|
Last change
on this file since 444 was
444,
checked in by satin@…, 6 years ago
|
|
add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
|
|
File size:
1.9 KB
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| Line | |
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| 1 | STARTUP(cygmon-crt0.o) |
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| 2 | ENTRY(__start) |
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| 3 | GROUP(-lcygmon -lc -lcygmon -lgcc) |
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| 4 | SEARCH_DIR(.) |
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| 5 | __DYNAMIC = 0; |
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| 6 | |
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| 7 | /* |
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| 8 | * Allocate the stack to be at the top of memory, since the stack |
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| 9 | * grows down |
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| 10 | */ |
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| 11 | PROVIDE (__stack = 0x500000); |
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| 12 | |
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| 13 | /* |
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| 14 | * Initalize some symbols to be zero so we can reference them in the |
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| 15 | * crt0 without core dumping. These functions are all optional, but |
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| 16 | * we do this so we can have our crt0 always use them if they exist. |
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| 17 | * This is so BSPs work better when using the crt0 installed with gcc. |
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| 18 | * We have to initalize them twice, so we multiple object file |
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| 19 | * formats, as some prepend an underscore. |
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| 20 | */ |
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| 21 | PROVIDE (hardware_init_hook = 0); |
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| 22 | PROVIDE (software_init_hook = 0); |
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| 23 | PROVIDE (__mem_start = 0x100000); |
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| 24 | PROVIDE (___mem_start = 0x100000); |
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| 25 | SECTIONS |
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| 26 | { |
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| 27 | . = 0x100000; |
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| 28 | .text : { |
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| 29 | _ftext = . ; |
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| 30 | *(.init) |
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| 31 | eprol = .; |
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| 32 | *(.text) |
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| 33 | PROVIDE (__runtime_reloc_start = .); |
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| 34 | *(.rel.sdata) |
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| 35 | PROVIDE (__runtime_reloc_stop = .); |
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| 36 | *(.fini) |
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| 37 | . = ALIGN(4); |
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| 38 | __CTOR_LIST__ = .; |
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| 39 | CONSTRUCTORS |
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| 40 | LONG(-1) |
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| 41 | *(.ctors) |
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| 42 | LONG(0) |
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| 43 | __CTOR_END__ = .; |
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| 44 | __DTOR_LIST__ = .; |
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| 45 | LONG(-1) |
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| 46 | *(.dtors) |
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| 47 | LONG(0) |
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| 48 | __DTOR_END__ = .; |
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| 49 | PROVIDE(_etext = .); |
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| 50 | PROVIDE(__etext = .); |
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| 51 | } |
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| 52 | . = .; |
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| 53 | .rdata : { |
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| 54 | *(.rdata) |
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| 55 | } |
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| 56 | .rodata : { |
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| 57 | *(.rodata) |
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| 58 | *(.rodata.*) |
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| 59 | } |
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| 60 | .eh_frame : |
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| 61 | { |
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| 62 | PROVIDE (__EH_FRAME_BEGIN__ = .); |
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| 63 | *(.eh_frame) |
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| 64 | PROVIDE (__EH_FRAME_END__ = .); |
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| 65 | } |
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| 66 | _fdata = ALIGN(16); |
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| 67 | .data : { |
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| 68 | *(.data) |
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| 69 | *(.gcc_except_table) |
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| 70 | *(.gcc_exc) |
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| 71 | } |
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| 72 | . = ALIGN(8); |
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| 73 | _gp = . + 0x8000; |
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| 74 | __global = . + 0x8000; |
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| 75 | .lit8 : { |
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| 76 | *(.lit8) |
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| 77 | } |
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| 78 | .lit4 : { |
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| 79 | *(.lit4) |
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| 80 | } |
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| 81 | .sdata : { |
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| 82 | *(.sdata) |
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| 83 | } |
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| 84 | . = ALIGN(4); |
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| 85 | PROVIDE(_edata = .); |
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| 86 | PROVIDE(__edata = .); |
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| 87 | fbss = .; |
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| 88 | _fbss = .; |
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| 89 | .sbss : { |
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| 90 | PROVIDE(__bss_start = .); |
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| 91 | *(.sbss) |
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| 92 | *(.scommon) |
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| 93 | } |
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| 94 | .bss : { |
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| 95 | *(.bss) |
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| 96 | *(COMMON) |
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| 97 | PROVIDE(__bss_end = .); |
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| 98 | } |
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| 99 | PROVIDE(_end = .); |
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| 100 | PROVIDE(__end = .); |
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| 101 | } |
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