aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--target/arm/syndrome.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/target/arm/syndrome.h b/target/arm/syndrome.h
index c105f9e..73df5e3 100644
--- a/target/arm/syndrome.h
+++ b/target/arm/syndrome.h
@@ -48,6 +48,7 @@ enum arm_exception_class {
EC_AA64_SMC = 0x17,
EC_SYSTEMREGISTERTRAP = 0x18,
EC_SVEACCESSTRAP = 0x19,
+ EC_SMETRAP = 0x1d,
EC_INSNABORT = 0x20,
EC_INSNABORT_SAME_EL = 0x21,
EC_PCALIGNMENT = 0x22,
@@ -68,6 +69,13 @@ enum arm_exception_class {
EC_AA64_BKPT = 0x3c,
};
+typedef enum {
+ SME_ET_AccessTrap,
+ SME_ET_Streaming,
+ SME_ET_NotStreaming,
+ SME_ET_InactiveZA,
+} SMEExceptionType;
+
#define ARM_EL_EC_SHIFT 26
#define ARM_EL_IL_SHIFT 25
#define ARM_EL_ISV_SHIFT 24
@@ -207,6 +215,12 @@ static inline uint32_t syn_sve_access_trap(void)
return EC_SVEACCESSTRAP << ARM_EL_EC_SHIFT;
}
+static inline uint32_t syn_smetrap(SMEExceptionType etype, bool is_16bit)
+{
+ return (EC_SMETRAP << ARM_EL_EC_SHIFT)
+ | (is_16bit ? 0 : ARM_EL_IL) | etype;
+}
+
static inline uint32_t syn_pactrap(void)
{
return EC_PACTRAP << ARM_EL_EC_SHIFT;