source: trunk/libs/newlib/src/libgloss/mips/dve.ld @ 546

Last change on this file since 546 was 444, checked in by satin@…, 6 years ago

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

File size: 4.0 KB
Line 
1/* Linker script for Densan DVE-R3900/20A board */
2
3ENTRY(_start)
4STARTUP(crt0.o)
5OUTPUT_ARCH("mips:3000")
6OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-littlemips")
7GROUP(-lc -ldve -lgcc)
8SEARCH_DIR(.)
9__DYNAMIC  =  0;
10
11/*
12 * Allocate the stack to be at the top of memory, since the stack
13 * grows down
14 */
15PROVIDE (__stack = 0);
16/* PROVIDE (__global = 0); */
17
18/*
19 * Initalize some symbols to be zero so we can reference them in the
20 * crt0 without core dumping. These functions are all optional, but
21 * we do this so we can have our crt0 always use them if they exist.
22 * This is so BSPs work better when using the crt0 installed with gcc.
23 * We have to initalize them twice, so we multiple object file
24 * formats, as some prepend an underscore.
25 */
26PROVIDE (hardware_exit_hook = 0);
27PROVIDE (hardware_hazard_hook = 0);
28PROVIDE (hardware_init_hook = 0);
29PROVIDE (software_init_hook = 0);
30
31SECTIONS
32{       
33  . = 0xA0040000;
34  .text : {
35     _ftext = . ;
36    KEEP (*(.init))
37     eprol  =  .;
38    *(.text)
39    *(.text.*)
40    *(.gnu.linkonce.t.*)
41    *(.mips16.fn.*)
42    *(.mips16.call.*)
43    PROVIDE (__runtime_reloc_start = .);
44    *(.rel.sdata)
45    PROVIDE (__runtime_reloc_stop = .);
46    KEEP (*(.fini))
47     etext  =  .;
48     _etext  =  .;
49  }
50 
51  .eh_frame_hdr : { *(.eh_frame_hdr) }
52  .eh_frame : { KEEP (*(.eh_frame)) }
53  .gcc_except_table : { *(.gcc_except_table) }
54  .jcr : { KEEP (*(.jcr)) }
55  .ctors    :
56  {
57    /* gcc uses crtbegin.o to find the start of
58       the constructors, so we make sure it is
59       first.  Because this is a wildcard, it
60       doesn't matter if the user does not
61       actually link against crtbegin.o; the
62       linker won't look for a file to match a
63       wildcard.  The wildcard also means that it
64       doesn't matter which directory crtbegin.o
65       is in.  */
66
67    KEEP (*crtbegin.o(.ctors))
68
69    /* We don't want to include the .ctor section from
70       from the crtend.o file until after the sorted ctors.
71       The .ctor section from the crtend file contains the
72       end of ctors marker and it must be last */
73
74    KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
75    KEEP (*(SORT(.ctors.*)))
76    KEEP (*(.ctors))
77  }
78
79  .dtors    :
80  {
81    KEEP (*crtbegin.o(.dtors))
82    KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
83    KEEP (*(SORT(.dtors.*)))
84    KEEP (*(.dtors))
85  }
86
87  . = .;
88  .rodata : {
89    *(.rdata)
90    *(.rodata)
91    *(.rodata.*)
92    *(.gnu.linkonce.r.*)
93  }
94   _fdata = ALIGN(16);
95  .data : {
96    *(.data)
97    *(.data.*)
98    *(.gnu.linkonce.d.*)
99      CONSTRUCTORS
100  }
101  . = ALIGN(8);
102  _gp = . + 0x8000;
103  __global = _gp;
104  .lit8 : {
105    *(.lit8)
106  }
107  .lit4 : {
108    *(.lit4)
109  }
110  .sdata : {
111    *(.sdata)
112    *(.sdata.*)
113    *(.gnu.linkonce.s.*)
114  }
115  . = ALIGN(4);
116   edata  =  .;
117   _edata  =  .;
118   _fbss = .;
119  .sbss : {
120    *(.sbss)
121    *(.sbss.*)
122    *(.gnu.linkonce.sb.*)
123    *(.scommon)
124  }
125  .bss : {
126    _bss_start = . ;
127    *(.bss)
128    *(.bss.*)
129    *(.gnu.linkonce.b.*)
130    *(COMMON)
131  }
132
133   end = .;
134   _end = .;
135
136  /* DWARF debug sections.
137     Symbols in the DWARF debugging sections are relative to
138     the beginning of the section so we begin them at 0.  */
139
140  /* DWARF 1 */
141  .debug          0 : { *(.debug) }
142  .line           0 : { *(.line) }
143
144  /* GNU DWARF 1 extensions */
145  .debug_srcinfo  0 : { *(.debug_srcinfo) }
146  .debug_sfnames  0 : { *(.debug_sfnames) }
147
148  /* DWARF 1.1 and DWARF 2 */
149  .debug_aranges  0 : { *(.debug_aranges) }
150  .debug_pubnames 0 : { *(.debug_pubnames) }
151
152  /* DWARF 2 */
153  .debug_info     0 : { *(.debug_info) }
154  .debug_abbrev   0 : { *(.debug_abbrev) }
155  .debug_line     0 : { *(.debug_line) }
156  .debug_frame    0 : { *(.debug_frame) }
157  .debug_str      0 : { *(.debug_str) }
158  .debug_loc      0 : { *(.debug_loc) }
159  .debug_macinfo  0 : { *(.debug_macinfo) }
160  .debug_ranges   0 : { *(.debug_ranges) }
161
162  /* SGI/MIPS DWARF 2 extensions */
163  .debug_weaknames 0 : { *(.debug_weaknames) }
164  .debug_funcnames 0 : { *(.debug_funcnames) }
165  .debug_typenames 0 : { *(.debug_typenames) }
166  .debug_varnames  0 : { *(.debug_varnames) }
167}
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