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-rw-r--r--include/lib/aarch64/arch_features.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/lib/aarch64/arch_features.h b/include/lib/aarch64/arch_features.h
index 3ee382468..fc9e8d439 100644
--- a/include/lib/aarch64/arch_features.h
+++ b/include/lib/aarch64/arch_features.h
@@ -74,6 +74,12 @@ static inline bool is_armv8_6_fgt_present(void)
ID_AA64MMFR0_EL1_FGT_MASK) == ID_AA64MMFR0_EL1_FGT_SUPPORTED;
}
+static inline unsigned long int get_armv8_6_ecv_support(void)
+{
+ return ((read_id_aa64mmfr0_el1() >> ID_AA64MMFR0_EL1_ECV_SHIFT) &
+ ID_AA64MMFR0_EL1_ECV_MASK);
+}
+
static inline uint32_t arch_get_debug_version(void)
{
return ((read_id_aa64dfr0_el1() & ID_AA64DFR0_DEBUG_BITS) >>