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[PULL,10/30] target/arm: Extract HA and HD in aa64_va_parameters

Message ID 20221025163952.4131046-11-peter.maydell@linaro.org
State New
Headers show
Series [PULL,01/30] target/arm: Implement FEAT_E0PD | expand

Commit Message

Peter Maydell Oct. 25, 2022, 4:39 p.m. UTC 
From: Richard Henderson <richard.henderson@linaro.org>

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-id: 20221024051851.3074715-5-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 target/arm/internals.h | 2 ++
 target/arm/helper.c    | 8 +++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/target/arm/internals.h b/target/arm/internals.h
index abfb32d77c2..32ed37a05b6 100644
--- a/target/arm/internals.h
+++ b/target/arm/internals.h
@@ -1065,6 +1065,8 @@  typedef struct ARMVAParameters {
     bool hpd        : 1;
     bool tsz_oob    : 1;  /* tsz has been clamped to legal range */
     bool ds         : 1;
+    bool ha         : 1;
+    bool hd         : 1;
     ARMGranuleSize gran : 2;
 } ARMVAParameters;
 
diff --git a/target/arm/helper.c b/target/arm/helper.c
index 47afaec6b44..b070a20f1ad 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -10470,7 +10470,7 @@  ARMVAParameters aa64_va_parameters(CPUARMState *env, uint64_t va,
                                    ARMMMUIdx mmu_idx, bool data)
 {
     uint64_t tcr = regime_tcr(env, mmu_idx);
-    bool epd, hpd, tsz_oob, ds;
+    bool epd, hpd, tsz_oob, ds, ha, hd;
     int select, tsz, tbi, max_tsz, min_tsz, ps, sh;
     ARMGranuleSize gran;
     ARMCPU *cpu = env_archcpu(env);
@@ -10489,6 +10489,8 @@  ARMVAParameters aa64_va_parameters(CPUARMState *env, uint64_t va,
         epd = false;
         sh = extract32(tcr, 12, 2);
         ps = extract32(tcr, 16, 3);
+        ha = extract32(tcr, 21, 1) && cpu_isar_feature(aa64_hafs, cpu);
+        hd = extract32(tcr, 22, 1) && cpu_isar_feature(aa64_hdbs, cpu);
         ds = extract64(tcr, 32, 1);
     } else {
         bool e0pd;
@@ -10514,6 +10516,8 @@  ARMVAParameters aa64_va_parameters(CPUARMState *env, uint64_t va,
             e0pd = extract64(tcr, 56, 1);
         }
         ps = extract64(tcr, 32, 3);
+        ha = extract64(tcr, 39, 1) && cpu_isar_feature(aa64_hafs, cpu);
+        hd = extract64(tcr, 40, 1) && cpu_isar_feature(aa64_hdbs, cpu);
         ds = extract64(tcr, 59, 1);
 
         if (e0pd && cpu_isar_feature(aa64_e0pd, cpu) &&
@@ -10586,6 +10590,8 @@  ARMVAParameters aa64_va_parameters(CPUARMState *env, uint64_t va,
         .hpd = hpd,
         .tsz_oob = tsz_oob,
         .ds = ds,
+        .ha = ha,
+        .hd = ha && hd,
         .gran = gran,
     };
 }