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target/arm: Move pmsav7_use_background_region to ptw.c

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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>
This commit is contained in:
Richard Henderson 2022-06-08 19:38:50 +01:00 • committed by Peter Maydell
parent fedbaa0503
commit c8e436c9f7
3 changed files with 21 additions and 21 deletions
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21
target/arm/ptw.c
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@ -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,