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Re: [PATCH v4 09/40] target/arm: Rename ARMMMUIdx_S2NS to ARMMMUIdx_Stag
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From: |
Richard Henderson |
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Subject: |
Re: [PATCH v4 09/40] target/arm: Rename ARMMMUIdx_S2NS to ARMMMUIdx_Stage2 |
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Date: |
Fri, 6 Dec 2019 10:05:30 -0800 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.1 |
On 12/6/19 7:46 AM, Peter Maydell wrote:
> On Tue, 3 Dec 2019 at 02:29, Richard Henderson
> <address@hidden> wrote:
>>
>> The EL1&0 regime is the only one that uses 2-stage translation.
>
> ...now what happens when we support secure EL2 and we need a
> secure stage 2 MMUIdx ?
ARMMMUIdx_SStage2?
Or probably some other massive rearrangement, because SecEL2 looks as if it
might need 4 new mmu_idx (secure el2&0-el0, secure el2&0-el2, secure
el2&0-el2-pan, secure stage2), which would put the total at 18, which overflows
the current limit of 16.
r~
- Re: [PATCH v4 08/40] target/arm: Rename ARMMMUIdx*_S12NSE* to ARMMMUIdx*_E10_*, (continued)
[PATCH v4 13/40] target/arm: Rename ARMMMUIdx_S1E2 to ARMMMUIdx_E2, Richard Henderson, 2019/12/02
[PATCH v4 07/40] target/arm: Simplify tlb_force_broadcast alternatives, Richard Henderson, 2019/12/02
[PATCH v4 09/40] target/arm: Rename ARMMMUIdx_S2NS to ARMMMUIdx_Stage2, Richard Henderson, 2019/12/02
[PATCH v4 10/40] target/arm: Rename ARMMMUIdx_S1NSE* to ARMMMUIdx_Stage1_E*, Richard Henderson, 2019/12/02
[PATCH v4 12/40] target/arm: Rename ARMMMUIdx*_S1E3 to ARMMMUIdx*_SE3, Richard Henderson, 2019/12/02
[PATCH v4 14/40] target/arm: Recover 4 bits from TBFLAGs, Richard Henderson, 2019/12/02