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[v6,4/4] target/arm: set ID_AA64ISAR0.TLB to 2 for max AARCH64 CPU type

Message ID 20210408002039.18027-5-rebecca@nuviainc.com
State New
Headers show
Series target/arm: Add support for FEAT_TLBIOS and FEAT_TLBIRANGE | expand

Commit Message

Rebecca Cran April 8, 2021, 12:20 a.m. UTC 
Indicate support for FEAT_TLBIOS and FEAT_TLBIRANGE by setting
ID_AA64ISAR0.TLB to 2 for the max AARCH64 CPU type.

Signed-off-by: Rebecca Cran <rebecca@nuviainc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/cpu64.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c
index f0a9e968c9c1..f42803ecaf1d 100644
--- a/target/arm/cpu64.c
+++ b/target/arm/cpu64.c
@@ -651,6 +651,7 @@  static void aarch64_max_initfn(Object *obj)
         t = FIELD_DP64(t, ID_AA64ISAR0, DP, 1);
         t = FIELD_DP64(t, ID_AA64ISAR0, FHM, 1);
         t = FIELD_DP64(t, ID_AA64ISAR0, TS, 2); /* v8.5-CondM */
+        t = FIELD_DP64(t, ID_AA64ISAR0, TLB, 2); /* FEAT_TLBIRANGE */
         t = FIELD_DP64(t, ID_AA64ISAR0, RNDR, 1);
         cpu->isar.id_aa64isar0 = t;