> I am currently building a home router based upon OpenBSD. > I therefore need some kind of WIFI Hardware. This piece of hardware > needs to be connected over usb. > Do you have any suggestions or recommendations ? As far as I can see > it's pretty hard to find an antenna which is connected via USB an runs > on a supported chipset. It is easy to get your hands on a > realtek-chipset driven device. But urtw(4) doesn't support Host AP > mode. Only ones that do are: athn(4), ral(4), ath(4). > Finding those is hard.
Some older tp-link wireless usb sticks such as the ones that support up to wireless N use atheros chipsets. It may be best to look for any usb wifi devices that have some published datasheets confirming the chipset in use, in case hardware refreshes no longer use a suitable chipset.