[coreboot-gerrit] Patch merged into coreboot/master: b9a0809 xcompile: detect and use RISCV binaries

the following patch was just integrated into master:
commit b9a0809faeeef67e46cda17cf8f7a839c6fe614c
Author: Ronald G. Minnich 
Date:   Tue Oct 7 05:18:51 2014 +0000

xcompile: detect and use RISCV binaries

RISCV is a new architecture. This change simply setups up xcompile
    to detect and use RISCV compilers if they are found.

Change-Id: Iad1a88ef2e3c8dd1e601549aeca26fb29b2bc7ae
    Signed-off-by: Ronald G. Minnich 
    Reviewed-on: http://review.coreboot.org/7023
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

See http://review.coreboot.org/7023 for details.

-gerrit