Re: bge driver and MSI

2009-12-08 Thread Julian H. Stacey
> As a more general question, what would be the right medium to > document such device errata as it relates to a driver? Is the > man page the best location or would it be better to add a > table near the top of the driver file which summarizes the > bugs and the workarounds? Is there a general

Re: bge driver and MSI

2009-12-08 Thread Julian Elischer
David Christensen wrote: MSI is broken on this device (actually all PCI/PCI-X devices in the 57XX family). The interrupt will be asserted as expected but masking the interrupt does not work. For those newer 1Gb PCIe devices that do work correctly with MSI, only a single message is actually

RE: bge driver and MSI

2009-12-08 Thread David Christensen
> > MSI is broken on this device (actually all PCI/PCI-X devices in the > > 57XX family). The interrupt will be asserted as expected > but masking > > the interrupt does not work. For those newer 1Gb PCIe > devices that do > > work correctly with MSI, only a single message is actually > sup

Re: bge driver and MSI

2009-12-07 Thread Julian Elischer
David Christensen wrote: Can the bge driver use more than one MSI message? If possible, what the advantage of this on a SMP system (better CPU distribution on interrupts?)? [...] -- MSI is broken on this device (actually all PCI/PCI-X devices in the 57XX family). The interrupt will be a

RE: bge driver and MSI

2009-12-07 Thread David Christensen
> Can the bge driver use more than one MSI message? If > possible, what the advantage of this on a SMP system (better > CPU distribution on interrupts?)? > > I have an Broadcom BCM5703X, with 8 MSI messages: > -- > b...@pci0:1:2:0:class=0x02 card=0x00cb0e11 > chip=0x16a714e4 rev=0x02 >

Re: bge driver and MSI

2009-12-01 Thread Pyun YongHyeon
On Tue, Dec 01, 2009 at 03:31:37PM -0200, Rafael Ganascim wrote: > Hi list, > > Can the bge driver use more than one MSI message? If possible, what the > advantage of this on a SMP system (better CPU distribution on interrupts?)? > > I have an Broadcom BCM5703X, with 8 MSI messages: > -- > b...@p