Subject: Re: Vaio cannot attach uhci0 due to no ioport fixup in pcibios?
To: Jonathan Stone <jonathan@DSG.Stanford.EDU>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: port-i386
Date: 01/18/2000 00:39:00
On Tue, 18 Jan 2000 00:27:51 -0800 
 Jonathan Stone <jonathan@DSG.Stanford.EDU> wrote:

 > Using a 1.3P kernle with Xmas-is sources, Sony Vaio PCG-3xx's cannot
 > attach the USB controller, apparently because they dont est up the io
 > port range correctly. The original, uncomitted pcibios patches from
 > Japan handled this.  The commited code doesn't (or didn't).
 > 
 > Its possible tweaking BIOS Parameters might fix this, but I havent yet
 > found a sequence that works.
 > 
 > Should I PR this?  ISTR the intent was to get the pcibios code to work
 > on all i386es with PCI BIOS, so we can turn it on in GENERIC (and
 > INSTALL?) kernels.

The reason I didn't commit the BAR fixup stuff is because it was woefully
incomplete.  It certainly wouldn't have handled PCI-PCI bridges properly.

        -- Jason R. Thorpe <thorpej@nas.nasa.gov>