[SeaBIOS] [PATCH 3/3] acpi: revert d9f5cdbdf (DSDT: Fix HPET _CRS Method)
Gerd Hoffmann
kraxel at redhat.com
Mon Dec 10 08:04:11 CET 2012
>>> + Method(_STA, 0) {
>>> + Store(0x10, CMDP) // APPLESMC_READ_CMD
>>> + Store(CMDP, Local0)
>>> + If (LEqual(Local0, 0x0c)) {
>
> Also, once you've tickled the CMDP, the SMC internal state is no
> longer what OS X expects, so it gets all hung up on that later during
> the boot process. I guess I'll put "gain thorough understanding of the
> qemu applesmc state machine" on my ToDo list :)
_STA having side effects isn't exactly nice. Doing that once in _INI
instead might work better.
cheers,
Gerd
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