On Wed, Dec 11, 2019 at 03:18:06PM +0100, Karoly Balogh (Charlie/SGR) wrote: > Hi, > > On Wed, 11 Dec 2019, Geert Uytterhoeven wrote: > > > > (BTW, if any kernel developer wants to take a look, I can make the A1200 > > > or the A4000 remotely accessible, via a Raspberry Pi. Serial console, and > > > hardware-reset for the Amiga via RPi GPIO. On boot it would just fetch a > > > new kernel from the RPi (from AmigaOS), before trying to boot it. So if > > > anyone feels like debugging this, it's there. We've done this before for > > > debugging the MorphOS kernel on the same hardware, worked quite well.) > > > > Just wondering: how do you reset the A4000 remotely? > > By pulling the keyboard clockline low? By controlling power? > > Anything else? > > We made an adapter which with a PLCC socket, which piggybacks the Fat Gary > chip, and exposes the _KBRESET line coming from Pin 36 or so on a Pin > header. So you can hook it up to and pull that line from the RPi GPIO, > effectively causing a hardware reset. > > A similar hack is possible with the Gayle chip on the A1200, and some > "PCMCIA reset fix" Gayle-piggyback adapters available at some retro HW > resellers already expose this pin. > > Some details here: https://www.amigaworld.de/workshops/reset-am-amiga/ (in > German).
And how do you transfer the kernel from the RPi? This sounds like a cool setup, a fully remote controlled Amiga... Christian
