[U-Boot] [PATCH 1/3] Kconfig add config ERR_PTR_OFFSET

Tom Rini trini at konsulko.com
Fri Nov 8 15:32:36 UTC 2019


On Tue, Oct 22, 2019 at 09:29:46PM +0200, Simon Goldschmidt wrote:

> Some U-Boot pointers have redundant information, so we can use a scheme
> where we can return either an error code or a pointer with the same
> return value. The default implementation just casts the pointer to a
> number, however, this may fail on platforms where the end of the address
> range is used for valid pointers (e.g. 0xffffff00 is a valid heap pointer
> in socfpga SPL). For such platforms, this value provides an upper range
> of those error pointer values - up to 'MAX_ERRNO' bytes below this value
> must be unused/invalid addresses.
> 
> Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com>

Applied to u-boot/master, thanks!

-- 
Tom
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