Proxim Harmony 8450

Device is a Card Access CAWCB500.. which is likely based on the Atheros AR5BCB-00013 reference design.

lspci -nnv dump
06:00.0 Ethernet controller [0200]: Qualcomm Atheros AR5210 Wireless Network Adapter [AR5000 802.11a] [168c:0007] (rev 01) Subsystem: Numascale AS Skyline 4030 / Harmony 8450 802.11a Wireless CardBus Adapter [1b47:0110] Flags: bus master, medium devsel, latency 168, IRQ 19 Memory at f1d00000 (32-bit, non-prefetchable) [size=64K] Capabilities: Kernel driver in use: ath5k

ath5k info dump
ath: EEPROM regdomain: 0x10 ath: EEPROM indicates we should expect a direct regpair map ath: Country alpha2 being used: CO ath: Regpair used: 0x10 ath5k: phy5: Atheros AR5210 chip found (MAC: 0x5, PHY: 0x3) ath5k: phy5: RF5110 5GHz radio found (0x3)