From 840b61d8f0fc4919fbfdfb0e8495f2c0da81b715 Mon Sep 17 00:00:00 2001 From: BVK Chaitanya Date: Tue, 27 Apr 2010 10:50:28 +0530 Subject: [PATCH 1/6] reorganized grub-emu sources to suite upcoming automake build system --- {util => bus/emu}/pci.c | 0 {util => bus/usb/emu}/usb.c | 0 conf/any-emu.rmk | 19 ++- conf/common.rmk | 4 +- include/grub/{util => emu}/console.h | 0 include/grub/{util => emu}/getroot.h | 0 include/grub/{util => emu}/hostdisk.h | 0 include/grub/emu/misc.h | 31 ++++ kern/emu/cache.S | 17 +++ {util => kern/emu}/console.c | 2 +- kern/emu/dummy/dl.c | 51 +++++++ {util => kern/emu}/getroot.c | 10 +- {util => kern/emu}/hostdisk.c | 4 +- {util => kern/emu}/hostfs.c | 0 kern/emu/lite.c | 16 +++ util/grub-emu.c => kern/emu/main.c | 42 +++++- kern/emu/misc.c | 199 ++++++++++++++++++++++++++ {util => kern/emu}/time.c | 0 util/grub-probe.c | 5 +- {util => video/emu}/sdl.c | 0 20 files changed, 378 insertions(+), 22 deletions(-) rename {util => bus/emu}/pci.c (100%) rename {util => bus/usb/emu}/usb.c (100%) rename include/grub/{util => emu}/console.h (100%) rename include/grub/{util => emu}/getroot.h (100%) rename include/grub/{util => emu}/hostdisk.h (100%) create mode 100644 include/grub/emu/misc.h create mode 100644 kern/emu/cache.S rename {util => kern/emu}/console.c (99%) create mode 100644 kern/emu/dummy/dl.c rename {util => kern/emu}/getroot.c (98%) rename {util => kern/emu}/hostdisk.c (99%) rename {util => kern/emu}/hostfs.c (100%) create mode 100644 kern/emu/lite.c rename util/grub-emu.c => kern/emu/main.c (91%) create mode 100644 kern/emu/misc.c rename {util => kern/emu}/time.c (100%) rename {util => video/emu}/sdl.c (100%) diff --git a/util/pci.c b/bus/emu/pci.c similarity index 100% rename from util/pci.c rename to bus/emu/pci.c diff --git a/util/usb.c b/bus/usb/emu/usb.c similarity index 100% rename from util/usb.c rename to bus/usb/emu/usb.c diff --git a/conf/any-emu.rmk b/conf/any-emu.rmk index d1e5754dc..5f6798d79 100644 --- a/conf/any-emu.rmk +++ b/conf/any-emu.rmk @@ -10,11 +10,11 @@ kernel_img_SOURCES = kern/device.c kern/disk.c kern/dl.c kern/env.c \ kern/parser.c kern/partition.c kern/term.c \ kern/rescue_reader.c kern/rescue_parser.c \ \ - util/console.c util/grub-emu.c util/misc.c \ - util/hostdisk.c util/getroot.c util/mm.c util/time.c \ + kern/emu/misc.c kern/emu/getroot.c kern/emu/time.c \ + kern/emu/hostdisk.c kern/emu/hostfs.c kern/emu/console.c \ \ - gnulib/progname.c util/hostfs.c disk/host.c -kernel_img_HEADERS += datetime.h util/misc.h + gnulib/progname.c disk/host.c +kernel_img_HEADERS += datetime.h emu/misc.h kernel_img_CFLAGS = $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -Wno-undef -I$(srcdir)/gnulib kernel_img_LDFLAGS = $(COMMON_LDFLAGS) TARGET_NO_STRIP = yes @@ -49,7 +49,7 @@ ifeq ($(enable_grub_emu_usb), yes) kernel_img_HEADERS += libusb.h pkglib_MODULES += libusb.mod -libusb_mod_SOURCES = util/usb.c +libusb_mod_SOURCES = bus/usb/emu/usb.c libusb_mod_CFLAGS = libusb_mod_LDFLAGS = $(COMMON_LDFLAGS) @@ -76,7 +76,7 @@ endif ifeq ($(enable_grub_emu_sdl), yes) pkglib_MODULES += sdl.mod -sdl_mod_SOURCES = util/sdl.c +sdl_mod_SOURCES = video/emu/sdl.c sdl_mod_CFLAGS = sdl_mod_LDFLAGS = $(COMMON_LDFLAGS) grub_emu_LDFLAGS += $(LIBSDL) @@ -106,8 +106,13 @@ ifneq ($(TARGET_NO_MODULES), yes) grub-emu: $(pkglib_PROGRAMS) $(CC) -o $@ $(pkglib_PROGRAMS) $(grub_emu_LDFLAGS) $(LDFLAGS) else + +pkglib_MODULES += emu.mod +emu_mod_SOURCES = kern/emu/main.c +emu_mod_CFLAGS = -I$(srcdir)/gnulib + grub-emu: $(pkglib_MODULES) $(pkglib_PROGRAMS) - $(CC) -o $@ $(pkglib_MODULES) $(pkglib_PROGRAMS) $(grub_emu_LDFLAGS) $(LDFLAGS) + $(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS) endif GRUB_EMU=grub-emu diff --git a/conf/common.rmk b/conf/common.rmk index 8df232a0b..6267d7818 100644 --- a/conf/common.rmk +++ b/conf/common.rmk @@ -25,7 +25,7 @@ util/elf/grub-mkimage.c_DEPENDENCIES = Makefile sbin_UTILITIES += grub-probe util/grub-probe.c_DEPENDENCIES = grub_probe_init.h grub_probe_SOURCES = gnulib/progname.c util/grub-probe.c \ - util/hostdisk.c util/misc.c util/getroot.c util/mm.c \ + kern/emu/hostdisk.c util/misc.c kern/emu/getroot.c util/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 \ \ @@ -60,7 +60,7 @@ grub_mkisofs_CFLAGS = -D_FILE_OFFSET_BITS=64 \ # For grub-fstest. util/grub-fstest.c_DEPENDENCIES = grub_fstest_init.h -grub_fstest_SOURCES = gnulib/progname.c util/grub-fstest.c util/hostfs.c \ +grub_fstest_SOURCES = gnulib/progname.c util/grub-fstest.c kern/emu/hostfs.c \ util/misc.c util/mm.c \ kern/file.c kern/device.c kern/disk.c kern/err.c kern/misc.c \ disk/host.c disk/loopback.c kern/list.c kern/command.c \ diff --git a/include/grub/util/console.h b/include/grub/emu/console.h similarity index 100% rename from include/grub/util/console.h rename to include/grub/emu/console.h diff --git a/include/grub/util/getroot.h b/include/grub/emu/getroot.h similarity index 100% rename from include/grub/util/getroot.h rename to include/grub/emu/getroot.h diff --git a/include/grub/util/hostdisk.h b/include/grub/emu/hostdisk.h similarity index 100% rename from include/grub/util/hostdisk.h rename to include/grub/emu/hostdisk.h diff --git a/include/grub/emu/misc.h b/include/grub/emu/misc.h new file mode 100644 index 000000000..e62aeba08 --- /dev/null +++ b/include/grub/emu/misc.h @@ -0,0 +1,31 @@ +#ifndef GRUB_EMU_MISC_H +#define GRUB_EMU_MISC_H 1 + +#include +#include + +#ifdef __NetBSD__ +/* NetBSD uses /boot for its boot block. */ +# define DEFAULT_DIRECTORY "/grub" +#else +# define DEFAULT_DIRECTORY "/boot/grub" +#endif + +#define DEFAULT_DEVICE_MAP DEFAULT_DIRECTORY "/device.map" + +extern int verbosity; +extern const char *program_name; + +void grub_init_all (void); +void grub_fini_all (void); + +void * EXPORT_FUNC(xmalloc) (grub_size_t size); +void * EXPORT_FUNC(xrealloc) (void *ptr, grub_size_t size); +char * EXPORT_FUNC(xstrdup) (const char *str); +char * EXPORT_FUNC(xasprintf) (const char *fmt, ...); + +void EXPORT_FUNC(grub_util_warn) (const char *fmt, ...); +void EXPORT_FUNC(grub_util_info) (const char *fmt, ...); +void EXPORT_FUNC(grub_util_error) (const char *fmt, ...) __attribute__ ((noreturn)); + +#endif /* GRUB_EMU_MISC_H */ diff --git a/kern/emu/cache.S b/kern/emu/cache.S new file mode 100644 index 000000000..087b2b495 --- /dev/null +++ b/kern/emu/cache.S @@ -0,0 +1,17 @@ +#ifndef GRUB_MACHINE_EMU +#error "This source is only meant for grub-emu platform" +#endif + +#if GRUB_CPU_I386 +#elif GRUB_CPU_X86_64 +#elif GRUB_CPU_SPARC64 +#include "../sparc64/cache.S" +#elif GRUB_CPU_MIPS +#include "../mips/cache.S" +#elif GRUB_CPU_MIPSEL +#include "../mips/cache.S" +#elif GRUB_CPU_POWERPC +#include "../powerpc/cache.S" +#else +#error "No target cpu type is defined" +#endif diff --git a/util/console.c b/kern/emu/console.c similarity index 99% rename from util/console.c rename to kern/emu/console.c index 382fd7f89..f7fbc899a 100644 --- a/util/console.c +++ b/kern/emu/console.c @@ -27,7 +27,7 @@ # define A_STANDOUT 0 #endif /* ! A_STANDOUT */ -#include +#include #include #include diff --git a/kern/emu/dummy/dl.c b/kern/emu/dummy/dl.c new file mode 100644 index 000000000..8e9fabfc2 --- /dev/null +++ b/kern/emu/dummy/dl.c @@ -0,0 +1,51 @@ +/* + * 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 . + */ + +#include +#include + +grub_err_t +grub_arch_dl_check_header (void *ehdr) +{ + (void) ehdr; + + return GRUB_ERR_BAD_MODULE; +} + +grub_err_t +grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr) +{ + (void) mod; + (void) ehdr; + + return GRUB_ERR_BAD_MODULE; +} + +/* int */ +/* grub_dl_ref (grub_dl_t mod) */ +/* { */ +/* (void) mod; */ +/* return 0; */ +/* } */ + +/* int */ +/* grub_dl_unref (grub_dl_t mod) */ +/* { */ +/* (void) mod; */ +/* return 0; */ +/* } */ diff --git a/util/getroot.c b/kern/emu/getroot.c similarity index 98% rename from util/getroot.c rename to kern/emu/getroot.c index 94eadc5e1..91799aa8f 100644 --- a/util/getroot.c +++ b/kern/emu/getroot.c @@ -22,6 +22,8 @@ #include #include #include +#include +#include #ifdef __CYGWIN__ # include @@ -36,9 +38,11 @@ #include #endif -#include -#include -#include +#include +#include +#include +#include +#include static void strip_extra_slashes (char *dir) diff --git a/util/hostdisk.c b/kern/emu/hostdisk.c similarity index 99% rename from util/hostdisk.c rename to kern/emu/hostdisk.c index 8be487461..983f101ae 100644 --- a/util/hostdisk.c +++ b/kern/emu/hostdisk.c @@ -22,8 +22,8 @@ #include #include #include -#include -#include +#include +#include #include #include #include diff --git a/util/hostfs.c b/kern/emu/hostfs.c similarity index 100% rename from util/hostfs.c rename to kern/emu/hostfs.c diff --git a/kern/emu/lite.c b/kern/emu/lite.c new file mode 100644 index 000000000..1f06e39dc --- /dev/null +++ b/kern/emu/lite.c @@ -0,0 +1,16 @@ +#include +#include + +/* grub-emu-lite supports dynamic module loading, so it won't have any + embedded modules. */ +void +grub_init_all(void) +{ + return; +} + +void +grub_fini_all(void) +{ + return; +} diff --git a/util/grub-emu.c b/kern/emu/main.c similarity index 91% rename from util/grub-emu.c rename to kern/emu/main.c index 8660f0aa0..978919f2a 100644 --- a/util/grub-emu.c +++ b/kern/emu/main.c @@ -16,7 +16,10 @@ * along with GRUB. If not, see . */ +#include +#include #include +#include #include #include #include @@ -27,13 +30,13 @@ #include #include #include -#include -#include -#include -#include +#include +#include +#include +#include #include #include -#include +#include #include #include #include @@ -261,3 +264,32 @@ main (int argc, char *argv[]) return 0; } + +#ifdef __MINGW32__ + +void +grub_millisleep (grub_uint32_t ms) +{ + Sleep (ms); +} + +#else + +void +grub_millisleep (grub_uint32_t ms) +{ + struct timespec ts; + + ts.tv_sec = ms / 1000; + ts.tv_nsec = (ms % 1000) * 1000000; + nanosleep (&ts, NULL); +} + +#endif + +#if GRUB_NO_MODULES +void +grub_register_exported_symbols (void) +{ +} +#endif diff --git a/kern/emu/misc.c b/kern/emu/misc.c new file mode 100644 index 000000000..d8dfc938d --- /dev/null +++ b/kern/emu/misc.c @@ -0,0 +1,199 @@ +#include + +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +int verbosity; + +void +grub_util_warn (const char *fmt, ...) +{ + va_list ap; + + fprintf (stderr, _("%s: warn:"), program_name); + fprintf (stderr, " "); + va_start (ap, fmt); + vfprintf (stderr, fmt, ap); + va_end (ap); + fprintf (stderr, ".\n"); + fflush (stderr); +} + +void +grub_util_info (const char *fmt, ...) +{ + if (verbosity > 0) + { + va_list ap; + + fprintf (stderr, _("%s: info:"), program_name); + fprintf (stderr, " "); + va_start (ap, fmt); + vfprintf (stderr, fmt, ap); + va_end (ap); + fprintf (stderr, ".\n"); + fflush (stderr); + } +} + +void +grub_util_error (const char *fmt, ...) +{ + va_list ap; + + fprintf (stderr, _("%s: error:"), program_name); + fprintf (stderr, " "); + va_start (ap, fmt); + vfprintf (stderr, fmt, ap); + va_end (ap); + fprintf (stderr, ".\n"); + exit (1); +} + +void * +grub_malloc (grub_size_t size) +{ + return malloc (size); +} + +void * +grub_zalloc (grub_size_t size) +{ + void *ret; + + ret = malloc (size); + memset (ret, 0, size); + return ret; +} + +void +grub_free (void *ptr) +{ + free (ptr); +} + +void * +grub_realloc (void *ptr, grub_size_t size) +{ + return realloc (ptr, size); +} + +void * +grub_memalign (grub_size_t align, grub_size_t size) +{ + void *p; + +#if defined(HAVE_POSIX_MEMALIGN) + if (align < sizeof (void *)) + align = sizeof (void *); + + else if (align % sizeof (void *)) + grub_fatal ("bad alignment"); + + if (posix_memalign (&p, align, size) != 0) + p = 0; +#elif defined(HAVE_MEMALIGN) + p = memalign (align, size); +#else + (void) align; + (void) size; + grub_fatal ("grub_memalign is not supported"); +#endif + + if (! p) + grub_fatal ("out of memory"); + + return p; +} + +void * +xmalloc (grub_size_t size) +{ + void *p; + + p = grub_malloc (size); + if (! p) + grub_fatal ("out of memory"); + + return p; +} + +void * +xrealloc (void *ptr, grub_size_t size) +{ + ptr = grub_realloc (ptr, size); + if (! ptr) + grub_fatal ("out of memory"); + + return ptr; +} + +char * +xstrdup (const char *str) +{ + size_t len; + char *newstr; + + len = grub_strlen (str); + newstr = (char *) xmalloc (len + 1); + grub_memcpy (newstr, str, len + 1); + + return newstr; +} + +char * +xasprintf (const char *fmt, ...) +{ + va_list ap; + char *result; + + va_start (ap, fmt); + if (vasprintf (&result, fmt, ap) < 0) + { + if (errno == ENOMEM) + grub_util_error ("out of memory"); + return NULL; + } + + return result; +} + +void +grub_exit (void) +{ + exit (1); +} + +grub_uint64_t +grub_get_time_ms (void) +{ + struct timeval tv; + + gettimeofday (&tv, 0); + + return (tv.tv_sec * 1000 + tv.tv_usec / 1000); +} + +grub_uint32_t +grub_get_rtc (void) +{ + struct timeval tv; + + gettimeofday (&tv, 0); + + return (tv.tv_sec * GRUB_TICKS_PER_SECOND + + (((tv.tv_sec % GRUB_TICKS_PER_SECOND) * 1000000 + tv.tv_usec) + * GRUB_TICKS_PER_SECOND / 1000000)); +} diff --git a/util/time.c b/kern/emu/time.c similarity index 100% rename from util/time.c rename to kern/emu/time.c diff --git a/util/grub-probe.c b/util/grub-probe.c index bb41480e2..1b2606dc7 100644 --- a/util/grub-probe.c +++ b/util/grub-probe.c @@ -19,6 +19,7 @@ #include #include +#include #include #include #include @@ -26,8 +27,8 @@ #include #include #include -#include -#include +#include +#include #include #include #include diff --git a/util/sdl.c b/video/emu/sdl.c similarity index 100% rename from util/sdl.c rename to video/emu/sdl.c From 4c7085f82be6f018c895b9fd871ff8eed1d94be3 Mon Sep 17 00:00:00 2001 From: BVK Chaitanya Date: Tue, 27 Apr 2010 13:57:14 +0530 Subject: [PATCH 2/6] added support for --enable-grub-emu-modules build --- conf/any-emu.rmk | 18 +++++++--------- include/grub/dl.h | 15 ------------- kern/dl.c | 8 +++++-- kern/emu/cache.S | 17 --------------- kern/emu/dummy/dl.c | 51 --------------------------------------------- kern/emu/lite.c | 16 -------------- kern/emu/main.c | 1 + util/misc.c | 14 +++++++++++++ 8 files changed, 28 insertions(+), 112 deletions(-) delete mode 100644 kern/emu/cache.S delete mode 100644 kern/emu/dummy/dl.c delete mode 100644 kern/emu/lite.c diff --git a/conf/any-emu.rmk b/conf/any-emu.rmk index 5f6798d79..ffaabcd2f 100644 --- a/conf/any-emu.rmk +++ b/conf/any-emu.rmk @@ -9,10 +9,11 @@ kernel_img_SOURCES = kern/device.c kern/disk.c kern/dl.c kern/env.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 \ - \ - kern/emu/misc.c kern/emu/getroot.c kern/emu/time.c \ - kern/emu/hostdisk.c kern/emu/hostfs.c kern/emu/console.c \ - \ + \ + kern/emu/main.c kern/emu/misc.c kern/emu/getroot.c \ + kern/emu/time.c kern/emu/hostdisk.c kern/emu/hostfs.c \ + kern/emu/console.c \ + \ gnulib/progname.c disk/host.c kernel_img_HEADERS += datetime.h emu/misc.h kernel_img_CFLAGS = $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -Wno-undef -I$(srcdir)/gnulib @@ -85,7 +86,7 @@ endif ifeq ($(enable_grub_emu_pci), yes) pkglib_MODULES += pci.mod -pci_mod_SOURCES = util/pci.c commands/lspci.c +pci_mod_SOURCES = bus/emu/pci.c commands/lspci.c pci_mod_LDFLAGS = $(COMMON_LDFLAGS) grub_emu_LDFLAGS += $(LIBPCIACCESS) kernel_img_HEADERS += libpciaccess.h @@ -104,13 +105,8 @@ DISTCLEANFILES += grub_emu_init.c CLEANFILES += grub-emu ifneq ($(TARGET_NO_MODULES), yes) grub-emu: $(pkglib_PROGRAMS) - $(CC) -o $@ $(pkglib_PROGRAMS) $(grub_emu_LDFLAGS) $(LDFLAGS) + $(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS) else - -pkglib_MODULES += emu.mod -emu_mod_SOURCES = kern/emu/main.c -emu_mod_CFLAGS = -I$(srcdir)/gnulib - grub-emu: $(pkglib_MODULES) $(pkglib_PROGRAMS) $(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS) endif diff --git a/include/grub/dl.h b/include/grub/dl.h index cfb7c2f99..cf5da7fd5 100644 --- a/include/grub/dl.h +++ b/include/grub/dl.h @@ -96,23 +96,8 @@ void grub_dl_unload_all (void); #else #define GRUB_NO_MODULES 0 #endif -#if GRUB_NO_MODULES -static inline int -grub_dl_ref (grub_dl_t mod) -{ - (void) mod; - return 0; -} -static inline int -grub_dl_unref (grub_dl_t mod) -{ - (void) mod; - return 0; -} -#else int EXPORT_FUNC(grub_dl_ref) (grub_dl_t mod); int EXPORT_FUNC(grub_dl_unref) (grub_dl_t mod); -#endif void EXPORT_FUNC(grub_dl_iterate) (int (*hook) (grub_dl_t mod)); grub_dl_t EXPORT_FUNC(grub_dl_get) (const char *name); grub_err_t grub_dl_register_symbol (const char *name, void *addr, diff --git a/kern/dl.c b/kern/dl.c index 19ee13243..c6a038cfa 100644 --- a/kern/dl.c +++ b/kern/dl.c @@ -469,12 +469,14 @@ grub_dl_resolve_dependencies (grub_dl_t mod, Elf_Ehdr *e) return GRUB_ERR_NONE; } -#if !GRUB_NO_MODULES int grub_dl_ref (grub_dl_t mod) { grub_dl_dep_t dep; + if (!mod) + return 0; + for (dep = mod->dep; dep; dep = dep->next) grub_dl_ref (dep->mod); @@ -486,12 +488,14 @@ grub_dl_unref (grub_dl_t mod) { grub_dl_dep_t dep; + if (!mod) + return 0; + for (dep = mod->dep; dep; dep = dep->next) grub_dl_unref (dep->mod); return --mod->ref_count; } -#endif static void grub_dl_flush_cache (grub_dl_t mod) diff --git a/kern/emu/cache.S b/kern/emu/cache.S deleted file mode 100644 index 087b2b495..000000000 --- a/kern/emu/cache.S +++ /dev/null @@ -1,17 +0,0 @@ -#ifndef GRUB_MACHINE_EMU -#error "This source is only meant for grub-emu platform" -#endif - -#if GRUB_CPU_I386 -#elif GRUB_CPU_X86_64 -#elif GRUB_CPU_SPARC64 -#include "../sparc64/cache.S" -#elif GRUB_CPU_MIPS -#include "../mips/cache.S" -#elif GRUB_CPU_MIPSEL -#include "../mips/cache.S" -#elif GRUB_CPU_POWERPC -#include "../powerpc/cache.S" -#else -#error "No target cpu type is defined" -#endif diff --git a/kern/emu/dummy/dl.c b/kern/emu/dummy/dl.c deleted file mode 100644 index 8e9fabfc2..000000000 --- a/kern/emu/dummy/dl.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - * 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 . - */ - -#include -#include - -grub_err_t -grub_arch_dl_check_header (void *ehdr) -{ - (void) ehdr; - - return GRUB_ERR_BAD_MODULE; -} - -grub_err_t -grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr) -{ - (void) mod; - (void) ehdr; - - return GRUB_ERR_BAD_MODULE; -} - -/* int */ -/* grub_dl_ref (grub_dl_t mod) */ -/* { */ -/* (void) mod; */ -/* return 0; */ -/* } */ - -/* int */ -/* grub_dl_unref (grub_dl_t mod) */ -/* { */ -/* (void) mod; */ -/* return 0; */ -/* } */ diff --git a/kern/emu/lite.c b/kern/emu/lite.c deleted file mode 100644 index 1f06e39dc..000000000 --- a/kern/emu/lite.c +++ /dev/null @@ -1,16 +0,0 @@ -#include -#include - -/* grub-emu-lite supports dynamic module loading, so it won't have any - embedded modules. */ -void -grub_init_all(void) -{ - return; -} - -void -grub_fini_all(void) -{ - return; -} diff --git a/kern/emu/main.c b/kern/emu/main.c index 978919f2a..c9b1d6595 100644 --- a/kern/emu/main.c +++ b/kern/emu/main.c @@ -27,6 +27,7 @@ #include #include +#include #include #include #include diff --git a/util/misc.c b/util/misc.c index 17fa6d5e4..c413352e7 100644 --- a/util/misc.c +++ b/util/misc.c @@ -564,3 +564,17 @@ grub_util_init_nls (void) #endif /* (defined(ENABLE_NLS) && ENABLE_NLS) */ } #endif + +int +grub_dl_ref (grub_dl_t mod) +{ + (void) mod; + return 0; +} + +int +grub_dl_unref (grub_dl_t mod) +{ + (void) mod; + return 0; +} From f07ccea799dc9ebc632a44313ad2e94ea55f9efb Mon Sep 17 00:00:00 2001 From: BVK Chaitanya Date: Tue, 27 Apr 2010 20:55:12 +0530 Subject: [PATCH 3/6] removed some duplicate code --- conf/any-emu.rmk | 6 +- conf/common.rmk | 23 +++--- disk/lvm.c | 2 +- include/grub/emu/misc.h | 10 +++ include/grub/util/misc.h | 35 +-------- kern/emu/misc.c | 98 +++++++++--------------- {util => kern/emu}/mm.c | 5 -- util/grub-mkrelpath.c | 1 + util/grub-probe.c | 2 +- util/misc.c | 157 --------------------------------------- 10 files changed, 64 insertions(+), 275 deletions(-) rename {util => kern/emu}/mm.c (92%) diff --git a/conf/any-emu.rmk b/conf/any-emu.rmk index ffaabcd2f..cb0ec873f 100644 --- a/conf/any-emu.rmk +++ b/conf/any-emu.rmk @@ -10,9 +10,9 @@ kernel_img_SOURCES = kern/device.c kern/disk.c kern/dl.c kern/env.c \ kern/parser.c kern/partition.c kern/term.c \ kern/rescue_reader.c kern/rescue_parser.c \ \ - kern/emu/main.c kern/emu/misc.c kern/emu/getroot.c \ - kern/emu/time.c kern/emu/hostdisk.c kern/emu/hostfs.c \ - kern/emu/console.c \ + kern/emu/main.c kern/emu/mm.c kern/emu/misc.c \ + kern/emu/getroot.c kern/emu/time.c kern/emu/hostdisk.c \ + kern/emu/hostfs.c kern/emu/console.c \ \ gnulib/progname.c disk/host.c kernel_img_HEADERS += datetime.h emu/misc.h diff --git a/conf/common.rmk b/conf/common.rmk index 6267d7818..a08e0d3c0 100644 --- a/conf/common.rmk +++ b/conf/common.rmk @@ -6,7 +6,7 @@ script/lexer.c_DEPENDENCIES = grub_script.tab.h sbin_UTILITIES += grub-mkdevicemap grub_mkdevicemap_SOURCES = gnulib/progname.c util/grub-mkdevicemap.c \ util/deviceiter.c \ - util/misc.c + util/misc.c kern/emu/misc.c ifeq ($(target_cpu)-$(platform), sparc64-ieee1275) grub_mkdevicemap_SOURCES += util/ieee1275/ofpath.c util/ieee1275/devicemap.c @@ -16,16 +16,15 @@ endif # For grub-mkelfimage. bin_UTILITIES += grub-mkelfimage -grub_mkelfimage_SOURCES = gnulib/progname.c \ - util/elf/grub-mkimage.c util/misc.c \ - util/resolve.c +grub_mkelfimage_SOURCES = gnulib/progname.c util/elf/grub-mkimage.c \ + util/misc.c kern/emu/misc.c util/resolve.c util/elf/grub-mkimage.c_DEPENDENCIES = Makefile # For grub-probe. sbin_UTILITIES += grub-probe util/grub-probe.c_DEPENDENCIES = grub_probe_init.h grub_probe_SOURCES = gnulib/progname.c util/grub-probe.c \ - kern/emu/hostdisk.c util/misc.c kern/emu/getroot.c util/mm.c \ + kern/emu/hostdisk.c util/misc.c kern/emu/misc.c kern/emu/getroot.c kern/emu/mm.c \ kern/device.c kern/disk.c kern/err.c kern/misc.c \ kern/parser.c kern/partition.c kern/file.c kern/list.c \ \ @@ -61,7 +60,7 @@ grub_mkisofs_CFLAGS = -D_FILE_OFFSET_BITS=64 \ # For grub-fstest. util/grub-fstest.c_DEPENDENCIES = grub_fstest_init.h grub_fstest_SOURCES = gnulib/progname.c util/grub-fstest.c kern/emu/hostfs.c \ - util/misc.c util/mm.c \ + util/misc.c kern/emu/misc.c kern/emu/mm.c \ kern/file.c kern/device.c kern/disk.c kern/err.c kern/misc.c \ disk/host.c disk/loopback.c kern/list.c kern/command.c \ lib/arg.c commands/extcmd.c normal/datetime.c normal/misc.c \ @@ -83,14 +82,14 @@ grub_fstest_SOURCES = gnulib/progname.c util/grub-fstest.c kern/emu/hostfs.c \ # For grub-mkfont. ifeq ($(enable_grub_mkfont), yes) bin_UTILITIES += grub-mkfont -grub_mkfont_SOURCES = gnulib/progname.c util/grub-mkfont.c util/misc.c +grub_mkfont_SOURCES = gnulib/progname.c util/grub-mkfont.c util/misc.c kern/emu/misc.c grub_mkfont_CFLAGS = $(freetype_cflags) grub_mkfont_LDFLAGS = $(freetype_libs) endif # For grub-mkrelpath. bin_UTILITIES += grub-mkrelpath -grub_mkrelpath_SOURCES = gnulib/progname.c util/grub-mkrelpath.c util/misc.c +grub_mkrelpath_SOURCES = gnulib/progname.c util/grub-mkrelpath.c util/misc.c kern/emu/misc.c bin_UTILITIES += grub-bin2h grub_bin2h_SOURCES = gnulib/progname.c util/bin2h.c @@ -104,7 +103,7 @@ DISTCLEANFILES += grub_script.yy.c grub_script.yy.h 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 util/mm.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/misc.c kern/env.c grub_script_check_init.c grub_script.tab.c \ @@ -187,7 +186,7 @@ DISTCLEANFILES += grub_fstest_init.c # for grub-editenv bin_UTILITIES += grub-editenv -grub_editenv_SOURCES = gnulib/progname.c util/grub-editenv.c lib/envblk.c util/misc.c util/mm.c kern/misc.c kern/err.c +grub_editenv_SOURCES = gnulib/progname.c util/grub-editenv.c lib/envblk.c util/misc.c kern/emu/misc.c kern/emu/mm.c kern/misc.c kern/err.c CLEANFILES += grub-editenv # Needed for genmk.rb to work @@ -195,7 +194,7 @@ ifeq (0,1) bin_UTILITIES += grub-macho2img grub-pe2elf endif -grub_pe2elf_SOURCES = gnulib/progname.c util/grub-pe2elf.c util/misc.c +grub_pe2elf_SOURCES = gnulib/progname.c util/grub-pe2elf.c util/misc.c kern/emu/misc.c CLEANFILES += grub-pe2elf grub_macho2img_SOURCES = util/grub-macho2img.c @@ -855,7 +854,7 @@ boot_mod_CFLAGS = $(COMMON_CFLAGS) boot_mod_LDFLAGS = $(COMMON_LDFLAGS) bin_UTILITIES += grub-mkpasswd-pbkdf2 -grub_mkpasswd_pbkdf2_SOURCES = gnulib/progname.c gnulib/getdelim.c gnulib/getline.c util/grub-mkpasswd-pbkdf2.c lib/crypto.c lib/libgcrypt-grub/cipher/sha512.c lib/pbkdf2.c util/misc.c util/mm.c kern/err.c +grub_mkpasswd_pbkdf2_SOURCES = gnulib/progname.c gnulib/getdelim.c gnulib/getline.c util/grub-mkpasswd-pbkdf2.c lib/crypto.c lib/libgcrypt-grub/cipher/sha512.c lib/pbkdf2.c util/misc.c kern/emu/misc.c kern/emu/mm.c kern/err.c grub_mkpasswd_pbkdf2_CFLAGS += -Wno-missing-field-initializers -Wno-error -I$(srcdir)/lib/libgcrypt_wrap -DGRUB_MKPASSWD=1 include $(srcdir)/conf/gcry.mk diff --git a/disk/lvm.c b/disk/lvm.c index c2ae82df2..7dde40920 100644 --- a/disk/lvm.c +++ b/disk/lvm.c @@ -25,7 +25,7 @@ #include #ifdef GRUB_UTIL -#include +#include #endif static struct grub_lvm_vg *vg_list; diff --git a/include/grub/emu/misc.h b/include/grub/emu/misc.h index e62aeba08..4e4df2ad2 100644 --- a/include/grub/emu/misc.h +++ b/include/grub/emu/misc.h @@ -28,4 +28,14 @@ void EXPORT_FUNC(grub_util_warn) (const char *fmt, ...); void EXPORT_FUNC(grub_util_info) (const char *fmt, ...); void EXPORT_FUNC(grub_util_error) (const char *fmt, ...) __attribute__ ((noreturn)); +#ifndef HAVE_VASPRINTF +int EXPORT_FUNC(vasprintf) (char **buf, const char *fmt, va_list ap); +#endif + +#ifndef HAVE_ASPRINTF +int EXPORT_FUNC(asprintf) (char **buf, const char *fmt, ...); +#endif + +char * EXPORT_FUNC(xasprintf) (const char *fmt, ...); + #endif /* GRUB_EMU_MISC_H */ diff --git a/include/grub/util/misc.h b/include/grub/util/misc.h index 8b78b92ea..48dfbb868 100644 --- a/include/grub/util/misc.h +++ b/include/grub/util/misc.h @@ -28,26 +28,7 @@ #include #include #include - -#ifdef __NetBSD__ -/* NetBSD uses /boot for its boot block. */ -# define DEFAULT_DIRECTORY "/grub" -#else -# define DEFAULT_DIRECTORY "/boot/grub" -#endif - -#define DEFAULT_DEVICE_MAP DEFAULT_DIRECTORY "/device.map" - -extern char *progname; -extern int verbosity; - -void EXPORT_FUNC(grub_util_warn) (const char *fmt, ...); -void EXPORT_FUNC(grub_util_info) (const char *fmt, ...); -void EXPORT_FUNC(grub_util_error) (const char *fmt, ...) __attribute__ ((noreturn)); - -void *xmalloc (size_t size); -void *xrealloc (void *ptr, size_t size); -char *xstrdup (const char *str); +#include char *grub_util_get_path (const char *dir, const char *file); size_t grub_util_get_fp_size (FILE *fp); @@ -59,20 +40,6 @@ void grub_util_write_image (const char *img, size_t size, FILE *out); void grub_util_write_image_at (const void *img, size_t size, off_t offset, FILE *out); -#ifndef HAVE_VASPRINTF - -int vasprintf (char **buf, const char *fmt, va_list ap); - -#endif - -#ifndef HAVE_ASPRINTF - -int asprintf (char **buf, const char *fmt, ...); - -#endif - -char *xasprintf (const char *fmt, ...); - #ifdef __MINGW32__ #define fseeko fseeko64 diff --git a/kern/emu/misc.c b/kern/emu/misc.c index d8dfc938d..999cdf257 100644 --- a/kern/emu/misc.c +++ b/kern/emu/misc.c @@ -62,70 +62,14 @@ grub_util_error (const char *fmt, ...) exit (1); } -void * -grub_malloc (grub_size_t size) -{ - return malloc (size); -} - -void * -grub_zalloc (grub_size_t size) -{ - void *ret; - - ret = malloc (size); - memset (ret, 0, size); - return ret; -} - -void -grub_free (void *ptr) -{ - free (ptr); -} - -void * -grub_realloc (void *ptr, grub_size_t size) -{ - return realloc (ptr, size); -} - -void * -grub_memalign (grub_size_t align, grub_size_t size) -{ - void *p; - -#if defined(HAVE_POSIX_MEMALIGN) - if (align < sizeof (void *)) - align = sizeof (void *); - - else if (align % sizeof (void *)) - grub_fatal ("bad alignment"); - - if (posix_memalign (&p, align, size) != 0) - p = 0; -#elif defined(HAVE_MEMALIGN) - p = memalign (align, size); -#else - (void) align; - (void) size; - grub_fatal ("grub_memalign is not supported"); -#endif - - if (! p) - grub_fatal ("out of memory"); - - return p; -} - void * xmalloc (grub_size_t size) { void *p; - p = grub_malloc (size); + p = malloc (size); if (! p) - grub_fatal ("out of memory"); + grub_util_error ("out of memory"); return p; } @@ -133,9 +77,9 @@ xmalloc (grub_size_t size) void * xrealloc (void *ptr, grub_size_t size) { - ptr = grub_realloc (ptr, size); + ptr = realloc (ptr, size); if (! ptr) - grub_fatal ("out of memory"); + grub_util_error ("out of memory"); return ptr; } @@ -146,13 +90,43 @@ xstrdup (const char *str) size_t len; char *newstr; - len = grub_strlen (str); + len = strlen (str); newstr = (char *) xmalloc (len + 1); - grub_memcpy (newstr, str, len + 1); + memcpy (newstr, str, len + 1); return newstr; } +#ifndef HAVE_VASPRINTF + +int +vasprintf (char **buf, const char *fmt, va_list ap) +{ + /* Should be large enough. */ + *buf = xmalloc (512); + + return vsprintf (*buf, fmt, ap); +} + +#endif + +#ifndef HAVE_ASPRINTF + +int +asprintf (char **buf, const char *fmt, ...) +{ + int status; + va_list ap; + + va_start (ap, fmt); + status = vasprintf (*buf, fmt, ap); + va_end (ap); + + return status; +} + +#endif + char * xasprintf (const char *fmt, ...) { diff --git a/util/mm.c b/kern/emu/mm.c similarity index 92% rename from util/mm.c rename to kern/emu/mm.c index 0e9e9f3a8..803c1c9aa 100644 --- a/util/mm.c +++ b/kern/emu/mm.c @@ -55,8 +55,6 @@ grub_realloc (void *ptr, grub_size_t size) { void *ret; ret = realloc (ptr, size); - if (!ret) - grub_error (GRUB_ERR_OUT_OF_MEMORY, "out of memory"); return ret; } @@ -78,8 +76,5 @@ grub_memalign (grub_size_t align, grub_size_t size) grub_util_error ("grub_memalign is not supported"); #endif - if (!p) - grub_error (GRUB_ERR_OUT_OF_MEMORY, "out of memory"); - return p; } diff --git a/util/grub-mkrelpath.c b/util/grub-mkrelpath.c index 327f0c866..c26fa7b67 100644 --- a/util/grub-mkrelpath.c +++ b/util/grub-mkrelpath.c @@ -17,6 +17,7 @@ * along with GRUB. If not, see . */ +#include #include #include #include diff --git a/util/grub-probe.c b/util/grub-probe.c index 1b2606dc7..add942fb4 100644 --- a/util/grub-probe.c +++ b/util/grub-probe.c @@ -19,7 +19,7 @@ #include #include -#include +#include #include #include #include diff --git a/util/misc.c b/util/misc.c index c413352e7..d26e51bbf 100644 --- a/util/misc.c +++ b/util/misc.c @@ -58,53 +58,6 @@ #include #endif -int verbosity = 0; - -void -grub_util_warn (const char *fmt, ...) -{ - va_list ap; - - fprintf (stderr, _("%s: warn:"), program_name); - fprintf (stderr, " "); - va_start (ap, fmt); - vfprintf (stderr, fmt, ap); - va_end (ap); - fprintf (stderr, ".\n"); - fflush (stderr); -} - -void -grub_util_info (const char *fmt, ...) -{ - if (verbosity > 0) - { - va_list ap; - - fprintf (stderr, _("%s: info:"), program_name); - fprintf (stderr, " "); - va_start (ap, fmt); - vfprintf (stderr, fmt, ap); - va_end (ap); - fprintf (stderr, ".\n"); - fflush (stderr); - } -} - -void -grub_util_error (const char *fmt, ...) -{ - va_list ap; - - fprintf (stderr, _("%s: error:"), program_name); - fprintf (stderr, " "); - va_start (ap, fmt); - vfprintf (stderr, fmt, ap); - va_end (ap); - fprintf (stderr, ".\n"); - exit (1); -} - #ifdef GRUB_UTIL int grub_err_printf (const char *fmt, ...) @@ -120,41 +73,6 @@ grub_err_printf (const char *fmt, ...) } #endif -void * -xmalloc (size_t size) -{ - void *p; - - p = malloc (size); - if (! p) - grub_util_error ("out of memory"); - - return p; -} - -void * -xrealloc (void *ptr, size_t size) -{ - ptr = realloc (ptr, size); - if (! ptr) - grub_util_error ("out of memory"); - - return ptr; -} - -char * -xstrdup (const char *str) -{ - size_t len; - char *newstr; - - len = strlen (str); - newstr = (char *) xmalloc (len + 1); - memcpy (newstr, str, len + 1); - - return newstr; -} - char * grub_util_get_path (const char *dir, const char *file) { @@ -277,34 +195,6 @@ grub_register_exported_symbols (void) } #endif -void -grub_exit (void) -{ - exit (1); -} - -grub_uint32_t -grub_get_rtc (void) -{ - struct timeval tv; - - gettimeofday (&tv, 0); - - return (tv.tv_sec * GRUB_TICKS_PER_SECOND - + (((tv.tv_sec % GRUB_TICKS_PER_SECOND) * 1000000 + tv.tv_usec) - * GRUB_TICKS_PER_SECOND / 1000000)); -} - -grub_uint64_t -grub_get_time_ms (void) -{ - struct timeval tv; - - gettimeofday (&tv, 0); - - return (tv.tv_sec * 1000 + tv.tv_usec / 1000); -} - #ifdef __MINGW32__ void @@ -335,53 +225,6 @@ grub_arch_sync_caches (void *address __attribute__ ((unused)), } #endif -#ifndef HAVE_VASPRINTF - -int -vasprintf (char **buf, const char *fmt, va_list ap) -{ - /* Should be large enough. */ - *buf = xmalloc (512); - - return vsprintf (*buf, fmt, ap); -} - -#endif - -#ifndef HAVE_ASPRINTF - -int -asprintf (char **buf, const char *fmt, ...) -{ - int status; - va_list ap; - - va_start (ap, fmt); - status = vasprintf (*buf, fmt, ap); - va_end (ap); - - return status; -} - -#endif - -char * -xasprintf (const char *fmt, ...) -{ - va_list ap; - char *result; - - va_start (ap, fmt); - if (vasprintf (&result, fmt, ap) < 0) - { - if (errno == ENOMEM) - grub_util_error ("out of memory"); - return NULL; - } - - return result; -} - #ifdef __MINGW32__ void sync (void) From b84cac2a36828b701a3f8125b8f9e4f9a2db0dc0 Mon Sep 17 00:00:00 2001 From: BVK Chaitanya Date: Tue, 27 Apr 2010 20:59:45 +0530 Subject: [PATCH 4/6] undo some hunks that were removed by mistake --- kern/emu/mm.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/kern/emu/mm.c b/kern/emu/mm.c index 803c1c9aa..0e9e9f3a8 100644 --- a/kern/emu/mm.c +++ b/kern/emu/mm.c @@ -55,6 +55,8 @@ grub_realloc (void *ptr, grub_size_t size) { void *ret; ret = realloc (ptr, size); + if (!ret) + grub_error (GRUB_ERR_OUT_OF_MEMORY, "out of memory"); return ret; } @@ -76,5 +78,8 @@ grub_memalign (grub_size_t align, grub_size_t size) grub_util_error ("grub_memalign is not supported"); #endif + if (!p) + grub_error (GRUB_ERR_OUT_OF_MEMORY, "out of memory"); + return p; } From 725396942e6929567f786234f0a95e7390d45f19 Mon Sep 17 00:00:00 2001 From: BVK Chaitanya Date: Tue, 4 May 2010 09:47:48 +0530 Subject: [PATCH 5/6] replace --enable-grub-emu-modules with grub-emu-lite --- Makefile.in | 14 ++------- commands/parttool.c | 3 +- conf/any-emu.rmk | 38 ++++++++++++------------- configure.ac | 63 ++++++++++++++--------------------------- genmk.rb | 8 ------ include/grub/dl.h | 11 ++----- include/grub/emu/misc.h | 1 + include/grub/misc.h | 3 ++ kern/emu/main.c | 36 ++--------------------- kern/main.c | 2 ++ normal/main.c | 11 ++++--- util/misc.c | 4 +-- 12 files changed, 63 insertions(+), 131 deletions(-) diff --git a/Makefile.in b/Makefile.in index 822a08797..513deb516 100644 --- a/Makefile.in +++ b/Makefile.in @@ -44,7 +44,6 @@ pkglibdir = $(libdir)/`echo @PACKAGE_TARNAME@/$(target_cpu)-$(platform) | sed ' # Internationalization library. LIBINTL = @LIBINTL@ -TARGET_NO_MODULES = @TARGET_NO_MODULES@ # Util library. LIBUTIL = @LIBUTIL@ @@ -187,17 +186,10 @@ include $(srcdir)/conf/tests.mk -include $(wildcard $(GRUB_CONTRIB)/*/conf/common.mk) endif -ifeq ($(TARGET_NO_MODULES), yes) - TARGET_CFLAGS += -DGRUB_TARGET_NO_MODULES=1 - CFLAGS += -DGRUB_TARGET_NO_MODULES=1 -endif - ### General targets. CLEANFILES += $(pkglib_DATA) $(pkgdata_DATA) po/*.mo -ifneq ($(TARGET_NO_MODULES), yes) pkglib_DATA += moddep.lst command.lst fs.lst partmap.lst parttool.lst handler.lst video.lst crypto.lst terminal.lst -endif moddep.lst: $(DEFSYMFILES) $(UNDSYMFILES) genmoddep.awk cat $(DEFSYMFILES) /dev/null \ | $(AWK) -f $(srcdir)/genmoddep.awk $(UNDSYMFILES) > $@ \ @@ -298,7 +290,7 @@ build_env.mk: Makefile ) > $@ pkglib_BUILDDIR += config.h grub_script.tab.h -all-local: $(PROGRAMS) $(GRUB_EMU) $(PKGLIB) $(PKGDATA) $(SCRIPTS) $(INFOS) $(MKFILES) $(foreach lang, $(LINGUAS), po/$(lang).mo) +all-local: $(PROGRAMS) $(GRUB_EMU) $(GRUB_EMU_LITE) $(PKGLIB) $(PKGDATA) $(SCRIPTS) $(INFOS) $(MKFILES) $(foreach lang, $(LINGUAS), po/$(lang).mo) install: install-local @@ -319,7 +311,7 @@ install-local: all $(INSTALL_DATA) $$dir$$file $(DESTDIR)$(pkgdatadir)/$$dest; \ done $(SHELL) $(mkinstalldirs) $(DESTDIR)$(bindir) $(DESTDIR)$(mandir)/man1 - @list='$(bin_UTILITIES) $(GRUB_EMU)'; for file in $$list; do \ + @list='$(bin_UTILITIES) $(GRUB_EMU) $(GRUB_EMU_LITE)'; 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$$file $(DESTDIR)$(bindir)/$$dest; \ @@ -395,7 +387,7 @@ uninstall: dest="`echo $$file | sed 's,.*/,,'`"; \ rm -f $(DESTDIR)$(pkgdatadir)/$$dest; \ done - @list='$(bin_UTILITIES) $(bin_SCRIPTS) $(GRUB_EMU)'; for file in $$list; do \ + @list='$(bin_UTILITIES) $(bin_SCRIPTS) $(GRUB_EMU) $(GRUB_EMU_LITE)'; for file in $$list; do \ dest="`echo $$file | sed 's,.*/,,' | sed '$(transform)'`"; \ rm -f $(DESTDIR)$(bindir)/$$dest; \ rm -f $(DESTDIR)$(mandir)/man1/$$dest.1; \ diff --git a/commands/parttool.c b/commands/parttool.c index 528cf43d7..f2a62e581 100644 --- a/commands/parttool.c +++ b/commands/parttool.c @@ -175,7 +175,7 @@ grub_cmd_parttool (grub_command_t cmd __attribute__ ((unused)), } /* Load modules. */ -#if !GRUB_NO_MODULES + if (! grub_no_autoload) { const char *prefix; prefix = grub_env_get ("prefix"); @@ -233,7 +233,6 @@ grub_cmd_parttool (grub_command_t cmd __attribute__ ((unused)), /* Ignore errors. */ grub_errno = GRUB_ERR_NONE; } -#endif if (argc == 1) return show_help (); diff --git a/conf/any-emu.rmk b/conf/any-emu.rmk index cb0ec873f..4e940181b 100644 --- a/conf/any-emu.rmk +++ b/conf/any-emu.rmk @@ -20,16 +20,13 @@ kernel_img_CFLAGS = $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -Wno-undef -I$(srcdir)/g kernel_img_LDFLAGS = $(COMMON_LDFLAGS) TARGET_NO_STRIP = yes -ifneq ($(TARGET_NO_MODULES), yes) -kernel_img_SOURCES += symlist.c kern/$(target_cpu)/dl.c -ifneq ($(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 +noinst_MODULES = emu-full.mod +emu_full_mod_SOURCES = kern/emu/full.c +emu_full_mod_CFLAGS = $(COMMON_CFLAGS) + +noinst_MODULES = emu-lite.mod +emu_lite_mod_SOURCES = kern/emu/lite.c kern/emu/cache.S symlist.c +emu_lite_mod_CFLAGS = $(COMMON_CFLAGS) # For halt.mod. pkglib_MODULES += halt.mod @@ -102,13 +99,16 @@ grub_emu_init.c: genemuinit.sh $(pkglib_MODULES) grub_emu_init.h rm -f $@; echo $(pkglib_MODULES) | sh $(srcdir)/genemuinit.sh $(NM) > $@ DISTCLEANFILES += grub_emu_init.c -CLEANFILES += grub-emu -ifneq ($(TARGET_NO_MODULES), yes) -grub-emu: $(pkglib_PROGRAMS) - $(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS) -else -grub-emu: $(pkglib_MODULES) $(pkglib_PROGRAMS) - $(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS) -endif -GRUB_EMU=grub-emu +grub_emu_init.o: grub_emu_init.c grub_emu_init.h + rm -f $@; $(TARGET_CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) -DGRUB_FILE=\"grub_init.c\" -c -o $@ $< +CLEANFILES += grub_emu_init.o +CLEANFILES += grub-emu-lite +grub-emu-lite: $(pkglib_PROGRAMS) emu-lite.mod + $(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS) +GRUB_EMU_LITE=grub-emu-lite + +CLEANFILES += grub-emu +grub-emu: $(pkglib_MODULES) $(pkglib_PROGRAMS) emu-full.mod grub_emu_init.o + $(CC) -o $@ $^ $(grub_emu_LDFLAGS) $(LDFLAGS) +GRUB_EMU=grub-emu diff --git a/configure.ac b/configure.ac index 4e1dd41d8..9462b32a3 100644 --- a/configure.ac +++ b/configure.ac @@ -54,14 +54,12 @@ case "$target_cpu" in amd64) target_cpu=x86_64 ;; sparc) target_cpu=sparc64 ;; mipsel|mips64el) - target_cpu=mips; - TARGET_CFLAGS="$TARGET_CFLAGS -DGRUB_CPU_MIPSEL=1"; - CFLAGS="$CFLAGS -DGRUB_CPU_MIPSEL=1"; + target_cpu=mips; + cpu_CPPFLAGS="-DGRUB_CPU_MIPSEL=1"; ;; mips|mips64) - target_cpu=mips; - TARGET_CFLAGS="$TARGET_CFLAGS -DGRUB_CPU_MIPS=1"; - CFLAGS="$CFLAGS -DGRUB_CPU_MIPS=1"; + target_cpu=mips; + cpu_CPPFLAGS="-DGRUB_CPU_MIPS=1"; ;; esac @@ -136,24 +134,27 @@ case "$host_os" in esac case "$platform" in - coreboot) machine_CFLAGS="-DGRUB_MACHINE_COREBOOT=1" ;; - multiboot) machine_CFLAGS="-DGRUB_MACHINE_MULTIBOOT=1" ;; - efi) machine_CFLAGS="-DGRUB_MACHINE_EFI=1" ;; - ieee1275) machine_CFLAGS="-DGRUB_MACHINE_IEEE1275=1" ;; - qemu) machine_CFLAGS="-DGRUB_MACHINE_QEMU=1" ;; - pc) machine_CFLAGS="-DGRUB_MACHINE_PCBIOS=1" ;; - emu) machine_CFLAGS="-DGRUB_MACHINE_EMU=1" ;; - yeeloong) machine_CFLAGS="-DGRUB_MACHINE_MIPS_YEELOONG=1 -DGRUB_MACHINE_MIPS_BONITO=1" ;; - qemu-mips) machine_CFLAGS="-DGRUB_MACHINE_MIPS_QEMU_MIPS=1 -DGRUB_MACHINE_MIPS_BONITO=1" ;; + coreboot) machine_CPPFLAGS="-DGRUB_MACHINE_COREBOOT=1" ;; + multiboot) machine_CPPFLAGS="-DGRUB_MACHINE_MULTIBOOT=1" ;; + efi) machine_CPPFLAGS="-DGRUB_MACHINE_EFI=1" ;; + ieee1275) machine_CPPFLAGS="-DGRUB_MACHINE_IEEE1275=1" ;; + qemu) machine_CPPFLAGS="-DGRUB_MACHINE_QEMU=1" ;; + pc) machine_CPPFLAGS="-DGRUB_MACHINE_PCBIOS=1" ;; + emu) machine_CPPFLAGS="-DGRUB_MACHINE_EMU=1" ;; + yeeloong) machine_CPPFLAGS="-DGRUB_MACHINE_MIPS_YEELOONG=1 -DGRUB_MACHINE_MIPS_BONITO=1" ;; + qemu-mips) machine_CPPFLAGS="-DGRUB_MACHINE_MIPS_QEMU_MIPS=1 -DGRUB_MACHINE_MIPS_BONITO=1" ;; esac case "$target_cpu" in - mips) machine_CFLAGS="$machine_CFLAGS -DGRUB_MACHINE_MIPS=1" ;; - sparc64) machine_CFLAGS="$machine_CFLAGS -DGRUB_MACHINE_SPARC64=1" ;; + i386) cpu_CPPFLAGS="$cpu_CPPFLAGS -DGRUB_CPU_I386";; + x86_64) cpu_CPPFLAGS="$cpu_CPPFLAGS -DGRUB_CPU_X86_64";; + powerpc) cpu_CPPFLAGS="$cpu_CPPFLAGS -DGRUB_CPU_POWERPC";; + mips) machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_MIPS=1" ;; # cpu_CPPFLAGS handled above + sparc64) cpu_CPPFLAGS="$cpu_CPPFLAGS -DGRUB_CPU_SPARC64"; + machine_CPPFLAGS="$machine_CPPFLAGS -DGRUB_MACHINE_SPARC64=1" ;; esac -CFLAGS="$CFLAGS $machine_CFLAGS" -TARGET_ASFLAGS="$TARGET_ASFLAGS $machine_CFLAGS" -TARGET_CFLAGS="$TARGET_CFLAGS $machine_CFLAGS" +CPPFLAGS="$CPPFLAGS $cpu_CPPFLAGS $machine_CPPFLAGS" +TARGET_CFLAGS="$TARGET_CFLAGS $cpu_CPPFLAGS $machine_CPPFLAGS" AC_SUBST(host_cpu) AC_SUBST(host_os) @@ -608,10 +609,6 @@ AC_ARG_ENABLE([grub-emu-pci], [AS_HELP_STRING([--enable-grub-emu-pci], [build and install the `grub-emu' debugging utility with PCI support (potentially dangerous) (default=no)])]) -AC_ARG_ENABLE([grub-emu-modules], - [AS_HELP_STRING([--enable-grub-emu-modules], - [Support module loading in `grub-emu' debugging utility (default=no)])]) - if test "$platform" = emu; then missing_ncurses= [# Check for curses libraries.] @@ -630,19 +627,6 @@ if test x"$missing_ncurses" = xtrue ; then AC_MSG_ERROR([grub-emu can't be compiled without ncurses]) fi -if test x"$enable_grub_emu_modules" = xyes ; then - TARGET_NO_MODULES=no -else - TARGET_NO_MODULES=yes -fi -AC_SUBST(TARGET_NO_MODULES) - -if test "$TARGET_NO_MODULES" = yes ; then - # Do not convert modules, otherwise linkage may fail (Cygwin only). - # FIXME: Should be checked above before TARGET_OBJ2ELF is set first. - TARGET_OBJ2ELF= -fi - if test x"$enable_grub_emu_usb" = xno ; then grub_emu_usb_excuse="explicitly disabled" fi @@ -820,11 +804,6 @@ echo PCI support for grub-emu: Yes else echo PCI support for grub-emu: No "($grub_emu_pci_excuse)" fi -if [ x"$TARGET_NO_MODULES" = xno ]; then -echo Module support for grub-emu: Yes -else -echo Module support for grub-emu: No -fi fi if [ x"$enable_mm_debug" = xyes ]; then echo With memory debugging: Yes diff --git a/genmk.rb b/genmk.rb index e62dbd4f6..6b5ecd1d4 100644 --- a/genmk.rb +++ b/genmk.rb @@ -143,13 +143,6 @@ mostlyclean-module-#{@name}.#{@rule_count}: MOSTLYCLEAN_MODULE_TARGETS += mostlyclean-module-#{@name}.#{@rule_count} UNDSYMFILES += #{undsym} -ifeq ($(TARGET_NO_MODULES), yes) -#{@name}: #{pre_obj} $(TARGET_OBJ2ELF) - -rm -f $@ - $(TARGET_CC) $(#{prefix}_LDFLAGS) $(TARGET_LDFLAGS) -Wl,-r,-d -o $@ #{pre_obj} - if test ! -z \"$(TARGET_OBJ2ELF)\"; then ./$(TARGET_OBJ2ELF) $@ || (rm -f $@; exit 1); fi - if test x$(TARGET_NO_STRIP) != xyes ; then $(STRIP) --strip-unneeded -K grub_mod_init -K grub_mod_fini -K _grub_mod_init -K _grub_mod_fini -R .note -R .comment $@; fi -else ifneq ($(TARGET_APPLE_CC),1) #{@name}: #{pre_obj} #{mod_obj} $(TARGET_OBJ2ELF) -rm -f $@ @@ -164,7 +157,6 @@ else $(OBJCONV) -f$(TARGET_MODULE_FORMAT) -nr:_grub_mod_init:grub_mod_init -nr:_grub_mod_fini:grub_mod_fini -wd1106 -ew2030 -ew2050 -nu -nd $@.bin $@ -rm -f $@.bin endif -endif #{pre_obj}: $(#{prefix}_DEPENDENCIES) #{objs_str} -rm -f $@ diff --git a/include/grub/dl.h b/include/grub/dl.h index cf5da7fd5..fde2e3163 100644 --- a/include/grub/dl.h +++ b/include/grub/dl.h @@ -91,22 +91,17 @@ grub_dl_t grub_dl_load_core (void *addr, grub_size_t size); int EXPORT_FUNC(grub_dl_unload) (grub_dl_t mod); void grub_dl_unload_unneeded (void); void grub_dl_unload_all (void); -#if defined (GRUB_UTIL) || defined (GRUB_TARGET_NO_MODULES) -#define GRUB_NO_MODULES 1 -#else -#define GRUB_NO_MODULES 0 -#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)); 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); +grub_err_t EXPORT_FUNC(grub_dl_register_symbol) (const char *name, void *addr, + grub_dl_t mod); grub_err_t grub_arch_dl_check_header (void *ehdr); grub_err_t grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr); -#if defined (_mips) && ! GRUB_NO_MODULES +#if defined (_mips) && ! GRUB_MACHINE_EMU #define GRUB_LINKER_HAVE_INIT 1 void grub_arch_dl_init_linker (void); #endif diff --git a/include/grub/emu/misc.h b/include/grub/emu/misc.h index 146e64aa9..6d7fd8820 100644 --- a/include/grub/emu/misc.h +++ b/include/grub/emu/misc.h @@ -16,6 +16,7 @@ extern int verbosity; extern const char *program_name; +void grub_emu_init (void); void grub_init_all (void); void grub_fini_all (void); diff --git a/include/grub/misc.h b/include/grub/misc.h index 9bfc6974e..1ec8bbc5a 100644 --- a/include/grub/misc.h +++ b/include/grub/misc.h @@ -50,6 +50,9 @@ /* XXX: If grub_memmove is too slow, we must implement grub_memcpy. */ #define grub_memcpy(d,s,n) grub_memmove ((d), (s), (n)) +/* Flag to control module autoloading in normal mode. */ +extern int EXPORT_VAR(grub_no_autoload); + void *EXPORT_FUNC(grub_memmove) (void *dest, const void *src, grub_size_t n); char *EXPORT_FUNC(grub_strcpy) (char *dest, const char *src); char *EXPORT_FUNC(grub_strncpy) (char *dest, const char *src, int c); diff --git a/kern/emu/main.c b/kern/emu/main.c index fb5dbf19f..8d6118c93 100644 --- a/kern/emu/main.c +++ b/kern/emu/main.c @@ -57,25 +57,6 @@ grub_arch_modules_addr (void) return 0; } -#if GRUB_NO_MODULES -grub_err_t -grub_arch_dl_check_header (void *ehdr) -{ - (void) ehdr; - - return GRUB_ERR_BAD_MODULE; -} - -grub_err_t -grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr) -{ - (void) mod; - (void) ehdr; - - return GRUB_ERR_BAD_MODULE; -} -#endif - void grub_reboot (void) { @@ -154,10 +135,7 @@ void grub_hostfs_init (void); void grub_hostfs_fini (void); void grub_host_init (void); void grub_host_fini (void); -#if GRUB_NO_MODULES -void grub_init_all (void); -void grub_fini_all (void); -#endif +void grub_emu_init (void); int main (int argc, char *argv[]) @@ -216,6 +194,7 @@ main (int argc, char *argv[]) } signal (SIGINT, SIG_IGN); + grub_emu_init (); grub_console_init (); grub_host_init (); grub_hostfs_init (); @@ -223,9 +202,7 @@ main (int argc, char *argv[]) /* XXX: This is a bit unportable. */ grub_util_biosdisk_init (dev_map); -#if GRUB_NO_MODULES grub_init_all (); -#endif /* Make sure that there is a root device. */ if (! root_dev) @@ -255,9 +232,7 @@ main (int argc, char *argv[]) if (setjmp (main_env) == 0) grub_main (); -#if GRUB_NO_MODULES grub_fini_all (); -#endif grub_hostfs_fini (); grub_host_fini (); @@ -287,10 +262,3 @@ grub_millisleep (grub_uint32_t ms) } #endif - -#if GRUB_NO_MODULES -void -grub_register_exported_symbols (void) -{ -} -#endif diff --git a/kern/main.c b/kern/main.c index 1fdf4ab07..2541d3295 100644 --- a/kern/main.c +++ b/kern/main.c @@ -30,6 +30,8 @@ #include #include +int grub_no_autoload; + void grub_module_iterate (int (*hook) (struct grub_module_header *header)) { diff --git a/normal/main.c b/normal/main.c index 4ed17e82c..2d493b897 100644 --- a/normal/main.c +++ b/normal/main.c @@ -476,10 +476,13 @@ grub_normal_init_page (struct grub_term_output *term) static void read_lists (const char *val) { - read_command_list (val); - read_fs_list (val); - read_crypto_list (val); - read_terminal_list (val); + if (! grub_no_autoload) + { + read_command_list (val); + read_fs_list (val); + read_crypto_list (val); + read_terminal_list (val); + } } static char * diff --git a/util/misc.c b/util/misc.c index 1656d6b5b..caec60552 100644 --- a/util/misc.c +++ b/util/misc.c @@ -193,12 +193,10 @@ grub_mm_init_region (void *addr __attribute__ ((unused)), { } -#if GRUB_NO_MODULES void grub_register_exported_symbols (void) { } -#endif #ifdef __MINGW32__ @@ -222,7 +220,7 @@ grub_millisleep (grub_uint32_t ms) #endif -#if !(defined (__i386__) || defined (__x86_64__)) && GRUB_NO_MODULES +#if !(defined (__i386__) || defined (__x86_64__)) && GRUB_MACHINE_EMU void grub_arch_sync_caches (void *address __attribute__ ((unused)), grub_size_t len __attribute__ ((unused))) From 7ad9681655c4203a2a38e5a0b97ae7d654b1f609 Mon Sep 17 00:00:00 2001 From: BVK Chaitanya Date: Thu, 6 May 2010 11:38:35 +0530 Subject: [PATCH 6/6] add missing files --- kern/emu/cache.S | 19 ++++++++++++++++++ kern/emu/dl.c | 19 ++++++++++++++++++ kern/emu/full.c | 50 ++++++++++++++++++++++++++++++++++++++++++++++++ kern/emu/lite.c | 42 ++++++++++++++++++++++++++++++++++++++++ 4 files changed, 130 insertions(+) create mode 100644 kern/emu/cache.S create mode 100644 kern/emu/dl.c create mode 100644 kern/emu/full.c create mode 100644 kern/emu/lite.c diff --git a/kern/emu/cache.S b/kern/emu/cache.S new file mode 100644 index 000000000..9975578b8 --- /dev/null +++ b/kern/emu/cache.S @@ -0,0 +1,19 @@ +#ifndef GRUB_MACHINE_EMU +#error "This source is only meant for grub-emu platform" +#endif + +#if defined(GRUB_CPU_I386) +/* Nothing is necessary. */ +#elif defined(GRUB_CPU_X86_64) +/* Nothing is necessary. */ +#elif defined(GRUB_CPU_SPARC64) +#include "../sparc64/cache.S" +#elif defined(GRUB_CPU_MIPS) +#include "../mips/cache.S" +#elif defined(GRUB_CPU_MIPSEL) +#include "../mips/cache.S" +#elif defined(GRUB_CPU_POWERPC) +#include "../powerpc/cache.S" +#else +#error "No target cpu type is defined" +#endif diff --git a/kern/emu/dl.c b/kern/emu/dl.c new file mode 100644 index 000000000..09e2f4a7a --- /dev/null +++ b/kern/emu/dl.c @@ -0,0 +1,19 @@ +#ifndef GRUB_MACHINE_EMU +#error "This source is only meant for grub-emu platform" +#endif + +#if defined(GRUB_CPU_I386) +#include "../i386/dl.c" +#elif defined(GRUB_CPU_X86_64) +#include "../x86_64/dl.c" +#elif defined(GRUB_CPU_SPARC64) +#include "../sparc64/dl.c" +#elif defined(GRUB_CPU_MIPS) +#include "../mips/dl.c" +#elif defined(GRUB_CPU_MIPSEL) +#include "../mips/dl.c" +#elif defined(GRUB_CPU_POWERPC) +#include "../powerpc/dl.c" +#else +#error "No target cpu type is defined" +#endif diff --git a/kern/emu/full.c b/kern/emu/full.c new file mode 100644 index 000000000..0bd33337f --- /dev/null +++ b/kern/emu/full.c @@ -0,0 +1,50 @@ +/* + * 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 . + */ + +#include +#include +#include +#include +#include +#include + +void +grub_register_exported_symbols (void) +{ +} + +grub_err_t +grub_arch_dl_check_header (void *ehdr) +{ + (void) ehdr; + return GRUB_ERR_BAD_MODULE; +} + +grub_err_t +grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr) +{ + (void) mod; + (void) ehdr; + return GRUB_ERR_BAD_MODULE; +} + +void +grub_emu_init (void) +{ + grub_no_autoload = 1; +} diff --git a/kern/emu/lite.c b/kern/emu/lite.c new file mode 100644 index 000000000..884ddee10 --- /dev/null +++ b/kern/emu/lite.c @@ -0,0 +1,42 @@ +#include +#include + +#ifndef GRUB_MACHINE_EMU +#error "This source is only meant for grub-emu platform" +#endif + +#if defined(GRUB_CPU_I386) +#include "../i386/dl.c" +#elif defined(GRUB_CPU_X86_64) +#include "../x86_64/dl.c" +#elif defined(GRUB_CPU_SPARC64) +#include "../sparc64/dl.c" +#elif defined(GRUB_CPU_MIPS) +#include "../mips/dl.c" +#elif defined(GRUB_CPU_MIPSEL) +#include "../mips/dl.c" +#elif defined(GRUB_CPU_POWERPC) +#include "../powerpc/dl.c" +#else +#error "No target cpu type is defined" +#endif + +/* grub-emu-lite supports dynamic module loading, so it won't have any + embedded modules. */ +void +grub_init_all (void) +{ + return; +} + +void +grub_fini_all (void) +{ + return; +} + +void +grub_emu_init (void) +{ + return; +}