Messages in this thread | | | Date | 15 Jan 2004 09:52:17 +0100 | Date | Thu, 15 Jan 2004 09:52:17 +0100 | From | Andi Kleen <> | Subject | Re: [discuss] Re: kgdb for x86_64 2.6 kernels |
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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
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