[444] | 1 | # a linker script template. |
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| 2 | # RAM - start of board's ram |
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| 3 | # RAM_SIZE - size of board's ram |
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| 4 | # ROM - start of board's rom |
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| 5 | # ROM_SIZE - size of board's rom |
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| 6 | # IO - io library name |
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| 7 | |
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| 8 | test -z "${ROM:+1}" && NOROM=1 |
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| 9 | |
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| 10 | cat <<EOF |
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| 11 | STARTUP(cf-${IO}-crt0.o) |
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| 12 | OUTPUT_ARCH(m68k) |
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| 13 | ENTRY(__start) |
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| 14 | SEARCH_DIR(.) |
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| 15 | GROUP(-lc -l${IO} -lcf) |
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| 16 | __DYNAMIC = 0; |
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| 17 | |
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| 18 | MEMORY |
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| 19 | { |
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| 20 | ${ROM:+rom (rx) : ORIGIN = ${ROM}, LENGTH = ${ROM_SIZE}} |
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| 21 | ram (rwx) : ORIGIN = ${RAM}, LENGTH = ${RAM_SIZE} |
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| 22 | } |
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| 23 | |
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| 24 | /* Place the stack at the end of memory, unless specified otherwise. */ |
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| 25 | PROVIDE (__stack = ${RAM} + ${RAM_SIZE}); |
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| 26 | |
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| 27 | SECTIONS |
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| 28 | { |
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| 29 | .text : |
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| 30 | { |
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| 31 | CREATE_OBJECT_SYMBOLS |
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| 32 | *(.interrupt_vector) |
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| 33 | |
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| 34 | cf-${IO}-crt0.o(.text) |
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| 35 | *(.text .text.*) |
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| 36 | *(.gnu.linkonce.t.*) |
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| 37 | |
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| 38 | . = ALIGN(0x4); |
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| 39 | /* These are for running static constructors and destructors under ELF. */ |
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| 40 | KEEP (*crtbegin.o(.ctors)) |
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| 41 | KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) |
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| 42 | KEEP (*(SORT(.ctors.*))) |
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| 43 | KEEP (*crtend.o(.ctors)) |
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| 44 | KEEP (*crtbegin.o(.dtors)) |
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| 45 | KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) |
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| 46 | KEEP (*(SORT(.dtors.*))) |
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| 47 | KEEP (*crtend.o(.dtors)) |
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| 48 | |
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| 49 | . = ALIGN(0x4); |
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| 50 | KEEP (*crtbegin.o(.jcr)) |
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| 51 | KEEP (*(EXCLUDE_FILE (*crtend.o) .jcr)) |
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| 52 | KEEP (*crtend.o(.jcr)) |
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| 53 | |
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| 54 | *(.rodata .rodata.*) |
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| 55 | *(.gnu.linkonce.r.*) |
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| 56 | |
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| 57 | . = ALIGN(0x4); |
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| 58 | *(.gcc_except_table) |
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| 59 | |
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| 60 | . = ALIGN(0x4); |
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| 61 | *(.eh_frame) |
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| 62 | |
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| 63 | . = ALIGN(0x4); |
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| 64 | _init = . ; |
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| 65 | LONG (0x4e560000) /* linkw %fp,#0 */ |
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| 66 | *(.init) |
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| 67 | SHORT (0x4e5e) /* unlk %fp */ |
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| 68 | SHORT (0x4e75) /* rts */ |
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| 69 | |
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| 70 | . = ALIGN(0x4); |
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| 71 | _fini = . ; |
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| 72 | LONG (0x4e560000) /* linkw %fp,#0 */ |
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| 73 | *(.fini) |
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| 74 | SHORT (0x4e5e) /* unlk %fp */ |
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| 75 | SHORT (0x4e75) /* rts */ |
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| 76 | |
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| 77 | *(.lit) |
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| 78 | |
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| 79 | . = ALIGN(4); |
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| 80 | _etext = .; |
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| 81 | } >${ROM:+rom}${NOROM:+ram} |
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| 82 | |
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| 83 | .data : |
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| 84 | { |
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| 85 | __data_load = LOADADDR (.data); |
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| 86 | __data_start = .; |
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| 87 | *(.got.plt) *(.got) |
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| 88 | *(.shdata) |
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| 89 | *(.data .data.*) |
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| 90 | *(.gnu.linkonce.d.*) |
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| 91 | . = ALIGN (4); |
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| 92 | _edata = .; |
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| 93 | } >ram ${ROM:+AT>rom} |
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| 94 | |
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| 95 | .bss : |
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| 96 | { |
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| 97 | __bss_start = . ; |
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| 98 | *(.shbss) |
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| 99 | *(.bss .bss.*) |
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| 100 | *(.gnu.linkonce.b.*) |
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| 101 | *(COMMON) |
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| 102 | . = ALIGN (8); |
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| 103 | _end = .; |
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| 104 | __end = _end; |
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| 105 | } >ram ${ROM:+AT>rom} |
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| 106 | |
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| 107 | .stab 0 (NOLOAD) : |
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| 108 | { |
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| 109 | *(.stab) |
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| 110 | } |
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| 111 | |
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| 112 | .stabstr 0 (NOLOAD) : |
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| 113 | { |
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| 114 | *(.stabstr) |
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| 115 | } |
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| 116 | |
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| 117 | /* DWARF debug sections. |
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| 118 | Symbols in the DWARF debugging sections are relative to the beginning |
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| 119 | of the section so we begin them at 0. */ |
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| 120 | /* DWARF 1 */ |
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| 121 | .debug 0 : { *(.debug) } |
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| 122 | .line 0 : { *(.line) } |
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| 123 | /* GNU DWARF 1 extensions */ |
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| 124 | .debug_srcinfo 0 : { *(.debug_srcinfo) } |
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| 125 | .debug_sfnames 0 : { *(.debug_sfnames) } |
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| 126 | /* DWARF 1.1 and DWARF 2 */ |
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| 127 | .debug_aranges 0 : { *(.debug_aranges) } |
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| 128 | .debug_pubnames 0 : { *(.debug_pubnames) } |
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| 129 | /* DWARF 2 */ |
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| 130 | .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } |
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| 131 | .debug_abbrev 0 : { *(.debug_abbrev) } |
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| 132 | .debug_line 0 : { *(.debug_line) } |
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| 133 | .debug_frame 0 : { *(.debug_frame) } |
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| 134 | .debug_str 0 : { *(.debug_str) } |
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| 135 | .debug_loc 0 : { *(.debug_loc) } |
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| 136 | .debug_macinfo 0 : { *(.debug_macinfo) } |
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| 137 | |
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| 138 | } |
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| 139 | EOF |
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