MCP55 SATA solution to test
marco.broeder at gmx.eu
Sun Oct 25 16:37:17 UTC 2009
On Sun October 25 2009 02:46:57 Alexander Motin wrote:
> Thanks to one man who provided access to his machine, I seem to found
> how to fix device detection on nVidia MCP55 SATA controller on amd64
> 8.0. Looks like this controller need some time (very short) to enable
> BAR(5) memory access after PCI configuration register written. Probably
> some changes in PCI code exposed this issue. Also it explains why
> setting hw.pci.mcfg to 0 helps.
> Attached patch solves problem for that machine. Testers are welcome.
Success! I tested your patch and everything is working fine
with hw.pci.mcfg set to 1, now. Please commit it.
Marco Bröder <marco.broeder at gmx.eu>
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