From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-x242.google.com (mail-pa0-x242.google.com [IPv6:2607:f8b0:400e:c03::242]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3sfBVM4gTszDsgn for ; Wed, 21 Sep 2016 17:44:59 +1000 (AEST) Received: by mail-pa0-x242.google.com with SMTP id my20so1945014pab.3 for ; Wed, 21 Sep 2016 00:44:59 -0700 (PDT) From: Nicholas Piggin To: Michael Ellerman Cc: Nicholas Piggin , linuxppc-dev@lists.ozlabs.org Subject: [PATCH 11/41] powerpc/64s: consolidate Alignment 0x600 interrupt Date: Wed, 21 Sep 2016 17:43:37 +1000 Message-Id: <20160921074407.4885-12-npiggin@gmail.com> In-Reply-To: <20160921074407.4885-1-npiggin@gmail.com> References: <20160921074407.4885-1-npiggin@gmail.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Signed-off-by: Nicholas Piggin --- arch/powerpc/kernel/exceptions-64s.S | 37 ++++++++++++++++++------------------ 1 file changed, 18 insertions(+), 19 deletions(-) diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index fc5ad5c..5e7f9ed 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -766,8 +766,25 @@ COMMON_HANDLER_ASYNC(hardware_interrupt_common, 0x500, do_IRQ) VECTOR_HANDLER_REAL(alignment, 0x600, 0x700) - +VECTOR_HANDLER_VIRT(alignment, 0x4600, 0x4700, 0x600) TRAMP_KVM(PACA_EXGEN, 0x600) +COMMON_HANDLER_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 +COMMON_HANDLER_END(alignment_common) + VECTOR_HANDLER_REAL(program_check, 0x700, 0x800) @@ -1182,7 +1199,6 @@ COMMON_HANDLER(altivec_assist_common, 0x1700, unknown_exception) -VECTOR_HANDLER_VIRT(alignment, 0x4600, 0x4700, 0x600) VECTOR_HANDLER_VIRT(program_check, 0x4700, 0x4800, 0x700) VECTOR_HANDLER_VIRT(fp_unavailable, 0x4800, 0x4900, 0x800) VECTOR_HANDLER_VIRT_MASKABLE(decrementer, 0x4900, 0x4980, 0x900) @@ -1269,23 +1285,6 @@ COMMON_HANDLER_END(h_data_storage_common) COMMON_HANDLER(h_instr_storage_common, 0xe20, unknown_exception) -COMMON_HANDLER_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 -COMMON_HANDLER_END(alignment_common) - COMMON_HANDLER_BEGIN(program_check_common) EXCEPTION_PROLOG_COMMON(0x700, PACA_EXGEN) bl save_nvgprs -- 2.9.3