Hi Paul, > On Fri, Mar 03, 2017 at 08:54:02AM +0100, Jan Stary wrote: > | On Mar 03 08:46:11, h...@stare.cz wrote: > | > This is current/amd64 (dmesg below). I got me this > | > https://www.alza.cz/EN/axago-pcea-s2-d277216.htm > | > to have two extra serial ports to connect to my ALIXes. > | > It shows up in dmesg as > | > > | > puc0 at pci2 dev 0 function 0 "NetMos Nm9922" rev 0x00: ports: 1 com > | > com4 at puc0 port 0 apic 2 int 16: st16650, 32 byte fifo > | > puc1 at pci2 dev 0 function 1 "NetMos Nm9922" rev 0x00: ports: 1 com > | > com5 at puc1 port 0 apic 2 int 17: st16650, 32 byte fifo > | > | Hm, puc(4) says > | > | The current design of this driver keeps any com ports on these > | cards from easily being used as console. Of course, because boards with > | those are PCI boards, they also suffer from dynamic address > | assignment, which also means that they can't easily be used as console. > | > | What do people use as a serial port expansion then > | to connect to the ALIX serial console? > > Using a com(4) port as console means the kernel writes its messages > there during boot. The bootloader prompts you on it. You can run a > getty(8) there so you can log in to the system. This is what you want > to do on your ALIXes. > > On your machine with puc(4), you can simply use the additional com(4) > ports to talk to the consoles on your ALIXes by using cu. Point it at > the proper outgoing terminal device (for /dev/cuaXX, use -l cuaXX) and > use the correct speed (e.g. -s 19200). > > The machine that has puc(4) may have its console on a glass terminal > (using a monitor and keyboard), or it itself may have a serial > console. In that case *THAT* should use an onboard serial port, not > one behind puc(4).
Yes. Sorry for the confusion. Indeed, it is the ALIX's console I want to connect *to* form this machine (which has a monitor), using the new com at pcu. Anyway, waht is it that makes the new com(4)s hang on 'ttyflags -a' at rc(8) time? Jan