From f855b1d7bfdc36a65703fdf9a638ad016c409bbe Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@openadk.org>
Date: Sun, 31 Dec 2017 18:45:06 +0100
Subject: add basic zephyr experiments, add xtensa newlib support

---
 target/zephyr/Config.in |  0
 target/zephyr/Makefile  | 33 +++++++++++++++++++++++++++++++++
 target/zephyr/arch.lst  |  4 ++++
 3 files changed, 37 insertions(+)
 create mode 100644 target/zephyr/Config.in
 create mode 100644 target/zephyr/Makefile
 create mode 100644 target/zephyr/arch.lst

(limited to 'target/zephyr')

diff --git a/target/zephyr/Config.in b/target/zephyr/Config.in
new file mode 100644
index 000000000..e69de29bb
diff --git a/target/zephyr/Makefile b/target/zephyr/Makefile
new file mode 100644
index 000000000..2f937225c
--- /dev/null
+++ b/target/zephyr/Makefile
@@ -0,0 +1,33 @@
+# This file is part of the OpenADK project. OpenADK is copyrighted
+# material, please see the LICENCE file in the top-level directory.
+
+include $(ADK_TOPDIR)/rules.mk
+
+prepare:
+	if [ ! -d $(BUILD_DIR)/zephyr ]; then \
+		cd $(BUILD_DIR) ;\
+		git clone https://github.com/zephyrproject-rtos/zephyr.git ;\
+	fi
+	if [ ! -d $(BUILD_DIR)/zephyr-kconfig ]; then \
+		mkdir $(BUILD_DIR)/zephyr-kconfig ;\
+	fi
+	cd $(BUILD_DIR)/zephyr-kconfig && \
+		PATH='$(HOST_PATH)' cmake $(BUILD_DIR)/zephyr/scripts && \
+		make
+	source $(BUILD_DIR)/zephyr/zephyr-env.sh
+
+compile:
+	export GCCXTENSA_TOOLCHAIN_PATH="$(TOOLCHAIN_DIR)"
+	export ZEPHYR_GCC_VARIANT=gccxtensa
+	if [ ! -d $(BUILD_DIR)/zephyr/samples/hello_world/build ]; then \
+		mkdir $(BUILD_DIR)/zephyr/samples/hello_world/build ;\
+	fi
+	cd $(BUILD_DIR)/zephyr/samples/hello_world/build && \
+		cmake -DBOARD=qemu_xtensa .. && \
+		make
+
+install:
+
+targethelp:
+
+clean:
diff --git a/target/zephyr/arch.lst b/target/zephyr/arch.lst
new file mode 100644
index 000000000..951bee724
--- /dev/null
+++ b/target/zephyr/arch.lst
@@ -0,0 +1,4 @@
+arc
+arm
+x86_64
+xtensa
-- 
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