I’ve got several APUs and a couple Alix boards. The s1 button should work as a power / reset button out of the box.
On Fri, Nov 10, 2023 at 6:54 PM Anders Andersson <[email protected]> wrote: > I'm running OpenBSD on my (recently EOL) APU4 and I'm wondering how > much of the "extra" hardware is expected to work on OpenBSD. > > 1) On the back of the board is a button "S1" and three status LEDs, > The documentation says they are handled by the AMD FCH south bridge. > Is there a way to control these in software from OpenBSD? > > 2) There are 16 additional GPIO on a header, via the Nuvoton NCT5104D > chip on the LPC bus. I've seen a few patches circulating that mentions > gpio and the wbsio(4) driver but I could not figure out if anything > has been committed or not. > > 3) There is a simple watchdog timer in the NCT5104D that can be > connected to the reset line. Would this be implemented? I'm not sure > it's really useful, I assume there's an integrated watchdog in the > CPU. > > Would be interested in hearing from any OpenBSD APUx user who put > these to good use! > > // Anders > >

