The Alpha AP121U I bought and attempted to flash won't accept the Pineapple firmware as it stands. I do not get the bootmenu option and the menu settings are not the same as any tutorial I've found. I don't know Linux well enough to continue with this.
ar7240> saveenv
Unknown command 'saveenv' - try 'help'
ar7240> tftp 0x80600000 kernel.bin
eth0 link down
FAIL
Using eth1 device
TFTP from server 192.168.2.100; our IP address is 192.168.2.10
Filename 'kernel.bin'.
Load address: 0x80600000
Loading: T
It seems I need an Alpha R36