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Diffstat (limited to 'sysdeps/unix/sysv/linux/aarch64/cpu-features.h')
-rw-r--r--sysdeps/unix/sysv/linux/aarch64/cpu-features.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/aarch64/cpu-features.h b/sysdeps/unix/sysv/linux/aarch64/cpu-features.h
index 391165a..0742ac1 100644
--- a/sysdeps/unix/sysv/linux/aarch64/cpu-features.h
+++ b/sysdeps/unix/sysv/linux/aarch64/cpu-features.h
@@ -68,6 +68,11 @@
#define IS_A64FX(midr) (MIDR_IMPLEMENTOR(midr) == 'F' \
&& MIDR_PARTNUM(midr) == 0x001)
+/* TODO: This is based on the Morello Fast Model.
+ Will MIDR_IMPLEMENTOR change to 'A'? */
+#define IS_MORELLO(midr) (MIDR_IMPLEMENTOR(midr) == 0x3f \
+ && MIDR_PARTNUM(midr) == 0x412)
+
struct cpu_features
{
uint64_t midr_el1;
@@ -76,6 +81,7 @@ struct cpu_features
/* Currently, the GLIBC memory tagging tunable only defines 8 bits. */
uint8_t mte_state;
bool sve;
+ bool morello;
};
#endif /* _CPU_FEATURES_AARCH64_H */