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Re: printk problems

To: "Avinash S." <>
Subject: Re: printk problems
From: Jun Sun <>
Date: Tue, 8 Apr 2003 10:07:20 -0700
Cc: linux <>,
In-reply-to: <>; from on Tue, Apr 08, 2003 at 05:27:23PM +0530
Original-recipient: rfc822;
References: <>
User-agent: Mutt/1.2.5i
On Tue, Apr 08, 2003 at 05:27:23PM +0530, Avinash S. wrote:
> Hello,
> I am trying to port linux to a custom built IDT MIPS board. I have 
> managed to get the UART working. My bootup code loads and prints some 
> debugging messages initially and then actual kernel bootup occurs. 
> However it hangs when it reaches the first printk function. i have tried 
> to debug this with some difficulty but with no effect. Could some one 
> tell me or atleast point me to where i can get some info on how printk 
> works or atleast how to debug my printk to see where the actual problem 
> lies?

You might want to try the early printk approach.  See


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