target/arm: Add FEAT_NMI to max

Enable FEAT_NMI on the 'max' CPU. 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: 20240407081733.3231820-24-ruanjinjie@huawei.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
qemu · Apr 25, 2024 · 14a1640 · 14a1640
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diff --git a/docs/system/arm/emulation.rst b/docs/system/arm/emulation.rst
@@ -64,6 +64,7 @@ the following architecture extensions:
 - FEAT_MTE (Memory Tagging Extension)
 - FEAT_MTE2 (Memory Tagging Extension)
 - FEAT_MTE3 (MTE Asymmetric Fault Handling)
+- FEAT_NMI (Non-maskable Interrupt)
 - FEAT_NV (Nested Virtualization)
 - FEAT_NV2 (Enhanced nested virtualization support)
 - FEAT_PACIMP (Pointer authentication - IMPLEMENTATION DEFINED algorithm)

diff --git a/target/arm/tcg/cpu64.c b/target/arm/tcg/cpu64.c
@@ -1175,6 +1175,7 @@ void aarch64_max_tcg_initfn(Object *obj)
     t = FIELD_DP64(t, ID_AA64PFR1, RAS_FRAC, 0);  /* FEAT_RASv1p1 + FEAT_DoubleFault */
     t = FIELD_DP64(t, ID_AA64PFR1, SME, 1);       /* FEAT_SME */
     t = FIELD_DP64(t, ID_AA64PFR1, CSV2_FRAC, 0); /* FEAT_CSV2_2 */
+    t = FIELD_DP64(t, ID_AA64PFR1, NMI, 1);       /* FEAT_NMI */
     cpu->isar.id_aa64pfr1 = t;
 
     t = cpu->isar.id_aa64mmfr0;