fda4baa059b5002a99f64fdb832cf134b20756ee
[deliverable/linux.git] / arch / parisc / kernel / vmlinux.lds.S
1 /* Kernel link layout for various "sections"
2 *
3 * Copyright (C) 1999-2003 Matthew Wilcox <willy at parisc-linux.org>
4 * Copyright (C) 2000-2003 Paul Bame <bame at parisc-linux.org>
5 * Copyright (C) 2000 John Marvin <jsm at parisc-linux.org>
6 * Copyright (C) 2000 Michael Ang <mang with subcarrier.org>
7 * Copyright (C) 2002 Randolph Chung <tausq with parisc-linux.org>
8 * Copyright (C) 2003 James Bottomley <jejb with parisc-linux.org>
9 * Copyright (C) 2006 Helge Deller <deller@gmx.de>
10 *
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 */
26 #include <asm-generic/vmlinux.lds.h>
27 /* needed for the processor specific cache alignment size */
28 #include <asm/cache.h>
29 #include <asm/page.h>
30 #include <asm/asm-offsets.h>
31 #include <asm/thread_info.h>
32
33 /* ld script to make hppa Linux kernel */
34 #ifndef CONFIG_64BIT
35 OUTPUT_FORMAT("elf32-hppa-linux")
36 OUTPUT_ARCH(hppa)
37 #else
38 OUTPUT_FORMAT("elf64-hppa-linux")
39 OUTPUT_ARCH(hppa:hppa2.0w)
40 #endif
41
42 ENTRY(_stext)
43 #ifndef CONFIG_64BIT
44 jiffies = jiffies_64 + 4;
45 #else
46 jiffies = jiffies_64;
47 #endif
48 SECTIONS
49 {
50 . = KERNEL_BINARY_TEXT_START;
51
52 _text = .; /* Text and read-only data */
53 .text ALIGN(16) : {
54 HEAD_TEXT
55 TEXT_TEXT
56 SCHED_TEXT
57 LOCK_TEXT
58 KPROBES_TEXT
59 IRQENTRY_TEXT
60 *(.text.do_softirq)
61 *(.text.sys_exit)
62 *(.text.do_sigaltstack)
63 *(.text.do_fork)
64 *(.text.*)
65 *(.fixup)
66 *(.lock.text) /* out-of-line lock text */
67 *(.gnu.warning)
68 } = 0
69 /* End of text section */
70 _etext = .;
71
72 RODATA
73
74 /* writeable */
75 /* Make sure this is page aligned so
76 * that we can properly leave these
77 * as writable
78 */
79 . = ALIGN(PAGE_SIZE);
80 data_start = .;
81 EXCEPTION_TABLE(16)
82
83 NOTES
84
85 /* unwind info */
86 .PARISC.unwind : {
87 __start___unwind = .;
88 *(.PARISC.unwind)
89 __stop___unwind = .;
90 }
91
92 /* Data */
93 RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
94
95 /* PA-RISC locks requires 16-byte alignment */
96 . = ALIGN(16);
97 .data.lock_aligned : {
98 *(.data.lock_aligned)
99 }
100
101 /* End of data section */
102 _edata = .;
103
104 /* BSS */
105 __bss_start = .;
106 /* page table entries need to be PAGE_SIZE aligned */
107 . = ALIGN(PAGE_SIZE);
108 .data.vmpages : {
109 *(.data.vm0.pmd)
110 *(.data.vm0.pgd)
111 *(.data.vm0.pte)
112 }
113 .bss : {
114 *(.bss)
115 *(COMMON)
116 }
117 __bss_stop = .;
118
119 #ifdef CONFIG_64BIT
120 . = ALIGN(16);
121 /* Linkage tables */
122 .opd : {
123 *(.opd)
124 } PROVIDE (__gp = .);
125 .plt : {
126 *(.plt)
127 }
128 .dlt : {
129 *(.dlt)
130 }
131 #endif
132
133 /* reserve space for interrupt stack by aligning __init* to 16k */
134 . = ALIGN(16384);
135 __init_begin = .;
136 INIT_TEXT_SECTION(16384)
137 INIT_DATA_SECTION(16)
138 /* we have to discard exit text and such at runtime, not link time */
139 .exit.text :
140 {
141 EXIT_TEXT
142 }
143 .exit.data :
144 {
145 EXIT_DATA
146 }
147
148 PERCPU(PAGE_SIZE)
149 . = ALIGN(PAGE_SIZE);
150 __init_end = .;
151 /* freed after init ends here */
152 _end = . ;
153
154 STABS_DEBUG
155 .note 0 : { *(.note) }
156
157 /* Sections to be discarded */
158 DISCARDS
159 /DISCARD/ : {
160 #ifdef CONFIG_64BIT
161 /* temporary hack until binutils is fixed to not emit these
162 * for static binaries
163 */
164 *(.interp)
165 *(.dynsym)
166 *(.dynstr)
167 *(.dynamic)
168 *(.hash)
169 *(.gnu.hash)
170 #endif
171 }
172 }
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