Hi,
FWIW, added the following lines to kernel file on my as1200:
# PCI devices
an*     at pci? dev ? function ?        # Aironet PC4500/PC4800 (802.11)
# PCMCIA device
an*     at pcmcia? function ?           # Aironet PC4500/PC4800 (802.11)
on my as1200 and <presto-zoom!!> dmesg reports on boot:
NetBSD 1.6H (NEW) #2: Mon Sep 30 12:37:33 UTC 2002
    mel@casey184.doodle.com:/usr/src/sys/arch/alpha/compile/NEW
AlphaServer 1200 5/533 4MB, 531MHz, s/n NI82303238
8192 byte page size, 2 processors.
total memory = 512 MB
(2064 KB reserved for PROM, 509 MB used by NetBSD)
avail memory = 467 MB
using 3276 buffers containing 26208 KB of memory
mainbus0 (root)
cpu0 at mainbus0: ID 0 (primary), 21164A-2
cpu0: Architecture extensions: 1<BWX>
cpu1 at mainbus0: ID 1, 21164A-2
cpu1: processor off-line; multiprocessor support not present in kernel
mcbus0 at mainbus0: 4MB BCache
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: QLogic 1020 Ultra Wide SCSI HBA
isp0: interrupting at kn300 irq 40
scsibus1 at isp0: 16 targets, 8 luns per target
an0 at pci0 dev 3 function 0: Aironet Wireless Communications Aironet
350 Wireless LAN Adapter
an0: interrupting at kn300 irq 44
-easy to configure with 'ifconfig' and attach to wireless network.
-Mel