[coreboot] [v2] r4698 - trunk/coreboot-v2/src/mainboard/dell/s1850
stepan at coresystems.de
Thu Oct 1 03:28:44 CEST 2009
On Oct 1, 2009, at 2:44, ron minnich <rminnich at gmail.com> wrote:
> On Wed, Sep 30, 2009 at 5:11 PM, Stefan Reinauer <stepan at coresystems.de
> > wrote:
>> :-) Nice
> Sorry. I just assumed nobody would even care about this antique. Hope
> no one is too annoyed by the self-ack.
>>> + /* operate on undocumented device */
>> Can you dump the pci config space or read the pci id of that device?
> no, because the Dell BIOS turns it completely off.
There's a pci config space dumper in one or two of the debug.c versions
>>> + /* ACPI base address */
>>> + pci_write_config16(PCI_DEV(0, 0x1f, 0), 0x40, 0x800);
>> bit 0 is hard wired to 1 so it doesn't matter much I guess.
> yes, I'm cloning what they do by watching IO with serialice. They did
> not read it and or it in in this one case.
> lotsa magic bits here. This is a really old part so I'm a little
> surprised. Not too much, any more.
> Going to have a long delay now while I convert to CAR. Also having a
> meeting in 2 weeks that may kill the whole project.
Sure you want to add new points of failure? ;-)
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