diff mbox series

[14/62] target/arm: Use GetPhysAddrResult in get_phys_addr_pmsav7

Message ID 20220703082419.770989-15-richard.henderson@linaro.org
State Superseded
Headers show
Series target/arm: Implement FEAT_HAFDBS | expand

Commit Message

Richard Henderson July 3, 2022, 8:23 a.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/arm/ptw.c | 36 +++++++++++++++++-------------------
 1 file changed, 17 insertions(+), 19 deletions(-)

Comments

Alex Bennée Aug. 10, 2022, 1:06 p.m. UTC | #1 
Richard Henderson <richard.henderson@linaro.org> writes:

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

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
diff mbox series

Patch

diff --git a/target/arm/ptw.c b/target/arm/ptw.c
index f2e429574d..4b69ecb1b9 100644
--- a/target/arm/ptw.c
+++ b/target/arm/ptw.c
@@ -1509,17 +1509,16 @@  static bool pmsav7_use_background_region(ARMCPU *cpu, ARMMMUIdx mmu_idx,
 
 static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
                                  MMUAccessType access_type, ARMMMUIdx mmu_idx,
-                                 hwaddr *phys_ptr, int *prot,
-                                 target_ulong *page_size,
+                                 GetPhysAddrResult *result,
                                  ARMMMUFaultInfo *fi)
 {
     ARMCPU *cpu = env_archcpu(env);
     int n;
     bool is_user = regime_is_user(env, mmu_idx);
 
-    *phys_ptr = address;
-    *page_size = TARGET_PAGE_SIZE;
-    *prot = 0;
+    result->phys = address;
+    result->page_size = TARGET_PAGE_SIZE;
+    result->prot = 0;
 
     if (regime_translation_disabled(env, mmu_idx) ||
         m_is_ppb_region(env, address)) {
@@ -1531,7 +1530,7 @@  static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
          * which always does a direct read using address_space_ldl(), rather
          * than going via this function, so we don't need to check that here.
          */
-        get_phys_addr_pmsav7_default(env, mmu_idx, address, prot);
+        get_phys_addr_pmsav7_default(env, mmu_idx, address, &result->prot);
     } else { /* MPU enabled */
         for (n = (int)cpu->pmsav7_dregion - 1; n >= 0; n--) {
             /* region search */
@@ -1573,7 +1572,7 @@  static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
                 if (ranges_overlap(base, rmask,
                                    address & TARGET_PAGE_MASK,
                                    TARGET_PAGE_SIZE)) {
-                    *page_size = 1;
+                    result->page_size = 1;
                 }
                 continue;
             }
@@ -1611,7 +1610,7 @@  static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
                 continue;
             }
             if (rsize < TARGET_PAGE_BITS) {
-                *page_size = 1 << rsize;
+                result->page_size = 1 << rsize;
             }
             break;
         }
@@ -1622,7 +1621,7 @@  static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
                 fi->type = ARMFault_Background;
                 return true;
             }
-            get_phys_addr_pmsav7_default(env, mmu_idx, address, prot);
+            get_phys_addr_pmsav7_default(env, mmu_idx, address, &result->prot);
         } else { /* a MPU hit! */
             uint32_t ap = extract32(env->pmsav7.dracr[n], 8, 3);
             uint32_t xn = extract32(env->pmsav7.dracr[n], 12, 1);
@@ -1639,16 +1638,16 @@  static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
                 case 5:
                     break; /* no access */
                 case 3:
-                    *prot |= PAGE_WRITE;
+                    result->prot |= PAGE_WRITE;
                     /* fall through */
                 case 2:
                 case 6:
-                    *prot |= PAGE_READ | PAGE_EXEC;
+                    result->prot |= PAGE_READ | PAGE_EXEC;
                     break;
                 case 7:
                     /* for v7M, same as 6; for R profile a reserved value */
                     if (arm_feature(env, ARM_FEATURE_M)) {
-                        *prot |= PAGE_READ | PAGE_EXEC;
+                        result->prot |= PAGE_READ | PAGE_EXEC;
                         break;
                     }
                     /* fall through */
@@ -1664,16 +1663,16 @@  static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
                 case 1:
                 case 2:
                 case 3:
-                    *prot |= PAGE_WRITE;
+                    result->prot |= PAGE_WRITE;
                     /* fall through */
                 case 5:
                 case 6:
-                    *prot |= PAGE_READ | PAGE_EXEC;
+                    result->prot |= PAGE_READ | PAGE_EXEC;
                     break;
                 case 7:
                     /* for v7M, same as 6; for R profile a reserved value */
                     if (arm_feature(env, ARM_FEATURE_M)) {
-                        *prot |= PAGE_READ | PAGE_EXEC;
+                        result->prot |= PAGE_READ | PAGE_EXEC;
                         break;
                     }
                     /* fall through */
@@ -1686,14 +1685,14 @@  static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
 
             /* execute never */
             if (xn) {
-                *prot &= ~PAGE_EXEC;
+                result->prot &= ~PAGE_EXEC;
             }
         }
     }
 
     fi->type = ARMFault_Permission;
     fi->level = 1;
-    return !(*prot & (1 << access_type));
+    return !(result->prot & (1 << access_type));
 }
 
 bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address,
@@ -2416,8 +2415,7 @@  bool get_phys_addr(CPUARMState *env, target_ulong address,
         } else if (arm_feature(env, ARM_FEATURE_V7)) {
             /* PMSAv7 */
             ret = get_phys_addr_pmsav7(env, address, access_type, mmu_idx,
-                                       &result->phys, &result->prot,
-                                       &result->page_size, fi);
+                                       result, fi);
         } else {
             /* Pre-v7 MPU */
             ret = get_phys_addr_pmsav5(env, address, access_type, mmu_idx,