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target/arm: Move stage_1_mmu_idx, arm_stage1_mmu_idx to ptw.c

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Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220604040607.269301-28-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 19:38:54 +01:00 • committed by Peter Maydell
parent 23971205cf
commit 1d26125536
2 changed files with 28 additions and 32 deletions
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28
target/arm/ptw.c
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@ -47,6 +47,34 @@ unsigned int arm_pamax(ARMCPU *cpu)
return pamax_map[parange];
}
/*
* Convert a possible stage1+2 MMU index into the appropriate stage 1 MMU index
*/
ARMMMUIdx stage_1_mmu_idx(ARMMMUIdx mmu_idx)
{
switch (mmu_idx) {
case ARMMMUIdx_SE10_0:
return ARMMMUIdx_Stage1_SE0;
case ARMMMUIdx_SE10_1:
return ARMMMUIdx_Stage1_SE1;
case ARMMMUIdx_SE10_1_PAN:
return ARMMMUIdx_Stage1_SE1_PAN;
case ARMMMUIdx_E10_0:
return ARMMMUIdx_Stage1_E0;
case ARMMMUIdx_E10_1:
return ARMMMUIdx_Stage1_E1;
case ARMMMUIdx_E10_1_PAN:
return ARMMMUIdx_Stage1_E1_PAN;
default:
return mmu_idx;
}
}
ARMMMUIdx arm_stage1_mmu_idx(CPUARMState *env)
{
return stage_1_mmu_idx(arm_mmu_idx(env));
}
static bool regime_translation_big_endian(CPUARMState *env, ARMMMUIdx mmu_idx)
{
return (regime_sctlr(env, mmu_idx) & SCTLR_EE) != 0;