Re: [discuss] Re: kgdb for x86_64 2.6 kernels

Andi Kleen
2004-01-15T08:51:23Z

On Thu, Jan 15, 2004 at 12:36:58AM -0800, George Anzinger wrote:
> Now that is interesting. As I read it, the debug port is programed the
> same way in all the USB chips (given it exists at all). AND it is much

Yep, it's not PIO, but polled MMIO. Sorry for spreading misinformation.

> easier to use. Anyone care to put together a polling driver that makes it
> look like RS232 on the host end given that we use a controller to
> controller cable?

I suspect all laptop users with kernel bugs will admire whoever does that ;-)

-Andi