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[v3,20/31] target/arm: Export aa64_va_parameters to internals.h

Message ID 20190108223129.5570-21-richard.henderson@linaro.org
State New
Headers show
Series target/arm: Implement ARMv8.3-PAuth | expand

Commit Message

Richard Henderson Jan. 8, 2019, 10:31 p.m. UTC 
We need to reuse this from helper-a64.c.  Provide a stub
definition for CONFIG_USER_ONLY.  This matches the stub
definitions that we removed for arm_regime_tbi{0,1} before.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

---
 target/arm/internals.h | 17 +++++++++++++++++
 target/arm/helper.c    |  4 ++--
 2 files changed, 19 insertions(+), 2 deletions(-)

-- 
2.17.2
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Patch

diff --git a/target/arm/internals.h b/target/arm/internals.h
index fdda2c866a..82cf685695 100644
--- a/target/arm/internals.h
+++ b/target/arm/internals.h
@@ -956,4 +956,21 @@  typedef struct ARMVAParameters {
     bool using64k   : 1;
 } ARMVAParameters;
 
+#ifdef CONFIG_USER_ONLY
+static inline ARMVAParameters aa64_va_parameters(CPUARMState *env,
+                                                 uint64_t va,
+                                                 ARMMMUIdx mmu_idx, bool data)
+{
+    return (ARMVAParameters) {
+        /* 48-bit address space */
+        .tsz = 16,
+        /* We can't handle tagged addresses properly in user-only mode */
+        .tbi = false,
+    };
+}
+#else
+ARMVAParameters aa64_va_parameters(CPUARMState *env, uint64_t va,
+                                   ARMMMUIdx mmu_idx, bool data);
+#endif
+
 #endif
diff --git a/target/arm/helper.c b/target/arm/helper.c
index f934c80c28..f4538c9f82 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -9744,8 +9744,8 @@  static uint8_t convert_stage2_attrs(CPUARMState *env, uint8_t s2attrs)
     return (hiattr << 6) | (hihint << 4) | (loattr << 2) | lohint;
 }
 
-static ARMVAParameters aa64_va_parameters(CPUARMState *env, uint64_t va,
-                                          ARMMMUIdx mmu_idx, bool data)
+ARMVAParameters aa64_va_parameters(CPUARMState *env, uint64_t va,
+                                   ARMMMUIdx mmu_idx, bool data)
 {
     uint64_t tcr = regime_tcr(env, mmu_idx)->raw_tcr;
     uint32_t el = regime_el(env, mmu_idx);