[U-Boot] [U-Boot, v1] cmd: gpt: backup boot code before writing MBR

[Tom Rini]

On Mon, Jan 30, 2017 at 03:46:07PM +0300, Andy Shevchenko wrote:

> From: Vincent Tinelli <vincent.tinelli at intel.com>
> 
> On some cases the first 440 bytes of MBR are used to keep an additional
> information for ROM boot loader. 'gpt write' command doesn't preserve
> that area and makes boot code gone.
> 
> Preserve boot code area when run 'gpt write' command.
> 
> Signed-off-by: Vincent Tinelli <vincent.tinelli at intel.com>
> Signed-off-by: Brennan Ashton <brn at deako.com>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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