From 905bad42525b44e2d6fb781848df099c5638ce98 Mon Sep 17 00:00:00 2001
From: Keyon Jie <yang.jie@linux.intel.com>
Date: Wed, 23 Jan 2019 18:19:00 +0800
Subject: [PATCH] scripts: xtensa-build-all: Add support to force build UP Arch

Add -u option to allow force building xtensa(up) ARCH on platforms which
usually building xtensa-smp by default.

Signed-off-by: Keyon Jie <yang.jie@linux.intel.com>
---
 scripts/xtensa-build-all.sh | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/scripts/xtensa-build-all.sh b/scripts/xtensa-build-all.sh
index daca41573..36eeec9bb 100755
--- a/scripts/xtensa-build-all.sh
+++ b/scripts/xtensa-build-all.sh
@@ -3,6 +3,7 @@
 SUPPORTED_PLATFORMS=(byt cht bdw hsw apl cnl sue icl skl kbl)
 BUILD_ROM=no
 BUILD_DEBUG=no
+BUILD_FORCE_UP=no
 BUILD_JOBS=1
 BUILD_JOBS_NEXT=0
 
@@ -15,6 +16,7 @@ then
 	echo "usage: xtensa-build.sh [options] platform(s)"
 	echo "       [-r] Build rom (gcc only)"
 	echo "       [-a] Build all platforms"
+	echo "       [-u] Force UP ARCH"
 	echo "       [-d] Enable debug build"
 	echo "       [-j [n]] Set number of make build jobs. Infinite jobs with no arg."
 	echo "       Supported platforms ${SUPPORTED_PLATFORMS[@]}"
@@ -26,6 +28,10 @@ else
 			then
 			BUILD_ROM=yes
 
+		elif [[ "$args" == "-u" ]]
+			then
+			BUILD_FORCE_UP=yes
+
 		elif [[ "$args" == "-d" ]]
 			then
 			BUILD_DEBUG=yes
@@ -245,12 +251,22 @@ do
 	if [[ "x$BUILD_DEBUG" == "xyes" ]]
 	then
 		echo "CONFIG_DEBUG=y" >> override.config
-		make overrideconfig
 	fi
 
 	if [[ "x$BUILD_ROM" == "xyes" && "x$HAVE_ROM" == "xyes" ]]
 	then
 		echo "CONFIG_BUILD_VM_ROM=y" >> override.config
+	fi
+
+	# override default ARCH if BUILD_FORCE_UP is set
+	if [ "x$BUILD_FORCE_UP" == "xyes" ]
+	then
+		echo "Force building UP(xtensa)..."
+		echo "CONFIG_SMP=n" >> override.config
+	fi
+
+	if [ -e override.config ]
+	then
 		make overrideconfig
 	fi