aboutsummaryrefslogtreecommitdiffstats
path: root/arch/s390/kernel/vmlinux.lds.S
blob: d796d05c9c01ac1be6779682a730485d73502bd2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
/* ld script to make s390 Linux kernel
 * Written by Martin Schwidefsky (schwidefsky@de.ibm.com)
 */

#include <asm/thread_info.h>
#include <asm/page.h>
#include <asm-generic/vmlinux.lds.h>

#ifndef CONFIG_64BIT
OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390")
OUTPUT_ARCH(s390)
ENTRY(_start)
jiffies = jiffies_64 + 4;
#else
OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390")
OUTPUT_ARCH(s390:64-bit)
ENTRY(_start)
jiffies = jiffies_64;
#endif

PHDRS {
	text PT_LOAD FLAGS(5);	/* R_E */
	data PT_LOAD FLAGS(7);	/* RWE */
	note PT_NOTE FLAGS(0);	/* ___ */
}

SECTIONS
{
	. = 0x00000000;
	.text : {
	_text = .;		/* Text and read-only data */
		*(.text.head)
	TEXT_TEXT
		SCHED_TEXT
		LOCK_TEXT
		KPROBES_TEXT
		*(.fixup)
		*(.gnu.warning)
	} :text = 0x0700

	_etext = .;		/* End of text section */

	NOTES :text :note

	RODATA

#ifdef CONFIG_SHARED_KERNEL
	. = ALIGN(0x100000);	/* VM shared segments are 1MB aligned */
#endif

	. = ALIGN(PAGE_SIZE);
	_eshared = .;		/* End of shareable data */

	. = ALIGN(16);		/* Exception table */
	__ex_table : {
		__start___ex_table = .;
		*(__ex_table)
		__stop___ex_table = .;
	} :data

	.data : {		/* Data */
		DATA_DATA
		CONSTRUCTORS
	}

	. = ALIGN(PAGE_SIZE);
	.data_nosave : {
	__nosave_begin = .;
		*(.data.nosave)
	}
	. = ALIGN(PAGE_SIZE);
	__nosave_end = .;

	. = ALIGN(PAGE_SIZE);
	.data.page_aligned : {
		*(.data.idt)
	}

	. = ALIGN(0x100);
	.data.cacheline_aligned : {
		*(.data.cacheline_aligned)
	}

	. = ALIGN(0x100);
	.data.read_mostly : {
		*(.data.read_mostly)
	}
	_edata = .;		/* End of data section */

	. = ALIGN(THREAD_SIZE);	/* init_task */
	.data.init_task : {
		*(.data.init_task)
	}

	/* will be freed after init */
	. = ALIGN(PAGE_SIZE);	/* Init code and data */
	__init_begin = .;
	.init.text : {
		_sinittext = .;
		INIT_TEXT
		_einittext = .;
	}
	/*
	 * .exit.text is discarded at runtime, not link time,
	 * to deal with references from __bug_table
	*/
	.exit.text : {
		EXIT_TEXT
	}

	.init.data : {
		INIT_DATA
	}
	. = ALIGN(0x100);
	.init.setup : {
		__setup_start = .;
		*(.init.setup)
		__setup_end = .;
	}
	.initcall.init : {
		__initcall_start = .;
		INITCALLS
		__initcall_end = .;
	}

	.con_initcall.init : {
		__con_initcall_start = .;
		*(.con_initcall.init)
		__con_initcall_end = .;
	}
	SECURITY_INIT

#ifdef CONFIG_BLK_DEV_INITRD
	. = ALIGN(0x100);
	.init.ramfs : {
		__initramfs_start = .;
		*(.init.ramfs)
		. = ALIGN(2);
		__initramfs_end = .;
	}
#endif

	PERCPU(PAGE_SIZE)
	. = ALIGN(PAGE_SIZE);
	__init_end = .;		/* freed after init ends here */

	/* BSS */
	.bss : {
		__bss_start = .;
		*(.bss)
		. = ALIGN(2);
		__bss_stop = .;
	}

	_end = . ;

	/* Sections to be discarded */
	/DISCARD/ : {
		EXIT_DATA
		*(.exitcall.exit)
	}

	/* Debugging sections.	*/
	STABS_DEBUG
	DWARF_DEBUG
}