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-rw-r--r--arch/arm/kernel/entry-armv.S16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 617e509d60df..77b047475539 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -76,14 +76,17 @@
76__pabt_invalid: 76__pabt_invalid:
77 inv_entry BAD_PREFETCH 77 inv_entry BAD_PREFETCH
78 b common_invalid 78 b common_invalid
79ENDPROC(__pabt_invalid)
79 80
80__dabt_invalid: 81__dabt_invalid:
81 inv_entry BAD_DATA 82 inv_entry BAD_DATA
82 b common_invalid 83 b common_invalid
84ENDPROC(__dabt_invalid)
83 85
84__irq_invalid: 86__irq_invalid:
85 inv_entry BAD_IRQ 87 inv_entry BAD_IRQ
86 b common_invalid 88 b common_invalid
89ENDPROC(__irq_invalid)
87 90
88__und_invalid: 91__und_invalid:
89 inv_entry BAD_UNDEFINSTR 92 inv_entry BAD_UNDEFINSTR
@@ -107,6 +110,7 @@ common_invalid:
107 110
108 mov r0, sp 111 mov r0, sp
109 b bad_mode 112 b bad_mode
113ENDPROC(__und_invalid)
110 114
111/* 115/*
112 * SVC mode handlers 116 * SVC mode handlers
@@ -192,6 +196,7 @@ __dabt_svc:
192 ldr r0, [sp, #S_PSR] 196 ldr r0, [sp, #S_PSR]
193 msr spsr_cxsf, r0 197 msr spsr_cxsf, r0
194 ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr 198 ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr
199ENDPROC(__dabt_svc)
195 200
196 .align 5 201 .align 5
197__irq_svc: 202__irq_svc:
@@ -223,6 +228,7 @@ __irq_svc:
223 bleq trace_hardirqs_on 228 bleq trace_hardirqs_on
224#endif 229#endif
225 ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr 230 ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr
231ENDPROC(__irq_svc)
226 232
227 .ltorg 233 .ltorg
228 234
@@ -272,6 +278,7 @@ __und_svc:
272 ldr lr, [sp, #S_PSR] @ Get SVC cpsr 278 ldr lr, [sp, #S_PSR] @ Get SVC cpsr
273 msr spsr_cxsf, lr 279 msr spsr_cxsf, lr
274 ldmia sp, {r0 - pc}^ @ Restore SVC registers 280 ldmia sp, {r0 - pc}^ @ Restore SVC registers
281ENDPROC(__und_svc)
275 282
276 .align 5 283 .align 5
277__pabt_svc: 284__pabt_svc:
@@ -313,6 +320,7 @@ __pabt_svc:
313 ldr r0, [sp, #S_PSR] 320 ldr r0, [sp, #S_PSR]
314 msr spsr_cxsf, r0 321 msr spsr_cxsf, r0
315 ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr 322 ldmia sp, {r0 - pc}^ @ load r0 - pc, cpsr
323ENDPROC(__pabt_svc)
316 324
317 .align 5 325 .align 5
318.LCcralign: 326.LCcralign:
@@ -412,6 +420,7 @@ __dabt_usr:
412 mov r2, sp 420 mov r2, sp
413 adr lr, ret_from_exception 421 adr lr, ret_from_exception
414 b do_DataAbort 422 b do_DataAbort
423ENDPROC(__dabt_usr)
415 424
416 .align 5 425 .align 5
417__irq_usr: 426__irq_usr:
@@ -441,6 +450,7 @@ __irq_usr:
441 450
442 mov why, #0 451 mov why, #0
443 b ret_to_user 452 b ret_to_user
453ENDPROC(__irq_usr)
444 454
445 .ltorg 455 .ltorg
446 456
@@ -474,6 +484,7 @@ __und_usr:
474#else 484#else
475 b __und_usr_unknown 485 b __und_usr_unknown
476#endif 486#endif
487ENDPROC(__und_usr)
477 488
478 @ 489 @
479 @ fallthrough to call_fpe 490 @ fallthrough to call_fpe
@@ -642,6 +653,7 @@ __und_usr_unknown:
642 mov r0, sp 653 mov r0, sp
643 adr lr, ret_from_exception 654 adr lr, ret_from_exception
644 b do_undefinstr 655 b do_undefinstr
656ENDPROC(__und_usr_unknown)
645 657
646 .align 5 658 .align 5
647__pabt_usr: 659__pabt_usr:
@@ -666,6 +678,8 @@ ENTRY(ret_from_exception)
666 get_thread_info tsk 678 get_thread_info tsk
667 mov why, #0 679 mov why, #0
668 b ret_to_user 680 b ret_to_user
681ENDPROC(__pabt_usr)
682ENDPROC(ret_from_exception)
669 683
670/* 684/*
671 * Register switch for ARMv3 and ARMv4 processors 685 * Register switch for ARMv3 and ARMv4 processors
@@ -702,6 +716,7 @@ ENTRY(__switch_to)
702 bl atomic_notifier_call_chain 716 bl atomic_notifier_call_chain
703 mov r0, r5 717 mov r0, r5
704 ldmia r4, {r4 - sl, fp, sp, pc} @ Load all regs saved previously 718 ldmia r4, {r4 - sl, fp, sp, pc} @ Load all regs saved previously
719ENDPROC(__switch_to)
705 720
706 __INIT 721 __INIT
707 722
@@ -1029,6 +1044,7 @@ vector_\name:
1029 mov r0, sp 1044 mov r0, sp
1030 ldr lr, [pc, lr, lsl #2] 1045 ldr lr, [pc, lr, lsl #2]
1031 movs pc, lr @ branch to handler in SVC mode 1046 movs pc, lr @ branch to handler in SVC mode
1047ENDPROC(vector_\name)
1032 .endm 1048 .endm
1033 1049
1034 .globl __stubs_start 1050 .globl __stubs_start