Re: [microblaze-uclinux] Source level debug over JTAG (ie. not ethernet) for applications

["Olof Backing" <olof.backing@xxxxxxxxxxxx>]

On Wed, July 30, 2008 11:10, Olof Backing wrote:
> Hello!
> I have a running kernel and wants to debug applications running on the target. Since
> we only have a JTAG connection I'd like to skip the kernel download every time and
> just download the application. I have read old postings about debugging u-boot and
> so, but this scenario differs a bit.
>
> I have been reading all the documentation on Petalogix developer website about
> debugging. Sadly we don't have en ethernet port on our microblaze processor node -
> but we have a JTAG... :)
> I can connect the the microblaze over the JTAG connection from the host side and
> also start microblaze-uclinux-gdb for remote target connection to localhost:1234.
> But what about the target side? Usually the gdbserver connects over the ethernet
> port but I have to stick with the JTAG port.
> I have succesfully done this with Altera Nios II and "debug" on the target side but
> with the microblaze I must do something else - but what?

This just struck me:

Is it possible to use the debug application (found for instance in the nios2
uclinux) to achieve user application debugging? Or is the kernel lacking some
important stuff that will make this solution impossible?

/Olof
-- 
Olof Backing
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