Ben,
I don't have the 818x driver available on my linux-image-2.6.20-12-generic install.
diego@milkyway:~$ dpkg -L linux-image-2.6.20-12-generic|grep 81
/lib/modules/2.6.20-12-generic/kernel/ubuntu/wireless/rtl818x /lib/modules/2.6.20-12-generic/kernel/ubuntu/wireless/rtl818x/rtl8187.ko
The rtl8187 driver is for USB wireless.
Ben,
I don't have the 818x driver available on my linux-image- 2.6.20- 12-generic install.
diego@milkyway:~$ dpkg -L linux-image- 2.6.20- 12-generic| grep 81
/lib/modules/ 2.6.20- 12-generic/ kernel/ ubuntu/ wireless/ rtl818x 2.6.20- 12-generic/ kernel/ ubuntu/ wireless/ rtl818x/ rtl8187. ko
/lib/modules/
The rtl8187 driver is for USB wireless.