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target/arm: Set ID_AA64PFR0.DIT and ID_PFR0.DIT to 1 for "max" AA64 CPU 

Enable FEAT_DIT for the "max" AARCH64 CPU.

Signed-off-by: Rebecca Cran <rebecca@nuviainc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210208065700.19454-4-rebecca@nuviainc.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Rebecca Cran 2021-02-07 23:56:59 -07:00 committed by Peter Maydell
parent f944a854ce
commit 2bf1eff9e9
1 changed files with 5 additions and 0 deletions
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5
target/arm/cpu64.c
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@ -669,6 +669,7 @@ static void aarch64_max_initfn(Object *obj)
t = FIELD_DP64(t, ID_AA64PFR0, FP, 1);
t = FIELD_DP64(t, ID_AA64PFR0, ADVSIMD, 1);
t = FIELD_DP64(t, ID_AA64PFR0, SEL2, 1);
t = FIELD_DP64(t, ID_AA64PFR0, DIT, 1);
cpu->isar.id_aa64pfr0 = t;
t = cpu->isar.id_aa64pfr1;
@ -718,6 +719,10 @@ static void aarch64_max_initfn(Object *obj)
u = FIELD_DP32(u, ID_ISAR6, SPECRES, 1);
cpu->isar.id_isar6 = u;
u = cpu->isar.id_pfr0;
u = FIELD_DP32(u, ID_PFR0, DIT, 1);
cpu->isar.id_pfr0 = u;
u = cpu->isar.id_mmfr3;
u = FIELD_DP32(u, ID_MMFR3, PAN, 2); /* ATS1E1 */
cpu->isar.id_mmfr3 = u;