1OUTPUT_ARCH(mips) 2ENTRY(kernel_entry) 3SECTIONS 4{ 5 /* Read-only sections, merged into text segment: */ 6 /* . = 0xc000000000000000; */ 7 8 /* This is the value for an Origin kernel, taken from an IRIX kernel. */ 9 /* . = 0xc00000000001c000; */ 10 11 /* Set the vaddr for the text segment to a value 12 >= 0xa800 0000 0001 9000 if no symmon is going to configured 13 >= 0xa800 0000 0030 0000 otherwise */ 14 15 /* . = 0xa800000000300000; */ 16 /* . = 0xa800000000300000; */ 17 . = 0xffffffff80300000; 18 .text : { 19 _ftext = .; 20 *(.text) 21 *(.rodata) 22 *(.rodata.*) 23 *(.rodata1) 24 /* .gnu.warning sections are handled specially by elf32.em. */ 25 *(.gnu.warning) 26 } = 0 27 .kstrtab : { *(.kstrtab) } 28 29 . = ALIGN(16); /* Exception table */ 30 __start___ex_table = .; 31 __ex_table : { *(__ex_table) } 32 __stop___ex_table = .; 33 34 __start___dbe_table = .; /* Exception table for data bus errors */ 35 __dbe_table : { *(__dbe_table) } 36 __stop___dbe_table = .; 37 38 __start___ksymtab = .; /* Kernel symbol table */ 39 __ksymtab : { *(__ksymtab) } 40 __stop___ksymtab = .; 41 42 _etext = .; 43 44 . = ALIGN(16384); 45 .data.init_task : { *(.data.init_task) } 46 47 /* Startup code */ 48 . = ALIGN(4096); 49 __init_begin = .; 50 .text.init : { *(.text.init) } 51 .data.init : { *(.data.init) } 52 . = ALIGN(16); 53 __setup_start = .; 54 .setup.init : { *(.setup.init) } 55 __setup_end = .; 56 __initcall_start = .; 57 .initcall.init : { *(.initcall.init) } 58 __initcall_end = .; 59 . = ALIGN(4096); /* Align double page for init_task_union */ 60 __init_end = .; 61 62 . = ALIGN(32); 63 .data.cacheline_aligned : { *(.data.cacheline_aligned) } 64 65 .fini : { *(.fini) } =0 66 .reginfo : { *(.reginfo) } 67 .options : { *(.options) } 68 .MIPS.options : { *(.MIPS.options) } 69 /* Adjust the address for the data segment. We want to adjust up to 70 the same address within the page on the next page up. It would 71 be more correct to do this: 72 . = .; 73 The current expression does not correctly handle the case of a 74 text segment ending precisely at the end of a page; it causes the 75 data segment to skip a page. The above expression does not have 76 this problem, but it will currently (2/95) cause BFD to allocate 77 a single segment, combining both text and data, for this case. 78 This will prevent the text segment from being shared among 79 multiple executions of the program; I think that is more 80 important than losing a page of the virtual address space (note 81 that no actual memory is lost; the page which is skipped can not 82 be referenced). */ 83 . = .; 84 .data : 85 { 86 _fdata = . ; 87 *(.data) 88 89 /* Align the initial ramdisk image (INITRD) on page boundaries. */ 90 . = ALIGN(4096); 91 __rd_start = .; 92 *(.initrd) 93 . = ALIGN(4096); 94 __rd_end = .; 95 96 CONSTRUCTORS 97 } 98 .data1 : { *(.data1) } 99 .lit8 : { *(.lit8) } 100 .lit4 : { *(.lit4) } 101 .ctors : { *(.ctors) } 102 .dtors : { *(.dtors) } 103 .got : { *(.got.plt) *(.got) } 104 .dynamic : { *(.dynamic) } 105 /* We want the small data sections together, so single-instruction offsets 106 can access them all, and initialized data all before uninitialized, so 107 we can shorten the on-disk segment size. */ 108 .sdata : { *(.sdata) } 109 _edata = .; 110 111 .sbss : { *(.sbss) *(.scommon) } 112 .bss : 113 { 114 *(.dynbss) 115 *(.bss) 116 *(COMMON) 117 _end = . ; 118 } 119 120 /* Sections to be discarded */ 121 /DISCARD/ : 122 { 123 *(.text.exit) 124 *(.data.exit) 125 *(.exitcall.exit) 126 } 127 128 /* These are needed for ELF backends which have not yet been 129 converted to the new style linker. */ 130 .stab 0 : { *(.stab) } 131 .stabstr 0 : { *(.stabstr) } 132 /* DWARF debug sections. 133 Symbols in the .debug DWARF section are relative to the beginning of the 134 section so we begin .debug at 0. It's not clear yet what needs to happen 135 for the others. */ 136 .debug 0 : { *(.debug) } 137 .debug_srcinfo 0 : { *(.debug_srcinfo) } 138 .debug_aranges 0 : { *(.debug_aranges) } 139 .debug_pubnames 0 : { *(.debug_pubnames) } 140 .debug_sfnames 0 : { *(.debug_sfnames) } 141 .line 0 : { *(.line) } 142 /* These must appear regardless of . */ 143 .gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } 144 .gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } 145} 146