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[PATCH v4 4/4] target/arm: Set ID_PFR0.DIT to 1 for "max" 32-bit CPU


From: Rebecca Cran
Subject: [PATCH v4 4/4] target/arm: Set ID_PFR0.DIT to 1 for "max" 32-bit CPU
Date: Tue, 2 Feb 2021 21:58:16 -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 40142ac141e5..c98f44624423 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -2197,6 +2197,10 @@ 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




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