diff options
Diffstat (limited to 'arch/m32r/boot/compressed/boot.h')
| -rw-r--r-- | arch/m32r/boot/compressed/boot.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/m32r/boot/compressed/boot.h b/arch/m32r/boot/compressed/boot.h new file mode 100644 index 000000000000..9272e38d1104 --- /dev/null +++ b/arch/m32r/boot/compressed/boot.h | |||
| @@ -0,0 +1,59 @@ | |||
| 1 | /* | ||
| 2 | * 1. load vmlinuz | ||
| 3 | * | ||
| 4 | * CONFIG_MEMORY_START +-----------------------+ | ||
| 5 | * | vmlinuz | | ||
| 6 | * +-----------------------+ | ||
| 7 | * 2. decompressed | ||
| 8 | * | ||
| 9 | * CONFIG_MEMORY_START +-----------------------+ | ||
| 10 | * | vmlinuz | | ||
| 11 | * +-----------------------+ | ||
| 12 | * | | | ||
| 13 | * BOOT_RELOC_ADDR +-----------------------+ | ||
| 14 | * | | | ||
| 15 | * KERNEL_DECOMPRESS_ADDR +-----------------------+ | ||
| 16 | * | vmlinux | | ||
| 17 | * +-----------------------+ | ||
| 18 | * | ||
| 19 | * 3. relocate copy & jump code | ||
| 20 | * | ||
| 21 | * CONFIG_MEMORY_START +-----------------------+ | ||
| 22 | * | vmlinuz | | ||
| 23 | * +-----------------------+ | ||
| 24 | * | | | ||
| 25 | * BOOT_RELOC_ADDR +-----------------------+ | ||
| 26 | * | boot(copy&jump) | | ||
| 27 | * KERNEL_DECOMPRESS_ADDR +-----------------------+ | ||
| 28 | * | vmlinux | | ||
| 29 | * +-----------------------+ | ||
| 30 | * | ||
| 31 | * 4. relocate decompressed kernel | ||
| 32 | * | ||
| 33 | * CONFIG_MEMORY_START +-----------------------+ | ||
| 34 | * | vmlinux | | ||
| 35 | * +-----------------------+ | ||
| 36 | * | | | ||
| 37 | * BOOT_RELOC_ADDR +-----------------------+ | ||
| 38 | * | boot(copy&jump) | | ||
| 39 | * KERNEL_DECOMPRESS_ADDR +-----------------------+ | ||
| 40 | * | | | ||
| 41 | * +-----------------------+ | ||
| 42 | * | ||
| 43 | */ | ||
| 44 | #ifdef __ASSEMBLY__ | ||
| 45 | #define __val(x) x | ||
| 46 | #else | ||
| 47 | #define __val(x) (x) | ||
| 48 | #endif | ||
| 49 | |||
| 50 | #define DECOMPRESS_OFFSET_BASE __val(0x00900000) | ||
| 51 | #define BOOT_RELOC_SIZE __val(0x00001000) | ||
| 52 | |||
| 53 | #define KERNEL_EXEC_ADDR __val(CONFIG_MEMORY_START) | ||
| 54 | #define KERNEL_DECOMPRESS_ADDR __val(CONFIG_MEMORY_START + \ | ||
| 55 | DECOMPRESS_OFFSET_BASE + BOOT_RELOC_SIZE) | ||
| 56 | #define KERNEL_ENTRY __val(CONFIG_MEMORY_START + 0x1000) | ||
| 57 | |||
| 58 | #define BOOT_EXEC_ADDR __val(CONFIG_MEMORY_START) | ||
| 59 | #define BOOT_RELOC_ADDR __val(CONFIG_MEMORY_START + DECOMPRESS_OFFSET_BASE) | ||