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1 | /* |
2 | * Simulator Link script for Lattice Mico32. | |
3 | * Contributed by Jon Beniston <jon@beniston.com> | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: | |
8 | * 1. Redistributions of source code must retain the above copyright | |
9 | * notice, this list of conditions and the following disclaimer. | |
10 | * 2. Redistributions in binary form must reproduce the above copyright | |
11 | * notice, this list of conditions and the following disclaimer in the | |
12 | * documentation and/or other materials provided with the distribution. | |
13 | * | |
14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND | |
15 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
18 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
19 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
20 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
21 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
22 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
23 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
24 | * SUCH DAMAGE. | |
25 | */ | |
26 | ||
27 | OUTPUT_FORMAT("elf32-lm32") | |
28 | ENTRY(_start) | |
29 | INPUT(crti.o crtbegin.o crt0.o crtend.o crtn.o) | |
30 | GROUP(-lgloss -lnosys -lc -lgcc) | |
31 | ||
32 | MEMORY | |
33 | { | |
34 | ram : ORIGIN = 0x00000000, LENGTH = 0x100000 | |
35 | } | |
36 | ||
37 | SECTIONS | |
38 | { | |
39 | ||
40 | .boot : { *(.boot) } > ram | |
41 | ||
42 | /* Code */ | |
43 | .text : | |
44 | { | |
45 | . = ALIGN(4); | |
46 | _ftext = .; | |
47 | _ftext_rom = LOADADDR(.text); | |
48 | *(.text .stub .text.* .gnu.linkonce.t.*) | |
49 | *(.gnu.warning) | |
50 | KEEP (*(.init)) | |
51 | KEEP (*(.fini)) | |
52 | /* Constructors and destructors */ | |
53 | KEEP (*crtbegin*.o(.ctors)) | |
54 | KEEP (*(EXCLUDE_FILE (*crtend*.o ) .ctors)) | |
55 | KEEP (*(SORT(.ctors.*))) | |
56 | KEEP (*(.ctors)) | |
57 | KEEP (*crtbegin*.o(.dtors)) | |
58 | KEEP (*(EXCLUDE_FILE (*crtend*.o ) .dtors)) | |
59 | KEEP (*(SORT(.dtors.*))) | |
60 | KEEP (*(.dtors)) | |
61 | KEEP (*(.jcr)) | |
62 | _etext = .; | |
63 | } > ram =0 | |
64 | ||
65 | /* Exception handlers */ | |
66 | .eh_frame_hdr : { *(.eh_frame_hdr) } > ram | |
67 | .eh_frame : { KEEP (*(.eh_frame)) } > ram | |
68 | .gcc_except_table : { *(.gcc_except_table) *(.gcc_except_table.*) } > ram | |
69 | ||
70 | /* Read-only data */ | |
71 | .rodata : | |
72 | { | |
73 | . = ALIGN(4); | |
74 | _frodata = .; | |
75 | _frodata_rom = LOADADDR(.rodata); | |
76 | *(.rodata .rodata.* .gnu.linkonce.r.*) | |
77 | *(.rodata1) | |
78 | _erodata = .; | |
79 | } > ram | |
80 | ||
81 | /* Data */ | |
82 | .data : | |
83 | { | |
84 | . = ALIGN(4); | |
85 | _fdata = .; | |
86 | _fdata_rom = LOADADDR(.data); | |
87 | *(.data .data.* .gnu.linkonce.d.*) | |
88 | *(.data1) | |
89 | SORT(CONSTRUCTORS) | |
90 | _gp = ALIGN(16) + 0x7ff0; | |
91 | *(.sdata .sdata.* .gnu.linkonce.s.*) | |
92 | _edata = .; | |
93 | } > ram | |
94 | ||
95 | /* BSS */ | |
96 | .bss : | |
97 | { | |
98 | . = ALIGN(4); | |
99 | _fbss = .; | |
100 | *(.dynsbss) | |
101 | *(.sbss .sbss.* .gnu.linkonce.sb.*) | |
102 | *(.scommon) | |
103 | *(.dynbss) | |
104 | *(.bss .bss.* .gnu.linkonce.b.*) | |
105 | *(COMMON) | |
106 | . = ALIGN(4); | |
107 | _ebss = .; | |
108 | _end = .; | |
109 | PROVIDE (end = .); | |
110 | } > ram | |
111 | ||
112 | /* First location in stack is highest address in RAM */ | |
113 | PROVIDE(_fstack = ORIGIN(ram) + LENGTH(ram) - 4); | |
114 | ||
115 | /* Stabs debugging sections. */ | |
116 | .stab 0 : { *(.stab) } | |
117 | .stabstr 0 : { *(.stabstr) } | |
118 | .stab.excl 0 : { *(.stab.excl) } | |
119 | .stab.exclstr 0 : { *(.stab.exclstr) } | |
120 | .stab.index 0 : { *(.stab.index) } | |
121 | .stab.indexstr 0 : { *(.stab.indexstr) } | |
122 | .comment 0 : { *(.comment) } | |
123 | ||
124 | /* DWARF debug sections. | |
125 | Symbols in the DWARF debugging sections are relative to the beginning | |
126 | of the section so we begin them at 0. */ | |
127 | /* DWARF 1 */ | |
128 | .debug 0 : { *(.debug) } | |
129 | .line 0 : { *(.line) } | |
130 | /* GNU DWARF 1 extensions */ | |
131 | .debug_srcinfo 0 : { *(.debug_srcinfo) } | |
132 | .debug_sfnames 0 : { *(.debug_sfnames) } | |
133 | /* DWARF 1.1 and DWARF 2 */ | |
134 | .debug_aranges 0 : { *(.debug_aranges) } | |
135 | .debug_pubnames 0 : { *(.debug_pubnames) } | |
136 | /* DWARF 2 */ | |
137 | .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } | |
138 | .debug_abbrev 0 : { *(.debug_abbrev) } | |
139 | .debug_line 0 : { *(.debug_line) } | |
140 | .debug_frame 0 : { *(.debug_frame) } | |
141 | .debug_str 0 : { *(.debug_str) } | |
142 | .debug_loc 0 : { *(.debug_loc) } | |
143 | .debug_macinfo 0 : { *(.debug_macinfo) } | |
144 | /* SGI/MIPS DWARF 2 extensions */ | |
145 | .debug_weaknames 0 : { *(.debug_weaknames) } | |
146 | .debug_funcnames 0 : { *(.debug_funcnames) } | |
147 | .debug_typenames 0 : { *(.debug_typenames) } | |
148 | .debug_varnames 0 : { *(.debug_varnames) } | |
149 | } |