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[PATCH v8 45/45] target/arm: Enable MTE
From: |
Richard Henderson |
Subject: |
[PATCH v8 45/45] target/arm: Enable MTE |
Date: |
Tue, 23 Jun 2020 12:36:58 -0700 |
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(+)
diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index 778cecc2e6..45b0ca7188 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -654,6 +654,7 @@ 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;
--
2.25.1
- Re: [PATCH v8 42/45] target/arm: Cache the Tagged bit for a page in MemTxAttrs, (continued)
[PATCH v8 45/45] target/arm: Enable MTE,
Richard Henderson <=
Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode, Derrick McKee, 2020/06/23
Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode, no-reply, 2020/06/23
Re: [PATCH v8 00/45] target/arm: Implement ARMv8.5-MemTag, system mode, Peter Maydell, 2020/06/25