diff options
Diffstat (limited to 'include/grub/offsets.h')
| -rw-r--r-- | include/grub/offsets.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/include/grub/offsets.h b/include/grub/offsets.h new file mode 100644 index 0000000..871e1cd --- /dev/null +++ b/include/grub/offsets.h @@ -0,0 +1,168 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2002,2003,2007,2008 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/>. + */ + +#ifndef OFFSETS_HEADER +#define OFFSETS_HEADER 1 + +/* The offset of GRUB_COMPRESSED_SIZE. */ +#define GRUB_DECOMPRESSOR_I386_PC_COMPRESSED_SIZE 0x08 + +/* The offset of GRUB_COMPRESSED_SIZE. */ +#define GRUB_DECOMPRESSOR_I386_PC_UNCOMPRESSED_SIZE 0x0c + +/* Offset of reed_solomon_redundancy. */ +#define GRUB_KERNEL_I386_PC_REED_SOLOMON_REDUNDANCY 0x10 + +/* Offset of field holding no reed solomon length. */ +#define GRUB_KERNEL_I386_PC_NO_REED_SOLOMON_LENGTH 0x14 + +#define GRUB_DECOMPRESSOR_I386_PC_BOOT_DEVICE 0x18 + +#define GRUB_DECOMPRESSOR_I386_PC_MAX_DECOMPRESSOR_SIZE (0x9000-0x8200) + +/* The segment where the kernel is loaded. */ +#define GRUB_BOOT_I386_PC_KERNEL_SEG 0x800 + +#define GRUB_KERNEL_I386_PC_LINK_ADDR 0x9000 +#define GRUB_KERNEL_I386_XEN_PVH_LINK_ADDR 0x100000 + +/* The upper memory area (starting at 640 kiB). */ +#define GRUB_MEMORY_I386_PC_UPPER 0xa0000 +#define GRUB_MEMORY_I386_QEMU_UPPER GRUB_MEMORY_I386_PC_UPPER + +/* The offset of GRUB_CORE_ENTRY_ADDR. */ +#define GRUB_BOOT_I386_QEMU_CORE_ENTRY_ADDR 0x4 + +/* The offset of GRUB_CORE_ENTRY_ADDR. */ +#define GRUB_KERNEL_I386_QEMU_CORE_ENTRY_ADDR 0x8 + +#define GRUB_KERNEL_I386_QEMU_LINK_ADDR 0x9000 + +/* The offset of GRUB_TOTAL_MODULE_SIZE. */ +#define GRUB_KERNEL_SPARC64_IEEE1275_TOTAL_MODULE_SIZE 0x8 +#define GRUB_KERNEL_ARM_STACK_SIZE 0x40000 + +#define GRUB_BOOT_SPARC64_IEEE1275_LIST_SIZE 12 + +#define GRUB_BOOT_SPARC64_IEEE1275_IMAGE_ADDRESS 0x4400 +#define GRUB_KERNEL_SPARC64_IEEE1275_LINK_ADDR 0x4400 + +#define GRUB_KERNEL_POWERPC_IEEE1275_LINK_ALIGN 4 +#define GRUB_KERNEL_POWERPC_IEEE1275_LINK_ADDR 0x200000 + +#define GRUB_KERNEL_MIPS_LOONGSON_LINK_ADDR 0x80200000 + +#define GRUB_KERNEL_MIPS_LOONGSON_LINK_ALIGN 32 + +#define GRUB_DECOMPRESSOR_MIPS_LOONGSON_COMPRESSED_SIZE 0x8 +#define GRUB_DECOMPRESSOR_MIPS_LOONGSON_UNCOMPRESSED_SIZE 0xc +#define GRUB_DECOMPRESSOR_MIPS_LOONGSON_UNCOMPRESSED_ADDR 0x10 + +#define GRUB_KERNEL_MIPS_LOONGSON_TOTAL_MODULE_SIZE 0x08 + +#define GRUB_KERNEL_MIPS_QEMU_MIPS_LINK_ADDR 0x80200000 +#define GRUB_KERNEL_MIPS_QEMU_MIPS_LINK_ALIGN 32 +#define GRUB_DECOMPRESSOR_MIPS_QEMU_MIPS_COMPRESSED_SIZE 0x8 +#define GRUB_DECOMPRESSOR_MIPS_QEMU_MIPS_UNCOMPRESSED_SIZE 0xc +#define GRUB_DECOMPRESSOR_MIPS_QEMU_MIPS_UNCOMPRESSED_ADDR 0x10 +#define GRUB_KERNEL_MIPS_QEMU_MIPS_TOTAL_MODULE_SIZE 0x08 + +#define GRUB_KERNEL_MIPS_ARC_LINK_ADDR 0x88200000 +#define GRUB_KERNEL_MIPSEL_ARC_LINK_ADDR 0x80700000 +#define GRUB_KERNEL_MIPS_ARC_LINK_ALIGN 32 + +#define GRUB_DECOMPRESSOR_MIPS_ARC_COMPRESSED_SIZE 0x8 +#define GRUB_DECOMPRESSOR_MIPS_ARC_UNCOMPRESSED_SIZE 0xc +#define GRUB_DECOMPRESSOR_MIPS_ARC_UNCOMPRESSED_ADDR 0x10 + +#define GRUB_KERNEL_MIPS_ARC_TOTAL_MODULE_SIZE 0x08 + +#define GRUB_KERNEL_I386_COREBOOT_LINK_ADDR 0x9000 +#define GRUB_KERNEL_I386_COREBOOT_MODULES_ADDR 0x100000 + +#define GRUB_KERNEL_I386_IEEE1275_LINK_ADDR 0x10000 + +#define GRUB_KERNEL_I386_IEEE1275_MOD_ALIGN 0x1000 +#define GRUB_KERNEL_I386_COREBOOT_MOD_ALIGN 0x1 +#define GRUB_KERNEL_I386_MULTIBOOT_MOD_ALIGN GRUB_KERNEL_I386_COREBOOT_MOD_ALIGN + +#define GRUB_KERNEL_X86_64_XEN_MOD_ALIGN 0x8 +#define GRUB_KERNEL_I386_XEN_MOD_ALIGN 0x8 +#define GRUB_KERNEL_I386_XEN_PVH_MOD_ALIGN 0x8 + +/* Non-zero value is only needed for PowerMacs. */ +#define GRUB_KERNEL_X86_64_XEN_MOD_GAP 0x0 +#define GRUB_KERNEL_I386_XEN_MOD_GAP 0x0 +#define GRUB_KERNEL_I386_XEN_PVH_MOD_GAP 0x0 +#define GRUB_KERNEL_I386_IEEE1275_MOD_GAP 0x0 +#define GRUB_KERNEL_I386_COREBOOT_MOD_GAP 0x0 +#define GRUB_KERNEL_SPARC64_IEEE1275_MOD_GAP 0x0 +#define GRUB_KERNEL_ARM_UBOOT_MOD_GAP 0x0 + +#define GRUB_KERNEL_POWERPC_IEEE1275_MOD_ALIGN 0x1000 +#define GRUB_KERNEL_SPARC64_IEEE1275_LOG_MOD_ALIGN 3 +#define GRUB_KERNEL_SPARC64_IEEE1275_MOD_ALIGN (1 << GRUB_KERNEL_SPARC64_IEEE1275_LOG_MOD_ALIGN) + +#define GRUB_KERNEL_MIPS_LOONGSON_MOD_ALIGN 0x1 +#define GRUB_KERNEL_MIPS_ARC_MOD_ALIGN 0x1 +#define GRUB_KERNEL_MIPS_QEMU_MIPS_MOD_ALIGN 0x1 + +#define GRUB_KERNEL_ARM_UBOOT_MOD_ALIGN 0x8 +#define GRUB_KERNEL_ARM_UBOOT_TOTAL_MODULE_SIZE 0x4 + +#define GRUB_KERNEL_ARM_COREBOOT_MOD_ALIGN 0x8 +#define GRUB_KERNEL_ARM_COREBOOT_TOTAL_MODULE_SIZE 0x4 + +#define GRUB_KERNEL_ARM_STACK_SIZE 0x40000 +#define GRUB_KERNEL_ARM_COREBOOT_MOD_GAP (GRUB_KERNEL_ARM_STACK_SIZE + 1024) + +/* Minimal gap between _end and the start of the modules. It's a hack + for PowerMac to prevent "CLAIM failed" error. The real fix is to + rewrite grub-mkimage to generate valid ELF files. */ +#define GRUB_KERNEL_POWERPC_IEEE1275_MOD_GAP 0x8000 + +#ifdef GRUB_MACHINE +#define GRUB_OFFSETS_CONCAT_(a,b,c) a ## b ## c +#define GRUB_OFFSETS_CONCAT(a,b,c) GRUB_OFFSETS_CONCAT_(a,b,c) +#define GRUB_KERNEL_MACHINE_MOD_ALIGN GRUB_OFFSETS_CONCAT (GRUB_KERNEL_, GRUB_MACHINE, _MOD_ALIGN) +#define GRUB_KERNEL_MACHINE_MOD_GAP GRUB_OFFSETS_CONCAT (GRUB_KERNEL_, GRUB_MACHINE, _MOD_GAP) +#define GRUB_KERNEL_MACHINE_TOTAL_MODULE_SIZE GRUB_OFFSETS_CONCAT (GRUB_KERNEL_, GRUB_MACHINE, _TOTAL_MODULE_SIZE) + +#define GRUB_BOOT_MACHINE_KERNEL_SEG GRUB_OFFSETS_CONCAT (GRUB_BOOT_, GRUB_MACHINE, _KERNEL_SEG) +#define GRUB_MEMORY_MACHINE_UPPER GRUB_OFFSETS_CONCAT (GRUB_MEMORY_, GRUB_MACHINE, _UPPER) +#if defined (GRUB_MACHINE_ARC) && defined (GRUB_CPU_MIPSEL) +#define GRUB_MACHINE_LINK_ADDR GRUB_KERNEL_MIPSEL_ARC_LINK_ADDR +#else +#define GRUB_MACHINE_LINK_ADDR GRUB_OFFSETS_CONCAT (GRUB_KERNEL_, GRUB_MACHINE, _LINK_ADDR) +#endif + +#define GRUB_DECOMPRESSOR_MACHINE_COMPRESSED_SIZE GRUB_OFFSETS_CONCAT (GRUB_DECOMPRESSOR_, GRUB_MACHINE, _COMPRESSED_SIZE) +#define GRUB_DECOMPRESSOR_MACHINE_UNCOMPRESSED_SIZE GRUB_OFFSETS_CONCAT (GRUB_DECOMPRESSOR_, GRUB_MACHINE, _UNCOMPRESSED_SIZE) +#define GRUB_DECOMPRESSOR_MACHINE_UNCOMPRESSED_ADDR GRUB_OFFSETS_CONCAT (GRUB_DECOMPRESSOR_, GRUB_MACHINE, _UNCOMPRESSED_ADDR) +#endif + +#ifndef ASM_FILE +struct grub_pc_bios_boot_blocklist +{ + grub_uint64_t start; + grub_uint16_t len; + grub_uint16_t segment; +} GRUB_PACKED; +#endif + +#endif |