From 9da77fca6cc08e56f5c2330b15653a427e4978f9 Mon Sep 17 00:00:00 2001
From: Rob Austein <sra@hactrn.net>
Date: Tue, 22 Sep 2015 22:40:08 -0400
Subject: Tweak XiLinx build to work on both 32-bit and 64-bit VMs.

---
 core/Makefile | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'core')

diff --git a/core/Makefile b/core/Makefile
index 55ce0ea..b6dc3ff 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -33,6 +33,10 @@
 
 BUILD_DIR := platform/novena/eim/build
 
+# Build scripts need to know the build host's word size, sigh.
+
+WORD_SIZE := $(shell python -c 'from struct import pack; print len(pack("L", 0)) * 8')
+
 # This business of patching files that are under revision control
 # because we can't be bothered to generate a proper configuration file
 # is kind of nasty.
@@ -40,7 +44,7 @@ BUILD_DIR := platform/novena/eim/build
 all:
 	patch -p1 --forward <patches/01-config-cores.patch
 	touch platform/novena/common/rtl/ipcore/clkmgr_dcm.v
-	cd ${BUILD_DIR}; $(MAKE)
+	cd ${BUILD_DIR}; $(MAKE) xil_env='. $$(isedir)/settings${WORD_SIZE}.sh'
 	patch -p1 --reverse <patches/01-config-cores.patch
 
 clean:
-- 
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