__EXC_REAL_OOL_MASKABLE_HV(h_virt_irq, 0xea0, 0xec0)
+__TRAMP_REAL_REAL_OOL_MASKABLE_HV(h_virt_irq, 0xea0)
+__EXC_VIRT_OOL_MASKABLE_HV(h_virt_irq, 0x4ea0, 0x4ec0)
+__TRAMP_REAL_VIRT_OOL_MASKABLE_HV(h_virt_irq, 0xea0)
+TRAMP_KVM_HV(PACA_EXGEN, 0xea0)
+EXC_COMMON_ASYNC(h_virt_irq_common, 0xea0, do_IRQ)
+
EXC_REAL_NONE(0xec0, 0xf00)
+EXC_VIRT_NONE(0x4ec0, 0x4f00)
+
__EXC_REAL_OOL(performance_monitor, 0xf00, 0xf20)
+__TRAMP_REAL_REAL_OOL(performance_monitor, 0xf00)
+__EXC_VIRT_OOL(performance_monitor, 0x4f00, 0x4f20)
+__TRAMP_REAL_VIRT_OOL(performance_monitor, 0xf00)
+TRAMP_KVM(PACA_EXGEN, 0xf00)
+EXC_COMMON_ASYNC(performance_monitor_common, 0xf00, performance_monitor_exception)
+
__EXC_REAL_OOL(altivec_unavailable, 0xf20, 0xf40)
+__TRAMP_REAL_REAL_OOL(altivec_unavailable, 0xf20)
+__EXC_VIRT_OOL(altivec_unavailable, 0x4f20, 0x4f40)
+__TRAMP_REAL_VIRT_OOL(altivec_unavailable, 0xf20)
+TRAMP_KVM(PACA_EXGEN, 0xf20)
+EXC_COMMON_BEGIN(altivec_unavailable_common)
+ EXCEPTION_PROLOG_COMMON(0xf20, PACA_EXGEN)
+#ifdef CONFIG_ALTIVEC
+BEGIN_FTR_SECTION
+ beq 1f
+#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
+ BEGIN_FTR_SECTION_NESTED(69)
+ /* Test if 2 TM state bits are zero. If non-zero (ie. userspace was in
+ * transaction), go do TM stuff
+ */
+ rldicl. r0, r12, (64-MSR_TS_LG), (64-2)
+ bne- 2f
+ END_FTR_SECTION_NESTED(CPU_FTR_TM, CPU_FTR_TM, 69)
+#endif
+ bl load_up_altivec
+ b fast_exception_return
+#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
+2: /* User process was in a transaction */
+ bl save_nvgprs
+ RECONCILE_IRQ_STATE(r10, r11)
+ addi r3,r1,STACK_FRAME_OVERHEAD
+ bl altivec_unavailable_tm
+ b ret_from_except
+#endif
+1:
+END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
+#endif
+ bl save_nvgprs
+ RECONCILE_IRQ_STATE(r10, r11)
+ addi r3,r1,STACK_FRAME_OVERHEAD
+ bl altivec_unavailable_exception
+ b ret_from_except
+
__EXC_REAL_OOL(vsx_unavailable, 0xf40, 0xf60)
+__TRAMP_REAL_REAL_OOL(vsx_unavailable, 0xf40)
+__EXC_VIRT_OOL(vsx_unavailable, 0x4f40, 0x4f60)
+__TRAMP_REAL_VIRT_OOL(vsx_unavailable, 0xf40)
+TRAMP_KVM(PACA_EXGEN, 0xf40)
+EXC_COMMON_BEGIN(vsx_unavailable_common)
+ EXCEPTION_PROLOG_COMMON(0xf40, PACA_EXGEN)
+#ifdef CONFIG_VSX
+BEGIN_FTR_SECTION
+ beq 1f
+#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
+ BEGIN_FTR_SECTION_NESTED(69)
+ /* Test if 2 TM state bits are zero. If non-zero (ie. userspace was in
+ * transaction), go do TM stuff
+ */
+ rldicl. r0, r12, (64-MSR_TS_LG), (64-2)
+ bne- 2f
+ END_FTR_SECTION_NESTED(CPU_FTR_TM, CPU_FTR_TM, 69)
+#endif
+ b load_up_vsx
+#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
+2: /* User process was in a transaction */
+ bl save_nvgprs
+ RECONCILE_IRQ_STATE(r10, r11)
+ addi r3,r1,STACK_FRAME_OVERHEAD
+ bl vsx_unavailable_tm
+ b ret_from_except
+#endif
+1:
+END_FTR_SECTION_IFSET(CPU_FTR_VSX)
+#endif
+ bl save_nvgprs
+ RECONCILE_IRQ_STATE(r10, r11)
+ addi r3,r1,STACK_FRAME_OVERHEAD
+ bl vsx_unavailable_exception
+ b ret_from_except
+
__EXC_REAL_OOL(facility_unavailable, 0xf60, 0xf80)
+__TRAMP_REAL_REAL_OOL(facility_unavailable, 0xf60)
+__EXC_VIRT_OOL(facility_unavailable, 0x4f60, 0x4f80)
+__TRAMP_REAL_VIRT_OOL(facility_unavailable, 0xf60)
+TRAMP_KVM(PACA_EXGEN, 0xf60)
+EXC_COMMON(facility_unavailable_common, 0xf60, facility_unavailable_exception)
+
__EXC_REAL_OOL_HV(h_facility_unavailable, 0xf80, 0xfa0)
+__TRAMP_REAL_REAL_OOL_HV(h_facility_unavailable, 0xf80)
+__EXC_VIRT_OOL_HV(h_facility_unavailable, 0x4f80, 0x4fa0)
+__TRAMP_REAL_VIRT_OOL_HV(h_facility_unavailable, 0xf80)
+TRAMP_KVM_HV(PACA_EXGEN, 0xf80)
+EXC_COMMON(h_facility_unavailable_common, 0xf80, facility_unavailable_exception)
+
EXC_REAL_NONE(0xfa0, 0x1200)
+EXC_VIRT_NONE(0x4fa0, 0x5200)
#ifdef CONFIG_CBE_RAS
EXC_REAL_HV(cbe_system_error, 0x1200, 0x1300)
-
+EXC_VIRT_NONE(0x5200, 0x5300)
TRAMP_KVM_HV_SKIP(PACA_EXGEN, 0x1200)
-
+EXC_COMMON(cbe_system_error_common, 0x1200, cbe_system_error_exception)
#else /* CONFIG_CBE_RAS */
EXC_REAL_NONE(0x1200, 0x1300)
#endif
-EXC_REAL(instruction_breakpoint, 0x1300, 0x1400)
+EXC_REAL(instruction_breakpoint, 0x1300, 0x1400)
+EXC_VIRT(instruction_breakpoint, 0x5300, 0x5400, 0x1300)
TRAMP_KVM_SKIP(PACA_EXGEN, 0x1300)
+EXC_COMMON(instruction_breakpoint_common, 0x1300, instruction_breakpoint_exception)
+
EXC_REAL_BEGIN(denorm_exception_hv, 0x1500, 0x1600)
mtspr SPRN_SPRG_HSCRATCH0,r13
EXCEPTION_PROLOG_PSERIES_1(denorm_common, EXC_HV)
EXC_REAL_END(denorm_exception_hv, 0x1500, 0x1600)
-TRAMP_KVM_SKIP(PACA_EXGEN, 0x1500)
-
-#ifdef CONFIG_CBE_RAS
-EXC_REAL_HV(cbe_maintenance, 0x1600, 0x1700)
-
-TRAMP_KVM_HV_SKIP(PACA_EXGEN, 0x1600)
-
-#else /* CONFIG_CBE_RAS */
-EXC_REAL_NONE(0x1600, 0x1700)
-#endif
-
-EXC_REAL(altivec_assist, 0x1700, 0x1800)
-
-TRAMP_KVM(PACA_EXGEN, 0x1700)
-
-#ifdef CONFIG_CBE_RAS
-EXC_REAL_HV(cbe_thermal, 0x1800, 0x1900)
-
-TRAMP_KVM_HV_SKIP(PACA_EXGEN, 0x1800)
-
-#else /* CONFIG_CBE_RAS */
-EXC_REAL_NONE(0x1800, 0x1900)
+#ifdef CONFIG_PPC_DENORMALISATION
+EXC_VIRT_BEGIN(denorm_exception, 0x5500, 0x5600)
+ b exc_real_0x1500_denorm_exception_hv
+EXC_VIRT_END(denorm_exception, 0x5500, 0x5600)
+#else
+EXC_VIRT_NONE(0x5500, 0x5600)
#endif
-
-/*** Out of line interrupts support ***/
-
- /* moved from 0x200 */
+TRAMP_KVM_SKIP(PACA_EXGEN, 0x1500)
#ifdef CONFIG_PPC_DENORMALISATION
TRAMP_REAL_BEGIN(denorm_assist)
b .
#endif
- /* moved from 0xe00 */
-__TRAMP_REAL_REAL_OOL_MASKABLE_HV(h_virt_irq, 0xea0)
-TRAMP_KVM_HV(PACA_EXGEN, 0xea0)
+EXC_COMMON_HV(denorm_common, 0x1500, unknown_exception)
- /* moved from 0xf00 */
-__TRAMP_REAL_REAL_OOL(performance_monitor, 0xf00)
-TRAMP_KVM(PACA_EXGEN, 0xf00)
-__TRAMP_REAL_REAL_OOL(altivec_unavailable, 0xf20)
-TRAMP_KVM(PACA_EXGEN, 0xf20)
+#ifdef CONFIG_CBE_RAS
+EXC_REAL_HV(cbe_maintenance, 0x1600, 0x1700)
+EXC_VIRT_NONE(0x5600, 0x5700)
+TRAMP_KVM_HV_SKIP(PACA_EXGEN, 0x1600)
+EXC_COMMON(cbe_maintenance_common, 0x1600, cbe_maintenance_exception)
+#else /* CONFIG_CBE_RAS */
+EXC_REAL_NONE(0x1600, 0x1700)
+#endif
-__TRAMP_REAL_REAL_OOL(vsx_unavailable, 0xf40)
-TRAMP_KVM(PACA_EXGEN, 0xf40)
-__TRAMP_REAL_REAL_OOL(facility_unavailable, 0xf60)
-TRAMP_KVM(PACA_EXGEN, 0xf60)
+EXC_REAL(altivec_assist, 0x1700, 0x1800)
+EXC_VIRT(altivec_assist, 0x5700, 0x5800, 0x1700)
+TRAMP_KVM(PACA_EXGEN, 0x1700)
+#ifdef CONFIG_ALTIVEC
+EXC_COMMON(altivec_assist_common, 0x1700, altivec_assist_exception)
+#else
+EXC_COMMON(altivec_assist_common, 0x1700, unknown_exception)
+#endif
+
+
+#ifdef CONFIG_CBE_RAS
+EXC_REAL_HV(cbe_thermal, 0x1800, 0x1900)
+EXC_VIRT_NONE(0x5800, 0x5900)
+TRAMP_KVM_HV_SKIP(PACA_EXGEN, 0x1800)
+EXC_COMMON(cbe_thermal_common, 0x1800, cbe_thermal_exception)
+#else /* CONFIG_CBE_RAS */
+EXC_REAL_NONE(0x1800, 0x1900)
+#endif
-__TRAMP_REAL_REAL_OOL_HV(h_facility_unavailable, 0xf80)
-TRAMP_KVM_HV(PACA_EXGEN, 0xf80)
/*
* An interrupt came in while soft-disabled. We set paca->irq_happened, then:
MASKED_INTERRUPT()
MASKED_INTERRUPT(H)
-/*
- * Called from arch_local_irq_enable when an interrupt needs
- * to be resent. r3 contains 0x500, 0x900, 0xa00 or 0xe80 to indicate
- * which kind of interrupt. MSR:EE is already off. We generate a
- * stackframe like if a real interrupt had happened.
- *
- * Note: While MSR:EE is off, we need to make sure that _MSR
- * in the generated frame has EE set to 1 or the exception
- * handler will not properly re-enable them.
- */
-USE_TEXT_SECTION()
-_GLOBAL(__replay_interrupt)
- /* We are going to jump to the exception common code which
- * will retrieve various register values from the PACA which
- * we don't give a damn about, so we don't bother storing them.
- */
- mfmsr r12
- mflr r11
- mfcr r9
- ori r12,r12,MSR_EE
- cmpwi r3,0x900
- beq decrementer_common
- cmpwi r3,0x500
- beq hardware_interrupt_common
-BEGIN_FTR_SECTION
- cmpwi r3,0xe80
- beq h_doorbell_common
- cmpwi r3,0xea0
- beq h_virt_irq_common
- cmpwi r3,0xe60
- beq hmi_exception_common
-FTR_SECTION_ELSE
- cmpwi r3,0xa00
- beq doorbell_super_common
-ALT_FTR_SECTION_END_IFSET(CPU_FTR_HVMODE)
- blr
-
#ifdef CONFIG_KVM_BOOK3S_64_HANDLER
TRAMP_REAL_BEGIN(kvmppc_skip_interrupt)
/*
/*** Common interrupt handlers ***/
-EXC_COMMON_ASYNC(h_virt_irq_common, 0xea0, do_IRQ)
-EXC_COMMON_ASYNC(performance_monitor_common, 0xf00, performance_monitor_exception)
-EXC_COMMON(instruction_breakpoint_common, 0x1300, instruction_breakpoint_exception)
-EXC_COMMON_HV(denorm_common, 0x1500, unknown_exception)
-#ifdef CONFIG_ALTIVEC
-EXC_COMMON(altivec_assist_common, 0x1700, altivec_assist_exception)
-#else
-EXC_COMMON(altivec_assist_common, 0x1700, unknown_exception)
-#endif
-
/*
* Relocation-on interrupts: A subset of the interrupts can be delivered
* with IR=1/DR=1, if AIL==2 and MSR.HV won't be changed by delivering
* come here.
*/
-__EXC_VIRT_OOL_MASKABLE_HV(h_virt_irq, 0x4ea0, 0x4ec0)
-
-EXC_VIRT_NONE(0x4ec0, 0x4f00)
-
-__EXC_VIRT_OOL(performance_monitor, 0x4f00, 0x4f20)
-
-__EXC_VIRT_OOL(altivec_unavailable, 0x4f20, 0x4f40)
-
-__EXC_VIRT_OOL(vsx_unavailable, 0x4f40, 0x4f60)
-
-__EXC_VIRT_OOL(facility_unavailable, 0x4f60, 0x4f80)
-
-__EXC_VIRT_OOL_HV(h_facility_unavailable, 0x4f80, 0x4fa0)
-
-EXC_VIRT_NONE(0x4fa0, 0x5200)
-
-EXC_VIRT_NONE(0x5200, 0x5300)
-
-EXC_VIRT(instruction_breakpoint, 0x5300, 0x5400, 0x1300)
-
-#ifdef CONFIG_PPC_DENORMALISATION
-EXC_VIRT_BEGIN(denorm_exception, 0x5500, 0x5600)
- b exc_real_0x1500_denorm_exception_hv
-EXC_VIRT_END(denorm_exception, 0x5500, 0x5600)
-#else
-EXC_VIRT_NONE(0x5500, 0x5600)
-#endif
-
-EXC_VIRT_NONE(0x5600, 0x5700)
-
-EXC_VIRT(altivec_assist, 0x5700, 0x5800, 0x1700)
-
-EXC_VIRT_NONE(0x5800, 0x5900)
-
EXC_COMMON_BEGIN(ppc64_runlatch_on_trampoline)
b __ppc64_runlatch_on
-EXC_COMMON_BEGIN(altivec_unavailable_common)
- EXCEPTION_PROLOG_COMMON(0xf20, PACA_EXGEN)
-#ifdef CONFIG_ALTIVEC
-BEGIN_FTR_SECTION
- beq 1f
-#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
- BEGIN_FTR_SECTION_NESTED(69)
- /* Test if 2 TM state bits are zero. If non-zero (ie. userspace was in
- * transaction), go do TM stuff
- */
- rldicl. r0, r12, (64-MSR_TS_LG), (64-2)
- bne- 2f
- END_FTR_SECTION_NESTED(CPU_FTR_TM, CPU_FTR_TM, 69)
-#endif
- bl load_up_altivec
- b fast_exception_return
-#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
-2: /* User process was in a transaction */
- bl save_nvgprs
- RECONCILE_IRQ_STATE(r10, r11)
- addi r3,r1,STACK_FRAME_OVERHEAD
- bl altivec_unavailable_tm
- b ret_from_except
-#endif
-1:
-END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
-#endif
- bl save_nvgprs
- RECONCILE_IRQ_STATE(r10, r11)
- addi r3,r1,STACK_FRAME_OVERHEAD
- bl altivec_unavailable_exception
- b ret_from_except
-
-EXC_COMMON_BEGIN(vsx_unavailable_common)
- EXCEPTION_PROLOG_COMMON(0xf40, PACA_EXGEN)
-#ifdef CONFIG_VSX
-BEGIN_FTR_SECTION
- beq 1f
-#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
- BEGIN_FTR_SECTION_NESTED(69)
- /* Test if 2 TM state bits are zero. If non-zero (ie. userspace was in
- * transaction), go do TM stuff
- */
- rldicl. r0, r12, (64-MSR_TS_LG), (64-2)
- bne- 2f
- END_FTR_SECTION_NESTED(CPU_FTR_TM, CPU_FTR_TM, 69)
-#endif
- b load_up_vsx
-#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
-2: /* User process was in a transaction */
- bl save_nvgprs
- RECONCILE_IRQ_STATE(r10, r11)
- addi r3,r1,STACK_FRAME_OVERHEAD
- bl vsx_unavailable_tm
- b ret_from_except
-#endif
-1:
-END_FTR_SECTION_IFSET(CPU_FTR_VSX)
-#endif
- bl save_nvgprs
- RECONCILE_IRQ_STATE(r10, r11)
- addi r3,r1,STACK_FRAME_OVERHEAD
- bl vsx_unavailable_exception
- b ret_from_except
-
- /* Equivalents to the above handlers for relocation-on interrupt vectors */
-__TRAMP_REAL_VIRT_OOL_MASKABLE_HV(h_virt_irq, 0xea0)
-__TRAMP_REAL_VIRT_OOL(performance_monitor, 0xf00)
-__TRAMP_REAL_VIRT_OOL(altivec_unavailable, 0xf20)
-__TRAMP_REAL_VIRT_OOL(vsx_unavailable, 0xf40)
-__TRAMP_REAL_VIRT_OOL(facility_unavailable, 0xf60)
-__TRAMP_REAL_VIRT_OOL_HV(h_facility_unavailable, 0xf80)
-
USE_FIXED_SECTION(virt_trampolines)
/*
* The __end_interrupts marker must be past the out-of-line (OOL)
__end_interrupts:
DEFINE_FIXED_SYMBOL(__end_interrupts)
-EXC_COMMON(facility_unavailable_common, 0xf60, facility_unavailable_exception)
-EXC_COMMON(h_facility_unavailable_common, 0xf80, facility_unavailable_exception)
-
-#ifdef CONFIG_CBE_RAS
-EXC_COMMON(cbe_system_error_common, 0x1200, cbe_system_error_exception)
-EXC_COMMON(cbe_maintenance_common, 0x1600, cbe_maintenance_exception)
-EXC_COMMON(cbe_thermal_common, 0x1800, cbe_thermal_exception)
-#endif /* CONFIG_CBE_RAS */
-
-
#ifdef CONFIG_PPC_970_NAP
TRAMP_REAL_BEGIN(power4_fixup_nap)
andc r9,r9,r10
1: addi r3,r1,STACK_FRAME_OVERHEAD
bl kernel_bad_stack
b 1b
+
+/*
+ * Called from arch_local_irq_enable when an interrupt needs
+ * to be resent. r3 contains 0x500, 0x900, 0xa00 or 0xe80 to indicate
+ * which kind of interrupt. MSR:EE is already off. We generate a
+ * stackframe like if a real interrupt had happened.
+ *
+ * Note: While MSR:EE is off, we need to make sure that _MSR
+ * in the generated frame has EE set to 1 or the exception
+ * handler will not properly re-enable them.
+ */
+_GLOBAL(__replay_interrupt)
+ /* We are going to jump to the exception common code which
+ * will retrieve various register values from the PACA which
+ * we don't give a damn about, so we don't bother storing them.
+ */
+ mfmsr r12
+ mflr r11
+ mfcr r9
+ ori r12,r12,MSR_EE
+ cmpwi r3,0x900
+ beq decrementer_common
+ cmpwi r3,0x500
+ beq hardware_interrupt_common
+BEGIN_FTR_SECTION
+ cmpwi r3,0xe80
+ beq h_doorbell_common
+ cmpwi r3,0xea0
+ beq h_virt_irq_common
+ cmpwi r3,0xe60
+ beq hmi_exception_common
+FTR_SECTION_ELSE
+ cmpwi r3,0xa00
+ beq doorbell_super_common
+ALT_FTR_SECTION_END_IFSET(CPU_FTR_HVMODE)
+ blr