summaryrefslogtreecommitdiffstats
path: root/arch/ia64/kernel/vmlinux.lds.S
blob: d259690eb91a734bd12f295993e647a93c52c515 (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
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
/* SPDX-License-Identifier: GPL-2.0 */

#include <linux/pgtable.h>
#include <asm/cache.h>
#include <asm/ptrace.h>
#include <asm/thread_info.h>

#define EMITS_PT_NOTE
#define RO_EXCEPTION_TABLE_ALIGN	16

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

OUTPUT_FORMAT("elf64-ia64-little")
OUTPUT_ARCH(ia64)
ENTRY(phys_start)
jiffies = jiffies_64;

PHDRS {
	text   PT_LOAD;
	percpu PT_LOAD;
	data   PT_LOAD;
	note   PT_NOTE;
	unwind 0x70000001; /* PT_IA_64_UNWIND, but ld doesn't match the name */
}

SECTIONS {
	/*
	 * unwind exit sections must be discarded before
	 * the rest of the sections get included.
	 */
	/DISCARD/ : {
		*(.IA_64.unwind.exit.text)
		*(.IA_64.unwind_info.exit.text)
		*(.comment)
		*(.note)
	}

	v = PAGE_OFFSET; /* this symbol is here to make debugging easier... */
	phys_start = _start - LOAD_OFFSET;

	code : {
	} :text
	. = KERNEL_START;

	_text = .;
	_stext = .;

	.text : AT(ADDR(.text) - LOAD_OFFSET) {
		__start_ivt_text = .;
		*(.text..ivt)
		__end_ivt_text = .;
		TEXT_TEXT
		SCHED_TEXT
		CPUIDLE_TEXT
		LOCK_TEXT
		KPROBES_TEXT
		IRQENTRY_TEXT
		SOFTIRQENTRY_TEXT
		*(.gnu.linkonce.t*)
	}

	.text2 : AT(ADDR(.text2) - LOAD_OFFSET)	{
		*(.text2)
	}

#ifdef CONFIG_SMP
	.text..lock : AT(ADDR(.text..lock) - LOAD_OFFSET) {
		*(.text..lock)
	}
#endif
	_etext = .;

	/*
	 * Read-only data
	 */

	/* MCA table */
	. = ALIGN(16);
	__mca_table : AT(ADDR(__mca_table) - LOAD_OFFSET) {
		__start___mca_table = .;
		*(__mca_table)
		__stop___mca_table = .;
	}

	.data..patch.phys_stack_reg : AT(ADDR(.data..patch.phys_stack_reg) - LOAD_OFFSET) {
		__start___phys_stack_reg_patchlist = .;
		*(.data..patch.phys_stack_reg)
		__end___phys_stack_reg_patchlist = .;
	}

	/*
	 * Global data
	 */
	_data = .;

	/* Unwind info & table: */
	. = ALIGN(8);
	.IA_64.unwind_info : AT(ADDR(.IA_64.unwind_info) - LOAD_OFFSET) {
		*(.IA_64.unwind_info*)
	}
	.IA_64.unwind : AT(ADDR(.IA_64.unwind) - LOAD_OFFSET) {
		__start_unwind = .;
		*(.IA_64.unwind*)
		__end_unwind = .;
	} :text :unwind
	code_continues2 : {
	} :text

	RO_DATA(4096)

	.opd : AT(ADDR(.opd) - LOAD_OFFSET) {
		__start_opd = .;
		*(.opd)
		__end_opd = .;
	}

	/*
	 * Initialization code and data:
	 */
	. = ALIGN(PAGE_SIZE);
	__init_begin = .;

	INIT_TEXT_SECTION(PAGE_SIZE)
	INIT_DATA_SECTION(16)

	.data..patch.vtop : AT(ADDR(.data..patch.vtop) - LOAD_OFFSET) {
		__start___vtop_patchlist = .;
		*(.data..patch.vtop)
		__end___vtop_patchlist = .;
	}

	.data..patch.rse : AT(ADDR(.data..patch.rse) - LOAD_OFFSET) {
		__start___rse_patchlist = .;
		*(.data..patch.rse)
		__end___rse_patchlist = .;
	}

	.data..patch.mckinley_e9 : AT(ADDR(.data..patch.mckinley_e9) - LOAD_OFFSET) {
		__start___mckinley_e9_bundles = .;
		*(.data..patch.mckinley_e9)
		__end___mckinley_e9_bundles = .;
	}

#ifdef	CONFIG_SMP
	. = ALIGN(PERCPU_PAGE_SIZE);
	__cpu0_per_cpu = .;
	. = . + PERCPU_PAGE_SIZE;   /* cpu0 per-cpu space */
#endif

	. = ALIGN(PAGE_SIZE);
	__init_end = .;

	.data..page_aligned : AT(ADDR(.data..page_aligned) - LOAD_OFFSET) {
		PAGE_ALIGNED_DATA(PAGE_SIZE)
		. = ALIGN(PAGE_SIZE);
		__start_gate_section = .;
		*(.data..gate)
		__stop_gate_section = .;
	}
	/*
	 * make sure the gate page doesn't expose
	 * kernel data
	 */
	. = ALIGN(PAGE_SIZE);

	/* Per-cpu data: */
	. = ALIGN(PERCPU_PAGE_SIZE);
	PERCPU_VADDR(SMP_CACHE_BYTES, PERCPU_ADDR, :percpu)
	__phys_per_cpu_start = __per_cpu_load;
	/*
	 * ensure percpu data fits
	 * into percpu page size
	 */
	. = __phys_per_cpu_start + PERCPU_PAGE_SIZE;

	data : {
	} :data
	.data : AT(ADDR(.data) - LOAD_OFFSET) {
		_sdata  =  .;
		INIT_TASK_DATA(PAGE_SIZE)
		CACHELINE_ALIGNED_DATA(SMP_CACHE_BYTES)
		READ_MOSTLY_DATA(SMP_CACHE_BYTES)
		DATA_DATA
		*(.data1)
		*(.gnu.linkonce.d*)
		CONSTRUCTORS
	}

	BUG_TABLE

	. = ALIGN(16);	/* gp must be 16-byte aligned for exc. table */
	.got : AT(ADDR(.got) - LOAD_OFFSET) {
		*(.got.plt)
		*(.got)
	}
	__gp = ADDR(.got) + 0x200000;

	/*
	 * We want the small data sections together,
	 * so single-instruction offsets can access
	 * them all, and initialized data all before
	 * uninitialized, so we can shorten the
	 * on-disk segment size.
	 */
	.sdata : AT(ADDR(.sdata) - LOAD_OFFSET) {
		*(.sdata)
		*(.sdata1)
		*(.srdata)
	}
	_edata  =  .;

	BSS_SECTION(0, 0, 0)

	_end = .;

	code : {
	} :text

	STABS_DEBUG
	DWARF_DEBUG

	/* Default discards */
	DISCARDS
}