diff mbox series

[v6,39/42] target/arm: Enable MTE

Message ID 20200312194219.24406-40-richard.henderson@linaro.org
State Superseded
Headers show
Series target/arm: Implement ARMv8.5-MemTag, system mode | expand

Commit Message

Richard Henderson March 12, 2020, 7:42 p.m. UTC 
We now implement all of the components of MTE, without actually
supporting any tagged memory.  All MTE instructions will work,
trivially, so we can enable support.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
v6: Delay user-only cpu reset bits to the user-only patch set.
---
 target/arm/cpu64.c | 1 +
 1 file changed, 1 insertion(+)

-- 
2.20.1
diff mbox series

Patch

diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index 62d36f9e8d..94e83b8487 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -665,6 +665,7 @@  static void aarch64_max_initfn(Object *obj)
 
         t = cpu->isar.id_aa64pfr1;
         t = FIELD_DP64(t, ID_AA64PFR1, BT, 1);
+        t = FIELD_DP64(t, ID_AA64PFR1, MTE, 2);
         cpu->isar.id_aa64pfr1 = t;
 
         t = cpu->isar.id_aa64mmfr1;