projects / grub2.git / blame
| Commit | Line | Data |
|---|---|---|
| 0f005da9 | 1 | /* |
| 2 | * GRUB -- GRand Unified Bootloader | |
| 3 | * Copyright (C) 2009 Free Software Foundation, Inc. | |
| 4 | * | |
| 5 | * GRUB is free software: you can redistribute it and/or modify | |
| 6 | * it under the terms of the GNU General Public License as published by | |
| 7 | * the Free Software Foundation, either version 3 of the License, or | |
| 8 | * (at your option) any later version. | |
| 9 | * | |
| 10 | * GRUB is distributed in the hope that it will be useful, | |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | * GNU General Public License for more details. | |
| 14 | * | |
| 15 | * You should have received a copy of the GNU General Public License | |
| 16 | * along with GRUB. If not, see <http://www.gnu.org/licenses/>. | |
| 17 | */ | |
| 18 | ||
| 19 | #ifndef GRUB_BOOT_MACHINE_HEADER | |
| 20 | #define GRUB_BOOT_MACHINE_HEADER 1 | |
| 21 | ||
| 22 | #define CIF_REG %l0 | |
| 23 | #define CHOSEN_NODE_REG %l4 | |
| 24 | #define STDOUT_NODE_REG %l5 | |
| 25 | #define BOOTDEV_REG %l6 | |
| 26 | #define PIC_REG %l7 | |
| 27 | ||
| 10f63894 VS |
28 | #define SCRATCH_PAD_BOOT 0x5000 |
| 29 | #define SCRATCH_PAD_DISKBOOT 0x4000 | |
| 4a73746a | 30 | #define SCRATCH_PAD_BOOT_SIZE 0x110 |
| 0f005da9 | 31 | |
| 32 | #define GET_ABS(symbol, reg) \ | |
| 33 | add PIC_REG, (symbol - pic_base), reg | |
| 34 | #define LDUW_ABS(symbol, offset, reg) \ | |
| 35 | lduw [PIC_REG + (symbol - pic_base) + (offset)], reg | |
| 36 | #define LDX_ABS(symbol, offset, reg) \ | |
| 37 | ldx [PIC_REG + (symbol - pic_base) + (offset)], reg | |
| 38 | ||
| 39 | #define GRUB_BOOT_AOUT_HEADER_SIZE 32 | |
| 40 | ||
| 41 | #define GRUB_BOOT_MACHINE_SIGNATURE 0xbb44aa55 | |
| 42 | ||
| de9c615e | 43 | #define GRUB_BOOT_MACHINE_BOOT_DEVPATH 0x08 |
| 0f005da9 | 44 | |
| b076cdc7 | 45 | #define GRUB_BOOT_MACHINE_BOOT_DEVPATH_END 0x80 |
| 0f005da9 | 46 | |
| b076cdc7 | 47 | #define GRUB_BOOT_MACHINE_KERNEL_BYTE 0x80 |
| 0f005da9 | 48 | |
| 49 | #define GRUB_BOOT_MACHINE_CODE_END \ | |
| 50 | (0x1fc - GRUB_BOOT_AOUT_HEADER_SIZE) | |
| 51 | ||
| 0f005da9 | 52 | #define GRUB_BOOT_MACHINE_KERNEL_ADDR 0x4200 |
| 53 | ||
| d2ea4551 VS |
54 | #ifndef ASM_FILE |
| 55 | /* This is the blocklist used in the diskboot image. */ | |
| 56 | struct grub_boot_blocklist | |
| 57 | { | |
| 58 | grub_uint64_t start; | |
| 59 | grub_uint32_t len; | |
| 7e47e27b | 60 | } GRUB_PACKED; |
| d2ea4551 VS |
61 | #endif |
| 62 | ||
| 0f005da9 | 63 | #endif /* ! BOOT_MACHINE_HEADER */ |