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aa24b516a2
* Makefile.in (enable_lzo): New rule. * conf/i386-pc.rmk (grub_mkimage_SOURCES): New test with enable_lzo. * configure.ac (ENABLE_LZO): New option --enable-lzo. * boot/i386/pc/lnxboot.S: #include <config.h>. * include/grub/i386/pc/kernel.h (GRUB_KERNEL_MACHINE_RAW_SIZE): Change its value accordding to the compression algorithm used, lzo or lzma. * util/i386/pc/grub-mkimage.c (compress_kernel): Use different compression algorithm according to configure macro. * kern/i386/pc/startup.S (codestart): Likewise. * kern/i386/pc/lzma_decode.S: New file. * include/grub/lib/LzFind.h: Likewise. * include/grub/lib/LzHash.h: Likewise. * include/grub/lib/LzmaDec.h: Likewise. * include/grub/lib/LzmaEnc.h: Likewise. * include/grub/lib/LzmaTypes.h: Likewise. * lib/LzFind.c: Likewise. * lib/LzmaDec.c: Likewise. * lib/LzmaEnc.c: Likewise.
92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2002,2003,2007,2008 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef KERNEL_MACHINE_HEADER
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#define KERNEL_MACHINE_HEADER 1
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/* The offset of GRUB_TOTAL_MODULE_SIZE. */
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#define GRUB_KERNEL_MACHINE_TOTAL_MODULE_SIZE 0x8
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/* The offset of GRUB_KERNEL_IMAGE_SIZE. */
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#define GRUB_KERNEL_MACHINE_KERNEL_IMAGE_SIZE 0xc
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/* The offset of GRUB_COMPRESSED_SIZE. */
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#define GRUB_KERNEL_MACHINE_COMPRESSED_SIZE 0x10
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/* The offset of GRUB_INSTALL_DOS_PART. */
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#define GRUB_KERNEL_MACHINE_INSTALL_DOS_PART 0x14
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/* The offset of GRUB_INSTALL_BSD_PART. */
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#define GRUB_KERNEL_MACHINE_INSTALL_BSD_PART 0x18
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/* The offset of GRUB_MEMDISK_IMAGE_SIZE. */
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#define GRUB_KERNEL_MACHINE_MEMDISK_IMAGE_SIZE 0x1c
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/* The offset of GRUB_PREFIX. */
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#define GRUB_KERNEL_MACHINE_PREFIX 0x20
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/* End of the data section. */
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#define GRUB_KERNEL_MACHINE_DATA_END 0x50
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/* The size of the first region which won't be compressed. */
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#if defined(ENABLE_LZO)
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#define GRUB_KERNEL_MACHINE_RAW_SIZE (GRUB_KERNEL_MACHINE_DATA_END + 0x450)
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#elif defined(ENABLE_LZMA)
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#define GRUB_KERNEL_MACHINE_RAW_SIZE (GRUB_KERNEL_MACHINE_DATA_END + 0x5F0)
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#endif
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#ifndef ASM_FILE
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#include <grub/symbol.h>
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#include <grub/types.h>
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/* The size of kernel image. */
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extern grub_int32_t grub_kernel_image_size;
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/* The total size of module images following the kernel. */
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extern grub_int32_t grub_total_module_size;
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/* The DOS partition number of the installed partition. */
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extern grub_int32_t grub_install_dos_part;
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/* The BSD partition number of the installed partition. */
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extern grub_int32_t grub_install_bsd_part;
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/* The size of memory disk image, if present. */
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extern grub_int32_t grub_memdisk_image_size;
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/* The prefix which points to the directory where GRUB modules and its
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configuration file are located. */
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extern char grub_prefix[];
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/* The boot BIOS drive number. */
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extern grub_int32_t EXPORT_VAR(grub_boot_drive);
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/* The root BIOS drive number. */
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extern grub_int32_t grub_root_drive;
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/* The end address of the kernel. */
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extern grub_addr_t grub_end_addr;
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extern grub_addr_t EXPORT_FUNC(grub_arch_memdisk_addr) (void);
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extern grub_off_t EXPORT_FUNC(grub_arch_memdisk_size) (void);
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#endif /* ! ASM_FILE */
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#endif /* ! KERNEL_MACHINE_HEADER */
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