Annotation of /tags/mkinitrd-6_4_0/isolinux/syslinux.ld
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Revision 1313 -
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Fri May 27 18:20:23 2011 UTC (13 years, 4 months ago) by niro
File size: 3181 byte(s)
Fri May 27 18:20:23 2011 UTC (13 years, 4 months ago) by niro
File size: 3181 byte(s)
tagged 'mkinitrd-6_4_0'
1 | niro | 1133 | /* ----------------------------------------------------------------------- |
2 | * | ||
3 | * Copyright 2008-2009 H. Peter Anvin - All Rights Reserved | ||
4 | * Copyright 2009 Intel Corporation; author: H. Peter Anvin | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, | ||
9 | * Boston MA 02110-1301, USA; either version 2 of the License, or | ||
10 | * (at your option) any later version; incorporated herein by reference. | ||
11 | * | ||
12 | * ----------------------------------------------------------------------- */ | ||
13 | |||
14 | /* | ||
15 | * Linker script for the SYSLINUX core | ||
16 | */ | ||
17 | |||
18 | OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386") | ||
19 | OUTPUT_ARCH(i386) | ||
20 | EXTERN(_start) | ||
21 | ENTRY(_start) | ||
22 | |||
23 | SECTIONS | ||
24 | { | ||
25 | /* "Early" sections (before the load) */ | ||
26 | . = 0x0800; | ||
27 | |||
28 | .earlybss : { | ||
29 | __earlybss_start = .; | ||
30 | *(.earlybss) | ||
31 | __earlybss_end = .; | ||
32 | } | ||
33 | __earlybss_len = __earlybss_end - __earlybss_start; | ||
34 | __earlybss_dwords = (__earlybss_len + 3) >> 2; | ||
35 | |||
36 | .bss : { | ||
37 | __bss_start = .; | ||
38 | *(.bss) | ||
39 | *(.bss2) | ||
40 | __bss_end = .; | ||
41 | } | ||
42 | __bss_len = __bss_end - __bss_start; | ||
43 | __bss_dwords = (__bss_len + 3) >> 2; | ||
44 | |||
45 | .config : AT (__config_lma) { | ||
46 | __config_start = .; | ||
47 | *(.config) | ||
48 | __config_end = .; | ||
49 | } | ||
50 | __config_len = __config_end - __config_start; | ||
51 | __config_dwords = (__config_len + 3) >> 2; | ||
52 | |||
53 | . = ALIGN(16); | ||
54 | .replacestub : AT (__replacestub_lma) { | ||
55 | __replacestub_start = .; | ||
56 | *(.replacestub) | ||
57 | __replacestub_end = .; | ||
58 | } | ||
59 | __replacestub_len = __replacestub_end - __replacestub_start; | ||
60 | __replacestub_dwords = (__replacestub_len + 3) >> 2; | ||
61 | |||
62 | /* Stack */ | ||
63 | |||
64 | . = STACK_BASE; | ||
65 | .stack : AT(STACK_BASE) { | ||
66 | __stack_start = .; | ||
67 | . += STACK_LEN; | ||
68 | __stack_end = .; | ||
69 | } | ||
70 | __stack_len = __stack_end - __stack_start; | ||
71 | __stack_dwords = (__stack_len + 3) >> 2; | ||
72 | |||
73 | /* Initialized sections */ | ||
74 | |||
75 | . = 0x7c00; | ||
76 | .text : { | ||
77 | FILL(0x90909090) | ||
78 | __text_start = .; | ||
79 | *(.text) | ||
80 | __text_end = .; | ||
81 | } | ||
82 | __text_len = __text_end - __text_start; | ||
83 | __text_dwords = (__text_len + 3) >> 2; | ||
84 | |||
85 | . = ALIGN(16); | ||
86 | .bcopyxx : { | ||
87 | FILL(0x90909090) | ||
88 | __bcopyxx_start = .; | ||
89 | *(.bcopyxx) | ||
90 | __bcopyxx_end = .; | ||
91 | } | ||
92 | __bcopyxx_len = __bcopyxx_end - __bcopyxx_start; | ||
93 | __bcopyxx_dwords = (__bcopyxx_len + 3) >> 2; | ||
94 | |||
95 | . = ALIGN(4); | ||
96 | .data : { | ||
97 | __data_start = .; | ||
98 | *(.data) | ||
99 | __data_end = .; | ||
100 | } | ||
101 | __data_len = __data_end - __data_start; | ||
102 | __data_dwords = (__data_len + 3) >> 2; | ||
103 | |||
104 | . = ALIGN(4); | ||
105 | __config_lma = .; | ||
106 | . += SIZEOF(.config); | ||
107 | |||
108 | . = ALIGN(4); | ||
109 | __replacestub_lma = .; | ||
110 | . += SIZEOF(.replacestub); | ||
111 | |||
112 | /* ADV, must be the last intialized section */ | ||
113 | |||
114 | . = ALIGN(512); | ||
115 | .adv : { | ||
116 | __adv_start = .; | ||
117 | *(.adv) | ||
118 | __adv_end = .; | ||
119 | } | ||
120 | __adv_len = __adv_end - __adv_start; | ||
121 | __adv_dwords = (__adv_len + 3) >> 2; | ||
122 | |||
123 | /* Late uninitialized sections */ | ||
124 | |||
125 | .uibss : { | ||
126 | __uibss_start = .; | ||
127 | *(.uibss) | ||
128 | __uibss_end = .; | ||
129 | } | ||
130 | __uibss_len = __uibss_end - __uibss_start; | ||
131 | __uibss_dwords = (__uibss_len + 3) >> 2; | ||
132 | |||
133 | .bss1 : { | ||
134 | __bss1_start = .; | ||
135 | *(.bss1) | ||
136 | __bss1_end = .; | ||
137 | } | ||
138 | __bss1_len = __bss1_end - __bss1_start; | ||
139 | __bss1_dwords = (__bss1_len + 3) >> 2; | ||
140 | |||
141 | . = ASSERT(__bss1_end <= 0x10000, "64K overflow"); | ||
142 | |||
143 | . = 0x100000; | ||
144 | .com32 : { | ||
145 | *(.com32) | ||
146 | } | ||
147 | } |