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[PATCH v5 4/4] target/arm: Set ID_PFR0.DIT to 1 for "max" 32-bit CPU
From: |
Rebecca Cran |
Subject: |
[PATCH v5 4/4] target/arm: Set ID_PFR0.DIT to 1 for "max" 32-bit CPU |
Date: |
Sun, 7 Feb 2021 23:57:00 -0700 |
Enable FEAT_DIT for the "max" 32-bit CPU.
Signed-off-by: Rebecca Cran <rebecca@nuviainc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
target/arm/cpu.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 8ddb2556f8cf..5cf6c056c50f 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -2202,6 +2202,10 @@ static void arm_max_initfn(Object *obj)
t = FIELD_DP32(t, ID_MMFR4, CNP, 1); /* TTCNP */
t = FIELD_DP32(t, ID_MMFR4, XNX, 1); /* TTS2UXN */
cpu->isar.id_mmfr4 = t;
+
+ t = cpu->isar.id_pfr0;
+ t = FIELD_DP32(t, ID_PFR0, DIT, 1);
+ cpu->isar.id_pfr0 = t;
}
#endif
}
--
2.26.2
- [PATCH v5 0/4] target/arm: Add support for FEAT_DIT, Data Independent Timing, Rebecca Cran, 2021/02/08
- [PATCH v5 2/4] target/arm: Support AA32 DIT by moving PSTATE_SS from cpsr into env->pstate, Rebecca Cran, 2021/02/08
- [PATCH v5 1/4] target/arm: Add support for FEAT_DIT, Data Independent Timing, Rebecca Cran, 2021/02/08
- [PATCH v5 4/4] target/arm: Set ID_PFR0.DIT to 1 for "max" 32-bit CPU,
Rebecca Cran <=
- [PATCH v5 3/4] target/arm: Set ID_AA64PFR0.DIT and ID_PFR0.DIT to 1 for "max" AA64 CPU, Rebecca Cran, 2021/02/08
- Re: [PATCH v5 0/4] target/arm: Add support for FEAT_DIT, Data Independent Timing, Peter Maydell, 2021/02/09