merge with mainline

.bzrignore

@@ -1,8 +1,12 @@
 00_header
 10_*
+20_linux_xen
 30_os-prober
 40_custom
+41_custom
 aclocal.m4
+ascii.bitmaps
+ascii.h
 autom4te.cache
 build_env.mk
 .bzrignore
@@ -48,6 +52,8 @@ grub_script_check_init.c
 grub_script_check_init.h
 grub_script.tab.c
 grub_script.tab.h
+grub_script.yy.c
+grub_script.yy.h
 grub-set-default
 grub-setup
 grub_setup_init.c
@@ -71,3 +77,4 @@ stamp-h.in
 symlist.c
 trigtables.c
 update-grub_lib
+unidata.c

INSTALL

@@ -16,8 +16,24 @@ configuring the GRUB.
 * GNU Bison 2.3 or later
 * GNU gettext 0.17 or later
 * GNU binutils 2.9.1.0.23 or later
+* Flex 2.5.35 or later
 * Other standard GNU/Unix tools
 
+On GNU/Linux, you also need:
+
+* libdevmapper (recommended)
+
+To build grub-emu, you need:
+
+* ncurses
+* libusb (recommended)
+* SDL (recommended)
+
+To build GRUB's graphical terminal (gfxterm), you need:
+
+* FreeType 2 or later
+* GNU Unifont
+
 If you use a development snapshot or want to hack on GRUB you may
 need the following.
 

Makefile.in

@@ -53,9 +53,13 @@ XGETTEXT = @XGETTEXT@
 MSGMERGE = @MSGMERGE@
 MSGFMT = @MSGFMT@
 
+ifeq (@USE_NLS@,yes)
 LINGUAS = $(shell for i in $(srcdir)/po/*.po ; do \
 			if test -e $$i ; then echo $$i ; fi ; \
 		done | sed -e "s,.*/po/\(.*\)\.po$$,\1,")
+else
+LINGUAS =
+endif
 
 PACKAGE = @PACKAGE@
 PACKAGE_NAME = @PACKAGE_NAME@
@@ -164,7 +168,9 @@ DISTCLEANFILES = config.status config.cache config.log config.h \
 MAINTAINER_CLEANFILES = $(srcdir)/configure $(srcdir)/aclocal.m4 \
 	$(MKFILES) $(srcdir)/config.guess \
 	$(srcdir)/config.sub $(srcdir)/install-sh $(srcdir)/missing \
-	$(srcdir)/DISTLIST $(srcdir)/config.h.in $(srcdir)/stamp-h.in $(INFOS)
+	$(srcdir)/DISTLIST $(srcdir)/config.h.in $(srcdir)/stamp-h.in \
+	$(srcdir)/unidata.c \
+	$(INFOS)
 
 # The default target.
 all: all-local
@@ -247,10 +253,9 @@ docs/stamp-vti: docs/grub.texi configure.ac
 	-@rm -f vti.tmp
 	@cp $(builddir)/docs/version.texi $@
 
-# Use --force until such time as the documentation is cleaned up.
 docs/grub.info: docs/grub.texi docs/version.texi docs/fdl.texi
 	$(MKDIR_P) docs
-	-$(MAKEINFO) -P $(builddir)/docs --no-split --force $< -o $@
+	$(MAKEINFO) -P $(builddir)/docs --no-split $< -o $@
 
 ifeq (, $(FONT_SOURCE))
 else
@@ -276,7 +281,13 @@ ascii.bitmaps: $(FONT_SOURCE) grub-mkfont
 ascii.h: ascii.bitmaps grub-bin2h
 	$(builddir)/grub-bin2h ascii_bitmaps < $< > $@
 
-TARGET_CFLAGS += -DUSE_ASCII_FAILBACK=1
+widthspec.bin: $(FONT_SOURCE) grub-mkfont
+	$(builddir)/grub-mkfont --width-spec -o $@ $(FONT_SOURCE)
+
+widthspec.h: widthspec.bin grub-bin2h
+	$(builddir)/grub-bin2h widthspec < $< > $@
+
+TARGET_CFLAGS += -DUSE_ASCII_FAILBACK=1 -DHAVE_UNIFONT_WIDTHSPEC=1
 endif
 endif
 
@@ -323,26 +334,26 @@ install-local: all
 	  if test -f "$$file"; then dir=; else dir="$(srcdir)/"; fi; \
 	  dest="`echo $$file | sed 's,.*/,,' | sed '$(transform)'`"; \
 	  $(INSTALL_PROGRAM) $$dir$$file $(DESTDIR)$(bindir)/$$dest; \
-	  $(HELP2MAN) --section=1 -o $(DESTDIR)$(mandir)/man1/$$dest.1 $(builddir)/$$file; \
+	  PATH="$(builddir):$$PATH" $(HELP2MAN) --section=1 -i $(srcdir)/docs/man/$$file.h2m -o $(DESTDIR)$(mandir)/man1/$$dest.1 $$file; \
 	done
 	$(SHELL) $(mkinstalldirs) $(DESTDIR)$(sbindir) $(DESTDIR)$(mandir)/man8
 	@list='$(sbin_UTILITIES)'; for file in $$list; do \
 	  if test -f "$$file"; then dir=; else dir="$(srcdir)/"; fi; \
 	  dest="`echo $$file | sed 's,.*/,,' | sed '$(transform)'`"; \
 	  $(INSTALL_PROGRAM) $$dir$$file $(DESTDIR)$(sbindir)/$$dest; \
-	  $(HELP2MAN) --section=8 -o $(DESTDIR)$(mandir)/man8/$$dest.8 $(builddir)/$$file; \
+	  PATH="$(builddir):$$PATH" $(HELP2MAN) --section=8 -i $(srcdir)/docs/man/$$file.h2m -o $(DESTDIR)$(mandir)/man8/$$dest.8 $$file; \
 	done
 	@list='$(bin_SCRIPTS)'; for file in $$list; do \
 	  if test -f "$$file"; then dir=; else dir="$(srcdir)/"; fi; \
 	  dest="`echo $$file | sed 's,.*/,,' | sed '$(transform)'`"; \
 	  $(INSTALL_SCRIPT) $$dir$$file $(DESTDIR)$(bindir)/$$dest; \
-	  $(HELP2MAN) --section=1 -o $(DESTDIR)$(mandir)/man1/$$dest.1 $(builddir)/$$file; \
+	  PATH="$(builddir):$$PATH" $(HELP2MAN) --section=1 -i $(srcdir)/docs/man/$$file.h2m -o $(DESTDIR)$(mandir)/man1/$$dest.1 $$file; \
 	done
 	@list='$(sbin_SCRIPTS)'; for file in $$list; do \
 	  if test -f "$$file"; then dir=; else dir="$(srcdir)/"; fi; \
 	  dest="`echo $$file | sed 's,.*/,,' | sed '$(transform)'`"; \
 	  $(INSTALL_SCRIPT) $$dir$$file $(DESTDIR)$(sbindir)/$$dest; \
-	  $(HELP2MAN) --section=8 -o $(DESTDIR)$(mandir)/man8/$$dest.8 $(builddir)/$$file; \
+	  PATH="$(builddir):$$PATH" $(HELP2MAN) --section=8 -i $(srcdir)/docs/man/$$file.h2m -o $(DESTDIR)$(mandir)/man8/$$dest.8 $$file; \
 	done
 	$(SHELL) $(mkinstalldirs) $(DESTDIR)$(sysconfdir)/grub.d
 	@list='$(grub-mkconfig_SCRIPTS)'; for file in $$list; do \
@@ -513,8 +524,8 @@ check: all $(UNIT_TESTS) $(FUNCTIONAL_TESTS) $(SCRIPTED_TESTS)
 	  $(builddir)/$$file; \
 	done
 
-.SUFFIX:
+.SUFFIXES:
-.SUFFIX: .c .o .S .d
+.SUFFIXES: .c .o .S .d
 
 # Regenerate configure and Makefile automatically.
 $(srcdir)/aclocal.m4: configure.ac acinclude.m4

README

@@ -10,5 +10,13 @@ GRUB 2 data and program files.
 Please visit the official web page of GRUB 2, for more information.
 The URL is <http://www.gnu.org/software/grub/grub.html>.
 
-For now, there is not much documentation yet. Please look at the GRUB
+More extensive documentation is available in the Info manual,
-Wiki <http://grub.enbug.org> for testing procedures.
+accessible using 'info grub' after building and installing GRUB 2.
+Please look at the GRUB Wiki <http://grub.enbug.org> for testing
+procedures.
+
+There are a number of important user-visible differences from the
+first version of GRUB, now known as GRUB Legacy. For a summary, please
+see:
+
+  info grub Introduction 'Changes from GRUB Legacy'

autogen.sh

@@ -13,6 +13,8 @@ echo timestamp > stamp-h.in
 
 python util/import_gcry.py lib/libgcrypt/ .
 
+python util/import_unicode.py unicode/UnicodeData.txt unicode/BidiMirroring.txt unicode/ArabicShaping.txt unidata.c
+
 for rmk in conf/*.rmk ${GRUB_CONTRIB}/*/conf/*.rmk; do
   if test -e $rmk ; then
     ruby genmk.rb < $rmk > `echo $rmk | sed 's/\.rmk$/.mk/'`

boot/i386/qemu/boot.S

@@ -36,9 +36,6 @@ VARIABLE(grub_core_entry_addr)
 	.long	0
 1:
 
-	/* Process VGA rom.  */
-	call	$0xc000, $0x3
-
 	/* Set up %ds, %ss, and %es.  */
 	xorw	%ax, %ax
 	movw	%ax, %ds

boot/mips/yeeloong/fwstart.S

@@ -0,0 +1,630 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2000,2001,2002,2003,2004,2005,2007,2008,2009,2010  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/mips/yeeloong/serial.h>
+#include <grub/mips/yeeloong/pci.h>
+#include <grub/mips/loongson.h>
+#include <grub/pci.h>
+#include <grub/serial.h>
+#include <grub/cs5536.h>
+#include <grub/smbus.h>
+
+	.set noreorder
+	.set noat
+	.set nomacro
+
+	.global start,_start,__start
+start:
+_start:
+__start:	
+	bal serial_hw_init
+	 nop
+	/* Find CS5536 controller.  */
+	/* $t4 chooses device in priority encoding.  */
+	/* Resulting value is kept in GRUB_MACHINE_PCI_CONF_CTRL_REG.
+	   This way we don't need to sacrifice a register for it.  */
+	/* We have only one bus (0). Function is 0.  */
+	lui $t0, %hi(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR)
+	lui $t1, %hi(GRUB_MACHINE_PCI_CONFSPACE)
+	lui $t3, %hi(GRUB_CS5536_PCIID)
+	addiu $t3, $t3, %lo(GRUB_CS5536_PCIID)
+	ori $t4, $zero, 1
+	lui $a0, %hi(no_cs5536)
+1:
+	andi $t4, $t4, ((1 << GRUB_PCI_NUM_DEVICES) - 1)
+	beql  $t4, $zero, fatal
+	 addiu $a0, $a0, %lo(no_cs5536)
+	sw   $t4, %lo(GRUB_MACHINE_PCI_CONF_CTRL_REG_ADDR) ($t0)
+	lw   $t2, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_PCI_REG_PCI_ID) ($t1)
+	bnel  $t2, $t3, 1b
+	 sll $t4, $t4, 1
+
+	bal message
+	 addiu $a0, $a0, %lo(cs5536_found)
+	bal printhex
+	 move $a0, $t4
+
+	/* Initialise SMBus controller.  */
+	/* Set GPIO LBAR.  */
+	lui $a0, %hi(GRUB_CS5536_MSR_GPIO_BAR)
+	addiu $a0, $a0, %lo(GRUB_CS5536_MSR_GPIO_BAR)
+	ori $a1, $zero, GRUB_CS5536_LBAR_GPIO
+	/* Set mask to 0xf and enabled bit to 1.  */
+	bal wrmsr
+	 ori $a2, $zero, ((GRUB_CS5536_LBAR_MASK_MASK \
+	                  | GRUB_CS5536_LBAR_ENABLE) >> 32)
+
+	/* Set SMBUS LBAR.  */
+	lui $a0, %hi(GRUB_CS5536_MSR_SMB_BAR)
+	addiu $a0, $a0, %lo(GRUB_CS5536_MSR_SMB_BAR)
+	ori $a1, $zero, GRUB_CS5536_LBAR_SMBUS
+	/* Set mask to 0xf and enabled bit to 1.  */
+	bal wrmsr
+	 ori $a2, $zero, ((GRUB_CS5536_LBAR_MASK_MASK \
+	                   | GRUB_CS5536_LBAR_ENABLE) >> 32)
+
+	lui $a0, %hi(smbus_enabled)
+	bal message
+	  addiu $a0, $a0, %lo(smbus_enabled)
+
+	/* Enable SMBus controller pins.  */
+	lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO)
+	ori $t1, $zero, GRUB_GPIO_SMBUS_PINS
+	sw  $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_OUT_EN) ($t0)
+	sw  $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_OUT_AUX1) ($t0)
+	sw  $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_IN_EN) ($t0)
+	sw  $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_GPIO + GRUB_GPIO_REG_IN_AUX1) ($t0)
+
+	lui $t0, %hi(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS)
+
+	/* Disable SMB.  */
+	sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0)
+
+	/* Disable interrupts.  */
+	sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1) ($t0)
+
+	/* Set as master.  */
+	sb $zero, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_ADDR) ($t0)
+
+	/* Launch SMBus controller at slowest speed possible.  */
+	ori $t1, $zero, 0xff
+	sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL3) ($t0)
+	sb $t1, %lo(GRUB_MACHINE_PCI_IO_BASE + GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL2) ($t0)
+
+	/* Yeeloong has only one memory slot.  */
+	/* Output first byte on serial for debugging.  */
+	ori $a1, $zero, GRUB_SMB_RAM_START_ADDR
+	bal read_spd
+	 move $a0, $zero
+	bal printhex
+	 move $a0, $v0
+
+	bal read_spd
+	 ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_TYPE_ADDR
+	ori $t0, $zero, GRUB_SMBUS_SPD_MEMORY_TYPE_DDR2
+	lui $a0, %hi(unimplemented_memory_type)
+	bne $t0, $v0, fatal
+	 addiu $a0, $a0, %hi(unimplemented_memory_type)
+
+	/* And here is our goal: DDR2 controller initialisation.  */
+        lui	$t0, %hi(GRUB_CPU_LOONGSON_CORECFG)
+        ld	$t1, %lo(GRUB_CPU_LOONGSON_CORECFG) ($t0)
+	/* Use addiu for sign-extension.  */
+	addiu	$t2, $zero, ~(GRUB_CPU_LOONGSON_CORECFG_DISABLE_DDR2_SPACE|GRUB_CPU_LOONGSON_CORECFG_BUFFER_CPU)
+	and	$t1, $t1, $t2
+	sd	$t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0)
+
+	b continue
+
+	. = start + GRUB_CPU_LOONGSON_FLASH_TLB_REFILL - GRUB_CPU_LOONGSON_FLASH_START
+tlb_refill:	
+	mfc0 $s1, GRUB_CPU_LOONGSON_COP0_EPC
+	mfc0 $s2, GRUB_CPU_LOONGSON_COP0_BADVADDR
+	move $s3, $ra
+	lui $a0, %hi(epc)
+	bal message
+	 addiu $a0, $a0, %lo(epc)
+
+	bal printhex
+	 move $a0, $s1
+
+	lui $a0, %hi(badvaddr)
+	bal message
+	 addiu $a0, $a0, %lo(badvaddr)
+
+	bal printhex
+	 move $a0, $s2
+
+	lui $a0, %hi(return_msg)
+	bal message
+	 addiu $a0, $a0, %lo(return_msg)
+
+	bal printhex
+	 move $a0, $s3
+	
+	lui $a0, %hi(newline)
+	bal message
+	 addiu $a0, $a0, %lo(newline)
+
+	lui $a0, %hi(unhandled_tlb_refill)
+	b fatal
+	 addiu $a0, $a0, %lo(unhandled_tlb_refill)
+
+	. = start + GRUB_CPU_LOONGSON_FLASH_CACHE_ERROR - GRUB_CPU_LOONGSON_FLASH_START
+cache_error:
+	lui $a0, %hi(unhandled_cache_error)
+	b fatal
+	 addiu $a0, $a0, %lo(unhandled_cache_error)
+
+	. = start + GRUB_CPU_LOONGSON_FLASH_OTHER_EXCEPTION - GRUB_CPU_LOONGSON_FLASH_START
+other_exception:
+	mfc0 $s0, GRUB_CPU_LOONGSON_COP0_CAUSE
+	mfc0 $s1, GRUB_CPU_LOONGSON_COP0_EPC
+	mfc0 $s2, GRUB_CPU_LOONGSON_COP0_BADVADDR
+	lui $a0, %hi(cause)
+	bal message
+	 addiu $a0, $a0, %lo(cause)
+
+	bal printhex
+	 move $a0, $s0
+
+	lui $a0, %hi(epc)
+	bal message
+	 addiu $a0, $a0, %lo(epc)
+
+	bal printhex
+	 move $a0, $s1
+
+	lui $a0, %hi(badvaddr)
+	bal message
+	 addiu $a0, $a0, %lo(badvaddr)
+
+	bal printhex
+	 move $a0, $s2
+	
+	lui $a0, %hi(newline)
+	bal message
+	 addiu $a0, $a0, %lo(newline)
+	
+	lui $a0, %hi(unhandled_exception)
+	b fatal
+	 addiu $a0, $a0, %lo(unhandled_exception)
+
+	/* Same as similarly named C function but in asm since
+	   we need it early.  */
+	/* In: none. Out: none. Clobbered: $t0, $t1, $a0.  */
+serial_hw_init:
+	lui $t0, %hi (GRUB_MACHINE_SERIAL_PORT)
+
+	/* Turn off the interrupt.  */
+	sb $zero, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_IER)($t0)
+
+	/* Set DLAB.  */
+	ori $t1, $zero, UART_DLAB
+	sb  $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LCR)($t0)
+
+	/* Set the baud rate 115200.  */
+	ori $t1, $zero, GRUB_MACHINE_SERIAL_DIVISOR_115200
+	sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_DLL)($t0) 
+	sb $zero, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_DLH)($t0) 
+
+	/* Set the line status.  */
+	ori $t1, $zero, (UART_NO_PARITY | UART_8BITS_WORD | UART_1_STOP_BIT)
+        sb  $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LCR)($t0)
+
+	/* Enable the FIFO.  */
+	ori $t1, $zero, UART_ENABLE_FIFO_TRIGGER1
+	sb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_FCR)($t0)
+
+	/* Turn on DTR and RTS.  */
+	ori $t1, $zero, UART_ENABLE_DTRRTS
+	sb  $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_MCR)($t0)
+
+	/* Let message return to original caller.  */
+	lui  $a0, %hi(notification_string)
+	addiu $a0, $a0, %lo(notification_string)
+
+	/* Print message on serial console.  */
+	/* In: $a0 = asciiz message. Out: none. Clobbered: $t0, $t1, $a0.  */
+message:
+	lui $t0, %hi (GRUB_MACHINE_SERIAL_PORT)
+1:
+	lb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LSR)($t0)
+	andi $t1, $t1, UART_EMPTY_TRANSMITTER
+	beq $t1, $zero, 1b
+	 nop
+	lb  $t1, 0($a0)
+	sb  $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_TX)($t0)
+	bne $t1, $zero, 1b
+	 addiu $a0, $a0, 1
+	jr  $ra
+	 nop
+	
+	/* Print 32-bit hexadecimal on serial.
+           In:	$a0. Out: None. Clobbered: $a0, $t0, $t1, $t2
+	*/
+printhex:
+	lui $t0, %hi  (GRUB_MACHINE_SERIAL_PORT)
+	ori $t2, $zero, 8
+1:
+	lb $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_LSR)($t0)
+	andi $t1, $t1, UART_EMPTY_TRANSMITTER
+	beq $t1, $zero, 1b
+	 nop
+	srl  $t1, $a0, 28
+	addiu $t1, $t1, -10
+	blt  $t1, $zero, 2f
+	 sll  $a0, $a0, 4
+	addiu $t1, $t1, 'A'-10-'0' 
+2:	addiu $t1, $t1, '0'+10
+	sb  $t1, (%lo (GRUB_MACHINE_SERIAL_PORT) + UART_TX)($t0)
+	addiu $t2, $t2, -1
+	bne $t2, $zero, 1b
+	 nop
+	jr  $ra
+	 nop
+
+fatal:
+	bal message
+	 nop
+self:
+	b self
+	 nop
+	
+	/* Write CS5536 MSR.
+           In:   $a0 address, $a1 lower word, $a2 upper word.
+           Out:	 None
+           Clobbered:	 $t0
+	*/
+wrmsr:
+	lui $t0, %hi(GRUB_MACHINE_PCI_CONFSPACE)
+	sw  $a0, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_ADDR) ($t0)
+	sw  $a1, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_DATA0) ($t0)
+	jr $ra
+	 sw  $a2, (%lo(GRUB_MACHINE_PCI_CONFSPACE) + GRUB_CS5536_MSR_MAILBOX_DATA1) ($t0)
+
+	/* Wait for SMBus data or empty transmitter.  */
+	/* In: $a0 = exception handler. Out: none. Clobbered: $t0, $t1  */
+smbus_wait:
+1:	
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE)
+	lb $t0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_STATUS + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+	andi $t1, $t0, GRUB_CS5536_SMB_REG_STATUS_SDAST
+	bne $t1, $zero, return
+	 nop
+	andi $t1, $t0, (GRUB_CS5536_SMB_REG_STATUS_BER | GRUB_CS5536_SMB_REG_STATUS_NACK)
+	beq $t1, $zero, 1b
+	 nop
+	jr $a0
+	 nop
+return:
+	jr $ra
+	 nop
+	
+	/* Read SPD byte. In: $a0 byte, $a1 device. Out: $v0 read byte (0x100 on failure).
+           Clobbered: $t0, $t1, $t2, $t3, $a0. */
+read_spd:
+	move $t2, $a0
+	move $t3, $ra
+	lui $a0, %hi(read_spd_fail)
+	addiu $a0, $a0, %hi(read_spd_fail)
+
+	/* Send START.  */
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
+	lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+	ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_START
+	bal smbus_wait
+	 sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+	
+	/* Send device address.  */
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
+	sll $t1, $a1, 1
+	bal smbus_wait
+	 sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+	/* Send ACK.  */
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
+	lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+	ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_ACK
+	sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+	/* Send byte address.  */
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
+	bal smbus_wait
+	 sb $t2, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+	/* Send START.  */
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
+	lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+	ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_START
+	bal smbus_wait
+	 sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+	/* Send device address.  */
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
+	sll $t1, $a1, 1
+	ori $t1, $t1, 1
+	bal smbus_wait
+	 sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+	/* Send STOP.  */
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE)
+	lb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+	ori $t1, $t1, GRUB_CS5536_SMB_REG_CTRL1_STOP
+	bal smbus_wait
+	 sb $t1, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_CTRL1 + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+
+	lui $t0, %hi(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE)
+	lb $v0, %lo(GRUB_CS5536_LBAR_SMBUS + GRUB_CS5536_SMB_REG_DATA + GRUB_MACHINE_PCI_IO_BASE) ($t0)
+	jr $t3
+	 andi $v0, $v0, 0xff
+read_spd_fail:
+	jr $t3
+	 ori $v0, $v0, 0x100
+
+notification_string:	.asciz "GRUB "
+no_cs5536:	.asciz "No CS5536 found.\n\r"
+cs5536_found:	.asciz "CS5536 at "
+sm_failed: .asciz "SM transaction failed.\n\r"
+unhandled_tlb_refill:	.asciz "Unhandled TLB refill.\n\r"
+unhandled_cache_error:	.asciz "Unhandled cache error.\n\r"
+unhandled_exception:	.asciz "Unhandled exception.\n\r"
+smbus_enabled:	.asciz "SMBus controller enabled.\n\r"
+unimplemented_memory_type:	.asciz "non-DDR2 memory isn't supported.\n\r"
+no_cas_latency:		.asciz "Couldn't determine CAS latency.\n\r"
+cause:	 .asciz "Cause: "
+epc:	.asciz "\n\rEPC: "
+badvaddr:	.asciz "\n\rBadVaddr: "
+newline:	.asciz "\n\r"
+return_msg:	  .asciz "\n\rReturn address: "
+caches_enabled:	.asciz "Caches enabled\n\r"
+
+	.p2align 3
+
+regdump:
+	.quad 0x0100010000000101 /* 0 */
+	.quad 0x0100010100000000 /* 2 */
+	.quad 0x0101000001000000 /* 3 */
+	.quad 0x0100020200010101 /* 4 */
+	.quad 0x0a04030603050203 /* 6 */
+	.quad 0x0f0e040000010a0b /* 7 */
+	.quad 0x0000010200000102 /* 8 */
+	.quad 0x0000060c00000000 /* 9 */
+	.quad 0x2323233f3f1f0200 /* a */
+	.quad 0x5f7f232323232323 /* b */
+	.quad 0x002a3c0615000000 /* c */
+	.quad 0x002a002a002a002a /* d */
+	.quad 0x002a002a002a002a /* e */
+	.quad 0x00b40020006d0004 /* f */
+	.quad 0x070007ff00000087 /* 10 */
+	.quad 0x000000000016101f /* 11 */
+	.quad 0x001c000000000000 /* 12 */
+	.quad 0x28e1000200c8006b /* 13 */
+	.quad 0x0000204200c8002f /* 14 */
+	.quad 0x0000000000030d40 /* 15 */
+	.quad 0 /* 16 */
+	.quad 0 /* 17 */
+	.quad 0 /* 18 */
+	.quad 0 /* 19 */
+	.quad 0 /* 1a */
+	.quad 0 /* 1b */
+	.quad 0 /* 1c */
+
+	.p2align
+
+write_dumpreg:	
+	ld $t2, 0($t6)
+	sd $t2, 0($t4)
+	addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP
+	jr $ra
+	 addiu $t6, $t6, GRUB_CPU_LOONGSON_DDR2_REG_SIZE
+
+continue:
+	lui $t4, %hi(GRUB_CPU_LOONGSON_DDR2_BASE)
+	addiu $t4, $t4, %lo(GRUB_CPU_LOONGSON_DDR2_BASE)
+	lui $t6, %hi(regdump)
+
+	/* 0 */
+	bal write_dumpreg
+	 addiu $t6, $t6, %lo(regdump)
+
+	/* 1 */
+	ori $a1, $a1, GRUB_SMB_RAM_START_ADDR
+	move $t8, $zero
+	lui  $t5, 0x0001
+	bal read_spd
+	 ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_BANKS_ADDR
+	ori $t7, $zero, 8
+	bne $v0, $t7, 1f
+	 ori $t5, $t5, 0x0001
+	ori $t8, $t8, GRUB_CPU_LOONGSON_DDR2_REG1_HI_8BANKS
+1:
+	dsll $t8, $t8, 32
+	or $t5, $t5, $t8
+	sd  $t5, 0 ($t4)
+	addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP
+
+	/* 2 */
+	bal write_dumpreg
+	 nop
+
+	/* 3 */
+	bal write_dumpreg
+	 nop
+
+	/* 4 */
+	bal write_dumpreg
+	 nop
+
+	/* 5 */
+	/* FIXME: figure termination resistance.  */
+	ori $t5, $zero, 0x2
+	bal read_spd
+	 ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_ROWS_ADDR
+	/* $v0 = 15 - $v0.  */
+	xori $v0, $v0, 0xf
+	andi $v0, $v0, 0x7
+	sll $v0, $v0, 8
+	or $t5, $t5, $v0
+
+	/* Find the fastest supported CAS latency.  */
+	bal read_spd
+	 ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_ADDR
+	ori $t0, $zero, GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_MIN_VALUE
+	ori $t1, $zero, (1 << GRUB_SMBUS_SPD_MEMORY_CAS_LATENCY_MIN_VALUE)
+2:	
+	and $t2, $t1, $v0
+	bne $t2, $zero, 1f
+	 ori $t3, $zero, 8
+	lui $a0, %hi(no_cas_latency)
+	beq $t0, $t3, fatal
+	 addiu $a0, $a0, %lo(no_cas_latency)
+	addiu $t0, $t0, 1
+	b 2b
+	 sll $t1, $t1, 1
+1:
+	sll $t0, $t0, 16
+	or $t5, $t5, $t0
+	
+	bal read_spd
+	 ori $a0, $zero, GRUB_SMBUS_SPD_MEMORY_NUM_COLUMNS_ADDR
+	/* $v0 = 15 - ($v0 + 1) = 14 - $v0.  */
+	addiu $v0, $v0, 1
+	xori $v0, $v0, 0xf
+	andi $v0, $v0, 0x7
+	sll $v0, 24
+	or $t5, $t5, $v0
+	sd  $t5, 0 ($t4)
+
+	addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP
+	
+	ori $t7, $zero, 0x16
+
+1:	
+	ld $t2, 0($t6)
+	sd $t2, 0($t4)
+	addiu $t4, $t4, GRUB_CPU_LOONGSON_DDR2_REG_STEP
+	addiu $t7, $t7, -1
+	bne $t7, $zero, 1b
+	 addiu $t6, $t6, GRUB_CPU_LOONGSON_DDR2_REG_SIZE
+	
+	lui $t4, %hi(GRUB_CPU_LOONGSON_DDR2_BASE)
+	ld  $t5, (%lo(GRUB_CPU_LOONGSON_DDR2_BASE) + 0x30) ($t4)
+	ori $t0, $zero, 1
+	dsll $t0, $t0, 40
+	or $t5, $t5, $t0
+	sd  $t5, (%lo(GRUB_CPU_LOONGSON_DDR2_BASE) + 0x30) ($t4)
+
+	/* Desactivate DDR2 registers.  */
+        lui	$t0, %hi (GRUB_CPU_LOONGSON_CORECFG)
+        ld	$t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0)
+	ori	$t1, $t1, GRUB_CPU_LOONGSON_CORECFG_DISABLE_DDR2_SPACE
+        sd	$t1, %lo (GRUB_CPU_LOONGSON_CORECFG) ($t0)
+
+	/* Enable cache.  */
+	mfc0	$t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG
+	addiu 	$t1, $zero, ~GRUB_CPU_LOONGSON_CACHE_TYPE_MASK
+	and     $t0, $t1, $t1
+	/* Set line size to 32 bytes and disabled cache.  */
+	ori   	$t0, $t0, (GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_ILINESIZE \
+	                   | GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG_DLINESIZE \
+	                   | GRUB_CPU_LOONGSON_CACHE_ACCELERATED)
+	mtc0	$t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG
+
+	/* Invalidate all I-cache entries.  */
+	srl $t1, $t0, GRUB_CPU_LOONGSON_COP0_CACHE_ISIZE_SHIFT
+	andi $t1, $t1, GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_MASK
+	ori $t2, $zero, (1 << (GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_OFFSET \
+	                       - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \
+	                       - GRUB_CPU_LOONGSON_I_CACHE_LOG_WAYS))
+	sll $t1, $t2, $t1
+	lui $t2, 0x8000
+
+1:	
+	cache GRUB_CPU_LOONGSON_COP0_I_INDEX_INVALIDATE, 0($t2)
+	addiu $t1, $t1, -1
+	bne $t1, $zero, 1b
+	 addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_I_INDEX_BIT_OFFSET)
+
+	/* Invalidate all D-cache entries.  */
+	srl $t1, $t0, GRUB_CPU_LOONGSON_COP0_CACHE_DSIZE_SHIFT
+	andi $t1, $t1, GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_MASK
+	ori $t2, $zero, (1 << (GRUB_CPU_LOONGSON_COP0_CACHE_SIZE_OFFSET \
+	                       - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \
+	                       - GRUB_CPU_LOONGSON_D_CACHE_LOG_WAYS))
+	sll $t1, $t2, $t1
+	lui $t2, 0x8000
+	mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGLO
+	mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGHI
+1:
+	/* All four ways.  */
+	cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 0($t2)
+	cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 1($t2)
+	cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 2($t2)
+	cache GRUB_CPU_LOONGSON_COP0_D_INDEX_TAG_STORE, 3($t2)
+	addiu $t1, $t1, -1
+	bne $t1, $zero, 1b
+	 addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_D_INDEX_BIT_OFFSET)
+
+	/* Invalidate all S-cache entries.  */
+	ori $t1, $zero, (1 << (GRUB_CPU_LOONGSON_SECONDARY_CACHE_LOG_SIZE \
+	                       - GRUB_CPU_LOONGSON_CACHE_LINE_SIZE_LOG_BIG \
+	                       - GRUB_CPU_LOONGSON_S_CACHE_LOG_WAYS))
+	lui $t2, 0x8000
+	mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGLO
+	mtc0 $zero, GRUB_CPU_LOONGSON_COP0_CACHE_TAGHI
+1:
+	/* All four ways.  */
+	cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 0($t2)
+	cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 1($t2)
+	cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 2($t2)
+	cache GRUB_CPU_LOONGSON_COP0_S_INDEX_TAG_STORE, 3($t2)
+	addiu $t1, $t1, -1
+	bne $t1, $zero, 1b
+	 addiu $t2, $t2, (1 << GRUB_CPU_LOONGSON_COP0_D_INDEX_BIT_OFFSET)
+	
+	/* Finally enable cache.  */
+	mfc0	$t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG
+	addiu 	$t1, $zero, ~GRUB_CPU_LOONGSON_CACHE_TYPE_MASK
+	and     $t0, $t1, $t1
+	ori   	$t0, $t0, GRUB_CPU_LOONGSON_CACHE_CACHED
+	mtc0	$t0, GRUB_CPU_LOONGSON_COP0_CACHE_CONFIG
+
+	lui $a0, %hi(caches_enabled)
+	bal message
+	  addiu $a0, $a0, %lo(caches_enabled)
+
+	/* Set ROM delay cycles to 1.  */
+	lui $t0, %hi(GRUB_CPU_LOONGSON_LIOCFG)
+	lw  $t1, %lo(GRUB_CPU_LOONGSON_LIOCFG) ($t0)
+	addiu $t2, $zero, ~(GRUB_CPU_LOONGSON_ROM_DELAY_MASK \
+	                    << GRUB_CPU_LOONGSON_ROM_DELAY_OFFSET)
+	and $t1, $t1, $t2
+	ori $t1, $t1, (1 << GRUB_CPU_LOONGSON_ROM_DELAY_OFFSET)
+	sw  $t1, %lo(GRUB_CPU_LOONGSON_LIOCFG) ($t0)
+	
+	addiu $a0, $zero, -1
+	addiu $a1, $zero, -1
+
+	/* Take advantage of cache.  */
+	lui $t0, %hi(cached_continue - 0x20000000)
+	addiu $t0, $t0, %lo(cached_continue - 0x20000000)
+	jr $t0
+	 addiu $a2, $zero, -1
+
+cached_continue:

bus/cs5536.c

@@ -0,0 +1,380 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2010  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/types.h>
+#include <grub/cs5536.h>
+#include <grub/pci.h>
+#include <grub/time.h>
+#include <grub/ata.h>
+
+int
+grub_cs5536_find (grub_pci_device_t *devp)
+{
+  int found = 0;
+  auto int NESTED_FUNC_ATTR hook (grub_pci_device_t dev,
+				  grub_pci_id_t pciid);
+
+  int NESTED_FUNC_ATTR hook (grub_pci_device_t dev,
+			     grub_pci_id_t pciid)
+  {
+    if (pciid == GRUB_CS5536_PCIID)
+      {
+	*devp = dev;
+	found = 1;
+	return 1;
+      }
+    return 0;
+  }
+
+  grub_pci_iterate (hook);
+
+  return found;
+}
+
+grub_uint64_t
+grub_cs5536_read_msr (grub_pci_device_t dev, grub_uint32_t addr)
+{
+  grub_uint64_t ret = 0;
+  grub_pci_write (grub_pci_make_address (dev, GRUB_CS5536_MSR_MAILBOX_ADDR),
+		  addr);
+  ret = (grub_uint64_t)
+    grub_pci_read (grub_pci_make_address (dev, GRUB_CS5536_MSR_MAILBOX_DATA0));
+  ret |= (((grub_uint64_t) 
+	  grub_pci_read (grub_pci_make_address (dev,
+						GRUB_CS5536_MSR_MAILBOX_DATA1)))
+	  << 32);
+  return ret;
+}
+
+void
+grub_cs5536_write_msr (grub_pci_device_t dev, grub_uint32_t addr,
+		       grub_uint64_t val)
+{
+  grub_pci_write (grub_pci_make_address (dev, GRUB_CS5536_MSR_MAILBOX_ADDR),
+		  addr);
+  grub_pci_write (grub_pci_make_address (dev, GRUB_CS5536_MSR_MAILBOX_DATA0),
+		  val & 0xffffffff);
+  grub_pci_write (grub_pci_make_address (dev, GRUB_CS5536_MSR_MAILBOX_DATA1),
+		  val >> 32);
+}
+
+grub_err_t
+grub_cs5536_smbus_wait (grub_port_t smbbase)
+{
+  grub_uint64_t start = grub_get_time_ms ();
+  while (1)
+    {
+      grub_uint8_t status;
+      status = grub_inb (smbbase + GRUB_CS5536_SMB_REG_STATUS);
+      if (status & GRUB_CS5536_SMB_REG_STATUS_SDAST)
+	return GRUB_ERR_NONE;	
+      if (status & GRUB_CS5536_SMB_REG_STATUS_BER)
+	return grub_error (GRUB_ERR_IO, "SM bus error");
+      if (status & GRUB_CS5536_SMB_REG_STATUS_NACK)
+	return grub_error (GRUB_ERR_IO, "NACK received");
+      if (grub_get_time_ms () > start + 40)
+	return grub_error (GRUB_ERR_IO, "SM stalled");
+    }
+
+  return GRUB_ERR_NONE;
+}
+
+grub_err_t
+grub_cs5536_read_spd_byte (grub_port_t smbbase, grub_uint8_t dev,
+			   grub_uint8_t addr, grub_uint8_t *res)
+{
+  grub_err_t err;
+
+  /* Send START.  */
+  grub_outb (grub_inb (smbbase + GRUB_CS5536_SMB_REG_CTRL1)
+	     | GRUB_CS5536_SMB_REG_CTRL1_START,
+	     smbbase + GRUB_CS5536_SMB_REG_CTRL1);
+
+  /* Send device address.  */
+  err = grub_cs5536_smbus_wait (smbbase); 
+  if (err) 
+    return err;
+  grub_outb (dev << 1, smbbase + GRUB_CS5536_SMB_REG_DATA);
+
+  /* Send ACK.  */
+  err = grub_cs5536_smbus_wait (smbbase);
+  if (err)
+    return err;
+  grub_outb (grub_inb (smbbase + GRUB_CS5536_SMB_REG_CTRL1)
+	     | GRUB_CS5536_SMB_REG_CTRL1_ACK,
+	     smbbase + GRUB_CS5536_SMB_REG_CTRL1);
+
+  /* Send byte address.  */
+  grub_outb (addr, smbbase + GRUB_CS5536_SMB_REG_DATA);
+
+  /* Send START.  */
+  err = grub_cs5536_smbus_wait (smbbase); 
+  if (err) 
+    return err;
+  grub_outb (grub_inb (smbbase + GRUB_CS5536_SMB_REG_CTRL1)
+	     | GRUB_CS5536_SMB_REG_CTRL1_START,
+	     smbbase + GRUB_CS5536_SMB_REG_CTRL1);
+
+  /* Send device address.  */
+  err = grub_cs5536_smbus_wait (smbbase);
+  if (err)
+    return err;
+  grub_outb ((dev << 1) | 1, smbbase + GRUB_CS5536_SMB_REG_DATA);
+
+  /* Send STOP.  */
+  err = grub_cs5536_smbus_wait (smbbase);
+  if (err)
+    return err;
+  grub_outb (grub_inb (smbbase + GRUB_CS5536_SMB_REG_CTRL1)
+	     | GRUB_CS5536_SMB_REG_CTRL1_STOP,
+	     smbbase + GRUB_CS5536_SMB_REG_CTRL1);
+
+  err = grub_cs5536_smbus_wait (smbbase);
+  if (err) 
+    return err;
+  *res = grub_inb (smbbase + GRUB_CS5536_SMB_REG_DATA);
+
+  return GRUB_ERR_NONE;
+}
+
+grub_err_t
+grub_cs5536_init_smbus (grub_pci_device_t dev, grub_uint16_t divisor,
+			grub_port_t *smbbase)
+{
+  grub_uint64_t smbbar;
+
+  smbbar = grub_cs5536_read_msr (dev, GRUB_CS5536_MSR_SMB_BAR);
+
+  /* FIXME  */
+  if (!(smbbar & GRUB_CS5536_LBAR_ENABLE))
+    return grub_error(GRUB_ERR_IO, "SMB controller not enabled\n");
+  *smbbase = (smbbar & GRUB_CS5536_LBAR_ADDR_MASK) + GRUB_MACHINE_PCI_IO_BASE;
+
+  if (divisor < 8)
+    return grub_error (GRUB_ERR_BAD_ARGUMENT, "invalid divisor");
+
+  /* Disable SMB.  */
+  grub_outb (0, *smbbase + GRUB_CS5536_SMB_REG_CTRL2);
+
+  /* Disable interrupts.  */
+  grub_outb (0, *smbbase + GRUB_CS5536_SMB_REG_CTRL1);
+
+  /* Set as master.  */
+  grub_outb (GRUB_CS5536_SMB_REG_ADDR_MASTER,
+  	     *smbbase + GRUB_CS5536_SMB_REG_ADDR);
+
+  /* Launch.  */
+  grub_outb (((divisor >> 7) & 0xff), *smbbase + GRUB_CS5536_SMB_REG_CTRL3);
+  grub_outb (((divisor << 1) & 0xfe) | GRUB_CS5536_SMB_REG_CTRL2_ENABLE,
+	     *smbbase + GRUB_CS5536_SMB_REG_CTRL2);
+  
+  return GRUB_ERR_NONE; 
+}
+
+grub_err_t
+grub_cs5536_read_spd (grub_port_t smbbase, grub_uint8_t dev,
+		      struct grub_smbus_spd *res)
+{
+  grub_err_t err;
+  grub_size_t size;
+  grub_uint8_t b;
+  grub_size_t ptr;
+
+  err = grub_cs5536_read_spd_byte (smbbase, dev, 0, &b);
+  if (err)
+    return err;
+  if (b == 0)
+    return grub_error (GRUB_ERR_IO, "no SPD found");
+  size = b;
+  
+  ((grub_uint8_t *) res)[0] = b;
+  for (ptr = 1; ptr < size; ptr++)
+    {
+      err = grub_cs5536_read_spd_byte (smbbase, dev, ptr,
+				       &((grub_uint8_t *) res)[ptr]);
+      if (err)
+	return err;
+    }
+  return GRUB_ERR_NONE;
+}
+
+/* Dump of GPIO connections. FIXME: Remove useless and macroify.  */
+static grub_uint32_t gpiodump[] = {
+  0xffff0000, 0x2ffdd002, 0xffff0000, 0xffff0000,
+  0x2fffd000, 0xffff0000, 0x1000efff, 0xefff1000,
+  0x3ffbc004, 0xffff0000, 0xffff0000, 0xffff0000,
+  0x3ffbc004, 0x3ffbc004, 0xffff0000, 0x00000000,
+  0xffff0000, 0xffff0000, 0x3ffbc004, 0x3f9bc064,
+  0x00000000, 0x00000000, 0x00000000, 0x00000000,
+  0x00000000, 0x00000000, 0x00000000, 0x00000000,
+  0x00000000, 0x00000000, 0x00000000, 0x00000000,
+  0xffff0000, 0xffff0000, 0xffff0000, 0xffff0000,
+  0xffff0000, 0xffff0000, 0x0000ffff, 0xffff0000,
+  0xefff1000, 0xffff0000, 0xffff0000, 0xffff0000,
+  0xefff1000, 0xefff1000, 0xffff0000, 0x00000000,
+  0xffff0000, 0xffff0000, 0xefff1000, 0xffff0000,
+  0x00000000, 0x00000000, 0x00000000, 0x00000000,
+  0x00000000, 0x00000000, 0x00000000, 0x00000000,
+  0x00000000, 0x50000000, 0x00000000, 0x00000000,
+};
+
+static inline void
+set_io_space (grub_pci_device_t dev, int num, grub_uint16_t start,
+	      grub_uint16_t len)
+{
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_GL_REGIONS_START + num,
+			 ((((grub_uint64_t) start + len - 4)
+			   << GRUB_CS5536_MSR_GL_REGION_IO_TOP_SHIFT)
+			  & GRUB_CS5536_MSR_GL_REGION_TOP_MASK)
+			 | (((grub_uint64_t) start
+			     << GRUB_CS5536_MSR_GL_REGION_IO_BASE_SHIFT)
+			  & GRUB_CS5536_MSR_GL_REGION_BASE_MASK)
+			 | GRUB_CS5536_MSR_GL_REGION_IO
+			 | GRUB_CS5536_MSR_GL_REGION_ENABLE);
+}
+
+static inline void
+set_iod (grub_pci_device_t dev, int num, int dest, int start, int mask)
+{
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_GL_IOD_START + num,
+			 ((grub_uint64_t) dest << GRUB_CS5536_IOD_DEST_SHIFT)
+			 | (((grub_uint64_t) start & GRUB_CS5536_IOD_ADDR_MASK)
+			    << GRUB_CS5536_IOD_BASE_SHIFT)
+			 | ((mask & GRUB_CS5536_IOD_ADDR_MASK)
+			    << GRUB_CS5536_IOD_MASK_SHIFT));
+}
+
+static inline void
+set_p2d (grub_pci_device_t dev, int num, int dest, grub_uint32_t start)
+{
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_GL_P2D_START + num,
+			 (((grub_uint64_t) dest) << GRUB_CS5536_P2D_DEST_SHIFT)
+			 | ((grub_uint64_t) (start >> GRUB_CS5536_P2D_LOG_ALIGN)
+			    << GRUB_CS5536_P2D_BASE_SHIFT)
+			 | (((1 << (32 - GRUB_CS5536_P2D_LOG_ALIGN)) - 1)
+			    << GRUB_CS5536_P2D_MASK_SHIFT));
+}
+
+void
+grub_cs5536_init_geode (grub_pci_device_t dev)
+{
+  int i;
+
+  /* Make sure GPIO is where we expect it to be.  */
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_GPIO_BAR,
+			 GRUB_CS5536_LBAR_TURN_ON | GRUB_CS5536_LBAR_GPIO);
+
+  /* Setup GPIO.  */
+  for (i = 0; i < (int) ARRAY_SIZE (gpiodump); i++)
+    ((volatile grub_uint32_t *) (GRUB_MACHINE_PCI_IO_BASE 
+				 + GRUB_CS5536_LBAR_GPIO)) [i] = gpiodump[i];
+
+  /* Enable more BARs.  */
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_IRQ_MAP_BAR,
+			 GRUB_CS5536_LBAR_TURN_ON | GRUB_CS5536_LBAR_IRQ_MAP);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_MFGPT_BAR,
+			 GRUB_CS5536_LBAR_TURN_ON | GRUB_CS5536_LBAR_MFGPT);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_ACPI_BAR,
+			 GRUB_CS5536_LBAR_TURN_ON | GRUB_CS5536_LBAR_ACPI);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_PM_BAR,
+			 GRUB_CS5536_LBAR_TURN_ON | GRUB_CS5536_LBAR_PM);
+
+  /* Setup DIVIL.  */
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_DIVIL_LEG_IO,
+			 GRUB_CS5536_MSR_DIVIL_LEG_IO_MODE_X86
+			 | GRUB_CS5536_MSR_DIVIL_LEG_IO_F_REMAP
+			 | GRUB_CS5536_MSR_DIVIL_LEG_IO_RTC_ENABLE0
+			 | GRUB_CS5536_MSR_DIVIL_LEG_IO_RTC_ENABLE1);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_DIVIL_IRQ_MAPPER_PRIMARY_MASK,
+			 (~GRUB_CS5536_DIVIL_LPC_INTERRUPTS) & 0xffff);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_DIVIL_IRQ_MAPPER_LPC_MASK,
+			 GRUB_CS5536_DIVIL_LPC_INTERRUPTS);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_DIVIL_LPC_SERIAL_IRQ_CONTROL,
+			 GRUB_CS5536_MSR_DIVIL_LPC_SERIAL_IRQ_CONTROL_ENABLE);
+
+  /* Initialise USB controller.  */
+  /* FIXME: assign adresses dynamically.  */
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_USB_OHCI_BASE, 
+			 GRUB_CS5536_MSR_USB_BASE_BUS_MASTER
+			 | GRUB_CS5536_MSR_USB_BASE_MEMORY_ENABLE
+			 | 0x05024000);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_USB_EHCI_BASE,
+			 GRUB_CS5536_MSR_USB_BASE_BUS_MASTER
+			 | GRUB_CS5536_MSR_USB_BASE_MEMORY_ENABLE
+			 | (0x20ULL << GRUB_CS5536_MSR_USB_EHCI_BASE_FLDJ_SHIFT)
+			 | 0x05023000);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_USB_CONTROLLER_BASE,
+			 GRUB_CS5536_MSR_USB_BASE_BUS_MASTER
+			 | GRUB_CS5536_MSR_USB_BASE_MEMORY_ENABLE | 0x05020000);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_USB_OPTION_CONTROLLER_BASE,
+			 GRUB_CS5536_MSR_USB_BASE_MEMORY_ENABLE | 0x05022000);
+  set_p2d (dev, 0, GRUB_CS5536_DESTINATION_USB, 0x05020000);
+  set_p2d (dev, 1, GRUB_CS5536_DESTINATION_USB, 0x05022000);
+  set_p2d (dev, 5, GRUB_CS5536_DESTINATION_USB, 0x05024000);
+  set_p2d (dev, 6, GRUB_CS5536_DESTINATION_USB, 0x05023000);
+
+  {
+    volatile grub_uint32_t *oc;
+    oc = grub_pci_device_map_range (dev, 0x05022000,
+				    GRUB_CS5536_USB_OPTION_REGS_SIZE);
+
+    oc[GRUB_CS5536_USB_OPTION_REG_UOCMUX] =
+      (oc[GRUB_CS5536_USB_OPTION_REG_UOCMUX]
+       & ~GRUB_CS5536_USB_OPTION_REG_UOCMUX_PMUX_MASK)
+      | GRUB_CS5536_USB_OPTION_REG_UOCMUX_PMUX_HC;
+    grub_pci_device_unmap_range (dev, oc, GRUB_CS5536_USB_OPTION_REGS_SIZE);
+  }
+
+  /* Setup IDE controller.  */
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_IDE_IO_BAR,
+			 GRUB_CS5536_LBAR_IDE
+			 | GRUB_CS5536_MSR_IDE_IO_BAR_UNITS);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_IDE_CFG,
+			 GRUB_CS5536_MSR_IDE_CFG_CHANNEL_ENABLE);
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_IDE_TIMING,
+			 (GRUB_CS5536_MSR_IDE_TIMING_PIO0
+			  << GRUB_CS5536_MSR_IDE_TIMING_DRIVE0_SHIFT)
+			 | (GRUB_CS5536_MSR_IDE_TIMING_PIO0
+			    << GRUB_CS5536_MSR_IDE_TIMING_DRIVE1_SHIFT));
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_IDE_CAS_TIMING,
+			 (GRUB_CS5536_MSR_IDE_CAS_TIMING_CMD_PIO0
+			  << GRUB_CS5536_MSR_IDE_CAS_TIMING_CMD_SHIFT)
+			 | (GRUB_CS5536_MSR_IDE_CAS_TIMING_PIO0
+			    << GRUB_CS5536_MSR_IDE_CAS_TIMING_DRIVE0_SHIFT)
+			 | (GRUB_CS5536_MSR_IDE_CAS_TIMING_PIO0
+			    << GRUB_CS5536_MSR_IDE_CAS_TIMING_DRIVE1_SHIFT));
+
+  /* Setup Geodelink PCI.  */
+  grub_cs5536_write_msr (dev, GRUB_CS5536_MSR_GL_PCI_CTRL,
+			 (4ULL << GRUB_CS5536_MSR_GL_PCI_CTRL_OUT_THR_SHIFT)
+			 | (4ULL << GRUB_CS5536_MSR_GL_PCI_CTRL_IN_THR_SHIFT)
+			 | (8ULL << GRUB_CS5536_MSR_GL_PCI_CTRL_LATENCY_SHIFT)
+			 | GRUB_CS5536_MSR_GL_PCI_CTRL_IO_ENABLE
+			 | GRUB_CS5536_MSR_GL_PCI_CTRL_MEMORY_ENABLE);
+
+  /* Setup windows.  */
+  set_io_space (dev, 0, GRUB_CS5536_LBAR_SMBUS, GRUB_CS5536_SMBUS_REGS_SIZE);
+  set_io_space (dev, 1, GRUB_CS5536_LBAR_GPIO, GRUB_CS5536_GPIO_REGS_SIZE);
+  set_io_space (dev, 2, GRUB_CS5536_LBAR_MFGPT, GRUB_CS5536_MFGPT_REGS_SIZE);
+  set_io_space (dev, 3, GRUB_CS5536_LBAR_IRQ_MAP, GRUB_CS5536_IRQ_MAP_REGS_SIZE);
+  set_io_space (dev, 4, GRUB_CS5536_LBAR_PM, GRUB_CS5536_PM_REGS_SIZE);
+  set_io_space (dev, 5, GRUB_CS5536_LBAR_ACPI, GRUB_CS5536_ACPI_REGS_SIZE);
+  set_iod (dev, 0, GRUB_CS5536_DESTINATION_IDE, GRUB_ATA_CH0_PORT1, 0xffff8);
+  set_iod (dev, 1, GRUB_CS5536_DESTINATION_ACC, GRUB_CS5536_LBAR_ACC, 0xfff80);
+  set_iod (dev, 2, GRUB_CS5536_DESTINATION_IDE, GRUB_CS5536_LBAR_IDE, 0xffff0);
+}

bus/pci.c

@@ -19,6 +19,50 @@
 
 #include <grub/dl.h>
 #include <grub/pci.h>
+#include <grub/mm.h>
+
+/* FIXME: correctly support 64-bit architectures.  */
+/* #if GRUB_TARGET_SIZEOF_VOID_P == 4 */
+struct grub_pci_dma_chunk *
+grub_memalign_dma32 (grub_size_t align, grub_size_t size)
+{
+  return grub_memalign (align, size);
+}
+
+void
+grub_dma_free (struct grub_pci_dma_chunk *ch)
+{
+  grub_free (ch);
+}
+/* #endif */
+
+#ifdef GRUB_MACHINE_MIPS_YEELOONG
+volatile void *
+grub_dma_get_virt (struct grub_pci_dma_chunk *ch)
+{
+  return (void *) ((((grub_uint32_t) ch) & 0x1fffffff) | 0xa0000000);
+}
+
+grub_uint32_t
+grub_dma_get_phys (struct grub_pci_dma_chunk *ch)
+{
+  return (((grub_uint32_t) ch) & 0x1fffffff) | 0x80000000;
+}
+#else
+
+volatile void *
+grub_dma_get_virt (struct grub_pci_dma_chunk *ch)
+{
+  return (void *) ch;
+}
+
+grub_uint32_t
+grub_dma_get_phys (struct grub_pci_dma_chunk *ch)
+{
+  return (grub_uint32_t) (grub_addr_t) ch;
+}
+
+#endif
 
 grub_pci_address_t
 grub_pci_make_address (grub_pci_device_t dev, int reg)
@@ -48,6 +92,16 @@ grub_pci_iterate (grub_pci_iteratefunc_t hook)
 	      if (id >> 16 == 0xFFFF)
 		continue;
 
+#ifdef GRUB_MACHINE_MIPS_YEELOONG
+	      /* Skip ghosts.  */
+	      if (id == GRUB_YEELOONG_OHCI_PCIID
+		  && dev.function == GRUB_YEELOONG_OHCI_GHOST_FUNCTION)
+		continue;
+	      if (id == GRUB_YEELOONG_EHCI_PCIID
+		  && dev.function == GRUB_YEELOONG_EHCI_GHOST_FUNCTION)
+		continue;
+#endif
+
 	      if (hook (dev, id))
 		return;
 

bus/usb/emu/usb.c

@@ -78,6 +78,12 @@ grub_libusb_devices (void)
   return GRUB_USB_ERR_NONE;
 }
 
+void
+grub_usb_poll_devices (void)
+{
+  /* TODO: recheck grub_usb_devs */
+}
+
 
 int
 grub_usb_iterate (int (*hook) (grub_usb_device_t dev))

bus/usb/uhci.c

@@ -174,14 +174,15 @@ grub_uhci_pci_iter (grub_pci_device_t dev,
     return 1;
 
   u->iobase = base & GRUB_UHCI_IOMASK;
-  grub_dprintf ("uhci", "class=0x%02x 0x%02x interface 0x%02x base=0x%x\n",
-		class, subclass, interf, u->iobase);
 
   /* Reserve a page for the frame list.  */
   u->framelist = grub_memalign (4096, 4096);
   if (! u->framelist)
     goto fail;
 
+  grub_dprintf ("uhci", "class=0x%02x 0x%02x interface 0x%02x base=0x%x framelist=%p\n",
+		class, subclass, interf, u->iobase, u->framelist);
+
   /* The framelist pointer of UHCI is only 32 bits, make sure this
      code works on on 64 bits architectures.  */
 #if GRUB_CPU_SIZEOF_VOID_P == 8
@@ -221,6 +222,9 @@ grub_uhci_pci_iter (grub_pci_device_t dev,
     }
 #endif
 
+  grub_dprintf ("uhci", "QH=%p, TD=%p\n",
+		u->qh, u->td);
+
   /* Link all Transfer Descriptors in a list of available Transfer
      Descriptors.  */
   for (i = 0; i < 256; i++)
@@ -328,13 +332,20 @@ grub_free_td (struct grub_uhci *u, grub_uhci_td_t td)
 }
 
 static void
-grub_free_queue (struct grub_uhci *u, grub_uhci_td_t td)
+grub_free_queue (struct grub_uhci *u, grub_uhci_td_t td,
+                 grub_usb_transfer_t transfer)
 {
-  /* Free the TDs in this queue.  */
+  int i; /* Index of TD in transfer */
-  while (td)
+  
+  /* Free the TDs in this queue and set last_trans.  */
+  for (i=0; td; i++)
     {
       grub_uhci_td_t tdprev;
 
+      /* Check state of TD and possibly set last_trans */
+      if (transfer && (td->linkptr & 1))
+        transfer->last_trans = i;
+      
       /* Unlink the queue.  */
       tdprev = td;
       td = (grub_uhci_td_t) td->linkptr2;
@@ -380,7 +391,7 @@ static grub_uhci_td_t
 grub_uhci_transaction (struct grub_uhci *u, unsigned int endp,
 		       grub_transfer_type_t type, unsigned int addr,
 		       unsigned int toggle, grub_size_t size,
-		       char *data)
+		       grub_uint32_t data)
 {
   grub_uhci_td_t td;
   static const unsigned int tf[] = { 0x69, 0xE1, 0x2D };
@@ -398,7 +409,7 @@ grub_uhci_transaction (struct grub_uhci *u, unsigned int endp,
     }
 
   grub_dprintf ("uhci",
-		"transaction: endp=%d, type=%d, addr=%d, toggle=%d, size=%d data=%p td=%p\n",
+		"transaction: endp=%d, type=%d, addr=%d, toggle=%d, size=%d data=0x%x td=%p\n",
 		endp, type, addr, toggle, size, data, td);
 
   /* Don't point to any TD, just terminate.  */
@@ -418,7 +429,7 @@ grub_uhci_transaction (struct grub_uhci *u, unsigned int endp,
   td->token = ((size << 21) | (toggle << 19) | (endp << 15)
 	       | (addr << 8) | tf[type]);
 
-  td->buffer = (grub_uint32_t) data;
+  td->buffer = data;
 
   return td;
 }
@@ -441,6 +452,8 @@ grub_uhci_transfer (grub_usb_controller_t dev,
   if (! qh)
     return grub_errno;
 
+  grub_dprintf ("uhci", "transfer, iobase:%08x\n", u->iobase);
+  
   for (i = 0; i < transfer->transcnt; i++)
     {
       grub_usb_transaction_t tr = &transfer->transactions[i];
@@ -455,7 +468,7 @@ grub_uhci_transfer (grub_usb_controller_t dev,
 	  td_prev->linkptr = 1;
 
 	  if (td_first)
-	    grub_free_queue (u, td_first);
+	    grub_free_queue (u, td_first, NULL);
 
 	  return GRUB_USB_ERR_INTERNAL;
 	}
@@ -548,12 +561,13 @@ grub_uhci_transfer (grub_usb_controller_t dev,
 
  fail:
 
-  grub_dprintf ("uhci", "transaction failed\n");
+  if (err != GRUB_USB_ERR_NONE)
+    grub_dprintf ("uhci", "transaction failed\n");
 
   /* Place the QH back in the free list and deallocate the associated
      TDs.  */
   qh->elinkptr = 1;
-  grub_free_queue (u, td_first);
+  grub_free_queue (u, td_first, transfer);
 
   return err;
 }
@@ -583,6 +597,8 @@ grub_uhci_portstatus (grub_usb_controller_t dev,
   unsigned int status;
   grub_uint64_t endtime;
 
+  grub_dprintf ("uhci", "portstatus, iobase:%08x\n", u->iobase);
+  
   grub_dprintf ("uhci", "enable=%d port=%d\n", enable, port);
 
   if (port == 0)
@@ -596,27 +612,46 @@ grub_uhci_portstatus (grub_usb_controller_t dev,
   status = grub_uhci_readreg16 (u, reg);
   grub_dprintf ("uhci", "detect=0x%02x\n", status);
 
+  if (!enable) /* We don't need reset port */
+    {
+      /* Disable the port.  */
+      grub_uhci_writereg16 (u, reg, 0 << 2);
+      grub_dprintf ("uhci", "waiting for the port to be disabled\n");
+      endtime = grub_get_time_ms () + 1000;
+      while ((grub_uhci_readreg16 (u, reg) & (1 << 2)))
+        if (grub_get_time_ms () > endtime)
+          return grub_error (GRUB_ERR_IO, "UHCI Timed out");
+
+      status = grub_uhci_readreg16 (u, reg);
+      grub_dprintf ("uhci", ">3detect=0x%02x\n", status);
+      return GRUB_ERR_NONE;
+    }
+    
   /* Reset the port.  */
-  grub_uhci_writereg16 (u, reg, enable << 9);
+  grub_uhci_writereg16 (u, reg, 1 << 9);
 
   /* Wait for the reset to complete.  XXX: How long exactly?  */
-  grub_millisleep (10);
+  grub_millisleep (50); /* For root hub should be nominaly 50ms */
   status = grub_uhci_readreg16 (u, reg);
   grub_uhci_writereg16 (u, reg, status & ~(1 << 9));
   grub_dprintf ("uhci", "reset completed\n");
   grub_millisleep (10);
 
   /* Enable the port.  */
-  grub_uhci_writereg16 (u, reg, enable << 2);
+  grub_uhci_writereg16 (u, reg, 1 << 2);
   grub_millisleep (10);
 
   grub_dprintf ("uhci", "waiting for the port to be enabled\n");
 
   endtime = grub_get_time_ms () + 1000;
-  while (! (grub_uhci_readreg16 (u, reg) & (1 << 2)))
+  while (! ((status = grub_uhci_readreg16 (u, reg)) & (1 << 2)))
     if (grub_get_time_ms () > endtime)
       return grub_error (GRUB_ERR_IO, "UHCI Timed out");
 
+  /* Reset bit Connect Status Change */
+  grub_uhci_writereg16 (u, reg, status | (1 << 1));
+
+  /* Read final port status */
   status = grub_uhci_readreg16 (u, reg);
   grub_dprintf ("uhci", ">3detect=0x%02x\n", status);
 
@@ -625,12 +660,14 @@ grub_uhci_portstatus (grub_usb_controller_t dev,
 }
 
 static grub_usb_speed_t
-grub_uhci_detect_dev (grub_usb_controller_t dev, int port)
+grub_uhci_detect_dev (grub_usb_controller_t dev, int port, int *changed)
 {
   struct grub_uhci *u = (struct grub_uhci *) dev->data;
   int reg;
   unsigned int status;
 
+  grub_dprintf ("uhci", "detect_dev, iobase:%08x\n", u->iobase);
+  
   if (port == 0)
     reg = GRUB_UHCI_REG_PORTSC1;
   else if (port == 1)
@@ -643,6 +680,9 @@ grub_uhci_detect_dev (grub_usb_controller_t dev, int port)
 
   grub_dprintf ("uhci", "detect=0x%02x port=%d\n", status, port);
 
+  /* Connect Status Change bit - it detects change of connection */
+  *changed = ((status & (1 << 1)) != 0);
+    
   if (! (status & 1))
     return GRUB_USB_SPEED_NONE;
   else if (status & (1 << 8))

bus/usb/usb.c

@@ -21,8 +21,10 @@
 #include <grub/mm.h>
 #include <grub/usb.h>
 #include <grub/misc.h>
+#include <grub/list.h>
 
 static grub_usb_controller_dev_t grub_usb_list;
+struct grub_usb_attach_desc *attach_hooks;
 
 void
 grub_usb_controller_dev_register (grub_usb_controller_dev_t usb)
@@ -105,10 +107,7 @@ grub_usb_clear_halt (grub_usb_device_t dev, int endpoint)
 grub_usb_err_t
 grub_usb_set_configuration (grub_usb_device_t dev, int configuration)
 {
-  int i;
+  grub_memset (dev->toggle, 0, sizeof (dev->toggle));
-
-  for (i = 0; i < 16; i++)
-    dev->toggle[i] = 0;
 
   return grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_OUT
 				     | GRUB_USB_REQTYPE_STANDARD
@@ -163,6 +162,16 @@ grub_usb_device_initialize (grub_usb_device_t dev)
   grub_usb_err_t err;
   int i;
 
+  /* First we have to read first 8 bytes only and determine
+   * max. size of packet */
+  dev->descdev.maxsize0 = 0; /* invalidating, for safety only, can be removed if it is sure it is zero here */
+  err = grub_usb_get_descriptor (dev, GRUB_USB_DESCRIPTOR_DEVICE,
+                                 0, 8, (char *) &dev->descdev);
+  if (err)
+    return err;
+
+  /* Now we have valid value in dev->descdev.maxsize0,
+   * so we can read whole device descriptor */
   err = grub_usb_get_descriptor (dev, GRUB_USB_DESCRIPTOR_DEVICE,
 				 0, sizeof (struct grub_usb_desc_device),
 				 (char *) &dev->descdev);
@@ -225,3 +234,75 @@ grub_usb_device_initialize (grub_usb_device_t dev)
 
   return err;
 }
+
+void grub_usb_device_attach (grub_usb_device_t dev)
+{
+  int i;
+  
+  /* XXX: Just check configuration 0 for now.  */
+  for (i = 0; i < dev->config[0].descconf->numif; i++)
+    {
+      struct grub_usb_desc_if *interf;
+      struct grub_usb_attach_desc *desc;
+
+      interf = dev->config[0].interf[i].descif;
+
+      grub_dprintf ("usb", "iterate: interf=%d, class=%d, subclass=%d, protocol=%d\n",
+		    i, interf->class, interf->subclass, interf->protocol);
+
+      if (dev->config[0].interf[i].attached)
+	continue;
+
+      for (desc = attach_hooks; desc; desc = desc->next)
+	if (interf->class == desc->class && desc->hook (dev, 0, i))
+	  dev->config[0].interf[i].attached = 1;
+    }
+}
+
+void
+grub_usb_register_attach_hook_class (struct grub_usb_attach_desc *desc)
+{
+  auto int usb_iterate (grub_usb_device_t dev);
+
+  int usb_iterate (grub_usb_device_t usbdev)
+    {
+      struct grub_usb_desc_device *descdev = &usbdev->descdev;
+      int i;
+
+      if (descdev->class != 0 || descdev->subclass || descdev->protocol != 0
+	  || descdev->configcnt == 0)
+	return 0;
+
+      /* XXX: Just check configuration 0 for now.  */
+      for (i = 0; i < usbdev->config[0].descconf->numif; i++)
+	{
+	  struct grub_usb_desc_if *interf;
+
+	  interf = usbdev->config[0].interf[i].descif;
+
+	  grub_dprintf ("usb", "iterate: interf=%d, class=%d, subclass=%d, protocol=%d\n",
+	                i, interf->class, interf->subclass, interf->protocol);
+
+	  if (usbdev->config[0].interf[i].attached)
+	    continue;
+
+	  if (interf->class != desc->class)
+	    continue;
+	  if (desc->hook (usbdev, 0, i))
+	    usbdev->config[0].interf[i].attached = 1;
+	}
+
+      return 0;
+    }
+
+  desc->next = attach_hooks;
+  attach_hooks = desc;
+
+  grub_usb_iterate (usb_iterate);
+}
+
+void
+grub_usb_unregister_attach_hook_class (struct grub_usb_attach_desc *desc)
+{
+  grub_list_remove (GRUB_AS_LIST_P (&attach_hooks), GRUB_AS_LIST (desc));  
+}

bus/usb/usbhub.c

@@ -21,9 +21,23 @@
 #include <grub/mm.h>
 #include <grub/usb.h>
 #include <grub/misc.h>
+#include <grub/time.h>
+
+#define GRUB_USBHUB_MAX_DEVICES 128
 
 /* USB Supports 127 devices, with device 0 as special case.  */
-static struct grub_usb_device *grub_usb_devs[128];
+static struct grub_usb_device *grub_usb_devs[GRUB_USBHUB_MAX_DEVICES];
+
+struct grub_usb_hub
+{
+  struct grub_usb_hub *next;
+  grub_usb_controller_t controller;
+  int nports;
+  grub_usb_speed_t *speed;
+  grub_usb_device_t dev;
+};
+
+struct grub_usb_hub *hubs;
 
 /* Add a device that currently has device number 0 and resides on
    CONTROLLER, the Hub reported that the device speed is SPEED.  */
@@ -32,6 +46,7 @@ grub_usb_hub_add_dev (grub_usb_controller_t controller, grub_usb_speed_t speed)
 {
   grub_usb_device_t dev;
   int i;
+  grub_usb_err_t err;
 
   dev = grub_zalloc (sizeof (struct grub_usb_device));
   if (! dev)
@@ -40,31 +55,51 @@ grub_usb_hub_add_dev (grub_usb_controller_t controller, grub_usb_speed_t speed)
   dev->controller = *controller;
   dev->speed = speed;
 
-  grub_usb_device_initialize (dev);
+  err = grub_usb_device_initialize (dev);
+  if (err)
+    {
+      grub_free (dev);
+      return NULL;
+    }
 
   /* Assign a new address to the device.  */
-  for (i = 1; i < 128; i++)
+  for (i = 1; i < GRUB_USBHUB_MAX_DEVICES; i++)
     {
       if (! grub_usb_devs[i])
 	break;
     }
-  if (i == 128)
+  if (i == GRUB_USBHUB_MAX_DEVICES)
     {
       grub_error (GRUB_ERR_IO, "can't assign address to USB device");
+      for (i = 0; i < 8; i++)
+        grub_free (dev->config[i].descconf);
+      grub_free (dev);
       return NULL;
     }
 
-  grub_usb_control_msg (dev,
+  err = grub_usb_control_msg (dev,
-			(GRUB_USB_REQTYPE_OUT
+			      (GRUB_USB_REQTYPE_OUT
-			 | GRUB_USB_REQTYPE_STANDARD
+			       | GRUB_USB_REQTYPE_STANDARD
-			 | GRUB_USB_REQTYPE_TARGET_DEV),
+			       | GRUB_USB_REQTYPE_TARGET_DEV),
-			GRUB_USB_REQ_SET_ADDRESS,
+			      GRUB_USB_REQ_SET_ADDRESS,
-			i, 0, 0, NULL);
+			      i, 0, 0, NULL);
+  if (err)
+    {
+      for (i = 0; i < 8; i++)
+        grub_free (dev->config[i].descconf);
+      grub_free (dev);
+      return NULL;
+    }
 
   dev->addr = i;
   dev->initialized = 1;
   grub_usb_devs[i] = dev;
 
+  /* Wait "recovery interval", spec. says 2ms */
+  grub_millisleep (2);
+  
+  grub_usb_device_attach (dev);
+  
   return dev;
 }
 
@@ -75,13 +110,46 @@ grub_usb_add_hub (grub_usb_device_t dev)
   struct grub_usb_usb_hubdesc hubdesc;
   grub_err_t err;
   int i;
+  grub_uint64_t timeout;
+  grub_usb_device_t next_dev;
   
-  grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_IN
+  err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_IN
-			      | GRUB_USB_REQTYPE_CLASS
+	  		            | GRUB_USB_REQTYPE_CLASS
-			      | GRUB_USB_REQTYPE_TARGET_DEV),
+			            | GRUB_USB_REQTYPE_TARGET_DEV),
-			GRUB_USB_REQ_GET_DESCRIPTOR,
+                              GRUB_USB_REQ_GET_DESCRIPTOR,
-			(GRUB_USB_DESCRIPTOR_HUB << 8) | 0,
+			      (GRUB_USB_DESCRIPTOR_HUB << 8) | 0,
-			0, sizeof (hubdesc), (char *) &hubdesc);
+			      0, sizeof (hubdesc), (char *) &hubdesc);
+  if (err)
+    return err;
+  grub_dprintf ("usb", "Hub descriptor:\n\t\t len:%d, typ:0x%02x, cnt:%d, char:0x%02x, pwg:%d, curr:%d\n",
+                hubdesc.length, hubdesc.type, hubdesc.portcnt,
+                hubdesc.characteristics, hubdesc.pwdgood,
+                hubdesc.current);
+
+  /* Activate the first configuration. Hubs should have only one conf. */
+  grub_dprintf ("usb", "Hub set configuration\n");
+  grub_usb_set_configuration (dev, 1);
+
+  /* Power on all Hub ports.  */
+  for (i = 1; i <= hubdesc.portcnt; i++)
+    {
+      grub_dprintf ("usb", "Power on - port %d\n", i);
+      /* Power on the port and wait for possible device connect */
+      err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_OUT
+					| GRUB_USB_REQTYPE_CLASS
+					| GRUB_USB_REQTYPE_TARGET_OTHER),
+				  GRUB_USB_REQ_SET_FEATURE,
+				  GRUB_USB_HUB_FEATURE_PORT_POWER,
+				  i, 0, NULL);
+      /* Just ignore the device if some error happened */
+      if (err)
+	continue;
+    }
+  /* Wait for port power-on */
+  if (hubdesc.pwdgood >= 50)
+    grub_millisleep (hubdesc.pwdgood * 2);
+  else
+    grub_millisleep (100);
     
   /* Iterate over the Hub ports.  */
   for (i = 1; i <= hubdesc.portcnt; i++)
@@ -92,13 +160,13 @@ grub_usb_add_hub (grub_usb_device_t dev)
       err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_IN
 					| GRUB_USB_REQTYPE_CLASS
 					| GRUB_USB_REQTYPE_TARGET_OTHER),
-				  GRUB_USB_REQ_HUB_GET_PORT_STATUS,
+				  GRUB_USB_REQ_GET_STATUS,
 				  0, i, sizeof (status), (char *) &status);
-
       /* Just ignore the device if the Hub does not report the
 	 status.  */
       if (err)
 	continue;
+      grub_dprintf ("usb", "Hub port %d status: 0x%02x\n", i, status);
 
       /* If connected, reset and enable the port.  */
       if (status & GRUB_USB_HUB_STATUS_CONNECTED)
@@ -116,70 +184,298 @@ grub_usb_add_hub (grub_usb_device_t dev)
 		speed = GRUB_USB_SPEED_FULL;
 	    }
 
-	  /* A device is actually connected to this port, not enable
+	  /* A device is actually connected to this port.
-	     the port.  XXX: Why 0x03?  According to some docs it
+	   * Now do reset of port. */
-	     should be 0x0.  Check the specification!  */
+          grub_dprintf ("usb", "Reset hub port - port %d\n", i);
 	  err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_OUT
 					    | GRUB_USB_REQTYPE_CLASS
 					    | GRUB_USB_REQTYPE_TARGET_OTHER),
-				      0x3, 0x4, i, 0, 0);
+				      GRUB_USB_REQ_SET_FEATURE,
-
+				      GRUB_USB_HUB_FEATURE_PORT_RESET,
+				      i, 0, 0);
 	  /* If the Hub does not cooperate for this port, just skip
 	     the port.  */
 	  if (err)
 	    continue;
 
+          /* Wait for reset procedure done */
+          timeout = grub_get_time_ms () + 1000;
+          do
+            {
+              /* Get the port status.  */
+              err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_IN
+	   	 			        | GRUB_USB_REQTYPE_CLASS
+					        | GRUB_USB_REQTYPE_TARGET_OTHER),
+				          GRUB_USB_REQ_GET_STATUS,
+				          0, i, sizeof (status), (char *) &status);
+            }
+          while (!err &&
+                 !(status & GRUB_USB_HUB_STATUS_C_PORT_RESET) &&
+                 (grub_get_time_ms() < timeout) );
+          if (err || !(status & GRUB_USB_HUB_STATUS_C_PORT_RESET) )
+            continue;
+
+          /* Wait a recovery time after reset, spec. says 10ms */
+          grub_millisleep (10);
+   
+          /* Do reset of connection change bit */
+          err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_OUT
+                                            | GRUB_USB_REQTYPE_CLASS
+                                            | GRUB_USB_REQTYPE_TARGET_OTHER),
+                                      GRUB_USB_REQ_CLEAR_FEATURE,
+				      GRUB_USB_HUB_FEATURE_C_CONNECTED,
+				      i, 0, 0);
+          /* Just ignore the device if the Hub reports some error */
+          if (err)
+	     continue;
+          grub_dprintf ("usb", "Hub port - cleared connection change\n");
+
 	  /* Add the device and assign a device address to it.  */
-	  grub_usb_hub_add_dev (&dev->controller, speed);
+          grub_dprintf ("usb", "Call hub_add_dev - port %d\n", i);
+	  next_dev = grub_usb_hub_add_dev (&dev->controller, speed);
+          if (! next_dev)
+            continue;
+
+          /* If the device is a Hub, scan it for more devices.  */
+          if (next_dev->descdev.class == 0x09)
+            grub_usb_add_hub (next_dev);
 	}
     }
 
   return GRUB_ERR_NONE;
 }
 
+static void
+attach_root_port (grub_usb_controller_t controller, int portno,
+		  grub_usb_speed_t speed)
+{
+  grub_usb_device_t dev;
+  grub_err_t err;
+
+  /* Disable the port. XXX: Why? */
+  err = controller->dev->portstatus (controller, portno, 0);
+  if (err)
+    return;
+
+  /* Enable the port.  */
+  err = controller->dev->portstatus (controller, portno, 1);
+  if (err)
+    return;
+
+  /* Enable the port and create a device.  */
+  dev = grub_usb_hub_add_dev (controller, speed);
+  if (! dev)
+    return;
+
+  /* If the device is a Hub, scan it for more devices.  */
+  if (dev->descdev.class == 0x09)
+    grub_usb_add_hub (dev);
+}
+
 grub_usb_err_t
 grub_usb_root_hub (grub_usb_controller_t controller)
 {
-  grub_err_t err;
-  int ports;
   int i;
+  struct grub_usb_hub *hub;
+  int changed=0;
+
+  hub = grub_malloc (sizeof (*hub));
+  if (!hub)
+    return GRUB_USB_ERR_INTERNAL;
+
+  hub->next = hubs;
+  hubs = hub;
+  hub->controller = grub_malloc (sizeof (*controller));
+  if (!hub->controller)
+    {
+      grub_free (hub);
+      return GRUB_USB_ERR_INTERNAL;
+    }
+
+  grub_memcpy (hub->controller, controller, sizeof (*controller));
+  hub->dev = 0;
 
   /* Query the number of ports the root Hub has.  */
-  ports = controller->dev->hubports (controller);
+  hub->nports = controller->dev->hubports (controller);
-
+  hub->speed = grub_malloc (sizeof (hub->speed[0]) * hub->nports);
-  for (i = 0; i < ports; i++)
+  if (!hub->speed)
     {
-      grub_usb_speed_t speed = controller->dev->detect_dev (controller, i);
+      grub_free (hub->controller);
+      grub_free (hub);
+      return GRUB_USB_ERR_INTERNAL;
+    }
 
-      if (speed != GRUB_USB_SPEED_NONE)
+  for (i = 0; i < hub->nports; i++)
-	{
+    {
-	  grub_usb_device_t dev;
+      hub->speed[i] = controller->dev->detect_dev (hub->controller, i,
+                                                   &changed);
 
-	  /* Enable the port.  */
+      if (hub->speed[i] != GRUB_USB_SPEED_NONE)
-	  err = controller->dev->portstatus (controller, i, 1);
+	attach_root_port (hub->controller, i, hub->speed[i]);
-	  if (err)
-	    continue;
-
-	  /* Enable the port and create a device.  */
-	  dev = grub_usb_hub_add_dev (controller, speed);
-	  if (! dev)
-	    continue;
-
-	  /* If the device is a Hub, scan it for more devices.  */
-	  if (dev->descdev.class == 0x09)
-	    grub_usb_add_hub (dev);
-	}
     }
 
   return GRUB_USB_ERR_NONE;
 }
 
+static void
+poll_nonroot_hub (grub_usb_device_t dev)
+{
+  struct grub_usb_usb_hubdesc hubdesc;
+  grub_err_t err;
+  int i;
+  grub_uint64_t timeout;
+  grub_usb_device_t next_dev;
+  
+  err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_IN
+	  		            | GRUB_USB_REQTYPE_CLASS
+			            | GRUB_USB_REQTYPE_TARGET_DEV),
+                              GRUB_USB_REQ_GET_DESCRIPTOR,
+			      (GRUB_USB_DESCRIPTOR_HUB << 8) | 0,
+			      0, sizeof (hubdesc), (char *) &hubdesc);
+  if (err)
+    return;
+    
+  /* Iterate over the Hub ports.  */
+  for (i = 1; i <= hubdesc.portcnt; i++)
+    {
+      grub_uint32_t status;
+
+      /* Get the port status.  */
+      err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_IN
+					| GRUB_USB_REQTYPE_CLASS
+					| GRUB_USB_REQTYPE_TARGET_OTHER),
+				  GRUB_USB_REQ_GET_STATUS,
+				  0, i, sizeof (status), (char *) &status);
+      /* Just ignore the device if the Hub does not report the
+	 status.  */
+      if (err)
+	continue;
+      	    
+      /* Connected and status of connection changed ? */
+      if ((status & GRUB_USB_HUB_STATUS_CONNECTED)
+          && (status & GRUB_USB_HUB_STATUS_C_CONNECTED))
+	{
+	  grub_usb_speed_t speed;
+
+	  /* Determine the device speed.  */
+	  if (status & GRUB_USB_HUB_STATUS_LOWSPEED)
+	    speed = GRUB_USB_SPEED_LOW;
+	  else
+	    {
+	      if (status & GRUB_USB_HUB_STATUS_HIGHSPEED)
+		speed = GRUB_USB_SPEED_HIGH;
+	      else
+		speed = GRUB_USB_SPEED_FULL;
+	    }
+
+	  /* A device is actually connected to this port.
+	   * Now do reset of port. */
+	  err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_OUT
+					    | GRUB_USB_REQTYPE_CLASS
+					    | GRUB_USB_REQTYPE_TARGET_OTHER),
+				      GRUB_USB_REQ_SET_FEATURE,
+				      GRUB_USB_HUB_FEATURE_PORT_RESET,
+				      i, 0, 0);
+	  /* If the Hub does not cooperate for this port, just skip
+	     the port.  */
+	  if (err)
+	    continue;
+
+          /* Wait for reset procedure done */
+          timeout = grub_get_time_ms () + 1000;
+          do
+            {
+              /* Get the port status.  */
+              err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_IN
+	   	 			        | GRUB_USB_REQTYPE_CLASS
+					        | GRUB_USB_REQTYPE_TARGET_OTHER),
+				          GRUB_USB_REQ_GET_STATUS,
+				          0, i, sizeof (status), (char *) &status);
+            }
+          while (!err &&
+                 !(status & GRUB_USB_HUB_STATUS_C_PORT_RESET) &&
+                 (grub_get_time_ms() < timeout) );
+          if (err || !(status & GRUB_USB_HUB_STATUS_C_PORT_RESET) )
+            continue;
+
+          /* Wait a recovery time after reset, spec. says 10ms */
+          grub_millisleep (10);
+
+          /* Do reset of connection change bit */
+          err = grub_usb_control_msg (dev, (GRUB_USB_REQTYPE_OUT
+                                            | GRUB_USB_REQTYPE_CLASS
+                                            | GRUB_USB_REQTYPE_TARGET_OTHER),
+                                      GRUB_USB_REQ_CLEAR_FEATURE,
+				      GRUB_USB_HUB_FEATURE_C_CONNECTED,
+				      i, 0, 0);
+          /* Just ignore the device if the Hub reports some error */
+          if (err)
+	     continue;
+
+	  /* Add the device and assign a device address to it.  */
+	  next_dev = grub_usb_hub_add_dev (&dev->controller, speed);
+          if (! next_dev)
+            continue;
+
+          /* If the device is a Hub, scan it for more devices.  */
+          if (next_dev->descdev.class == 0x09)
+            grub_usb_add_hub (next_dev);
+	}
+    }
+
+  return;
+}
+
+void
+grub_usb_poll_devices (void)
+{
+  struct grub_usb_hub *hub;
+  int i;
+
+  for (hub = hubs; hub; hub = hub->next)
+    {
+      int changed=0;
+      /* Do we have to recheck number of ports?  */
+      /* No, it should be never changed, it should be constant. */
+      for (i = 0; i < hub->nports; i++)
+	{
+	  grub_usb_speed_t speed;
+
+	  speed = hub->controller->dev->detect_dev (hub->controller, i,
+	                                            &changed);
+
+	  if (speed != GRUB_USB_SPEED_NONE)
+	    {
+              if (changed)
+                attach_root_port (hub->controller, i, speed);
+	    }
+
+          /* XXX: There should be also handling
+           * of disconnected devices. */
+           
+	  hub->speed[i] = speed;
+	}
+    }
+
+  /* We should check changes of non-root hubs too. */
+  for (i = 0; i < GRUB_USBHUB_MAX_DEVICES; i++)
+    {
+      grub_usb_device_t dev = grub_usb_devs[i];
+
+      if (dev && dev->descdev.class == 0x09)
+	{
+          poll_nonroot_hub (dev);
+	}
+    }
+
+}
+
 int
 grub_usb_iterate (int (*hook) (grub_usb_device_t dev))
 {
   int i;
 
-  for (i = 0; i < 128; i++)
+  for (i = 0; i < GRUB_USBHUB_MAX_DEVICES; i++)
     {
       if (grub_usb_devs[i])
 	{

bus/usb/usbtrans.c

@@ -18,6 +18,7 @@
  */
 
 #include <grub/dl.h>
+#include <grub/pci.h>
 #include <grub/mm.h>
 #include <grub/misc.h>
 #include <grub/usb.h>
@@ -29,30 +30,59 @@ grub_usb_control_msg (grub_usb_device_t dev,
 		      grub_uint8_t request,
 		      grub_uint16_t value,
 		      grub_uint16_t index,
-		      grub_size_t size, char *data)
+		      grub_size_t size0, char *data_in)
 {
   int i;
   grub_usb_transfer_t transfer;
   int datablocks;
-  struct grub_usb_packet_setup setupdata;
+  volatile struct grub_usb_packet_setup *setupdata;
+  grub_uint32_t setupdata_addr;
   grub_usb_err_t err;
   unsigned int max;
+  struct grub_pci_dma_chunk *data_chunk, *setupdata_chunk;
+  volatile char *data;
+  grub_uint32_t data_addr;
+  grub_size_t size = size0;
+
+  /* FIXME: avoid allocation any kind of buffer in a first place.  */
+  data_chunk = grub_memalign_dma32 (128, size ? : 16);
+  if (!data_chunk)
+    return GRUB_USB_ERR_INTERNAL;
+  data = grub_dma_get_virt (data_chunk);
+  data_addr = grub_dma_get_phys (data_chunk);
+  grub_memcpy ((char *) data, data_in, size);
 
   grub_dprintf ("usb",
 		"control: reqtype=0x%02x req=0x%02x val=0x%02x idx=0x%02x size=%d\n",
 		reqtype, request,  value, index, size);
 
   /* Create a transfer.  */
-  transfer = grub_malloc (sizeof (struct grub_usb_transfer));
+  transfer = grub_malloc (sizeof (*transfer));
   if (! transfer)
-    return grub_errno;
+    {
+      grub_dma_free (data_chunk);
+      return grub_errno;
+    }
+
+  setupdata_chunk = grub_memalign_dma32 (32, sizeof (*setupdata));
+  if (! setupdata_chunk)
+    {
+      grub_free (transfer);
+      grub_dma_free (data_chunk);
+      return grub_errno;
+    }
+
+  setupdata = grub_dma_get_virt (setupdata_chunk);
+  setupdata_addr = grub_dma_get_phys (setupdata_chunk);
 
   /* Determine the maximum packet size.  */
-  if (dev->initialized)
+  if (dev->descdev.maxsize0)
     max = dev->descdev.maxsize0;
   else
     max = 64;
 
+  grub_dprintf ("usb", "control: transfer = %p, dev = %p\n", transfer, dev);
+
   datablocks = (size + max - 1) / max;
 
   /* XXX: Discriminate between different types of control
@@ -71,18 +101,20 @@ grub_usb_control_msg (grub_usb_device_t dev,
   if (! transfer->transactions)
     {
       grub_free (transfer);
+      grub_dma_free (setupdata_chunk);
+      grub_dma_free (data_chunk);
       return grub_errno;
     }
 
   /* Build a Setup packet.  XXX: Endianness.  */
-  setupdata.reqtype = reqtype;
+  setupdata->reqtype = reqtype;
-  setupdata.request = request;
+  setupdata->request = request;
-  setupdata.value = value;
+  setupdata->value = value;
-  setupdata.index = index;
+  setupdata->index = index;
-  setupdata.length = size;
+  setupdata->length = size;
-  transfer->transactions[0].size = sizeof (setupdata);
+  transfer->transactions[0].size = sizeof (*setupdata);
   transfer->transactions[0].pid = GRUB_USB_TRANSFER_TYPE_SETUP;
-  transfer->transactions[0].data = (char *) &setupdata;
+  transfer->transactions[0].data = setupdata_addr;
   transfer->transactions[0].toggle = 0;
 
   /* Now the data...  XXX: Is this the right way to transfer control
@@ -99,14 +131,14 @@ grub_usb_control_msg (grub_usb_device_t dev,
 	tr->pid = GRUB_USB_TRANSFER_TYPE_IN;
       else
 	tr->pid = GRUB_USB_TRANSFER_TYPE_OUT;
-      tr->data = &data[i * max];
+      tr->data = data_addr + i * max;
       size -= max;
     }
 
   /* End with an empty OUT transaction.  */
   transfer->transactions[datablocks + 1].size = 0;
-  transfer->transactions[datablocks + 1].data = NULL;
+  transfer->transactions[datablocks + 1].data = 0;
-  if (reqtype & 128)
+  if ((reqtype & 128) && datablocks)
     transfer->transactions[datablocks + 1].pid = GRUB_USB_TRANSFER_TYPE_OUT;
   else
     transfer->transactions[datablocks + 1].pid = GRUB_USB_TRANSFER_TYPE_IN;
@@ -114,16 +146,22 @@ grub_usb_control_msg (grub_usb_device_t dev,
   transfer->transactions[datablocks + 1].toggle = 1;
 
   err = dev->controller.dev->transfer (&dev->controller, transfer);
+  grub_dprintf ("usb", "control: err=%d\n", err);
 
   grub_free (transfer->transactions);
+  
   grub_free (transfer);
+  grub_dma_free (data_chunk);
+  grub_dma_free (setupdata_chunk);
+
+  grub_memcpy (data_in, (char *) data, size0);
 
   return err;
 }
 
 static grub_usb_err_t
 grub_usb_bulk_readwrite (grub_usb_device_t dev,
-			 int endpoint, grub_size_t size, char *data,
+			 int endpoint, grub_size_t size0, char *data_in,
 			 grub_transfer_type_t type)
 {
   int i;
@@ -132,6 +170,21 @@ grub_usb_bulk_readwrite (grub_usb_device_t dev,
   unsigned int max;
   grub_usb_err_t err;
   int toggle = dev->toggle[endpoint];
+  volatile char *data;
+  grub_uint32_t data_addr;
+  struct grub_pci_dma_chunk *data_chunk;
+  grub_size_t size = size0;
+
+  grub_dprintf ("usb", "bulk: size=0x%02x type=%d\n", size, type);
+
+  /* FIXME: avoid allocation any kind of buffer in a first place.  */
+  data_chunk = grub_memalign_dma32 (128, size);
+  if (!data_chunk)
+    return GRUB_USB_ERR_INTERNAL;
+  data = grub_dma_get_virt (data_chunk);
+  data_addr = grub_dma_get_phys (data_chunk);
+  if (type == GRUB_USB_TRANSFER_TYPE_OUT)
+    grub_memcpy ((char *) data, data_in, size);
 
   /* Use the maximum packet size given in the endpoint descriptor.  */
   if (dev->initialized)
@@ -150,16 +203,20 @@ grub_usb_bulk_readwrite (grub_usb_device_t dev,
   /* Create a transfer.  */
   transfer = grub_malloc (sizeof (struct grub_usb_transfer));
   if (! transfer)
-    return grub_errno;
+    {
+      grub_dma_free (data_chunk);
+      return grub_errno;
+    }
 
   datablocks = ((size + max - 1) / max);
   transfer->transcnt = datablocks;
   transfer->size = size - 1;
-  transfer->endpoint = endpoint;
+  transfer->endpoint = endpoint & 15;
   transfer->devaddr = dev->addr;
   transfer->type = GRUB_USB_TRANSACTION_TYPE_BULK;
   transfer->max = max;
   transfer->dev = dev;
+  transfer->last_trans = -1; /* Reset index of last processed transaction (TD) */
 
   /* Allocate an array of transfer data structures.  */
   transfer->transactions = grub_malloc (transfer->transcnt
@@ -167,6 +224,7 @@ grub_usb_bulk_readwrite (grub_usb_device_t dev,
   if (! transfer->transactions)
     {
       grub_free (transfer);
+      grub_dma_free (data_chunk);
       return grub_errno;
     }
 
@@ -181,16 +239,27 @@ grub_usb_bulk_readwrite (grub_usb_device_t dev,
       tr->toggle = toggle;
       toggle = toggle ? 0 : 1;
       tr->pid = type;
-      tr->data = &data[i * max];
+      tr->data = data_addr + i * max;
       size -= tr->size;
     }
 
   err = dev->controller.dev->transfer (&dev->controller, transfer);
-  grub_dprintf ("usb", "toggle=%d\n", toggle);
+  /* We must remember proper toggle value even if some transactions
+   * were not processed - correct value should be inversion of last
+   * processed transaction (TD). */
+  if (transfer->last_trans >= 0)
+    toggle = transfer->transactions[transfer->last_trans].toggle ? 0 : 1;
+  else
+    toggle = dev->toggle[endpoint]; /* Nothing done, take original */
+  grub_dprintf ("usb", "bulk: err=%d, toggle=%d\n", err, toggle);
   dev->toggle[endpoint] = toggle;
 
   grub_free (transfer->transactions);
   grub_free (transfer);
+  grub_dma_free (data_chunk);
+
+  if (type == GRUB_USB_TRANSFER_TYPE_IN)
+    grub_memcpy (data_in, (char *) data, size0);
 
   return err;
 }

commands/acpi.c

@@ -325,7 +325,8 @@ setup_common_tables (void)
 
       /* If it's FADT correct DSDT and FACS addresses. */
       fadt = (struct grub_acpi_fadt *) cur->addr;
-      if (grub_memcmp (fadt->hdr.signature, "FACP", 4) == 0)
+      if (grub_memcmp (fadt->hdr.signature, "FACP",
+		       sizeof (fadt->hdr.signature)) == 0)
 	{
 	  fadt->dsdt_addr = PTR_TO_UINT32 (table_dsdt);
 	  fadt->facs_addr = facs_addr;
@@ -351,16 +352,16 @@ setup_common_tables (void)
   rsdt_addr = rsdt = (struct grub_acpi_table_header *) playground_ptr;
   playground_ptr += sizeof (struct grub_acpi_table_header) + 4 * numoftables;
 
-  rsdt_entry = (grub_uint32_t *)(rsdt + 1);
+  rsdt_entry = (grub_uint32_t *) (rsdt + 1);
 
   /* Fill RSDT header. */
   grub_memcpy (&(rsdt->signature), "RSDT", 4);
   rsdt->length = sizeof (struct grub_acpi_table_header) + 4 * numoftables;
   rsdt->revision = 1;
-  grub_memcpy (&(rsdt->oemid), root_oemid, 6);
+  grub_memcpy (&(rsdt->oemid), root_oemid, sizeof (rsdt->oemid));
-  grub_memcpy (&(rsdt->oemtable), root_oemtable, 4);
+  grub_memcpy (&(rsdt->oemtable), root_oemtable, sizeof (rsdt->oemtable));
   rsdt->oemrev = root_oemrev;
-  grub_memcpy (&(rsdt->creator_id), root_creator_id, 6);
+  grub_memcpy (&(rsdt->creator_id), root_creator_id, sizeof (rsdt->creator_id));
   rsdt->creator_rev = root_creator_rev;
 
   for (cur = acpi_tables; cur; cur = cur->next)
@@ -378,7 +379,8 @@ setv1table (void)
   /* Create RSDP. */
   rsdpv1_new = (struct grub_acpi_rsdp_v10 *) playground_ptr;
   playground_ptr += sizeof (struct grub_acpi_rsdp_v10);
-  grub_memcpy (&(rsdpv1_new->signature), "RSD PTR ", 8);
+  grub_memcpy (&(rsdpv1_new->signature), "RSD PTR ",
+	       sizeof (rsdpv1_new->signature));
   grub_memcpy (&(rsdpv1_new->oemid), root_oemid, sizeof  (rsdpv1_new->oemid));
   rsdpv1_new->revision = 0;
   rsdpv1_new->rsdt_addr = PTR_TO_UINT32 (rsdt_addr);

commands/cat.c

@@ -23,19 +23,28 @@
 #include <grub/term.h>
 #include <grub/misc.h>
 #include <grub/gzio.h>
-#include <grub/command.h>
+#include <grub/extcmd.h>
 #include <grub/i18n.h>
 
-static grub_err_t
+static const struct grub_arg_option options[] =
-grub_cmd_cat (grub_command_t cmd __attribute__ ((unused)),
+  {
-	      int argc, char **args)
+    {"dos", -1, 0, N_("Accept DOS-style CR/NL line endings."), 0, 0},
+    {0, 0, 0, 0, 0, 0}
+  };
 
+static grub_err_t
+grub_cmd_cat (grub_extcmd_t cmd, int argc, char **args)
 {
+  struct grub_arg_list *state = cmd->state;
+  int dos = 0;
   grub_file_t file;
   char buf[GRUB_DISK_SECTOR_SIZE];
   grub_ssize_t size;
   int key = 0;
 
+  if (state[0].set)
+    dos = 1;
+
   if (argc != 1)
     return grub_error (GRUB_ERR_BAD_ARGUMENT, "file name required");
 
@@ -53,7 +62,12 @@ grub_cmd_cat (grub_command_t cmd __attribute__ ((unused)),
 	  unsigned char c = buf[i];
 
 	  if ((grub_isprint (c) || grub_isspace (c)) && c != '\r')
-	    grub_putchar (c);
+	    grub_printf ("%c", c);
+	  else if (dos && c == '\r' && i + 1 < size && buf[i + 1] == '\n')
+	    {
+	      grub_printf ("\n");
+	      i++;
+	    }
 	  else
 	    {
 	      grub_setcolorstate (GRUB_TERM_COLOR_HIGHLIGHT);
@@ -67,22 +81,23 @@ grub_cmd_cat (grub_command_t cmd __attribute__ ((unused)),
 	;
     }
 
-  grub_putchar ('\n');
+  grub_xputs ("\n");
   grub_refresh ();
   grub_file_close (file);
 
   return 0;
 }
 
-static grub_command_t cmd;
+static grub_extcmd_t cmd;
 
 GRUB_MOD_INIT(cat)
 {
-  cmd = grub_register_command_p1 ("cat", grub_cmd_cat,
+  cmd = grub_register_extcmd ("cat", grub_cmd_cat, GRUB_COMMAND_FLAG_BOTH,
-				  N_("FILE"), N_("Show the contents of a file."));
+			      N_("FILE"), N_("Show the contents of a file."),
+			      options);
 }
 
 GRUB_MOD_FINI(cat)
 {
-  grub_unregister_command (cmd);
+  grub_unregister_extcmd (cmd);
 }

commands/gptsync.c

@@ -138,8 +138,8 @@ grub_cmd_gptsync (grub_command_t cmd __attribute__ ((unused)),
 	{
 	  grub_device_close (dev);
 	  return grub_error (GRUB_ERR_OUT_OF_RANGE,
-			     "only partitions resding in the first 2TB "
+			     "only partitions residing in the first 2TB "
-			     "can be presen in hybrid MBR");
+			     "can be present in hybrid MBR");
 	}
 
 
@@ -243,8 +243,8 @@ GRUB_MOD_INIT(gptsync)
   cmd = grub_register_command ("gptsync", grub_cmd_gptsync,
 			       N_("DEVICE [PARTITION[+/-[TYPE]]] ..."),
 			       N_("Fill hybrid MBR of GPT drive DEVICE. "
-			       "specified partitions will be a part "
+			       "Specified partitions will be a part "
-			       "of hybrid mbr. Up to 3 partitions are "
+			       "of hybrid MBR. Up to 3 partitions are "
 			       "allowed. TYPE is an MBR type. "
 			       "+ means that partition is active. "
 			       "Only one partition can be active."));

commands/handler.c

@@ -1,101 +0,0 @@
-/* handler.c - commands to list or select handlers */
-/*
- *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2009  Free Software Foundation, Inc.
- *
- *  GRUB is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  GRUB is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <grub/dl.h>
-#include <grub/err.h>
-#include <grub/misc.h>
-#include <grub/term.h>
-#include <grub/handler.h>
-#include <grub/command.h>
-#include <grub/i18n.h>
-
-static grub_err_t
-grub_cmd_handler (struct grub_command *cmd __attribute__ ((unused)),
-		  int argc, char **args)
-{
-  void *curr_item = 0;
-  grub_handler_class_t head;
-
-  auto int list_item (grub_named_list_t item);
-  int list_item (grub_named_list_t item)
-    {
-      if (item == curr_item)
-	grub_putchar ('*');
-
-      grub_printf ("%s\n", item->name);
-
-      return 0;
-    }
-
-  head = grub_handler_class_list;
-  if (argc == 0)
-    {
-      grub_list_iterate (GRUB_AS_LIST (head), (grub_list_hook_t) list_item);
-    }
-  else
-    {
-      char *class_name;
-      grub_handler_class_t class;
-
-      class_name = args[0];
-      argc--;
-      args++;
-
-      class = grub_named_list_find (GRUB_AS_NAMED_LIST (head), class_name);
-      if (! class)
-	return grub_error (GRUB_ERR_FILE_NOT_FOUND, "class not found");
-
-      if (argc == 0)
-	{
-	  curr_item = class->cur_handler;
-	  grub_list_iterate (GRUB_AS_LIST (class->handler_list),
-			     (grub_list_hook_t) list_item);
-	}
-      else
-	{
-	  grub_handler_t handler;
-
-	  handler =
-	    grub_named_list_find (GRUB_AS_NAMED_LIST (class->handler_list),
-				  args[0]);
-
-	  if (! handler)
-	    return grub_error (GRUB_ERR_FILE_NOT_FOUND, "handler not found");
-
-	  grub_handler_set_current (class, handler);
-	}
-    }
-
-  return 0;
-}
-
-static grub_command_t cmd_handler;
-
-GRUB_MOD_INIT(handler)
-{
-  cmd_handler =
-    grub_register_command ("handler", grub_cmd_handler,
-			   N_("[class [handler]]"),
-			   N_("List or select a handler."));
-}
-
-GRUB_MOD_FINI(handler)
-{
-  grub_unregister_command (cmd_handler);
-}

commands/help.c

@@ -33,94 +33,93 @@ grub_cmd_help (grub_extcmd_t ext __attribute__ ((unused)), int argc,
   int cnt = 0;
   char *currarg;
 
-  auto int print_command_info (grub_command_t cmd);
-  auto int print_command_help (grub_command_t cmd);
-
-  int print_command_info (grub_command_t cmd)
-    {
-      if ((cmd->prio & GRUB_PRIO_LIST_FLAG_ACTIVE) &&
-	  (cmd->flags & GRUB_COMMAND_FLAG_CMDLINE))
-	{
-	  struct grub_term_output *term;
-	  const char *summary_translated = _(cmd->summary);
-	  char *command_help;
-	  grub_uint32_t *unicode_command_help;
-	  grub_uint32_t *unicode_last_position;
-	  			      
-	  command_help = grub_xasprintf ("%s %s", cmd->name, summary_translated);
-	  if (!command_help)
-	    return 1;
-
-	  grub_utf8_to_ucs4_alloc (command_help, &unicode_command_help,
-	  			   &unicode_last_position);
-
-	  FOR_ACTIVE_TERM_OUTPUTS(term)
-	  {
-	    unsigned stringwidth;
-	    grub_uint32_t *unicode_last_screen_position;
-
-	    unicode_last_screen_position = unicode_command_help;
-
-	    stringwidth = 0;
-
-	    while (unicode_last_screen_position < unicode_last_position && 
-		   stringwidth < ((grub_term_width (term) / 2) - 2))
-	      {
-		stringwidth
-		  += grub_term_getcharwidth (term,
-					     *unicode_last_screen_position);
-		unicode_last_screen_position++;
-	      }
-
-	    grub_print_ucs4 (unicode_command_help,
-			     unicode_last_screen_position, term);
-	    if (!(cnt % 2))
-	      grub_print_spaces (term, grub_term_width (term) / 2
-				 - stringwidth);
-	  }
-	  if (cnt % 2)
-	    grub_printf ("\n");
-	  cnt++;
-	  
-	  grub_free (command_help);
-	  grub_free (unicode_command_help);
-	}
-      return 0;
-    }
-
-  int print_command_help (grub_command_t cmd)
-    {
-      if (cmd->prio & GRUB_PRIO_LIST_FLAG_ACTIVE)
-	{
-	  if (! grub_strncmp (cmd->name, currarg, grub_strlen (currarg)))
-	    {
-	      if (cnt++ > 0)
-		grub_printf ("\n\n");
-
-	      if (cmd->flags & GRUB_COMMAND_FLAG_EXTCMD)
-		grub_arg_show_help ((grub_extcmd_t) cmd->data);
-	      else
-		grub_printf ("%s %s %s\n%s\n", _("Usage:"), cmd->name, _(cmd->summary),
-			     _(cmd->description));
-	    }
-	}
-      return 0;
-    }
-
   if (argc == 0)
     {
-      grub_command_iterate (print_command_info);
+      grub_command_t cmd;
+      FOR_COMMANDS(cmd)
+      {
+	if ((cmd->prio & GRUB_PRIO_LIST_FLAG_ACTIVE) &&
+	    (cmd->flags & GRUB_COMMAND_FLAG_CMDLINE))
+	  {
+	    struct grub_term_output *term;
+	    const char *summary_translated = _(cmd->summary);
+	    char *command_help;
+	    grub_uint32_t *unicode_command_help;
+	    grub_uint32_t *unicode_last_position;
+	  			      
+	    command_help = grub_xasprintf ("%s %s", cmd->name, summary_translated);
+	    if (!command_help)
+	      break;
+
+	    grub_utf8_to_ucs4_alloc (command_help, &unicode_command_help,
+				     &unicode_last_position);
+
+	    FOR_ACTIVE_TERM_OUTPUTS(term)
+	    {
+	      unsigned stringwidth;
+	      grub_uint32_t *unicode_last_screen_position;
+
+	      unicode_last_screen_position = unicode_command_help;
+
+	      stringwidth = 0;
+
+	      while (unicode_last_screen_position < unicode_last_position && 
+		     stringwidth < ((grub_term_width (term) / 2) - 2))
+		{
+		  struct grub_unicode_glyph glyph;
+		  unicode_last_screen_position 
+		    += grub_unicode_aglomerate_comb (unicode_last_screen_position,
+						     unicode_last_position
+						     - unicode_last_screen_position,
+						     &glyph);
+
+		  stringwidth
+		    += grub_term_getcharwidth (term, &glyph);
+		}
+
+	      grub_print_ucs4 (unicode_command_help,
+			       unicode_last_screen_position, 0, 0, term);
+	      if (!(cnt % 2))
+		grub_print_spaces (term, grub_term_width (term) / 2
+				   - stringwidth);
+	    }
+
+	    if (cnt % 2)
+	      grub_printf ("\n");
+	    cnt++;
+	  
+	    grub_free (command_help);
+	    grub_free (unicode_command_help);
+	  }
+      }
       if (!(cnt % 2))
 	grub_printf ("\n");
     }
   else
     {
       int i;
+      grub_command_t cmd;
 
       for (i = 0; i < argc; i++)
 	{
 	  currarg = args[i];
-	  grub_command_iterate (print_command_help);
+	  FOR_COMMANDS(cmd)
+	  {
+	    if (cmd->prio & GRUB_PRIO_LIST_FLAG_ACTIVE)
+	      {
+		if (! grub_strncmp (cmd->name, currarg, grub_strlen (currarg)))
+		  {
+		    if (cnt++ > 0)
+		      grub_printf ("\n\n");
+
+		    if (cmd->flags & GRUB_COMMAND_FLAG_EXTCMD)
+		      grub_arg_show_help ((grub_extcmd_t) cmd->data);
+		    else
+		      grub_printf ("%s %s %s\n%s\n", _("Usage:"), cmd->name, _(cmd->summary),
+				   _(cmd->description));
+		  }
+	      }
+	  }
 	}
     }
 

commands/i386/cmostest.c

@@ -0,0 +1,59 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2009  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/dl.h>
+#include <grub/command.h>
+#include <grub/misc.h>
+#include <grub/cmos.h>
+
+static grub_err_t
+grub_cmd_cmostest (struct grub_command *cmd __attribute__ ((unused)),
+		   int argc, char *argv[])
+{
+  int byte, bit;
+  char *rest;
+
+  if (argc != 1)
+    return grub_error (GRUB_ERR_BAD_ARGUMENT, "Address required.");
+
+  byte = grub_strtoul (argv[0], &rest, 0);
+  if (*rest != ':')
+    return grub_error (GRUB_ERR_BAD_ARGUMENT, "Address required.");
+
+  bit = grub_strtoul (rest + 1, 0, 0);
+
+  if (grub_cmos_read (byte) & (1 << bit))
+    return GRUB_ERR_NONE;
+
+  return grub_error (GRUB_ERR_TEST_FAILURE, "false");
+}
+
+static grub_command_t cmd;
+
+
+GRUB_MOD_INIT(cmostest)
+{
+  cmd = grub_register_command ("cmostest", grub_cmd_cmostest,
+			       "cmostest BYTE:BIT",
+			       "Test bit at BYTE:BIT in CMOS.");
+}
+
+GRUB_MOD_FINI(cmostest)
+{
+  grub_unregister_command (cmd);
+}

commands/ls.c

@@ -57,7 +57,7 @@ grub_ls_list_devices (int longlist)
     }
 
   grub_device_iterate (grub_ls_print_devices);
-  grub_putchar ('\n');
+  grub_xputs ("\n");
   grub_refresh ();
 
   return 0;
@@ -233,7 +233,7 @@ grub_ls_list_files (char *dirname, int longlist, int all, int human)
 	}
 
       if (grub_errno == GRUB_ERR_NONE)
-	grub_putchar ('\n');
+	grub_xputs ("\n");
 
       grub_refresh ();
     }

commands/minicmd.c

@@ -54,7 +54,7 @@ grub_mini_cmd_cat (struct grub_command *cmd __attribute__ ((unused)),
 	  unsigned char c = buf[i];
 
 	  if ((grub_isprint (c) || grub_isspace (c)) && c != '\r')
-	    grub_putchar (c);
+	    grub_printf ("%c", c);
 	  else
 	    {
 	      grub_setcolorstate (GRUB_TERM_COLOR_HIGHLIGHT);
@@ -64,7 +64,7 @@ grub_mini_cmd_cat (struct grub_command *cmd __attribute__ ((unused)),
 	}
     }
 
-  grub_putchar ('\n');
+  grub_xputs ("\n");
   grub_refresh ();
   grub_file_close (file);
 
@@ -301,27 +301,23 @@ grub_mini_cmd_lsmod (struct grub_command *cmd __attribute__ ((unused)),
 		     int argc __attribute__ ((unused)),
 		     char *argv[] __attribute__ ((unused)))
 {
-  auto int print_module (grub_dl_t mod);
+  grub_dl_t mod;
-
-  int print_module (grub_dl_t mod)
-    {
-      grub_dl_dep_t dep;
-
-      grub_printf ("%s\t%d\t\t", mod->name, mod->ref_count);
-      for (dep = mod->dep; dep; dep = dep->next)
-	{
-	  if (dep != mod->dep)
-	    grub_putchar (',');
-
-	  grub_printf ("%s", dep->mod->name);
-	}
-      grub_putchar ('\n');
-
-      return 0;
-    }
 
   grub_printf ("Name\tRef Count\tDependencies\n");
-  grub_dl_iterate (print_module);
+  FOR_DL_MODULES (mod)
+  {
+    grub_dl_dep_t dep;
+
+    grub_printf ("%s\t%d\t\t", mod->name, mod->ref_count);
+    for (dep = mod->dep; dep; dep = dep->next)
+      {
+	if (dep != mod->dep)
+	  grub_xputs (",");
+
+	grub_printf ("%s", dep->mod->name);
+      }
+    grub_xputs ("\n");
+  }
 
   return 0;
 }
@@ -336,19 +332,8 @@ grub_mini_cmd_exit (struct grub_command *cmd __attribute__ ((unused)),
   return 0;
 }
 
-/* clear */
-static grub_err_t
-grub_mini_cmd_clear (struct grub_command *cmd __attribute__ ((unused)),
-		   int argc __attribute__ ((unused)),
-		   char *argv[] __attribute__ ((unused)))
-{
-  grub_cls ();
-  return 0;
-}
-
 static grub_command_t cmd_cat, cmd_help, cmd_root;
 static grub_command_t cmd_dump, cmd_rmmod, cmd_lsmod, cmd_exit;
-static grub_command_t cmd_clear;
 
 GRUB_MOD_INIT(minicmd)
 {
@@ -373,9 +358,6 @@ GRUB_MOD_INIT(minicmd)
   cmd_exit =
     grub_register_command ("exit", grub_mini_cmd_exit,
 			   0, N_("Exit from GRUB."));
-  cmd_clear =
-    grub_register_command ("clear", grub_mini_cmd_clear,
-			   0, N_("Clear the screen."));
 }
 
 GRUB_MOD_FINI(minicmd)
@@ -387,5 +369,4 @@ GRUB_MOD_FINI(minicmd)
   grub_unregister_command (cmd_rmmod);
   grub_unregister_command (cmd_lsmod);
   grub_unregister_command (cmd_exit);
-  grub_unregister_command (cmd_clear);
 }

commands/mips/yeeloong/lsspd.c

@@ -0,0 +1,92 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2010  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/types.h>
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/err.h>
+#include <grub/dl.h>
+#include <grub/command.h>
+#include <grub/cs5536.h>
+
+static grub_err_t
+grub_cmd_lsspd (grub_command_t cmd __attribute__ ((unused)),
+		int argc __attribute__ ((unused)),
+		char **args __attribute__ ((unused)))
+{
+  grub_pci_device_t dev;
+  grub_port_t smbbase;
+  int i;
+  grub_err_t err;
+
+  if (!grub_cs5536_find (&dev))
+    {
+      grub_printf ("No CS5536 found\n");
+      return GRUB_ERR_NONE;
+    }
+  grub_printf ("CS5536 at %d:%d.%d\n", grub_pci_get_bus (dev),
+	       grub_pci_get_device (dev), grub_pci_get_function (dev));
+  
+  err = grub_cs5536_init_smbus (dev, 0x7fff, &smbbase);
+  if (err)
+    return err;
+
+  grub_printf ("SMB base = 0x%x\n", smbbase);
+
+  for (i = GRUB_SMB_RAM_START_ADDR;
+       i < GRUB_SMB_RAM_START_ADDR + GRUB_SMB_RAM_NUM_MAX; i++)
+    {
+      struct grub_smbus_spd spd;
+      grub_memset (&spd, 0, sizeof (spd));
+      grub_printf ("Device %d\n", i);
+      err = grub_cs5536_read_spd (smbbase, i, &spd);
+      if (err)
+	{
+	  grub_print_error ();
+	  continue;
+	}
+      grub_printf ("Written SPD bytes: %d B.\n", spd.written_size);
+      grub_printf ("Total flash size: %d B.\n", 1 << spd.log_total_flash_size);
+      if (spd.memory_type == GRUB_SMBUS_SPD_MEMORY_TYPE_DDR2)
+	{
+	  char str[sizeof (spd.ddr2.part_number) + 1];
+	  grub_printf ("Memory type: DDR2.\n");
+	  grub_memcpy (str, spd.ddr2.part_number,
+		       sizeof (spd.ddr2.part_number));
+	  str[sizeof (spd.ddr2.part_number)] = 0;
+	  grub_printf ("Part no: %s.\n", str);
+	}
+      else
+	grub_printf ("Memory type: Unknown.\n");
+    }
+
+  return GRUB_ERR_NONE;
+}
+
+static grub_command_t cmd;
+
+GRUB_MOD_INIT(lsspd)
+{
+  cmd = grub_register_command ("lsspd", grub_cmd_lsspd, 0,
+			       "Print Memory information.");
+}
+
+GRUB_MOD_FINI(lsspd)
+{
+  grub_unregister_command (cmd);
+}

commands/read.c

@@ -47,7 +47,7 @@ grub_getline (void)
 
       line[i] = c;
       if (grub_isprint (c))
-	grub_putchar (c);
+	grub_printf ("%c", c);
       i++;
       tmp = grub_realloc (line, 1 + i + sizeof('\0'));
       if (! tmp)

commands/setpci.c

@@ -96,7 +96,7 @@ grub_setpci_iter (grub_pci_device_t dev, grub_pci_id_t pciid)
   if (check_device && grub_pci_get_device (dev) != device)
     return 0;
 
-  if (check_function && grub_pci_get_function (dev) != device)
+  if (check_function && grub_pci_get_function (dev) != function)
     return 0;
 
   addr = grub_pci_make_address (dev, regaddr);

commands/terminal.c

@@ -30,8 +30,8 @@ struct abstract_terminal
 {
   struct abstract_terminal *next;
   const char *name;
-  grub_err_t (*init) (void);
+  grub_err_t (*init) (struct abstract_terminal *term);
-  grub_err_t (*fini) (void);
+  grub_err_t (*fini) (struct abstract_terminal *term);
 };
 
 static grub_err_t
@@ -123,7 +123,7 @@ handle_command (int argc, char **args, struct abstract_terminal **enabled,
              break;
          if (term)
            {
-              if (term->init && term->init () != GRUB_ERR_NONE)
+              if (term->init && term->init (term) != GRUB_ERR_NONE)
                 return grub_errno;
 
              grub_list_remove (GRUB_AS_LIST_P (disabled), GRUB_AS_LIST (term));
@@ -147,7 +147,7 @@ handle_command (int argc, char **args, struct abstract_terminal **enabled,
                                   "can't remove the last terminal");
              grub_list_remove (GRUB_AS_LIST_P (enabled), GRUB_AS_LIST (term));
              if (term->fini)
-               term->fini ();
+               term->fini (term);
              grub_list_push (GRUB_AS_LIST_P (disabled), GRUB_AS_LIST (term));
            }
        }
@@ -160,7 +160,7 @@ handle_command (int argc, char **args, struct abstract_terminal **enabled,
          break;
       if (term)
        {
-         if (term->init && term->init () != GRUB_ERR_NONE)
+         if (term->init && term->init (term) != GRUB_ERR_NONE)
            return grub_errno;
 
          grub_list_remove (GRUB_AS_LIST_P (disabled), GRUB_AS_LIST (term));
@@ -183,7 +183,7 @@ handle_command (int argc, char **args, struct abstract_terminal **enabled,
                                 "can't remove the last terminal");
            grub_list_remove (GRUB_AS_LIST_P (enabled), GRUB_AS_LIST (term));
            if (term->fini)
-             term->fini ();
+             term->fini (term);
            grub_list_push (GRUB_AS_LIST_P (disabled), GRUB_AS_LIST (term));
          }
       }

commands/usbtest.c

@@ -83,15 +83,24 @@ grub_usb_get_string (grub_usb_device_t dev, grub_uint8_t index, int langid,
 			      0x06, (3 << 8) | index,
 			      langid, descstr.length, (char *) descstrp);
 
-  *string = grub_malloc (descstr.length / 2);
+  if (descstrp->length == 0)
+    {
+      grub_free (descstrp);
+      *string = grub_strdup ("");
+      if (! *string)
+	return GRUB_USB_ERR_INTERNAL;
+      return GRUB_USB_ERR_NONE;
+    }
+
+  *string = grub_malloc (descstr.length * 2 + 1);
   if (! *string)
     {
       grub_free (descstrp);
       return GRUB_USB_ERR_INTERNAL;
     }
 
-  grub_utf16_to_utf8 ((grub_uint8_t *) *string, descstrp->str, descstrp->length / 2 - 1);
+  *grub_utf16_to_utf8 ((grub_uint8_t *) *string, descstrp->str,
-  (*string)[descstr.length / 2 - 1] = '\0';
+		       descstrp->length / 2 - 1) = 0;
   grub_free (descstrp);
 
   return GRUB_USB_ERR_NONE;
@@ -185,6 +194,8 @@ grub_cmd_usbtest (grub_command_t cmd __attribute__ ((unused)),
 		  int argc __attribute__ ((unused)),
 		  char **args __attribute__ ((unused)))
 {
+  grub_usb_poll_devices ();
+
   grub_printf ("USB devices:\n\n");
   grub_usb_iterate (usb_iterate);
 

commands/videotest.c

@@ -25,6 +25,7 @@
 #include <grub/term.h>
 #include <grub/command.h>
 #include <grub/i18n.h>
+#include <grub/gfxmenu_view.h>
 
 static grub_err_t
 grub_cmd_videotest (grub_command_t cmd __attribute__ ((unused)),
@@ -38,15 +39,8 @@ grub_cmd_videotest (grub_command_t cmd __attribute__ ((unused)),
   unsigned int width;
   unsigned int height;
   int i;
-  grub_font_t sansbig;
-  grub_font_t sans;
-  grub_font_t sanssmall;
-  grub_font_t fixed;
-  struct grub_font_glyph *glyph;
   struct grub_video_render_target *text_layer;
   grub_video_color_t palette[16];
-  const char *str;
-  int texty;
 
   err = grub_video_set_mode ("auto", GRUB_VIDEO_MODE_TYPE_PURE_TEXT, 0);
   if (err)
@@ -54,102 +48,115 @@ grub_cmd_videotest (grub_command_t cmd __attribute__ ((unused)),
 
   grub_video_get_viewport (&x, &y, &width, &height);
 
-  grub_video_create_render_target (&text_layer, width, height,
+  {
-                                   GRUB_VIDEO_MODE_TYPE_RGB
+    const char *str;
-                                   | GRUB_VIDEO_MODE_TYPE_ALPHA);
+    int texty;
+    grub_font_t sansbig;
+    grub_font_t sans;
+    grub_font_t sanssmall;
+    grub_font_t fixed;
+    struct grub_font_glyph *glyph;
 
-  grub_video_set_active_render_target (GRUB_VIDEO_RENDER_TARGET_DISPLAY);
+    grub_video_create_render_target (&text_layer, width, height,
+				     GRUB_VIDEO_MODE_TYPE_RGB
+				     | GRUB_VIDEO_MODE_TYPE_ALPHA);
 
-  color = grub_video_map_rgb (0, 0, 0);
+    grub_video_set_active_render_target (text_layer);
-  grub_video_fill_rect (color, 0, 0, width, height);
 
-  color = grub_video_map_rgb (255, 0, 0);
+    color = grub_video_map_rgb (0, 255, 255);
-  grub_video_fill_rect (color, 0, 0, 100, 100);
+    sansbig = grub_font_get ("Unknown Regular 16");
+    sans = grub_font_get ("Unknown Regular 16");
+    sanssmall = grub_font_get ("Unknown Regular 16");
+    fixed = grub_font_get ("Fixed 20");
+    if (! sansbig || ! sans || ! sanssmall || ! fixed)
+      return grub_error (GRUB_ERR_BAD_FONT, "no font loaded");
 
-  color = grub_video_map_rgb (0, 255, 255);
+    glyph = grub_font_get_glyph (fixed, '*');
-  grub_video_fill_rect (color, 100, 100, 100, 100);
+    grub_font_draw_glyph (glyph, color, 200 ,0);
 
-  sansbig = grub_font_get ("Unknown Regular 16");
+    color = grub_video_map_rgb (255, 255, 255);
-  sans = grub_font_get ("Unknown Regular 16");
-  sanssmall = grub_font_get ("Unknown Regular 16");
-  fixed = grub_font_get ("Fixed 20");
-  if (! sansbig || ! sans || ! sanssmall || ! fixed)
-    return grub_error (GRUB_ERR_BAD_FONT, "no font loaded");
 
-  glyph = grub_font_get_glyph (fixed, '*');
+    texty = 32;
-  grub_font_draw_glyph (glyph, color, 200 ,0);
+    grub_font_draw_string ("The quick brown fox jumped over the lazy dog.",
+			   sans, color, 16, texty);
+    texty += grub_font_get_descent (sans) + grub_font_get_leading (sans);
 
-  grub_video_set_viewport (x + 150, y + 150,
+    texty += grub_font_get_ascent (fixed);
-                           width - 150 * 2, height - 150 * 2);
+    grub_font_draw_string ("The quick brown fox jumped over the lazy dog.",
-  color = grub_video_map_rgb (77, 33, 77);
+			   fixed, color, 16, texty);
-  grub_video_fill_rect (color, 0, 0, width, height);
+    texty += grub_font_get_descent (fixed) + grub_font_get_leading (fixed);
 
-  grub_video_set_active_render_target (text_layer);
+    /* To convert Unicode characters into UTF-8 for this test, the following
-
+       command is useful:
-  color = grub_video_map_rgb (255, 255, 255);
-
-  texty = 32;
-  grub_font_draw_string ("The quick brown fox jumped over the lazy dog.",
-                         sans, color, 16, texty);
-  texty += grub_font_get_descent (sans) + grub_font_get_leading (sans);
-
-  texty += grub_font_get_ascent (fixed);
-  grub_font_draw_string ("The quick brown fox jumped over the lazy dog.",
-                         fixed, color, 16, texty);
-  texty += grub_font_get_descent (fixed) + grub_font_get_leading (fixed);
-
-  /* To convert Unicode characters into UTF-8 for this test, the following
-     command is useful:
        echo -ne '\x00\x00\x26\x3A' | iconv -f UTF-32BE -t UTF-8 | od -t x1
-     This converts the Unicode character U+263A to UTF-8.  */
+       This converts the Unicode character U+263A to UTF-8.  */
 
-  /* Characters used:
+    /* Characters used:
-     Code point  Description                    UTF-8 encoding
+       Code point  Description                    UTF-8 encoding
-     ----------- ------------------------------ --------------
+       ----------- ------------------------------ --------------
-     U+263A      unfilled smiley face           E2 98 BA
+       U+263A      unfilled smiley face           E2 98 BA
-     U+00A1      inverted exclamation point     C2 A1
+       U+00A1      inverted exclamation point     C2 A1
-     U+00A3      British pound currency symbol  C2 A3
+       U+00A3      British pound currency symbol  C2 A3
-     U+03C4      Greek tau                      CF 84
+       U+03C4      Greek tau                      CF 84
-     U+00E4      lowercase letter a with umlaut C3 A4
+       U+00E4      lowercase letter a with umlaut C3 A4
-     U+2124      set 'Z' symbol (integers)      E2 84 A4
+       U+2124      set 'Z' symbol (integers)      E2 84 A4
-     U+2287      subset symbol                  E2 8A 87
+       U+2287      subset symbol                  E2 8A 87
-     U+211D      set 'R' symbol (real numbers)  E2 84 9D  */
+       U+211D      set 'R' symbol (real numbers)  E2 84 9D  */
 
-  str =
+    str =
-    "Unicode test: happy\xE2\x98\xBA \xC2\xA3 5.00"
+      "Unicode test: happy\xE2\x98\xBA \xC2\xA3 5.00"
-    " \xC2\xA1\xCF\x84\xC3\xA4u! "
+      " \xC2\xA1\xCF\x84\xC3\xA4u! "
-    " \xE2\x84\xA4\xE2\x8A\x87\xE2\x84\x9D";
+      " \xE2\x84\xA4\xE2\x8A\x87\xE2\x84\x9D";
-  color = grub_video_map_rgb (128, 128, 255);
+    color = grub_video_map_rgb (128, 128, 255);
 
-  /* All characters in the string exist in the 'Fixed 20' (10x20) font.  */
+    /* All characters in the string exist in the 'Fixed 20' (10x20) font.  */
-  texty += grub_font_get_ascent(fixed);
+    texty += grub_font_get_ascent(fixed);
-  grub_font_draw_string (str, fixed, color, 16, texty);
+    grub_font_draw_string (str, fixed, color, 16, texty);
-  texty += grub_font_get_descent (fixed) + grub_font_get_leading (fixed);
+    texty += grub_font_get_descent (fixed) + grub_font_get_leading (fixed);
 
-  texty += grub_font_get_ascent(sansbig);
+    texty += grub_font_get_ascent(sansbig);
-  grub_font_draw_string (str, sansbig, color, 16, texty);
+    grub_font_draw_string (str, sansbig, color, 16, texty);
-  texty += grub_font_get_descent (sansbig) + grub_font_get_leading (sansbig);
+    texty += grub_font_get_descent (sansbig) + grub_font_get_leading (sansbig);
 
-  texty += grub_font_get_ascent(sans);
+    texty += grub_font_get_ascent(sans);
-  grub_font_draw_string (str, sans, color, 16, texty);
+    grub_font_draw_string (str, sans, color, 16, texty);
-  texty += grub_font_get_descent (sans) + grub_font_get_leading (sans);
+    texty += grub_font_get_descent (sans) + grub_font_get_leading (sans);
 
-  texty += grub_font_get_ascent(sanssmall);
+    texty += grub_font_get_ascent(sanssmall);
-  grub_font_draw_string (str, sanssmall, color, 16, texty);
+    grub_font_draw_string (str, sanssmall, color, 16, texty);
-  texty += (grub_font_get_descent (sanssmall)
+    texty += (grub_font_get_descent (sanssmall)
-            + grub_font_get_leading (sanssmall));
+	      + grub_font_get_leading (sanssmall));
 
-  glyph = grub_font_get_glyph (fixed, '*');
+    glyph = grub_font_get_glyph (fixed, '*');
 
-  for (i = 0; i < 16; i++)
+    for (i = 0; i < 16; i++)
-    {
+      {
-      color = grub_video_map_color (i);
+	color = grub_video_map_color (i);
-      palette[i] = color;
+	palette[i] = color;
-      grub_font_draw_glyph (glyph, color, 16 + i * 16, 220);
+	grub_font_draw_glyph (glyph, color, 16 + i * 16, 220);
-    }
+      }
+  }
 
   grub_video_set_active_render_target (GRUB_VIDEO_RENDER_TARGET_DISPLAY);
 
+  for (i = 0; i < 2; i++)
+    {
+      color = grub_video_map_rgb (0, 0, 0);
+      grub_video_fill_rect (color, 0, 0, width, height);
+
+      color = grub_video_map_rgb (255, 0, 0);
+      grub_video_fill_rect (color, 0, 0, 100, 100);
+
+      color = grub_video_map_rgb (0, 255, 255);
+      grub_video_fill_rect (color, 100, 100, 100, 100);
+
+      grub_video_set_viewport (x + 150, y + 150,
+			       width - 150 * 2, height - 150 * 2);
+      color = grub_video_map_rgb (77, 33, 77);
+      grub_video_fill_rect (color, 0, 0, width, height);
+      grub_video_swap_buffers ();
+    }
+
   for (i = 0; i < 5; i++)
     {
       color = grub_video_map_rgb (i, 33, 77);

conf/any-emu.rmk

@@ -1,11 +1,9 @@
 # -*- makefile -*-
 
-COMMON_CFLAGS += -nostdinc -isystem $(shell $(TARGET_CC) -print-file-name=include)
-
 kernel_img_RELOCATABLE = yes
 pkglib_PROGRAMS = kernel.img
 kernel_img_SOURCES = kern/device.c kern/disk.c kern/dl.c kern/env.c	\
-	kern/err.c kern/list.c kern/handler.c kern/command.c		\
+	kern/err.c kern/list.c kern/command.c		\
 	kern/corecmd.c kern/file.c kern/fs.c kern/main.c kern/misc.c	\
 	kern/parser.c kern/partition.c kern/term.c			\
 	kern/rescue_reader.c kern/rescue_parser.c			\
@@ -22,14 +20,14 @@ TARGET_NO_STRIP = yes
 
 ifneq ($(TARGET_NO_MODULES), yes)
 kernel_img_SOURCES += symlist.c kern/$(target_cpu)/dl.c
+else
+kernel_img_SOURCES += grub_emu_init.c
+endif
 ifneq ($(target_cpu), i386)
 ifneq ($(target_cpu), x86_64)
 kernel_img_SOURCES += kern/$(target_cpu)/cache.S
 endif
 endif
-else
-kernel_img_SOURCES += grub_emu_init.c
-endif
 
 # For halt.mod.
 pkglib_MODULES += halt.mod

conf/common.rmk

@@ -1,7 +1,7 @@
 # -*- makefile -*-
 
 # Used by various components.  These rules need to precede them.
-script/lexer.c_DEPENDENCIES = grub_script.tab.h
+script/lexer.c_DEPENDENCIES = grub_script.tab.h grub_script.yy.h
 
 sbin_UTILITIES += grub-mkdevicemap
 grub_mkdevicemap_SOURCES = gnulib/progname.c util/grub-mkdevicemap.c \
@@ -27,7 +27,7 @@ util/grub-probe.c_DEPENDENCIES = grub_probe_init.h
 grub_probe_SOURCES = gnulib/progname.c util/grub-probe.c	\
 	kern/emu/hostdisk.c util/misc.c kern/emu/misc.c kern/emu/getroot.c kern/emu/mm.c	\
 	kern/device.c kern/disk.c kern/err.c kern/misc.c	\
-	kern/parser.c kern/partition.c kern/file.c kern/list.c	\
+	kern/partition.c kern/file.c kern/list.c	\
 	\
 	fs/affs.c fs/cpio.c fs/fat.c fs/ext2.c fs/hfs.c		\
 	fs/hfsplus.c fs/iso9660.c fs/udf.c fs/jfs.c fs/minix.c	\
@@ -38,7 +38,8 @@ grub_probe_SOURCES = gnulib/progname.c util/grub-probe.c	\
 	partmap/msdos.c partmap/bsdlabel.c partmap/apple.c \
 	partmap/sun.c partmap/sunpc.c partmap/gpt.c \
 	kern/fs.c kern/env.c fs/fshelp.c			\
-	disk/raid.c disk/mdraid_linux.c disk/lvm.c grub_probe_init.c
+	disk/raid.c disk/raid5_recover.c disk/raid6_recover.c	\
+	disk/mdraid_linux.c disk/lvm.c grub_probe_init.c
 
 ifeq ($(enable_grub_fstest), yes)
 bin_UTILITIES += grub-fstest
@@ -69,7 +70,8 @@ grub_fstest_SOURCES = gnulib/progname.c util/grub-fstest.c kern/emu/hostfs.c \
 # For grub-mkfont.
 ifeq ($(enable_grub_mkfont), yes)
 bin_UTILITIES += grub-mkfont
-grub_mkfont_SOURCES = gnulib/progname.c util/grub-mkfont.c util/misc.c kern/emu/misc.c
+grub_mkfont_SOURCES = gnulib/progname.c util/grub-mkfont.c util/misc.c \
+	unidata.c kern/emu/misc.c
 grub_mkfont_CFLAGS = $(freetype_cflags)
 grub_mkfont_LDFLAGS = $(freetype_libs)
 endif
@@ -88,21 +90,21 @@ DISTCLEANFILES += grub_script.yy.c grub_script.yy.h
 
 # For grub-script-check.
 bin_UTILITIES += grub-script-check
-util/grub-script-check.c_DEPENDENCIES = grub_script_check_init.h
 grub_script_check_SOURCES = gnulib/progname.c gnulib/getdelim.c gnulib/getline.c \
 	util/grub-script-check.c util/misc.c kern/emu/misc.c kern/emu/mm.c \
 	script/main.c script/script.c script/function.c script/lexer.c \
-	kern/handler.c kern/err.c kern/parser.c kern/list.c \
+	kern/err.c kern/list.c \
-	kern/misc.c kern/env.c grub_script_check_init.c grub_script.tab.c \
+	kern/misc.c kern/env.c grub_script.tab.c \
 	grub_script.yy.c
 grub_script_check_CFLAGS = $(GNULIB_UTIL_CFLAGS)
+grub_script_check_DEPENDENCIES = grub_script.tab.h
 MOSTLYCLEANFILES += symlist.c kernel_syms.lst
 DEFSYMFILES += kernel_syms.lst
 
 kernel_img_HEADERS += boot.h cache.h device.h disk.h dl.h elf.h elfload.h \
 	env.h err.h file.h fs.h kernel.h loader.h misc.h mm.h net.h parser.h \
 	partition.h msdos_partition.h reader.h symbol.h term.h time.h types.h \
-	list.h handler.h command.h i18n.h env_private.h libgcc.h
+	list.h command.h i18n.h env_private.h libgcc.h
 
 ifneq ($(platform), emu)
 kernel_img_HEADERS += machine/memory.h machine/loader.h
@@ -119,19 +121,6 @@ grub_script.tab.c grub_script.tab.h: script/parser.y
 	$(YACC) -d -p grub_script_yy -b grub_script $(srcdir)/script/parser.y
 DISTCLEANFILES += grub_script.tab.c grub_script.tab.h
 
-# For grub-script-check.
-grub_script_check_init.lst: geninit.sh $(filter-out grub_script_check_init.c,$(grub_script_check_SOURCES))
-	rm -f $@; grep GRUB_MOD_INIT $(filter %.c,$^) /dev/null > $@
-DISTCLEANFILES += grub_script_check_init.lst
-
-grub_script_check_init.h: grub_script_check_init.lst $(filter-out grub_script_check_init.c,$(grub_script_check_SOURCES)) geninitheader.sh
-	rm -f $@; sh $(srcdir)/geninitheader.sh $< > $@
-DISTCLEANFILES += grub_script_check_init.h
-
-grub_script_check_init.c: grub_script_check_init.lst $(filter-out grub_script_check_init.c,$(grub_script_check_SOURCES)) geninit.sh
-	rm -f $@; sh $(srcdir)/geninit.sh $< $(filter %.c,$^) > $@
-DISTCLEANFILES += grub_script_check_init.c
-
 # For grub-probe.
 grub_probe_init.lst: geninit.sh $(filter-out grub_probe_init.c,$(grub_probe_SOURCES))
 	rm -f $@; grep GRUB_MOD_INIT $(filter %.c,$^) /dev/null > $@
@@ -215,10 +204,13 @@ CLEANFILES += grub-gettext_lib
 %: util/grub.d/%.in config.status
 	./config.status --file=$@:$<
 	chmod +x $@
-grub-mkconfig_SCRIPTS = 00_header 30_os-prober 40_custom
+grub-mkconfig_SCRIPTS = 00_header 30_os-prober 40_custom 41_custom
 ifneq (, $(host_kernel))
 grub-mkconfig_SCRIPTS += 10_$(host_kernel)
 endif
+ifeq (linux, $(host_kernel))
+grub-mkconfig_SCRIPTS += 20_linux_xen
+endif
 
 CLEANFILES += $(grub-mkconfig_SCRIPTS)
 
@@ -448,12 +440,12 @@ scsi_mod_CFLAGS = $(COMMON_CFLAGS)
 scsi_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
 # Commands.
-pkglib_MODULES += minicmd.mod extcmd.mod hello.mod handler.mod	\
+pkglib_MODULES += minicmd.mod extcmd.mod hello.mod 	\
 	ls.mod cmp.mod cat.mod help.mod search.mod loopback.mod	\
 	configfile.mod echo.mod		\
-	terminfo.mod test.mod blocklist.mod hexdump.mod		\
+	test.mod blocklist.mod hexdump.mod		\
 	read.mod sleep.mod loadenv.mod crc.mod parttool.mod	\
-	msdospart.mod memrw.mod normal.mod sh.mod 		\
+	msdospart.mod memrw.mod normal.mod 			\
 	gptsync.mod true.mod probe.mod password.mod		\
 	keystatus.mod
 
@@ -500,7 +492,8 @@ gfxmenu_mod_SOURCES = \
 	gfxmenu/gui_progress_bar.c \
 	gfxmenu/gui_util.c \
 	gfxmenu/gui_string_util.c \
-	gfxmenu/named_colors.c
+	gfxmenu/named_colors.c \
+	gfxmenu/font.c
 gfxmenu_mod_CFLAGS = $(COMMON_CFLAGS)
 gfxmenu_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
@@ -514,11 +507,6 @@ msdospart_mod_SOURCES = parttool/msdospart.c
 msdospart_mod_CFLAGS = $(COMMON_CFLAGS)
 msdospart_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
-# For handler.mod.
-handler_mod_SOURCES = commands/handler.c
-handler_mod_CFLAGS = $(COMMON_CFLAGS)
-handler_mod_LDFLAGS = $(COMMON_LDFLAGS)
-
 # For ls.mod.
 ls_mod_SOURCES = commands/ls.c
 ls_mod_CFLAGS = $(COMMON_CFLAGS)
@@ -581,10 +569,13 @@ configfile_mod_SOURCES = commands/configfile.c
 configfile_mod_CFLAGS = $(COMMON_CFLAGS)
 configfile_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+ifneq ($(platform), ieee1275)
 # For terminfo.mod.
+pkglib_MODULES += terminfo.mod
 terminfo_mod_SOURCES = term/terminfo.c term/tparm.c
 terminfo_mod_CFLAGS = $(COMMON_CFLAGS)
 terminfo_mod_LDFLAGS = $(COMMON_LDFLAGS)
+endif
 
 # For blocklist.mod.
 blocklist_mod_SOURCES = commands/blocklist.c
@@ -637,19 +628,18 @@ keystatus_mod_CFLAGS = $(COMMON_CFLAGS)
 keystatus_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
 # For normal.mod.
+ifneq (, $(FONT_SOURCE))
+normal/charset.c_DEPENDENCIES = widthspec.h
+endif
 normal_mod_SOURCES = normal/main.c normal/cmdline.c normal/dyncmd.c \
-	normal/auth.c normal/autofs.c normal/handler.c \
+	normal/auth.c normal/autofs.c  \
 	normal/color.c normal/completion.c normal/datetime.c normal/menu.c \
-	normal/menu_entry.c normal/menu_text.c \
+	normal/menu_entry.c normal/menu_text.c normal/charset.c \
-	normal/misc.c normal/crypto.c normal/term.c normal/context.c
+	normal/misc.c normal/crypto.c normal/term.c normal/context.c \
-normal_mod_CFLAGS = $(COMMON_CFLAGS)
+	script/main.c script/script.c script/execute.c script/argv.c unidata.c \
-normal_mod_LDFLAGS = $(COMMON_LDFLAGS)
-
-# For sh.mod.
-sh_mod_SOURCES = script/main.c script/script.c script/argv.c script/execute.c \
 	script/function.c script/lexer.c grub_script.tab.c grub_script.yy.c
-sh_mod_CFLAGS = $(COMMON_CFLAGS) $(POSIX_CFLAGS) $(GNULIB_CFLAGS) -Wno-error
+normal_mod_CFLAGS = $(COMMON_CFLAGS) $(POSIX_CFLAGS) $(GNULIB_CFLAGS) -Wno-error
-sh_mod_LDFLAGS = $(COMMON_LDFLAGS)
+normal_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
 ifneq (, $(FONT_SOURCE))
 font/font.c_DEPENDENCIES = ascii.h
@@ -720,7 +710,6 @@ png_mod_SOURCES = video/readers/png.c
 png_mod_CFLAGS = $(COMMON_CFLAGS)
 png_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
-
 # Misc.
 pkglib_MODULES += gzio.mod elf.mod
 
@@ -774,11 +763,6 @@ setjmp_mod_SOURCES = lib/$(target_cpu)/setjmp.S
 setjmp_mod_ASFLAGS = $(COMMON_ASFLAGS)
 setjmp_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
-pkglib_MODULES += charset.mod
-charset_mod_SOURCES = lib/charset.c
-charset_mod_CFLAGS = $(COMMON_CFLAGS)
-charset_mod_LDFLAGS = $(COMMON_LDFLAGS)
-
 pkglib_MODULES += regexp.mod
 regexp_mod_SOURCES = gnulib/regex.c commands/regexp.c
 regexp_mod_CFLAGS = $(COMMON_CFLAGS) $(GNULIB_CFLAGS)

conf/i386-coreboot.rmk

@@ -14,7 +14,7 @@ kernel_img_SOURCES = kern/i386/coreboot/startup.S \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
 	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
-	kern/time.c kern/list.c kern/handler.c kern/command.c kern/corecmd.c \
+	kern/time.c kern/list.c  kern/command.c kern/corecmd.c \
 	kern/$(target_cpu)/dl.c kern/parser.c kern/partition.c \
 	kern/i386/tsc.c kern/i386/pit.c \
 	kern/generic/rtc_get_time_ms.c \
@@ -68,5 +68,11 @@ datetime_mod_SOURCES = lib/cmos_datetime.c
 datetime_mod_CFLAGS = $(COMMON_CFLAGS)
 datetime_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+# For cmostest.mod
+pkglib_MODULES += cmostest.mod
+cmostest_mod_SOURCES = commands/i386/cmostest.c
+cmostest_mod_CFLAGS = $(COMMON_CFLAGS)
+cmostest_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
 include $(srcdir)/conf/i386.mk
 include $(srcdir)/conf/common.mk

conf/i386-ieee1275.rmk

@@ -18,13 +18,14 @@ kernel_img_SOURCES = kern/i386/ieee1275/startup.S \
 	kern/rescue_parser.c kern/rescue_reader.c \
 	kern/$(target_cpu)/dl.c kern/parser.c kern/partition.c \
 	kern/env.c \
-	kern/time.c kern/list.c kern/handler.c kern/command.c kern/corecmd.c \
+	kern/time.c kern/list.c  kern/command.c kern/corecmd.c \
 	kern/generic/millisleep.c \
 	kern/ieee1275/ieee1275.c \
 	term/ieee1275/ofconsole.c \
+	term/terminfo.c term/tparm.c 	\
 	disk/ieee1275/ofdisk.c \
 	symlist.c
-kernel_img_HEADERS += ieee1275/ieee1275.h
+kernel_img_HEADERS += ieee1275/ieee1275.h terminfo.h
 kernel_img_CFLAGS = $(COMMON_CFLAGS)
 kernel_img_ASFLAGS = $(COMMON_ASFLAGS)
 kernel_img_LDFLAGS += $(COMMON_LDFLAGS) -Wl,-N,-S,-Ttext,0x10000,-Bstatic

conf/i386-pc.rmk

@@ -43,7 +43,7 @@ kernel_img_SOURCES = kern/i386/pc/startup.S \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
 	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
-	kern/time.c kern/list.c kern/handler.c kern/command.c kern/corecmd.c \
+	kern/time.c kern/list.c kern/command.c kern/corecmd.c \
 	kern/$(target_cpu)/dl.c kern/i386/pc/init.c kern/i386/pc/mmap.c \
 	kern/parser.c kern/partition.c \
 	kern/i386/tsc.c kern/i386/pit.c \
@@ -66,7 +66,7 @@ util/i386/pc/grub-setup.c_DEPENDENCIES = grub_setup_init.h
 grub_setup_SOURCES = gnulib/progname.c util/i386/pc/grub-setup.c	\
 	util/misc.c kern/emu/misc.c kern/emu/getroot.c			\
 	kern/emu/hostdisk.c kern/device.c kern/disk.c kern/err.c	\
-	kern/misc.c kern/parser.c kern/partition.c kern/file.c		\
+	kern/misc.c kern/partition.c kern/file.c			\
 	kern/emu/mm.c kern/fs.c kern/env.c kern/list.c fs/fshelp.c	\
 									\
 	fs/affs.c fs/cpio.c fs/ext2.c fs/fat.c fs/hfs.c			\
@@ -78,7 +78,8 @@ grub_setup_SOURCES = gnulib/progname.c util/i386/pc/grub-setup.c	\
 	partmap/msdos.c partmap/bsdlabel.c partmap/sunpc.c		\
 	partmap/gpt.c							\
 									\
-	disk/raid.c disk/mdraid_linux.c disk/lvm.c			\
+	disk/raid.c disk/raid5_recover.c disk/raid6_recover.c		\
+	disk/mdraid_linux.c disk/lvm.c					\
 	util/raid.c util/lvm.c						\
 	grub_setup_init.c
 
@@ -147,7 +148,7 @@ linux_mod_CFLAGS = $(COMMON_CFLAGS)
 linux_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
 pkglib_MODULES += xnu.mod
-xnu_mod_SOURCES = loader/xnu_resume.c loader/i386/xnu.c loader/i386/pc/xnu.c \
+xnu_mod_SOURCES = loader/xnu_resume.c loader/i386/xnu.c \
 	 loader/macho32.c loader/macho64.c loader/macho.c loader/xnu.c
 xnu_mod_CFLAGS = $(COMMON_CFLAGS)
 xnu_mod_LDFLAGS = $(COMMON_LDFLAGS)
@@ -244,6 +245,12 @@ hdparm_mod_SOURCES = commands/hdparm.c lib/hexdump.c
 hdparm_mod_CFLAGS = $(COMMON_CFLAGS)
 hdparm_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+# For cmostest.mod
+pkglib_MODULES += cmostest.mod
+cmostest_mod_SOURCES = commands/i386/cmostest.c
+cmostest_mod_CFLAGS = $(COMMON_CFLAGS)
+cmostest_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
 ifeq ($(enable_efiemu), yes)
 
 efiemu32.o: efiemu/runtime/efiemu.c $(TARGET_OBJ2ELF)

conf/i386-qemu.rmk

@@ -13,24 +13,28 @@ boot_img_ASFLAGS = $(COMMON_ASFLAGS) -DGRUB_BOOT_MACHINE_LINK_ADDR=$(GRUB_BOOT_M
 boot_img_LDFLAGS = $(COMMON_LDFLAGS) $(TARGET_IMG_LDFLAGS)$(GRUB_BOOT_MACHINE_LINK_ADDR)
 boot_img_FORMAT = binary
 
+kern/i386/qemu/init.c_DEPENDENCIES = ascii.h
+
 pkglib_PROGRAMS += kernel.img
 kernel_img_SOURCES = kern/i386/qemu/startup.S \
 	kern/i386/misc.S \
 	kern/i386/coreboot/init.c \
+	kern/i386/qemu/init.c \
 	kern/i386/qemu/mmap.c \
 	kern/i386/halt.c \
 	kern/main.c kern/device.c \
 	kern/disk.c kern/dl.c kern/file.c kern/fs.c kern/err.c \
 	kern/misc.c kern/mm.c kern/term.c \
 	kern/rescue_parser.c kern/rescue_reader.c \
-	kern/time.c kern/list.c kern/handler.c kern/command.c kern/corecmd.c \
+	kern/time.c kern/list.c  kern/command.c kern/corecmd.c \
 	kern/$(target_cpu)/dl.c kern/parser.c kern/partition.c \
 	kern/i386/tsc.c kern/i386/pit.c \
 	kern/generic/rtc_get_time_ms.c \
 	kern/generic/millisleep.c \
 	kern/env.c \
-	term/i386/pc/vga_text.c term/i386/vga_common.c \
+	term/i386/pc/vga_text.c term/i386/vga_common.c bus/pci.c \
 	symlist.c
+kernel_img_HEADERS += pci.h
 kernel_img_CFLAGS = $(COMMON_CFLAGS) -DGRUB_BOOT_MACHINE_LINK_ADDR=$(GRUB_BOOT_MACHINE_LINK_ADDR)
 kernel_img_ASFLAGS = $(COMMON_ASFLAGS) -DGRUB_KERNEL_MACHINE_LINK_ADDR=$(GRUB_KERNEL_MACHINE_LINK_ADDR)
 kernel_img_LDFLAGS += $(COMMON_LDFLAGS) $(TARGET_IMG_LDFLAGS)$(GRUB_KERNEL_MACHINE_LINK_ADDR)

conf/i386.rmk

@@ -15,6 +15,16 @@ vga_text_mod_SOURCES = term/i386/pc/vga_text.c term/i386/vga_common.c
 vga_text_mod_CFLAGS = $(COMMON_CFLAGS)
 vga_text_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+pkglib_MODULES += video_cirrus.mod
+video_cirrus_mod_SOURCES = video/cirrus.c
+video_cirrus_mod_CFLAGS = $(COMMON_CFLAGS)
+video_cirrus_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
+pkglib_MODULES += video_bochs.mod
+video_bochs_mod_SOURCES = video/bochs.c
+video_bochs_mod_CFLAGS = $(COMMON_CFLAGS)
+video_bochs_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
 pkglib_MODULES += relocator.mod
 relocator_mod_SOURCES = lib/i386/relocator.c lib/i386/relocator_asm.S lib/i386/relocator_backward.S
 relocator_mod_CFLAGS = $(COMMON_CFLAGS)
@@ -50,11 +60,20 @@ serial_mod_SOURCES = term/serial.c
 serial_mod_CFLAGS = $(COMMON_CFLAGS)
 serial_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+# On qemu it's compiled in
+ifneq ($(platform), qemu)
 # For pci.mod
 pkglib_MODULES += pci.mod
 pci_mod_SOURCES = bus/pci.c
 pci_mod_CFLAGS = $(COMMON_CFLAGS)
 pci_mod_LDFLAGS = $(COMMON_LDFLAGS)
+endif
+
+# For cs5536.mod
+pkglib_MODULES += cs5536.mod
+cs5536_mod_SOURCES = bus/cs5536.c
+cs5536_mod_CFLAGS = $(COMMON_CFLAGS)
+cs5536_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
 # For lspci.mod
 pkglib_MODULES += lspci.mod

conf/mips-qemu-mips.rmk

@@ -12,7 +12,7 @@ kernel_img_SOURCES = kern/$(target_cpu)/startup.S \
 	kern/disk.c kern/dl.c kern/err.c kern/file.c kern/fs.c 		\
 	kern/misc.c kern/mm.c kern/term.c 	\
 	kern/rescue_parser.c kern/rescue_reader.c \
-	kern/list.c kern/handler.c kern/command.c kern/corecmd.c	\
+	kern/list.c  kern/command.c kern/corecmd.c	\
 	kern/parser.c kern/partition.c kern/env.c kern/$(target_cpu)/dl.c 	\
 	kern/generic/millisleep.c kern/generic/rtc_get_time_ms.c kern/time.c    \
 	symlist.c kern/$(target_cpu)/cache.S
@@ -20,3 +20,9 @@ kernel_img_CFLAGS = $(COMMON_CFLAGS)
 kernel_img_ASFLAGS = $(COMMON_ASFLAGS)
 kernel_img_LDFLAGS = $(COMMON_LDFLAGS) -Wl,-N,-S,-Ttext,$(LINK_BASE),-Bstatic
 kernel_img_FORMAT = binary
+
+# For serial.mod.
+pkglib_MODULES += serial.mod
+serial_mod_SOURCES = term/serial.c
+serial_mod_CFLAGS = $(COMMON_CFLAGS)
+serial_mod_LDFLAGS = $(COMMON_LDFLAGS)

conf/mips-yeeloong.rmk

@@ -4,7 +4,8 @@ target_machine=yeeloong
 COMMON_CFLAGS += -march=mips3
 COMMON_ASFLAGS += -march=mips3
 
-kernel_img_HEADERS += pci.h bitmap.h video.h gfxterm.h font.h bitmap_scale.h bufio.h
+kernel_img_HEADERS += pci.h bitmap.h video.h gfxterm.h font.h \
+		      bitmap_scale.h bufio.h cs5536.h machine/pci.h
 
 include $(srcdir)/conf/mips.mk
 
@@ -15,7 +16,7 @@ kernel_img_SOURCES = kern/$(target_cpu)/startup.S \
 	kern/disk.c kern/dl.c kern/err.c kern/file.c kern/fs.c 		\
 	kern/misc.c kern/mm.c kern/term.c 	\
 	kern/rescue_parser.c kern/rescue_reader.c \
-	kern/list.c kern/handler.c kern/command.c kern/corecmd.c	\
+	kern/list.c  kern/command.c kern/corecmd.c	\
 	kern/parser.c kern/partition.c kern/env.c kern/$(target_cpu)/dl.c 	\
 	kern/generic/millisleep.c kern/generic/rtc_get_time_ms.c kern/time.c    \
 	kern/$(target_cpu)/cache.S \
@@ -26,12 +27,21 @@ kernel_img_SOURCES = kern/$(target_cpu)/startup.S \
 	video/fb/fbfill.c video/fb/fbutil.c video/bitmap.c \
 	video/bitmap_scale.c video/sm712.c bus/pci.c bus/bonito.c \
 	term/gfxterm.c commands/extcmd.c lib/arg.c \
+	bus/cs5536.c term/serial.c term/terminfo.c term/tparm.c \
 	symlist.c
 kernel_img_CFLAGS = $(COMMON_CFLAGS) -DUSE_ASCII_FAILBACK
 kernel_img_ASFLAGS = $(COMMON_ASFLAGS)
 kernel_img_LDFLAGS += $(COMMON_LDFLAGS) -Wl,-N,-S,-Ttext,$(LINK_BASE),-Bstatic
 kernel_img_FORMAT = binary
 
+pkglib_IMAGES += fwstart.img
+fwstart_img_SOURCES = boot/$(target_cpu)/$(target_machine)/fwstart.S
+fwstart_img_CFLAGS = $(COMMON_CFLAGS)
+fwstart_img_ASFLAGS = $(COMMON_ASFLAGS)
+fwstart_img_LDFLAGS = $(COMMON_LDFLAGS) -static-libgcc -lgcc \
+	-Wl,-N,-S,-Ttext,0xbfc00000,-Bstatic
+fwstart_img_FORMAT = binary
+
 # For ata.mod.
 pkglib_MODULES += ata.mod
 ata_mod_SOURCES = disk/ata.c
@@ -63,11 +73,53 @@ datetime_mod_SOURCES = lib/cmos_datetime.c
 datetime_mod_CFLAGS = $(COMMON_CFLAGS)
 datetime_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+# For lsspd.mod
+pkglib_MODULES += lsspd.mod
+lsspd_mod_SOURCES = commands/mips/yeeloong/lsspd.c
+lsspd_mod_CFLAGS = $(COMMON_CFLAGS)
+lsspd_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
 pkglib_MODULES += linux.mod
 linux_mod_SOURCES = loader/$(target_cpu)/linux.c
 linux_mod_CFLAGS = $(COMMON_CFLAGS)
 linux_mod_ASFLAGS = $(COMMON_ASFLAGS)
 linux_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+# For halt.mod.
+pkglib_MODULES += halt.mod
+halt_mod_SOURCES = commands/halt.c
+halt_mod_CFLAGS = $(COMMON_CFLAGS)
+halt_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
+# For usb.mod
+pkglib_MODULES += usb.mod
+usb_mod_SOURCES = bus/usb/usb.c bus/usb/usbtrans.c bus/usb/usbhub.c
+usb_mod_CFLAGS = $(COMMON_CFLAGS)
+usb_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
+# For usbtest.mod
+pkglib_MODULES += usbtest.mod
+usbtest_mod_SOURCES = commands/usbtest.c
+usbtest_mod_CFLAGS = $(COMMON_CFLAGS)
+usbtest_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
+# For ohci.mod
+pkglib_MODULES += ohci.mod
+ohci_mod_SOURCES = bus/usb/ohci.c
+ohci_mod_CFLAGS = $(COMMON_CFLAGS)
+ohci_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
+# For usbms.mod
+pkglib_MODULES += usbms.mod
+usbms_mod_SOURCES = disk/usbms.c
+usbms_mod_CFLAGS = $(COMMON_CFLAGS)
+usbms_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
+# For usb_keyboard.mod
+pkglib_MODULES += usb_keyboard.mod
+usb_keyboard_mod_SOURCES = term/usb_keyboard.c
+usb_keyboard_mod_CFLAGS = $(COMMON_CFLAGS)
+usb_keyboard_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
 sbin_SCRIPTS += grub-install
 grub_install_SOURCES = util/grub-install.in

conf/mips.rmk

@@ -10,12 +10,6 @@ kernel_img_HEADERS += cpu/cache.h
 sbin_SCRIPTS = 
 bin_SCRIPTS = 
 
-# For serial.mod.
-pkglib_MODULES += serial.mod
-serial_mod_SOURCES = term/serial.c
-serial_mod_CFLAGS = $(COMMON_CFLAGS)
-serial_mod_LDFLAGS = $(COMMON_LDFLAGS)
-
 # For relocator.mod.
 pkglib_MODULES += relocator.mod
 relocator_mod_SOURCES = lib/$(target_cpu)/relocator.c lib/$(target_cpu)/relocator_asm.S

conf/powerpc-ieee1275.rmk

@@ -13,10 +13,10 @@ kernel_img_SOURCES = kern/powerpc/ieee1275/startup.S kern/ieee1275/cmain.c \
 	kern/disk.c kern/dl.c kern/err.c kern/file.c kern/fs.c 		\
 	kern/misc.c kern/mm.c kern/term.c 	\
 	kern/rescue_parser.c kern/rescue_reader.c \
-	kern/list.c kern/handler.c kern/command.c kern/corecmd.c	\
+	kern/list.c  kern/command.c kern/corecmd.c	\
 	kern/ieee1275/init.c 						\
 	kern/ieee1275/mmap.c						\
-	term/ieee1275/ofconsole.c 		\
+	term/ieee1275/ofconsole.c term/terminfo.c term/tparm.c 		\
 	kern/ieee1275/openfw.c disk/ieee1275/ofdisk.c 		\
 	kern/parser.c kern/partition.c kern/env.c kern/$(target_cpu)/dl.c 	\
 	kern/generic/millisleep.c kern/time.c                            \

conf/sparc64-ieee1275.rmk

@@ -26,12 +26,13 @@ kernel_img_SOURCES = kern/sparc64/ieee1275/crt0.S kern/ieee1275/cmain.c	\
 	kern/disk.c kern/dl.c kern/err.c kern/file.c kern/fs.c		\
 	kern/misc.c kern/mm.c kern/term.c			\
 	kern/rescue_parser.c kern/rescue_reader.c \
-	kern/list.c kern/handler.c kern/command.c kern/corecmd.c	\
+	kern/list.c  kern/command.c kern/corecmd.c	\
 	kern/sparc64/ieee1275/ieee1275.c 				\
 	kern/sparc64/ieee1275/init.c 					\
 	kern/ieee1275/mmap.c						\
 	term/ieee1275/ofconsole.c 					\
-	kern/ieee1275/openfw.c disk/ieee1275/ofdisk.c 			\
+	kern/ieee1275/openfw.c term/terminfo.c term/tparm.c		\
+	disk/ieee1275/ofdisk.c	\
 	kern/parser.c kern/partition.c kern/env.c kern/$(target_cpu)/dl.c	\
 	kern/generic/millisleep.c kern/time.c				\
 	symlist.c kern/$(target_cpu)/cache.S
@@ -48,7 +49,7 @@ util/sparc64/ieee1275/grub-setup.c_DEPENDENCIES = grub_setup_init.h
 grub_setup_SOURCES = util/sparc64/ieee1275/grub-setup.c			\
 	util/ieee1275/ofpath.c util/misc.c kern/emu/hostdisk.c		\
 	kern/emu/misc.c kern/emu/getroot.c kern/emu/mm.c kern/device.c	\
-	kern/disk.c kern/err.c kern/misc.c kern/parser.c		\
+	kern/disk.c kern/err.c kern/misc.c 				\
 	kern/partition.c kern/file.c kern/fs.c kern/env.c kern/list.c	\
 	fs/fshelp.c							\
 									\
@@ -61,7 +62,8 @@ grub_setup_SOURCES = util/sparc64/ieee1275/grub-setup.c			\
 	partmap/amiga.c	partmap/apple.c partmap/msdos.c			\
 	partmap/bsdlabel.c partmap/sun.c partmap/acorn.c		\
 									\
-	disk/raid.c disk/mdraid_linux.c disk/lvm.c util/raid.c		\
+	disk/raid.c disk/raid5_recover.c disk/raid6_recover.c		\
+	disk/mdraid_linux.c disk/lvm.c util/raid.c			\
 	util/lvm.c gnulib/progname.c grub_setup_init.c
 
 # For grub-ofpathname.

conf/x86-efi.rmk

@@ -25,7 +25,7 @@ kernel_img_SOURCES = kern/$(target_cpu)/efi/startup.S kern/main.c kern/device.c
 	kern/$(target_cpu)/dl.c kern/i386/efi/init.c kern/parser.c kern/partition.c \
 	kern/env.c symlist.c kern/efi/efi.c kern/efi/init.c kern/efi/mm.c \
 	term/efi/console.c disk/efi/efidisk.c \
-	kern/time.c kern/list.c kern/handler.c kern/command.c kern/corecmd.c \
+	kern/time.c kern/list.c  kern/command.c kern/corecmd.c \
 	kern/i386/tsc.c kern/i386/pit.c \
 	kern/generic/rtc_get_time_ms.c \
 	kern/generic/millisleep.c
@@ -102,7 +102,7 @@ efi_gop_mod_CFLAGS = $(COMMON_CFLAGS)
 efi_gop_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
 pkglib_MODULES += xnu.mod
-xnu_mod_SOURCES = loader/xnu_resume.c loader/i386/xnu.c loader/i386/efi/xnu.c \
+xnu_mod_SOURCES = loader/xnu_resume.c loader/i386/xnu.c \
 	loader/macho32.c loader/macho64.c loader/macho.c loader/xnu.c
 xnu_mod_CFLAGS = $(COMMON_CFLAGS)
 xnu_mod_LDFLAGS = $(COMMON_LDFLAGS)

configure.ac

@@ -179,20 +179,30 @@ if test "x$YACC" = x; then
   AC_MSG_ERROR([bison is not found])
 fi
 
-for file in /usr/src/unifont.bdf /usr/share/fonts/X11/misc/unifont.pcf.gz /usr/share/fonts/unifont/unifont.pcf.gz; do
+FONT_SOURCE=
-  if test -e $file ; then
+
-    AC_SUBST([FONT_SOURCE], [$file])
+for ext in pcf pcf.gz bdf bdf.gz ttf ttf.gz; do
-    break
+  for dir in . /usr/src /usr/share/fonts/X11/misc /usr/share/fonts/unifont; do
-  fi
+    if test -f "$dir/unifont.$ext"; then
+      FONT_SOURCE="$dir/unifont.$ext"
+      break 2
+    fi
+  done
 done
 
+if test "x$FONT_SOURCE" = x && ( test "x$platform" = xqemu || test "x$platform" = xyeeloong ); then
+   AC_MSG_ERROR([qemu and yeeloong ports need unifont])
+fi
+
+AC_SUBST([FONT_SOURCE])	
+
 AC_PROG_INSTALL
 AC_PROG_AWK
 AC_PROG_LEX
 AC_PROG_MAKE_SET
 AC_PROG_MKDIR_P
 
-if test "x$LEX" = x; then
+if test "x$LEX" = "x:"; then
   AC_MSG_ERROR([flex is not found])
 else
   version=`$LEX --version | $AWK '{ split($NF,x,"."); print x[[1]]*10000+x[[2]]*100+x[[3]]; }'`

disk/ata.c

@@ -24,10 +24,13 @@
 #include <grub/time.h>
 #include <grub/pci.h>
 #include <grub/scsi.h>
+#include <grub/cs5536.h>
 
 /* At the moment, only two IDE ports are supported.  */
-static const grub_port_t grub_ata_ioaddress[] = { 0x1f0, 0x170 };
+static const grub_port_t grub_ata_ioaddress[] = { GRUB_ATA_CH0_PORT1,
-static const grub_port_t grub_ata_ioaddress2[] = { 0x3f6, 0x376 };
+						  GRUB_ATA_CH1_PORT1 };
+static const grub_port_t grub_ata_ioaddress2[] = { GRUB_ATA_CH0_PORT2, 
+						   GRUB_ATA_CH1_PORT2 };
 
 static struct grub_ata_device *grub_ata_devices;
 
@@ -331,11 +334,38 @@ grub_ata_identify (struct grub_ata_device *dev)
   return 0;
 }
 
+static grub_err_t
+check_device (struct grub_ata_device *dev)
+{
+  grub_ata_regset (dev, GRUB_ATA_REG_DISK, dev->device << 4);
+  grub_ata_wait ();
+
+  /* Try to detect if the port is in use by writing to it,
+     waiting for a while and reading it again.  If the value
+     was preserved, there is a device connected.  */
+  grub_ata_regset (dev, GRUB_ATA_REG_SECTORS, 0x5A);
+  grub_ata_wait ();
+  grub_uint8_t sec = grub_ata_regget (dev, GRUB_ATA_REG_SECTORS);
+  grub_dprintf ("ata", "sectors=0x%x\n", sec);
+  if (sec != 0x5A)
+    return grub_error (GRUB_ERR_UNKNOWN_DEVICE, "no device connected");
+
+  /* The above test may detect a second (slave) device
+     connected to a SATA controller which supports only one
+     (master) device.  It is not safe to use the status register
+     READY bit to check for controller channel existence.  Some
+     ATAPI commands (RESET, DIAGNOSTIC) may clear this bit.  */
+
+  /* Use the IDENTIFY DEVICE command to query the device.  */
+  return grub_ata_identify (dev);
+}
+
 static grub_err_t
 grub_ata_device_initialize (int port, int device, int addr, int addr2)
 {
   struct grub_ata_device *dev;
   struct grub_ata_device **devp;
+  grub_err_t err;
 
   grub_dprintf ("ata", "detecting device %d,%d (0x%x, 0x%x)\n",
 		port, device, addr, addr2);
@@ -351,39 +381,14 @@ grub_ata_device_initialize (int port, int device, int addr, int addr2)
   dev->ioaddress2 = addr2 + GRUB_MACHINE_PCI_IO_BASE;
   dev->next = NULL;
 
-  grub_ata_regset (dev, GRUB_ATA_REG_DISK, dev->device << 4);
-  grub_ata_wait ();
-
-  /* Try to detect if the port is in use by writing to it,
-     waiting for a while and reading it again.  If the value
-     was preserved, there is a device connected.  */
-  grub_ata_regset (dev, GRUB_ATA_REG_SECTORS, 0x5A);
-  grub_ata_wait ();
-  grub_uint8_t sec = grub_ata_regget (dev, GRUB_ATA_REG_SECTORS);
-  grub_dprintf ("ata", "sectors=0x%x\n", sec);
-  if (sec != 0x5A)
-    {
-      grub_free(dev);
-      return 0;
-    }
-
-  /* The above test may detect a second (slave) device
-     connected to a SATA controller which supports only one
-     (master) device.  It is not safe to use the status register
-     READY bit to check for controller channel existence.  Some
-     ATAPI commands (RESET, DIAGNOSTIC) may clear this bit.  */
-
-  /* Use the IDENTIFY DEVICE command to query the device.  */
-  if (grub_ata_identify (dev))
-    {
-      grub_free (dev);
-      return 0;
-    }
-
   /* Register the device.  */
   for (devp = &grub_ata_devices; *devp; devp = &(*devp)->next);
   *devp = dev;
 
+  err = check_device (dev);
+  if (err)
+    grub_print_error ();
+
   return 0;
 }
 
@@ -408,7 +413,7 @@ grub_ata_pciinit (grub_pci_device_t dev,
   class = grub_pci_read (addr);
 
   /* AMD CS5536 Southbridge.  */
-  if (pciid == 0x208f1022)
+  if (pciid == GRUB_CS5536_PCIID)
     {
       cs5536 = 1;
       nports = 1;
@@ -666,6 +671,14 @@ grub_ata_iterate (int (*hook) (const char *name))
   for (dev = grub_ata_devices; dev; dev = dev->next)
     {
       char devname[10];
+      grub_err_t err;
+
+      err = check_device (dev);
+      if (err)
+	{
+	  grub_errno = GRUB_ERR_NONE;
+	  continue;
+	}
 
       if (dev->atapi)
 	continue;
@@ -684,6 +697,7 @@ static grub_err_t
 grub_ata_open (const char *name, grub_disk_t disk)
 {
   struct grub_ata_device *dev;
+  grub_err_t err;
 
   for (dev = grub_ata_devices; dev; dev = dev->next)
     {
@@ -700,6 +714,11 @@ grub_ata_open (const char *name, grub_disk_t disk)
   if (dev->atapi)
     return grub_error (GRUB_ERR_UNKNOWN_DEVICE, "not an ATA harddisk");
 
+  err = check_device (dev);
+
+  if (err)
+    return err;
+
   disk->total_sectors = dev->size;
 
   disk->id = (unsigned long) dev;
@@ -749,20 +768,25 @@ static struct grub_disk_dev grub_atadisk_dev =
 /* ATAPI code.  */
 
 static int
-grub_atapi_iterate (int (*hook) (const char *name, int luns))
+grub_atapi_iterate (int (*hook) (int bus, int luns))
 {
   struct grub_ata_device *dev;
 
   for (dev = grub_ata_devices; dev; dev = dev->next)
     {
-      char devname[10];
+      grub_err_t err;
-      grub_snprintf (devname, sizeof (devname),
+
-		     "ata%d", dev->port * 2 + dev->device);
+      err = check_device (dev);
+      if (err)
+	{
+	  grub_errno = GRUB_ERR_NONE;
+	  continue;
+	}
 
       if (! dev->atapi)
 	continue;
 
-      if (hook (devname, 1))
+      if (hook (dev->port * 2 + dev->device, 1))
 	return 1;
     }
 
@@ -822,46 +846,45 @@ grub_atapi_write (struct grub_scsi *scsi __attribute__((unused)),
 }
 
 static grub_err_t
-grub_atapi_open (const char *name, struct grub_scsi *scsi)
+grub_atapi_open (int devnum, struct grub_scsi *scsi)
 {
   struct grub_ata_device *dev;
   struct grub_ata_device *devfnd = 0;
+  grub_err_t err;
 
   for (dev = grub_ata_devices; dev; dev = dev->next)
     {
-      char devname[10];
+      if (dev->port * 2 + dev->device == devnum)
-      grub_snprintf (devname, sizeof (devname),
-		     "ata%d", dev->port * 2 + dev->device);
-
-      if (!grub_strcmp (devname, name))
 	{
 	  devfnd = dev;
 	  break;
 	}
     }
 
-  grub_dprintf ("ata", "opening ATAPI dev `%s'\n", name);
+  grub_dprintf ("ata", "opening ATAPI dev `ata%d'\n", devnum);
 
   if (! devfnd)
     return grub_error (GRUB_ERR_UNKNOWN_DEVICE, "no such ATAPI device");
 
+  err = check_device (devfnd);
+  if (err)
+    return err;
+
+  if (! devfnd->atapi)
+    return grub_error (GRUB_ERR_UNKNOWN_DEVICE, "no such ATAPI device");
+
   scsi->data = devfnd;
 
   return GRUB_ERR_NONE;
 }
 
-static void
-grub_atapi_close (struct grub_scsi *scsi)
-{
-  grub_free (scsi->name);
-}
 
 static struct grub_scsi_dev grub_atapi_dev =
   {
-    .name = "ATAPI",
+    .name = "ata",
+    .id = GRUB_SCSI_SUBSYSTEM_ATAPI,
     .iterate = grub_atapi_iterate,
     .open = grub_atapi_open,
-    .close = grub_atapi_close,
     .read = grub_atapi_read,
     .write = grub_atapi_write
   };

disk/dmraid_nvidia.c

@@ -89,7 +89,8 @@ struct grub_nv_super
 } __attribute__ ((packed));
 
 static grub_err_t
-grub_dmraid_nv_detect (grub_disk_t disk, struct grub_raid_array *array)
+grub_dmraid_nv_detect (grub_disk_t disk, struct grub_raid_array *array,
+                       grub_disk_addr_t *start_sector)
 {
   grub_disk_addr_t sector;
   struct grub_nv_super sb;
@@ -132,6 +133,7 @@ grub_dmraid_nv_detect (grub_disk_t disk, struct grub_raid_array *array)
                          "unsupported RAID level: %d", sb.array.raid_level);
     }
 
+  array->name = NULL;
   array->number = 0;
   array->total_devs = sb.array.total_volumes;
   array->chunk_size = sb.array.stripe_block_size;
@@ -144,6 +146,8 @@ grub_dmraid_nv_detect (grub_disk_t disk, struct grub_raid_array *array)
   grub_memcpy (array->uuid, (char *) &sb.array.signature,
                sizeof (sb.array.signature));
 
+  *start_sector = 0;
+
   return 0;
 }
 

disk/i386/pc/biosdisk.c

@@ -120,7 +120,8 @@ grub_biosdisk_open (const char *name, grub_disk_t disk)
     {
       data->flags = GRUB_BIOSDISK_FLAG_LBA | GRUB_BIOSDISK_FLAG_CDROM;
       data->sectors = 32;
-      total_sectors = GRUB_ULONG_MAX;  /* TODO: get the correct size.  */
+      /* TODO: get the correct size.  */
+      total_sectors = GRUB_DISK_SIZE_UNKNOWN;
     }
   else if (drive & 0x80)
     {

disk/ieee1275/ofdisk.c

@@ -204,7 +204,7 @@ grub_ofdisk_open (const char *name, grub_disk_t disk)
   /* XXX: There is no property to read the number of blocks.  There
      should be a property `#blocks', but it is not there.  Perhaps it
      is possible to use seek for this.  */
-  disk->total_sectors = 0xFFFFFFFFUL;
+  disk->total_sectors = GRUB_DISK_SIZE_UNKNOWN;
 
   disk->id = (unsigned long) op;
 

disk/loopback.c

@@ -28,7 +28,7 @@
 struct grub_loopback
 {
   char *devname;
-  char *filename;
+  grub_file_t file;
   int has_partitions;
   struct grub_loopback *next;
 };
@@ -63,7 +63,7 @@ delete_loopback (const char *name)
   *prev = dev->next;
 
   grub_free (dev->devname);
-  grub_free (dev->filename);
+  grub_file_close (dev->file);
   grub_free (dev);
 
   return 0;
@@ -76,6 +76,7 @@ grub_cmd_loopback (grub_extcmd_t cmd, int argc, char **args)
   struct grub_arg_list *state = state = cmd->state;
   grub_file_t file;
   struct grub_loopback *newdev;
+  grub_err_t ret;
 
   if (argc < 1)
     return grub_error (GRUB_ERR_BAD_ARGUMENT, "device name required");
@@ -91,9 +92,6 @@ grub_cmd_loopback (grub_extcmd_t cmd, int argc, char **args)
   if (! file)
     return grub_errno;
 
-  /* Close the file, the only reason for opening it is validation.  */
-  grub_file_close (file);
-
   /* First try to replace the old device.  */
   for (newdev = loopback_list; newdev; newdev = newdev->next)
     if (grub_strcmp (newdev->devname, args[0]) == 0)
@@ -103,10 +101,10 @@ grub_cmd_loopback (grub_extcmd_t cmd, int argc, char **args)
     {
       char *newname = grub_strdup (args[1]);
       if (! newname)
-	return grub_errno;
+	goto fail;
 
-      grub_free (newdev->filename);
+      grub_file_close (newdev->file);
-      newdev->filename = newname;
+      newdev->file = file;
 
       /* Set has_partitions when `--partitions' was used.  */
       newdev->has_partitions = state[1].set;
@@ -117,22 +115,16 @@ grub_cmd_loopback (grub_extcmd_t cmd, int argc, char **args)
   /* Unable to replace it, make a new entry.  */
   newdev = grub_malloc (sizeof (struct grub_loopback));
   if (! newdev)
-    return grub_errno;
+    goto fail;
 
   newdev->devname = grub_strdup (args[0]);
   if (! newdev->devname)
     {
       grub_free (newdev);
-      return grub_errno;
+      goto fail;
     }
 
-  newdev->filename = grub_strdup (args[1]);
+  newdev->file = file;
-  if (! newdev->filename)
-    {
-      grub_free (newdev->devname);
-      grub_free (newdev);
-      return grub_errno;
-    }
 
   /* Set has_partitions when `--partitions' was used.  */
   newdev->has_partitions = state[1].set;
@@ -142,6 +134,11 @@ grub_cmd_loopback (grub_extcmd_t cmd, int argc, char **args)
   loopback_list = newdev;
 
   return 0;
+
+fail:
+  ret = grub_errno;
+  grub_file_close (file);
+  return ret;
 }
 
 
@@ -160,7 +157,6 @@ grub_loopback_iterate (int (*hook) (const char *name))
 static grub_err_t
 grub_loopback_open (const char *name, grub_disk_t disk)
 {
-  grub_file_t file;
   struct grub_loopback *dev;
 
   for (dev = loopback_list; dev; dev = dev->next)
@@ -170,29 +166,17 @@ grub_loopback_open (const char *name, grub_disk_t disk)
   if (! dev)
     return grub_error (GRUB_ERR_UNKNOWN_DEVICE, "can't open device");
 
-  file = grub_file_open (dev->filename);
-  if (! file)
-    return grub_errno;
-
   /* Use the filesize for the disk size, round up to a complete sector.  */
-  disk->total_sectors = ((file->size + GRUB_DISK_SECTOR_SIZE - 1)
+  disk->total_sectors = ((dev->file->size + GRUB_DISK_SECTOR_SIZE - 1)
 			 / GRUB_DISK_SECTOR_SIZE);
   disk->id = (unsigned long) dev;
 
   disk->has_partitions = dev->has_partitions;
-  disk->data = file;
+  disk->data = dev->file;
 
   return 0;
 }
 
-static void
-grub_loopback_close (grub_disk_t disk)
-{
-  grub_file_t file = (grub_file_t) disk->data;
-
-  grub_file_close (file);
-}
-
 static grub_err_t
 grub_loopback_read (grub_disk_t disk, grub_disk_addr_t sector,
 		    grub_size_t size, char *buf)
@@ -234,7 +218,6 @@ static struct grub_disk_dev grub_loopback_dev =
     .id = GRUB_DISK_DEVICE_LOOPBACK_ID,
     .iterate = grub_loopback_iterate,
     .open = grub_loopback_open,
-    .close = grub_loopback_close,
     .read = grub_loopback_read,
     .write = grub_loopback_write,
     .next = 0

disk/lvm.c

@@ -45,6 +45,52 @@ grub_lvm_getvalue (char **p, char *str)
   return grub_strtoul (*p, NULL, 10);
 }
 
+static int
+grub_lvm_checkvalue (char **p, char *str, char *tmpl)
+{
+  int tmpllen = grub_strlen (tmpl);
+  *p = grub_strstr (*p, str);
+  if (! *p)
+    return 0;
+  *p += grub_strlen (str);
+  if (**p != '"')
+    return 0;
+  return (grub_memcmp (*p + 1, tmpl, tmpllen) == 0 && (*p)[tmpllen + 1] == '"');
+}
+
+static int
+grub_lvm_check_flag (char *p, char *str, char *flag)
+{
+  int len_str = grub_strlen (str), len_flag = grub_strlen (flag);
+  while (1)
+    {
+      char *q;
+      p = grub_strstr (p, str);
+      if (! p)
+	return 0;
+      p += len_str;
+      if (grub_memcmp (p, " = [", sizeof (" = [") - 1) != 0)
+	continue;
+      q = p + sizeof (" = [") - 1;
+      while (1)
+	{
+	  while (grub_isspace (*q))
+	    q++;
+	  if (*q != '"')
+	    return 0;
+	  q++;
+	  if (grub_memcmp (q, flag, len_flag) == 0 && q[len_flag] == '"')
+	    return 1;
+	  while (*q != '"')
+	    q++;
+	  q++;
+	  if (*q == ']')
+	    return 0;
+	  q++;
+	}
+    }
+}
+
 static int
 grub_lvm_iterate (int (*hook) (const char *name))
 {
@@ -421,6 +467,7 @@ grub_lvm_scan_device (const char *name)
 	  while (1)
 	    {
 	      int s;
+	      int skip_lv = 0;
 	      struct grub_lvm_lv *lv;
 	      struct grub_lvm_segment *seg;
 
@@ -445,6 +492,12 @@ grub_lvm_scan_device (const char *name)
 
 	      lv->size = 0;
 
+	      if (!grub_lvm_check_flag (p, "status", "VISIBLE"))
+		{
+		  skip_lv = 1;
+		  goto lv_parsed;
+		}
+
 	      lv->segment_count = grub_lvm_getvalue (&p, "segment_count = ");
 	      if (p == NULL)
 		goto lvs_fail;
@@ -465,6 +518,14 @@ grub_lvm_scan_device (const char *name)
 		  seg->extent_count = grub_lvm_getvalue (&p, "extent_count = ");
 		  if (p == NULL)
 		    goto lvs_segment_fail;
+
+		  if (grub_lvm_checkvalue (&p, "type = ", "snapshot"))
+		    {
+		      /* Found a snapshot, give up and move on. */
+		      skip_lv = 1;
+		      break;
+		    }
+
 		  seg->stripe_count = grub_lvm_getvalue (&p, "stripe_count = ");
 		  if (p == NULL)
 		    goto lvs_segment_fail;
@@ -531,12 +592,20 @@ grub_lvm_scan_device (const char *name)
 		  goto fail4;
 		}
 
+	    lv_parsed:
 	      if (p != NULL)
 		p = grub_strchr (p, '}');
 	      if (p == NULL)
 		goto lvs_fail;
 	      p += 3;
 
+	      if (skip_lv)
+		{
+		  grub_free (lv->name);
+		  grub_free (lv);
+		  continue;
+		}
+
 	      lv->number = lv_count++;
 	      lv->vg = vg;
 	      lv->next = vg->lvs;

disk/mdraid_linux.c

@@ -1,7 +1,7 @@
-/* mdraid_linux.c - module to handle linux softraid.  */
+/* mdraid_linux.c - module to handle Linux Software RAID.  */
 /*
  *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2008  Free Software Foundation, Inc.
+ *  Copyright (C) 2008,2009,2010  Free Software Foundation, Inc.
  *
  *  GRUB is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -159,63 +159,254 @@ struct grub_raid_super_09
   struct grub_raid_disk_09 this_disk;
 } __attribute__ ((packed));
 
-static grub_err_t
+/*
-grub_mdraid_detect (grub_disk_t disk, struct grub_raid_array *array)
+ * The version-1 superblock :
+ * All numeric fields are little-endian.
+ *
+ * Total size: 256 bytes plus 2 per device.
+ * 1K allows 384 devices.
+ */
+
+struct grub_raid_super_1x
+{
+  /* Constant array information - 128 bytes.  */
+  grub_uint32_t magic;		/* MD_SB_MAGIC: 0xa92b4efc - little endian.  */
+  grub_uint32_t major_version;	/* 1.  */
+  grub_uint32_t feature_map;	/* Bit 0 set if 'bitmap_offset' is meaningful.   */
+  grub_uint32_t pad0;		/* Always set to 0 when writing.  */
+
+  grub_uint8_t set_uuid[16];	/* User-space generated.  */
+  char set_name[32];		/* Set and interpreted by user-space.  */
+
+  grub_uint64_t ctime;		/* Lo 40 bits are seconds, top 24 are microseconds or 0.  */
+  grub_uint32_t level;		/* -4 (multipath), -1 (linear), 0,1,4,5.  */
+  grub_uint32_t layout;		/* only for raid5 and raid10 currently.  */
+  grub_uint64_t size;		/* Used size of component devices, in 512byte sectors.  */
+
+  grub_uint32_t chunksize;	/* In 512byte sectors.  */
+  grub_uint32_t raid_disks;
+  grub_uint32_t bitmap_offset;	/* Sectors after start of superblock that bitmap starts
+				 * NOTE: signed, so bitmap can be before superblock
+				 * only meaningful of feature_map[0] is set.
+				 */
+
+  /* These are only valid with feature bit '4'.  */
+  grub_uint32_t new_level;	/* New level we are reshaping to.  */
+  grub_uint64_t reshape_position;	/* Next address in array-space for reshape.  */
+  grub_uint32_t delta_disks;	/* Change in number of raid_disks.  */
+  grub_uint32_t new_layout;	/* New layout.  */
+  grub_uint32_t new_chunk;	/* New chunk size (512byte sectors).  */
+  grub_uint8_t pad1[128 - 124];	/* Set to 0 when written.  */
+
+  /* Constant this-device information - 64 bytes.  */
+  grub_uint64_t data_offset;	/* Sector start of data, often 0.  */
+  grub_uint64_t data_size;	/* Sectors in this device that can be used for data.  */
+  grub_uint64_t super_offset;	/* Sector start of this superblock.  */
+  grub_uint64_t recovery_offset;	/* Sectors before this offset (from data_offset) have been recovered.  */
+  grub_uint32_t dev_number;	/* Permanent identifier of this  device - not role in raid.  */
+  grub_uint32_t cnt_corrected_read;	/* Number of read errors that were corrected by re-writing.  */
+  grub_uint8_t device_uuid[16];	/* User-space setable, ignored by kernel.  */
+  grub_uint8_t devflags;	/* Per-device flags.  Only one defined...  */
+  grub_uint8_t pad2[64 - 57];	/* Set to 0 when writing.  */
+
+  /* Array state information - 64 bytes.  */
+  grub_uint64_t utime;		/* 40 bits second, 24 btes microseconds.  */
+  grub_uint64_t events;		/* Incremented when superblock updated.  */
+  grub_uint64_t resync_offset;	/* Data before this offset (from data_offset) known to be in sync.  */
+  grub_uint32_t sb_csum;	/* Checksum upto devs[max_dev].  */
+  grub_uint32_t max_dev;	/* Size of devs[] array to consider.  */
+  grub_uint8_t pad3[64 - 32];	/* Set to 0 when writing.  */
+
+  /* Device state information. Indexed by dev_number.
+   * 2 bytes per device.
+   * Note there are no per-device state flags. State information is rolled
+   * into the 'roles' value.  If a device is spare or faulty, then it doesn't
+   * have a meaningful role.
+   */
+  grub_uint16_t dev_roles[0];	/* Role in array, or 0xffff for a spare, or 0xfffe for faulty.  */
+};
+/* Could be __attribute__ ((packed)), but since all members in this struct
+   are already appropriately aligned, we can omit this and avoid suboptimal
+   assembly in some cases.  */
+
+#define WriteMostly1    1	/* Mask for writemostly flag in above devflags.  */
+
+static grub_err_t
+grub_mdraid_detect_09 (grub_disk_addr_t sector,
+		       struct grub_raid_super_09 *sb,
+		       struct grub_raid_array *array,
+		       grub_disk_addr_t *start_sector)
 {
-  grub_disk_addr_t sector;
-  grub_uint64_t size;
-  struct grub_raid_super_09 sb;
   grub_uint32_t *uuid;
 
-  /* The sector where the RAID superblock is stored, if available. */
+  if (sb->major_version != 0 || sb->minor_version != 90)
-  size = grub_disk_get_size (disk);
-  sector = NEW_SIZE_SECTORS (size);
-
-  if (grub_disk_read (disk, sector, 0, SB_BYTES, &sb))
-    return grub_errno;
-
-  /* Look whether there is a RAID superblock. */
-  if (sb.md_magic != SB_MAGIC)
-    return grub_error (GRUB_ERR_OUT_OF_RANGE, "not raid");
-
-  /* FIXME: Also support version 1.0. */
-  if (sb.major_version != 0 || sb.minor_version != 90)
     return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
 		       "unsupported RAID version: %d.%d",
-		       sb.major_version, sb.minor_version);
+		       sb->major_version, sb->minor_version);
 
-  /* FIXME: Check the checksum. */
+  /* FIXME: Check the checksum.  */
 
   /* Multipath.  */
-  if ((int) sb.level == -4)
+  if ((int) sb->level == -4)
-    sb.level = 1;
+    sb->level = 1;
 
-  if (sb.level != 0 && sb.level != 1 && sb.level != 4 &&
+  if (sb->level != 0 && sb->level != 1 && sb->level != 4 &&
-      sb.level != 5 && sb.level != 6 && sb.level != 10)
+      sb->level != 5 && sb->level != 6 && sb->level != 10)
     return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
-		       "unsupported RAID level: %d", sb.level);
+		       "unsupported RAID level: %d", sb->level);
 
-  array->number = sb.md_minor;
+  array->name = NULL;
-  array->level = sb.level;
+  array->number = sb->md_minor;
-  array->layout = sb.layout;
+  array->level = sb->level;
-  array->total_devs = sb.raid_disks;
+  array->layout = sb->layout;
-  array->disk_size = (sb.size) ? sb.size * 2 : sector;
+  array->total_devs = sb->raid_disks;
-  array->chunk_size = sb.chunk_size >> 9;
+  array->disk_size = (sb->size) ? sb->size * 2 : sector;
-  array->index = sb.this_disk.number;
+  array->chunk_size = sb->chunk_size >> 9;
+  array->index = sb->this_disk.number;
   array->uuid_len = 16;
   array->uuid = grub_malloc (16);
   if (!array->uuid)
-    return grub_errno;
+      return grub_errno;
 
   uuid = (grub_uint32_t *) array->uuid;
-  uuid[0] = sb.set_uuid0;
+  uuid[0] = sb->set_uuid0;
-  uuid[1] = sb.set_uuid1;
+  uuid[1] = sb->set_uuid1;
-  uuid[2] = sb.set_uuid2;
+  uuid[2] = sb->set_uuid2;
-  uuid[3] = sb.set_uuid3;
+  uuid[3] = sb->set_uuid3;
+
+  *start_sector = 0;
 
   return 0;
 }
 
+static grub_err_t
+grub_mdraid_detect_1x (grub_disk_t disk, grub_disk_addr_t sector,
+		       struct grub_raid_super_1x *sb,
+		       struct grub_raid_array *array,
+		       grub_disk_addr_t *start_sector)
+{
+  grub_uint64_t sb_size;
+  struct grub_raid_super_1x *real_sb;
+
+  if (sb->major_version != 1)
+    return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
+		       "Unsupported RAID version: %d",
+		       sb->major_version);
+
+  /* Multipath.  */
+  if ((int) sb->level == -4)
+    sb->level = 1;
+
+  if (sb->level != 0 && sb->level != 1 && sb->level != 4 &&
+      sb->level != 5 && sb->level != 6 && sb->level != 10)
+    return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
+		       "Unsupported RAID level: %d", sb->level);
+
+  /* 1.x superblocks don't have a fixed size on disk.  So we have to
+     read it again now that we now the max device count.  */
+  sb_size = sizeof (struct grub_raid_super_1x) + 2 * grub_le_to_cpu32 (sb->max_dev);
+  real_sb = grub_malloc (sb_size);
+  if (! real_sb)
+    return grub_errno;
+
+  if (grub_disk_read (disk, sector, 0, sb_size, real_sb))
+    {
+      grub_free (real_sb);
+      return grub_errno;
+    }
+
+  array->name = grub_strdup (real_sb->set_name);
+  if (! array->name)
+    {
+      grub_free (real_sb);
+      return grub_errno;
+    }
+
+  array->number = 0;
+  array->level = grub_le_to_cpu32 (real_sb->level);
+  array->layout = grub_le_to_cpu32 (real_sb->layout);
+  array->total_devs = grub_le_to_cpu32 (real_sb->raid_disks);
+  array->disk_size = grub_le_to_cpu64 (real_sb->size);
+  array->chunk_size = grub_le_to_cpu32 (real_sb->chunksize);
+  if (grub_le_to_cpu32 (real_sb->dev_number) <
+      grub_le_to_cpu32 (real_sb->max_dev))
+    array->index = grub_le_to_cpu16
+      (real_sb->dev_roles[grub_le_to_cpu32 (real_sb->dev_number)]);
+  else
+    array->index = 0xffff;  /* disk will be later not used! */
+  array->uuid_len = 16;
+  array->uuid = grub_malloc (16);
+  if (!array->uuid)
+    {
+      grub_free (real_sb);
+      return grub_errno;
+    }
+
+  grub_memcpy (array->uuid, real_sb->set_uuid, 16);
+
+  *start_sector = real_sb->data_offset;
+
+  grub_free (real_sb);
+  return 0;
+}
+
+static grub_err_t
+grub_mdraid_detect (grub_disk_t disk, struct grub_raid_array *array,
+		    grub_disk_addr_t *start_sector)
+{
+  grub_disk_addr_t sector;
+  grub_uint64_t size;
+  struct grub_raid_super_09 sb_09;
+  struct grub_raid_super_1x sb_1x;
+  grub_uint8_t minor_version;
+
+  /* The sector where the mdraid 0.90 superblock is stored, if available.  */
+  size = grub_disk_get_size (disk);
+  sector = NEW_SIZE_SECTORS (size);
+
+  if (grub_disk_read (disk, sector, 0, SB_BYTES, &sb_09))
+    return grub_errno;
+
+  /* Look whether there is a mdraid 0.90 superblock.  */
+  if (sb_09.md_magic == SB_MAGIC)
+    return grub_mdraid_detect_09 (sector, &sb_09, array, start_sector);
+
+  /* Check for an 1.x superblock.
+   * It's always aligned to a 4K boundary
+   * and depending on the minor version it can be:
+   * 0: At least 8K, but less than 12K, from end of device
+   * 1: At start of device
+   * 2: 4K from start of device.
+   */
+
+  for (minor_version = 0; minor_version < 3; ++minor_version)
+    {
+      switch (minor_version)
+	{
+	case 0:
+	  sector = (size - 8 * 2) & ~(4 * 2 - 1);
+	  break;
+	case 1:
+	  sector = 0;
+	  break;
+	case 2:
+	  sector = 4 * 2;
+	  break;
+	}
+
+      if (grub_disk_read (disk, sector, 0, sizeof (struct grub_raid_super_1x),
+			  &sb_1x))
+	return grub_errno;
+
+      if (sb_1x.magic == SB_MAGIC)
+	return grub_mdraid_detect_1x (disk, sector, &sb_1x, array,
+				      start_sector);
+    }
+
+  /* Neither 0.90 nor 1.x.  */
+  return grub_error (GRUB_ERR_OUT_OF_RANGE, "not raid");
+}
+
 static struct grub_raid grub_mdraid_dev = {
   .name = "mdraid",
   .detect = grub_mdraid_detect,

disk/raid.c

@@ -1,7 +1,7 @@
 /* raid.c - module to read RAID arrays.  */
 /*
  *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2006,2007,2008,2009  Free Software Foundation, Inc.
+ *  Copyright (C) 2006,2007,2008,2009,2010  Free Software Foundation, Inc.
  *
  *  GRUB is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -254,7 +254,8 @@ grub_raid_read (grub_disk_t disk, grub_disk_addr_t sector,
                           grub_errno = GRUB_ERR_NONE;
 
                         err = grub_disk_read (array->device[k],
-                                              read_sector + j * far_ofs + b,
+                                              array->start_sector[k] +
+                                                read_sector + j * far_ofs + b,
                                               0,
                                               read_size << GRUB_DISK_SECTOR_BITS,
                                               buf);
@@ -366,7 +367,8 @@ grub_raid_read (grub_disk_t disk, grub_disk_addr_t sector,
                   grub_errno = GRUB_ERR_NONE;
 
                 err = grub_disk_read (array->device[disknr],
-                                      read_sector + b, 0,
+                                      array->start_sector[disknr] +
+                                        read_sector + b, 0,
                                       read_size << GRUB_DISK_SECTOR_BITS,
                                       buf);
 
@@ -475,12 +477,12 @@ grub_raid_write (grub_disk_t disk __attribute ((unused)),
 
 static grub_err_t
 insert_array (grub_disk_t disk, struct grub_raid_array *new_array,
-              const char *scanner_name)
+              grub_disk_addr_t start_sector, const char *scanner_name)
 {
   struct grub_raid_array *array = 0, *p;
 
   /* See whether the device is part of an array we have already seen a
-     device from. */
+     device from.  */
   for (p = array_list; p != NULL; p = p->next)
     if ((p->uuid_len == new_array->uuid_len) &&
         (! grub_memcmp (p->uuid, new_array->uuid, p->uuid_len)))
@@ -491,7 +493,7 @@ insert_array (grub_disk_t disk, struct grub_raid_array *new_array,
         /* Do some checks before adding the device to the array.  */
 
         /* FIXME: Check whether the update time of the superblocks are
-           the same. */
+           the same.  */
 
         if (array->total_devs == array->nr_devs)
           /* We found more members of the array than the array
@@ -502,7 +504,7 @@ insert_array (grub_disk_t disk, struct grub_raid_array *new_array,
 
         if (array->device[new_array->index] != NULL)
           /* We found multiple devices with the same number. Again,
-             this shouldn't happen.*/
+             this shouldn't happen.  */
           grub_dprintf ("raid", "Found two disks with the number %d?!?",
 			new_array->number);
 
@@ -524,46 +526,72 @@ insert_array (grub_disk_t disk, struct grub_raid_array *new_array,
       *array = *new_array;
       array->nr_devs = 0;
       grub_memset (&array->device, 0, sizeof (array->device));
+      grub_memset (&array->start_sector, 0, sizeof (array->start_sector));
 
-      /* Check whether we don't have multiple arrays with the same number. */
+      if (array->name)
+	goto skip_duplicate_check;
+      /* Check whether we don't have multiple arrays with the same number.  */
       for (p = array_list; p != NULL; p = p->next)
         {
           if (p->number == array->number) 
-            break;
+	    break;
         }
 
       if (p)
         {
-          /* The number is already in use, so we need to find an new number. */
+          /* The number is already in use, so we need to find a new one.  */
           int i = 0;
 
-          while (1)
+	  while (1)
-            {
+	    {
-              for (p = array_list; p != NULL; p = p->next)
+	      for (p = array_list; p != NULL; p = p->next)
-                {
+		{
-                  if (p->number == i)
+		  if (p->number == i)
-                    break;
+		    break;
-                }
+		}
 
-              if (!p)
+	      if (! p)
-                {
+		{
-                  /* We found an unused number.  */
+		  /* We found an unused number.  */
-                  array->number = i;
+		  array->number = i;
-                  break;
+		  break;
-                }
+		}
 
-              i++;
+	      i++;
-            }
+	    }
-        }
+	}
-
+    skip_duplicate_check:
-      array->name = grub_xasprintf ("md%d", array->number);
+      /* mdraid 1.x superblocks have only a name stored not a number.
+	 Use it directly as GRUB device.  */
       if (! array->name)
-        {
+	{
-          grub_free (array->uuid);
+	  array->name = grub_xasprintf ("md%d", array->number);
-          grub_free (array);
+	  if (! array->name)
+	    {
+	      grub_free (array->uuid);
+	      grub_free (array);
 
-          return grub_errno;
+	      return grub_errno;
-        }
+	    }
+	}
+      else
+	{
+	  /* Strip off the homehost if present.  */
+	  char *colon = grub_strchr (array->name, ':');
+	  char *new_name = grub_xasprintf ("md/%s",
+					   colon ? colon + 1 : array->name);
+
+	  if (! new_name)
+	    {
+	      grub_free (array->uuid);
+	      grub_free (array);
+
+	      return grub_errno;
+	    }
+
+	  grub_free (array->name);
+	  array->name = new_name;
+	}
 
       grub_dprintf ("raid", "Found array %s (%s)\n", array->name,
                     scanner_name);
@@ -580,6 +608,7 @@ insert_array (grub_disk_t disk, struct grub_raid_array *new_array,
 
   /* Add the device to the array. */
   array->device[new_array->index] = disk;
+  array->start_sector[new_array->index] = start_sector;
   array->nr_devs++;
 
   return 0;
@@ -621,6 +650,7 @@ grub_raid_register (grub_raid_t raid)
     {
       grub_disk_t disk;
       struct grub_raid_array array;
+      grub_disk_addr_t start_sector;
 
       grub_dprintf ("raid", "Scanning for RAID devices on disk %s\n", name);
 
@@ -629,8 +659,8 @@ grub_raid_register (grub_raid_t raid)
         return 0;
 
       if ((disk->total_sectors != GRUB_ULONG_MAX) &&
-	  (! grub_raid_list->detect (disk, &array)) &&
+	  (! grub_raid_list->detect (disk, &array, &start_sector)) &&
-	  (! insert_array (disk, &array, grub_raid_list->name)))
+	  (! insert_array (disk, &array, start_sector, grub_raid_list->name)))
 	return 0;
 
       /* This error usually means it's not raid, no need to display

disk/scsi.c

@@ -25,6 +25,7 @@
 #include <grub/types.h>
 #include <grub/scsi.h>
 #include <grub/scsicmd.h>
+#include <grub/time.h>
 
 
 static grub_scsi_dev_t grub_scsi_dev_list;
@@ -50,7 +51,62 @@ grub_scsi_dev_unregister (grub_scsi_dev_t dev)
 }
 
 
-/* Determine the the device is removable and the type of the device
+/* Check result of previous operation.  */
+static grub_err_t
+grub_scsi_request_sense (grub_scsi_t scsi)
+{
+  struct grub_scsi_request_sense rs;
+  struct grub_scsi_request_sense_data rsd;
+  grub_err_t err;
+
+  rs.opcode = grub_scsi_cmd_request_sense;
+  rs.lun = scsi->lun << GRUB_SCSI_LUN_SHIFT;
+  rs.reserved1 = 0;
+  rs.reserved2 = 0;
+  rs.alloc_length = 0x12; /* XXX: Hardcoded for now */
+  rs.control = 0;
+  grub_memset (rs.pad, 0, sizeof(rs.pad));
+
+  err = scsi->dev->read (scsi, sizeof (rs), (char *) &rs,
+			 sizeof (rsd), (char *) &rsd);
+  if (err)
+    return err;
+
+  return GRUB_ERR_NONE;
+}
+/* Self commenting... */
+static grub_err_t
+grub_scsi_test_unit_ready (grub_scsi_t scsi)
+{
+  struct grub_scsi_test_unit_ready tur;
+  grub_err_t err;
+  grub_err_t err_sense;
+  
+  tur.opcode = grub_scsi_cmd_test_unit_ready;
+  tur.lun = scsi->lun << GRUB_SCSI_LUN_SHIFT;
+  tur.reserved1 = 0;
+  tur.reserved2 = 0;
+  tur.reserved3 = 0;
+  tur.control = 0;
+  grub_memset (tur.pad, 0, sizeof(tur.pad));
+
+  err = scsi->dev->read (scsi, sizeof (tur), (char *) &tur,
+			 0, NULL);
+
+  /* Each SCSI command should be followed by Request Sense.
+     If not so, many devices STALLs or definitely freezes. */
+  err_sense = grub_scsi_request_sense (scsi);
+  if (err_sense != GRUB_ERR_NONE)
+  	grub_errno = err;
+  /* err_sense is ignored for now and Request Sense Data also... */
+  
+  if (err)
+    return err;
+
+  return GRUB_ERR_NONE;
+}
+
+/* Determine if the device is removable and the type of the device
    SCSI.  */
 static grub_err_t
 grub_scsi_inquiry (grub_scsi_t scsi)
@@ -58,15 +114,26 @@ grub_scsi_inquiry (grub_scsi_t scsi)
   struct grub_scsi_inquiry iq;
   struct grub_scsi_inquiry_data iqd;
   grub_err_t err;
+  grub_err_t err_sense;
 
   iq.opcode = grub_scsi_cmd_inquiry;
   iq.lun = scsi->lun << GRUB_SCSI_LUN_SHIFT;
+  iq.page = 0;
   iq.reserved = 0;
   iq.alloc_length = 0x24; /* XXX: Hardcoded for now */
-  iq.reserved2 = 0;
+  iq.control = 0;
+  grub_memset (iq.pad, 0, sizeof(iq.pad));
 
   err = scsi->dev->read (scsi, sizeof (iq), (char *) &iq,
 			 sizeof (iqd), (char *) &iqd);
+
+  /* Each SCSI command should be followed by Request Sense.
+     If not so, many devices STALLs or definitely freezes. */
+  err_sense = grub_scsi_request_sense (scsi);
+  if (err_sense != GRUB_ERR_NONE)
+  	grub_errno = err;
+  /* err_sense is ignored for now and Request Sense Data also... */
+
   if (err)
     return err;
 
@@ -83,13 +150,27 @@ grub_scsi_read_capacity (grub_scsi_t scsi)
   struct grub_scsi_read_capacity rc;
   struct grub_scsi_read_capacity_data rcd;
   grub_err_t err;
+  grub_err_t err_sense;
 
   rc.opcode = grub_scsi_cmd_read_capacity;
   rc.lun = scsi->lun << GRUB_SCSI_LUN_SHIFT;
-  grub_memset (rc.reserved, 0, sizeof (rc.reserved));
+  rc.logical_block_addr = 0;
+  rc.reserved1 = 0;
+  rc.reserved2 = 0;
+  rc.PMI = 0;
+  rc.control = 0;
+  rc.pad = 0;
 	
   err = scsi->dev->read (scsi, sizeof (rc), (char *) &rc,
 			 sizeof (rcd), (char *) &rcd);
+
+  /* Each SCSI command should be followed by Request Sense.
+     If not so, many devices STALLs or definitely freezes. */
+  err_sense = grub_scsi_request_sense (scsi);
+  if (err_sense != GRUB_ERR_NONE)
+  	grub_errno = err;
+/* err_sense is ignored for now and Request Sense Data also... */
+
   if (err)
     return err;
 
@@ -107,6 +188,8 @@ grub_scsi_read10 (grub_disk_t disk, grub_disk_addr_t sector,
 {
   grub_scsi_t scsi;
   struct grub_scsi_read10 rd;
+  grub_err_t err;
+  grub_err_t err_sense;
 
   scsi = disk->data;
 
@@ -118,7 +201,16 @@ grub_scsi_read10 (grub_disk_t disk, grub_disk_addr_t sector,
   rd.reserved2 = 0;
   rd.pad = 0;
 
-  return scsi->dev->read (scsi, sizeof (rd), (char *) &rd, size * scsi->blocksize, buf);
+  err = scsi->dev->read (scsi, sizeof (rd), (char *) &rd, size * scsi->blocksize, buf);
+
+  /* Each SCSI command should be followed by Request Sense.
+     If not so, many devices STALLs or definitely freezes. */
+  err_sense = grub_scsi_request_sense (scsi);
+  if (err_sense != GRUB_ERR_NONE)
+  	grub_errno = err;
+  /* err_sense is ignored for now and Request Sense Data also... */
+
+  return err;
 }
 
 /* Send a SCSI request for DISK: read SIZE sectors starting with
@@ -129,6 +221,8 @@ grub_scsi_read12 (grub_disk_t disk, grub_disk_addr_t sector,
 {
   grub_scsi_t scsi;
   struct grub_scsi_read12 rd;
+  grub_err_t err;
+  grub_err_t err_sense;
 
   scsi = disk->data;
 
@@ -139,7 +233,16 @@ grub_scsi_read12 (grub_disk_t disk, grub_disk_addr_t sector,
   rd.reserved = 0;
   rd.control = 0;
 
-  return scsi->dev->read (scsi, sizeof (rd), (char *) &rd, size * scsi->blocksize, buf);
+  err = scsi->dev->read (scsi, sizeof (rd), (char *) &rd, size * scsi->blocksize, buf);
+
+  /* Each SCSI command should be followed by Request Sense.
+     If not so, many devices STALLs or definitely freezes. */
+  err_sense = grub_scsi_request_sense (scsi);
+  if (err_sense != GRUB_ERR_NONE)
+  	grub_errno = err;
+  /* err_sense is ignored for now and Request Sense Data also... */
+
+  return err;
 }
 
 #if 0
@@ -151,6 +254,8 @@ grub_scsi_write10 (grub_disk_t disk, grub_disk_addr_t sector,
 {
   grub_scsi_t scsi;
   struct grub_scsi_write10 wr;
+  grub_err_t err;
+  grub_err_t err_sense;
 
   scsi = disk->data;
 
@@ -162,7 +267,16 @@ grub_scsi_write10 (grub_disk_t disk, grub_disk_addr_t sector,
   wr.reserved2 = 0;
   wr.pad = 0;
 
-  return scsi->dev->write (scsi, sizeof (wr), (char *) &wr, size * scsi->blocksize, buf);
+  err = scsi->dev->write (scsi, sizeof (wr), (char *) &wr, size * scsi->blocksize, buf);
+
+  /* Each SCSI command should be followed by Request Sense.
+     If not so, many devices STALLs or definitely freezes. */
+  err_sense = grub_scsi_request_sense (scsi);
+  if (err_sense != GRUB_ERR_NONE)
+  	grub_errno = err;
+  /* err_sense is ignored for now and Request Sense Data also... */
+
+  return err;
 }
 
 /* Send a SCSI request for DISK: write the data stored in BUF to SIZE
@@ -172,7 +286,9 @@ grub_scsi_write12 (grub_disk_t disk, grub_disk_addr_t sector,
 		   grub_size_t size, char *buf)
 {
   grub_scsi_t scsi;
-  struct grub_scsi_write10 wr;
+  struct grub_scsi_write12 wr;
+  grub_err_t err;
+  grub_err_t err_sense;
 
   scsi = disk->data;
 
@@ -181,9 +297,18 @@ grub_scsi_write12 (grub_disk_t disk, grub_disk_addr_t sector,
   wr.lba = grub_cpu_to_be32 (sector);
   wr.size = grub_cpu_to_be32 (size);
   wr.reserved = 0;
-  wr.pad = 0;
+  wr.control = 0;
 
-  return scsi->dev->write (scsi, sizeof (wr), (char *) &wr, size * scsi->blocksize, buf);
+  err = scsi->dev->write (scsi, sizeof (wr), (char *) &wr, size * scsi->blocksize, buf);
+
+  /* Each SCSI command should be followed by Request Sense.
+     If not so, many devices STALLs or definitely freezes. */
+  err_sense = grub_scsi_request_sense (scsi);
+  if (err_sense != GRUB_ERR_NONE)
+  	grub_errno = err;
+  /* err_sense is ignored for now and Request Sense Data also... */
+
+  return err;
 }
 #endif
 
@@ -193,15 +318,24 @@ grub_scsi_iterate (int (*hook) (const char *name))
 {
   grub_scsi_dev_t p;
 
-  auto int scsi_iterate (const char *name, int luns);
+  auto int scsi_iterate (int bus, int luns);
 
-  int scsi_iterate (const char *name, int luns)
+  int scsi_iterate (int bus, int luns)
     {
       int i;
 
       /* In case of a single LUN, just return `usbX'.  */
       if (luns == 1)
-	return hook (name);
+	{
+	  char *sname;
+	  int ret;
+	  sname = grub_xasprintf ("%s%d", p->name, bus);
+	  if (!sname)
+	    return 1;
+	  ret = hook (sname);
+	  grub_free (sname);
+	  return ret;
+	}
 
       /* In case of multiple LUNs, every LUN will get a prefix to
 	 distinguish it.  */
@@ -209,7 +343,7 @@ grub_scsi_iterate (int (*hook) (const char *name))
 	{
 	  char *sname;
 	  int ret;
-	  sname = grub_xasprintf ("%s%c", name, 'a' + i);
+	  sname = grub_xasprintf ("%s%d%c", p->name, bus, 'a' + i);
 	  if (!sname)
 	    return 1;
 	  ret = hook (sname);
@@ -233,36 +367,46 @@ grub_scsi_open (const char *name, grub_disk_t disk)
   grub_scsi_dev_t p;
   grub_scsi_t scsi;
   grub_err_t err;
-  int len;
+  int lun, bus;
-  int lun;
+  grub_uint64_t maxtime;
+  const char *nameend;
+
+  nameend = name + grub_strlen (name) - 1;
+  /* Try to detect a LUN ('a'-'z'), otherwise just use the first
+     LUN.  */
+  if (nameend >= name && *nameend >= 'a' && *nameend <= 'z')
+    {
+      lun = *nameend - 'a';
+      nameend--;
+    }
+  else
+    lun = 0;
+
+  while (nameend >= name && grub_isdigit (*nameend))
+    nameend--;
+
+  if (!nameend[1] || !grub_isdigit (nameend[1]))
+    return grub_error (GRUB_ERR_UNKNOWN_DEVICE, "not a SCSI disk");
+
+  bus = grub_strtoul (nameend + 1, 0, 0);
 
   scsi = grub_malloc (sizeof (*scsi));
   if (! scsi)
     return grub_errno;
 
-  len = grub_strlen (name);
-  lun = name[len - 1] - 'a';
-
-  /* Try to detect a LUN ('a'-'z'), otherwise just use the first
-     LUN.  */
-  if (lun < 0 || lun > 26)
-    lun = 0;
-
   for (p = grub_scsi_dev_list; p; p = p->next)
     {
-      if (p->open (name, scsi))
+      if (grub_strncmp (p->name, name, nameend - name) != 0)
 	continue;
 
-      disk->id = (unsigned long) "scsi"; /* XXX */
+      if (p->open (bus, scsi))
+	continue;
+
+      disk->id = grub_make_scsi_id (p->id, bus, lun);
       disk->data = scsi;
       scsi->dev = p;
       scsi->lun = lun;
-      scsi->name = grub_strdup (name);
+      scsi->bus = bus;
-      if (! scsi->name)
-	{
-	  grub_free (scsi);
-	  return grub_errno;
-	}
 
       grub_dprintf ("scsi", "dev opened\n");
 
@@ -292,6 +436,31 @@ grub_scsi_open (const char *name, grub_disk_t disk)
       else
 	disk->has_partitions = 1;
 
+
+      /* According to USB MS tests specification, issue Test Unit Ready
+       * until OK */
+      maxtime = grub_get_time_ms () + 5000; /* It is safer value */
+      do
+        {
+	  /* Timeout is necessary - for example in case when we have
+	   * universal card reader with more LUNs and we have only
+	   * one card inserted (or none), so only one LUN (or none)
+	   * will be ready - and we want not to hang... */
+	  if (grub_get_time_ms () > maxtime)
+            {
+              err = GRUB_ERR_READ_ERROR;
+              grub_free (scsi);
+              grub_dprintf ("scsi", "LUN is not ready - timeout\n");
+              return err;
+            }
+          err = grub_scsi_test_unit_ready (scsi);
+        }
+      while (err == GRUB_ERR_READ_ERROR);
+      /* Reset grub_errno !
+       * It is set to some error code in loop before... */
+      grub_errno = GRUB_ERR_NONE;
+
+      /* Read capacity of media */
       err = grub_scsi_read_capacity (scsi);
       if (err)
 	{
@@ -302,12 +471,14 @@ grub_scsi_open (const char *name, grub_disk_t disk)
 
       /* SCSI blocks can be something else than 512, although GRUB
 	 wants 512 byte blocks.  */
-      disk->total_sectors = ((scsi->size * scsi->blocksize)
+      disk->total_sectors = ((grub_uint64_t)scsi->size
-			     << GRUB_DISK_SECTOR_BITS);
+                             * (grub_uint64_t)scsi->blocksize)
+			    >> GRUB_DISK_SECTOR_BITS;
 
-      grub_dprintf ("scsi", "capacity=%llu, blksize=%d\n",
+      grub_dprintf ("scsi", "blocks=%u, blocksize=%u\n",
-		    (unsigned long long) disk->total_sectors,
+		    scsi->size, scsi->blocksize);
-		    scsi->blocksize);
+      grub_dprintf ("scsi", "Disk total 512 sectors = %llu\n",
+		    (unsigned long long) disk->total_sectors);
 
       return GRUB_ERR_NONE;
     }
@@ -323,7 +494,8 @@ grub_scsi_close (grub_disk_t disk)
   grub_scsi_t scsi;
 
   scsi = disk->data;
-  scsi->dev->close (scsi);
+  if (scsi->dev->close)
+    scsi->dev->close (scsi);
   grub_free (scsi);
 }
 
@@ -366,6 +538,37 @@ grub_scsi_read (grub_disk_t disk, grub_disk_addr_t sector,
 
   /* XXX: Never reached.  */
   return GRUB_ERR_NONE;
+
+#if 0 /* Workaround - it works - but very slowly, from some reason
+       * unknown to me (specially on OHCI). Do not use it. */
+  /* Split transfer requests to device sector size because */
+  /* some devices are not able to transfer more than 512-1024 bytes */
+  grub_err_t err = GRUB_ERR_NONE;
+
+  for ( ; size; size--)
+    {
+      /* Depending on the type, select a read function.  */
+      switch (scsi->devtype)
+        {
+          case grub_scsi_devtype_direct:
+            err = grub_scsi_read10 (disk, sector, 1, buf);
+            break;
+
+          case grub_scsi_devtype_cdrom:
+            err = grub_scsi_read12 (disk, sector, 1, buf);
+            break;
+
+          default: /* This should not happen */
+            return GRUB_ERR_READ_ERROR;
+        }
+      if (err)
+        return err;
+      sector++;
+      buf += scsi->blocksize;
+    }
+
+  return err;
+#endif
 }
 
 static grub_err_t

disk/usbms.c

@@ -52,20 +52,19 @@ struct grub_usbms_dev
 
   int luns;
 
+  int config;
   int interface;
   struct grub_usb_desc_endp *in;
   struct grub_usb_desc_endp *out;
 
   int in_maxsz;
   int out_maxsz;
-
-  struct grub_usbms_dev *next;
 };
 typedef struct grub_usbms_dev *grub_usbms_dev_t;
 
-static grub_usbms_dev_t grub_usbms_dev_list;
+/* FIXME: remove limit.  */
-
+#define MAX_USBMS_DEVICES 128
-static int devcnt;
+static grub_usbms_dev_t grub_usbms_devices[MAX_USBMS_DEVICES];
 
 static grub_err_t
 grub_usbms_reset (grub_usb_device_t dev, int interface)
@@ -74,143 +73,150 @@ grub_usbms_reset (grub_usb_device_t dev, int interface)
 }
 
 static void
-grub_usbms_finddevs (void)
+grub_usbms_detach (grub_usb_device_t usbdev, int config, int interface)
 {
-  auto int usb_iterate (grub_usb_device_t dev);
+  unsigned i;
+  for (i = 0; i < ARRAY_SIZE (grub_usbms_devices); i++)
+    if (grub_usbms_devices[i] && grub_usbms_devices[i]->dev == usbdev
+	&& grub_usbms_devices[i]->interface == interface
+	&& grub_usbms_devices[i]->config == config)
+      {
+	grub_free (grub_usbms_devices[i]);
+	grub_usbms_devices[i] = 0;
+      }
+}
 
-  int usb_iterate (grub_usb_device_t usbdev)
+static int
+grub_usbms_attach (grub_usb_device_t usbdev, int configno, int interfno)
+{
+  struct grub_usb_desc_if *interf
+    = usbdev->config[configno].interf[interfno].descif;
+  int j;
+  grub_uint8_t luns = 0;
+  unsigned curnum;
+  grub_usb_err_t err;
+
+  for (curnum = 0; curnum < ARRAY_SIZE (grub_usbms_devices); curnum++)
+    if (!grub_usbms_devices[curnum])
+      break;
+
+  if (curnum == ARRAY_SIZE (grub_usbms_devices))
+    return 0;
+
+  interf = usbdev->config[configno].interf[interfno].descif;
+
+  if ((interf->subclass != GRUB_USBMS_SUBCLASS_BULK
+       /* Experimental support of RBC, MMC-2, UFI, SFF-8070i devices */
+       && interf->subclass != GRUB_USBMS_SUBCLASS_RBC
+       && interf->subclass != GRUB_USBMS_SUBCLASS_MMC2
+       && interf->subclass != GRUB_USBMS_SUBCLASS_UFI 
+       && interf->subclass != GRUB_USBMS_SUBCLASS_SFF8070 )
+      || interf->protocol != GRUB_USBMS_PROTOCOL_BULK)
+    return 0;
+
+  grub_usbms_devices[curnum] = grub_zalloc (sizeof (struct grub_usbms_dev));
+  if (! grub_usbms_devices[curnum])
+    return 0;
+
+  grub_usbms_devices[curnum]->dev = usbdev;
+  grub_usbms_devices[curnum]->interface = interfno;
+
+  grub_dprintf ("usbms", "alive\n");
+
+  /* Iterate over all endpoints of this interface, at least a
+     IN and OUT bulk endpoint are required.  */
+  for (j = 0; j < interf->endpointcnt; j++)
     {
-      grub_usb_err_t err;
+      struct grub_usb_desc_endp *endp;
-      struct grub_usb_desc_device *descdev = &usbdev->descdev;
+      endp = &usbdev->config[0].interf[interfno].descendp[j];
-      int i;
 
-      if (descdev->class != 0 || descdev->subclass || descdev->protocol != 0)
+      if ((endp->endp_addr & 128) && (endp->attrib & 3) == 2)
-	return 0;
-
-      /* XXX: Just check configuration 0 for now.  */
-      for (i = 0; i < usbdev->config[0].descconf->numif; i++)
 	{
-	  struct grub_usbms_dev *usbms;
+	  /* Bulk IN endpoint.  */
-	  struct grub_usb_desc_if *interf;
+	  grub_usbms_devices[curnum]->in = endp;
-	  int j;
+	  /* Clear Halt is not possible yet! */
-	  grub_uint8_t luns;
+	  /* grub_usb_clear_halt (usbdev, endp->endp_addr); */
-
+	  grub_usbms_devices[curnum]->in_maxsz = endp->maxpacket;
-	  interf = usbdev->config[0].interf[i].descif;
-
-	  /* If this is not a USB Mass Storage device with a supported
-	     protocol, just skip it.  */
-	  if (interf->class != GRUB_USB_CLASS_MASS_STORAGE
-	      || interf->subclass != GRUB_USBMS_SUBCLASS_BULK
-	      || interf->protocol != GRUB_USBMS_PROTOCOL_BULK)
-	    {
-	      continue;
-	    }
-
-	  devcnt++;
-	  usbms = grub_zalloc (sizeof (struct grub_usbms_dev));
-	  if (! usbms)
-	    return 1;
-
-	  usbms->dev = usbdev;
-	  usbms->interface = i;
-
-	  /* Iterate over all endpoints of this interface, at least a
-	     IN and OUT bulk endpoint are required.  */
-	  for (j = 0; j < interf->endpointcnt; j++)
-	    {
-	      struct grub_usb_desc_endp *endp;
-	      endp = &usbdev->config[0].interf[i].descendp[j];
-
-	      if ((endp->endp_addr & 128) && (endp->attrib & 3) == 2)
-		{
-		  /* Bulk IN endpoint.  */
-		  usbms->in = endp;
-		  grub_usb_clear_halt (usbdev, endp->endp_addr & 128);
-		  usbms->in_maxsz = endp->maxpacket;
-		}
-	      else if (!(endp->endp_addr & 128) && (endp->attrib & 3) == 2)
-		{
-		  /* Bulk OUT endpoint.  */
-		  usbms->out = endp;
-		  grub_usb_clear_halt (usbdev, endp->endp_addr & 128);
-		  usbms->out_maxsz = endp->maxpacket;
-		}
-	    }
-
-	  if (!usbms->in || !usbms->out)
-	    {
-	      grub_free (usbms);
-	      return 0;
-	    }
-
-	  /* Query the amount of LUNs.  */
-	  err = grub_usb_control_msg (usbdev, 0xA1, 254,
-				      0, i, 1, (char *) &luns);
-	  if (err)
-	    {
-	      /* In case of a stall, clear the stall.  */
-	      if (err == GRUB_USB_ERR_STALL)
-		{
-		  grub_usb_clear_halt (usbdev, usbms->in->endp_addr & 3);
-		  grub_usb_clear_halt (usbdev, usbms->out->endp_addr & 3);
-		}
-
-	      /* Just set the amount of LUNs to one.  */
-	      grub_errno = GRUB_ERR_NONE;
-	      usbms->luns = 1;
-	    }
-	  else
-	    usbms->luns = luns;
-
-	  /* XXX: Check the magic values, does this really make
-	     sense?  */
-	  grub_usb_control_msg (usbdev, (1 << 6) | 1, 255,
-				0, i, 0, 0);
-
-	  /* XXX: To make Qemu work?  */
-	  if (usbms->luns == 0)
-	    usbms->luns = 1;
-
-	  usbms->next = grub_usbms_dev_list;
-	  grub_usbms_dev_list = usbms;
-
-	  /* XXX: Activate the first configuration.  */
-	  grub_usb_set_configuration (usbdev, 1);
-
-	  /* Bulk-Only Mass Storage Reset, after the reset commands
-	     will be accepted.  */
-	  grub_usbms_reset (usbdev, i);
-
-	  return 0;
 	}
+      else if (!(endp->endp_addr & 128) && (endp->attrib & 3) == 2)
+	{
+	  /* Bulk OUT endpoint.  */
+	  grub_usbms_devices[curnum]->out = endp;
+	  /* Clear Halt is not possible yet! */
+	  /* grub_usb_clear_halt (usbdev, endp->endp_addr); */
+	  grub_usbms_devices[curnum]->out_maxsz = endp->maxpacket;
+	}
+    }
 
+  if (!grub_usbms_devices[curnum]->in || !grub_usbms_devices[curnum]->out)
+    {
+      grub_free (grub_usbms_devices[curnum]);
+      grub_usbms_devices[curnum] = 0;
       return 0;
     }
 
-  grub_usb_iterate (usb_iterate);
+  grub_dprintf ("usbms", "alive\n");
+
+  /* XXX: Activate the first configuration.  */
+  grub_usb_set_configuration (usbdev, 1);
+
+  /* Query the amount of LUNs.  */
+  err = grub_usb_control_msg (usbdev, 0xA1, 254, 0, interfno, 1, (char *) &luns);
+		
+  if (err)
+    {
+      /* In case of a stall, clear the stall.  */
+      if (err == GRUB_USB_ERR_STALL)
+	{
+	  grub_usb_clear_halt (usbdev, grub_usbms_devices[curnum]->in->endp_addr);
+	  grub_usb_clear_halt (usbdev, grub_usbms_devices[curnum]->out->endp_addr);
+	}
+      /* Just set the amount of LUNs to one.  */
+      grub_errno = GRUB_ERR_NONE;
+      grub_usbms_devices[curnum]->luns = 1;
+    }
+  else
+    /* luns = 0 means one LUN with ID 0 present ! */
+    /* We get from device not number of LUNs but highest
+     * LUN number. LUNs are numbered from 0, 
+     * i.e. number of LUNs is luns+1 ! */
+    grub_usbms_devices[curnum]->luns = luns + 1;
+
+  grub_dprintf ("usbms", "alive\n");
+
+  usbdev->config[configno].interf[interfno].detach_hook = grub_usbms_detach;
+
+#if 0 /* All this part should be probably deleted.
+       * This make trouble on some devices if they are not in
+       * Phase Error state - and there they should be not in such state...
+       * Bulk only mass storage reset procedure should be used only
+       * on place and in time when it is really necessary. */
+  /* Reset recovery procedure */
+  /* Bulk-Only Mass Storage Reset, after the reset commands
+     will be accepted.  */
+  grub_usbms_reset (usbdev, i);
+  grub_usb_clear_halt (usbdev, usbms->in->endp_addr);
+  grub_usb_clear_halt (usbdev, usbms->out->endp_addr);
+#endif
+
+  return 1;
 }
 
 
 
 static int
-grub_usbms_iterate (int (*hook) (const char *name, int luns))
+grub_usbms_iterate (int (*hook) (int bus, int luns))
 {
-  grub_usbms_dev_t p;
+  unsigned i;
-  int cnt = 0;
 
-  for (p = grub_usbms_dev_list; p; p = p->next)
+  grub_usb_poll_devices ();
-    {
-      char *devname;
-      devname = grub_xasprintf ("usb%d", cnt);
 
-      if (hook (devname, p->luns))
+  for (i = 0; i < ARRAY_SIZE (grub_usbms_devices); i++)
-	{
+    if (grub_usbms_devices[i])
-	  grub_free (devname);
+      {
+	if (hook (i, grub_usbms_devices[i]->luns))
 	  return 1;
-	}
+      }
-      grub_free (devname);
-      cnt++;
-    }
 
   return 0;
 }
@@ -224,6 +230,7 @@ grub_usbms_transfer (struct grub_scsi *scsi, grub_size_t cmdsize, char *cmd,
   struct grub_usbms_csw status;
   static grub_uint32_t tag = 0;
   grub_usb_err_t err = GRUB_USB_ERR_NONE;
+  grub_usb_err_t errCSW = GRUB_USB_ERR_NONE;
   int retrycnt = 3 + 1;
 
  retry:
@@ -237,73 +244,112 @@ grub_usbms_transfer (struct grub_scsi *scsi, grub_size_t cmdsize, char *cmd,
   cbw.tag = tag++;
   cbw.transfer_length = grub_cpu_to_le32 (size);
   cbw.flags = (!read_write) << GRUB_USBMS_DIRECTION_BIT;
-  cbw.lun = scsi->lun << GRUB_SCSI_LUN_SHIFT;
+  cbw.lun = scsi->lun; /* In USB MS CBW are LUN bits on another place than in SCSI CDB, both should be set correctly. */
   cbw.length = cmdsize;
   grub_memcpy (cbw.cbwcb, cmd, cmdsize);
   
-  /* Write the request.  */
+  /* Debug print of CBW content. */
-  err = grub_usb_bulk_write (dev->dev, dev->out->endp_addr & 15,
+  grub_dprintf ("usb", "CBW: sign=0x%08x tag=0x%08x len=0x%08x\n",
+  	cbw.signature, cbw.tag, cbw.transfer_length);
+  grub_dprintf ("usb", "CBW: flags=0x%02x lun=0x%02x CB_len=0x%02x\n",
+  	cbw.flags, cbw.lun, cbw.length);
+  grub_dprintf ("usb", "CBW: cmd:\n %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
+  	cbw.cbwcb[ 0], cbw.cbwcb[ 1], cbw.cbwcb[ 2], cbw.cbwcb[ 3],
+  	cbw.cbwcb[ 4], cbw.cbwcb[ 5], cbw.cbwcb[ 6], cbw.cbwcb[ 7],
+  	cbw.cbwcb[ 8], cbw.cbwcb[ 9], cbw.cbwcb[10], cbw.cbwcb[11],
+  	cbw.cbwcb[12], cbw.cbwcb[13], cbw.cbwcb[14], cbw.cbwcb[15]);
+
+  /* Write the request.
+   * XXX: Error recovery is maybe still not fully correct. */
+  err = grub_usb_bulk_write (dev->dev, dev->out->endp_addr,
 			     sizeof (cbw), (char *) &cbw);
   if (err)
     {
       if (err == GRUB_USB_ERR_STALL)
 	{
 	  grub_usb_clear_halt (dev->dev, dev->out->endp_addr);
-	  goto retry;
+	  goto CheckCSW;
 	}
       return grub_error (GRUB_ERR_IO, "USB Mass Storage request failed");
     }
 
-  /* Read/write the data.  */
+  /* Read/write the data, (maybe) according to specification.  */
-  if (read_write == 0)
+  if (size && (read_write == 0))
     {
-      err = grub_usb_bulk_read (dev->dev, dev->in->endp_addr & 15, size, buf);
+      err = grub_usb_bulk_read (dev->dev, dev->in->endp_addr, size, buf);
       grub_dprintf ("usb", "read: %d %d\n", err, GRUB_USB_ERR_STALL); 
       if (err)
+        {
+          if (err == GRUB_USB_ERR_STALL)
+	    grub_usb_clear_halt (dev->dev, dev->in->endp_addr);
+          goto CheckCSW;
+        }
+      /* Debug print of received data. */
+      grub_dprintf ("usb", "buf:\n");
+      if (size <= 64)
 	{
-	  if (err == GRUB_USB_ERR_STALL)
+	  unsigned i;
-	    {
+	  for (i = 0; i < size; i++)
-	      grub_usb_clear_halt (dev->dev, dev->in->endp_addr);
+	    grub_dprintf ("usb", "0x%02x: 0x%02x\n", i, buf[i]);
-	      goto retry;
-	    }
-	  return grub_error (GRUB_ERR_READ_ERROR,
-			     "can't read from USB Mass Storage device");
 	}
+      else
+          grub_dprintf ("usb", "Too much data for debug print...\n");
     }
-  else
+  else if (size)
     {
-      err = grub_usb_bulk_write (dev->dev, dev->in->endp_addr & 15, size, buf);
+      err = grub_usb_bulk_write (dev->dev, dev->out->endp_addr, size, buf);
       grub_dprintf ("usb", "write: %d %d\n", err, GRUB_USB_ERR_STALL);
+      grub_dprintf ("usb", "First 16 bytes of sent data:\n %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
+  	buf[ 0], buf[ 1], buf[ 2], buf[ 3],
+  	buf[ 4], buf[ 5], buf[ 6], buf[ 7],
+  	buf[ 8], buf[ 9], buf[10], buf[11],
+  	buf[12], buf[13], buf[14], buf[15]);
       if (err)
+        {
+          if (err == GRUB_USB_ERR_STALL)
+	    grub_usb_clear_halt (dev->dev, dev->out->endp_addr);
+          goto CheckCSW;
+        }
+      /* Debug print of sent data. */
+      if (size <= 256)
 	{
-	  if (err == GRUB_USB_ERR_STALL)
+	  unsigned i;
-	    {
+	  for (i=0; i<size; i++)
-	      grub_usb_clear_halt (dev->dev, dev->out->endp_addr);
+	    grub_dprintf ("usb", "0x%02x: 0x%02x\n", i, buf[i]);
-	      goto retry;
-	    }
-	  return grub_error (GRUB_ERR_WRITE_ERROR,
-			     "can't write to USB Mass Storage device");
 	}
+      else
+          grub_dprintf ("usb", "Too much data for debug print...\n");
     }
 
-  /* Read the status.  */
+  /* Read the status - (maybe) according to specification.  */
-  err = grub_usb_bulk_read (dev->dev, dev->in->endp_addr & 15,
+CheckCSW:
-			    sizeof (status), (char *) &status);
+  errCSW = grub_usb_bulk_read (dev->dev, dev->in->endp_addr,
-  if (err)
+		    sizeof (status), (char *) &status);
+  if (errCSW)
     {
-      if (err == GRUB_USB_ERR_STALL)
+      grub_usb_clear_halt (dev->dev, dev->in->endp_addr);
-	{
+      errCSW = grub_usb_bulk_read (dev->dev, dev->in->endp_addr,
-	  grub_usb_clear_halt (dev->dev, dev->in->endp_addr);
+			        sizeof (status), (char *) &status);
+      if (errCSW)
+        { /* Bulk-only reset device. */
+          grub_dprintf ("usb", "Bulk-only reset device - errCSW\n");
+          grub_usbms_reset (dev->dev, dev->interface);
+          grub_usb_clear_halt (dev->dev, dev->in->endp_addr);
+          grub_usb_clear_halt (dev->dev, dev->out->endp_addr);
 	  goto retry;
-	}
+        }
-      return grub_error (GRUB_ERR_READ_ERROR,
-			 "can't read status from USB Mass Storage device");
     }
 
-  /* XXX: Magic and check this code.  */
+  /* Debug print of CSW content. */
-  if (status.status == 2)
+  grub_dprintf ("usb", "CSW: sign=0x%08x tag=0x%08x resid=0x%08x\n",
-    {
+  	status.signature, status.tag, status.residue);
-      /* XXX: Phase error, reset device.  */
+  grub_dprintf ("usb", "CSW: status=0x%02x\n", status.status);
+  
+  /* If phase error or not valid signature, do bulk-only reset device. */
+  if ((status.status == 2) ||
+      (status.signature != grub_cpu_to_le32(0x53425355)))
+    { /* Bulk-only reset device. */
+      grub_dprintf ("usb", "Bulk-only reset device - bad status\n");
       grub_usbms_reset (dev->dev, dev->interface);
       grub_usb_clear_halt (dev->dev, dev->in->endp_addr);
       grub_usb_clear_halt (dev->dev, dev->out->endp_addr);
@@ -311,9 +357,13 @@ grub_usbms_transfer (struct grub_scsi *scsi, grub_size_t cmdsize, char *cmd,
       goto retry;
     }
 
-  if (status.status)
+  /* If "command failed" status or data transfer failed -> error */
+  if ((status.status || err) && !read_write)
     return grub_error (GRUB_ERR_READ_ERROR,
 		       "error communication with USB Mass Storage device");
+  else if ((status.status || err) && read_write)
+    return grub_error (GRUB_ERR_WRITE_ERROR,
+		       "error communication with USB Mass Storage device");
 
   return GRUB_ERR_NONE;
 }
@@ -334,61 +384,52 @@ grub_usbms_write (struct grub_scsi *scsi, grub_size_t cmdsize, char *cmd,
 }
 
 static grub_err_t
-grub_usbms_open (const char *name, struct grub_scsi *scsi)
+grub_usbms_open (int devnum, struct grub_scsi *scsi)
 {
-  grub_usbms_dev_t p;
+  grub_usb_poll_devices ();
-  int devnum;
-  int i = 0;
 
-  if (grub_strncmp (name, "usb", 3))
+  if (!grub_usbms_devices[devnum])
     return grub_error (GRUB_ERR_UNKNOWN_DEVICE,
-		       "not a USB Mass Storage device");
+		       "unknown USB Mass Storage device");
 
-  devnum = grub_strtoul (name + 3, NULL, 10);
+  scsi->data = grub_usbms_devices[devnum];
-  for (p = grub_usbms_dev_list; p; p = p->next)
+  scsi->luns = grub_usbms_devices[devnum]->luns;
-    {
-      /* Check if this is the devnumth device.  */
-      if (devnum == i)
-	{
-	  scsi->data = p;
-	  scsi->name = grub_strdup (name);
-	  scsi->luns = p->luns;
-	  if (! scsi->name)
-	    return grub_errno;
 
-	  return GRUB_ERR_NONE;
+  return GRUB_ERR_NONE;
-	}
-
-      i++;
-    }
-
-  return grub_error (GRUB_ERR_UNKNOWN_DEVICE,
-		     "not a USB Mass Storage device");
-}
-
-static void
-grub_usbms_close (struct grub_scsi *scsi)
-{
-  grub_free (scsi->name);
 }
 
 static struct grub_scsi_dev grub_usbms_dev =
   {
     .name = "usb",
+    .id = GRUB_SCSI_SUBSYSTEM_USBMS,
     .iterate = grub_usbms_iterate,
     .open = grub_usbms_open,
-    .close = grub_usbms_close,
     .read = grub_usbms_read,
     .write = grub_usbms_write
   };
 
+struct grub_usb_attach_desc attach_hook =
+{
+  .class = GRUB_USB_CLASS_MASS_STORAGE,
+  .hook = grub_usbms_attach
+};
+
 GRUB_MOD_INIT(usbms)
 {
-  grub_usbms_finddevs ();
+  grub_usb_register_attach_hook_class (&attach_hook);
   grub_scsi_dev_register (&grub_usbms_dev);
 }
 
 GRUB_MOD_FINI(usbms)
 {
+  unsigned i;
+  for (i = 0; i < ARRAY_SIZE (grub_usbms_devices); i++)
+    {
+      grub_usbms_devices[i]->dev->config[grub_usbms_devices[i]->config]
+	.interf[grub_usbms_devices[i]->interface].detach_hook = 0;
+      grub_usbms_devices[i]->dev->config[grub_usbms_devices[i]->config]
+	.interf[grub_usbms_devices[i]->interface].attached = 0;
+    }
+  grub_usb_unregister_attach_hook_class (&attach_hook);
   grub_scsi_dev_unregister (&grub_usbms_dev);
 }

docs/man/grub-bin2h.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-bin2h \- convert a binary file to a C header

docs/man/grub-editenv.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-editenv \- edit GRUB environment block

docs/man/grub-emu.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-emu \- GRUB emulator

docs/man/grub-fstest.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-fstest \- debug tool for GRUB filesystem drivers

docs/man/grub-install.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-install \- install GRUB to a device

docs/man/grub-macho2img.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-macho2img \- convert Mach-O to raw image

docs/man/grub-mkconfig.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-mkconfig \- generate a GRUB configuration file

docs/man/grub-mkdevicemap.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-mkdevicemap \- generate a GRUB device map file automatically

docs/man/grub-mkfont.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-mkfont \- make GRUB font files

docs/man/grub-mkimage.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-mkimage \- make a bootable image of GRUB

docs/man/grub-mkpasswd-pbkdf2.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-mkpasswd-pbkdf2 \- generate hashed password for GRUB

docs/man/grub-mkrelpath.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-mkrelpath \- make a system path relative to its root

docs/man/grub-mkrescue.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-mkrescue \- make a GRUB rescue image

docs/man/grub-ofpathname.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-ofpathname \- find OpenBOOT path for a device

docs/man/grub-pe2elf.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-pe2elf \- convert PE image to ELF

docs/man/grub-probe.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-probe \- probe device information for GRUB

docs/man/grub-reboot.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-reboot \- set the default boot entry for GRUB, for the next boot only

docs/man/grub-script-check.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-script-check \- check grub.cfg for syntax errors

docs/man/grub-set-default.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-set-default \- set the default boot entry for GRUB

docs/man/grub-setup.h2m

@@ -0,0 +1,2 @@
+[NAME]
+grub-setup \- set up a device to boot using GRUB

font/font.c

@@ -26,6 +26,8 @@
 #include <grub/types.h>
 #include <grub/video.h>
 #include <grub/bitmap.h>
+#include <grub/charset.h>
+#include <grub/unicode.h>
 #include <grub/fontformat.h>
 
 #ifdef USE_ASCII_FAILBACK
@@ -92,7 +94,7 @@ struct font_file_section
 
 /* Replace unknown glyphs with a rounded question mark.  */
 static grub_uint8_t unknown_glyph_bitmap[] = {
-  /*                               76543210 */
+  /*       76543210 */
   0x7C,				/*  ooooo   */
   0x82,				/* o     o  */
   0xBA,				/* o ooo o  */
@@ -133,7 +135,7 @@ ascii_glyph_lookup (grub_uint32_t code)
   static int ascii_failback_initialized = 0;
 
   if (code >= 0x80)
-    return unknown_glyph;
+    return NULL;
 
   if (ascii_failback_initialized == 0)
     {
@@ -148,9 +150,10 @@ ascii_glyph_lookup (grub_uint32_t code)
 	  ascii_font_glyph[current]->offset_x = 0;
 	  ascii_font_glyph[current]->offset_y = -2;
 	  ascii_font_glyph[current]->device_width = 8;
+	  ascii_font_glyph[current]->font = NULL;
 
 	  grub_memcpy (ascii_font_glyph[current]->bitmap,
-		       &ascii_bitmaps[(0x7f - current) * ASCII_BITMAP_SIZE],
+		       &ascii_bitmaps[current * ASCII_BITMAP_SIZE],
 		       ASCII_BITMAP_SIZE);
 	}
 
@@ -160,7 +163,7 @@ ascii_glyph_lookup (grub_uint32_t code)
   return ascii_font_glyph[code];
 #else
   (void) code;
-  return unknown_glyph;
+  return NULL;
 #endif
 }
 
@@ -900,6 +903,13 @@ grub_font_get_descent (grub_font_t font)
   return font->descent;
 }
 
+/* FIXME: not correct for all fonts.  */
+int
+grub_font_get_xheight (grub_font_t font)
+{
+  return font->ascent / 2;
+}
+
 /* Get the *standard leading* of the font in pixel, which is the spacing
    between two lines of text.  Specifically, it is the space between the
    descent of one line and the ascent of the next line.  This is included
@@ -917,27 +927,6 @@ grub_font_get_height (grub_font_t font)
   return font->ascent + font->descent + font->leading;
 }
 
-/* Get the width in pixels of the specified UTF-8 string, when rendered in
-   in the specified font (but falling back on other fonts for glyphs that
-   are missing).  */
-int
-grub_font_get_string_width (grub_font_t font, const char *str)
-{
-  int width;
-  struct grub_font_glyph *glyph;
-  grub_uint32_t code;
-  const grub_uint8_t *ptr;
-
-  for (ptr = (const grub_uint8_t *) str, width = 0;
-       grub_utf8_to_ucs4 (&code, 1, ptr, -1, &ptr) > 0;)
-    {
-      glyph = grub_font_get_glyph_with_fallback (font, code);
-      width += glyph->device_width;
-    }
-
-  return width;
-}
-
 /* Get the glyph for FONT corresponding to the Unicode code point CODE.
    Returns the ASCII glyph for the code if no other fonts are available. 
    The glyphs are cached once loaded.  */
@@ -1029,6 +1018,8 @@ grub_font_get_glyph_with_fallback (grub_font_t font, grub_uint32_t code)
       next = node->next;
 
       glyph = grub_font_get_glyph_internal (curfont, code);
+      if (glyph && !font)
+	return glyph;
       if (glyph)
 	{
 	  int d;
@@ -1042,13 +1033,457 @@ grub_font_get_glyph_with_fallback (grub_font_t font, grub_uint32_t code)
 	}
     }
 
-  if (best_glyph)
+  return best_glyph;
-    return best_glyph;
-  else
-    /* Glyph not available in any font.  Return ASCII failback.  */
-    return ascii_glyph_lookup (code);
 }
 
+static struct grub_font_glyph *
+grub_font_dup_glyph (struct grub_font_glyph *glyph)
+{
+  static struct grub_font_glyph *ret;
+  ret = grub_malloc (sizeof (*ret) + (glyph->width * glyph->height + 7) / 8);
+  if (!ret)
+    return NULL;
+  grub_memcpy (ret, glyph, sizeof (*ret)
+	       + (glyph->width * glyph->height + 7) / 8);
+  return ret;
+}
+
+/* FIXME: suboptimal.  */
+static void
+grub_font_blit_glyph (struct grub_font_glyph *target,
+		      struct grub_font_glyph *src, unsigned dx, unsigned dy)
+{
+  unsigned src_bit, tgt_bit, src_byte, tgt_byte;
+  unsigned i, j;
+  for (i = 0; i < src->height; i++)
+    {
+      src_bit = (src->width * i) % 8;
+      src_byte = (src->width * i) / 8;
+      tgt_bit = (target->width * (dy + i) + dx) % 8;
+      tgt_byte = (target->width * (dy + i) + dx) / 8;
+      for (j = 0; j < src->width; j++)
+	{
+	  target->bitmap[tgt_byte] |= ((src->bitmap[src_byte] << src_bit)
+				       & 0x80) >> tgt_bit;
+	  src_bit++;
+	  tgt_bit++;
+	  if (src_bit == 8)
+	    {
+	      src_byte++;
+	      src_bit = 0;
+	    }
+	  if (tgt_bit == 8)
+	    {
+	      tgt_byte++;
+	      tgt_bit = 0;
+	    }
+	}
+    }
+}
+
+static void
+grub_font_blit_glyph_mirror (struct grub_font_glyph *target,
+			     struct grub_font_glyph *src,
+			     unsigned dx, unsigned dy)
+{
+  unsigned tgt_bit, src_byte, tgt_byte;
+  signed src_bit;
+  unsigned i, j;
+  for (i = 0; i < src->height; i++)
+    {
+      src_bit = (src->width * i + src->width - 1) % 8;
+      src_byte = (src->width * i + src->width - 1) / 8;
+      tgt_bit = (target->width * (dy + i) + dx) % 8;
+      tgt_byte = (target->width * (dy + i) + dx) / 8;
+      for (j = 0; j < src->width; j++)
+	{
+	  target->bitmap[tgt_byte] |= ((src->bitmap[src_byte] << src_bit)
+				       & 0x80) >> tgt_bit;
+	  src_bit--;
+	  tgt_bit++;
+	  if (src_bit == -1)
+	    {
+	      src_byte--;
+	      src_bit = 7;
+	    }
+	  if (tgt_bit == 8)
+	    {
+	      tgt_byte++;
+	      tgt_bit = 0;
+	    }
+	}
+    }
+}
+
+static void
+blit_comb (const struct grub_unicode_glyph *glyph_id,
+	   struct grub_font_glyph *glyph,
+	   struct grub_video_signed_rect *bounds_out,
+	   struct grub_font_glyph *main_glyph,
+	   struct grub_font_glyph **combining_glyphs, int *device_width)
+{
+  struct grub_video_signed_rect bounds;
+  unsigned i;
+  signed above_rightx, above_righty;
+  signed above_leftx, above_lefty;
+  signed below_rightx, below_righty;
+  signed min_devwidth = 0;
+  auto void NESTED_FUNC_ATTR do_blit (struct grub_font_glyph *src,
+				      signed dx, signed dy);
+  void NESTED_FUNC_ATTR do_blit (struct grub_font_glyph *src,
+				 signed dx, signed dy)
+  {
+    if (glyph)
+      grub_font_blit_glyph (glyph, src, dx - glyph->offset_x,
+			    (glyph->height + glyph->offset_y) + dy);
+    if (dx < bounds.x)
+      {
+	bounds.width += bounds.x - dx;
+	bounds.x = dx;
+      }
+    if (bounds.y > -src->height - dy)
+      {
+	bounds.height += bounds.y - (-src->height - dy);
+	bounds.y = (-src->height - dy);
+      }
+    if (dx + src->width - bounds.x >= (signed) bounds.width)
+      bounds.width = dx + src->width - bounds.x + 1;
+    if ((signed) bounds.height < src->height + (-src->height - dy) - bounds.y)
+      bounds.height = src->height + (-src->height - dy) - bounds.y;
+  }
+
+  auto void add_device_width (int val);
+  void add_device_width (int val)
+  {
+    if (glyph)
+      glyph->device_width += val;
+    if (device_width)
+      *device_width += val;
+  }
+
+  if (glyph)
+    glyph->device_width = main_glyph->device_width;
+  if (device_width)
+    *device_width = main_glyph->device_width;
+
+  bounds.x = main_glyph->offset_x;
+  bounds.y = main_glyph->offset_y;
+  bounds.width = main_glyph->width;
+  bounds.height = main_glyph->height;
+
+  above_rightx = main_glyph->offset_x + main_glyph->width;
+  above_righty = bounds.y + bounds.height;
+
+  above_leftx = main_glyph->offset_x;
+  above_lefty = bounds.y + bounds.height;
+
+  below_rightx = bounds.x + bounds.width;
+  below_righty = bounds.y;
+
+  for (i = 0; i < glyph_id->ncomb; i++)
+    {
+      grub_int16_t space = 0;
+      /* Center by default.  */
+      grub_int16_t targetx;
+
+      if (!combining_glyphs[i])
+	continue;
+      targetx = (bounds.width - combining_glyphs[i]->width) / 2 + bounds.x;
+      /* CGJ is to avoid diacritics reordering. */
+      if (glyph_id->combining[i].code
+	  == GRUB_UNICODE_COMBINING_GRAPHEME_JOINER)
+	continue;
+      switch (glyph_id->combining[i].type)
+	{
+	case GRUB_UNICODE_COMB_OVERLAY:
+	  do_blit (combining_glyphs[i],
+		   targetx,
+		   (bounds.height - combining_glyphs[i]->height) / 2
+		   - (bounds.height + bounds.y));
+	  if (min_devwidth < combining_glyphs[i]->width)
+	    min_devwidth = combining_glyphs[i]->width;
+	  break;
+
+	case GRUB_UNICODE_COMB_ATTACHED_ABOVE_RIGHT:
+	  do_blit (combining_glyphs[i], above_rightx, -above_righty);
+	  above_rightx += combining_glyphs[i]->width;
+	  break;
+
+	case GRUB_UNICODE_COMB_ABOVE_RIGHT:
+	  do_blit (combining_glyphs[i], above_rightx,
+		   -(above_righty + combining_glyphs[i]->height));
+	  above_rightx += combining_glyphs[i]->width;
+	  break;
+
+	case GRUB_UNICODE_COMB_ABOVE_LEFT:
+	  above_leftx -= combining_glyphs[i]->width;
+	  do_blit (combining_glyphs[i], above_leftx,
+		   -(above_lefty + combining_glyphs[i]->height));
+	  break;
+
+	case GRUB_UNICODE_COMB_BELOW_RIGHT:
+	  do_blit (combining_glyphs[i], below_rightx, below_righty);
+	  below_rightx += combining_glyphs[i]->width;
+	  break;
+
+	case GRUB_UNICODE_COMB_HEBREW_HOLAM:
+	  if (glyph_id->base != GRUB_UNICODE_HEBREW_WAW)
+	    targetx =
+	      main_glyph->offset_x - combining_glyphs[i]->width -
+	      (combining_glyphs[i]->width + 3) / 4;
+	  goto above_on_main;
+
+	case GRUB_UNICODE_COMB_HEBREW_SIN_DOT:
+	  targetx = main_glyph->offset_x + combining_glyphs[i]->width / 4;
+	  goto above_on_main;
+
+	case GRUB_UNICODE_COMB_HEBREW_SHIN_DOT:
+	  targetx =
+	    main_glyph->width + main_glyph->offset_x -
+	    combining_glyphs[i]->width;
+	above_on_main:
+	  space = combining_glyphs[i]->offset_y
+	    - grub_font_get_xheight (combining_glyphs[i]->font) - 1;
+	  if (space <= 0)
+	    space = 1 + (grub_font_get_xheight (main_glyph->font)) / 8;
+	  do_blit (combining_glyphs[i], targetx,
+		   -(main_glyph->height + main_glyph->offset_y + space
+		     + combining_glyphs[i]->height));
+	  if (min_devwidth < combining_glyphs[i]->width)
+	    min_devwidth = combining_glyphs[i]->width;
+	  break;
+
+	  /* TODO: Put dammah, fathah and alif nearer to shadda.  */
+	case GRUB_UNICODE_COMB_SYRIAC_SUPERSCRIPT_ALAPH:
+	case GRUB_UNICODE_COMB_ARABIC_DAMMAH:
+	case GRUB_UNICODE_COMB_ARABIC_DAMMATAN:
+	case GRUB_UNICODE_COMB_ARABIC_FATHATAN:
+	case GRUB_UNICODE_COMB_ARABIC_FATHAH:
+	case GRUB_UNICODE_COMB_ARABIC_SUPERSCRIPT_ALIF:
+	case GRUB_UNICODE_COMB_ARABIC_SUKUN:
+	case GRUB_UNICODE_COMB_ARABIC_SHADDA:
+	case GRUB_UNICODE_COMB_HEBREW_RAFE:
+	case GRUB_UNICODE_STACK_ABOVE:
+	stacked_above:
+	  space = combining_glyphs[i]->offset_y
+	    - grub_font_get_xheight (combining_glyphs[i]->font) - 1;
+	  if (space <= 0)
+	    space = 1 + (grub_font_get_xheight (main_glyph->font)) / 8;
+
+	case GRUB_UNICODE_STACK_ATTACHED_ABOVE:
+	  do_blit (combining_glyphs[i], targetx,
+		   -(bounds.height + bounds.y + space
+		     + combining_glyphs[i]->height));
+	  if (min_devwidth < combining_glyphs[i]->width)
+	    min_devwidth = combining_glyphs[i]->width;
+	  break;
+
+	case GRUB_UNICODE_COMB_HEBREW_SHEVA:
+	case GRUB_UNICODE_COMB_HEBREW_HIRIQ:
+	case GRUB_UNICODE_COMB_HEBREW_QAMATS:
+	case GRUB_UNICODE_COMB_HEBREW_TSERE:
+	case GRUB_UNICODE_COMB_HEBREW_SEGOL:
+	  /* TODO: placement in final kaf and under reish.  */
+
+	case GRUB_UNICODE_COMB_HEBREW_HATAF_SEGOL:
+	case GRUB_UNICODE_COMB_HEBREW_HATAF_PATAH:
+	case GRUB_UNICODE_COMB_HEBREW_HATAF_QAMATS:
+	case GRUB_UNICODE_COMB_HEBREW_PATAH:
+	case GRUB_UNICODE_COMB_HEBREW_QUBUTS:
+	case GRUB_UNICODE_COMB_HEBREW_METEG:
+	  /* TODO: Put kasra and kasratan under shadda.  */
+	case GRUB_UNICODE_COMB_ARABIC_KASRA:
+	case GRUB_UNICODE_COMB_ARABIC_KASRATAN:
+	  /* I don't know how ypogegrammeni differs from subscript. */
+	case GRUB_UNICODE_COMB_YPOGEGRAMMENI:
+	case GRUB_UNICODE_STACK_BELOW:
+	stacked_below:
+	  space = -(combining_glyphs[i]->offset_y
+		    + combining_glyphs[i]->height);
+	  if (space <= 0)
+	    space = 1 + (grub_font_get_xheight (main_glyph->font)) / 8;
+
+	case GRUB_UNICODE_STACK_ATTACHED_BELOW:
+	  do_blit (combining_glyphs[i], targetx, -(bounds.y - space));
+	  if (min_devwidth < combining_glyphs[i]->width)
+	    min_devwidth = combining_glyphs[i]->width;
+	  break;
+
+	case GRUB_UNICODE_COMB_MN:
+	  switch (glyph_id->combining[i].code)
+	    {
+	    case GRUB_UNICODE_THAANA_ABAFILI:
+	    case GRUB_UNICODE_THAANA_AABAAFILI:
+	    case GRUB_UNICODE_THAANA_UBUFILI:
+	    case GRUB_UNICODE_THAANA_OOBOOFILI:
+	    case GRUB_UNICODE_THAANA_EBEFILI:
+	    case GRUB_UNICODE_THAANA_EYBEYFILI:
+	    case GRUB_UNICODE_THAANA_OBOFILI:
+	    case GRUB_UNICODE_THAANA_OABOAFILI:
+	    case GRUB_UNICODE_THAANA_SUKUN:
+	      goto stacked_above;
+	    case GRUB_UNICODE_THAANA_IBIFILI:
+	    case GRUB_UNICODE_THAANA_EEBEEFILI:
+	      goto stacked_below;
+	    }
+	  /* Fall through.  */
+	default:
+	  {
+	    /* Default handling. Just draw combining character on top
+	       of base character.
+	       FIXME: support more unicode types correctly.
+	     */
+	    do_blit (combining_glyphs[i],
+		     main_glyph->device_width
+		     + combining_glyphs[i]->offset_x,
+		     -(combining_glyphs[i]->height
+		       + combining_glyphs[i]->offset_y));
+	    add_device_width (combining_glyphs[i]->device_width);
+	  }
+	}
+    }
+  add_device_width ((above_rightx >
+		     below_rightx ? above_rightx : below_rightx) -
+		    (main_glyph->offset_x + main_glyph->width));
+  add_device_width (above_leftx - main_glyph->offset_x);
+  if (glyph && glyph->device_width < min_devwidth)
+    glyph->device_width = min_devwidth;
+  if (device_width && *device_width < min_devwidth)
+    *device_width = min_devwidth;
+
+  if (bounds_out)
+    *bounds_out = bounds;
+}
+
+static struct grub_font_glyph *
+grub_font_construct_dry_run (grub_font_t hinted_font,
+			     const struct grub_unicode_glyph *glyph_id,
+			     struct grub_video_signed_rect *bounds,
+			     struct grub_font_glyph ***combining_glyphs_out,
+			     int *device_width)
+{
+  struct grub_font_glyph *main_glyph = NULL;
+  struct grub_font_glyph **combining_glyphs;
+  grub_uint32_t desired_attributes = 0;
+
+  if (combining_glyphs_out)
+    *combining_glyphs_out = NULL;
+
+  if (glyph_id->attributes & GRUB_UNICODE_GLYPH_ATTRIBUTE_RIGHT_JOINED)
+    desired_attributes |= GRUB_FONT_CODE_RIGHT_JOINED;
+
+  if (glyph_id->attributes & GRUB_UNICODE_GLYPH_ATTRIBUTE_LEFT_JOINED)
+    desired_attributes |= GRUB_FONT_CODE_LEFT_JOINED;
+
+  main_glyph = grub_font_get_glyph_with_fallback (hinted_font, glyph_id->base
+						  | desired_attributes);
+
+  if (!main_glyph)
+    main_glyph = grub_font_get_glyph_with_fallback (hinted_font,
+						    glyph_id->base);
+
+  /* Glyph not available in any font.  Use ASCII fallback.  */
+  if (!main_glyph)
+    main_glyph = ascii_glyph_lookup (glyph_id->base);
+
+  /* Glyph not available in any font.  Return unknown glyph.  */
+  if (!main_glyph)
+    return NULL;
+
+  if (device_width)
+    *device_width = main_glyph->device_width;
+
+  if (!glyph_id->ncomb && !glyph_id->attributes)
+    return main_glyph;
+
+  combining_glyphs = grub_malloc (sizeof (combining_glyphs[0])
+				  * glyph_id->ncomb);
+  if (glyph_id->ncomb && !combining_glyphs)
+    {
+      grub_errno = GRUB_ERR_NONE;
+      return main_glyph;
+    }
+
+  {
+    unsigned i;
+    for (i = 0; i < glyph_id->ncomb; i++)
+      combining_glyphs[i]
+	= grub_font_get_glyph_with_fallback (main_glyph->font,
+					     glyph_id->combining[i].code);
+  }
+
+  blit_comb (glyph_id, NULL, bounds, main_glyph, combining_glyphs,
+	     device_width);
+  if (combining_glyphs_out)
+    *combining_glyphs_out = combining_glyphs;
+  else
+    grub_free (combining_glyphs);
+
+  return main_glyph;
+}
+
+int
+grub_font_get_constructed_device_width (grub_font_t hinted_font,
+					const struct grub_unicode_glyph
+					*glyph_id)
+{
+  int ret;
+  struct grub_font_glyph *main_glyph;
+  main_glyph = grub_font_construct_dry_run (hinted_font, glyph_id, NULL,
+					    NULL, &ret);
+  if (!main_glyph)
+    return unknown_glyph->device_width;
+  return ret;
+}
+
+struct grub_font_glyph *
+grub_font_construct_glyph (grub_font_t hinted_font,
+			   const struct grub_unicode_glyph *glyph_id)
+{
+  struct grub_font_glyph *main_glyph;
+  struct grub_video_signed_rect bounds;
+  struct grub_font_glyph *glyph;
+  struct grub_font_glyph **combining_glyphs;
+
+  main_glyph = grub_font_construct_dry_run (hinted_font, glyph_id,
+					    &bounds, &combining_glyphs, NULL);
+
+  if (!main_glyph)
+    return grub_font_dup_glyph (unknown_glyph);
+
+  if (!combining_glyphs)
+    return grub_font_dup_glyph (main_glyph);
+
+  glyph =
+    grub_zalloc (sizeof (*glyph) + (bounds.width * bounds.height + 7) / 8);
+  if (!glyph)
+    {
+      grub_errno = GRUB_ERR_NONE;
+      return grub_font_dup_glyph (main_glyph);
+    }
+
+  glyph->font = main_glyph->font;
+  glyph->width = bounds.width;
+  glyph->height = bounds.height;
+  glyph->offset_x = bounds.x;
+  glyph->offset_y = bounds.y;
+
+  if (glyph_id->attributes & GRUB_UNICODE_GLYPH_ATTRIBUTE_MIRROR)
+    grub_font_blit_glyph_mirror (glyph, main_glyph,
+				 main_glyph->offset_x - glyph->offset_x,
+				 (glyph->height + glyph->offset_y)
+				 - (main_glyph->height +
+				    main_glyph->offset_y));
+  else
+    grub_font_blit_glyph (glyph, main_glyph,
+			  main_glyph->offset_x - glyph->offset_x,
+			  (glyph->height + glyph->offset_y)
+			  - (main_glyph->height + main_glyph->offset_y));
+
+  blit_comb (glyph_id, glyph, NULL, main_glyph, combining_glyphs, NULL);
+
+  return glyph;
+}
 
 /* Draw the specified glyph at (x, y).  The y coordinate designates the
    baseline of the character, while the x coordinate designates the left
@@ -1065,8 +1500,8 @@ grub_font_draw_glyph (struct grub_font_glyph * glyph,
 
   glyph_bitmap.mode_info.width = glyph->width;
   glyph_bitmap.mode_info.height = glyph->height;
-  glyph_bitmap.mode_info.mode_type =
+  glyph_bitmap.mode_info.mode_type
-    (1 << GRUB_VIDEO_MODE_TYPE_DEPTH_POS) | GRUB_VIDEO_MODE_TYPE_1BIT_BITMAP;
+    = (1 << GRUB_VIDEO_MODE_TYPE_DEPTH_POS) | GRUB_VIDEO_MODE_TYPE_1BIT_BITMAP;
   glyph_bitmap.mode_info.blit_format = GRUB_VIDEO_BLIT_FORMAT_1BIT_PACKED;
   glyph_bitmap.mode_info.bpp = 1;
 
@@ -1096,29 +1531,3 @@ grub_font_draw_glyph (struct grub_font_glyph * glyph,
 				 bitmap_left, bitmap_top,
 				 0, 0, glyph->width, glyph->height);
 }
-
-/* Draw a UTF-8 string of text on the current video render target.
-   The x coordinate specifies the starting x position for the first character,
-   while the y coordinate specifies the baseline position.
-   If the string contains a character that FONT does not contain, then
-   a glyph from another loaded font may be used instead.  */
-grub_err_t
-grub_font_draw_string (const char *str, grub_font_t font,
-		       grub_video_color_t color, int left_x, int baseline_y)
-{
-  int x;
-  struct grub_font_glyph *glyph;
-  grub_uint32_t code;
-  const grub_uint8_t *ptr;
-
-  for (ptr = (const grub_uint8_t *) str, x = left_x;
-       grub_utf8_to_ucs4 (&code, 1, ptr, -1, &ptr) > 0;)
-    {
-      glyph = grub_font_get_glyph_with_fallback (font, code);
-      if (grub_font_draw_glyph (glyph, color, x, baseline_y) != GRUB_ERR_NONE)
-	return grub_errno;
-      x += glyph->device_width;
-    }
-
-  return GRUB_ERR_NONE;
-}

fs/i386/pc/pxe.c

@@ -114,7 +114,7 @@ grub_pxe_open (const char *name, grub_disk_t disk)
 	return err;
       if (*ptr == ':')
 	{
-	  err = parse_ip (ptr + 1, &(data->server_ip), 0);
+	  err = parse_ip (ptr + 1, &(data->gateway_ip), 0);
 	  if (err)
 	    return err;
 	}

fs/nilfs2.c

@@ -49,6 +49,13 @@
 #define NILFS_BTREE_LEVEL_NODE_MIN      (NILFS_BTREE_LEVEL_DATA + 1)
 #define NILFS_BTREE_LEVEL_MAX           14
 
+/* nilfs 1st super block posission from beginning of the partition
+   in 512 block size */
+#define NILFS_1ST_SUPER_BLOCK	2
+/* nilfs 2nd super block posission from beginning of the partition
+   in 512 block size */
+#define NILFS_2ND_SUPER_BLOCK(devsize)	(((devsize >> 3) - 1) << 3)
+
 struct grub_nilfs2_inode
 {
   grub_uint64_t i_blocks;
@@ -703,6 +710,52 @@ grub_nilfs2_valid_sb (struct grub_nilfs2_super_block *sbp)
   return 1;
 }
 
+static grub_err_t
+grub_nilfs2_load_sb (struct grub_nilfs2_data *data)
+{
+  grub_disk_t disk = data->disk;
+  struct grub_nilfs2_super_block sb2;
+  grub_uint64_t partition_size;
+  int valid[2];
+  int swp = 0;
+
+  /* Read first super block. */
+  grub_disk_read (disk, NILFS_1ST_SUPER_BLOCK, 0,
+		  sizeof (struct grub_nilfs2_super_block), &data->sblock);
+  /* Make sure if 1st super block is valid.  */
+  valid[0] = grub_nilfs2_valid_sb (&data->sblock);
+
+  partition_size = grub_disk_get_size (disk);
+  if (partition_size != GRUB_DISK_SIZE_UNKNOWN)
+    {
+      /* Read second super block. */
+      grub_disk_read (disk, NILFS_2ND_SUPER_BLOCK (partition_size), 0,
+		      sizeof (struct grub_nilfs2_super_block), &sb2);
+      /* Make sure if 2nd super block is valid.  */
+      valid[1] = grub_nilfs2_valid_sb (&sb2);
+    }
+  else
+    /* 2nd super block may not exist, so it's invalid. */
+    valid[1] = 0;
+
+
+
+  if (!valid[0] && !valid[1])
+    return grub_error (GRUB_ERR_BAD_FS, "not a nilfs2 filesystem");
+
+  swp = valid[1] && (!valid[0] ||
+		     grub_le_to_cpu64 (data->sblock.s_last_cno) <
+		     grub_le_to_cpu64 (sb2.s_last_cno));
+
+  /* swap if first super block is invalid or older than second one. */
+  if (swp)
+    grub_memcpy (&data->sblock, &sb2,
+		 sizeof (struct grub_nilfs2_super_block));
+
+  grub_errno = GRUB_ERR_NONE;
+  return grub_errno;
+}
+
 static struct grub_nilfs2_data *
 grub_nilfs2_mount (grub_disk_t disk)
 {
@@ -717,19 +770,13 @@ grub_nilfs2_mount (grub_disk_t disk)
   if (!data)
     return 0;
 
+  data->disk = disk;
+
   /* Read the superblock.  */
-  grub_disk_read (disk, 1 * 2, 0, sizeof (struct grub_nilfs2_super_block),
+  grub_nilfs2_load_sb (data);
-		  &data->sblock);
   if (grub_errno)
     goto fail;
 
-  /* Make sure this is an nilfs2 filesystem.  */
-  if (!grub_nilfs2_valid_sb (&data->sblock))
-    {
-      grub_error (GRUB_ERR_BAD_FS, "not a nilfs2 filesystem");
-      goto fail;
-    }
-
   nilfs2_block_count = (1 << LOG2_NILFS2_BLOCK_SIZE (data));
 
   /* Read the last segment summary. */
@@ -748,8 +795,6 @@ grub_nilfs2_mount (grub_disk_t disk)
   if (grub_errno)
     goto fail;
 
-  data->disk = disk;
-
   grub_nilfs2_read_last_checkpoint (data, &last_checkpoint);
 
   if (grub_errno)

fs/reiserfs.c

@@ -929,7 +929,7 @@ grub_reiserfs_iterate_dir (grub_fshelp_node_t item,
                                       "Warning : %s has no stat block !\n",
                                       entry_name);
                       grub_free (entry_item);
-                      continue;
+                      goto next;
                     }
                 }
               if (hook (entry_name, entry_type, entry_item))
@@ -940,6 +940,7 @@ grub_reiserfs_iterate_dir (grub_fshelp_node_t item,
                   goto found;
                 }
 
+next:
               *entry_name = 0; /* Make sure next entry name (which is just
                                   before this one in disk order) stops before
                                   the current one.  */

genmk.rb

@@ -228,7 +228,7 @@ VIDEOFILES += #{video}
 
 #{fs}: #{src} $(#{src}_DEPENDENCIES) genfslist.sh
 	set -e; \
-	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
+	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} -DGRUB_LST_GENERATOR $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
 	  | sh $(srcdir)/genfslist.sh #{symbolic_name} > $@ || (rm -f $@; exit 1)
 
 #{parttool}: #{src} $(#{src}_DEPENDENCIES) genparttoollist.sh
@@ -238,7 +238,7 @@ VIDEOFILES += #{video}
 
 #{partmap}: #{src} $(#{src}_DEPENDENCIES) genpartmaplist.sh
 	set -e; \
-	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
+	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} -DGRUB_LST_GENERATOR $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
 	  | sh $(srcdir)/genpartmaplist.sh #{symbolic_name} > $@ || (rm -f $@; exit 1)
 
 #{handler}: #{src} $(#{src}_DEPENDENCIES) genhandlerlist.sh
@@ -253,7 +253,7 @@ VIDEOFILES += #{video}
 
 #{video}: #{src} $(#{src}_DEPENDENCIES) genvideolist.sh
 	set -e; \
-	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
+	  $(TARGET_CC) -I#{dir} -I$(srcdir)/#{dir} $(TARGET_CPPFLAGS) #{extra_flags} -DGRUB_LST_GENERATOR $(TARGET_#{flag}) $(#{prefix}_#{flag}) -E $< \
 	  | sh $(srcdir)/genvideolist.sh #{symbolic_name} > $@ || (rm -f $@; exit 1)
 
 "

gettext/gettext.c

@@ -309,14 +309,10 @@ grub_gettext_init_ext (const char *lang)
 static void
 grub_gettext_delete_list (void)
 {
-  struct grub_gettext_msg *item;
+  while (grub_gettext_msg_list)
-
-  while ((item =
-	  grub_list_pop (GRUB_AS_LIST_P (&grub_gettext_msg_list))) != 0)
     {
-      char *original = (char *) ((struct grub_gettext_msg *) item)->name;
+      grub_free ((char *) grub_gettext_msg_list->name);
-      grub_free (original);
+      grub_gettext_msg_list = grub_gettext_msg_list->next;
-
       /* Don't delete the translated message because could be in use.  */
     }
 }

gfxmenu/font.c

@@ -0,0 +1,109 @@
+/* font.c - Font API and font file loader.  */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2003,2005,2006,2007,2008,2009,2010  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/bufio.h>
+#include <grub/dl.h>
+#include <grub/file.h>
+#include <grub/font.h>
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/types.h>
+#include <grub/video.h>
+#include <grub/bitmap.h>
+#include <grub/charset.h>
+#include <grub/unicode.h>
+#include <grub/fontformat.h>
+#include <grub/gfxmenu_view.h>
+
+/* Draw a UTF-8 string of text on the current video render target.
+   The x coordinate specifies the starting x position for the first character,
+   while the y coordinate specifies the baseline position.
+   If the string contains a character that FONT does not contain, then
+   a glyph from another loaded font may be used instead.  */
+grub_err_t
+grub_font_draw_string (const char *str, grub_font_t font,
+                       grub_video_color_t color,
+                       int left_x, int baseline_y)
+{
+  int x;
+  struct grub_font_glyph *glyph;
+  grub_uint32_t *logical;
+  grub_ssize_t logical_len, visual_len;
+  struct grub_unicode_glyph *visual, *ptr;
+
+  logical_len = grub_utf8_to_ucs4_alloc (str, &logical, 0);
+  if (logical_len < 0)
+    return grub_errno;
+
+  visual_len = grub_bidi_logical_to_visual (logical, logical_len, &visual,
+					    0, 0, 0);
+  grub_free (logical);
+  if (visual_len < 0)
+    return grub_errno;
+
+  for (ptr = visual, x = left_x; ptr < visual + visual_len; ptr++)
+    {
+      grub_err_t err;
+      glyph = grub_font_construct_glyph (font, ptr);
+      if (!glyph)
+	return grub_errno;
+      err = grub_font_draw_glyph (glyph, color, x, baseline_y);
+      x += glyph->device_width;
+      grub_free (glyph);
+      if (err)
+	return err;
+    }
+
+  grub_free (visual);
+
+  return GRUB_ERR_NONE;
+}
+
+/* Get the width in pixels of the specified UTF-8 string, when rendered in
+   in the specified font (but falling back on other fonts for glyphs that
+   are missing).  */
+int
+grub_font_get_string_width (grub_font_t font, const char *str)
+{
+  int width = 0;
+  grub_uint32_t *ptr;
+  grub_ssize_t logical_len;
+  grub_uint32_t *logical;
+
+  logical_len = grub_utf8_to_ucs4_alloc (str, &logical, 0);
+  if (logical_len < 0)
+    {
+      grub_errno = GRUB_ERR_NONE;
+      return 0;
+    }
+
+  for (ptr = logical; ptr < logical + logical_len;)
+    {
+      struct grub_unicode_glyph glyph;
+
+      ptr += grub_unicode_aglomerate_comb (ptr,
+					   logical_len - (ptr - logical),
+					   &glyph);
+      width += grub_font_get_constructed_device_width (font, &glyph);
+
+      grub_free (glyph.combining);
+    }
+
+  return width;
+}

gfxmenu/gfxmenu.c

@@ -110,6 +110,13 @@ grub_gfxmenu_try (int entry, grub_menu_t menu, int nested)
   view->nested = nested;
   view->first_timeout = -1;
 
+  grub_video_set_viewport (0, 0, mode_info.width, mode_info.height);
+  if (view->double_repaint)
+    {
+      grub_video_swap_buffers ();
+      grub_video_set_viewport (0, 0, mode_info.width, mode_info.height);
+    }
+
   grub_gfxmenu_view_draw (view);
 
   instance->data = view;

gfxmenu/gui_list.c

@@ -210,8 +210,7 @@ draw_scrollbar (list_impl_t self,
 
 /* Draw the list of items.  */
 static void
-draw_menu (list_impl_t self, int width, int drawing_scrollbar,
+draw_menu (list_impl_t self, int num_shown_items)
-	   int num_shown_items)
 {
   if (! self->menu_box || ! self->selected_item_box)
     return;
@@ -226,14 +225,20 @@ draw_menu (list_impl_t self, int width, int drawing_scrollbar,
 
   make_selected_item_visible (self);
 
-  int scrollbar_h_space = drawing_scrollbar ? self->scrollbar_width : 0;
-
   grub_gfxmenu_box_t selbox = self->selected_item_box;
   int sel_leftpad = selbox->get_left_pad (selbox);
-  int item_top = boxpad;
+  int sel_toppad = selbox->get_top_pad (selbox);
-  int item_left = boxpad + sel_leftpad;
+  int item_top = sel_toppad;
   int menu_index;
   int visible_index;
+  struct grub_video_rect oviewport;
+
+  grub_video_get_viewport (&oviewport.x, &oviewport.y,
+			   &oviewport.width, &oviewport.height);
+  grub_video_set_viewport (oviewport.x + boxpad, 
+			   oviewport.y + boxpad,
+			   oviewport.width - 2 * boxpad,
+			   oviewport.height - 2 * boxpad);
 
   for (visible_index = 0, menu_index = self->first_shown_index;
        visible_index < num_shown_items && menu_index < self->view->menu->size;
@@ -243,20 +248,16 @@ draw_menu (list_impl_t self, int width, int drawing_scrollbar,
 
       if (is_selected)
         {
-          int sel_toppad = selbox->get_top_pad (selbox);
+          selbox->set_content_size (selbox, oviewport.width - 2 * boxpad - 2,
-          selbox->set_content_size (selbox,
+				    item_height - 1);
-                                    (width - 2 * boxpad
+          selbox->draw (selbox, 0,
-                                     - scrollbar_h_space),
-                                    item_height);
-          selbox->draw (selbox,
-                        item_left - sel_leftpad,
                         item_top - sel_toppad);
         }
 
       struct grub_video_bitmap *icon;
       if ((icon = get_item_icon (self, menu_index)) != 0)
         grub_video_blit_bitmap (icon, GRUB_VIDEO_BLIT_BLEND,
-                                item_left,
+                                sel_leftpad,
                                 item_top + (item_height - self->icon_height) / 2,
                                 0, 0, self->icon_width, self->icon_height);
 
@@ -273,12 +274,16 @@ draw_menu (list_impl_t self, int width, int drawing_scrollbar,
       grub_font_draw_string (item_title,
                              font,
                              grub_gui_map_color (text_color),
-                             item_left + self->icon_width + icon_text_space,
+                             sel_leftpad + self->icon_width + icon_text_space,
                              (item_top + (item_height - (ascent + descent))
                               / 2 + ascent));
 
       item_top += item_height + item_vspace;
     }
+  grub_video_set_viewport (oviewport.x,
+			   oviewport.y,
+			   oviewport.width,
+			   oviewport.height);
 }
 
 static void
@@ -320,7 +325,7 @@ list_paint (void *vself, const grub_video_rect_t *region)
     box->draw (box, 0, 0);
 
     grub_gui_set_viewport (&content_rect, &vpsave2);
-    draw_menu (self, content_rect.width, drawing_scrollbar, num_shown_items);
+    draw_menu (self, num_shown_items);
     grub_gui_restore_viewport (&vpsave2);
 
     if (drawing_scrollbar)
@@ -329,7 +334,7 @@ list_paint (void *vself, const grub_video_rect_t *region)
 		      0, self->view->menu->size,
 		      self->bounds.width - box_right_pad
 		      + self->scrollbar_width,
-		      box_top_pad + self->item_padding,
+		      box_top_pad,
 		      self->bounds.height - box_top_pad - box_bottom_pad);
   }
 
@@ -383,6 +388,9 @@ list_get_minimal_size (void *vself, unsigned *width, unsigned *height)
       int box_bottom_pad = box->get_bottom_pad (box);
       unsigned width_s;
 
+      grub_gfxmenu_box_t selbox = self->selected_item_box;
+      int sel_toppad = selbox->get_top_pad (selbox);
+      
       *width = grub_font_get_string_width (self->item_font, "Typical OS");
       width_s = grub_font_get_string_width (self->selected_item_font,
 					    "Typical OS");
@@ -395,7 +403,7 @@ list_get_minimal_size (void *vself, unsigned *width, unsigned *height)
       *height = (item_height * num_items
                  + item_vspace * (num_items - 1)
                  + 2 * boxpad
-                 + box_top_pad + box_bottom_pad);
+                 + box_top_pad + box_bottom_pad + sel_toppad);
     }
   else
     {

gfxmenu/view.c

@@ -357,11 +357,6 @@ grub_gfxmenu_draw_terminal_box (void)
   term_box->draw (term_box,
 		  term_rect.x - term_box->get_left_pad (term_box),
 		  term_rect.y - term_box->get_top_pad (term_box));
-  grub_video_swap_buffers ();
-  if (term_view->double_repaint)
-    term_box->draw (term_box,
-		    term_rect.x - term_box->get_left_pad (term_box),
-		    term_rect.y - term_box->get_top_pad (term_box));
 }
 
 static void

include/grub/ata.h

@@ -32,6 +32,12 @@ typedef enum
     GRUB_ATA_LBA48
   } grub_ata_addressing_t;
 
+#define GRUB_ATA_CH0_PORT1 0x1f0
+#define GRUB_ATA_CH1_PORT1 0x170
+
+#define GRUB_ATA_CH0_PORT2 0x3f6
+#define GRUB_ATA_CH1_PORT2 0x376
+
 #define GRUB_ATA_REG_DATA	0
 #define GRUB_ATA_REG_ERROR	1
 #define GRUB_ATA_REG_FEATURES	1

include/grub/bsdlabel.h

@@ -63,6 +63,8 @@
 #define	GRUB_PC_PARTITION_OPENBSD_TYPE_NTFS	18
 #define	GRUB_PC_PARTITION_OPENBSD_TYPE_RAID	19
 
+#define GRUB_PC_PARTITION_BSD_LABEL_WHOLE_DISK_PARTITION 2
+
 /* The BSD partition entry.  */
 struct grub_partition_bsd_entry
 {

include/grub/charset.h

@@ -117,5 +117,11 @@ grub_is_valid_utf8 (const grub_uint8_t *src, grub_size_t srcsize);
 
 int grub_utf8_to_ucs4_alloc (const char *msg, grub_uint32_t **unicode_msg,
 			     grub_uint32_t **last_position);
+void
+grub_ucs4_to_utf8 (grub_uint32_t *src, grub_size_t size,
+		   grub_uint8_t *dest, grub_size_t destsize);
+grub_size_t grub_utf8_to_ucs4 (grub_uint32_t *dest, grub_size_t destsize,
+			       const grub_uint8_t *src, grub_size_t srcsize,
+			       const grub_uint8_t **srcend);
 
 #endif

include/grub/command.h

@@ -115,12 +115,7 @@ grub_command_execute (const char *name, int argc, char **argv)
   return (cmd) ? cmd->func (cmd, argc, argv) : GRUB_ERR_FILE_NOT_FOUND;
 }
 
-static inline int
+#define FOR_COMMANDS(var) FOR_LIST_ELEMENTS((var), grub_command_list)
-grub_command_iterate (int (*func) (grub_command_t))
-{
-  return grub_list_iterate (GRUB_AS_LIST (grub_command_list),
-			    (grub_list_hook_t) func);
-}
 
 void grub_register_core_commands (void);
 

include/grub/cs5536.h

@@ -0,0 +1,190 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2010  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_CS5536_HEADER
+#define GRUB_CS5536_HEADER 1
+
+#ifndef ASM_FILE
+#include <grub/pci.h>
+#include <grub/err.h>
+#include <grub/smbus.h>
+#endif
+
+#define GRUB_CS5536_PCIID 0x208f1022
+#define GRUB_CS5536_MSR_MAILBOX_ADDR  0xf4
+#define GRUB_CS5536_MSR_MAILBOX_DATA0 0xf8
+#define GRUB_CS5536_MSR_MAILBOX_DATA1 0xfc
+#define GRUB_CS5536_MSR_IRQ_MAP_BAR 0x80000008
+#define GRUB_CS5536_MSR_SMB_BAR 0x8000000b
+
+#define GRUB_CS5536_SMBUS_REGS_SIZE 8
+#define GRUB_CS5536_GPIO_REGS_SIZE 256
+#define GRUB_CS5536_MFGPT_REGS_SIZE 64
+#define GRUB_CS5536_IRQ_MAP_REGS_SIZE 32
+#define GRUB_CS5536_PM_REGS_SIZE 128
+#define GRUB_CS5536_ACPI_REGS_SIZE 32
+
+#define GRUB_CS5536_USB_OPTION_REGS_SIZE 0x1c
+#define GRUB_CS5536_USB_OPTION_REG_UOCMUX  1
+#define GRUB_CS5536_USB_OPTION_REG_UOCMUX_PMUX_MASK 0x03
+#define GRUB_CS5536_USB_OPTION_REG_UOCMUX_PMUX_HC   0x02
+
+#define GRUB_CS5536_DESTINATION_GLIU     0
+#define GRUB_CS5536_DESTINATION_GLPCI_SB 1
+#define GRUB_CS5536_DESTINATION_USB      2
+#define GRUB_CS5536_DESTINATION_IDE      3
+#define GRUB_CS5536_DESTINATION_DD       4
+#define GRUB_CS5536_DESTINATION_ACC      5
+#define GRUB_CS5536_DESTINATION_GLCP     7
+
+#define GRUB_CS5536_P2D_DEST_SHIFT    61
+#define GRUB_CS5536_P2D_LOG_ALIGN  12
+#define GRUB_CS5536_P2D_ALIGN  (1 << GRUB_CS5536_P2D_LOG_ALIGN)
+#define GRUB_CS5536_P2D_BASE_SHIFT 20
+#define GRUB_CS5536_P2D_MASK_SHIFT 0
+
+#define GRUB_CS5536_MSR_GL_IOD_START 0x000100e0
+#define GRUB_CS5536_IOD_DEST_SHIFT    61
+#define GRUB_CS5536_IOD_BASE_SHIFT    20
+#define GRUB_CS5536_IOD_MASK_SHIFT 0
+#define GRUB_CS5536_IOD_ADDR_MASK     0xfffff
+
+#define GRUB_CS5536_MSR_GPIO_BAR 0x8000000c
+#define GRUB_CS5536_MSR_MFGPT_BAR 0x8000000d
+#define GRUB_CS5536_MSR_ACPI_BAR 0x8000000e
+#define GRUB_CS5536_MSR_PM_BAR 0x8000000f
+#define GRUB_CS5536_MSR_DIVIL_LEG_IO 0x80000014
+#define GRUB_CS5536_MSR_DIVIL_LEG_IO_RTC_ENABLE0 0x00000001
+#define GRUB_CS5536_MSR_DIVIL_LEG_IO_RTC_ENABLE1 0x00000002
+#define GRUB_CS5536_MSR_DIVIL_LEG_IO_MODE_X86    0x10000000
+#define GRUB_CS5536_MSR_DIVIL_LEG_IO_F_REMAP     0x04000000
+#define GRUB_CS5536_MSR_DIVIL_IRQ_MAPPER_PRIMARY_MASK 0x80000024
+#define GRUB_CS5536_MSR_DIVIL_IRQ_MAPPER_LPC_MASK 0x80000025
+#define GRUB_CS5536_DIVIL_LPC_INTERRUPTS 0x1002
+#define GRUB_CS5536_MSR_DIVIL_LPC_SERIAL_IRQ_CONTROL 0x8000004e
+#define GRUB_CS5536_MSR_DIVIL_LPC_SERIAL_IRQ_CONTROL_ENABLE 0x80
+
+#define GRUB_CS5536_MSR_USB_OHCI_BASE 0x40000008
+#define GRUB_CS5536_MSR_USB_EHCI_BASE 0x40000009
+#define GRUB_CS5536_MSR_USB_CONTROLLER_BASE 0x4000000a
+#define GRUB_CS5536_MSR_USB_OPTION_CONTROLLER_BASE 0x4000000b
+#define GRUB_CS5536_MSR_USB_BASE_ADDR_MASK     0x00ffffff00ULL
+#define GRUB_CS5536_MSR_USB_BASE_BUS_MASTER    0x0400000000ULL
+#define GRUB_CS5536_MSR_USB_BASE_MEMORY_ENABLE 0x0200000000ULL
+#define GRUB_CS5536_MSR_USB_BASE_PME_ENABLED       0x0800000000ULL
+#define GRUB_CS5536_MSR_USB_BASE_PME_STATUS        0x1000000000ULL
+#define GRUB_CS5536_MSR_USB_EHCI_BASE_FLDJ_SHIFT 40
+
+#define GRUB_CS5536_MSR_IDE_IO_BAR 0x60000008
+#define GRUB_CS5536_MSR_IDE_IO_BAR_UNITS 1
+#define GRUB_CS5536_MSR_IDE_IO_BAR_ADDR_MASK 0xfffffff0
+#define GRUB_CS5536_MSR_IDE_CFG 0x60000010
+#define GRUB_CS5536_MSR_IDE_CFG_CHANNEL_ENABLE 2
+#define GRUB_CS5536_MSR_IDE_TIMING 0x60000012
+#define GRUB_CS5536_MSR_IDE_TIMING_PIO0 0x98
+#define GRUB_CS5536_MSR_IDE_TIMING_DRIVE0_SHIFT 24
+#define GRUB_CS5536_MSR_IDE_TIMING_DRIVE1_SHIFT 16
+#define GRUB_CS5536_MSR_IDE_CAS_TIMING 0x60000013
+#define GRUB_CS5536_MSR_IDE_CAS_TIMING_CMD_PIO0 0x99
+#define GRUB_CS5536_MSR_IDE_CAS_TIMING_CMD_SHIFT 24
+#define GRUB_CS5536_MSR_IDE_CAS_TIMING_DRIVE0_SHIFT 6
+#define GRUB_CS5536_MSR_IDE_CAS_TIMING_DRIVE1_SHIFT 4
+#define GRUB_CS5536_MSR_IDE_CAS_TIMING_PIO0 2
+
+#define GRUB_CS5536_MSR_GL_PCI_CTRL 0x00000010
+#define GRUB_CS5536_MSR_GL_PCI_CTRL_MEMORY_ENABLE 1
+#define GRUB_CS5536_MSR_GL_PCI_CTRL_IO_ENABLE 2
+#define GRUB_CS5536_MSR_GL_PCI_CTRL_LATENCY_SHIFT 35
+#define GRUB_CS5536_MSR_GL_PCI_CTRL_OUT_THR_SHIFT 60
+#define GRUB_CS5536_MSR_GL_PCI_CTRL_IN_THR_SHIFT 56
+
+#define GRUB_CS5536_MSR_GL_REGIONS_START 0x00000020
+#define GRUB_CS5536_MSR_GL_REGIONS_NUM   16
+#define GRUB_CS5536_MSR_GL_REGION_ENABLE 1
+#define GRUB_CS5536_MSR_GL_REGION_IO        0x100000000ULL
+#define GRUB_CS5536_MSR_GL_REGION_BASE_MASK 0xfffff000ULL
+#define GRUB_CS5536_MSR_GL_REGION_IO_BASE_SHIFT 12
+#define GRUB_CS5536_MSR_GL_REGION_TOP_MASK 0xfffff00000000000ULL
+#define GRUB_CS5536_MSR_GL_REGION_IO_TOP_SHIFT 44
+
+#define GRUB_CS5536_MSR_GL_P2D_START 0x00010020
+
+#define GRUB_CS5536_SMB_REG_DATA 0x0
+#define GRUB_CS5536_SMB_REG_STATUS 0x1
+#define GRUB_CS5536_SMB_REG_STATUS_SDAST (1 << 6)
+#define GRUB_CS5536_SMB_REG_STATUS_BER (1 << 5)
+#define GRUB_CS5536_SMB_REG_STATUS_NACK (1 << 4)
+#define GRUB_CS5536_SMB_REG_CTRL1 0x3
+#define GRUB_CS5536_SMB_REG_CTRL1_START 0x01
+#define GRUB_CS5536_SMB_REG_CTRL1_STOP  0x02
+#define GRUB_CS5536_SMB_REG_CTRL1_ACK   0x10
+#define GRUB_CS5536_SMB_REG_ADDR 0x4
+#define GRUB_CS5536_SMB_REG_ADDR_MASTER 0x0
+#define GRUB_CS5536_SMB_REG_CTRL2 0x5
+#define GRUB_CS5536_SMB_REG_CTRL2_ENABLE 0x1
+#define GRUB_CS5536_SMB_REG_CTRL3 0x6
+
+#ifdef ASM_FILE
+#define GRUB_ULL(x) x
+#else
+#define GRUB_ULL(x) x ## ULL
+#endif
+
+#define GRUB_CS5536_LBAR_ADDR_MASK GRUB_ULL (0x000000000000fff8)
+#define GRUB_CS5536_LBAR_ENABLE GRUB_ULL (0x0000000100000000)
+#define GRUB_CS5536_LBAR_MASK_MASK GRUB_ULL (0x0000f00000000000)
+#define GRUB_CS5536_LBAR_TURN_ON (GRUB_CS5536_LBAR_ENABLE | GRUB_CS5536_LBAR_MASK_MASK)
+
+/* PMON-compatible LBARs.  */
+#define GRUB_CS5536_LBAR_GPIO      0xb000
+#define GRUB_CS5536_LBAR_ACC       0xb200
+#define GRUB_CS5536_LBAR_PM        0xb280
+#define GRUB_CS5536_LBAR_MFGPT     0xb300
+#define GRUB_CS5536_LBAR_ACPI      0xb340
+#define GRUB_CS5536_LBAR_IRQ_MAP   0xb360
+#define GRUB_CS5536_LBAR_IDE       0xb380
+#define GRUB_CS5536_LBAR_SMBUS     0xb390
+
+#define GRUB_GPIO_SMBUS_PINS ((1 << 14) | (1 << 15))
+#define GRUB_GPIO_REG_OUT_EN 0x4
+#define GRUB_GPIO_REG_OUT_AUX1 0x10
+#define GRUB_GPIO_REG_IN_EN 0x20
+#define GRUB_GPIO_REG_IN_AUX1 0x34
+
+#ifndef ASM_FILE
+int EXPORT_FUNC (grub_cs5536_find) (grub_pci_device_t *devp);
+
+grub_uint64_t EXPORT_FUNC (grub_cs5536_read_msr) (grub_pci_device_t dev,
+						  grub_uint32_t addr);
+void EXPORT_FUNC (grub_cs5536_write_msr) (grub_pci_device_t dev,
+					  grub_uint32_t addr,
+					  grub_uint64_t val);
+grub_err_t grub_cs5536_read_spd_byte (grub_port_t smbbase, grub_uint8_t dev,
+				      grub_uint8_t addr, grub_uint8_t *res);
+grub_err_t EXPORT_FUNC (grub_cs5536_read_spd) (grub_port_t smbbase,
+					       grub_uint8_t dev,
+					       struct grub_smbus_spd *res);
+grub_err_t grub_cs5536_smbus_wait (grub_port_t smbbase);
+grub_err_t EXPORT_FUNC (grub_cs5536_init_smbus) (grub_pci_device_t dev,
+						 grub_uint16_t divisor,
+						 grub_port_t *smbbase);
+
+void grub_cs5536_init_geode (grub_pci_device_t dev);
+#endif
+
+#endif

include/grub/disk.h

@@ -138,6 +138,9 @@ typedef struct grub_disk_memberlist *grub_disk_memberlist_t;
 #define GRUB_DISK_CACHE_SIZE	8
 #define GRUB_DISK_CACHE_BITS	3
 
+/* Return value of grub_disk_get_size() in case disk size is unknown. */
+#define GRUB_DISK_SIZE_UNKNOWN	 0xffffffffffffffffULL
+
 /* This is called from the memory manager.  */
 void grub_disk_cache_invalidate_all (void);
 

include/grub/dl.h

@@ -82,6 +82,7 @@ struct grub_dl
   Elf_Sym *symtab;
   void (*init) (struct grub_dl *mod);
   void (*fini) (void);
+  struct grub_dl *next;
 };
 typedef struct grub_dl *grub_dl_t;
 
@@ -98,7 +99,10 @@ void grub_dl_unload_all (void);
 #endif
 int EXPORT_FUNC(grub_dl_ref) (grub_dl_t mod);
 int EXPORT_FUNC(grub_dl_unref) (grub_dl_t mod);
-void EXPORT_FUNC(grub_dl_iterate) (int (*hook) (grub_dl_t mod));
+extern grub_dl_t EXPORT_VAR(grub_dl_head);
+
+#define FOR_DL_MODULES(var) FOR_LIST_ELEMENTS ((var), (grub_dl_head))
+
 grub_dl_t EXPORT_FUNC(grub_dl_get) (const char *name);
 grub_err_t grub_dl_register_symbol (const char *name, void *addr,
 				    grub_dl_t mod);

include/grub/efi/uga_draw.h

@@ -32,7 +32,7 @@ enum grub_efi_uga_blt_operation
   GRUB_EFI_UGA_VIDEO_TO_BLT,
   GRUB_EFI_UGA_BLT_TO_VIDEO,
   GRUB_EFI_UGA_VIDEO_TO_VIDEO,
-  GRUB_EFI_UGA_GLT_MAX
+  GRUB_EFI_UGA_BLT_MAX
 };
 
 struct grub_efi_uga_pixel

include/grub/emu/misc.h

@@ -46,5 +46,10 @@ int EXPORT_FUNC(asprintf) (char **buf, const char *fmt, ...);
 #endif
 
 char * EXPORT_FUNC(xasprintf) (const char *fmt, ...);
+extern char * canonicalize_file_name (const char *path);
+
+#ifdef HAVE_DEVICE_MAPPER
+int grub_device_mapper_supported (void);
+#endif
 
 #endif /* GRUB_EMU_MISC_H */

include/grub/font.h

@@ -22,6 +22,7 @@
 #include <grub/types.h>
 #include <grub/video.h>
 #include <grub/file.h>
+#include <grub/unicode.h>
 
 /* Forward declaration of opaque structure grub_font.
    Users only pass struct grub_font pointers to the font module functions,
@@ -69,6 +70,11 @@ struct grub_font_glyph
   grub_uint8_t bitmap[0];
 };
 
+/* Part of code field which is really used as such.  */
+#define GRUB_FONT_CODE_CHAR_MASK     0x001fffff
+#define GRUB_FONT_CODE_RIGHT_JOINED  0x80000000
+#define GRUB_FONT_CODE_LEFT_JOINED   0x40000000
+
 /* Initialize the font loader.
    Must be called before any fonts are loaded or used.  */
 void grub_font_loader_init (void);
@@ -97,8 +103,7 @@ int EXPORT_FUNC (grub_font_get_leading) (grub_font_t font);
 
 int EXPORT_FUNC (grub_font_get_height) (grub_font_t font);
 
-int EXPORT_FUNC (grub_font_get_string_width) (grub_font_t font,
+int EXPORT_FUNC (grub_font_get_xheight) (grub_font_t font);
-					      const char *str);
 
 struct grub_font_glyph *EXPORT_FUNC (grub_font_get_glyph) (grub_font_t font,
 							   grub_uint32_t code);
@@ -110,9 +115,11 @@ grub_err_t EXPORT_FUNC (grub_font_draw_glyph) (struct grub_font_glyph *glyph,
 					       grub_video_color_t color,
 					       int left_x, int baseline_y);
 
-grub_err_t EXPORT_FUNC (grub_font_draw_string) (const char *str,
+int
-						grub_font_t font,
+EXPORT_FUNC (grub_font_get_constructed_device_width) (grub_font_t hinted_font,
-						grub_video_color_t color,
+					const struct grub_unicode_glyph *glyph_id);
-						int left_x, int baseline_y);
+struct grub_font_glyph *
+EXPORT_FUNC (grub_font_construct_glyph) (grub_font_t hinted_font,
+			   const struct grub_unicode_glyph *glyph_id);
 
 #endif /* ! GRUB_FONT_HEADER */

include/grub/fs.h

@@ -24,6 +24,8 @@
 #include <grub/symbol.h>
 #include <grub/types.h>
 
+#include <grub/list.h>
+
 /* Forward declaration is required, because of mutual reference.  */
 struct grub_file;
 
@@ -38,6 +40,9 @@ struct grub_dirhook_info
 /* Filesystem descriptor.  */
 struct grub_fs
 {
+  /* The next filesystem.  */
+  struct grub_fs *next;
+
   /* My name.  */
   const char *name;
 
@@ -72,9 +77,6 @@ struct grub_fs
   /* Whether this filesystem reserves first sector for DOS-style boot.  */
   int reserved_first_sector;
 #endif
-
-  /* The next filesystem.  */
-  struct grub_fs *next;
 };
 typedef struct grub_fs *grub_fs_t;
 
@@ -87,10 +89,24 @@ extern struct grub_fs grub_fs_blocklist;
    the linked list GRUB_FS_LIST through the function grub_fs_register.  */
 typedef int (*grub_fs_autoload_hook_t) (void);
 extern grub_fs_autoload_hook_t EXPORT_VAR(grub_fs_autoload_hook);
+extern grub_fs_t EXPORT_VAR (grub_fs_list);
+
+#ifndef GRUB_LST_GENERATOR
+static inline void
+grub_fs_register (grub_fs_t fs)
+{
+  grub_list_push (GRUB_AS_LIST_P (&grub_fs_list), GRUB_AS_LIST (fs));
+}
+#endif
+
+static inline void
+grub_fs_unregister (grub_fs_t fs)
+{
+  grub_list_remove (GRUB_AS_LIST_P (&grub_fs_list), GRUB_AS_LIST (fs));
+}
+
+#define FOR_FILESYSTEMS(var) FOR_LIST_ELEMENTS((var), (grub_fs_list))
 
-void EXPORT_FUNC(grub_fs_register) (grub_fs_t fs);
-void EXPORT_FUNC(grub_fs_unregister) (grub_fs_t fs);
-void EXPORT_FUNC(grub_fs_iterate) (int (*hook) (const grub_fs_t fs));
 grub_fs_t EXPORT_FUNC(grub_fs_probe) (grub_device_t device);
 
 #endif /* ! GRUB_FS_HEADER */

include/grub/gfxmenu_view.h

@@ -62,6 +62,14 @@ grub_gfxmenu_print_timeout (int timeout, void *data);
 void
 grub_gfxmenu_set_chosen_entry (int entry, void *data);
 
+grub_err_t grub_font_draw_string (const char *str,
+				  grub_font_t font,
+				  grub_video_color_t color,
+				  int left_x, int baseline_y);
+int grub_font_get_string_width (grub_font_t font,
+				const char *str);
+
+
 /* Implementation details -- this should not be used outside of the
    view itself.  */
 

include/grub/handler.h

@@ -1,60 +0,0 @@
-/* handler.h - header for grub handler */
-/*
- *  GRUB  --  GRand Unified Bootloader
- *  Copyright (C) 2009  Free Software Foundation, Inc.
- *
- *  GRUB is free software: you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation, either version 3 of the License, or
- *  (at your option) any later version.
- *
- *  GRUB is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef GRUB_HANDLER_HEADER
-#define GRUB_HANDLER_HEADER 1
-
-#include <grub/list.h>
-#include <grub/err.h>
-
-struct grub_handler
-{
-  struct grub_handler *next;
-  const char *name;
-  grub_err_t (*init) (void);
-  grub_err_t (*fini) (void);
-};
-typedef struct grub_handler *grub_handler_t;
-
-struct grub_handler_class
-{
-  struct grub_handler_class *next;
-  const char *name;
-  grub_handler_t handler_list;
-  grub_handler_t cur_handler;
-};
-typedef struct grub_handler_class *grub_handler_class_t;
-
-extern grub_handler_class_t EXPORT_VAR(grub_handler_class_list);
-
-void EXPORT_FUNC(grub_handler_register) (grub_handler_class_t class,
-					 grub_handler_t handler);
-void EXPORT_FUNC(grub_handler_unregister) (grub_handler_class_t class,
-					   grub_handler_t handler);
-grub_err_t EXPORT_FUNC(grub_handler_set_current) (grub_handler_class_t class,
-						  grub_handler_t handler);
-
-#define GRUB_AS_HANDLER(ptr) \
-  ((GRUB_FIELD_MATCH (ptr, grub_handler_t, next) && \
-    GRUB_FIELD_MATCH (ptr, grub_handler_t, name) && \
-    GRUB_FIELD_MATCH (ptr, grub_handler_t, init) && \
-    GRUB_FIELD_MATCH (ptr, grub_handler_t, fini)) ? \
-   (grub_handler_t) ptr : grub_bad_type_cast ())
-
-#endif /* ! GRUB_HANDLER_HEADER */

include/grub/i18n.h

@@ -22,10 +22,10 @@
 #include <config.h>
 #include <grub/symbol.h>
 
-extern const char *(*EXPORT_VAR(grub_gettext)) (const char *s);
-
 /* NLS can be disabled through the configure --disable-nls option.  */
-#if (defined(ENABLE_NLS) && ENABLE_NLS)
+#if (defined(ENABLE_NLS) && ENABLE_NLS) || !defined (GRUB_UTIL)
+
+extern const char *(*EXPORT_VAR(grub_gettext)) (const char *s);
 
 # ifdef GRUB_UTIL
 
@@ -41,19 +41,11 @@ extern const char *(*EXPORT_VAR(grub_gettext)) (const char *s);
    for invalid uses of the value returned from these functions.
    On pre-ANSI systems without 'const', the config.h file is supposed to
    contain "#define const".  */
-# ifdef GRUB_UTIL
 static inline const char * __attribute__ ((always_inline))
 gettext (const char *str)
 {
   return str;
 }
-# else
-static inline const char * __attribute__ ((always_inline))
-grub_gettext (const char *str)
-{
-  return str;
-}
-# endif /* GRUB_UTIL */
 
 #endif /* (defined(ENABLE_NLS) && ENABLE_NLS) */
 

include/grub/i386/pc/console.h

@@ -40,12 +40,15 @@
 #include <grub/i386/vga_common.h>
 
 /* These are global to share code between C and asm.  */
-int grub_console_checkkey (void);
+int grub_console_checkkey (struct grub_term_input *term);
-int grub_console_getkey (void);
+int grub_console_getkey (struct grub_term_input *term);
-grub_uint16_t grub_console_getxy (void);
+grub_uint16_t grub_console_getxy (struct grub_term_output *term);
-void grub_console_gotoxy (grub_uint8_t x, grub_uint8_t y);
+void grub_console_gotoxy (struct grub_term_output *term,
-void grub_console_cls (void);
+			  grub_uint8_t x, grub_uint8_t y);
-void grub_console_setcursor (int on);
+void grub_console_cls (struct grub_term_output *term);
+void grub_console_setcursor (struct grub_term_output *term, int on);
+void grub_console_putchar (struct grub_term_output *term,
+			   const struct grub_unicode_glyph *c);
 
 /* Initialize the console system.  */
 void grub_console_init (void);