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target/arm: Add support for FEAT_NMI, Non-maskable Interrupt 

Add support for FEAT_NMI. NMI (FEAT_NMI) is an mandatory feature in
ARMv8.8-A and ARM v9.3-A.

Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20240407081733.3231820-4-ruanjinjie@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Jinjie Ruan 2024-04-19 14:32:57 +01:00 committed by Peter Maydell
parent 6aa2041561
commit 4833c75611
1 changed files with 3 additions and 0 deletions
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3
target/arm/internals.h
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@ -1229,6 +1229,9 @@ static inline uint32_t aarch64_pstate_valid_mask(const ARMISARegisters *id)
if (isar_feature_aa64_mte(id)) {
valid |= PSTATE_TCO;
}
if (isar_feature_aa64_nmi(id)) {
valid |= PSTATE_ALLINT;
}
return valid;
}