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Author SHA1 Message Date
Simon Goldschmidt
d67f33cf4e lmb: fix allocation at end of address range 
The lmb code fails if base + size of RAM overflows to zero.

Fix this by calculating end as 'base + size - 1' instead of 'base + size'
where appropriate.

Added tests to assert this is fixed.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
 2019-01-16 16:36:48 -05:00
Simon Goldschmidt
a01ae0c23f test: add test for lib/lmb.c 
Add basic tests for the lmb memory allocation code used to reserve and
allocate memory during boot.

Signed-off-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
 2019-01-16 16:14:46 -05:00