here's the dmesg from a 4.9 install. this is with everything in the bios turned on, and two ethernet cards installed. I'm downloading both the 11/16 and 11/20 snapshot install50 from my mirror, I'll test them out later tonight.
--------------------------------------------------------------- OpenBSD 4.9 (GENERIC) #671: Wed Mar 2 07:09:00 MST 2011 dera...@i386.openbsd.org:/usr/src/sys/arch/i386/compile/GENERIC cpu0: Intel Pentium III ("GenuineIntel" 686-class, 512KB L2 cache) 449 MHz cpu0: FPU,V86,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PSE36,MMX,FXSR,SSE real mem = 133656576 (127MB) avail mem = 121405440 (115MB) mainbus0 at root bios0 at mainbus0: AT/286+ BIOS, date 04/03/00, BIOS32 rev. 0 @ 0xfdb70, SMBIOS rev. 2.1 @ 0xf0d50 (45 entries) bios0: vendor Intel Corp. version "4S4R100A.86A.0017.P10.0004031558" date 04/03/00 bios0: Intel Corporation SR440BX apm0 at bios0: Power Management spec V1.2 apm0: AC on, battery charge unknown acpi at bios0 function 0x0 not configured pcibios0 at bios0: rev 2.1 @ 0xf0000/0x10000 pcibios0: PCI IRQ Routing Table rev 1.0 @ 0xf65f0/176 (9 entries) pcibios0: PCI Interrupt Router at 000:07:0 ("Intel 82371FB ISA" rev 0x00) pcibios0: PCI bus #1 is the last bus bios0: ROM list: 0xc0000/0x8000 cpu0 at mainbus0: (uniprocessor) pci0 at mainbus0 bus 0: configuration mode 1 (bios) pchb0 at pci0 dev 0 function 0 "Intel 82443BX AGP" rev 0x03 intelagp0 at pchb0 agp0 at intelagp0: aperture at 0xf8000000, size 0x4000000 ppb0 at pci0 dev 1 function 0 "Intel 82443BX AGP" rev 0x03 pci1 at ppb0 bus 1 vga1 at pci1 dev 0 function 0 "NVIDIA Riva TNT" rev 0x04 wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation) wsdisplay0: screen 1-5 added (80x25, vt100 emulation) piixpcib0 at pci0 dev 7 function 0 "Intel 82371AB PIIX4 ISA" rev 0x02 pciide0 at pci0 dev 7 function 1 "Intel 82371AB IDE" rev 0x01: DMA, channel 0 wired to compatibility, channel 1 wired to compatibility wd0 at pciide0 channel 0 drive 0: <ST310211A> wd0: 16-sector PIO, LBA, 9541MB, 19541088 sectors wd0(pciide0:0:0): using PIO mode 4, Ultra-DMA mode 2 pciide0: channel 1 disabled (no drives) uhci0 at pci0 dev 7 function 2 "Intel 82371AB USB" rev 0x01: irq 10 piixpm0 at pci0 dev 7 function 3 "Intel 82371AB Power" rev 0x02: polling iic0 at piixpm0 spdmem0 at iic0 addr 0x50: 64MB SDRAM non-parity PC100CL2 spdmem1 at iic0 addr 0x51: 64MB SDRAM non-parity PC100CL2 eap0 at pci0 dev 12 function 0 "Ensoniq AudioPCI97" rev 0x06: irq 9 ac97: codec id 0x43525903 (Cirrus Logic CS4297 rev 3) ac97: codec features headphone, 18 bit DAC, 18 bit ADC, No 3D Stereo audio0 at eap0 midi0 at eap0: <AudioPCI MIDI UART> dc0 at pci0 dev 15 function 0 "ADMtek AN983" rev 0x11: irq 5, address 00:a0:24:a9:db:e5 ukphy0 at dc0 phy 1: Generic IEEE 802.3u media interface, rev. 1: OUI 0x000749, model 0x0001 xl0 at pci0 dev 16 function 0 "3Com 3c905B 100Base-TX" rev 0x30: irq 10, address 00:50:da:b7:e5:7c exphy0 at xl0 phy 24: 3Com internal media interface isa0 at piixpcib0 isadma0 at isa0 com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo com1 at isa0 port 0x2f8/8 irq 3: 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 spkr0 at pcppi0 lpt0 at isa0 port 0x378/4 irq 7 npx0 at isa0 port 0xf0/16: reported by CPUID; using exception 16 usb0 at uhci0: USB revision 1.0 uhub0 at usb0 "Intel UHCI root hub" rev 1.00/1.00 addr 1 biomask fd45 netmask fd65 ttymask fdff mtrr: Pentium Pro MTRR support vscsi0 at root scsibus0 at vscsi0: 256 targets softraid0 at root root on wd0a swap on wd0b dump on wd0b