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-rw-r--r--arch/powerpc/include/asm/exception-64s.h1
-rw-r--r--arch/powerpc/kernel/exceptions-64s.S9
2 files changed, 8 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h
index 9d5367e..b1edd80 100644
--- a/arch/powerpc/include/asm/exception-64s.h
+++ b/arch/powerpc/include/asm/exception-64s.h
@@ -305,6 +305,7 @@ label##_relon_hv: \
#define SOFTEN_VALUE_0x502 PACA_IRQ_EE
#define SOFTEN_VALUE_0x900 PACA_IRQ_DEC
#define SOFTEN_VALUE_0x982 PACA_IRQ_DEC
+#define SOFTEN_VALUE_0xa00 PACA_IRQ_DBELL
#define SOFTEN_VALUE_0xe80 PACA_IRQ_DBELL
#define SOFTEN_VALUE_0xe82 PACA_IRQ_DBELL
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index d08a3cd..176bf99 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -252,7 +252,7 @@ hardware_interrupt_hv:
MASKABLE_EXCEPTION_PSERIES(0x900, 0x900, decrementer)
STD_EXCEPTION_HV(0x980, 0x982, hdecrementer)
- STD_EXCEPTION_PSERIES(0xa00, 0xa00, trap_0a)
+ MASKABLE_EXCEPTION_PSERIES(0xa00, 0xa00, doorbell_super)
KVM_HANDLER_PR(PACA_EXGEN, EXC_STD, 0xa00)
STD_EXCEPTION_PSERIES(0xb00, 0xb00, trap_0b)
@@ -655,7 +655,11 @@ machine_check_common:
STD_EXCEPTION_COMMON_ASYNC(0x500, hardware_interrupt, do_IRQ)
STD_EXCEPTION_COMMON_ASYNC(0x900, decrementer, .timer_interrupt)
STD_EXCEPTION_COMMON(0x980, hdecrementer, .hdec_interrupt)
- STD_EXCEPTION_COMMON(0xa00, trap_0a, .unknown_exception)
+#ifdef CONFIG_PPC_DOORBELL
+ STD_EXCEPTION_COMMON_ASYNC(0xa00, doorbell_super, .doorbell_exception)
+#else
+ STD_EXCEPTION_COMMON_ASYNC(0xa00, doorbell_super, .unknown_exception)
+#endif
STD_EXCEPTION_COMMON(0xb00, trap_0b, .unknown_exception)
STD_EXCEPTION_COMMON(0xd00, single_step, .single_step_exception)
STD_EXCEPTION_COMMON(0xe00, trap_0e, .unknown_exception)
@@ -755,6 +759,7 @@ hardware_interrupt_relon_hv:
STD_RELON_EXCEPTION_PSERIES(0x4800, 0x800, fp_unavailable)
MASKABLE_RELON_EXCEPTION_PSERIES(0x4900, 0x900, decrementer)
STD_RELON_EXCEPTION_HV(0x4980, 0x982, hdecrementer)
+ MASKABLE_RELON_EXCEPTION_PSERIES(0x4a00, 0xa00, doorbell_super)
STD_RELON_EXCEPTION_PSERIES(0x4b00, 0xb00, trap_0b)
. = 0x4c00