Re: [PATCH] target/arm: honor HCR_E2H for AT S1E2R and AT S1E2W address translation

[Richard Henderson]

On 10/25/22 22:25, Peter Maydell wrote:
In the pseudocode, E2H is handled by changing the behaviour not
just of the S1E2 ops, but also of the S1E1 ops. If E2H is set:
  * the S1E2 ops use the EL2&0 regime, but continue to ignore
    PSTATE.PAN
  * the S1E1 ops also use the EL2&0 regime, with the S1E1RP and
    S1E1WP ops looking at PSTATE.PAN and the others not
Richard -- do we want to just do the same thing, or do
our MMUIdx uses differ from the architectural translation
regimes in a way that means we need to do something else?

We want to do the same thing.  The *_PAN MMUIdx are intended to be exactly like the 
architecture, when PAN is enabled and not ignored.


r~