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) = .;
57 #define RO_DATA(align) \
59 .rodata : AT(ADDR(.rodata) - LOAD_OFFSET) { \
60 VMLINUX_SYMBOL(__start_rodata) = .; \
61 *(.rodata) *(.rodata.*) \
62 *(__vermagic) /* Kernel version magic */ \
63 *(__markers_strings) /* Markers: strings */ \
66 .rodata1 : AT(ADDR(.rodata1) - LOAD_OFFSET) { \
71 .pci_fixup : AT(ADDR(.pci_fixup) - LOAD_OFFSET) { \
72 VMLINUX_SYMBOL(__start_pci_fixups_early) = .; \
74 VMLINUX_SYMBOL(__end_pci_fixups_early) = .; \
75 VMLINUX_SYMBOL(__start_pci_fixups_header) = .; \
76 *(.pci_fixup_header) \
77 VMLINUX_SYMBOL(__end_pci_fixups_header) = .; \
78 VMLINUX_SYMBOL(__start_pci_fixups_final) = .; \
80 VMLINUX_SYMBOL(__end_pci_fixups_final) = .; \
81 VMLINUX_SYMBOL(__start_pci_fixups_enable) = .; \
82 *(.pci_fixup_enable) \
83 VMLINUX_SYMBOL(__end_pci_fixups_enable) = .; \
84 VMLINUX_SYMBOL(__start_pci_fixups_resume) = .; \
85 *(.pci_fixup_resume) \
86 VMLINUX_SYMBOL(__end_pci_fixups_resume) = .; \
89 /* RapidIO route ops */ \
90 .rio_route : AT(ADDR(.rio_route) - LOAD_OFFSET) { \
91 VMLINUX_SYMBOL(__start_rio_route_ops) = .; \
93 VMLINUX_SYMBOL(__end_rio_route_ops) = .; \
98 /* Kernel symbol table: Normal symbols */ \
99 __ksymtab : AT(ADDR(__ksymtab) - LOAD_OFFSET) { \
100 VMLINUX_SYMBOL(__start___ksymtab) = .; \
102 VMLINUX_SYMBOL(__stop___ksymtab) = .; \
105 /* Kernel symbol table: GPL-only symbols */ \
106 __ksymtab_gpl : AT(ADDR(__ksymtab_gpl) - LOAD_OFFSET) { \
107 VMLINUX_SYMBOL(__start___ksymtab_gpl) = .; \
109 VMLINUX_SYMBOL(__stop___ksymtab_gpl) = .; \
112 /* Kernel symbol table: Normal unused symbols */ \
113 __ksymtab_unused : AT(ADDR(__ksymtab_unused) - LOAD_OFFSET) { \
114 VMLINUX_SYMBOL(__start___ksymtab_unused) = .; \
115 *(__ksymtab_unused) \
116 VMLINUX_SYMBOL(__stop___ksymtab_unused) = .; \
119 /* Kernel symbol table: GPL-only unused symbols */ \
120 __ksymtab_unused_gpl : AT(ADDR(__ksymtab_unused_gpl) - LOAD_OFFSET) { \
121 VMLINUX_SYMBOL(__start___ksymtab_unused_gpl) = .; \
122 *(__ksymtab_unused_gpl) \
123 VMLINUX_SYMBOL(__stop___ksymtab_unused_gpl) = .; \
126 /* Kernel symbol table: GPL-future-only symbols */ \
127 __ksymtab_gpl_future : AT(ADDR(__ksymtab_gpl_future) - LOAD_OFFSET) { \
128 VMLINUX_SYMBOL(__start___ksymtab_gpl_future) = .; \
129 *(__ksymtab_gpl_future) \
130 VMLINUX_SYMBOL(__stop___ksymtab_gpl_future) = .; \
133 /* Kernel symbol table: Normal symbols */ \
134 __kcrctab : AT(ADDR(__kcrctab) - LOAD_OFFSET) { \
135 VMLINUX_SYMBOL(__start___kcrctab) = .; \
137 VMLINUX_SYMBOL(__stop___kcrctab) = .; \
140 /* Kernel symbol table: GPL-only symbols */ \
141 __kcrctab_gpl : AT(ADDR(__kcrctab_gpl) - LOAD_OFFSET) { \
142 VMLINUX_SYMBOL(__start___kcrctab_gpl) = .; \
144 VMLINUX_SYMBOL(__stop___kcrctab_gpl) = .; \
147 /* Kernel symbol table: Normal unused symbols */ \
148 __kcrctab_unused : AT(ADDR(__kcrctab_unused) - LOAD_OFFSET) { \
149 VMLINUX_SYMBOL(__start___kcrctab_unused) = .; \
150 *(__kcrctab_unused) \
151 VMLINUX_SYMBOL(__stop___kcrctab_unused) = .; \
154 /* Kernel symbol table: GPL-only unused symbols */ \
155 __kcrctab_unused_gpl : AT(ADDR(__kcrctab_unused_gpl) - LOAD_OFFSET) { \
156 VMLINUX_SYMBOL(__start___kcrctab_unused_gpl) = .; \
157 *(__kcrctab_unused_gpl) \
158 VMLINUX_SYMBOL(__stop___kcrctab_unused_gpl) = .; \
161 /* Kernel symbol table: GPL-future-only symbols */ \
162 __kcrctab_gpl_future : AT(ADDR(__kcrctab_gpl_future) - LOAD_OFFSET) { \
163 VMLINUX_SYMBOL(__start___kcrctab_gpl_future) = .; \
164 *(__kcrctab_gpl_future) \
165 VMLINUX_SYMBOL(__stop___kcrctab_gpl_future) = .; \
168 /* Kernel symbol table: strings */ \
169 __ksymtab_strings : AT(ADDR(__ksymtab_strings) - LOAD_OFFSET) { \
170 *(__ksymtab_strings) \
173 /* __*init sections */ \
174 __init_rodata : AT(ADDR(__init_rodata) - LOAD_OFFSET) { \
176 DEV_KEEP(init.rodata) \
177 DEV_KEEP(exit.rodata) \
178 CPU_KEEP(init.rodata) \
179 CPU_KEEP(exit.rodata) \
180 MEM_KEEP(init.rodata) \
181 MEM_KEEP(exit.rodata) \
184 /* Built-in module parameters. */ \
185 __param : AT(ADDR(__param) - LOAD_OFFSET) { \
186 VMLINUX_SYMBOL(__start___param) = .; \
188 VMLINUX_SYMBOL(__stop___param) = .; \
189 . = ALIGN((align)); \
190 VMLINUX_SYMBOL(__end_rodata) = .; \
194 /* RODATA provided for backward compatibility.
195 * All archs are supposed to use RO_DATA() */
196 #define RODATA RO_DATA(4096)
198 #define SECURITY_INIT \
199 .security_initcall.init : AT(ADDR(.security_initcall.init) - LOAD_OFFSET) { \
200 VMLINUX_SYMBOL(__security_initcall_start) = .; \
201 *(.security_initcall.init) \
202 VMLINUX_SYMBOL(__security_initcall_end) = .; \
205 /* .text section. Map to function alignment to avoid address changes
206 * during second ld run in second ld pass when generating System.map */
211 *(.text.init.refok) \
212 *(.exit.text.refok) \
213 DEV_KEEP(init.text) \
214 DEV_KEEP(exit.text) \
215 CPU_KEEP(init.text) \
216 CPU_KEEP(exit.text) \
217 MEM_KEEP(init.text) \
221 /* sched.text is aling to function alignment to secure we have same
222 * address even at second ld pass when generating System.map */
225 VMLINUX_SYMBOL(__sched_text_start) = .; \
227 VMLINUX_SYMBOL(__sched_text_end) = .;
229 /* spinlock.text is aling to function alignment to secure we have same
230 * address even at second ld pass when generating System.map */
233 VMLINUX_SYMBOL(__lock_text_start) = .; \
235 VMLINUX_SYMBOL(__lock_text_end) = .;
237 #define KPROBES_TEXT \
239 VMLINUX_SYMBOL(__kprobes_text_start) = .; \
241 VMLINUX_SYMBOL(__kprobes_text_end) = .;
243 /* Section used for early init (in .S files) */
244 #define HEAD_TEXT *(.head.text)
246 /* init and exit section handling */
249 DEV_DISCARD(init.data) \
250 DEV_DISCARD(init.rodata) \
251 CPU_DISCARD(init.data) \
252 CPU_DISCARD(init.rodata) \
253 MEM_DISCARD(init.data) \
254 MEM_DISCARD(init.rodata)
258 DEV_DISCARD(init.text) \
259 CPU_DISCARD(init.text) \
260 MEM_DISCARD(init.text)
264 DEV_DISCARD(exit.data) \
265 DEV_DISCARD(exit.rodata) \
266 CPU_DISCARD(exit.data) \
267 CPU_DISCARD(exit.rodata) \
268 MEM_DISCARD(exit.data) \
269 MEM_DISCARD(exit.rodata)
273 DEV_DISCARD(exit.text) \
274 CPU_DISCARD(exit.text) \
275 MEM_DISCARD(exit.text)
277 /* DWARF debug sections.
278 Symbols in the DWARF debugging sections are relative to
279 the beginning of the section so we begin them at 0. */
280 #define DWARF_DEBUG \
282 .debug 0 : { *(.debug) } \
283 .line 0 : { *(.line) } \
284 /* GNU DWARF 1 extensions */ \
285 .debug_srcinfo 0 : { *(.debug_srcinfo) } \
286 .debug_sfnames 0 : { *(.debug_sfnames) } \
287 /* DWARF 1.1 and DWARF 2 */ \
288 .debug_aranges 0 : { *(.debug_aranges) } \
289 .debug_pubnames 0 : { *(.debug_pubnames) } \
291 .debug_info 0 : { *(.debug_info \
292 .gnu.linkonce.wi.*) } \
293 .debug_abbrev 0 : { *(.debug_abbrev) } \
294 .debug_line 0 : { *(.debug_line) } \
295 .debug_frame 0 : { *(.debug_frame) } \
296 .debug_str 0 : { *(.debug_str) } \
297 .debug_loc 0 : { *(.debug_loc) } \
298 .debug_macinfo 0 : { *(.debug_macinfo) } \
299 /* SGI/MIPS DWARF 2 extensions */ \
300 .debug_weaknames 0 : { *(.debug_weaknames) } \
301 .debug_funcnames 0 : { *(.debug_funcnames) } \
302 .debug_typenames 0 : { *(.debug_typenames) } \
303 .debug_varnames 0 : { *(.debug_varnames) } \
305 /* Stabs debugging sections. */
306 #define STABS_DEBUG \
307 .stab 0 : { *(.stab) } \
308 .stabstr 0 : { *(.stabstr) } \
309 .stab.excl 0 : { *(.stab.excl) } \
310 .stab.exclstr 0 : { *(.stab.exclstr) } \
311 .stab.index 0 : { *(.stab.index) } \
312 .stab.indexstr 0 : { *(.stab.indexstr) } \
313 .comment 0 : { *(.comment) }
317 __bug_table : AT(ADDR(__bug_table) - LOAD_OFFSET) { \
318 __start___bug_table = .; \
320 __stop___bug_table = .; \
323 #ifdef CONFIG_PM_TRACE
326 .tracedata : AT(ADDR(.tracedata) - LOAD_OFFSET) { \
327 __tracedata_start = .; \
329 __tracedata_end = .; \
336 .notes : AT(ADDR(.notes) - LOAD_OFFSET) { \
337 VMLINUX_SYMBOL(__start_notes) = .; \
339 VMLINUX_SYMBOL(__stop_notes) = .; \
344 *(.initcall0s.init) \
346 *(.initcall1s.init) \
348 *(.initcall2s.init) \
350 *(.initcall3s.init) \
352 *(.initcall4s.init) \
354 *(.initcall5s.init) \
355 *(.initcallrootfs.init) \
357 *(.initcall6s.init) \
361 #define PERCPU(align) \
363 __per_cpu_start = .; \
364 .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { \
366 *(.data.percpu.shared_aligned) \