source: trunk/libs/newlib/src/libgloss/mips/lsi.ld @ 474

Last change on this file since 474 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 2.9 KB
Line 
1/* The following TEXT start address leaves space for the monitor
2   workspace. */
3
4ENTRY(_start)
5STARTUP(crt0.o)
6OUTPUT_ARCH("mips:4000")
7OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-littlemips")
8GROUP(-lc -llsi -lgcc)
9SEARCH_DIR(.)
10__DYNAMIC  =  0;
11
12/*
13 * Allocate the stack to be at the top of memory, since the stack
14 * grows down
15 */
16PROVIDE (__stack = 0);
17/* PROVIDE (__global = 0); */
18
19/*
20 * Initalize some symbols to be zero so we can reference them in the
21 * crt0 without core dumping. These functions are all optional, but
22 * we do this so we can have our crt0 always use them if they exist.
23 * This is so BSPs work better when using the crt0 installed with gcc.
24 * We have to initalize them twice, so we multiple object file
25 * formats, as some prepend an underscore.
26 */
27PROVIDE (hardware_exit_hook = 0);
28PROVIDE (hardware_hazard_hook = 0);
29PROVIDE (hardware_init_hook = 0);
30PROVIDE (software_init_hook = 0);
31
32SECTIONS
33{       
34  . = 0xA0020000;
35  .text : {
36     _ftext = . ;
37    KEEP (*(.init))
38     eprol  =  .;
39    *(.text)
40    *(.text.*)
41    *(.gnu.linkonce.t.*)
42    PROVIDE (__runtime_reloc_start = .);
43    *(.rel.sdata)
44    PROVIDE (__runtime_reloc_stop = .);
45    KEEP (*(.fini))
46     etext  =  .;
47     _etext  =  .;
48  }
49 
50  .eh_frame_hdr : { *(.eh_frame_hdr) }
51  .eh_frame : { KEEP (*(.eh_frame)) }
52  .gcc_except_table : { *(.gcc_except_table) }
53  .jcr : { KEEP (*(.jcr)) }
54  .ctors    :
55  {
56    /* gcc uses crtbegin.o to find the start of
57       the constructors, so we make sure it is
58       first.  Because this is a wildcard, it
59       doesn't matter if the user does not
60       actually link against crtbegin.o; the
61       linker won't look for a file to match a
62       wildcard.  The wildcard also means that it
63       doesn't matter which directory crtbegin.o
64       is in.  */
65
66    KEEP (*crtbegin.o(.ctors))
67
68    /* We don't want to include the .ctor section from
69       from the crtend.o file until after the sorted ctors.
70       The .ctor section from the crtend file contains the
71       end of ctors marker and it must be last */
72
73    KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
74    KEEP (*(SORT(.ctors.*)))
75    KEEP (*(.ctors))
76  }
77
78  .dtors    :
79  {
80    KEEP (*crtbegin.o(.dtors))
81    KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
82    KEEP (*(SORT(.dtors.*)))
83    KEEP (*(.dtors))
84  }
85
86  . = .;
87  .rodata : {
88    *(.rdata)
89    *(.rodata)
90    *(.rodata.*)
91    *(.gnu.linkonce.r.*)
92  }
93   _fdata = ALIGN(16);
94  .data : {
95    *(.data)
96    *(.data.*)
97    *(.gnu.linkonce.d.*)
98    CONSTRUCTORS
99  }
100  . = ALIGN(8);
101  _gp = . + 0x8000;
102  __global = _gp;
103  .lit8 : {
104    *(.lit8)
105  }
106  .lit4 : {
107    *(.lit4)
108  }
109  .sdata : {
110    *(.sdata)
111    *(.sdata.*)
112    *(.gnu.linkonce.s.*)
113  }
114   edata  =  .;
115   _edata  =  .;
116   _fbss = .;
117  .sbss : {
118    *(.sbss)
119    *(.sbss.*)
120    *(.gnu.linkonce.sb.*)
121    *(.scommon)
122  }
123  .bss : {
124    _bss_start = . ;
125    *(.bss)
126    *(.bss.*)
127    *(.gnu.linkonce.b.*)
128    *(COMMON)
129  }
130   end = .;
131   _end = .;
132}
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