[coreboot] suspend/resume in v3
rminnich at gmail.com
Mon Sep 8 21:57:12 CEST 2008
On Mon, Sep 8, 2008 at 10:00 AM, Stefan Reinauer <stepan at coresystems.de> wrote:
> ron minnich wrote:
>> On Mon, Sep 8, 2008 at 8:47 AM, Stefan Reinauer <stepan at coresystems.de> wrote:
>>> Why would this not be possible? Change %sp and return.
>> if you change sp you really can not return. That's the issue.
> why not? Assuming you created a valid stack before you switch esp. But
> that's really no magic.
crafting a return frame is easy. Recreating all of a stack, at a
different address, is easy for all the parts that are not impossible.
impossible parts are hard.
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