On Thu, Mar 31, 2005 at 02:14:09PM -0600, Linas Vepstas wrote: > > What config registers are you restoring? > > BAR's, grant, latency, interrupt, cacheline size.
"grant" is PCI_COMMAND? If so, I think you have all of them. You may want to leave BUS_MASTER disabled until you think the driver is in a state where it needs to do DMA again. E.g. before kicking off the scripts engine. > > helps, or you could try power cycling the slot instead of using PCI reset. > > yes I could :( I'll try that next. Problem is, not all slots are > power-cyclable, only the hotplug slots are. I've discoverd that > for example, the ethernet chips are soldered to the motherboard, and > can't be power-cycled (but fortunately, those don't give me trouble). They can if the NIC driver doesn't deal with programming the phy properly. We had a problem with tg3 because of that in the past. The phy doesn't get reset as part of the PCI Bus RESET. grant - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
