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target/arm: Add ARMFault_UnsuppAtomicUpdate

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This fault type is to be used with FEAT_HAFDBS when
the guest enables hw updates, but places the tables
in memory where atomic updates are unsupported.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20221024051851.3074715-7-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-10-24 15:18:43 +10:00 committed by Peter Maydell
parent 93e5b3a6f9
commit f0a398a249
1 changed files with 4 additions and 0 deletions
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4
target/arm/internals.h
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@ -338,6 +338,7 @@ typedef enum ARMFaultType {
ARMFault_AsyncExternal,
ARMFault_Debug,
ARMFault_TLBConflict,
ARMFault_UnsuppAtomicUpdate,
ARMFault_Lockdown,
ARMFault_Exclusive,
ARMFault_ICacheMaint,
@ -524,6 +525,9 @@ static inline uint32_t arm_fi_to_lfsc(ARMMMUFaultInfo *fi)
case ARMFault_TLBConflict:
fsc = 0x30;
break;
case ARMFault_UnsuppAtomicUpdate:
fsc = 0x31;
break;
case ARMFault_Lockdown:
fsc = 0x34;
break;