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Re: [Qemu-devel] [Bug 1349277] [NEW] AArch64 emulation ignores SPSel=0 w
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From: |
Edgar E. Iglesias |
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Subject: |
Re: [Qemu-devel] [Bug 1349277] [NEW] AArch64 emulation ignores SPSel=0 when taking (or returning from) an exception at EL1 or greater |
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Date: |
Wed, 30 Jul 2014 15:24:23 +1000 |
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User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Mon, Jul 28, 2014 at 07:40:56AM -0000, T McIntosh wrote:
> Public bug reported:
>
> The AArch64 emulation ignores SPSel=0 when:
>
> (1) taking an interrupt from an exception level greater than EL0 (e.g.,
> EL1t),
>
> (2) returning from an exception (via ERET) to an exception level greater
> than EL0 (e.g., EL1t), with SPSR_ELx[SPSel]=0.
>
> The attached patch fixes the problem in my application.
Hi,
Patches 1-3 in the following series fix the this problem.
http://lists.gnu.org/archive/html/qemu-devel/2014-06/msg03675.html
Cheers,
Edgar
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