[f849f3e] | 1 | /* |
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| 2 | * Linker script for Mongoose-V prototyping board. |
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| 3 | * See README for address map details. |
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| 4 | * |
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| 5 | * $Id$ |
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| 6 | */ |
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| 7 | |
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| 8 | /* |
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| 9 | * Declare some sizes. |
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| 10 | */ |
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| 11 | _RamBase = DEFINED(_RamBase) ? _RamBase : 0x80000000; |
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| 12 | _RamSize = DEFINED(_RamSize) ? _RamSize : 32M; |
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| 13 | HeapSize = DEFINED(HeapSize) ? HeapSize : 0x10000; |
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| 14 | _StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000; |
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| 15 | ClockRate = DEFINED(ClockRate) ? ClockRate : 12000000; |
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| 16 | |
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| 17 | SECTIONS |
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| 18 | { |
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| 19 | . = 0x80000000; |
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| 20 | .text : |
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| 21 | { |
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| 22 | _ftext = . ; |
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| 23 | *(.init) |
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| 24 | eprol = .; |
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| 25 | *(.text) |
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| 26 | *(.text.*) |
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| 27 | *(.gnu.linkonce.t*) |
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| 28 | *(.mips16.fn.*) |
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| 29 | *(.mips16.call.*) |
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| 30 | PROVIDE (__runtime_reloc_start = .); |
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| 31 | *(.rel.sdata) |
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| 32 | PROVIDE (__runtime_reloc_stop = .); |
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| 33 | *(.fini) |
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| 34 | etext = .; |
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| 35 | _etext = .; |
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| 36 | } |
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| 37 | .ctors : |
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| 38 | { |
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| 39 | /* gcc uses crtbegin.o to find the start of |
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| 40 | the constructors, so we make sure it is |
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| 41 | first. Because this is a wildcard, it |
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| 42 | doesn't matter if the user does not |
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| 43 | actually link against crtbegin.o; the |
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| 44 | linker won't look for a file to match a |
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| 45 | wildcard. The wildcard also means that it |
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| 46 | doesn't matter which directory crtbegin.o |
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| 47 | is in. */ |
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| 48 | |
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| 49 | KEEP (*crtbegin.o(.ctors)) |
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| 50 | |
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| 51 | /* We don't want to include the .ctor section from |
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| 52 | from the crtend.o file until after the sorted ctors. |
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| 53 | The .ctor section from the crtend file contains the |
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| 54 | end of ctors marker and it must be last */ |
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| 55 | |
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| 56 | KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) |
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| 57 | KEEP (*(SORT(.ctors.*))) |
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| 58 | KEEP (*(.ctors)) |
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| 59 | } |
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| 60 | |
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| 61 | .dtors : |
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| 62 | { |
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| 63 | KEEP (*crtbegin.o(.dtors)) |
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| 64 | KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) |
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| 65 | KEEP (*(SORT(.dtors.*))) |
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| 66 | KEEP (*(.dtors)) |
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| 67 | } |
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| 68 | |
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| 69 | . = .; |
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| 70 | .rdata : { |
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| 71 | *(.rdata) |
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| 72 | *(.rodata) |
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| 73 | *(.rodata.*) |
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| 74 | *(.gnu.linkonce.r*) |
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| 75 | } |
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| 76 | _fdata = ALIGN(16); |
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| 77 | .data : { |
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| 78 | *(.data) |
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| 79 | *(.data.*) |
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| 80 | *(.gnu.linkonce.d*) |
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| 81 | } |
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| 82 | . = ALIGN(8); |
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| 83 | _gp = . + 0x8000; |
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| 84 | __global = _gp; |
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| 85 | .lit8 : { |
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| 86 | *(.lit8) |
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| 87 | } |
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| 88 | .lit4 : { |
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| 89 | *(.lit4) |
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| 90 | } |
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| 91 | .sdata : { |
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| 92 | *(.sdata) |
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| 93 | *(.sdata.*) |
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| 94 | *(.gnu.linkonce.s*) |
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| 95 | } |
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| 96 | . = ALIGN(4); |
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| 97 | edata = .; |
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| 98 | _edata = .; |
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| 99 | _fbss = .; |
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| 100 | .sbss : { |
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| 101 | *(.sbss) |
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| 102 | *(.scommon) |
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| 103 | } |
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| 104 | .bss : { |
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| 105 | _bss_start = . ; |
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| 106 | *(.bss) |
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| 107 | *(COMMON) |
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| 108 | . = ALIGN (64); |
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| 109 | _stack_limit = .; |
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| 110 | . += _StackSize; |
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| 111 | __stack = .; |
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| 112 | _stack_init = .; |
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| 113 | _clear_end = .; |
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| 114 | WorkspaceBase = .; |
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| 115 | /* HACK -- tied to value bspstart */ |
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| 116 | . += 4096K; /* reserve some memory for workspace */ |
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| 117 | HeapBase = .; |
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| 118 | . += HeapSize; /* reserve some memory for heap */ |
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| 119 | } |
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| 120 | end = .; |
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| 121 | _end = .; |
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| 122 | |
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| 123 | |
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| 124 | /* Put starting stack in SRAM (8 Kb); this size is the same as the stack from |
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| 125 | the original script (when everything was in SRAM). */ |
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| 126 | /* __stack = 0x8000A000; */ |
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| 127 | /* DWARF debug sections. |
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| 128 | Symbols in the DWARF debugging sections are relative to |
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| 129 | the beginning of the section so we begin them at 0. */ |
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| 130 | |
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| 131 | /* DWARF 1 */ |
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| 132 | .debug 0 : { *(.debug) } |
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| 133 | .line 0 : { *(.line) } |
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| 134 | |
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| 135 | /* GNU DWARF 1 extensions */ |
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| 136 | .debug_srcinfo 0 : { *(.debug_srcinfo) } |
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| 137 | .debug_sfnames 0 : { *(.debug_sfnames) } |
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| 138 | |
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| 139 | /* DWARF 1.1 and DWARF 2 */ |
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| 140 | .debug_aranges 0 : { *(.debug_aranges) } |
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| 141 | .debug_pubnames 0 : { *(.debug_pubnames) } |
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| 142 | |
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| 143 | /* DWARF 2 */ |
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| 144 | .debug_info 0 : { *(.debug_info) } |
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| 145 | .debug_abbrev 0 : { *(.debug_abbrev) } |
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| 146 | .debug_line 0 : { *(.debug_line) } |
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| 147 | .debug_frame 0 : { *(.debug_frame) } |
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| 148 | .debug_str 0 : { *(.debug_str) } |
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| 149 | .debug_loc 0 : { *(.debug_loc) } |
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| 150 | .debug_macinfo 0 : { *(.debug_macinfo) } |
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| 151 | |
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| 152 | /* SGI/MIPS DWARF 2 extensions */ |
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| 153 | .debug_weaknames 0 : { *(.debug_weaknames) } |
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| 154 | .debug_funcnames 0 : { *(.debug_funcnames) } |
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| 155 | .debug_typenames 0 : { *(.debug_typenames) } |
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| 156 | .debug_varnames 0 : { *(.debug_varnames) } |
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| 157 | } |
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