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Last change
on this file since 523 was
444,
checked in by satin@…, 7 years ago
|
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add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc
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File size:
2.0 KB
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| Rev | Line | |
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| [444] | 1 | /* The following TEXT start address leaves space for the monitor |
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| 2 | workspace. i.e. the NEC VR4300 (IDT) first free address is actually |
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| 3 | 0xa001af20. */ |
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| 4 | |
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| 5 | ENTRY(_start) |
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| 6 | STARTUP(crt0.o) |
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| 7 | OUTPUT_ARCH("mips:4000") |
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| 8 | OUTPUT_FORMAT("ecoff-bigmips", "ecoff-bigmips", "ecoff-littlemips") |
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| 9 | GROUP(-lc -lidt -lgcc) |
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| 10 | SEARCH_DIR(.) |
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| 11 | __DYNAMIC = 0; |
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| 12 | |
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| 13 | /* |
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| 14 | * Allocate the stack to be at the top of memory, since the stack |
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| 15 | * grows down |
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| 16 | */ |
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| 17 | PROVIDE (__stack = 0); |
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| 18 | /* PROVIDE (__global = 0); */ |
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| 19 | |
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| 20 | /* |
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| 21 | * Initalize some symbols to be zero so we can reference them in the |
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| 22 | * crt0 without core dumping. These functions are all optional, but |
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| 23 | * we do this so we can have our crt0 always use them if they exist. |
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| 24 | * This is so BSPs work better when using the crt0 installed with gcc. |
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| 25 | * We have to initalize them twice, so we multiple object file |
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| 26 | * formats, as some prepend an underscore. |
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| 27 | */ |
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| 28 | PROVIDE (hardware_exit_hook = 0); |
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| 29 | PROVIDE (hardware_hazard_hook = 0); |
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| 30 | PROVIDE (hardware_init_hook = 0); |
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| 31 | PROVIDE (software_init_hook = 0); |
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| 32 | |
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| 33 | SECTIONS |
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| 34 | { |
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| 35 | . = 0xA0020000; |
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| 36 | .text : { |
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| 37 | _ftext = . ; |
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| 38 | KEEP (*(.init)) |
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| 39 | eprol = .; |
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| 40 | *(.text) |
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| 41 | *(.text.*) |
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| 42 | *(.gnu.linkonce.t.*) |
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| 43 | *(.mips16.fn.*) |
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| 44 | *(.mips16.call.*) |
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| 45 | PROVIDE (__runtime_reloc_start = .); |
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| 46 | *(.rel.sdata) |
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| 47 | PROVIDE (__runtime_reloc_stop = .); |
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| 48 | KEEP (*(.fini)) |
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| 49 | etext = .; |
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| 50 | _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 | *(.rodata) |
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| 56 | *(.rodata.*) |
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| 57 | *(.gnu.linkonce.r.*) |
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| 58 | } |
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| 59 | _fdata = ALIGN(16); |
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| 60 | .data : { |
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| 61 | *(.data) |
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| 62 | *(.data.*) |
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| 63 | *(.gnu.linkonce.d.*) |
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| 64 | CONSTRUCTORS |
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| 65 | } |
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| 66 | . = ALIGN(8); |
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| 67 | _gp = . + 0x8000; |
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| 68 | __global = _gp; |
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| 69 | .lit8 : { |
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| 70 | *(.lit8) |
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| 71 | } |
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| 72 | .lit4 : { |
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| 73 | *(.lit4) |
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| 74 | } |
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| 75 | .sdata : { |
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| 76 | *(.sdata) |
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| 77 | *(.sdata.*) |
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| 78 | *(.gnu.linkonce.s.*) |
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| 79 | } |
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| 80 | . = ALIGN(4); |
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| 81 | edata = .; |
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| 82 | _edata = .; |
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| 83 | _fbss = .; |
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| 84 | .sbss : { |
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| 85 | *(.sbss) |
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| 86 | *(.sbss.*) |
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| 87 | *(.gnu.linkonce.sb.*) |
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| 88 | *(.scommon) |
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| 89 | } |
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| 90 | .bss : { |
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| 91 | _bss_start = . ; |
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| 92 | *(.bss) |
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| 93 | *(.bss.*) |
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| 94 | *(.gnu.linkonce.b.*) |
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| 95 | *(COMMON) |
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| 96 | } |
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| 97 | end = .; |
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| 98 | _end = .; |
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| 99 | } |
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