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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * vmlinux.lds.S -- master linker script for m68knommu arch
3 *
Greg Ungerer73e2fba2006-06-26 16:33:05 +10004 * (C) Copyright 2002-2006, Greg Ungerer <gerg@snapgear.com>
Linus Torvalds1da177e2005-04-16 15:20:36 -07005 *
Lucas De Marchi25985ed2011-03-30 22:57:33 -03006 * This linker script is equipped to build either ROM loaded or RAM
Greg Ungerer1c952af2006-06-28 16:44:14 +10007 * run kernels.
Linus Torvalds1da177e2005-04-16 15:20:36 -07008 */
9
Linus Torvalds1da177e2005-04-16 15:20:36 -070010#include <asm-generic/vmlinux.lds.h>
Tim Abbottf4bed4f2009-10-18 13:23:49 -040011#include <asm/page.h>
Tim Abbott49612a52009-10-18 13:23:51 -040012#include <asm/thread_info.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070013
Linus Torvalds1da177e2005-04-16 15:20:36 -070014#if defined(CONFIG_RAMKERNEL)
Greg Ungerer73e2fba2006-06-26 16:33:05 +100015#define RAM_START CONFIG_KERNELBASE
16#define RAM_LENGTH (CONFIG_RAMBASE + CONFIG_RAMSIZE - CONFIG_KERNELBASE)
Linus Torvalds1da177e2005-04-16 15:20:36 -070017#define TEXT ram
18#define DATA ram
19#define INIT ram
Greg Ungerer10f204e2009-10-30 14:58:58 +100020#define BSSS ram
Linus Torvalds1da177e2005-04-16 15:20:36 -070021#endif
22#if defined(CONFIG_ROMKERNEL) || defined(CONFIG_HIMEMKERNEL)
Greg Ungerer73e2fba2006-06-26 16:33:05 +100023#define RAM_START CONFIG_RAMBASE
24#define RAM_LENGTH CONFIG_RAMSIZE
Greg Ungerer1c952af2006-06-28 16:44:14 +100025#define ROMVEC_START CONFIG_ROMVEC
26#define ROMVEC_LENGTH CONFIG_ROMVECSIZE
27#define ROM_START CONFIG_ROMSTART
28#define ROM_LENGTH CONFIG_ROMSIZE
Linus Torvalds1da177e2005-04-16 15:20:36 -070029#define TEXT rom
30#define DATA ram
31#define INIT ram
Greg Ungerer10f204e2009-10-30 14:58:58 +100032#define BSSS ram
Linus Torvalds1da177e2005-04-16 15:20:36 -070033#endif
34
35#ifndef DATA_ADDR
36#define DATA_ADDR
37#endif
38
39
40OUTPUT_ARCH(m68k)
41ENTRY(_start)
42
43MEMORY {
Linus Torvalds1da177e2005-04-16 15:20:36 -070044 ram : ORIGIN = RAM_START, LENGTH = RAM_LENGTH
Linus Torvalds1da177e2005-04-16 15:20:36 -070045#ifdef ROM_START
46 romvec : ORIGIN = ROMVEC_START, LENGTH = ROMVEC_LENGTH
47 rom : ORIGIN = ROM_START, LENGTH = ROM_LENGTH
Linus Torvalds1da177e2005-04-16 15:20:36 -070048#endif
49}
50
51jiffies = jiffies_64 + 4;
52
53SECTIONS {
54
55#ifdef ROMVEC_START
56 . = ROMVEC_START ;
57 .romvec : {
58 __rom_start = . ;
59 _romvec = .;
Denys Vlasenko2c31c342010-02-20 01:03:54 +010060 *(.data..initvect)
Linus Torvalds1da177e2005-04-16 15:20:36 -070061 } > romvec
62#endif
63
64 .text : {
Eric W. Biedermanfd593d12006-12-07 02:14:04 +010065 _text = .;
Linus Torvalds1da177e2005-04-16 15:20:36 -070066 _stext = . ;
Greg Ungerer9b0e7412008-07-11 15:29:36 +100067 HEAD_TEXT
Sam Ravnborg76647092007-05-13 00:31:33 +020068 TEXT_TEXT
Linus Torvalds1da177e2005-04-16 15:20:36 -070069 SCHED_TEXT
Sebastian Siewior779125c2008-05-01 12:16:46 +100070 LOCK_TEXT
Denys Vlasenko75ddb0e2010-02-20 01:03:48 +010071 *(.text..lock)
Linus Torvalds1da177e2005-04-16 15:20:36 -070072
73 . = ALIGN(16); /* Exception table */
74 __start___ex_table = .;
75 *(__ex_table)
76 __stop___ex_table = .;
77
78 *(.rodata) *(.rodata.*)
79 *(__vermagic) /* Kernel version magic */
80 *(.rodata1)
81 *(.rodata.str1.1)
82
83 /* Kernel symbol table: Normal symbols */
84 . = ALIGN(4);
85 __start___ksymtab = .;
Greg Ungererdab104a2011-06-02 14:09:32 +100086 *(SORT(___ksymtab+*))
Linus Torvalds1da177e2005-04-16 15:20:36 -070087 __stop___ksymtab = .;
88
89 /* Kernel symbol table: GPL-only symbols */
90 __start___ksymtab_gpl = .;
Greg Ungererdab104a2011-06-02 14:09:32 +100091 *(SORT(___ksymtab_gpl+*))
Linus Torvalds1da177e2005-04-16 15:20:36 -070092 __stop___ksymtab_gpl = .;
93
Greg Ungerer56591b92007-02-07 11:45:43 +100094 /* Kernel symbol table: Normal unused symbols */
95 __start___ksymtab_unused = .;
Greg Ungererdab104a2011-06-02 14:09:32 +100096 *(SORT(___ksymtab_unused+*))
Greg Ungerer56591b92007-02-07 11:45:43 +100097 __stop___ksymtab_unused = .;
98
99 /* Kernel symbol table: GPL-only unused symbols */
100 __start___ksymtab_unused_gpl = .;
Greg Ungererdab104a2011-06-02 14:09:32 +1000101 *(SORT(___ksymtab_unused_gpl+*))
Greg Ungerer56591b92007-02-07 11:45:43 +1000102 __stop___ksymtab_unused_gpl = .;
103
Greg Kroah-Hartman9f28bb72006-03-20 13:17:13 -0800104 /* Kernel symbol table: GPL-future symbols */
105 __start___ksymtab_gpl_future = .;
Greg Ungererdab104a2011-06-02 14:09:32 +1000106 *(SORT(___ksymtab_gpl_future+*))
Greg Kroah-Hartman9f28bb72006-03-20 13:17:13 -0800107 __stop___ksymtab_gpl_future = .;
108
Linus Torvalds1da177e2005-04-16 15:20:36 -0700109 /* Kernel symbol table: Normal symbols */
110 __start___kcrctab = .;
Greg Ungererdab104a2011-06-02 14:09:32 +1000111 *(SORT(___kcrctab+*))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700112 __stop___kcrctab = .;
113
114 /* Kernel symbol table: GPL-only symbols */
115 __start___kcrctab_gpl = .;
Greg Ungererdab104a2011-06-02 14:09:32 +1000116 *(SORT(___kcrctab_gpl+*))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700117 __stop___kcrctab_gpl = .;
118
Greg Ungererf38c8432008-05-12 14:02:23 -0700119 /* Kernel symbol table: Normal unused symbols */
120 __start___kcrctab_unused = .;
Greg Ungererdab104a2011-06-02 14:09:32 +1000121 *(SORT(___kcrctab_unused+*))
Greg Ungererf38c8432008-05-12 14:02:23 -0700122 __stop___kcrctab_unused = .;
123
124 /* Kernel symbol table: GPL-only unused symbols */
125 __start___kcrctab_unused_gpl = .;
Greg Ungererdab104a2011-06-02 14:09:32 +1000126 *(SORT(___kcrctab_unused_gpl+*))
Greg Ungererf38c8432008-05-12 14:02:23 -0700127 __stop___kcrctab_unused_gpl = .;
128
Greg Kroah-Hartman9f28bb72006-03-20 13:17:13 -0800129 /* Kernel symbol table: GPL-future symbols */
130 __start___kcrctab_gpl_future = .;
Greg Ungererdab104a2011-06-02 14:09:32 +1000131 *(SORT(___kcrctab_gpl_future+*))
Greg Kroah-Hartman9f28bb72006-03-20 13:17:13 -0800132 __stop___kcrctab_gpl_future = .;
133
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134 /* Kernel symbol table: strings */
135 *(__ksymtab_strings)
136
137 /* Built-in module parameters */
Greg Ungerer124df2d2005-11-07 14:09:50 +1000138 . = ALIGN(4) ;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700139 __start___param = .;
140 *(__param)
141 __stop___param = .;
142
Greg Ungerer81174262011-02-08 14:45:59 +1000143 /* Built-in module versions */
144 . = ALIGN(4) ;
145 __start___modver = .;
146 *(__modver)
147 __stop___modver = .;
148
Linus Torvalds1da177e2005-04-16 15:20:36 -0700149 . = ALIGN(4) ;
150 _etext = . ;
151 } > TEXT
152
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153 .data DATA_ADDR : {
154 . = ALIGN(4);
155 _sdata = . ;
Sam Ravnborgca967252007-05-17 13:38:44 +0200156 DATA_DATA
Tim Abbott49612a52009-10-18 13:23:51 -0400157 CACHELINE_ALIGNED_DATA(32)
Greg Ungerere6ba59b2010-09-03 11:15:19 +1000158 PAGE_ALIGNED_DATA(PAGE_SIZE)
159 *(.data..shared_aligned)
Tim Abbott49612a52009-10-18 13:23:51 -0400160 INIT_TASK_DATA(THREAD_SIZE)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161 _edata = . ;
162 } > DATA
163
Tim Abbott53749f72009-10-18 13:23:55 -0400164 .init.text : {
Tim Abbottf4bed4f2009-10-18 13:23:49 -0400165 . = ALIGN(PAGE_SIZE);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700166 __init_begin = .;
Tim Abbotta90a44e2009-10-18 13:23:53 -0400167 } > INIT
Tim Abbott53749f72009-10-18 13:23:55 -0400168 INIT_TEXT_SECTION(PAGE_SIZE) > INIT
169 INIT_DATA_SECTION(16) > INIT
170 .init.data : {
Tim Abbottf4bed4f2009-10-18 13:23:49 -0400171 . = ALIGN(PAGE_SIZE);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700172 __init_end = .;
173 } > INIT
174
Linus Torvalds1da177e2005-04-16 15:20:36 -0700175 .bss : {
176 . = ALIGN(4);
177 _sbss = . ;
178 *(.bss)
179 *(COMMON)
180 . = ALIGN(4) ;
181 _ebss = . ;
Sebastian Siewior779125c2008-05-01 12:16:46 +1000182 _end = . ;
Greg Ungerer10f204e2009-10-30 14:58:58 +1000183 } > BSSS
Linus Torvalds1da177e2005-04-16 15:20:36 -0700184
Tejun Heo023bf6f2009-07-09 11:27:40 +0900185 DISCARDS
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186}
187