[PATCH 17/19] bootwrapper: compatibility layer for old U-Boots (a.k.a. cuImage, cuboot)
Kumar Gala
galak at kernel.crashing.org
Wed Mar 14 05:50:41 EST 2007
On Mar 13, 2007, at 1:16 PM, Scott Wood wrote:
> On Mon, Mar 12, 2007 at 04:07:57PM -0500, Kumar Gala wrote:
>> On Mar 12, 2007, at 3:42 PM, Scott Wood wrote:
>>> The device trees currently in the kernel tree must have
>>> /chosen/linux,stdout-path added to work with cuboot.
>>
>> Why is linux,stdout-path needed by cuboot?
>
> It's used by serial.c to find the console, and the kernel requires
> it as
> well. There's no information in the bd_t that would allow the
> bootwrapper to generate this, so it has to come from the device tree.
>
> The only reason it's not required with dt-enabled u-boot is that u-
> boot
> has it hardcoded in the board's config file.
I don't think we should put this into the .dts but, have code in the
wrapper that handles it.
- k
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