cbmem: Add initial allocation support

Hardware / Coreboot - Lee Leahy [intel.com] - 13 May 2015 10:07 UTC

Add support to allocate a region just below CBMEM root. This region is reserved for FSP 1.1 to use for its stack and variables.

BRANCH=none BUG=None TEST=Build and run on Braswell

Change-Id: I1d4b36ab366e6f8e036335c56c1756f2dfaab3f5

522149c cbmem: Add initial allocation support
src/include/cbmem.h | 18 ++++++++++++++++++
src/lib/imd_cbmem.c | 29 ++++++++++++++++++++---------
2 files changed, 38 insertions(+), 9 deletions(-)

Upstream: review.coreboot.org

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