projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| dce97c8c PM |
1 | /* |
| 2 | * ld script to make SuperH Linux kernel | |
| 3 | * Written by Niibe Yutaka and Paul Mundt | |
| 4 | */ | |
| 5 | #ifdef CONFIG_SUPERH64 | |
| 6 | #define LOAD_OFFSET CONFIG_PAGE_OFFSET | |
| 7 | OUTPUT_ARCH(sh:sh5) | |
| 1da177e4 | 8 | #else |
| 7b022d07 | 9 | #define LOAD_OFFSET 0 |
| dce97c8c | 10 | OUTPUT_ARCH(sh) |
| dce97c8c PM |
11 | #endif |
| 12 | ||
| 13 | #include <asm/thread_info.h> | |
| 14 | #include <asm/cache.h> | |
| bd353861 | 15 | #include <asm/vmlinux.lds.h> |
| dce97c8c PM |
16 | |
| 17 | ENTRY(_start) | |
| 18 | SECTIONS | |
| 19 | { | |
| 20 | #ifdef CONFIG_PMB_FIXED | |
| 21 | . = CONFIG_PAGE_OFFSET + (CONFIG_MEMORY_START & 0x1fffffff) + | |
| 22 | CONFIG_ZERO_PAGE_OFFSET; | |
| 23 | #elif defined(CONFIG_32BIT) | |
| 24 | . = CONFIG_PAGE_OFFSET + CONFIG_ZERO_PAGE_OFFSET; | |
| 25 | #else | |
| 26 | . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET; | |
| 27 | #endif | |
| 28 | ||
| 53c0054c MD |
29 | _text = .; /* Text and read-only data */ |
| 30 | ||
| dce97c8c PM |
31 | .empty_zero_page : AT(ADDR(.empty_zero_page) - LOAD_OFFSET) { |
| 32 | *(.empty_zero_page) | |
| 33 | } = 0 | |
| 34 | ||
| 35 | .text : AT(ADDR(.text) - LOAD_OFFSET) { | |
| dce97c8c PM |
36 | HEAD_TEXT |
| 37 | TEXT_TEXT | |
| 38 | ||
| 39 | #ifdef CONFIG_SUPERH64 | |
| 40 | *(.text64) | |
| 41 | *(.text..SHmedia32) | |
| 42 | #endif | |
| 43 | ||
| 44 | SCHED_TEXT | |
| 45 | LOCK_TEXT | |
| 46 | KPROBES_TEXT | |
| 47 | IRQENTRY_TEXT | |
| 48 | *(.fixup) | |
| 49 | *(.gnu.warning) | |
| 50 | _etext = .; /* End of text section */ | |
| 51 | } = 0x0009 | |
| 52 | ||
| 2802e345 | 53 | EXCEPTION_TABLE(16) |
| dce97c8c PM |
54 | |
| 55 | NOTES | |
| 56 | RO_DATA(PAGE_SIZE) | |
| 57 | ||
| 58 | /* | |
| 59 | * Code which must be executed uncached and the associated data | |
| 60 | */ | |
| 61 | . = ALIGN(PAGE_SIZE); | |
| 62 | .uncached : AT(ADDR(.uncached) - LOAD_OFFSET) { | |
| 63 | __uncached_start = .; | |
| 64 | *(.uncached.text) | |
| 65 | *(.uncached.data) | |
| 66 | __uncached_end = .; | |
| 67 | } | |
| 68 | ||
| 2802e345 | 69 | RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE) |
| dce97c8c PM |
70 | |
| 71 | _edata = .; /* End of data section */ | |
| 72 | ||
| bd353861 MF |
73 | DWARF_EH_FRAME |
| 74 | ||
| dce97c8c | 75 | . = ALIGN(PAGE_SIZE); /* Init code and data */ |
| 2802e345 TA |
76 | __init_begin = .; |
| 77 | INIT_TEXT_SECTION(PAGE_SIZE) | |
| 78 | INIT_DATA_SECTION(16) | |
| dce97c8c PM |
79 | |
| 80 | . = ALIGN(4); | |
| 81 | .machvec.init : AT(ADDR(.machvec.init) - LOAD_OFFSET) { | |
| 82 | __machvec_start = .; | |
| 83 | *(.machvec.init) | |
| 84 | __machvec_end = .; | |
| 85 | } | |
| 86 | ||
| 87 | PERCPU(PAGE_SIZE) | |
| 88 | ||
| 89 | /* | |
| 90 | * .exit.text is discarded at runtime, not link time, to deal with | |
| 91 | * references from __bug_table | |
| 92 | */ | |
| 93 | .exit.text : AT(ADDR(.exit.text) - LOAD_OFFSET) { EXIT_TEXT } | |
| 94 | .exit.data : AT(ADDR(.exit.data) - LOAD_OFFSET) { EXIT_DATA } | |
| 95 | ||
| 96 | . = ALIGN(PAGE_SIZE); | |
| 2802e345 | 97 | __init_end = .; |
| 6bde607e | 98 | BSS_SECTION(0, PAGE_SIZE, 4) |
| 2802e345 TA |
99 | _ebss = .; /* uClinux MTD sucks */ |
| 100 | _end = . ; | |
| dce97c8c PM |
101 | |
| 102 | /* | |
| 103 | * When something in the kernel is NOT compiled as a module, the | |
| 104 | * module cleanup code and data are put into these segments. Both | |
| 105 | * can then be thrown away, as cleanup code is never called unless | |
| 106 | * it's a module. | |
| 107 | */ | |
| 108 | /DISCARD/ : { | |
| 2802e345 | 109 | EXIT_CALL |
| dce97c8c PM |
110 | } |
| 111 | ||
| 112 | STABS_DEBUG | |
| 113 | DWARF_DEBUG | |
| 114 | } |