Re: [PATCH] powerpc: Add an in memory udbg console

2013-04-29 Thread Benjamin Herrenschmidt
On Mon, 2013-04-29 at 16:24 +1000, Alistair Popple wrote: > This patch adds a new udbg early debug console which utilises > statically defined input and output buffers stored within the kernel > BSS. It is primarily designed to assist with bring up of new hardware > which may not have a working con

[PATCH] powerpc: Add an in memory udbg console

2013-04-28 Thread Alistair Popple
This patch adds a new udbg early debug console which utilises statically defined input and output buffers stored within the kernel BSS. It is primarily designed to assist with bring up of new hardware which may not have a working console but which has a method of reading/writing kernel memory. Sig