[coreboot] Tyan S2895 SATA, USB, ethernet not working
abasterfield at gmail.com
Tue Mar 5 00:28:54 CET 2013
On 04/03/13 23:21, Andrew Goodbody wrote:
> On 04/03/13 20:46, Andrew Basterfield wrote:
>> On 03/03/13 16:48, Andrew Goodbody wrote:
>>> You say it is stable with one CPU using the Tyan BIOS so it is at least
>>> possible to use the board as is.
>>> There is certainly code in the S2895 devtree and mptable to allow for
>>> the missing devices caused by a missing 2nd CPU but I have no idea how
>>> well tested that is. How does it behave if you boot with ACPI disabled?
>> It is much much better with ACPI disabled for the kernel; debian boots,
>> I get SATA and USB although no onboard ethernet.
> Looking at the two boot logs, the PCI resources allocated are very
> different. My big worry is about the reported differences on the IRQs in
> use. I'm not sure what more help I can be. I doubt that the missing CPU
> is affecting things too much, I just think that this board support code
> simply needs fixing. It would be helpful if anyone knew of any previous
> revision where it used to work?
> Did you try Carl-Daniel's suggestion of booting with 2GB or less?
I have tried with 1GB and ACPI enabled and I got the same symptoms as
all the RAM and ACPI enabled; i.e. it didn't help
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