At the moment its possible to have the same issue as VMware and end up with an amd64 "system" with a prehistoric Intel host bridge so blacklist it as well in amd64's pci_attach_hook() for the MSI check.
http://marc.info/?l=openbsd-misc&m=130057771904424&w=2 ... OpenBSD 4.9-current (GENERIC) #490: Fri Mar 18 21:01:23 MDT 2011 [email protected]:/usr/src/sys/arch/amd64/compile/GENERIC real mem = 535756800 (510MB) avail mem = 507482112 (483MB) mainbus0 at root bios0 at mainbus0: SMBIOS rev. 2.4 @ 0xfbd3f (10 entries) bios0: vendor QEMU version "QEMU" date 01/01/2007 acpi0 at bios0: rev 0 acpi0: sleep states S3 S4 S5 acpi0: tables DSDT FACP APIC acpi0: wakeup devices acpitimer0 at acpi0: 3579545 Hz, 24 bits acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat acpiprt0 at acpi0: bus 0 (PCI0) acpicpu0 at acpi0 mpbios at bios0 not configured vmt0 at mainbus0 vmware: open failed, eax=564d5868, ecx=0000001e, edx=00005658 vmt0: failed to open backdoor RPC channel (TCLO protocol) cpu0 at mainbus0: (uniprocessor) cpu0: QEMU Virtual CPU version 0.9.1, 2667.09 MHz cpu0: FPU,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,MMX,FXSR,SS \ E,SSE2,SSE3,NXE,LONG cpu0: 64KB 64b/line 2-way I-cache, 64KB 64b/line 2-way D-cache, 512KB 64b/line 16-way L2 cache cpu0: ITLB 255 4KB entries direct-mapped, 255 4MB entries direct-mapped cpu0: DTLB 255 4KB entries direct-mapped, 255 4MB entries direct-mapped pci0 at mainbus0 bus 0 pchb0 at pci0 dev 0 function 0 "Intel 82441FX" rev 0x02 pcib0 at pci0 dev 1 function 0 "Intel 82371SB ISA" rev 0x00 pciide0 at pci0 dev 1 function 1 "Intel 82371SB IDE" rev 0x00: DMA, channel 0 wired to compatibility, channel 1 wired to compatibility wd0 at pciide0 channel 0 drive 0: <QEMU HARDDISK> wd0: 16-sector PIO, LBA48, 10240MB, 20971520 sectors atapiscsi0 at pciide0 channel 0 drive 1 scsibus0 at atapiscsi0: 2 targets cd0 at scsibus0 targ 0 lun 0: <QEMU, QEMU DVD-ROM, 0.9.> ATAPI 5/cdrom removable wd0(pciide0:0:0): using PIO mode 0, DMA mode 2 cd0(pciide0:0:1): using PIO mode 0 atapiscsi1 at pciide0 channel 1 drive 0 scsibus1 at atapiscsi1: 2 targets cd1 at scsibus1 targ 0 lun 0: <QEMU, QEMU DVD-ROM, 0.9.> ATAPI 5/cdrom removable cd1(pciide0:1:0): using PIO mode 0 uhci0 at pci0 dev 1 function 2 "Intel 82371SB USB" rev 0x01: irq 11 piixpm0 at pci0 dev 1 function 3 "Intel 82371AB Power" rev 0x03: irq 10 iic0 at piixpm0 iic0: addr 0x4c 48=00 words 00=0000 01=0000 02=0000 03=0000 04=0000 05=0000 06=0000 07=0000 iic0: addr 0x4e 48=00 words 00=0000 01=0000 02=0000 03=0000 04=0000 05=0000 06=0000 07=0000 vga1 at pci0 dev 2 function 0 "Cirrus Logic CL-GD5446" rev 0x00 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) em0 at pci0 dev 3 function 0 "Intel PRO/1000MT (82540EM)" rev 0x03: irq 11, address 52:54:00:27:24:25 "Qumranet Virtio Memory" rev 0x00 at pci0 dev 4 function 0 not configured "Qumranet Virtio Console" rev 0x00 at pci0 dev 5 function 0 not configured isa0 at pcib0 isadma0 at isa0 com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo com0: probed fifo depth: 0 bytes pckbc0 at isa0 port 0x60/5 pckbd0 at pckbc0 (kbd slot) pckbc0: using irq 1 for kbd slot wskbd0 at pckbd0: console keyboard, using wsdisplay0 pms0 at pckbc0 (aux slot) pckbc0: using irq 12 for aux slot wsmouse0 at pms0 mux 0 pcppi0 at isa0 port 0x61 spkr0 at pcppi0 fdc0 at isa0 port 0x3f0/6 irq 6 drq 2 fd0 at fdc0 drive 0: density unknown fd1 at fdc0 drive 1: density unknown usb0 at uhci0: USB revision 1.0 uhub0 at usb0 "Intel UHCI root hub" rev 1.00/1.00 addr 1 nvram: invalid checksum mtrr: Pentium Pro MTRR support vscsi0 at root scsibus2 at vscsi0: 256 targets softraid0 at root root on wd0a swap on wd0b dump on wd0b clock: unknown CMOS layout Index: pci_machdep.c =================================================================== RCS file: /home/cvs/src/sys/arch/amd64/pci/pci_machdep.c,v retrieving revision 1.49 diff -u -p -r1.49 pci_machdep.c --- pci_machdep.c 5 Jun 2011 18:09:00 -0000 1.49 +++ pci_machdep.c 16 Jun 2011 18:25:12 -0000 @@ -178,11 +178,12 @@ pci_attach_hook(struct device *parent, s switch (PCI_VENDOR(id)) { case PCI_VENDOR_INTEL: /* - * In the land of VMWare you can have the latest + * In the land of QEMU / VMWare you can have the latest * 64-bit AMD multicore CPU behind a prehistoric Intel * host bridge. Give them what they deserve. */ switch (PCI_PRODUCT(id)) { + case PCI_PRODUCT_INTEL_82441FX: case PCI_PRODUCT_INTEL_82443BX: break; default: -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.
