Re: [LinuxBIOS] lpci_set_subsystem question

[Marc Jones]

Stefan Reinauer wrote:
> Marc Jones  [070815 23:01]:
> > Shouldn't the PCI config register always be 0x2c (subsystem ID register) 
> > like in the last example (bcm5780_sb_pci_main.c)? Should these functions 
> > even be there since there is a stock pci_dev_set_subsystem() that seems 
> > to be correct?
>
> I think on some systems 2c is always read-only, while on others it is
> read/write or read-once. Those with read-only 2c have a writable
> register that mirrors the value to 2c.
>
> Not sure if that's the case here.

Ah, That could be it. I will see if I have some specs for those devices 
that look odd.

Thanks,
Marc