| 1 | /****************************************************************************** |
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| 2 | begin-header |
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| 3 | |
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| 4 | DO NOT EDIT. THIS FILE IS MACHINE-GENERATED |
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| 5 | FROM THE TEMPLATE FILE gmap_default.ld. |
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| 6 | ALL EDITS WILL BE ERASED WITH NEXT MeP-Integrator RUN. |
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| 7 | |
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| 8 | Custom linker script for the MeP Module default. |
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| 9 | end-header |
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| 10 | *******************************************************************************/ |
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| 11 | |
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| 12 | OUTPUT_FORMAT("elf32-mep-little", "elf32-mep", |
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| 13 | "elf32-mep-little") |
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| 14 | OUTPUT_ARCH(mep) |
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| 15 | ENTRY(_reset) |
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| 16 | |
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| 17 | MEMORY |
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| 18 | { |
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| 19 | /* begin-memory */ |
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| 20 | VEC (r) : ORIGIN = 0x00000000, LENGTH = 0x000000b8 |
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| 21 | VEC_WARM (w) : ORIGIN = 0x00200000, LENGTH = 0x000000b8 |
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| 22 | HWINIT (r) : ORIGIN = 0x000000b8, LENGTH = 0x00000148 |
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| 23 | RAM1 (r) : ORIGIN = 0x00000200, LENGTH = 0x001ffe00 |
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| 24 | RAM2 (w) : ORIGIN = 0x00800000, LENGTH = 0x00800000 |
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| 25 | /*RAM3 (w) : ORIGIN = 0x80000000, LENGTH = 0x00800000 */ |
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| 26 | IMEM0 (w) : ORIGIN = 0x002000b8, LENGTH = 0x00003f48 |
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| 27 | IMEM1 (w) : ORIGIN = 0x00204000, LENGTH = 0x00004000 |
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| 28 | DMEM0 (w) : ORIGIN = 0x00220000, LENGTH = 0x00008000 |
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| 29 | DMEM1 (w) : ORIGIN = 0x00228000, LENGTH = 0x00008000 |
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| 30 | DMEM2 (w) : ORIGIN = 0x00230000, LENGTH = 0x00008000 |
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| 31 | DMEM3 (w) : ORIGIN = 0x00238000, LENGTH = 0x00008000 |
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| 32 | /* end-memory */ |
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| 33 | } |
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| 34 | |
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| 35 | SECTIONS |
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| 36 | { |
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| 37 | /* Sections to be placed in the vec area. */ |
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| 38 | .vec : { *(.vec) } >VEC /* VEC-section */ |
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| 39 | |
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| 40 | /* Sections to be placed in the HWINIT area. */ |
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| 41 | .hwinit : { *(.hwinit) } >HWINIT /* HWINIT-section */ |
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| 42 | |
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| 43 | /* Sections to be placed in the ROM area. */ |
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| 44 | .gnu.version : { *(.gnu.version) } >RAM1 /* ROM-section */ |
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| 45 | .gnu.version_d : { *(.gnu.version_d) } >RAM1 /* ROM-section */ |
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| 46 | .gnu.version_r : { *(.gnu.version_r) } >RAM1 /* ROM-section */ |
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| 47 | |
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| 48 | /* Sections to be placed in the romdata.s area. */ |
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| 49 | .srodata : |
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| 50 | { |
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| 51 | __sdabase = . + 0x8000; |
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| 52 | *(.srodata) *(.srodata.*) *(.gnu.linkonce.srd.*) |
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| 53 | } >RAM2 /* DATA-section */ |
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| 54 | |
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| 55 | /* Sections to be placed in the data.s area. */ |
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| 56 | .sdata : |
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| 57 | { |
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| 58 | *(.sdata) |
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| 59 | *(.sdata.*) |
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| 60 | *(.gnu.linkonce.s.*) |
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| 61 | } >RAM2 /* DATA-section */ |
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| 62 | .sbss : |
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| 63 | { |
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| 64 | PROVIDE (__sbss_start = .); |
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| 65 | PROVIDE (___sbss_start = .); |
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| 66 | *(.dynsbss) |
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| 67 | *(.sbss) |
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| 68 | *(.sbss.*) |
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| 69 | *(.gnu.linkonce.sb.*) |
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| 70 | *(.scommon) |
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| 71 | PROVIDE (__sbss_end = .); |
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| 72 | PROVIDE (___sbss_end = .); |
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| 73 | /* Assert maximum size */ |
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| 74 | __assert_tiny_size = ASSERT ((. < __sdabase) || ((. - __sdabase) <= 0x8000), |
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| 75 | "tiny section overflow"); |
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| 76 | } >RAM2 /* DATA-section */ |
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| 77 | |
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| 78 | /* Sections to be placed in the data.m area. */ |
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| 79 | .data : |
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| 80 | { |
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| 81 | __data_start = . ; |
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| 82 | *(.data) |
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| 83 | *(.data.*) |
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| 84 | *(.gnu.linkonce.d.*) |
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| 85 | SORT(CONSTRUCTORS) |
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| 86 | } >RAM2 /* DATA-section */ |
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| 87 | .data1 : { *(.data1) } >RAM2 /* DATA-section */ |
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| 88 | .eh_frame : { KEEP (*(.eh_frame))} >RAM2 /* DATA-section */ |
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| 89 | .gcc_except_table : { *(.gcc_except_table) *(.gcc_except_table.*) } >RAM2 /* DATA-section */ |
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| 90 | .dynamic : { *(.dynamic) } >RAM2 /* DATA-section */ |
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| 91 | .ctors : |
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| 92 | { |
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| 93 | /* gcc uses crtbegin.o to find the start of |
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| 94 | the constructors, so we make sure it is |
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| 95 | first. Because this is a wildcard, it |
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| 96 | doesn't matter if the user does not |
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| 97 | actually link against crtbegin.o; the |
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| 98 | linker won't look for a file to match a |
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| 99 | wildcard. The wildcard also means that it |
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| 100 | doesn't matter which directory crtbegin.o |
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| 101 | is in. */ |
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| 102 | KEEP (*crtbegin.o(.ctors)) |
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| 103 | /* We don't want to include the .ctor section from |
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| 104 | from the crtend.o file until after the sorted ctors. |
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| 105 | The .ctor section from the crtend file contains the |
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| 106 | end of ctors marker and it must be last */ |
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| 107 | KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors)) |
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| 108 | KEEP (*(SORT(.ctors.*))) |
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| 109 | KEEP (*(.ctors)) |
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| 110 | } >RAM2 /* DATA-section */ |
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| 111 | .dtors : |
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| 112 | { |
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| 113 | KEEP (*crtbegin.o(.dtors)) |
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| 114 | KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors)) |
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| 115 | KEEP (*(SORT(.dtors.*))) |
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| 116 | KEEP (*(.dtors)) |
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| 117 | } >RAM2 /* DATA-section */ |
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| 118 | .jcr : |
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| 119 | { |
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| 120 | . = ALIGN(4); |
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| 121 | *(.jcr) |
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| 122 | } >RAM2 /* DATA-section */ |
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| 123 | .got : |
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| 124 | { |
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| 125 | *(.got.plt) *(.got) |
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| 126 | _edata = .; |
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| 127 | PROVIDE (edata = .); |
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| 128 | } >RAM2 /* DATA-section */ |
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| 129 | .based : |
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| 130 | { |
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| 131 | __tpbase = .; |
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| 132 | *(.based) *(.based.*) *(.gnu.linkonce.based.*) |
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| 133 | /* Assert maximum size */ |
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| 134 | __assert_based_size = ASSERT ((. - __tpbase) <= 0x80, |
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| 135 | "based section overflow"); |
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| 136 | } >RAM2 /* DATA-section */ |
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| 137 | |
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| 138 | .bss : |
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| 139 | { |
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| 140 | __bss_start = .; |
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| 141 | *(.dynbss) |
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| 142 | *(.bss) |
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| 143 | *(.bss.*) |
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| 144 | *(.gnu.linkonce.b.*) |
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| 145 | *(COMMON) |
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| 146 | /* Align here to ensure that the .bss section occupies space up to |
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| 147 | _end. Align after .bss to ensure correct alignment even if the |
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| 148 | .bss section disappears because there are no input sections. */ |
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| 149 | . = ALIGN(32 / 8); |
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| 150 | _end = .; |
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| 151 | PROVIDE (end = .); |
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| 152 | } >RAM2 /* DATA-section */ |
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| 153 | |
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| 154 | /* Sections to be placed in the code.m area. */ |
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| 155 | .init : |
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| 156 | { |
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| 157 | KEEP (*(.init)) |
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| 158 | } >RAM2 /* CODE-section */ |
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| 159 | .plt : { *(.plt) } >RAM2 /* DATA-section */ |
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| 160 | .text : |
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| 161 | { |
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| 162 | *(.text) |
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| 163 | *(.text.*) |
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| 164 | *(.stub) |
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| 165 | /* .gnu.warning sections are handled specially by elf32.em. */ |
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| 166 | *(.gnu.warning) |
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| 167 | *(.gnu.linkonce.t.*) |
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| 168 | } >RAM2 /* CODE-section */ =0 |
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| 169 | .vtext ALIGN(8) : |
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| 170 | { |
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| 171 | *(.vtext) *(.vtext.*) *(.gnu.linkonce.v.*) |
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| 172 | } >RAM2 /* CODE-section */ |
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| 173 | .fini : |
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| 174 | { |
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| 175 | KEEP (*(.fini)) |
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| 176 | PROVIDE (__etext = .); |
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| 177 | PROVIDE (_etext = .); |
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| 178 | PROVIDE (etext = .); |
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| 179 | } >RAM2 /* CODE-section */ =0 |
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| 180 | |
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| 181 | /* Sections to be placed in the romdata.m area. */ |
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| 182 | .rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } >RAM2 /* DATA-section */ |
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| 183 | .rodata1 : { *(.rodata1) } >RAM2 /* DATA-section */ |
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| 184 | |
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| 185 | /* Sections to be placed in the code.l area. */ |
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| 186 | .ftext : { *(.ftext) *(.ftext.*) *(.gnu.linkonce.ft.*) } >RAM2 /* CODE-section */ |
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| 187 | .vftext ALIGN(8) : |
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| 188 | { |
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| 189 | *(.vftext) *(.vftext.*) *(.gnu.linkonce.vf.*) |
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| 190 | } >RAM2 /* CODE-section */ |
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| 191 | |
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| 192 | /* Sections to be placed in the romdata.l area. */ |
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| 193 | .frodata : |
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| 194 | { |
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| 195 | *(.frodata) *(.frodata.*) *(.gnu.linkonce.frd.*) |
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| 196 | __assert_near_size = ASSERT (. <= 0x1000000, "near section overflow"); |
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| 197 | } >RAM2 /* DATA-section */ |
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| 198 | |
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| 199 | /* Sections to be placed in the data.l area. */ |
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| 200 | .far : { *(.far) *(.far.*) *(.gnu.linkonce.far.*) } >RAM2 /* DATA-section */ |
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| 201 | .farbss : |
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| 202 | { PROVIDE (__farbss_start = .); |
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| 203 | *(.farbss) *(.farbss.*) |
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| 204 | PROVIDE (__farbss_end = .); |
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| 205 | } >RAM2 /* DATA-section */ |
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| 206 | |
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| 207 | /* END-mep-sections */ |
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| 208 | |
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| 209 | .vec_warm : |
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| 210 | { |
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| 211 | /* vec_warm is a place for the startup code to write the interrupt |
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| 212 | vectors. Allow 0xb8 bytes of space aligned on a 4 byte boundary. */ |
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| 213 | . = ALIGN(4); |
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| 214 | vec_warm = .; |
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| 215 | . += 0xb8; |
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| 216 | } >VEC_WARM |
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| 217 | |
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| 218 | /* begin-stack-table */ |
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| 219 | __stack50 = (__stack - (0 * (__stack_size / 1)) + 15) / 16 * 16; |
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| 220 | |
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| 221 | .rostacktab : |
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| 222 | { |
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| 223 | /* Emit a table describing the location of the different stacks. */ |
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| 224 | . = ALIGN(4); |
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| 225 | __stack_table = .; |
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| 226 | LONG (__stack50); |
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| 227 | LONG (__stack50); |
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| 228 | LONG (__stack50); |
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| 229 | LONG (__stack50); |
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| 230 | LONG (__stack50); |
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| 231 | LONG (__stack50); |
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| 232 | LONG (__stack50); |
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| 233 | LONG (__stack50); |
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| 234 | LONG (__stack50); |
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| 235 | LONG (__stack50); |
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| 236 | LONG (__stack50); |
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| 237 | LONG (__stack50); |
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| 238 | LONG (__stack50); |
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| 239 | LONG (__stack50); |
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| 240 | LONG (__stack50); |
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| 241 | LONG (__stack50); |
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| 242 | LONG (__stack50); |
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| 243 | LONG (__stack50); |
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| 244 | LONG (__stack50); |
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| 245 | LONG (__stack50); |
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| 246 | LONG (__stack50); |
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| 247 | LONG (__stack50); |
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| 248 | LONG (__stack50); |
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| 249 | LONG (__stack50); |
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| 250 | LONG (__stack50); |
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| 251 | LONG (__stack50); |
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| 252 | LONG (__stack50); |
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| 253 | LONG (__stack50); |
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| 254 | LONG (__stack50); |
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| 255 | LONG (__stack50); |
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| 256 | LONG (__stack50); |
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| 257 | LONG (__stack50); |
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| 258 | LONG (__stack50); |
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| 259 | LONG (__stack50); |
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| 260 | LONG (__stack50); |
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| 261 | LONG (__stack50); |
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| 262 | LONG (__stack50); |
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| 263 | LONG (__stack50); |
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| 264 | LONG (__stack50); |
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| 265 | LONG (__stack50); |
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| 266 | LONG (__stack50); |
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| 267 | LONG (__stack50); |
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| 268 | LONG (__stack50); |
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| 269 | LONG (__stack50); |
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| 270 | LONG (__stack50); |
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| 271 | LONG (__stack50); |
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| 272 | LONG (__stack50); |
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| 273 | LONG (__stack50); |
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| 274 | LONG (__stack50); |
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| 275 | LONG (__stack50); |
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| 276 | LONG (__stack50); |
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| 277 | __stack_end = .; |
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| 278 | } >RAM2 |
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| 279 | /* end-stack-table */ |
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| 280 | |
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| 281 | /* begin-heap */ |
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| 282 | /* End of DATA is 0x00800000 + 0x00800000. That's where the heap will end. */ |
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| 283 | __heap_end = 0x00800000 + 0x00800000 - 1; |
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| 284 | /* end-heap */ |
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| 285 | |
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| 286 | /* Default stack size is 1M. That's where the heap will start if there's |
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| 287 | room. If there's not enough room, allocate half of the remaining space |
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| 288 | for stack and half for heap. Align the heap on a 16 byte boundary. */ |
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| 289 | __stack_size = (__stack_end + 0x100000 <= __heap_end + 1 |
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| 290 | ? 0x100000 |
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| 291 | : ((__heap_end + 1 - __stack_end) / 2)); |
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| 292 | __heap = (__stack_end + __stack_size + 15) / 16 * 16; |
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| 293 | |
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| 294 | /* Leave 16 bytes between the stack and the heap. */ |
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| 295 | __stack = __heap - 0x10; |
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| 296 | |
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| 297 | /* Stabs debugging sections. */ |
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| 298 | .stab 0 : { *(.stab) } |
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| 299 | .stabstr 0 : { *(.stabstr) } |
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| 300 | .stab.excl 0 : { *(.stab.excl) } |
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| 301 | .stab.exclstr 0 : { *(.stab.exclstr) } |
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| 302 | .stab.index 0 : { *(.stab.index) } |
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| 303 | .stab.indexstr 0 : { *(.stab.indexstr) } |
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| 304 | .comment 0 : { *(.comment) } |
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| 305 | /* DWARF debug sections. |
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| 306 | Symbols in the DWARF debugging sections are relative to the beginning |
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| 307 | of the section so we begin them at 0. */ |
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| 308 | /* DWARF 1 */ |
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| 309 | .debug 0 : { *(.debug) } |
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| 310 | .line 0 : { *(.line) } |
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| 311 | /* GNU DWARF 1 extensions */ |
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| 312 | .debug_srcinfo 0 : { *(.debug_srcinfo) } |
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| 313 | .debug_sfnames 0 : { *(.debug_sfnames) } |
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| 314 | /* DWARF 1.1 and DWARF 2 */ |
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| 315 | .debug_aranges 0 : { *(.debug_aranges) } |
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| 316 | .debug_pubnames 0 : { *(.debug_pubnames) } |
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| 317 | /* DWARF 2 */ |
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| 318 | .debug_info 0 : { *(.debug_info) *(.gnu.linkonce.wi.*) } |
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| 319 | .debug_abbrev 0 : { *(.debug_abbrev) } |
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| 320 | .debug_line 0 : { *(.debug_line) } |
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| 321 | .debug_frame 0 : { *(.debug_frame) } |
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| 322 | .debug_str 0 : { *(.debug_str) } |
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| 323 | .debug_loc 0 : { *(.debug_loc) } |
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| 324 | .debug_macinfo 0 : { *(.debug_macinfo) } |
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| 325 | .debug_ranges 0 : { *(.debug_ranges) } |
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| 326 | /* SGI/MIPS DWARF 2 extensions */ |
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| 327 | .debug_weaknames 0 : { *(.debug_weaknames) } |
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| 328 | .debug_funcnames 0 : { *(.debug_funcnames) } |
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| 329 | .debug_typenames 0 : { *(.debug_typenames) } |
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| 330 | .debug_varnames 0 : { *(.debug_varnames) } |
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| 331 | /* These must appear regardless of . */ |
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| 332 | } |
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