[U-Boot] [PATCH v2 02/13] dm: Split the simple malloc() implementation into its own file

Tom Rini
2014-10-24T19:05:38Z

On Thu, Oct 23, 2014 at 01:15:59PM -0600, Simon Glass wrote:

> The simple malloc() implementation is used when memory is tight. It provides
> a simple buffer with an incrementing pointer.
>
> At present the implementation is inside dlmalloc. Move it into its own file
> so that it is easier to find.
>
> Rather than using relocation as a signal that the full malloc() is
> available, add a special GD_FLG_FULL_MALLOC_INIT flag. This signals that the
> simple malloc() should no longer be used.
>
> In some cases, such as SPL, even the code space used by the full malloc() is
> wasteful. Add a CONFIG_SYS_MALLOC_SIMPLE option to provide only the simple
> malloc. In this case the full malloc is not available at all. It saves about
> 1KB of code space and about 0.5KB of data on Thumb 2.
>
> Signed-off-by: Simon Glass <sjg@chromium.org>

Acked-by: Tom Rini <trini@ti.com>

--
Tom
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