On Tue, 20 Nov 2018 at 17:17, Leif Lindholm wrote:
>
> On Tue, Nov 20, 2018 at 04:44:33PM +0100, Ard Biesheuvel wrote:
> > Our poor man's implementation of EnterS3WithImmediateWake () currently
> > sets a high TPL level to disable interrupts, and simply calls the
> > PEI entrypoint again after
On Tue, Nov 20, 2018 at 04:44:33PM +0100, Ard Biesheuvel wrote:
> Our poor man's implementation of EnterS3WithImmediateWake () currently
> sets a high TPL level to disable interrupts, and simply calls the
> PEI entrypoint again after disabling the MMU.
>
> Unfortunately, this is not sufficient:
Our poor man's implementation of EnterS3WithImmediateWake () currently
sets a high TPL level to disable interrupts, and simply calls the
PEI entrypoint again after disabling the MMU.
Unfortunately, this is not sufficient: DMA capable devices such as
network controllers or USB controllers may
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