Wu Zhangjin | 1b93b3c | 2009-10-14 18:12:16 +0800 | [diff] [blame^] | 1 | OUTPUT_ARCH(mips) |
| 2 | ENTRY(start) |
| 3 | SECTIONS |
| 4 | { |
| 5 | /* Read-only sections, merged into text segment: */ |
| 6 | .init : { *(.init) } =0 |
| 7 | .text : |
| 8 | { |
| 9 | _ftext = . ; |
| 10 | *(.text) |
| 11 | *(.rodata) |
| 12 | *(.rodata1) |
| 13 | /* .gnu.warning sections are handled specially by elf32.em. */ |
| 14 | *(.gnu.warning) |
| 15 | } =0 |
| 16 | .kstrtab : { *(.kstrtab) } |
| 17 | |
| 18 | . = ALIGN(16); /* Exception table */ |
| 19 | __start___ex_table = .; |
| 20 | __ex_table : { *(__ex_table) } |
| 21 | __stop___ex_table = .; |
| 22 | |
| 23 | __start___dbe_table = .; /* Exception table for data bus errors */ |
| 24 | __dbe_table : { *(__dbe_table) } |
| 25 | __stop___dbe_table = .; |
| 26 | |
| 27 | __start___ksymtab = .; /* Kernel symbol table */ |
| 28 | __ksymtab : { *(__ksymtab) } |
| 29 | __stop___ksymtab = .; |
| 30 | |
| 31 | _etext = .; |
| 32 | |
| 33 | . = ALIGN(8192); |
| 34 | .data.init_task : { *(.data.init_task) } |
| 35 | |
| 36 | /* Startup code */ |
| 37 | . = ALIGN(4096); |
| 38 | __init_begin = .; |
| 39 | .text.init : { *(.text.init) } |
| 40 | .data.init : { *(.data.init) } |
| 41 | . = ALIGN(16); |
| 42 | __setup_start = .; |
| 43 | .setup.init : { *(.setup.init) } |
| 44 | __setup_end = .; |
| 45 | __initcall_start = .; |
| 46 | .initcall.init : { *(.initcall.init) } |
| 47 | __initcall_end = .; |
| 48 | . = ALIGN(4096); /* Align double page for init_task_union */ |
| 49 | __init_end = .; |
| 50 | |
| 51 | . = ALIGN(4096); |
| 52 | .data.page_aligned : { *(.data.idt) } |
| 53 | |
| 54 | . = ALIGN(32); |
| 55 | .data.cacheline_aligned : { *(.data.cacheline_aligned) } |
| 56 | |
| 57 | .fini : { *(.fini) } =0 |
| 58 | .reginfo : { *(.reginfo) } |
| 59 | /* Adjust the address for the data segment. We want to adjust up to |
| 60 | the same address within the page on the next page up. It would |
| 61 | be more correct to do this: |
| 62 | . = .; |
| 63 | The current expression does not correctly handle the case of a |
| 64 | text segment ending precisely at the end of a page; it causes the |
| 65 | data segment to skip a page. The above expression does not have |
| 66 | this problem, but it will currently (2/95) cause BFD to allocate |
| 67 | a single segment, combining both text and data, for this case. |
| 68 | This will prevent the text segment from being shared among |
| 69 | multiple executions of the program; I think that is more |
| 70 | important than losing a page of the virtual address space (note |
| 71 | that no actual memory is lost; the page which is skipped can not |
| 72 | be referenced). */ |
| 73 | . = .; |
| 74 | .data : |
| 75 | { |
| 76 | _fdata = . ; |
| 77 | *(.data) |
| 78 | |
| 79 | /* Put the compressed image here, so bss is on the end. */ |
| 80 | __image_begin = .; |
| 81 | *(.image) |
| 82 | __image_end = .; |
| 83 | /* Align the initial ramdisk image (INITRD) on page boundaries. */ |
| 84 | . = ALIGN(4096); |
| 85 | __ramdisk_begin = .; |
| 86 | *(.initrd) |
| 87 | __ramdisk_end = .; |
| 88 | . = ALIGN(4096); |
| 89 | |
| 90 | CONSTRUCTORS |
| 91 | } |
| 92 | .data1 : { *(.data1) } |
| 93 | _gp = . + 0x8000; |
| 94 | .lit8 : { *(.lit8) } |
| 95 | .lit4 : { *(.lit4) } |
| 96 | .ctors : { *(.ctors) } |
| 97 | .dtors : { *(.dtors) } |
| 98 | .got : { *(.got.plt) *(.got) } |
| 99 | .dynamic : { *(.dynamic) } |
| 100 | /* We want the small data sections together, so single-instruction offsets |
| 101 | can access them all, and initialized data all before uninitialized, so |
| 102 | we can shorten the on-disk segment size. */ |
| 103 | .sdata : { *(.sdata) } |
| 104 | . = ALIGN(4); |
| 105 | _edata = .; |
| 106 | PROVIDE (edata = .); |
| 107 | |
| 108 | __bss_start = .; |
| 109 | _fbss = .; |
| 110 | .sbss : { *(.sbss) *(.scommon) } |
| 111 | .bss : |
| 112 | { |
| 113 | *(.dynbss) |
| 114 | *(.bss) |
| 115 | *(COMMON) |
| 116 | . = ALIGN(4); |
| 117 | _end = . ; |
| 118 | PROVIDE (end = .); |
| 119 | } |
| 120 | |
| 121 | /* Sections to be discarded */ |
| 122 | /DISCARD/ : |
| 123 | { |
| 124 | *(.text.exit) |
| 125 | *(.data.exit) |
| 126 | *(.exitcall.exit) |
| 127 | } |
| 128 | |
| 129 | /* This is the MIPS specific mdebug section. */ |
| 130 | .mdebug : { *(.mdebug) } |
| 131 | /* These are needed for ELF backends which have not yet been |
| 132 | converted to the new style linker. */ |
| 133 | .stab 0 : { *(.stab) } |
| 134 | .stabstr 0 : { *(.stabstr) } |
| 135 | /* DWARF debug sections. |
| 136 | Symbols in the .debug DWARF section are relative to the beginning of the |
| 137 | section so we begin .debug at 0. It's not clear yet what needs to happen |
| 138 | for the others. */ |
| 139 | .debug 0 : { *(.debug) } |
| 140 | .debug_srcinfo 0 : { *(.debug_srcinfo) } |
| 141 | .debug_aranges 0 : { *(.debug_aranges) } |
| 142 | .debug_pubnames 0 : { *(.debug_pubnames) } |
| 143 | .debug_sfnames 0 : { *(.debug_sfnames) } |
| 144 | .line 0 : { *(.line) } |
| 145 | /* These must appear regardless of . */ |
| 146 | .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } |
| 147 | .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } |
| 148 | .comment : { *(.comment) } |
| 149 | .note : { *(.note) } |
| 150 | } |