From b0a4c5405775aafb22e7d1fb4bc4137b408418bc Mon Sep 17 00:00:00 2001
From: Juro Bystricky <juro.bystricky@intel.com>
Date: Mon, 6 Mar 2017 14:14:36 -0800
Subject: [PATCH] arduino-101-ble: new MACHINE

Support for Arduino BLE ARM core.
The core is based on Cortex-M0, so a corresponding tune/toolchain
is required as well.

Signed-off-by: Juro Bystricky <juro.bystricky@intel.com>
---
 conf/machine/arduino-101-ble.conf      | 10 +++++++++
 conf/machine/include/tune-cortexm0.inc | 31 ++++++++++++++++++++++++++
 2 files changed, 41 insertions(+)
 create mode 100644 conf/machine/arduino-101-ble.conf
 create mode 100644 conf/machine/include/tune-cortexm0.inc

diff --git a/conf/machine/arduino-101-ble.conf b/conf/machine/arduino-101-ble.conf
new file mode 100644
index 0000000..f80c7fb
--- /dev/null
+++ b/conf/machine/arduino-101-ble.conf
@@ -0,0 +1,10 @@
+#@TYPE: Machine
+#@NAME: arduino-101-ble
+
+#@DESCRIPTION: Machine configuration for Arduino 101 Board.
+
+DEFAULTTUNE = "cortexm0"
+require conf/machine/include/tune-cortexm0.inc
+
+TARGET_LINK_HASH_STYLE = ""
+ZEPHYR_INHERIT_CLASSES += "zephyr-flash-dfu"
diff --git a/conf/machine/include/tune-cortexm0.inc b/conf/machine/include/tune-cortexm0.inc
new file mode 100644
index 0000000..d4f95e4
--- /dev/null
+++ b/conf/machine/include/tune-cortexm0.inc
@@ -0,0 +1,31 @@
+DEFAULTTUNE ?= "cortexm0"
+
+require conf/machine/include/arm/arch-armv6.inc
+
+TUNEVALID[cortexm0] = "Enable Cortex-M0 specific processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'cortexm0', ' -mcpu=cortex-m0', '', d)}"
+AVAILTUNES += "cortexm0"
+
+TUNEVALID[no-thumb-interwork] = "Enable thumb mode"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'no-thumb-interwork', ' -mno-thumb-interwork', '', d)}"
+AVAILTUNES += "no-thumb-interwork"
+
+TUNEVALID[no-ffast-math] = "Enable thumb mode"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'no-ffast-math', ' -fno-fast-math', '', d)}"
+AVAILTUNES += "no-ffast-math"
+
+TUNEVALID[soft] = "Enable thumb mode"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'soft', ' -mfloat-abi=soft', '', d)}"
+AVAILTUNES += "soft"
+
+TUNEVALID[armv6m] = "Enable Cortex-M0 specific processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'armv6m', ' -march=armv6-m', '', d)}"
+MACHINEOVERRIDES =. "${@bb.utils.contains('TUNE_FEATURES', 'armv6m', 'armv6m:', '' ,d)}"
+
+ARMPKGARCH_tune-cortexm0 = "cortexm0"
+TUNE_FEATURES_tune-cortexm0 = "${TUNE_FEATURES_tune-armv6} cortexm0"
+
+PACKAGE_EXTRA_ARCHS_tune-cortexm0 = "${PACKAGE_EXTRA_ARCHS_tune-armv6m} cortexm0-vfp"
+
+TUNE_FEATURES_tune-cortexm0 = "armv6m vfp cortexm0 thumb no-thumb-interwork soft"
+