From f9aa67142ef2697990d1f36aa3d59320820bcfae Mon Sep 17 00:00:00 2001 From: Nicholas Piggin Date: Wed, 21 Sep 2016 17:43:37 +1000 Subject: [PATCH] powerpc/64s: Consolidate Alignment 0x600 interrupt Signed-off-by: Nicholas Piggin Signed-off-by: Michael Ellerman --- arch/powerpc/kernel/exceptions-64s.S | 35 +++++++++++++++++------------------ 1 file changed, 17 insertions(+), 18 deletions(-) diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 270a02b7..debd024 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -772,8 +772,24 @@ EXC_COMMON_ASYNC(hardware_interrupt_common, 0x500, do_IRQ) EXC_REAL(alignment, 0x600, 0x700) - +EXC_VIRT(alignment, 0x4600, 0x4700, 0x600) TRAMP_KVM(PACA_EXGEN, 0x600) +EXC_COMMON_BEGIN(alignment_common) + mfspr r10,SPRN_DAR + std r10,PACA_EXGEN+EX_DAR(r13) + mfspr r10,SPRN_DSISR + stw r10,PACA_EXGEN+EX_DSISR(r13) + EXCEPTION_PROLOG_COMMON(0x600, PACA_EXGEN) + ld r3,PACA_EXGEN+EX_DAR(r13) + lwz r4,PACA_EXGEN+EX_DSISR(r13) + std r3,_DAR(r1) + std r4,_DSISR(r1) + bl save_nvgprs + RECONCILE_IRQ_STATE(r10, r11) + addi r3,r1,STACK_FRAME_OVERHEAD + bl alignment_exception + b ret_from_except + EXC_REAL(program_check, 0x700, 0x800) @@ -1181,7 +1197,6 @@ EXC_COMMON(altivec_assist_common, 0x1700, unknown_exception) * come here. */ -EXC_VIRT(alignment, 0x4600, 0x4700, 0x600) EXC_VIRT(program_check, 0x4700, 0x4800, 0x700) EXC_VIRT(fp_unavailable, 0x4800, 0x4900, 0x800) EXC_VIRT_MASKABLE(decrementer, 0x4900, 0x4980, 0x900) @@ -1266,22 +1281,6 @@ EXC_COMMON_BEGIN(h_data_storage_common) EXC_COMMON(h_instr_storage_common, 0xe20, unknown_exception) -EXC_COMMON_BEGIN(alignment_common) - mfspr r10,SPRN_DAR - std r10,PACA_EXGEN+EX_DAR(r13) - mfspr r10,SPRN_DSISR - stw r10,PACA_EXGEN+EX_DSISR(r13) - EXCEPTION_PROLOG_COMMON(0x600, PACA_EXGEN) - ld r3,PACA_EXGEN+EX_DAR(r13) - lwz r4,PACA_EXGEN+EX_DSISR(r13) - std r3,_DAR(r1) - std r4,_DSISR(r1) - bl save_nvgprs - RECONCILE_IRQ_STATE(r10, r11) - addi r3,r1,STACK_FRAME_OVERHEAD - bl alignment_exception - b ret_from_except - EXC_COMMON_BEGIN(program_check_common) EXCEPTION_PROLOG_COMMON(0x700, PACA_EXGEN) bl save_nvgprs -- 2.7.4