SMC Console not responding
Navin Boppuri
navin.boppuri at newisys.com
Tue Apr 16 08:16:19 EST 2002
Check and see if you've disabled the flow control in your terminal program. I've noticed this happen if you have the flow control enabled.
Navin.
-----Original Message-----
From: Daris A Nevil [mailto:dnevil at snmc.com]
Sent: Monday, April 15, 2002 4:10 PM
To: linuxppc-embedded at lists.linuxppc.org
Subject: SMC Console not responding
Hello All,
I just finished porting Linux 2.4.18 to a custom MPC860-based board.
Everything works fine except input to the console.
I have setup the console on the SMC1 port. I use PPCBoot as the
bootloader. PPCBoot works fine for both console input and output on SMC1.
I can see the kernel boot messages, and I can even see the prompt from SASH
(but not BASH). However, any typed characters (input) are not seen by the
console.
Is there a known problem with the 8xx_io/uart.c file in 2.4.18, or has
something changed in linux/init/main.c?
Just to answer the obvious, I have performed the following:
1. Compiled with CONFIG_CONS_SMC1 and CONFIG_SERIAL_CONSOLE
2. mknod /dev/ttyS0 c 4 64
3. cd /dev, ln -sfn ttyS0 console
4. The linux/init/main.c file seems to open the device "/dev/console" just
fine. It also finds the initial application (either SASH or BASH).
Thanks,
Daris Nevil
SNMC
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