Thread (3 messages) 3 messages, 2 authors, 2003-05-28

Re: getting Linux working on IBM Walnut demo board

From: Eran Mann <hidden>
Date: 2003-05-28 20:10:45

Possibly related (same subject, not in this thread)

Brian, see some suggestions below.

Brian S. Park wrote:
Now to the next problem. I'm booting with NFS root file system. Below
is the bootargs that I'm using.
quoted
bootargs=root=/dev/nfs rw nfsroot=192.168.1.78:/home/ELDK/ppc_4xx
console=ttyS0,115200
quoted
             console=tty0
ip=192.168.1.146:192.168.1.78:192.168.1.2:255.255.255.0:netusb::off

exports file on my development station has
quoted
/home/ELDK/ppc_4xx      netusb(rw,no_root_squash)
/home/ELDK/ppc_4xx is where ELDK installed the target file system on
my development machine.
Even though I can now ping the target, I can't telnet to it. I get the
following error.
quoted
telnet netusb
Trying 192.168.1.146...
Connected to netusb.
Escape character is '^]'.
telnetd: All network ports in use.
Connection closed by foreign host.
Is this normal? Do I now need to configure the target file system to
enable telnet?
Or is there still something wrong with my bootargs?
It's not normal. Perhaps it's a problem with inetd or xinetd
configuration? is there any more information in the logs or in dmesg
(well, once you get a working console..)?
Also, after the kernel comes up, I can no longer type any command
through the serial terminal.
The following the message at the end of kernel boot. It says it was
unable to open the console.
quoted
IP-Config: Complete:
     device=eth0, addr=192.168.1.146, mask=255.255.255.0,
gw=192.168.1.2,
quoted
    host=192.168.1.146, domain=, nis-domain=(none),
    bootserver=192.168.1.78, rootserver=192.168.1.78, rootpath=
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
Looking up port of RPC 100003/2 on 192.168.1.78
Looking up port of RPC 100005/1 on 192.168.1.78
VFS: Mounted root (nfs filesystem).
Freeing unused kernel memory: 76k init
Warning: unable to open an initial console.
Perhaps you dont have a proper /dev/ttyS0 device in the nfsroot?
Any help will be appreciated.

Thank you

Brian
===============================================================
Brian S. Park  brian@corelis.com  (562) 926-6727 x143
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