This code was missed in commit 01abae4d0486 ("Remove various unused interrupt related code")
Signed-off-by: Jim Posen jim.posen@gmail.com ---
arch/arm/lib/vectors.S | 32 +------------------------------- 1 file changed, 1 insertion(+), 31 deletions(-)
diff --git a/arch/arm/lib/vectors.S b/arch/arm/lib/vectors.S index 89b91b27da..a36e3b7a43 100644 --- a/arch/arm/lib/vectors.S +++ b/arch/arm/lib/vectors.S @@ -224,8 +224,7 @@ IRQ_STACK_START_IN: #define I_BIT 0x80
/* - * use bad_save_user_regs for abort/prefetch/undef/swi ... - * use irq_save_user_regs / irq_restore_user_regs for IRQ/FIQ handling + * use bad_save_user_regs for all exception types */
.macro bad_save_user_regs @@ -242,27 +241,6 @@ IRQ_STACK_START_IN: mov r0, sp @ save current stack into r0 (param register) .endm
- .macro irq_save_user_regs - sub sp, sp, #S_FRAME_SIZE - stmia sp, {r0 - r12} @ Calling r0-r12 - @ !!!! R8 NEEDS to be saved !!!! a reserved stack spot would be good. - add r8, sp, #S_PC - stmdb r8, {sp, lr}^ @ Calling SP, LR - str lr, [r8, #0] @ Save calling PC - mrs r6, spsr - str r6, [r8, #4] @ Save CPSR - str r0, [r8, #8] @ Save OLD_R0 - mov r0, sp - .endm - - .macro irq_restore_user_regs - ldmia sp, {r0 - lr}^ @ Calling r0 - lr - mov r0, r0 - ldr lr, [sp, #S_PC] @ Get PC - add sp, sp, #S_FRAME_SIZE - subs pc, lr, #4 @ return & move spsr_svc into cpsr - .endm - .macro get_bad_stack ldr r13, IRQ_STACK_START_IN @ setup our mode stack
@@ -276,14 +254,6 @@ IRQ_STACK_START_IN: movs pc, lr @ jump to next instruction & switch modes. .endm
- .macro get_irq_stack @ setup IRQ stack - ldr sp, IRQ_STACK_START - .endm - - .macro get_fiq_stack @ setup FIQ stack - ldr sp, FIQ_STACK_START - .endm - /* * exception handlers */