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target/arm: Introduce arm_stage1_mmu_idx 

While we could expose stage_1_mmu_idx, the combination is
probably going to be more useful.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20190108223129.5570-18-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2019-01-21 10:23:12 +00:00 committed by Peter Maydell
parent 50494a279d
commit 64be86ab1b
2 changed files with 22 additions and 0 deletions
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7
target/arm/helper.c
View File

@ -12998,6 +12998,13 @@ int cpu_mmu_index(CPUARMState *env, bool ifetch)
return arm_to_core_mmu_idx(arm_mmu_idx(env));
}
#ifndef CONFIG_USER_ONLY
ARMMMUIdx arm_stage1_mmu_idx(CPUARMState *env)
{
return stage_1_mmu_idx(arm_mmu_idx(env));
}
#endif
void cpu_get_tb_cpu_state(CPUARMState *env, target_ulong *pc,
target_ulong *cs_base, uint32_t *pflags)
{

15
target/arm/internals.h
View File

@ -927,4 +927,19 @@ void arm_cpu_update_vfiq(ARMCPU *cpu);
*/
ARMMMUIdx arm_mmu_idx(CPUARMState *env);
/**
* arm_stage1_mmu_idx:
* @env: The cpu environment
*
* Return the ARMMMUIdx for the stage1 traversal for the current regime.
*/
#ifdef CONFIG_USER_ONLY
static inline ARMMMUIdx arm_stage1_mmu_idx(CPUARMState *env)
{
return ARMMMUIdx_S1NSE0;
}
#else
ARMMMUIdx arm_stage1_mmu_idx(CPUARMState *env);
#endif
#endif