6 #define VMLINUX_SYMBOL(_sym_) _sym_
9 /* Align . to a 8 byte boundary equals to maximum function alignment. */
10 #define ALIGN_FUNCTION() . = ALIGN(8)
12 /* The actual configuration determine if the init/exit sections
13 * are handled as text/data or they can be discarded (which
14 * often happens at runtime)
17 #define DEV_KEEP(sec) *(.dev##sec)
18 #define DEV_DISCARD(sec)
21 #define DEV_DISCARD(sec) *(.dev##sec)
24 #ifdef CONFIG_HOTPLUG_CPU
25 #define CPU_KEEP(sec) *(.cpu##sec)
26 #define CPU_DISCARD(sec)
29 #define CPU_DISCARD(sec) *(.cpu##sec)
32 #if defined(CONFIG_MEMORY_HOTPLUG)
33 #define MEM_KEEP(sec) *(.mem##sec)
34 #define MEM_DISCARD(sec)
37 #define MEM_DISCARD(sec) *(.mem##sec)
53 VMLINUX_SYMBOL(__start___markers) = .; \
55 VMLINUX_SYMBOL(__stop___markers) = .; \
56 VMLINUX_SYMBOL(__start___tracepoints) = .; \
58 VMLINUX_SYMBOL(__stop___tracepoints) = .;
60 #define RO_DATA(align) \
62 .rodata : AT(ADDR(.rodata) - LOAD_OFFSET) { \
63 VMLINUX_SYMBOL(__start_rodata) = .; \
64 *(.rodata) *(.rodata.*) \
65 *(__vermagic) /* Kernel version magic */ \
66 *(__markers_strings) /* Markers: strings */ \
67 *(__tracepoints_strings)/* Tracepoints: strings */ \
70 .rodata1 : AT(ADDR(.rodata1) - LOAD_OFFSET) { \
77 .pci_fixup : AT(ADDR(.pci_fixup) - LOAD_OFFSET) { \
78 VMLINUX_SYMBOL(__start_pci_fixups_early) = .; \
80 VMLINUX_SYMBOL(__end_pci_fixups_early) = .; \
81 VMLINUX_SYMBOL(__start_pci_fixups_header) = .; \
82 *(.pci_fixup_header) \
83 VMLINUX_SYMBOL(__end_pci_fixups_header) = .; \
84 VMLINUX_SYMBOL(__start_pci_fixups_final) = .; \
86 VMLINUX_SYMBOL(__end_pci_fixups_final) = .; \
87 VMLINUX_SYMBOL(__start_pci_fixups_enable) = .; \
88 *(.pci_fixup_enable) \
89 VMLINUX_SYMBOL(__end_pci_fixups_enable) = .; \
90 VMLINUX_SYMBOL(__start_pci_fixups_resume) = .; \
91 *(.pci_fixup_resume) \
92 VMLINUX_SYMBOL(__end_pci_fixups_resume) = .; \
93 VMLINUX_SYMBOL(__start_pci_fixups_resume_early) = .; \
94 *(.pci_fixup_resume_early) \
95 VMLINUX_SYMBOL(__end_pci_fixups_resume_early) = .; \
96 VMLINUX_SYMBOL(__start_pci_fixups_suspend) = .; \
97 *(.pci_fixup_suspend) \
98 VMLINUX_SYMBOL(__end_pci_fixups_suspend) = .; \
101 /* Built-in firmware blobs */ \
102 .builtin_fw : AT(ADDR(.builtin_fw) - LOAD_OFFSET) { \
103 VMLINUX_SYMBOL(__start_builtin_fw) = .; \
105 VMLINUX_SYMBOL(__end_builtin_fw) = .; \
108 /* RapidIO route ops */ \
109 .rio_route : AT(ADDR(.rio_route) - LOAD_OFFSET) { \
110 VMLINUX_SYMBOL(__start_rio_route_ops) = .; \
112 VMLINUX_SYMBOL(__end_rio_route_ops) = .; \
117 /* Kernel symbol table: Normal symbols */ \
118 __ksymtab : AT(ADDR(__ksymtab) - LOAD_OFFSET) { \
119 VMLINUX_SYMBOL(__start___ksymtab) = .; \
121 VMLINUX_SYMBOL(__stop___ksymtab) = .; \
124 /* Kernel symbol table: GPL-only symbols */ \
125 __ksymtab_gpl : AT(ADDR(__ksymtab_gpl) - LOAD_OFFSET) { \
126 VMLINUX_SYMBOL(__start___ksymtab_gpl) = .; \
128 VMLINUX_SYMBOL(__stop___ksymtab_gpl) = .; \
131 /* Kernel symbol table: Normal unused symbols */ \
132 __ksymtab_unused : AT(ADDR(__ksymtab_unused) - LOAD_OFFSET) { \
133 VMLINUX_SYMBOL(__start___ksymtab_unused) = .; \
134 *(__ksymtab_unused) \
135 VMLINUX_SYMBOL(__stop___ksymtab_unused) = .; \
138 /* Kernel symbol table: GPL-only unused symbols */ \
139 __ksymtab_unused_gpl : AT(ADDR(__ksymtab_unused_gpl) - LOAD_OFFSET) { \
140 VMLINUX_SYMBOL(__start___ksymtab_unused_gpl) = .; \
141 *(__ksymtab_unused_gpl) \
142 VMLINUX_SYMBOL(__stop___ksymtab_unused_gpl) = .; \
145 /* Kernel symbol table: GPL-future-only symbols */ \
146 __ksymtab_gpl_future : AT(ADDR(__ksymtab_gpl_future) - LOAD_OFFSET) { \
147 VMLINUX_SYMBOL(__start___ksymtab_gpl_future) = .; \
148 *(__ksymtab_gpl_future) \
149 VMLINUX_SYMBOL(__stop___ksymtab_gpl_future) = .; \
152 /* Kernel symbol table: Normal symbols */ \
153 __kcrctab : AT(ADDR(__kcrctab) - LOAD_OFFSET) { \
154 VMLINUX_SYMBOL(__start___kcrctab) = .; \
156 VMLINUX_SYMBOL(__stop___kcrctab) = .; \
159 /* Kernel symbol table: GPL-only symbols */ \
160 __kcrctab_gpl : AT(ADDR(__kcrctab_gpl) - LOAD_OFFSET) { \
161 VMLINUX_SYMBOL(__start___kcrctab_gpl) = .; \
163 VMLINUX_SYMBOL(__stop___kcrctab_gpl) = .; \
166 /* Kernel symbol table: Normal unused symbols */ \
167 __kcrctab_unused : AT(ADDR(__kcrctab_unused) - LOAD_OFFSET) { \
168 VMLINUX_SYMBOL(__start___kcrctab_unused) = .; \
169 *(__kcrctab_unused) \
170 VMLINUX_SYMBOL(__stop___kcrctab_unused) = .; \
173 /* Kernel symbol table: GPL-only unused symbols */ \
174 __kcrctab_unused_gpl : AT(ADDR(__kcrctab_unused_gpl) - LOAD_OFFSET) { \
175 VMLINUX_SYMBOL(__start___kcrctab_unused_gpl) = .; \
176 *(__kcrctab_unused_gpl) \
177 VMLINUX_SYMBOL(__stop___kcrctab_unused_gpl) = .; \
180 /* Kernel symbol table: GPL-future-only symbols */ \
181 __kcrctab_gpl_future : AT(ADDR(__kcrctab_gpl_future) - LOAD_OFFSET) { \
182 VMLINUX_SYMBOL(__start___kcrctab_gpl_future) = .; \
183 *(__kcrctab_gpl_future) \
184 VMLINUX_SYMBOL(__stop___kcrctab_gpl_future) = .; \
187 /* Kernel symbol table: strings */ \
188 __ksymtab_strings : AT(ADDR(__ksymtab_strings) - LOAD_OFFSET) { \
189 *(__ksymtab_strings) \
192 /* __*init sections */ \
193 __init_rodata : AT(ADDR(__init_rodata) - LOAD_OFFSET) { \
195 DEV_KEEP(init.rodata) \
196 DEV_KEEP(exit.rodata) \
197 CPU_KEEP(init.rodata) \
198 CPU_KEEP(exit.rodata) \
199 MEM_KEEP(init.rodata) \
200 MEM_KEEP(exit.rodata) \
203 /* Built-in module parameters. */ \
204 __param : AT(ADDR(__param) - LOAD_OFFSET) { \
205 VMLINUX_SYMBOL(__start___param) = .; \
207 VMLINUX_SYMBOL(__stop___param) = .; \
208 . = ALIGN((align)); \
209 VMLINUX_SYMBOL(__end_rodata) = .; \
213 /* RODATA provided for backward compatibility.
214 * All archs are supposed to use RO_DATA() */
215 #define RODATA RO_DATA(4096)
217 #define SECURITY_INIT \
218 .security_initcall.init : AT(ADDR(.security_initcall.init) - LOAD_OFFSET) { \
219 VMLINUX_SYMBOL(__security_initcall_start) = .; \
220 *(.security_initcall.init) \
221 VMLINUX_SYMBOL(__security_initcall_end) = .; \
224 /* .text section. Map to function alignment to avoid address changes
225 * during second ld run in second ld pass when generating System.map */
231 *(.text.init.refok) \
232 *(.exit.text.refok) \
233 DEV_KEEP(init.text) \
234 DEV_KEEP(exit.text) \
235 CPU_KEEP(init.text) \
236 CPU_KEEP(exit.text) \
237 MEM_KEEP(init.text) \
238 MEM_KEEP(exit.text) \
242 /* sched.text is aling to function alignment to secure we have same
243 * address even at second ld pass when generating System.map */
246 VMLINUX_SYMBOL(__sched_text_start) = .; \
248 VMLINUX_SYMBOL(__sched_text_end) = .;
250 /* spinlock.text is aling to function alignment to secure we have same
251 * address even at second ld pass when generating System.map */
254 VMLINUX_SYMBOL(__lock_text_start) = .; \
256 VMLINUX_SYMBOL(__lock_text_end) = .;
258 #define KPROBES_TEXT \
260 VMLINUX_SYMBOL(__kprobes_text_start) = .; \
262 VMLINUX_SYMBOL(__kprobes_text_end) = .;
264 /* Section used for early init (in .S files) */
265 #define HEAD_TEXT *(.head.text)
267 /* init and exit section handling */
270 DEV_DISCARD(init.data) \
271 DEV_DISCARD(init.rodata) \
272 CPU_DISCARD(init.data) \
273 CPU_DISCARD(init.rodata) \
274 MEM_DISCARD(init.data) \
275 MEM_DISCARD(init.rodata)
279 DEV_DISCARD(init.text) \
280 CPU_DISCARD(init.text) \
281 MEM_DISCARD(init.text)
285 DEV_DISCARD(exit.data) \
286 DEV_DISCARD(exit.rodata) \
287 CPU_DISCARD(exit.data) \
288 CPU_DISCARD(exit.rodata) \
289 MEM_DISCARD(exit.data) \
290 MEM_DISCARD(exit.rodata)
294 DEV_DISCARD(exit.text) \
295 CPU_DISCARD(exit.text) \
296 MEM_DISCARD(exit.text)
298 /* DWARF debug sections.
299 Symbols in the DWARF debugging sections are relative to
300 the beginning of the section so we begin them at 0. */
301 #define DWARF_DEBUG \
303 .debug 0 : { *(.debug) } \
304 .line 0 : { *(.line) } \
305 /* GNU DWARF 1 extensions */ \
306 .debug_srcinfo 0 : { *(.debug_srcinfo) } \
307 .debug_sfnames 0 : { *(.debug_sfnames) } \
308 /* DWARF 1.1 and DWARF 2 */ \
309 .debug_aranges 0 : { *(.debug_aranges) } \
310 .debug_pubnames 0 : { *(.debug_pubnames) } \
312 .debug_info 0 : { *(.debug_info \
313 .gnu.linkonce.wi.*) } \
314 .debug_abbrev 0 : { *(.debug_abbrev) } \
315 .debug_line 0 : { *(.debug_line) } \
316 .debug_frame 0 : { *(.debug_frame) } \
317 .debug_str 0 : { *(.debug_str) } \
318 .debug_loc 0 : { *(.debug_loc) } \
319 .debug_macinfo 0 : { *(.debug_macinfo) } \
320 /* SGI/MIPS DWARF 2 extensions */ \
321 .debug_weaknames 0 : { *(.debug_weaknames) } \
322 .debug_funcnames 0 : { *(.debug_funcnames) } \
323 .debug_typenames 0 : { *(.debug_typenames) } \
324 .debug_varnames 0 : { *(.debug_varnames) } \
326 /* Stabs debugging sections. */
327 #define STABS_DEBUG \
328 .stab 0 : { *(.stab) } \
329 .stabstr 0 : { *(.stabstr) } \
330 .stab.excl 0 : { *(.stab.excl) } \
331 .stab.exclstr 0 : { *(.stab.exclstr) } \
332 .stab.index 0 : { *(.stab.index) } \
333 .stab.indexstr 0 : { *(.stab.indexstr) } \
334 .comment 0 : { *(.comment) }
336 #ifdef CONFIG_GENERIC_BUG
339 __bug_table : AT(ADDR(__bug_table) - LOAD_OFFSET) { \
340 VMLINUX_SYMBOL(__start___bug_table) = .; \
342 VMLINUX_SYMBOL(__stop___bug_table) = .; \
348 #ifdef CONFIG_PM_TRACE
351 .tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) { \
352 VMLINUX_SYMBOL(__tracedata_start) = .; \
354 VMLINUX_SYMBOL(__tracedata_end) = .; \
361 .notes : AT(ADDR(.notes) - LOAD_OFFSET) { \
362 VMLINUX_SYMBOL(__start_notes) = .; \
364 VMLINUX_SYMBOL(__stop_notes) = .; \
368 *(.initcallearly.init) \
369 VMLINUX_SYMBOL(__early_initcall_end) = .; \
371 *(.initcall0s.init) \
373 *(.initcall1s.init) \
375 *(.initcall2s.init) \
377 *(.initcall3s.init) \
379 *(.initcall4s.init) \
381 *(.initcall5s.init) \
382 *(.initcallrootfs.init) \
384 *(.initcall6s.init) \
388 #define PERCPU(align) \
390 VMLINUX_SYMBOL(__per_cpu_start) = .; \
391 .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { \
392 *(.data.percpu.page_aligned) \
394 *(.data.percpu.shared_aligned) \
396 VMLINUX_SYMBOL(__per_cpu_end) = .;