sdk: create a new variant for zephyr based on yocto

ifndef ZEPHYR_SDK_INSTALL_DIR

$(error ZEPHYR_SDK_INSTALL_DIR is not set)

endif

# arm

CROSS_COMPILE_TARGET_arm = arm-poky-eabi

CROSS_COMPILE_arm_version = 5.2.0

CROSS_COMPILE_arm=${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i686-pokysdk-linux/usr/bin/$(CROSS_COMPILE_TARGET_arm)/$(CROSS_COMPILE_TARGET_arm)-

LIB_INCLUDE_DIR_arm = -L ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/armv5-poky-eabi/usr/lib/$(CROSS_COMPILE_TARGET_arm)/$(CROSS_COMPILE_arm_version)

# iamcu

CROSS_COMPILE_TARGET_iamcu = i586-poky-elfiamcu

CROSS_COMPILE_iamcu_version = 4.9.3

CROSS_COMPILE_iamcu=${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i686-pokysdk-linux/usr/bin/iamcu-poky-elfiamcu/$(CROSS_COMPILE_TARGET_iamcu)-

LIB_INCLUDE_DIR_iamcu = -L ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/iamcu-poky-elfiamcu/usr/lib/i586-poky-elfiamcu/$(CROSS_COMPILE_iamcu_version)

LIB_INCLUDE_DIR_iamcu += -L ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/iamcu-poky-elfiamcu/usr/i586-default-elfiamcu/lib/

TOOLCHAIN_CFLAGS_iamcu = -I${ZEPHYR_SDK_INSTALL_DIR}/sysroots/iamcu-poky-elfiamcu/usr/i586-default-elfiamcu/include

# x86

CROSS_COMPILE_TARGET_x86 = i586-poky-elf

CROSS_COMPILE_x86_version = 4.9.3

CROSS_COMPILE_x86=${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i686-pokysdk-linux/usr/bin/$(CROSS_COMPILE_TARGET_x86)/$(CROSS_COMPILE_TARGET_x86)-

LIB_INCLUDE_DIR_x86 = -L ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i586-poky-elf/usr/lib/i586-poky-elf/$(CROSS_COMPILE_x86_version)

LIB_INCLUDE_DIR_x86 += -L ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i586-poky-elf/usr/${CROSS_COMPILE_TARGET_x86}/lib

TOOLCHAIN_CFLAGS_x86 = -I${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i586-poky-elf/usr/${CROSS_COMPILE_TARGET_x86}/include

# arc

CROSS_COMPILE_TARGET_arc = arc-poky-elf

CROSS_COMPILE_arc_version = 4.8.3

CROSS_COMPILE_arc=${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i686-pokysdk-linux/usr/bin/$(CROSS_COMPILE_TARGET_arc)/$(CROSS_COMPILE_TARGET_arc)-

LIB_INCLUDE_DIR_arc = -L ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/$(CROSS_COMPILE_TARGET_arc)/usr/lib/$(CROSS_COMPILE_TARGET_arc)/$(CROSS_COMPILE_arc_version)/em

ifneq ($(CONFIG_TOOLCHAIN_VARIANT),"")

CROSS_COMPILE = $(CROSS_COMPILE_$(subst $\",,$(CONFIG_TOOLCHAIN_VARIANT)))

LIB_INCLUDE_DIR = $(LIB_INCLUDE_DIR_$(subst $\",,$(CONFIG_TOOLCHAIN_VARIANT)))

TOOLCHAIN_CFLAGS = $(TOOLCHAIN_CFLAGS_$(subst $\",,$(CONFIG_TOOLCHAIN_VARIANT)))

else

CROSS_COMPILE = $(CROSS_COMPILE_$(ARCH))

LIB_INCLUDE_DIR = $(LIB_INCLUDE_DIR_$(ARCH))

TOOLCHAIN_CFLAGS = $(TOOLCHAIN_CFLAGS_$(ARCH))

endif

ifeq ($(CONFIG_TOOLCHAIN_VARIANT),"iamcu")

LD_TOOLCHAIN ?= -D__GCC_LINKER_CMD__ -D__IAMCU

OUTPUT_FORMAT = elf32-iamcu

OUTPUT_ARCH = iamcu:intel

endif

QEMU_BIN_PATH ?= ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i686-pokysdk-linux/usr/bin

QEMU           = $(QEMU_BIN_PATH)/$(QEMU_$(SRCARCH))

QEMU_BIOS=${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i686-pokysdk-linux/usr/share/qemu

TOOLCHAIN_LIBS = gcc

export LIB_INCLUDE_DIR CROSS_COMPILE TOOLCHAIN_LIBS QEMU_BIN_PATH QEMU TOOLCHAIN_CFLAGS