[coreboot] Obvious bug in mcp55/pci.c

Myles Watson mylesgw at gmail.com
Tue Feb 10 22:59:51 CET 2009



> -----Original Message-----
> From: coreboot-bounces at coreboot.org [mailto:coreboot-bounces at coreboot.org]
> On Behalf Of Ronald Hoogenboom
> Sent: Tuesday, February 10, 2009 2:36 PM
> To: coreboot at coreboot.org
> Subject: [coreboot] Obvious bug in mcp55/pci.c
> 
> Hi,
> 
> I stumbled on an obvious error in a piece of code (v3) conditional on
> CONFIG_PCI_64BIT_PREF_MEM. What is the exact purpose of this config and
> why is it obviously never used? (doesn't even compile)

It lets you allocate prefetchable memory resources above 4GB.  In v3 it
isn't used, but it has worked in v2, at least for some Tyan boards.  You can
compare the two.

v3 mcp55 support is a WIP.

Myles





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