Nice. Does it generate a kernel with appended initrd? Since there's no SD driver at the moment it would be convenient to have. Yes, the gamecube/wii_defconfig uses a baked-in initrd. So far, I've tested on the Wii, and got a shell over usbgecko (kernel patches with the forward-ported drivers coming...

I've written a few buildroot patches automatically generate a .DOL file from a mainline kernel for gamecube. I haven't tested it yet, because I currently don't have a USBGecko, but it should make userspace generation a lot more convenient. $ git clone -b gc https://github.com/neuschaefer/buildroot &...