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[v3,20/20] target/arm: Enable FEAT_LSE2 for -cpu max

Message ID 20230530191438.411344-21-richard.henderson@linaro.org
State Superseded
Headers show
Series target/arm: Implement FEAT_LSE2 | expand

Commit Message

Richard Henderson May 30, 2023, 7:14 p.m. UTC 
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 docs/system/arm/emulation.rst | 1 +
 target/arm/tcg/cpu64.c        | 1 +
 2 files changed, 2 insertions(+)
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Patch

diff --git a/docs/system/arm/emulation.rst b/docs/system/arm/emulation.rst
index 7338987875..ecbbd63adf 100644
--- a/docs/system/arm/emulation.rst
+++ b/docs/system/arm/emulation.rst
@@ -50,6 +50,7 @@  the following architecture extensions:
 - FEAT_LRCPC (Load-acquire RCpc instructions)
 - FEAT_LRCPC2 (Load-acquire RCpc instructions v2)
 - FEAT_LSE (Large System Extensions)
+- FEAT_LSE2 (Large System Extensions v2)
 - FEAT_LVA (Large Virtual Address space)
 - FEAT_MTE (Memory Tagging Extension)
 - FEAT_MTE2 (Memory Tagging Extension)
diff --git a/target/arm/tcg/cpu64.c b/target/arm/tcg/cpu64.c
index 886674a443..2976f94ae4 100644
--- a/target/arm/tcg/cpu64.c
+++ b/target/arm/tcg/cpu64.c
@@ -644,6 +644,7 @@  void aarch64_max_tcg_initfn(Object *obj)
     t = FIELD_DP64(t, ID_AA64MMFR2, IESB, 1);     /* FEAT_IESB */
     t = FIELD_DP64(t, ID_AA64MMFR2, VARANGE, 1);  /* FEAT_LVA */
     t = FIELD_DP64(t, ID_AA64MMFR2, ST, 1);       /* FEAT_TTST */
+    t = FIELD_DP64(t, ID_AA64MMFR2, AT, 1);       /* FEAT_LSE2 */
     t = FIELD_DP64(t, ID_AA64MMFR2, IDS, 1);      /* FEAT_IDST */
     t = FIELD_DP64(t, ID_AA64MMFR2, FWB, 1);      /* FEAT_S2FWB */
     t = FIELD_DP64(t, ID_AA64MMFR2, TTL, 1);      /* FEAT_TTL */