[coreboot-gerrit] New patch to review for coreboot: Makefile.inc: Add CBFS_BASE_ADDRESS variable for later comparison

[Martin Roth (gaumless@gmail.com)]

Martin Roth (gaumless at gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/10681

-gerrit

commit 509c29a36d6833430d11cc90cd96fd684559dd36
Author: Martin Roth <gaumless at gmail.com>
Date:   Sun Jun 28 13:49:16 2015 -0600

    Makefile.inc: Add CBFS_BASE_ADDRESS variable for later comparison
    
    The CBFS_BASE_ADDRESS can be compared against values used with cbfstool
    to generate warnings.  This can help cut down on mistakes and debug
    time.
    
    This is pretty global, so I put this at the top level.
    
    Change-Id: I149007dd637661f799a0f2cdb079d11df726ca86
    Signed-off-by: Martin Roth <gaumless at gmail.com>
---
 Makefile.inc | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Makefile.inc b/Makefile.inc
index 2f1fe82..f827383 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -41,6 +41,10 @@ export objcbfs := $(obj)/cbfs/$(call strip_quotes,$(CONFIG_CBFS_PREFIX))
 ## file under src/ are placed and built under $(objgenerated)
 export objgenerated := $(obj)/generated
 
+## Calculate the base address of CBFS for later comparisons
+CBFS_BASE_ADDRESS=$(shell let y="0xffffffff - $(CONFIG_CBFS_SIZE) + 1" ; \
+	printf "%u\n" $$y)
+
 #######################################################################
 # root rule to resolve if in build mode (ie. configuration exists)
 real-target: $(obj)/config.h coreboot