On Fri, Apr 30, 2021 at 05:04:34PM +0200, Manuel Bouyer wrote: > On Fri, Apr 30, 2021 at 03:44:46PM +0100, Patrick Welche wrote: > > In /boot.cfg: > > > > menu=Boot normally:rndseed /var/db/entropy-file;consdev com0,57600;boot > > > > # installboot -ve /dev/rsd0a > > File system: /dev/rsd0a > > Boot options: timeout 5, flags 0, speed 57600, ioaddr 0, console com0 > > > > Yet in dmesg: > > > > com0 at isa0 port 0x3f8-0x3ff irq 4: ns16550a, 1-byte FIFO > > com1 at isa0 port 0x2f8-0x2ff irq 3: ns16550a, 1-byte FIFO > > com1: console > > > > (so I don't actually see anything) > > > > (Wednesday's -current/amd64) > > > > > > Thoughts? > > one possibility is that the bios has com0 and com1 swapped. > In some case I had to explicitely set ioaddr with installboot to have > the serial console working.
I should have said: according to the BIOS "COM A" is 0x3f8, and "COM B" is 0x2f8, so they are the right way around. (Of course UEFI is fine, and I get console output, but...) Cheers, Patrick
