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Re: [Qemu-arm] [PATCH 3/7] target-arm: Use access_trap_aa32s_el1() for S
Edgar E. Iglesias
Re: [Qemu-arm] [PATCH 3/7] target-arm: Use access_trap_aa32s_el1() for SCR and MVBAR
Sat, 6 Feb 2016 17:03:22 +0100
On Sat, Feb 06, 2016 at 01:48:19PM +0000, Peter Maydell wrote:
> On 6 February 2016 at 12:17, Edgar E. Iglesias <address@hidden> wrote:
> > It seems to me like if EL3 is running in AArch32, then we shouldn't
> > trap accesses from Secure EL1 but I can't find that logic. Am I missing
> > something?
> If EL3 is running in AArch32 then there is no Secure EL1 -- all
> of SVC, IRQ, and the other PL1 modes run at EL3 privilege,
> and arm_current_el() will return 3 in this situation.
Yep, I keep forgetting that for AArch32...