From: Nicholas Piggin <npiggin@gmail.com>
To: Michael Ellerman <mpe@ellerman.id.au>
Cc: Nicholas Piggin <npiggin@gmail.com>, linuxppc-dev@lists.ozlabs.org
Subject: [PATCH 06/41] powerpc/64s: consolidate Data Storage 0x300 interrupt
Date: Wed, 21 Sep 2016 17:43:32 +1000 [thread overview]
Message-ID: <20160921074407.4885-7-npiggin@gmail.com> (raw)
In-Reply-To: <20160921074407.4885-1-npiggin@gmail.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
arch/powerpc/kernel/exceptions-64s.S | 55 ++++++++++++++++++------------------
1 file changed, 28 insertions(+), 27 deletions(-)
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 4c9a98f..19c9149 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -527,6 +527,34 @@ COMMON_HANDLER_END(unrecover_mce)
VECTOR_HANDLER_REAL(data_access, 0x300, 0x380)
+VECTOR_HANDLER_VIRT(data_access, 0x4300, 0x4380, 0x300)
+TRAMP_KVM_SKIP(PACA_EXGEN, 0x300)
+
+COMMON_HANDLER_BEGIN(data_access_common)
+ /*
+ * Here r13 points to the paca, r9 contains the saved CR,
+ * SRR0 and SRR1 are saved in r11 and r12,
+ * r9 - r13 are saved in paca->exgen.
+ */
+ 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(0x300, PACA_EXGEN)
+ RECONCILE_IRQ_STATE(r10, r11)
+ ld r12,_MSR(r1)
+ ld r3,PACA_EXGEN+EX_DAR(r13)
+ lwz r4,PACA_EXGEN+EX_DSISR(r13)
+ li r5,0x300
+ std r3,_DAR(r1)
+ std r4,_DSISR(r1)
+BEGIN_MMU_FTR_SECTION
+ b do_hash_page /* Try to handle as hpte fault */
+MMU_FTR_SECTION_ELSE
+ b handle_page_fault
+ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX)
+COMMON_HANDLER_END(data_access_common)
+
VECTOR_HANDLER_REAL_BEGIN(data_access_slb, 0x380, 0x400)
SET_SCRATCH0(r13)
@@ -733,7 +761,6 @@ VECTOR_HANDLER_REAL_NONE(0x1800, 0x1900)
/*** Out of line interrupts support ***/
/* moved from 0x200 */
-TRAMP_KVM_SKIP(PACA_EXGEN, 0x300)
TRAMP_KVM_SKIP(PACA_EXSLB, 0x380)
TRAMP_KVM(PACA_EXGEN, 0x400)
TRAMP_KVM(PACA_EXSLB, 0x480)
@@ -1006,7 +1033,6 @@ COMMON_HANDLER(altivec_assist_common, 0x1700, unknown_exception)
* come here.
*/
-VECTOR_HANDLER_VIRT(data_access, 0x4300, 0x4380, 0x300)
VECTOR_HANDLER_VIRT_BEGIN(data_access_slb, 0x4380, 0x4400)
SET_SCRATCH0(r13)
@@ -1132,31 +1158,6 @@ TRAMP_HANDLER_BEGIN(ppc64_runlatch_on_trampoline)
b __ppc64_runlatch_on
TRAMP_HANDLER_END(ppc64_runlatch_on_trampoline)
-/*
- * Here r13 points to the paca, r9 contains the saved CR,
- * SRR0 and SRR1 are saved in r11 and r12,
- * r9 - r13 are saved in paca->exgen.
- */
-COMMON_HANDLER_BEGIN(data_access_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(0x300, PACA_EXGEN)
- RECONCILE_IRQ_STATE(r10, r11)
- ld r12,_MSR(r1)
- ld r3,PACA_EXGEN+EX_DAR(r13)
- lwz r4,PACA_EXGEN+EX_DSISR(r13)
- li r5,0x300
- std r3,_DAR(r1)
- std r4,_DSISR(r1)
-BEGIN_MMU_FTR_SECTION
- b do_hash_page /* Try to handle as hpte fault */
-MMU_FTR_SECTION_ELSE
- b handle_page_fault
-ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX)
-COMMON_HANDLER_END(data_access_common)
-
COMMON_HANDLER_BEGIN(h_data_storage_common)
mfspr r10,SPRN_HDAR
std r10,PACA_EXGEN+EX_DAR(r13)
--
2.9.3
next prev parent reply other threads:[~2016-09-21 7:44 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-21 7:43 [PATCH v2 00/41] powerpc/64: use asm sections for head/exception layout Nicholas Piggin
2016-09-21 7:43 ` [PATCH 01/41] powerpc/64s: exception vector macros Nicholas Piggin
2016-09-21 7:43 ` [PATCH 02/41] powerpc/64s: consolidate exception handler alignment Nicholas Piggin
2016-09-21 7:43 ` [PATCH 03/41] powerpc/64: use gas sections for arranging exception vectors Nicholas Piggin
2016-09-22 4:40 ` Nicholas Piggin
2016-09-21 7:43 ` [PATCH 04/41] powerpc/64s: consolidate System Reset 0x100 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 05/41] powerpc/64s: consolidate Machine Check 0x200 interrupt Nicholas Piggin
2016-09-21 7:43 ` Nicholas Piggin [this message]
2016-09-21 7:43 ` [PATCH 07/41] powerpc/64s: consolidate Data Segment 0x380 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 08/41] powerpc/64s: consolidate Instruction Storage 0x400 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 09/41] powerpc/64s: consolidate Instruction Segment 0x480 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 10/41] powerpc/64s: consolidate External 0x500 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 11/41] powerpc/64s: consolidate Alignment 0x600 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 12/41] powerpc/64s: consolidate Program 0x700 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 13/41] powerpc/64s: consolidate FP Unavailable 0x800 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 14/41] powerpc/64s: consolidate Decrementer 0x900 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 15/41] powerpc/64s: consolidate Hypervisor Decrementer 0x980 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 16/41] powerpc/64s: consolidate Directed Privileged Doorbell 0xa00 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 17/41] powerpc/64s: consolidate Reserved 0xb00 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 18/41] powerpc/64s: consolidate System Call 0xc00 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 19/41] powerpc/64s: consolidate Trace 0xd00 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 20/41] powerpc/64s: consolidate Hypervisor Data Storage 0xe00 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 21/41] powerpc/64s: consolidate Hypervisor Instruction Storage 0xe20 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 22/41] powerpc/64s: consolidate Hypervisor Emulation Assistance 0xe40 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 23/41] powerpc/64s: consolidate Hypervisor Maintenance 0xe60 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 24/41] powerpc/64s: consolidate Directed Hypervisor Doorbell 0xe80 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 25/41] powerpc/64s: consolidate Hypervisor Virtualization 0xea0 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 26/41] powerpc/64s: consolidate Reserved 0xec0, 0xee0 interrupts Nicholas Piggin
2016-09-21 7:43 ` [PATCH 27/41] powerpc/64s: consolidate Performance Monitor 0xf00 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 28/41] powerpc/64s: consolidate Vector Unavailable 0xf20 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 29/41] powerpc/64s: consolidate VSX Unavailable 0xf40 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 30/41] powerpc/64s: consolidate Facility Unavailable 0xf60 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 31/41] powerpc/64s: consolidate Hypervisor Facility Unavailable 0xf80 interrupt Nicholas Piggin
2016-09-21 7:43 ` [PATCH 32/41] powerpc/64s: consolidate Reserved 0xfa0-0x1200 interrupts Nicholas Piggin
2016-09-21 7:43 ` [PATCH 33/41] powerpc/64s: consolidate CBE System Error 0x1200 interrupt Nicholas Piggin
2016-09-21 7:44 ` [PATCH 34/41] powerpc/64s: consolidate Instruction Breakpoint 0x1300 interrupt Nicholas Piggin
2016-09-21 7:44 ` [PATCH 35/41] powerpc/64s: consolidate Softpatch 0x1500 interrupt Nicholas Piggin
2016-09-21 7:44 ` [PATCH 36/41] powerpc/64s: consolidate Debug 0x1600 interrupt Nicholas Piggin
2016-09-21 7:44 ` [PATCH 37/41] powerpc/64s: consolidate Altivec 0x1700 interrupt Nicholas Piggin
2016-09-21 7:44 ` [PATCH 38/41] powerpc/64s: consolidate CBE Thermal 0x1800 interrupt Nicholas Piggin
2016-09-21 7:44 ` [PATCH 39/41] powerpc/64s: move __replay_interrupt function below handlers Nicholas Piggin
2016-09-21 7:44 ` [PATCH 40/41] powerpc/64s: use single macro for both parts of OOL exception Nicholas Piggin
2016-09-21 7:44 ` [PATCH 41/41] powerpc/64s: remove unused exception code, small cleanups Nicholas Piggin
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