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authorPaul Mundt <lethal@linux-sh.org>2007-11-11 03:58:11 -0500
committerPaul Mundt <lethal@linux-sh.org>2008-01-27 23:18:45 -0500
commit49e6c3e7460a718242dc11b801811f0ac6892154 (patch)
tree573474e658930c55e20da38cbcd3f3fe6652daa9 /arch/sh/kernel
parent1b6cf8175e52cbda111ab8b590da6a1d093e9954 (diff)
sh: Split out linker script to _32 and _64 variants.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel')
-rw-r--r--arch/sh/kernel/vmlinux.lds.S139
-rw-r--r--arch/sh/kernel/vmlinux_32.lds.S138
-rw-r--r--arch/sh/kernel/vmlinux_64.lds.S139
3 files changed, 280 insertions, 136 deletions
diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S
index 0956fb3681a3..d7d4991f32af 100644
--- a/arch/sh/kernel/vmlinux.lds.S
+++ b/arch/sh/kernel/vmlinux.lds.S
@@ -1,138 +1,5 @@
1/* 1#ifdef CONFIG_SUPERH32
2 * ld script to make SuperH Linux kernel 2# include "vmlinux_32.lds.S"
3 * Written by Niibe Yutaka
4 */
5#include <asm/thread_info.h>
6#include <asm/cache.h>
7#include <asm-generic/vmlinux.lds.h>
8
9#ifdef CONFIG_CPU_LITTLE_ENDIAN
10OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
11#else 3#else
12OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux") 4# include "vmlinux_64.lds.S"
13#endif 5#endif
14OUTPUT_ARCH(sh)
15ENTRY(_start)
16SECTIONS
17{
18 . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
19 _text = .; /* Text and read-only data */
20
21 .empty_zero_page : {
22 *(.empty_zero_page)
23 } = 0
24
25 .text : {
26 *(.text.head)
27 TEXT_TEXT
28 SCHED_TEXT
29 LOCK_TEXT
30 KPROBES_TEXT
31 *(.fixup)
32 *(.gnu.warning)
33 } = 0x0009
34
35 . = ALIGN(16); /* Exception table */
36 __start___ex_table = .;
37 __ex_table : { *(__ex_table) }
38 __stop___ex_table = .;
39
40 _etext = .; /* End of text section */
41
42 BUG_TABLE
43 NOTES
44 RO_DATA(PAGE_SIZE)
45
46 . = ALIGN(THREAD_SIZE);
47 .data : { /* Data */
48 *(.data.init_task)
49
50 . = ALIGN(L1_CACHE_BYTES);
51 *(.data.cacheline_aligned)
52
53 . = ALIGN(L1_CACHE_BYTES);
54 *(.data.read_mostly)
55
56 . = ALIGN(PAGE_SIZE);
57 *(.data.page_aligned)
58
59 __nosave_begin = .;
60 *(.data.nosave)
61 . = ALIGN(PAGE_SIZE);
62 __nosave_end = .;
63
64 DATA_DATA
65 CONSTRUCTORS
66 }
67
68 _edata = .; /* End of data section */
69
70 . = ALIGN(PAGE_SIZE); /* Init code and data */
71 __init_begin = .;
72 _sinittext = .;
73 .init.text : { *(.init.text) }
74 _einittext = .;
75 .init.data : { *(.init.data) }
76
77 . = ALIGN(16);
78 __setup_start = .;
79 .init.setup : { *(.init.setup) }
80 __setup_end = .;
81
82 __initcall_start = .;
83 .initcall.init : {
84 INITCALLS
85 }
86 __initcall_end = .;
87 __con_initcall_start = .;
88 .con_initcall.init : { *(.con_initcall.init) }
89 __con_initcall_end = .;
90
91 SECURITY_INIT
92
93#ifdef CONFIG_BLK_DEV_INITRD
94 . = ALIGN(PAGE_SIZE);
95 __initramfs_start = .;
96 .init.ramfs : { *(.init.ramfs) }
97 __initramfs_end = .;
98#endif
99
100 . = ALIGN(4);
101 __machvec_start = .;
102 .machvec.init : { *(.machvec.init) }
103 __machvec_end = .;
104
105 PERCPU(PAGE_SIZE)
106
107 /*
108 * .exit.text is discarded at runtime, not link time, to deal with
109 * references from __bug_table
110 */
111 .exit.text : { *(.exit.text) }
112 .exit.data : { *(.exit.data) }
113
114 . = ALIGN(PAGE_SIZE);
115 .bss : {
116 __init_end = .;
117 __bss_start = .; /* BSS */
118 *(.bss.page_aligned)
119 *(.bss)
120 *(COMMON)
121 . = ALIGN(4);
122 _ebss = .; /* uClinux MTD sucks */
123 _end = . ;
124 }
125
126 /*
127 * When something in the kernel is NOT compiled as a module, the
128 * module cleanup code and data are put into these segments. Both
129 * can then be thrown away, as cleanup code is never called unless
130 * it's a module.
131 */
132 /DISCARD/ : {
133 *(.exitcall.exit)
134 }
135
136 STABS_DEBUG
137 DWARF_DEBUG
138}
diff --git a/arch/sh/kernel/vmlinux_32.lds.S b/arch/sh/kernel/vmlinux_32.lds.S
new file mode 100644
index 000000000000..0956fb3681a3
--- /dev/null
+++ b/arch/sh/kernel/vmlinux_32.lds.S
@@ -0,0 +1,138 @@
1/*
2 * ld script to make SuperH Linux kernel
3 * Written by Niibe Yutaka
4 */
5#include <asm/thread_info.h>
6#include <asm/cache.h>
7#include <asm-generic/vmlinux.lds.h>
8
9#ifdef CONFIG_CPU_LITTLE_ENDIAN
10OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
11#else
12OUTPUT_FORMAT("elf32-shbig-linux", "elf32-shbig-linux", "elf32-shbig-linux")
13#endif
14OUTPUT_ARCH(sh)
15ENTRY(_start)
16SECTIONS
17{
18 . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET;
19 _text = .; /* Text and read-only data */
20
21 .empty_zero_page : {
22 *(.empty_zero_page)
23 } = 0
24
25 .text : {
26 *(.text.head)
27 TEXT_TEXT
28 SCHED_TEXT
29 LOCK_TEXT
30 KPROBES_TEXT
31 *(.fixup)
32 *(.gnu.warning)
33 } = 0x0009
34
35 . = ALIGN(16); /* Exception table */
36 __start___ex_table = .;
37 __ex_table : { *(__ex_table) }
38 __stop___ex_table = .;
39
40 _etext = .; /* End of text section */
41
42 BUG_TABLE
43 NOTES
44 RO_DATA(PAGE_SIZE)
45
46 . = ALIGN(THREAD_SIZE);
47 .data : { /* Data */
48 *(.data.init_task)
49
50 . = ALIGN(L1_CACHE_BYTES);
51 *(.data.cacheline_aligned)
52
53 . = ALIGN(L1_CACHE_BYTES);
54 *(.data.read_mostly)
55
56 . = ALIGN(PAGE_SIZE);
57 *(.data.page_aligned)
58
59 __nosave_begin = .;
60 *(.data.nosave)
61 . = ALIGN(PAGE_SIZE);
62 __nosave_end = .;
63
64 DATA_DATA
65 CONSTRUCTORS
66 }
67
68 _edata = .; /* End of data section */
69
70 . = ALIGN(PAGE_SIZE); /* Init code and data */
71 __init_begin = .;
72 _sinittext = .;
73 .init.text : { *(.init.text) }
74 _einittext = .;
75 .init.data : { *(.init.data) }
76
77 . = ALIGN(16);
78 __setup_start = .;
79 .init.setup : { *(.init.setup) }
80 __setup_end = .;
81
82 __initcall_start = .;
83 .initcall.init : {
84 INITCALLS
85 }
86 __initcall_end = .;
87 __con_initcall_start = .;
88 .con_initcall.init : { *(.con_initcall.init) }
89 __con_initcall_end = .;
90
91 SECURITY_INIT
92
93#ifdef CONFIG_BLK_DEV_INITRD
94 . = ALIGN(PAGE_SIZE);
95 __initramfs_start = .;
96 .init.ramfs : { *(.init.ramfs) }
97 __initramfs_end = .;
98#endif
99
100 . = ALIGN(4);
101 __machvec_start = .;
102 .machvec.init : { *(.machvec.init) }
103 __machvec_end = .;
104
105 PERCPU(PAGE_SIZE)
106
107 /*
108 * .exit.text is discarded at runtime, not link time, to deal with
109 * references from __bug_table
110 */
111 .exit.text : { *(.exit.text) }
112 .exit.data : { *(.exit.data) }
113
114 . = ALIGN(PAGE_SIZE);
115 .bss : {
116 __init_end = .;
117 __bss_start = .; /* BSS */
118 *(.bss.page_aligned)
119 *(.bss)
120 *(COMMON)
121 . = ALIGN(4);
122 _ebss = .; /* uClinux MTD sucks */
123 _end = . ;
124 }
125
126 /*
127 * When something in the kernel is NOT compiled as a module, the
128 * module cleanup code and data are put into these segments. Both
129 * can then be thrown away, as cleanup code is never called unless
130 * it's a module.
131 */
132 /DISCARD/ : {
133 *(.exitcall.exit)
134 }
135
136 STABS_DEBUG
137 DWARF_DEBUG
138}
diff --git a/arch/sh/kernel/vmlinux_64.lds.S b/arch/sh/kernel/vmlinux_64.lds.S
new file mode 100644
index 000000000000..9e30775ffc2b
--- /dev/null
+++ b/arch/sh/kernel/vmlinux_64.lds.S
@@ -0,0 +1,139 @@
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * arch/sh5/vmlinux.lds.S
7 *
8 * ld script to make ST50 Linux kernel
9 *
10 * Copyright (C) 2000, 2001 Paolo Alberelli
11 *
12 * benedict.gaster@superh.com: 2nd May 2002
13 * Add definition of empty_zero_page to be the first page of kernel image.
14 *
15 * benedict.gaster@superh.com: 3rd May 2002
16 * Added support for ramdisk, removing statically linked romfs at the same time.
17 *
18 * lethal@linux-sh.org: 9th May 2003
19 * Kill off GLOBAL_NAME() usage and other CDC-isms.
20 *
21 * lethal@linux-sh.org: 19th May 2003
22 * Remove support for ancient toolchains.
23 */
24
25#include <asm/page.h>
26#include <asm/cache.h>
27#include <asm/thread_info.h>
28
29#define LOAD_OFFSET CONFIG_CACHED_MEMORY_OFFSET
30#include <asm-generic/vmlinux.lds.h>
31
32OUTPUT_ARCH(sh:sh5)
33
34#define C_PHYS(x) AT (ADDR(x) - LOAD_OFFSET)
35
36ENTRY(__start)
37SECTIONS
38{
39 . = CONFIG_CACHED_MEMORY_OFFSET + CONFIG_MEMORY_START + PAGE_SIZE;
40 _text = .; /* Text and read-only data */
41 text = .; /* Text and read-only data */
42
43 .empty_zero_page : C_PHYS(.empty_zero_page) {
44 *(.empty_zero_page)
45 } = 0
46
47 .text : C_PHYS(.text) {
48 *(.text.head)
49 TEXT_TEXT
50 *(.text64)
51 *(.text..SHmedia32)
52 SCHED_TEXT
53 LOCK_TEXT
54 *(.fixup)
55 *(.gnu.warning)
56#ifdef CONFIG_LITTLE_ENDIAN
57 } = 0x6ff0fff0
58#else
59 } = 0xf0fff06f
60#endif
61
62 /* We likely want __ex_table to be Cache Line aligned */
63 . = ALIGN(L1_CACHE_BYTES); /* Exception table */
64 __start___ex_table = .;
65 __ex_table : C_PHYS(__ex_table) { *(__ex_table) }
66 __stop___ex_table = .;
67
68 _etext = .; /* End of text section */
69
70 NOTES
71
72 RODATA
73
74 .data : C_PHYS(.data) { /* Data */
75 DATA_DATA
76 CONSTRUCTORS
77 }
78
79 . = ALIGN(PAGE_SIZE);
80 .data.page_aligned : C_PHYS(.data.page_aligned) { *(.data.page_aligned) }
81
82 PERCPU(PAGE_SIZE)
83
84 . = ALIGN(L1_CACHE_BYTES);
85 .data.cacheline_aligned : C_PHYS(.data.cacheline_aligned) { *(.data.cacheline_aligned) }
86
87 _edata = .; /* End of data section */
88
89 . = ALIGN(THREAD_SIZE); /* init_task: structure size aligned */
90 .data.init_task : C_PHYS(.data.init_task) { *(.data.init_task) }
91
92 . = ALIGN(PAGE_SIZE); /* Init code and data */
93 __init_begin = .;
94 _sinittext = .;
95 .init.text : C_PHYS(.init.text) { *(.init.text) }
96 _einittext = .;
97 .init.data : C_PHYS(.init.data) { *(.init.data) }
98 . = ALIGN(L1_CACHE_BYTES); /* Better if Cache Line aligned */
99 __setup_start = .;
100 .init.setup : C_PHYS(.init.setup) { *(.init.setup) }
101 __setup_end = .;
102 __initcall_start = .;
103 .initcall.init : C_PHYS(.initcall.init) {
104 INITCALLS
105 }
106 __initcall_end = .;
107 __con_initcall_start = .;
108 .con_initcall.init : C_PHYS(.con_initcall.init) { *(.con_initcall.init) }
109 __con_initcall_end = .;
110 SECURITY_INIT
111
112#ifdef CONFIG_BLK_DEV_INITRD
113 __initramfs_start = .;
114 .init.ramfs : C_PHYS(.init.ramfs) { *(.init.ramfs) }
115 __initramfs_end = .;
116#endif
117
118 . = ALIGN(PAGE_SIZE);
119 __init_end = .;
120
121 /* Align to the biggest single data representation, head and tail */
122 . = ALIGN(8);
123 __bss_start = .; /* BSS */
124 .bss : C_PHYS(.bss) {
125 *(.bss)
126 }
127 . = ALIGN(8);
128 _end = . ;
129
130 /* Sections to be discarded */
131 /DISCARD/ : {
132 *(.exit.text)
133 *(.exit.data)
134 *(.exitcall.exit)
135 }
136
137 STABS_DEBUG
138 DWARF_DEBUG
139}
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