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Commit | Line | Data |
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03261851 RK |
1 | /* The following TEXT start address leaves space for the monitor |
2 | workspace. */ | |
3 | ||
4 | ENTRY(_start) | |
710c0fc4 | 5 | STARTUP(crt0.o) |
03261851 RK |
6 | OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-littlemips") |
7 | GROUP(-lc -lpmon -lgcc) | |
8 | SEARCH_DIR(.) | |
9 | __DYNAMIC = 0; | |
10 | ||
11 | /* | |
12 | * Allocate the stack to be at the top of memory, since the stack | |
13 | * grows down | |
14 | */ | |
15 | PROVIDE (__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 | */ | |
451e4528 JJ |
26 | PROVIDE (hardware_exit_hook = 0); |
27 | PROVIDE (hardware_hazard_hook = 0); | |
03261851 RK |
28 | PROVIDE (hardware_init_hook = 0); |
29 | PROVIDE (software_init_hook = 0); | |
30 | ||
31 | SECTIONS | |
32 | { | |
33 | . = 0xA0100000; | |
34 | .text : { | |
35 | _ftext = . ; | |
c50e4577 | 36 | KEEP (*(.init)) |
03261851 RK |
37 | eprol = .; |
38 | *(.text) | |
39 | *(.text.*) | |
3924c5c7 | 40 | *(.gnu.linkonce.t.*) |
03261851 RK |
41 | *(.mips16.fn.*) |
42 | *(.mips16.call.*) | |
43 | PROVIDE (__runtime_reloc_start = .); | |
44 | *(.rel.sdata) | |
45 | PROVIDE (__runtime_reloc_stop = .); | |
c50e4577 | 46 | KEEP (*(.fini)) |
03261851 RK |
47 | etext = .; |
48 | _etext = .; | |
49 | } | |
50 | ||
8c91dd0a | 51 | .eh_frame_hdr : { *(.eh_frame_hdr) } |
ab2901c8 FS |
52 | .eh_frame : { |
53 | /* The .eh_frame section from the crtend file contains the | |
54 | end of eh_frame marker and it must be last. */ | |
55 | KEEP (*(EXCLUDE_FILE (*crtend.o) .eh_frame)) | |
56 | KEEP (*(.eh_frame)) | |
57 | } | |
8c91dd0a RS |
58 | .gcc_except_table : { *(.gcc_except_table) } |
59 | .jcr : { KEEP (*(.jcr)) } | |
03261851 RK |
60 | .ctors : |
61 | { | |
62 | /* gcc uses crtbegin.o to find the start of | |
63 | the constructors, so we make sure it is | |
64 | first. Because this is a wildcard, it | |
65 | doesn't matter if the user does not | |
66 | actually link against crtbegin.o; the | |
67 | linker won't look for a file to match a | |
68 | wildcard. The wildcard also means that it | |
69 | doesn't matter which directory crtbegin.o | |
70 | is in. */ | |
71 | ||
72 | KEEP (*crtbegin.o(.ctors)) | |
73 | ||
74 | /* We don't want to include the .ctor section from | |
75 | from the crtend.o file until after the sorted ctors. | |
76 | The .ctor section from the crtend file contains the | |
77 | end of ctors marker and it must be last */ | |
78 | ||
79 | KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) | |
80 | KEEP (*(SORT(.ctors.*))) | |
81 | KEEP (*(.ctors)) | |
82 | } | |
83 | ||
84 | .dtors : | |
85 | { | |
86 | KEEP (*crtbegin.o(.dtors)) | |
87 | KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) | |
88 | KEEP (*(SORT(.dtors.*))) | |
89 | KEEP (*(.dtors)) | |
90 | } | |
91 | ||
92 | . = .; | |
93 | .rdata : { | |
94 | *(.rdata) | |
95 | *(.rodata) | |
96 | *(.rodata.*) | |
3924c5c7 | 97 | *(.gnu.linkonce.r.*) |
03261851 RK |
98 | } |
99 | _fdata = ALIGN(16); | |
a9a0d219 | 100 | . = _fdata; |
03261851 RK |
101 | .data : { |
102 | *(.data) | |
103 | *(.data.*) | |
3924c5c7 | 104 | *(.gnu.linkonce.d.*) |
03261851 RK |
105 | } |
106 | . = ALIGN(8); | |
107 | _gp = . + 0x8000; | |
108 | __global = _gp; | |
109 | .lit8 : { | |
110 | *(.lit8) | |
111 | } | |
112 | .lit4 : { | |
113 | *(.lit4) | |
114 | } | |
115 | .sdata : { | |
116 | *(.sdata) | |
117 | *(.sdata.*) | |
650c3027 | 118 | *(.gnu.linkonce.s.*) |
03261851 RK |
119 | } |
120 | . = ALIGN(4); | |
121 | edata = .; | |
122 | _edata = .; | |
123 | _fbss = .; | |
124 | .sbss : { | |
125 | *(.sbss) | |
650c3027 JJ |
126 | *(.sbss.*) |
127 | *(.gnu.linkonce.sb.*) | |
03261851 RK |
128 | *(.scommon) |
129 | } | |
130 | .bss : { | |
131 | _bss_start = . ; | |
132 | *(.bss) | |
dd8ed8c6 | 133 | *(.bss.*) |
3924c5c7 | 134 | *(.gnu.linkonce.b.*) |
03261851 RK |
135 | *(COMMON) |
136 | } | |
137 | ||
6661a677 | 138 | . = ALIGN(4); |
03261851 RK |
139 | end = .; |
140 | _end = .; | |
141 | ||
142 | /* DWARF debug sections. | |
143 | Symbols in the DWARF debugging sections are relative to | |
144 | the beginning of the section so we begin them at 0. */ | |
145 | ||
146 | /* DWARF 1 */ | |
147 | .debug 0 : { *(.debug) } | |
148 | .line 0 : { *(.line) } | |
149 | ||
150 | /* GNU DWARF 1 extensions */ | |
151 | .debug_srcinfo 0 : { *(.debug_srcinfo) } | |
152 | .debug_sfnames 0 : { *(.debug_sfnames) } | |
153 | ||
154 | /* DWARF 1.1 and DWARF 2 */ | |
155 | .debug_aranges 0 : { *(.debug_aranges) } | |
156 | .debug_pubnames 0 : { *(.debug_pubnames) } | |
157 | ||
158 | /* DWARF 2 */ | |
159 | .debug_info 0 : { *(.debug_info) } | |
160 | .debug_abbrev 0 : { *(.debug_abbrev) } | |
161 | .debug_line 0 : { *(.debug_line) } | |
162 | .debug_frame 0 : { *(.debug_frame) } | |
163 | .debug_str 0 : { *(.debug_str) } | |
164 | .debug_loc 0 : { *(.debug_loc) } | |
165 | .debug_macinfo 0 : { *(.debug_macinfo) } | |
fece73ae | 166 | .debug_ranges 0 : { *(.debug_ranges) } |
03261851 RK |
167 | |
168 | /* SGI/MIPS DWARF 2 extensions */ | |
169 | .debug_weaknames 0 : { *(.debug_weaknames) } | |
170 | .debug_funcnames 0 : { *(.debug_funcnames) } | |
171 | .debug_typenames 0 : { *(.debug_typenames) } | |
172 | .debug_varnames 0 : { *(.debug_varnames) } | |
173 | } |