Interrupt wrapping and code simplifications.

* Makefile.util.def (grub-mkrescue): Use x86 tg instead of
	x86_noieee1275 which are functionaly equivalent in this case.
	(grub-install): Make source on each platform explicit. Enable on
	all noemu.
	* gentpl.py (x86_efi_pc): Removed group.
	(x86_noefi): Likewise.
	(i386_noefi): Likewise.
	(x86_noieee1275): Likewise.
	(i386_noieee1275): Likewise.
	(i386_noefi_noieee1275): Likewise.
	(i386_pc_qemu_coreboot): Likewise.
	(i386_coreboot_multiboot): Likewise.
	(i386_pc_coreboot_multiboot_qemu): Likewise.
	(x86_noefi_mips): Likewise.
	(noieee1275): Likewise.
	(ieee1275_mips): Likewise.
	(noemu_noieee1275): Likewise.
	(cmos): New group.
	(usb): Likewise.
	(videoinkernel): Likewise.
	(videomodules): Likewise.
	* grub-core/Makefile.am (KERNEL_HEADER_FILES): Remove
	include/grub/elf.h, include/grub/elfload.h, include/grub/net.h,
	include/grub/reader.h, include/grub/symbol.h, include/grub/types.h,
	include/grub/loader.h, include/grub/msdos_partition.h,
	include/grub/machine/biosdisk.h, include/grub/machine/boot.h,
	include/grub/machine/console.h, include/grub/machine/vga.h,
	include/grub/machine/vbe.h, include/grub/machine/init.h,
	include/grub/machine/kernel.h, include/grub/cpu/time.h,
	include/grub/cpu/types.h, include/grub/gzio.h and include/grub/menu.h
	(KERNEL_HEADER_FILES) [i386-pc]: Add include/grub/machine/int.h.
	(KERNEL_HEADER_FILES) [i386-ieee1275]: Add include/grub/i386/pit.h
	* grub-core/Makefile.core.def (kernel): Explicit the source for
	startup. Explicit the platforms using kern/generic/rtc_get_time_ms.c.
	Split ieee1275_mips. Remove kern/i386/halt.c. Remove kern/i386/misc.S.
	Enable kern/i386/pit.c on all x86. Remove kern/i386/ieee1275/init.c.
	Use videoinkernel tag.
	(usb): Enable on all usb.
	(usbserial_common): Likewise.
	(usbserial_pl2303): Likewise.
	(usbserial_ftdi): Likewise.
	(uhci): Enable on all x86.
	(ohci): Enable on all pci.
	(cmostest): Enable on all CMOS.
	(acpi): Include commands/acpi.c on all platforms.
	(halt): Add relevant lib/*/halt.c.
	(hdparm): Enable on all pci.
	(lspci): Likewise.
	(usbtest): Enable on all usb.
	(ata): Enable on all pci.
	(ata_pthru): Likewise.
	(usbms): Enable on all usb.
	(usb_keyboard): Likewise.
	(font): Use tag videomodules.
	(bufio): Likewise.
	(datetime): Use tag cmos. Enable on all noemu.
	(mmap): Use tags common and x86.
	(gfxterm): Use tag videomodules.
	(bitmap): Likewise.
	(bitmap_scale): Likewise.
	(video_fb): Likewise.
	(video): Likewise.
	* grub-core/bus/usb/ohci.c (grub_ohci_td): Make link_td a pointer and
	adjust padding accordingly. All users updated.
	(grub_ohci_transaction): Fix bad format specification.
	(GRUB_MOD_INIT): Add asserts for struct size.
	* grub-core/bus/usb/uhci.c (grub_uhci_pci_iter): Add explicit casts.
	(grub_alloc_td): Likewise.
	(grub_free_queue): Likewise.
	(grub_uhci_transfer): Likewise.
	(grub_uhci_transaction): Fix bad format specification.
	* grub-core/bus/usb/usbtrans.c (grub_usb_control_msg): Likewise.
	(grub_usb_bulk_readwrite): Likewise.
	* grub-core/kern/i386/misc.S (grub_stop): Moved from here ...
	* grub-core/commands/i386/pc/halt.c (stop): ...here. Transformed into C.
	Made static.
	* grub-core/lib/i386/halt.c (stop): ... and here. Transformed into C.
	Made static.
	* grub-core/kern/i386/pc/startup.S (grub_halt): Moved from here ...
	* grub-core/commands/i386/pc/halt.c (grub_halt): ...here.
	Transformed into C.
	* grub-core/kern/i386/pc/startup.S (grub_biosdisk_rw_int13_extensions):
	Moved from here ...
	* grub-core/disk/i386/pc/biosdisk.c (grub_biosdisk_rw_int13_extensions):
	... here. Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S (grub_biosdisk_rw_standard):
	Moved from here ...
	* grub-core/disk/i386/pc/biosdisk.c (grub_biosdisk_rw_standard):
	... here. Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S
	(grub_biosdisk_check_int13_extensions): Moved from here ...
	* grub-core/disk/i386/pc/biosdisk.c
	(grub_biosdisk_check_int13_extensions): ... here. Transformed into C.
	Made static.
	* grub-core/kern/i386/pc/startup.S
	(grub_biosdisk_get_cdinfo_int13_extensions): Moved from here ...
	* grub-core/disk/i386/pc/biosdisk.c
	(grub_biosdisk_get_cdinfo_int13_extensions): ... here.
	Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S
	(grub_biosdisk_get_diskinfo_int13_extensions): Moved from here ...
	* grub-core/disk/i386/pc/biosdisk.c
	(grub_biosdisk_get_diskinfo_int13_extensions): ... here.
	Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S
	(grub_biosdisk_get_diskinfo_standard): Moved from here ...
	* grub-core/disk/i386/pc/biosdisk.c
	(grub_biosdisk_get_diskinfo_standard): ... here.
	Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S
	(grub_biosdisk_get_num_floppies): Moved from here ...
	* grub-core/disk/i386/pc/biosdisk.c
	(grub_biosdisk_get_num_floppies): ... here.
	Transformed into C. Made static.
	* grub-core/disk/i386/pc/biosdisk.c (grub_biosdisk_get_diskinfo_real):
	New function.
	* grub-core/kern/i386/pc/startup.S (grub_pxe_scan): Moved from here ...
	* grub-core/fs/i386/pc/pxe.c (grub_pxe_scan): ... here.
	Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S (grub_rm_entry): Moved from here ...
	* grub-core/fs/i386/pc/pxe.c (grub_rm_entry): ... here.
	Transformed into C. Made static.
	* grub-core/kern/i386/ieee1275/init.c: Removed.
	* grub-core/kern/i386/misc.S: Likewise.
	* grub-core/kern/i386/pc/startup.S (grub_get_memsize):
	Splitted from here ...
	* grub-core/kern/i386/pc/init.c (grub_get_conv_memsize): ... here.
	Transformed into C. Made static. All users updated.
	* grub-core/kern/i386/pc/mmap.c (grub_get_ext_memsize): ... and here.
	Transformed into C. Made static. All users updated.
	* grub-core/kern/i386/pc/startup.S (grub_get_eisa_mmap):
	Moved from here...
	* grub-core/kern/i386/pc/mmap.c (grub_get_eisa_mmap): ... here.
	Transformed into C. Made static. All users updated.
	* grub-core/kern/i386/pc/startup.S (grub_get_mmap_entry):
	Moved from here...
	* grub-core/kern/i386/pc/mmap.c (grub_get_mmap_entry): ... here.
	Transformed into C. Made static. All users updated.
	* grub-core/kern/i386/pc/startup.S (grub_stop_floppy):
	Removed (replaced by C version).
	* grub-core/kern/i386/pc/startup.S (grub_vga_set_mode):
	Moved from here...
	* grub-core/video/i386/pc/vga.c (grub_vga_set_mode): ...here.
	Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_controller_info):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_controller_info):
	... here. Transformed into C.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_mode_info):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_mode_info):
	... here. Transformed into C.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_mode):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_mode):
	... here. Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_mode):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_mode):
	... here. Transformed into C.
	* grub-core/kern/i386/pc/startup.S
	(grub_vbe_bios_getset_dac_palette_width):Moved from here...
	* grub-core/video/i386/pc/vbe.c
	(grub_vbe_bios_getset_dac_palette_width):... here. Transformed into C.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_memory_window):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_memory_window):
	... here. Transformed into C.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_memory_window):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_memory_window):
	... here. Transformed into C.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_scanline_length):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_scanline_length):
	... here. Transformed into C.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_scanline_length):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_scanline_length):
	... here. Transformed into C.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_display_start):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_display_start):
	... here. Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_get_display_start):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_get_display_start):
	... here. Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S (grub_vbe_bios_set_palette_data):
	Moved from here...
	* grub-core/video/i386/pc/vbe.c (grub_vbe_bios_set_palette_data):
	... here. Transformed into C. Made static.
	* grub-core/kern/i386/pc/startup.S (grub_pxe_call): Receive
	pxe_rm_entry as third argument.
	(grub_bios_interrupt): New function.
	* grub-core/kern/i386/qemu/mmap.c: Remove useless include.
	* grub-core/kern/i386/qemu/startup.S (codestart): Do cli;hlt instead
	of calling grub_stop.
	* grub-core/kern/efi/efi.c (grub_halt): Moved from here ...
	* grub-core/lib/efi/halt.c (grub_halt): ...here.
	* grub-core/kern/emu/main.c (grub_halt): Moved from here ...
	* grub-core/lib/emu/halt.c (grub_halt): ... here.
	* grub-core/lib/i386/halt.c: Moved from here ...
	* grub-core/lib/i386/halt.c: ... here.
	* grub-core/kern/ieee1275/openfw.c (grub_halt): Moved from here ...
	* grub-core/lib/ieee1275/halt.c (grub_halt): ... here.
	* grub-core/loader/i386/pc/linux.c (grub_linux16_boot): Call
	grub_stop_floppy.
	* grub-core/loader/i386/xnu.c (guessfsb) [IEEE1275]: Enable.
	* include/grub/i386/coreboot/init.h: Removed.
	* include/grub/i386/multiboot/init.h: Likewise.
	* include/grub/i386/pc/biosdisk.h: Removed all function prototypes.
	* include/grub/i386/pc/init.h: Likewise except grub_gate_a20.
	* include/grub/i386/pc/int.h: New file.
	* include/grub/i386/pc/pxe.h (GRUB_PXE_SIGNATURE): New definition.
	(grub_pxe_scan): Removed.
	(grub_pxe_call): Update prototype.
	* include/grub/i386/pc/vbe.h: Removed EXPORT_FUNC and useless
	prototypes.
	* include/grub/i386/pc/vga.h (grub_vga_set_mode): Removed.
	* include/grub/i386/qemu/init.h: Removed.
	* include/grub/mips/yeeloong/kernel.h (grub_reboot): Add missing
	noreturn.
	(grub_halt): Likewise.
	* include/grub/misc.h (grub_halt): Removed EXPORT_FUNC.
	(grub_reboot): Likewise.
	* grub-core/kern/i386/coreboot/init.c (grub_stop_floppy): Moved from here...
	* include/grub/i386/floppy.h (grub_stop_floppy): ...here. Inlined.
	* grub-core/kern/i386/pc/startup.S (grub_hard_stop): Removed.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-08-30 22:02:58 +02:00
commit 21ed554bb0
39 changed files with 1284 additions and 1501 deletions

View file

@ -174,15 +174,6 @@ grub_reboot (void)
}
#endif
void
grub_halt (void)
{
grub_efi_fini ();
efi_call_4 (grub_efi_system_table->runtime_services->reset_system,
GRUB_EFI_RESET_SHUTDOWN, GRUB_EFI_SUCCESS, 0, NULL);
for (;;) ;
}
grub_err_t
grub_efi_set_virtual_address_map (grub_efi_uintn_t memory_map_size,
grub_efi_uintn_t descriptor_size,

View file

@ -66,16 +66,6 @@ grub_reboot (void)
longjmp (main_env, 1);
}
void
grub_halt (
#ifdef GRUB_MACHINE_PCBIOS
int no_apm __attribute__ ((unused))
#endif
)
{
grub_reboot ();
}
void
grub_machine_init (void)
{

View file

@ -19,7 +19,6 @@
#include <grub/kernel.h>
#include <grub/mm.h>
#include <grub/machine/time.h>
#include <grub/machine/init.h>
#include <grub/machine/memory.h>
#include <grub/machine/console.h>
#include <grub/types.h>
@ -32,13 +31,12 @@
#include <grub/time.h>
#include <grub/symbol.h>
#include <grub/cpu/io.h>
#include <grub/cpu/floppy.h>
#include <grub/cpu/tsc.h>
#ifdef GRUB_MACHINE_QEMU
#include <grub/machine/kernel.h>
#endif
#define GRUB_FLOPPY_REG_DIGITAL_OUTPUT 0x3f2
extern char _start[];
extern char _end[];
@ -48,14 +46,6 @@ grub_get_rtc (void)
grub_fatal ("grub_get_rtc() is not implemented.\n");
}
/* Stop the floppy drive from spinning, so that other software is
jumped to with a known state. */
void
grub_stop_floppy (void)
{
grub_outb (0, GRUB_FLOPPY_REG_DIGITAL_OUTPUT);
}
void
grub_exit (void)
{

View file

@ -1,42 +0,0 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2008 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/cpu/io.h>
#include <grub/machine/init.h>
#include <grub/misc.h>
const char bochs_shutdown[] = "Shutdown";
void
grub_halt (void)
{
unsigned int i;
/* Disable interrupts. */
__asm__ __volatile__ ("cli");
/* Bochs, QEMU, etc. */
for (i = 0; i < sizeof (bochs_shutdown) - 1; i++)
grub_outb (bochs_shutdown[i], 0x8900);
grub_printf ("GRUB doesn't know how to halt this machine yet!\n");
/* In order to return we'd have to check what the previous status of IF
flag was. But user most likely doesn't want to return anyway ... */
grub_stop ();
}

View file

@ -1,28 +0,0 @@
/* init.c -- Initialize GRUB on Open Firmware. */
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2003,2004,2005,2007,2008 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/cache.h>
void grub_stop_floppy (void);
void
grub_stop_floppy (void)
{
}

View file

@ -1,29 +0,0 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 1999,2000,2001,2002,2003,2005,2006,2007,2008 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/symbol.h>
.text
/*
* This call is special... it never returns... in fact it should simply
* hang at this point!
*/
FUNCTION(grub_stop)
cli
1: hlt
jmp 1b

View file

@ -23,6 +23,7 @@
#include <grub/machine/memory.h>
#include <grub/machine/console.h>
#include <grub/machine/kernel.h>
#include <grub/machine/int.h>
#include <grub/types.h>
#include <grub/err.h>
#include <grub/dl.h>
@ -139,6 +140,22 @@ compact_mem_regions (void)
}
}
/*
*
* grub_get_conv_memsize(i) : return the conventional memory size in KB.
* BIOS call "INT 12H" to get conventional memory size
* The return value in AX.
*/
static inline grub_uint16_t
grub_get_conv_memsize (void)
{
struct grub_bios_int_registers regs;
regs.flags = GRUB_CPU_INT_FLAGS_DEFAULT;
grub_bios_interrupt (0x12, &regs);
return regs.eax & 0xffff;
}
void
grub_machine_init (void)
{
@ -148,7 +165,7 @@ grub_machine_init (void)
/* Initialize the console as early as possible. */
grub_console_init ();
grub_lower_mem = grub_get_memsize (0) << 10;
grub_lower_mem = grub_get_conv_memsize () << 10;
/* Sanity check. */
if (grub_lower_mem < GRUB_MEMORY_MACHINE_RESERVED_END)

View file

@ -17,11 +17,98 @@
*/
#include <grub/machine/init.h>
#include <grub/machine/int.h>
#include <grub/machine/memory.h>
#include <grub/err.h>
#include <grub/types.h>
#include <grub/misc.h>
/*
* grub_get_ext_memsize() : return the extended memory size in KB.
* BIOS call "INT 15H, AH=88H" to get extended memory size
* The return value in AX.
*
*/
static inline grub_uint16_t
grub_get_ext_memsize (void)
{
struct grub_bios_int_registers regs;
regs.eax = 0x8800;
regs.flags = GRUB_CPU_INT_FLAGS_DEFAULT;
grub_bios_interrupt (0x15, &regs);
return regs.eax & 0xffff;
}
/* Get a packed EISA memory map. Lower 16 bits are between 1MB and 16MB
in 1KB parts, and upper 16 bits are above 16MB in 64KB parts. If error, return zero.
BIOS call "INT 15H, AH=E801H" to get EISA memory map,
AX = memory between 1M and 16M in 1K parts.
BX = memory above 16M in 64K parts.
*/
static inline grub_uint32_t
grub_get_eisa_mmap (void)
{
struct grub_bios_int_registers regs;
regs.flags = GRUB_CPU_INT_FLAGS_DEFAULT;
regs.eax = 0xe801;
grub_bios_interrupt (0x15, &regs);
if ((regs.eax & 0xff00) == 0x8600)
return 0;
return (regs.eax & 0xffff) | (regs.ebx << 16);
}
/*
*
* grub_get_mmap_entry(addr, cont) : address and old continuation value (zero to
* start), for the Query System Address Map BIOS call.
*
* Sets the first 4-byte int value of "addr" to the size returned by
* the call. If the call fails, sets it to zero.
*
* Returns: new (non-zero) continuation value, 0 if done.
*/
/* Get a memory map entry. Return next continuation value. Zero means
the end. */
static grub_uint32_t
grub_get_mmap_entry (struct grub_machine_mmap_entry *entry,
grub_uint32_t cont)
{
struct grub_bios_int_registers regs;
regs.flags = GRUB_CPU_INT_FLAGS_DEFAULT;
/* place address (+4) in ES:DI */
regs.es = ((grub_addr_t) &entry->addr) >> 4;
regs.edi = ((grub_addr_t) &entry->addr) & 0xf;
/* set continuation value */
regs.ebx = cont;
/* set default maximum buffer size */
regs.ecx = sizeof (*entry) - sizeof (entry->size);
/* set EDX to 'SMAP' */
regs.edx = 0x534d4150;
regs.eax = 0xe820;
grub_bios_interrupt (0x15, &regs);
/* write length of buffer (zero if error) into ADDR */
if ((regs.flags & GRUB_CPU_INT_FLAGS_CARRY) || regs.eax != 0x534d4150
|| regs.ecx < 0x14 || regs.ecx > 0x400)
entry->size = 0;
else
entry->size = regs.ecx;
/* return the continuation value */
return regs.ebx;
}
grub_err_t
grub_machine_mmap_iterate (int NESTED_FUNC_ATTR (*hook) (grub_uint64_t, grub_uint64_t, grub_uint32_t))
{
@ -61,7 +148,7 @@ grub_machine_mmap_iterate (int NESTED_FUNC_ATTR (*hook) (grub_uint64_t, grub_uin
hook (0x1000000, eisa_mmap & ~0xFFFF, GRUB_MACHINE_MEMORY_AVAILABLE);
}
else
hook (0x100000, grub_get_memsize (1) << 10, GRUB_MACHINE_MEMORY_AVAILABLE);
hook (0x100000, grub_get_ext_memsize () << 10, GRUB_MACHINE_MEMORY_AVAILABLE);
}
return 0;

File diff suppressed because it is too large Load diff

View file

@ -16,7 +16,6 @@
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <grub/machine/init.h>
#include <grub/machine/memory.h>
#include <grub/machine/boot.h>
#include <grub/types.h>

View file

@ -94,6 +94,9 @@ codestart:
call EXT_C(grub_main)
/* This should never happen. */
jmp EXT_C(grub_stop)
cli
1:
hlt
jmp 1b
#include "../realmode.S"

View file

@ -423,14 +423,3 @@ grub_reboot (void)
for (;;) ;
}
#endif
void
grub_halt (void)
{
/* Not standardized. We try three known commands. */
grub_ieee1275_interpret ("shut-down", 0);
grub_ieee1275_interpret ("power-off", 0);
grub_ieee1275_interpret ("poweroff", 0);
for (;;) ;
}