Re: Booting Hurd with a serial console
Its OSKit that's providing remote debugging. There's some ancient
message from Roland that says that's one of the reasons he decided to
base 2.x on OSKit.
So ams is right, 2.x has remote debugging and 1.x does not.
I've used a serial console on both.
Derek
ams@kemisten.nu (Alfred M. Szmidt) writes:
> I don't recall the details, but I think GNU Mach 2.x is the only one
> who supports remote debugging via a serial console. GNU Mach 1.x and
> 2.x should work with getting a serial console on the serial port
> though.
>
> I started working on a small document describing the process of
> configuring both remote debugging and how to get a serial console for
> GNU/Hurd, but haven't written much yet. Infact I haven't even
> bothered creating the file yet... :)
>
>
> For a serial console the following should work:
>
> settrans -cp /dev/com0 /hurd/term /dev/com0 device com0
>
> Add the following to /etc/ttys:
>
> com0 "/libexec/getty 9600" vt100 on secure
>
> Send SIGHUP to runttys (or reboot), and then you should have a serial
> console on the serial port of your GNU/Hurd box. Connect to it using
> whatever you normally use.
>
>
> For remote debugging you will probobly need GNU Mach 2.x, in your GRUB
> listing add the following:
>
> serial --unit=0 --speed=9600
> terminal serial
>
> And add the following options to the kernel line:
>
> -h CONS_COM=1 -d GDB_COM=2 BAUD=9600
>
> Then you should be able to attach GDB to the serial port 1 doing the following:
>
> set remotebaud 9600
> target remote /dev/ttyS1
>
> Then you can just debug GNU Mach 2.x using gdb.
>
>
> Thats all, if something doesn't work, please tell so it can be fixed.
> But the above instructions should work, I think...
>
>
> Happy hacking!
>
>
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