I installed the latest OpenBSD snapshot onto my newly assembled computer and discovered the motherboard's on-board Ethernet controller is not supported. Relevant line from dmesg seems to be:
"Intel ICH10 R BM LF" rev 0x00 at pci0 dev 25 function 0 not configured I tried quickly hacking if_em*.c to just attach to this device too, but that didn't seem sufficient. I thought I'd ping the mailing list about this to see if anyone had suggestions/patches before digging into it more. Thanks. OpenBSD 4.5-current (GENERIC.MP) #90: Fri May 1 11:58:12 MDT 2009 dera...@amd64.openbsd.org:/usr/src/sys/arch/amd64/compile/GENERIC.MP real mem = 3180941312 (3033MB) avail mem = 3072720896 (2930MB) mainbus0 at root bios0 at mainbus0: SMBIOS rev. 2.4 @ 0xe84b0 (56 entries) bios0: vendor Intel Corp. version "IDG4510H.86A.0077.2008.0725.1734" date 07/25/2008 bios0: Intel Corporation DG45ID acpi0 at bios0: rev 2 acpi0: tables DSDT FACP APIC MCFG ASF! HPET acpi0: wakeup devices P0P1(S3) UAR1(S3) UAR3(S5) P0P2(S3) USB0(S3) USB1(S3) USB2(S3) EUSB(S3) USB3(S3) USB4(S3) USBE(S3) PEX0(S4) PEX1(S4) PEX2(S4) PEX3(S4) PEX4(S4) GBE_(S4) USB5(S3) PWRB(S5) acpitimer0 at acpi0: 3579545 Hz, 24 bits acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat cpu0 at mainbus0: apid 0 (boot processor) cpu0: Intel(R) Core(TM)2 Duo CPU E8400 @ 3.00GHz, 2999.99 MHz cpu0: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,VMX,SMX,EST,TM2,CX16,xTPR,NXE,LONG cpu0: 6MB 64b/line 16-way L2 cache cpu0: apic clock running at 333MHz cpu1 at mainbus0: apid 1 (application processor) cpu1: Intel(R) Core(TM)2 Duo CPU E8400 @ 3.00GHz, 2999.66 MHz cpu1: FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,SBF,SSE3,MWAIT,DS-CPL,VMX,SMX,EST,TM2,CX16,xTPR,NXE,LONG cpu1: 6MB 64b/line 16-way L2 cache ioapic0 at mainbus0 apid 0 pa 0xfec00000, version 20, 24 pins acpihpet0 at acpi0: 14318179 Hz acpiprt0 at acpi0: bus 0 (PCI0) acpiprt1 at acpi0: bus 1 (P0P2) acpiprt2 at acpi0: bus -1 (PEX0) acpiprt3 at acpi0: bus -1 (PEX1) acpiprt4 at acpi0: bus -1 (PEX2) acpiprt5 at acpi0: bus -1 (PEX3) acpiprt6 at acpi0: bus -1 (PEX4) acpicpu0 at acpi0:, C3, C2, C1 acpicpu1 at acpi0:, C3, C2, C1 acpibtn0 at acpi0: PWRB cpu0: unknown Enhanced SpeedStep CPU, msr 0x0616092206000922 cpu0: using only highest and lowest power states cpu0: Enhanced SpeedStep 3000 MHz (1244 mV): speeds: 3000, 2000 MHz pci0 at mainbus0 bus 0 extent `pciio' (0x0 - 0xffffffff), flags=0 0xf000 - 0xf143 0xf150 - 0xf157 0xf160 - 0xf163 0xf170 - 0xf177 0xf180 - 0xf183 0xf190 - 0xf197 0xf1a0 - 0xf1a3 0xf1b0 - 0xf1b7 0xf1c0 - 0xf1c7 0x10000 - 0xffffffff extent `pcimem' (0x0 - 0xffffffff), flags=0 0x0 - 0x9ffff 0xe0000 - 0xbdcfffff 0xd0000000 - 0xdfffffff 0xfed1c000 - 0xfed1ffff 0xff000000 - 0xff62610f 0xffa80000 - 0xffbfffff 0xffe80000 - 0xffffffff pchb0 at pci0 dev 0 function 0 "Intel G45 Host" rev 0x03 vga1 at pci0 dev 2 function 0 "Intel G45 Video" rev 0x03 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) intagp0 at vga1 agp0 at intagp0: aperture at 0xd0000000, size 0x10000000 inteldrm0 at vga1: apic 0 int 16 (irq 11) drm0 at inteldrm0 "Intel G45 Video" rev 0x03 at pci0 dev 2 function 1 not configured vendor "Intel", unknown product 0x2e24 (class communications subclass miscellaneous, rev 0x03) at pci0 dev 3 function 0 not configured "Intel ICH10 R BM LF" rev 0x00 at pci0 dev 25 function 0 not configured uhci0 at pci0 dev 26 function 0 "Intel 82801JI USB" rev 0x00: apic 0 int 16 (irq 11) uhci1 at pci0 dev 26 function 1 "Intel 82801JI USB" rev 0x00: apic 0 int 21 (irq 3) uhci2 at pci0 dev 26 function 2 "Intel 82801JI USB" rev 0x00: apic 0 int 18 (irq 11) ehci0 at pci0 dev 26 function 7 "Intel 82801JI USB" rev 0x00: apic 0 int 18 (irq 11) ehci0: timed out waiting for BIOS usb0 at ehci0: USB revision 2.0 uhub0 at usb0 "Intel EHCI root hub" rev 2.00/1.00 addr 1 azalia0 at pci0 dev 27 function 0 "Intel 82801JI HD Audio" rev 0x00: apic 0 int 22 (irq 10) azalia0: codecs: IDT 92HD73E1, Intel/0x2803, using IDT 92HD73E1 audio0 at azalia0 uhci3 at pci0 dev 29 function 0 "Intel 82801JI USB" rev 0x00: apic 0 int 23 (irq 3) uhci4 at pci0 dev 29 function 1 "Intel 82801JI USB" rev 0x00: apic 0 int 19 (irq 11) uhci5 at pci0 dev 29 function 2 "Intel 82801JI USB" rev 0x00: apic 0 int 18 (irq 11) ehci1 at pci0 dev 29 function 7 "Intel 82801JI USB" rev 0x00: apic 0 int 23 (irq 3) ehci1: timed out waiting for BIOS usb1 at ehci1: USB revision 2.0 uhub1 at usb1 "Intel EHCI root hub" rev 2.00/1.00 addr 1 ppb0 at pci0 dev 30 function 0 "Intel 82801BA Hub-to-PCI" rev 0x90 pci1 at ppb0 bus 1 extent `ppb0 pcimem' (0x0 - 0xffffffff), flags=0 0x0 - 0xff5010ff 0xff600000 - 0xffffffff "AT&T/Lucent FW322 1394" rev 0x70 at pci1 dev 1 function 0 not configured pcib0 at pci0 dev 31 function 0 "Intel 82801JIR LPC" rev 0x00 ahci0 at pci0 dev 31 function 2 "Intel 82801JI AHCI" rev 0x00: apic 0 int 19 (irq 11), AHCI 1.2 scsibus0 at ahci0: 32 targets sd0 at scsibus0 targ 0 lun 0: <ATA, WDC WD7500AACS-0, 01.0> SCSI3 0/direct fixed sd0: 715404MB, 512 bytes/sec, 1465149168 sec total cd0 at scsibus0 targ 3 lun 0: <HL-DT-ST, DVD-RAM GH22LS30, 1.01> ATAPI 5/cdrom removable ichiic0 at pci0 dev 31 function 3 "Intel 82801JI SMBus" rev 0x00: apic 0 int 18 (irq 11) iic0 at ichiic0 adt0 at iic0 addr 0x2e: lm96000 rev 0x68 spdmem0 at iic0 addr 0x50: 2GB DDR2 SDRAM non-parity PC2-6400CL5 spdmem1 at iic0 addr 0x52: 2GB DDR2 SDRAM non-parity PC2-6400CL5 pciide0 at pci0 dev 31 function 5 "Intel 82801JI SATA" rev 0x00: DMA, channel 0 wired to native-PCI, channel 1 wired to native-PCI pciide0: using apic 0 int 19 (irq 11) for native-PCI interrupt usb2 at uhci0: USB revision 1.0 uhub2 at usb2 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb3 at uhci1: USB revision 1.0 uhub3 at usb3 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb4 at uhci2: USB revision 1.0 uhub4 at usb4 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb5 at uhci3: USB revision 1.0 uhub5 at usb5 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb6 at uhci4: USB revision 1.0 uhub6 at usb6 "Intel UHCI root hub" rev 1.00/1.00 addr 1 usb7 at uhci5: USB revision 1.0 uhub7 at usb7 "Intel UHCI root hub" rev 1.00/1.00 addr 1 isa0 at pcib0 isadma0 at isa0 com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo 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 pcppi0 at isa0 port 0x61 midi0 at pcppi0: <PC speaker> spkr0 at pcppi0 lpt0 at isa0 port 0x378/4 irq 7 mtrr: Pentium Pro MTRR support uhidev0 at uhub5 port 2 configuration 1 interface 0 "Plus More Enterprise LTD. USB-compliant keyboard" rev 1.10/1.00 addr 2 uhidev0: iclass 3/1 ukbd0 at uhidev0: 8 modifier keys, 6 key codes wskbd1 at ukbd0 mux 1 wskbd1: connecting to wsdisplay0 uhidev1 at uhub5 port 2 configuration 1 interface 1 "Plus More Enterprise LTD. USB-compliant keyboard" rev 1.10/1.00 addr 2 uhidev1: iclass 3/1, 3 report ids uhid0 at uhidev1 reportid 1: input=2, output=0, feature=0 uhid1 at uhidev1 reportid 2: input=1, output=0, feature=0 ums0 at uhidev1 reportid 3: 0 button, Z dir wsmouse0 at ums0 mux 0 softraid0 at root root on sd0a swap on sd0b dump on sd0b umass0 at uhub1 port 1 configuration 1 interface 0 "Silicon Integrated Systems Corp. USB Mass Storage Device" rev 2.00/1.00 addr 2 umass0: using SCSI over Bulk-Only scsibus1 at umass0: 2 targets, initiator 0 sd1 at scsibus1 targ 1 lun 0: <USB 2.0, Flash Disk, 0.00> SCSI2 0/direct removable sd1: 490MB, 512 bytes/sec, 1003520 sec total