$ What video card do you have?

S3 Trio64/32

$ Would you mind sending your dmesg?

dmesg is as follows:

[ preserving 448616 bytes of netbsd ELF symbol table ]
consinit: not using prom console
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 1.5.2 (GENERIC) #37: Sat Aug 18 10:02:07 MEST 2001
    he@albatross.urc.uninett.no:/usr/src/sys/arch/alpha/compile/GENERIC
AlphaServer 1200 5/533 4MB, 531MHz
8192 byte page size, 1 processor.
total memory = 320 MB
(2056 KB reserved for PROM, 317 MB used by NetBSD)
avail memory = 289 MB
using 2047 buffers containing 16376 KB of memory
mainbus0 (root)
cpu0 at mainbus0: ID 0 (primary), 21164A-2 (pass 2)
cpu0: Architecture extensions: 1<BWX>
mcbus0 at mainbus0
mcmem0 at mcbus0 mid 1: Memory
mcpcia0 at mcbus0 mid 5: PCI Bridge
mcpcia0: Horse Revision 3, Left Handed Saddle Revision 4, CAP Revision 2
pci0 at mcpcia0 bus 0
pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
siop0 at pci0 dev 1 function 0: Symbios Logic 53c810 (fast scsi)
siop0: interrupting at kn300 irq 36
scsibus0 at siop0: 8 targets, 8 luns per target
isp0 at pci0 dev 2 function 0
isp0: interrupting at kn300 irq 40
isp0: Ultra Mode Capable
isp0: Board Revision 1040B, loaded F/W Revision 4.66.0
isp0: Last F/W revision was 5.57.1
scsibus1 at isp0: 16 targets, 8 luns per target
Mylex DAC960P RAID controller (RAID mass storage, revision 0x02) at pci0
dev 3 function 0 not configured
mcpcia1 at mcbus0 mid 4: PCI Bridge
mcpcia1: Horse Revision 3, Left Handed Saddle Revision 4, CAP Revision 2
pci1 at mcpcia1 bus 0
pci1: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
pceb0 at pci1 dev 1 function 0: Intel 82375EB/SB PCI-EISA Bridge (PCEB)
(rev. 0x15)
vga0 at pci1 dev 2 function 0: S3 Trio32/64 (rev. 0x54)
wsdisplay0 at vga0: console (80x25, vt100 emulation)
de0 at pci1 dev 3 function 0
de0: interrupting at kn300 irq 12
de0: DEC DE500-AA 21140A [10-100Mb/s] pass 2.2
de0: address 00:00:f8:1b:06:dd
de0: enabling 10baseT port
fpa0 at pci1 dev 4 function 0: DEC DEFPA PCI FDDI SAS Controller
fpa0: FDDI address 00:00:f8:bd:ad:a6, FW=3.10, HW=1, SMT V7.2
fpa0: FDDI Port = S (PMD = ANSI Multi-Mode)
fpa0: interrupting at kn300 irq 16
eisa0 at pceb0
isa0 at pceb0
com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, working fifo
com1 at isa0 port 0x2f8-0x2ff irq 3: ns16550a, working fifo
pckbc0 at isa0 port 0x60-0x64
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
lpt0 at isa0 port 0x3bc-0x3bf irq 7
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
isabeep0 at pcppi0
fdc0 at isa0 port 0x3f0-0x3f7 irq 6 drq 2
fd0 at fdc0 drive 0: 1.44MB, 80 cyl, 2 head, 18 sec
mcclock0 at isa0 port 0x70-0x71: mc146818 or compatible
mcbus0 mid 2: CPU 4MB BCache
stray kn300 irq 40
scsibus0: waiting 2 seconds for devices to settle...
cd0 at scsibus0 target 5 lun 0: <DEC, RRD46   (C) DEC, 1337> SCSI2 5/cdrom
removable
siop0: target 5 now synchronous at 10.0Mhz, offset 8
scsibus1: waiting 2 seconds for devices to settle...
sd0 at scsibus1 target 0 lun 0: <DEC, RZ1CB-CS (C) DEC, 0844> SCSI2
0/direct fixed
sd0: 4091 MB, 3708 cyl, 20 head, 113 sec, 512 bytes/sect x 8380080 sectors
sd1 at scsibus1 target 1 lun 0: <DEC, RZ1CB-CS (C) DEC, 0656> SCSI2
0/direct fixed
sd1: 4091 MB, 3708 cyl, 20 head, 113 sec, 512 bytes/sect x 8380080 sectors
sd2 at scsibus1 target 2 lun 0: <DEC, RZ1CB-CA (C) DEC, LYJ0> SCSI2
0/direct fixed
sd2: 4091 MB, 3708 cyl, 20 head, 113 sec, 512 bytes/sect x 8380080 sectors
sd3 at scsibus1 target 3 lun 0: <DEC, RZ1CB-CS (C) DEC, 0844> SCSI2
0/direct fixed
sd3: 4091 MB, 3708 cyl, 20 head, 113 sec, 512 bytes/sect x 8380080 sectors
root on sd0a dumps on sd0b
root file system type: ffs


$ There are a couple of answers and it depends on the h/w that's in
the machine.

There's the FDDI card, ethernet, SCSI, and RAID controllers/cards.