At Fri, 11 May 2007 03:25:37 +0100, Rui Paulo wrote: > > At Fri, 11 May 2007 10:10:15 +0800, > Wilkinson, Alex wrote: > > > > Howdy, > > > > How does one know whether their PCI device supports MSI > > and that FreeBSD is using MSI for this device ? > > You can boot with verbose mode on and the info will show up on dmesg. > > For example > found-> vendor=0x11ab, dev=0x4362, revid=0x22 > bus=1, slot=0, func=0 > class=02-00-00, hdrtype=0x00, mfdev=0 > cmdreg=0x0007, statreg=0x0010, cachelnsz=64 (dwords) > lattimer=0x00 (0 ns), mingnt=0x00 (0 ns), maxlat=0x00 (0 ns) > intpin=a, irq=11 > powerspec 2 supports D0 D1 D2 D3 current D0 > MSI supports 2 messages, 64 bit Sorry, pciconf -lvc shows better information. For example, mskc0_at_pci1:0:0: class=0x020000 card=0x532111ab chip=0x436211ab rev=0x22 hdr=0x00 vendor = 'Marvell Semiconductor (Was: Galileo Technology Ltd)' device = 'Yukon 88E8053 PCI-E Gigabit Ethernet Controller (Copper)' class = network subclass = ethernet cap 01[48] = powerspec 2 supports D0 D1 D2 D3 current D0 cap 03[50] = VPD cap 05[5c] = MSI supports 2 messages, 64 bit cap 10[e0] = PCI-Express 1 legacy endpoint -- Rui PauloReceived on Fri May 11 2007 - 00:49:05 UTC
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