Sequoia build with KDBG
Olof Johansson
olof at lixom.net
Sat Mar 1 16:02:50 EST 2008
On Fri, Feb 29, 2008 at 08:30:15PM -0600, Josh Boyer wrote:
> > poor man's debugging works fine if a serial port is available, but my
> > Sequoia platform doesn't get that far! I use u-boot to download and
> > boot my image, and I don't get any serial output after the boot completes:
>
> By "poking characters out the serial port" I meant I literally coded up
> assembly functions to setup MMU translations and poke hex values at hard
> coded addresses. That's why it's "poor man's". If you had a working
> serial port out of the box, that would be a luxury ;).
Does 4xx have support for udbg and xmon? That would be a good first step
in getting an in-kernel debugger facility going.
-Olof
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