I have NETGEAR WNA 1100 wireless-n 150 USB adaptor which works fine in backtrack5.
In tiny core dmesg says
r8169 0000:05:00.0: eth0: unable to load firmware patch rtl_nic/rtl8168e-2.fw (-2)
r8169 0000:05:00.0: eth0: link down
oss_hdaudio 0000:00:1b.0: PCI INT A -> GSI 22 (level, low) -> IRQ 22
usbcore: registered new interface driver oss_usb
mtrr: type mismatch for e0000000,4000000 old: write-back new: write-combining
mtrr: no MTRR for e0000000,4000000 found
mtrr: type mismatch for e0000000,4000000 old: write-back new: write-combining
r8169 0000:05:00.0: eth0: link up
usb 2-1.2: new high speed USB device number 4 using ehci_hcd
cfg80211: Calling CRDA to update world regulatory domain
usb 2-1.2: ath9k_htc: Firmware - htc_9271.fw not found
ath9k_htc: probe of 2-1.2:1.0 failed with error -22
usbcore: registered new interface driver ath9k_htc
I also have WNA1000M N150 wi-fi USB adaptor whose log is
usb 2-1.2: new high speed USB device number 6 using ehci_hcd
rtl8192cu: MAC address: 10:0d:7f:bd:2d:b5
rtl8192cu: Board Type 0
rtl8192cu:rtl92cu_init_sw_vars():<0-0> Failed to request firmware!
rtlwifi:rtl_usb_probe():<0-0> Can't init_sw_vars.
usbcore: registered new interface driver rtl8192cu
What can i do ?