Have you thought of good-old printk() ?
It saves you a lot of effort in getting kernel debugging up and running.

Regards,
Stijn

2009/1/30 ashish pareek <[email protected]>:
> Hi,
> We want to debug kernel code to support a Nand device. I did configure
> kernel for debugging and build it and tried to use DDD over GDB using
> ethernet.I faced few issues -
>
> -Since debugging require Kernel to stop boot before Nand gets detected ,i
> used kgdbwait to stop it and wait for gdb to get connected.But my Mtd-Nand
> code was done before ethernet initialisation and then a msg appeared
> "waiting for GDB to connect".Is thr any way to debug my Nand code during
> boot time?
>
> -Any other debugger available for debugging?
>
> Ashish
>
>
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>

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