Commit graph

38 commits

Author SHA1 Message Date
Vladimir Serbinenko
a19293cb75 Move OS-dependent mprotect for module loading to grub-core/osdep/*/dl.c
and implement windows variant.
2013-12-08 18:08:23 +01:00
Vladimir Serbinenko
8c534b85f1 Revamp relocation handling.
Move more code to common dl.c. Add missing veneers for arm and arm64.
	Decreases kernel size by 70 bytes on i386-pc (40-50 compressed)
2013-12-06 09:18:55 +01:00
Vladimir Serbinenko
4906052019 Unify GOT/trampoline handling between PPC, MIPS and IA64 as they
do essentially the same thing, do it in similar way.
2013-11-21 21:54:33 +01:00
Vladimir Serbinenko
80e8b13ac4 * grub-core/kern/dl.c: Unify section-finding algorithm. Saves 30 bytes
on core size.
2013-11-01 15:20:14 +01:00
Vladimir 'phcoder' Serbinenko
7cd0df84f1 New command `nativedisk'. 2013-04-28 15:31:33 +02:00
Vladimir 'phcoder' Serbinenko
a6393224c4 Make 'make check' work on emu. 2013-04-27 02:00:16 +02:00
Vladimir 'phcoder' Serbinenko
cdeb832472 * grub-core/kern/dl.c (grub_dl_resolve_symbols): Handle malloc failure. 2013-04-24 13:58:31 +02:00
Vladimir 'phcoder' Serbinenko
e744219bb6 Implement boot time analysis framework. 2013-03-19 20:25:09 +01:00
Vladimir 'phcoder' Serbinenko
ba287dd8e0 * grub-core/kern/dl.c (grub_dl_add): Make global in order for gdb_grub
to work.
2012-03-19 11:10:11 +01:00
Vladimir 'phcoder' Serbinenko
67093bc0ed Another round of string clarification and adding TRANSLATORS comments. 2012-02-26 17:28:05 +01:00
Vladimir 'phcoder' Serbinenko
ebcecdf1c3 Increase warning level.
* conf/Makefile.common (CFLAGS_GNULIB): Add -Wno-redundant-decls
	-Wno-unreachable-code -Wno-conversion -Wno-old-style-definition.
	* configure.ac (HOST_CFLAGS): Add bunch of -W arguments.
	(TARGET_CFLAGS): Likewise.
	(HOST_CFLAGS): Add -Werror unless --disable-werror is activated.
	* grub-core/Makefile.core.def (decompressor_xz): Add
	-Wno-unreachable-code.
	(normal): Add -Wno-redundant-decls.
	(xzio): Add -Wno-unreachable-code.
	(lzopio): Add -Wno-redundant-decls -Wno-error.
	* grub-core/commands/acpi.c: Add exception to -Wcast-align.
	* grub-core/commands/lsacpi.c: Add exception to -Wcast-align.
	* grub-core/gensymlist.sh: Add exception to -Wmissing-format-attribute.
	* grub-core/kern/dl.c: Add exception to -Wcast-align.
	* grub-core/kern/efi/efi.c (grub_efi_modules_addr): Likewise.
	* grub-core/kern/i386/coreboot/init.c: Add exception to
	-Wsuggest-attribute=noreturn.
	* grub-core/kern/ia64/dl.c: Add exception to -Wcast-align.
	* grub-core/kern/ia64/dl_helper.c: Likewise.
	* grub-core/kern/mips/dl.c: Likewise.
	* grub-core/kern/sparc64/dl.c: Likewise.
	* grub-core/lib/LzmaEnc.c: Add exception to -Wshadow.
	* grub-core/lib/libgcrypt_wrap/cipher_wrap.h (memcpy): Likewise.
	(memcmp): Likewise.
	* grub-core/lib/pbkdf2.c: Add exception to -Wunreachable-code.
	* grub-core/loader/ia64/efi/linux.c: Add exception to -Wcast-align.
	* grub-core/loader/mips/linux.c: Likewise.
	* grub-core/loader/multiboot_elfxx.c: Likewise.
	* grub-core/script/parser.y: Add exception to -Wunreachable-code.
	* grub-core/video/sm712.c: Add exception to -Wcast-align.
	* util/import_gcry.py: Add -Wno-cast-align to modules checked by hand.
	* grub-core/font/font.c (grub_font_loader_init): Add explicit cast and
	fixme.
	* grub-core/fs/iso9660.c (grub_iso9660_iterate_dir): Likewise.
	* grub-core/kern/i386/multiboot_mmap.c (grub_machine_mmap_init):
	Fix prototype.
2012-02-10 16:48:48 +01:00
Vladimir 'phcoder' Serbinenko
9c4b5c13e6 Improve gettext support. Stylistic fixes and error handling fixes while
on it.
2012-02-08 19:26:01 +01:00
Vladimir 'phcoder' Serbinenko
92cd0f6e45 Move platform-dependent files from $prefix to $prefix/$platform.
* config.h.in (GRUB_TARGET_CPU): New definition.
	(GRUB_PLATFORM): Likewise.
	* configure.ac: Define GRUB_TARGET_CPU and GRUB_PLATFORM.
	* grub-core/commands/parttool.c (grub_cmd_parttool): Update dir.
	* grub-core/efiemu/main.c (grub_efiemu_autocore): Likewise.
	* grub-core/kern/dl.c (grub_dl_load): Likewise.
	* grub-core/normal/autofs.c (read_fs_list): Likewise.
	* grub-core/normal/crypto.c (read_crypto_list): Likewise.
	* grub-core/normal/dyncmd.c (read_command_list): Likewise.
	* grub-core/normal/term.c (read_terminal_list): Likewise.
	* grub-core/gettext/gettext.c (grub_mofile_open_lang): Use
	$prefix/locale.
	(grub_gettext_init_ext): Likewise.
	* grub-core/normal/main.c (GRUB_MOD_INIT): Define grub_cpu and
	grub_platform.
	* util/grub-install.in: Update directories.
	* util/grub-mknetdir.in: Likewise.
	* util/grub-mkrescue.in: Likewise.
2012-02-04 21:47:29 +01:00
Vladimir 'phcoder' Serbinenko
10b64f1cf4 * grub-core/kern/dl.c (grub_dl_load_segments): Fix alignment handling. 2011-11-16 21:40:50 +01:00
Vladimir 'phcoder' Serbinenko
bb41695449 * grub-core/kern/dl.c (grub_dl_unload): Fix freeing segments. 2011-11-16 21:38:00 +01:00
Vladimir 'phcoder' Serbinenko
d35d0d3753 Add const keyword to grub_env_get and gettextize week days.
* grub-core/hook/datehook.c (grub_datetime_names): Make const.
	(grub_read_hook_datetime): Return const char *.
	* grub-core/kern/env.c (grub_env_get): Return const char *. All users
	updated.
	* grub-core/normal/datetime.c (grub_weekday_names): Make const.
	Mark for gettext.
	(grub_get_weekday_name): Return const char *. Call gettext.
	* grub-core/script/argv.c (grub_script_argv_append): Receive const
	char * and len as the argument. All users updated.
	(grub_script_argv_split_append): Receive const char *.
	* include/grub/datetime.h (grub_get_weekday_name): Update proto.
	* include/grub/env.h (grub_env_get): Likewise.
	(grub_env_read_hook_t): Return const char *.
	* include/grub/script_sh.h (grub_script_argv_append): Update proto.
	(grub_script_argv_split_append): Likewise.
2011-11-11 20:34:37 +01:00
Vladimir 'phcoder' Serbinenko
ed64e9e279 Support trampoline jumps on powerpc.
* grub-core/kern/dl.c (grub_dl_load_segments) [__powerpc__]: Follow
	__ia64__ path.
	(grub_dl_load_segments): Set mod->sz.
	(grub_dl_flush_cache): Flush whole space occupied by module, not just
	segments.
	* grub-core/kern/ia64/dl.c (nopm): Make const while on it.
	(jump): Likewise.
	* grub-core/kern/powerpc/dl.c (grub_arch_dl_get_tramp_got_size): New
	function.
	(trampoline): New struct.
	(trampoline_template): New const.
	(grub_arch_dl_relocate_symbols): Create trampolines on overflow.
	* include/grub/dl.h (grub_dl): Add sz element.
	[__powerpc__]: Follow __ia64__.
	(GRUB_ARCH_DL_TRAMP_ALIGN): Define on ppc.
	(GRUB_ARCH_DL_GOT_ALIGN): Likewise.
	(GRUB_ARCH_DL_TRAMP_SIZE): Likewise.
	(grub_arch_dl_get_tramp_got_size) [__powerpc__]: New proto.
2011-11-08 11:23:56 +01:00
Vladimir 'phcoder' Serbinenko
c2aa00f059 Fix a memory leak 2011-07-06 17:40:36 +02:00
Tristan Gingold
32297d5ff7 IA64 support.
* Makefile.util.def (libgrubmods.a): Add grub-core/kern/ia64/dl_helper.c
	* configure.ac: Add ia64-efi target.
	Probe for __ia64_trampoline, __udivsi3, __umoddi3, __udivdi3,
	__divsi3, __modsi3, __umodsi3, __moddi3 and __divdi3 symbols.
	* gentpl.py: Add ia64_efi platform.
	Rename x86_efi to efi and Add ia64-efi. All users updated.
	* grub-core/Makefile.am: Set KERNEL_HEADER_FILES for ia64-efi.
	* grub-core/Makefile.core.def (kernel.img): Add compile flags for ia64.
	Remove kern/generic/rtc_get_time_ms.c on EFI.
	Add kern/ia64/efi/startup.S, kern/ia64/efi/init.c, kern/ia64/dl.c,
	kern/ia64/dl_helper.c on ia64-efi.
	Add kern/emu/cache.c on emu.
	(linux): Use on loader/ia64/efi/linux.c on ia64.
	* grub-core/gensymlist.sh (grub_register_exported_symbols): Check
	whether symbol is a function.
	* grub-core/kern/dl.c [GRUB_MACHINE_EMU]: Include sys/mman.h.
	(grub_symbol): New field 'isfunc'.
	(grub_dl_resolve_symbol): Return whole symbol rather than just address.
	(grub_dl_register_symbol): New argument 'isfunc'. All users updated.
	(grub_dl_load_segments): Place all sections into the same region.
	[__ia64__]: Create trampolines and got.
	[GRUB_MACHINE_EMU]: Call mprotect.
	(grub_dl_resolve_symbols): Resolve symbol type as well.
	[__ia64__]: Create function descriptors.
	* grub-core/kern/efi/efi.c (grub_get_rtc): Renamed to ...
	(grub_rtc_get_time_ms): ... this. Expressions simplified.
	(grub_get_rtc): New function.
	* grub-core/kern/emu/cache.c [__ia64__]: New file.
	* grub-core/kern/emu/cache.S: Renamed to ...
	* grub-core/kern/emu/cache_s.S: ... this.
	[__ia64__]: Add a nop.
	* grub-core/kern/emu/full.c (grub_arch_dl_get_tramp_got_size)
	[__ia64__]: New function.
	* grub-core/kern/emu/lite.c [__ia64__]: Include ../ia64/dl.c.
	* grub-core/kern/ia64/dl.c: New file.
	* grub-core/kern/ia64/dl_helper.c: Likewise.
	* grub-core/kern/ia64/efi/init.c: New file.
	* grub-core/kern/ia64/efi/startup.S: Likewise.
	* grub-core/lib/efi/halt.c [__ia64__]: Don't try acpi.
	* grub-core/lib/ia64/longjmp.S: New file (from glibc).
	* grub-core/lib/ia64/setjmp.S: Likewise (from glibc).
	* grub-core/lib/setjmp.S [__ia64__]: Include ./ia64/setjmp.S.
	* grub-core/loader/ia64/efi/linux.c: New file.
	* include/grub/dl.h (GRUB_MOD_NAME): Redefined using C rather than asm.
	(GRUB_MOD_DEP): Likewise.
	(grub_dl) [__ia64__]: New fields got and tramp.
	(grub_dl): New field 'base'.
	(grub_dl_register_symbol): New argument isfunc. All users updated.
	(GRUB_IA64_DL_TRAMP_ALIGN): New definition.
	(GRUB_IA64_DL_TRAMP_SIZE): Likewise.
	(GRUB_IA64_DL_GOT_ALIGN): Likewise.
	(grub_ia64_dl_get_tramp_got_size): New proto.
	(GRUB_ARCH_DL_TRAMP_ALIGN) [__ia64__]: Likewise
	(GRUB_ARCH_DL_GOT_ALIGN) [__ia64__]: Likewise
	(grub_arch_dl_get_tramp_got_size) [__ia64__]: Likewise
	* include/grub/efi/api.h: Skip call wrappers on ia64.
	* include/grub/efi/pe32.h (GRUB_PE32_MACHINE_IA64): New definition.
	* include/grub/efi/time.h (GRUB_TICKS_PER_SECOND): Change to 1000.
	* include/grub/elf.h (ELF_ST_INFO): New definition.
	* include/grub/ia64/efi/kernel.h: New file.
	* include/grub/ia64/efi/memory.h: Likewise.
	* include/grub/ia64/efi/time.h: Likewise.
	* include/grub/ia64/kernel.h: Likewise.
	* include/grub/ia64/setjmp.h: Likewise (from glibc).
	* include/grub/ia64/time.h: New file.
	* include/grub/ia64/types.h: Likewise.
	* include/grub/libgcc.h (__udivsi3, __umodsi3, __umoddi3, __udivdi3,
	__moddi3, __divdi3, __divsi3, __modsi3, __ia64_trampoline):
	New protos.
	* include/grub/offsets.h (GRUB_KERNEL_IA64_EFI_PREFIX): New definition.
	(GRUB_KERNEL_IA64_EFI_PREFIX_END): Likewise.
	* include/grub/types.h (PRIxGRUB_ADDR): Likewise.
	* util/grub-mkimage.c (image_target_desc): New field pe_target.
	All users updated.
	(EFI64_HEADER_SIZE): New definition. All users updated.
	(image_targets): Add ia64-efi.
	* util/grub-mkimagexx.c (relocate_symbols): New arguments jumpers and
	jumpers_addr. All users updated.
	Create function descriptors.
	(count_funcs): New function.
	(unaligned_uint32): New struct.
	(MASK20): New definition.
	(MASK19): Likewise.
	(MASKF21): Likewise.
	(add_value_to_slot_20b): New function.
	(add_value_to_slot_21_real): Likewise.
	(add_value_to_slot_21): Likewise.
	(ia64_kernel_trampoline): New struct.
	(nopm): New variable.
	(jump): Likewise.
	(make_trampoline): New function.
	(relocate_addresses): Handle ia64.
	(make_reloc_section): Likewise.
	(load_image): Likewise.

	Also-By: Robert Millan <rmh.grub@aybabtu.com>

	Also-By: Vladimir Serbinenko <phcoder@gmail.com>
2011-05-15 11:22:59 +02:00
Vladimir 'phcoder' Serbinenko
576881217f * grub-core/kern/dl.c (grub_dl_load_file): Decrease ref counter
rather than resetting it to allow modules to reference themselves
	in init.
2011-05-14 22:42:28 +02:00
Vladimir 'phcoder' Serbinenko
3d2c7e3591 * grub-core/kern/dl.c (grub_dl_unload): Don't decrease reference
counter on dependencies since grub_dl_unref already handles this.
2011-05-14 22:35:56 +02:00
Vladimir 'phcoder' Serbinenko
7b58e65f24 track function symbols 2011-05-08 18:29:37 +02:00
Vladimir 'phcoder' Serbinenko
5452733f35 more or less functional ia64 grub-mkimage 2011-05-08 12:39:08 +02:00
Vladimir 'phcoder' Serbinenko
e745cf0ca6 Implement automatic module license checking according to new GNU
guidelines.

	* grub-core/kern/dl.c (grub_dl_check_license): New function.
	(grub_dl_load_core): Use grub_dl_check_license.
	* include/grub/dl.h (GRUB_MOD_SECTION): New macro.
	(GRUB_MOD_LICENSE): Likewise.
	(GRUB_MOD_DUAL_LICENSE): Likewise.
	All modules updated.
2011-04-11 23:01:51 +02:00
Vladimir 'phcoder' Serbinenko
0718f66d12 Discard a bunch of junk code 2011-01-03 00:56:28 +01:00
phcoder
5faa440cb0 Discard several spurious differences from mainline 2011-01-03 00:47:21 +01:00
Vladimir 'phcoder' Serbinenko
7edf63fce6 merge ia64-emu into ia64 2011-01-02 23:55:50 +01:00
phcoder
f49157dfe5 Restructure module loading and many fixes. Now normal.mod loads successfully 2011-01-02 23:30:25 +01:00
phcoder
bbbf84350e Working hello.mod with extcmd.mod 2011-01-02 19:20:28 +01:00
phcoder
73911575dd support for registering functions from modules (not tested yet) 2011-01-02 14:58:57 +01:00
phcoder
f9c30af6d0 Succesfully loaded return-only module on ia64-emu 2011-01-02 14:09:58 +01:00
Vladimir 'phcoder' Serbinenko
4bec80482e Remove few bad hunks 2010-09-01 10:21:05 +02:00
Vladimir 'phcoder' Serbinenko
07329a9ac9 Fix some compilation problems 2010-09-01 09:44:32 +02:00
Vladimir 'phcoder' Serbinenko
6585de4c0c merge mainline into ia64 2010-08-31 21:47:26 +02:00
Vladimir 'phcoder' Serbinenko
89e07694dc Remove grub_dl_unload_all. It's unnecessary and causes trouble 2010-08-25 21:19:45 +02:00
BVK Chaitanya
297f0c2b6e merge with mainline 2010-07-13 00:43:28 +05:30
BVK Chaitanya
16321bf9ca pull-in emu-lite branch 2010-05-06 12:55:47 +05:30
BVK Chaitanya
8c41176882 automake commit without merge history 2010-05-06 11:34:04 +05:30
Renamed from kern/dl.c (Browse further)