Commit Graph

17 Commits

Author SHA1 Message Date
Colin Watson
1426ef3560 * include/grub/offsets.h (GRUB_KERNEL_I386_PC_RAW_SIZE): The
previous patch increased the size of the RS code by 20 bytes (at
least with gcc-4.4), so increase this by 20 bytes to match.
(GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART): Likewise.
2010-12-21 17:41:47 +00:00
Vladimir 'phcoder' Serbinenko
b65830fae1 Write embedding zone using Reed-Solomon.
* Makefile.util.def (grub-setup): Add grub-core/lib/reed_solomon.c.
	* grub-core/Makefile.am (rs_decoder.S): New target.
	(kern/i386/pc/startup.S): Depend on rs_decoder.S.
	* grub-core/kern/i386/pc/startup.S (reed_solomon_redundancy): New field.
	(multiboot): Move to RS part.
	(post_reed_solomon): New label.
	(grub_boot_drive): Move to non-RS part since it's modified in memory
	on boot.
	Include rs_decoder.S.
	* grub-core/lib/reed_solomon.c: New file.
	* include/grub/offsets.h (GRUB_KERNEL_I386_PC_REED_SOLOMON_REDUNDANCY):
	New definition.
	(GRUB_KERNEL_I386_PC_MULTIBOOT_SIGNATURE): Removed.
	(GRUB_KERNEL_I386_PC_RAW_SIZE): Updated.
	(GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_PART): New definition.
	* include/grub/partition.h (grub_partition_map): Change prototype of
	embed to allow returning additional sectors.
	* include/grub/reed_solomon.h: New file.
	* util/grub-setup.c (setup): Handle Reed-Solomon.
2010-09-29 21:33:38 +02:00
Vladimir 'phcoder' Serbinenko
25e09515ad Make mb header to protected part 2010-09-25 21:42:13 +02:00
Vladimir 'phcoder' Serbinenko
3ac9e79207 Multiple bugs correction for Reed-Solomon 2010-09-25 20:40:26 +02:00
Vladimir 'phcoder' Serbinenko
419cbeb06d hook Reed-Solomon into startup.S 2010-09-25 19:33:05 +02:00
Vladimir 'phcoder' Serbinenko
4f0de6881c C part of Reed-Solomon 2010-09-24 14:05:47 +02:00
Vladimir 'phcoder' Serbinenko
6d0fa83c79 Support xz compression on yeeloong.
* Makefile.util.def (grub-mkimage): Add $(LIBLZMA).
	* configure.ac: Check for LZMA.
	* grub-core/Makefile.core.def (xz_decompress): New target.
	(none_decompress): Likewise.
	* grub-core/boot/decompressor/minilib.c: New file.
	* grub-core/boot/decompressor/none.c: Likewise.
	* grub-core/boot/decompressor/xz.c: Likewise.
	* grub-core/kern/mips/cache.S: Change to noreorder nomacro.
	* grub-core/kern/mips/cache_flush.S: Likewise.
	* grub-core/kern/i386/pc/lzma_decode.S: Remove dead code.
	* grub-core/kern/mips/startup.S: Move first stage to ...
	* grub-core/boot/mips/startup_raw.S: ...here. Change to noreorder
	nomacro.
	* grub-core/kern/mips/startup.S: Change to noreorder nomacro.
	* grub-core/lib/mips/relocator_asm.S: Change to noreorder nomacro.
	* grub-core/lib/xzembed/xz_dec_bcj.c [GRUB_EMBED_DECOMPRESSOR]:
	Allocate statically.
	* grub-core/lib/xzembed/xz_dec_lzma2.c [GRUB_EMBED_DECOMPRESSOR]:
	Allocate statically or use scratch. Don't check CRC32.
	* grub-core/lib/xzembed/xz_dec_stream.c [GRUB_EMBED_DECOMPRESSOR]:
	Allocate statically. Don't check CRC32.
	* include/grub/decompressor.h: New file.
	* include/grub/offsets.h (GRUB_KERNEL_MIPS_YEELOONG_RAW_SIZE):
	Removed.
	(GRUB_KERNEL_MIPS_YEELOONG_UNCOMPRESSED_SIZE): New field.
	(GRUB_KERNEL_MIPS_YEELOONG_TOTAL_MODULE_SIZE): Adjusted.
	(GRUB_KERNEL_MIPS_YEELOONG_PREFIX): Likewise.
	(GRUB_KERNEL_MIPS_YEELOONG_PREFIX_END): Likewise.
	(GRUB_KERNEL_MACHINE_UNCOMPRESSED_SIZE): New define.
	* util/grub-mkimage.c (grub_compression_t): New type.
	(PLATFORM_FLAGS_DECOMPRESSORS): New flag.
	(image_target_desc): New field default_compression.
	(image_targets): Adjust yeeloong targets.
	(compress_kernel_xz) [HAVE_LIBLZMA]: New function.
	(compress_kernel): New parameter comp.
	(generate_image): Likewise. Handle new compression case.
	(options): New option --compression
	(help): Likewise.
	(main): Handle new option.
2010-09-23 02:10:44 +02:00
Vladimir 'phcoder' Serbinenko
c5b4cd370e asm part for mips decompressor 2010-09-21 10:14:08 +02:00
Vladimir 'phcoder' Serbinenko
742f9232e3 Split config.h for util and core.
* acinclude.m4 (HAVE_ASM_USCORE): Transformed into a variable.
	(ADDR32): Likewise.
	(DATA32): Likewise.
	(BSS_START_SYMBOL): Likewise.
	(END_SYMBOL): Likewise.
	(NEED_ENABLE_EXECUTE_STACK): Likewise. All users updated.
	(grub_I386_ASM_ABSOLUTE_WITHOUT_ASTERISK): Removed.
	* config.h.in: New file.
	* configure.ac: Use config-util.h as config define file.
	Rename MACHINE into GRUB_MACHINE. All users updated.
	(NEED_REGISTER_FRAME_INFO): Transformed into a variable. All users
	updated.
	(NESTED_FUNC_ATTR): Likewise.
	Substitue new variables.
	(COND_HAVE_ASM_USCORE): New conditional.
	* grub-core/Makefile.am (ASM_PREFIX): New variable.
	(kernel_syms.lst): Use ASM_PREFIX.
	* grub-core/kern/emu/console.c: Include config-util.h.
	* grub-core/kern/emu/misc.c: Likewise.
	* grub-core/kern/emu/mm.c: Likewise.
	* include/grub/emu/misc.h: Likewise.
	* include/grub/libgcc.h: Likewise.
2010-09-19 22:22:43 +02:00
Vladimir 'phcoder' Serbinenko
c8e7bf5ff7 Compress grub_prefix.
* grub-core/boot/i386/pc/lnxboot.S: Use
	GRUB_KERNEL_I386_PC_MULTIBOOT_SIGNATURE.
	* grub-core/kern/i386/pc/startup.S: Move grub_prefix to compressed part.
	* include/grub/offsets.h: Rename GRUB_MACHINE_DATA_END to
	GRUB_MACHINE_PREFIX_END. All users updated.
	(GRUB_KERNEL_I386_PC_PREFIX): Set to GRUB_KERNEL_I386_PC_RAW_SIZE.
	(GRUB_KERNEL_I386_PC_PREFIX_END): Set to GRUB_KERNEL_I386_PC_PREFIX
	+ 0x40.
	(GRUB_KERNEL_I386_PC_RAW_SIZE): Decrease.
	* util/grub-mkimage.c (image_target_desc): Change data_end to
	prefix_end. All users updated.
2010-09-03 14:54:04 +02:00
Vladimir 'phcoder' Serbinenko
f0b05761f4 fix multiboot compilation 2010-08-29 00:46:36 +02:00
Vladimir 'phcoder' Serbinenko
8ea6ecb36d Some cleanups 2010-04-26 21:11:16 +02:00
Vladimir 'phcoder' Serbinenko
debaf23f7c all images binary identical to the ones from trunk 2010-04-26 19:11:38 +02:00
Vladimir 'phcoder' Serbinenko
bb3208158a Fill info for remaining platforms. Make efi image identical to image of previous grub-mkimage 2010-04-26 17:19:15 +02:00
Vladimir 'phcoder' Serbinenko
962b15b4c1 Fill info tables for qemu, sparc and mips 2010-04-26 14:42:40 +02:00
Vladimir 'phcoder' Serbinenko
0253aeb7a1 Unified grub-mkimage achieved 2010-04-26 13:11:43 +02:00
Vladimir 'phcoder' Serbinenko
94ac790645 Fix various issues created by previous commits 2010-04-26 10:56:12 +02:00