target/arm: Move pmsav7_use_background_region to ptw.c

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220604040607.269301-11-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/target/arm/helper.c b/target/arm/helper.c
index cb23413d8e5ed65a638e59e0996c104ed8b6805d..62e48f0925ce4f09ae84a1fd7a56dea1f601ff1b 100644 (file)
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -11678,25 +11678,6 @@ do_fault:
     return true;
 }
 
-bool pmsav7_use_background_region(ARMCPU *cpu, ARMMMUIdx mmu_idx, bool is_user)
-{
-    /* Return true if we should use the default memory map as a
-     * "background" region if there are no hits against any MPU regions.
-     */
-    CPUARMState *env = &cpu->env;
-
-    if (is_user) {
-        return false;
-    }
-
-    if (arm_feature(env, ARM_FEATURE_M)) {
-        return env->v7m.mpu_ctrl[regime_is_secure(env, mmu_idx)]
-            & R_V7M_MPU_CTRL_PRIVDEFENA_MASK;
-    } else {
-        return regime_sctlr(env, mmu_idx) & SCTLR_BR;
-    }
-}
-
 bool m_is_ppb_region(CPUARMState *env, uint32_t address)
 {
     /* True if address is in the M profile PPB region 0xe0000000 - 0xe00fffff */

diff --git a/target/arm/ptw.c b/target/arm/ptw.c
index 989e783cce9d784bb361017bc03fe72e62850be4..b82638b5a06fd5209af4b6715a574f7c89e2fb9b 100644 (file)
--- a/target/arm/ptw.c
+++ b/target/arm/ptw.c
@@ -415,6 +415,27 @@ static void get_phys_addr_pmsav7_default(CPUARMState *env, ARMMMUIdx mmu_idx,
     }
 }
 
+static bool pmsav7_use_background_region(ARMCPU *cpu, ARMMMUIdx mmu_idx,
+                                         bool is_user)
+{
+    /*
+     * Return true if we should use the default memory map as a
+     * "background" region if there are no hits against any MPU regions.
+     */
+    CPUARMState *env = &cpu->env;
+
+    if (is_user) {
+        return false;
+    }
+
+    if (arm_feature(env, ARM_FEATURE_M)) {
+        return env->v7m.mpu_ctrl[regime_is_secure(env, mmu_idx)]
+            & R_V7M_MPU_CTRL_PRIVDEFENA_MASK;
+    } else {
+        return regime_sctlr(env, mmu_idx) & SCTLR_BR;
+    }
+}
+
 static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
                                  MMUAccessType access_type, ARMMMUIdx mmu_idx,
                                  hwaddr *phys_ptr, int *prot,

diff --git a/target/arm/ptw.h b/target/arm/ptw.h
index 8d2e23971478441d4836c13924aa0076dfa96924..d2d27119082919eca56ba51ecbdcbd47fedb19db 100644 (file)
--- a/target/arm/ptw.h
+++ b/target/arm/ptw.h
@@ -36,8 +36,6 @@ simple_ap_to_rw_prot(CPUARMState *env, ARMMMUIdx mmu_idx, int ap)
 bool m_is_ppb_region(CPUARMState *env, uint32_t address);
 bool m_is_system_region(CPUARMState *env, uint32_t address);
 
-bool pmsav7_use_background_region(ARMCPU *cpu, ARMMMUIdx mmu_idx, bool is_user);
-
 bool get_phys_addr_lpae(CPUARMState *env, uint64_t address,
                         MMUAccessType access_type, ARMMMUIdx mmu_idx,
                         bool s1_is_el0,