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Linus Torvalds1da177e2005-04-16 15:20:36 -07001
2#include <asm/cache.h>
3#include <asm/ptrace.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07004#include <asm/pgtable.h>
5
Linus Torvalds1da177e2005-04-16 15:20:36 -07006#include <asm-generic/vmlinux.lds.h>
7
8OUTPUT_FORMAT("elf64-ia64-little")
9OUTPUT_ARCH(ia64)
10ENTRY(phys_start)
11jiffies = jiffies_64;
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020012
Linus Torvalds1da177e2005-04-16 15:20:36 -070013PHDRS {
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020014 code PT_LOAD;
15 percpu PT_LOAD;
16 data PT_LOAD;
17 note PT_NOTE;
18 unwind 0x70000001; /* PT_IA_64_UNWIND, but ld doesn't match the name */
Linus Torvalds1da177e2005-04-16 15:20:36 -070019}
Linus Torvalds1da177e2005-04-16 15:20:36 -070020
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020021SECTIONS {
22 /*
23 * unwind exit sections must be discarded before
24 * the rest of the sections get included.
25 */
26 /DISCARD/ : {
27 *(.IA_64.unwind.exit.text)
28 *(.IA_64.unwind_info.exit.text)
29 *(.comment)
30 *(.note)
31 }
Linus Torvalds1da177e2005-04-16 15:20:36 -070032
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020033 v = PAGE_OFFSET; /* this symbol is here to make debugging easier... */
34 phys_start = _start - LOAD_OFFSET;
Linus Torvalds1da177e2005-04-16 15:20:36 -070035
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020036 code : {
37 } :code
38 . = KERNEL_START;
Linus Torvalds1da177e2005-04-16 15:20:36 -070039
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020040 _text = .;
41 _stext = .;
42
43 .text : AT(ADDR(.text) - LOAD_OFFSET) {
44 __start_ivt_text = .;
45 *(.text..ivt)
46 __end_ivt_text = .;
47 TEXT_TEXT
48 SCHED_TEXT
Chris Metcalf6727ad92016-10-07 17:02:55 -070049 CPUIDLE_TEXT
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020050 LOCK_TEXT
51 KPROBES_TEXT
52 *(.gnu.linkonce.t*)
53 }
54
55 .text2 : AT(ADDR(.text2) - LOAD_OFFSET) {
56 *(.text2)
57 }
58
Linus Torvalds1da177e2005-04-16 15:20:36 -070059#ifdef CONFIG_SMP
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020060 .text..lock : AT(ADDR(.text..lock) - LOAD_OFFSET) {
61 *(.text..lock)
62 }
Linus Torvalds1da177e2005-04-16 15:20:36 -070063#endif
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020064 _etext = .;
Linus Torvalds1da177e2005-04-16 15:20:36 -070065
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020066 /*
67 * Read-only data
68 */
69 NOTES :code :note /* put .notes in text and mark in PT_NOTE */
70 code_continues : {
71 } : code /* switch back to regular program... */
Linus Torvalds1da177e2005-04-16 15:20:36 -070072
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020073 EXCEPTION_TABLE(16)
David Mosberger-Tang336cdba82007-08-09 11:53:15 -060074
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020075 /* MCA table */
76 . = ALIGN(16);
77 __mca_table : AT(ADDR(__mca_table) - LOAD_OFFSET) {
78 __start___mca_table = .;
79 *(__mca_table)
80 __stop___mca_table = .;
Russ Andersond89cfe72006-03-29 11:31:23 -060081 }
82
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020083 .data..patch.phys_stack_reg : AT(ADDR(.data..patch.phys_stack_reg) - LOAD_OFFSET) {
84 __start___phys_stack_reg_patchlist = .;
85 *(.data..patch.phys_stack_reg)
86 __end___phys_stack_reg_patchlist = .;
Chen, Kenneth Wa0776ec2006-10-13 10:05:45 -070087 }
88
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020089 /*
90 * Global data
91 */
92 _data = .;
Linus Torvalds1da177e2005-04-16 15:20:36 -070093
Sam Ravnborg7b313fd2010-06-19 17:19:25 +020094 /* Unwind info & table: */
95 . = ALIGN(8);
96 .IA_64.unwind_info : AT(ADDR(.IA_64.unwind_info) - LOAD_OFFSET) {
97 *(.IA_64.unwind_info*)
98 }
99 .IA_64.unwind : AT(ADDR(.IA_64.unwind) - LOAD_OFFSET) {
100 __start_unwind = .;
101 *(.IA_64.unwind*)
102 __end_unwind = .;
David Mosberger-Tang9bf77d02007-08-09 19:58:52 -0600103 } :code :unwind
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200104 code_continues2 : {
105 } : code
Linus Torvalds1da177e2005-04-16 15:20:36 -0700106
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200107 RODATA
Linus Torvalds1da177e2005-04-16 15:20:36 -0700108
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200109 .opd : AT(ADDR(.opd) - LOAD_OFFSET) {
110 *(.opd)
Chen, Kenneth W39e18de2006-03-12 09:20:27 -0800111 }
112
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200113 /*
114 * Initialization code and data:
115 */
116 . = ALIGN(PAGE_SIZE);
117 __init_begin = .;
118
119 INIT_TEXT_SECTION(PAGE_SIZE)
120 INIT_DATA_SECTION(16)
121
122 .data..patch.vtop : AT(ADDR(.data..patch.vtop) - LOAD_OFFSET) {
123 __start___vtop_patchlist = .;
124 *(.data..patch.vtop)
125 __end___vtop_patchlist = .;
Tony Luck4dcc29e2008-05-27 13:23:16 -0700126 }
127
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200128 .data..patch.rse : AT(ADDR(.data..patch.rse) - LOAD_OFFSET) {
129 __start___rse_patchlist = .;
130 *(.data..patch.rse)
131 __end___rse_patchlist = .;
132 }
133
134 .data..patch.mckinley_e9 : AT(ADDR(.data..patch.mckinley_e9) - LOAD_OFFSET) {
135 __start___mckinley_e9_bundles = .;
136 *(.data..patch.mckinley_e9)
137 __end___mckinley_e9_bundles = .;
Chen, Kenneth W39e18de2006-03-12 09:20:27 -0800138 }
139
140#if defined(CONFIG_IA64_GENERIC)
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200141 /* Machine Vector */
142 . = ALIGN(16);
143 .machvec : AT(ADDR(.machvec) - LOAD_OFFSET) {
144 machvec_start = .;
145 *(.machvec)
146 machvec_end = .;
Chen, Kenneth W39e18de2006-03-12 09:20:27 -0800147 }
148#endif
149
Tejun Heo36886472009-10-02 13:28:56 +0900150#ifdef CONFIG_SMP
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200151 . = ALIGN(PERCPU_PAGE_SIZE);
152 __cpu0_per_cpu = .;
153 . = . + PERCPU_PAGE_SIZE; /* cpu0 per-cpu space */
Tejun Heo36886472009-10-02 13:28:56 +0900154#endif
155
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200156 . = ALIGN(PAGE_SIZE);
157 __init_end = .;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700158
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200159 .data..page_aligned : AT(ADDR(.data..page_aligned) - LOAD_OFFSET) {
160 PAGE_ALIGNED_DATA(PAGE_SIZE)
161 . = ALIGN(PAGE_SIZE);
162 __start_gate_section = .;
163 *(.data..gate)
164 __stop_gate_section = .;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700165 }
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200166 /*
167 * make sure the gate page doesn't expose
168 * kernel data
169 */
170 . = ALIGN(PAGE_SIZE);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700171
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200172 /* Per-cpu data: */
173 . = ALIGN(PERCPU_PAGE_SIZE);
Tejun Heo19df0c22011-01-25 14:26:50 +0100174 PERCPU_VADDR(SMP_CACHE_BYTES, PERCPU_ADDR, :percpu)
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200175 __phys_per_cpu_start = __per_cpu_load;
176 /*
177 * ensure percpu data fits
178 * into percpu page size
179 */
180 . = __phys_per_cpu_start + PERCPU_PAGE_SIZE;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700181
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200182 data : {
183 } :data
184 .data : AT(ADDR(.data) - LOAD_OFFSET) {
Tony Luck30f72762011-05-20 10:38:53 -0700185 _sdata = .;
Nelson Elhage6ae86352009-07-31 16:57:53 -0400186 INIT_TASK_DATA(PAGE_SIZE)
187 CACHELINE_ALIGNED_DATA(SMP_CACHE_BYTES)
188 READ_MOSTLY_DATA(SMP_CACHE_BYTES)
Sam Ravnborgca967252007-05-17 13:38:44 +0200189 DATA_DATA
190 *(.data1)
191 *(.gnu.linkonce.d*)
192 CONSTRUCTORS
193 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700194
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200195 . = ALIGN(16); /* gp must be 16-byte aligned for exc. table */
196 .got : AT(ADDR(.got) - LOAD_OFFSET) {
197 *(.got.plt)
198 *(.got)
199 }
200 __gp = ADDR(.got) + 0x200000;
Nelson Elhage6ae86352009-07-31 16:57:53 -0400201
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200202 /*
203 * We want the small data sections together,
204 * so single-instruction offsets can access
205 * them all, and initialized data all before
206 * uninitialized, so we can shorten the
207 * on-disk segment size.
208 */
209 .sdata : AT(ADDR(.sdata) - LOAD_OFFSET) {
210 *(.sdata)
211 *(.sdata1)
212 *(.srdata)
213 }
214 _edata = .;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700215
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200216 BSS_SECTION(0, 0, 0)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200218 _end = .;
Nelson Elhage6ae86352009-07-31 16:57:53 -0400219
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200220 code : {
221 } :code
Tejun Heo023bf6f2009-07-09 11:27:40 +0900222
Sam Ravnborg7b313fd2010-06-19 17:19:25 +0200223 STABS_DEBUG
224 DWARF_DEBUG
225
226 /* Default discards */
227 DISCARDS
Linus Torvalds1da177e2005-04-16 15:20:36 -0700228}