# UBOOT_LOCALVERSION can be set to add a tag to the end of the
# U-boot version string.  such as the commit id
def get_git_revision(p):
    import subprocess

    try:
        return subprocess.Popen("git rev-parse HEAD 2>/dev/null ", cwd=p, shell=True, stdout=subprocess.PIPE, universal_newlines=True).communicate()[0].rstrip()
    except OSError:
        return None

UBOOT_LOCALVERSION = "-g${@get_git_revision('${S}').__str__()[:10]}"

UBOOT_SUFFIX ?= "img"

require ${COREBASE}/meta/recipes-bsp/u-boot/u-boot.inc

FILESEXTRAPATHS_prepend := "${THISDIR}/u-boot:"

SUMMARY = "u-boot bootloader for TI devices"

LICENSE = "GPLv2+"
LIC_FILES_CHKSUM = "file://Licenses/README;md5=a2c678cfd4a4d97135585cad908541c6"

BRANCH ?= "master"
SRC_URI = "git://git.ti.com/ti-u-boot/ti-u-boot.git;protocol=git;branch=${BRANCH}"

PV_append = "+git${SRCPV}"

# u-boot needs devtree compiler to parse dts files
DEPENDS += "dtc-native"

PACKAGE_ARCH = "${MACHINE_ARCH}"

PROVIDES += "u-boot"
PKG_${PN} = "u-boot"
PKG_${PN}-dev = "u-boot-dev"
PKG_${PN}-dbg = "u-boot-dbg"

S = "${WORKDIR}/git"

# Support for secure devices - detailed info is in doc/README.ti-secure
TI_SECURE_DEV_PKG ?= ""
export TI_SECURE_DEV_PKG

# SPL (Second Program Loader) to be loaded over UART
SPL_UART_BINARY ?= ""
SPL_UART_IMAGE ?= "${SPL_UART_BINARY}-${MACHINE}-${PV}-${PR}"
SPL_UART_SYMLINK ?= "${SPL_UART_BINARY}-${MACHINE}"

SPL_BINARY = "MLO"
SPL_BINARY_k2e-hs-evm = ""
SPL_BINARY_omapl138 = ""
SPL_UART_BINARY = "u-boot-spl.bin"

# Keystone specifics
UBOOT_SUFFIX_keystone = "bin"
SPL_UART_BINARY_keystone = ""

# SPI NOR Flash binaries
UBOOT_SPI_SPL_BINARY = "u-boot-spl.bin"
UBOOT_SPI_BINARY = "u-boot.img"
UBOOT_SPI_GPH_BINARY = "u-boot-spi.gph"

# SPI NOR Flash deployed images
UBOOT_SPI_SPL_IMAGE = "u-boot-spl-${MACHINE}-${PV}-${PR}.bin"
UBOOT_SPI_SPL_SYMLINK = "u-boot-spl-${MACHINE}.bin"
UBOOT_SPI_IMAGE = "u-boot-${MACHINE}-${PV}-${PR}.img"
UBOOT_SPI_SYMLINK = "u-boot-${MACHINE}.img"
UBOOT_SPI_GPH_IMAGE = "u-boot-spi-${MACHINE}-${PV}-${PR}.gph"
UBOOT_SPI_GPH_SYMLINK = "u-boot-spi-${MACHINE}.gph"

# HS XLD
UBOOT_HS_XLD_BINARY = "u-boot-spl_HS_X-LOADER"
UBOOT_HS_XLD_IMAGE = "u-boot-spl_HS_X-LOADER-${MACHINE}-${PV}-${PR}"
UBOOT_HS_XLD_SYMLINK = "u-boot-spl_HS_X-LOADER-${MACHINE}"

# HS MLO
UBOOT_HS_MLO_BINARY = "u-boot_HS_MLO"
UBOOT_HS_MLO_IMAGE = "u-boot_HS_MLO-${MACHINE}-${PV}-${PR}"
UBOOT_HS_MLO_SYMLINK = "u-boot_HS_MLO-${MACHINE}"

do_compile_append_am437x-hs-evm () {
	if [ -f ${B}/u-boot-spl_HS_ISSW ]; then
		rm -rf ${B}/MLO
		cp ${B}/u-boot-spl_HS_ISSW ${B}/MLO
	fi
}

do_install_append () {
	if [ "x${SPL_UART_BINARY}" != "x" ]; then
		install ${B}/spl/${SPL_UART_BINARY} ${D}/boot/${SPL_UART_IMAGE}
		ln -sf ${SPL_UART_IMAGE} ${D}/boot/${SPL_UART_BINARY}
	fi
	if [ -f ${B}/${UBOOT_HS_XLD_BINARY} ]; then
		install ${B}/${UBOOT_HS_XLD_BINARY} ${D}/boot/${UBOOT_HS_XLD_IMAGE}
		ln -sf ${UBOOT_HS_XLD_IMAGE} ${D}/boot/${UBOOT_HS_XLD_BINARY}
	fi
	if [ -f ${B}/${UBOOT_HS_MLO_BINARY} ]; then
		install ${B}/${UBOOT_HS_MLO_BINARY} ${D}/boot/${UBOOT_HS_MLO_IMAGE}
		ln -sf ${UBOOT_HS_MLO_IMAGE} ${D}/boot/${UBOOT_HS_MLO_BINARY}
	fi
}

do_deploy_append () {
	cd ${DEPLOYDIR}
	if [ "x${SPL_UART_BINARY}" != "x" ]; then
		install ${B}/spl/${SPL_UART_BINARY} ${DEPLOYDIR}/${SPL_UART_IMAGE}
		rm -f ${DEPLOYDIR}/${SPL_UART_BINARY} ${DEPLOYDIR}/${SPL_UART_SYMLINK}
		ln -sf ${SPL_UART_IMAGE} ${DEPLOYDIR}/${SPL_UART_BINARY}
		ln -sf ${SPL_UART_IMAGE} ${DEPLOYDIR}/${SPL_UART_SYMLINK}
	fi
	if [ -f ${B}/${UBOOT_HS_XLD_BINARY} ]; then
		install ${B}/${UBOOT_HS_XLD_BINARY} ${DEPLOYDIR}/${UBOOT_HS_XLD_IMAGE}
		rm -f ${UBOOT_HS_XLD_BINARY} ${UBOOT_HS_XLD_SYMLINK}
		ln -sf ${UBOOT_HS_XLD_IMAGE} ${UBOOT_HS_XLD_SYMLINK}
		ln -sf ${UBOOT_HS_XLD_IMAGE} ${UBOOT_HS_XLD_BINARY}
	fi
	if [ -f ${B}/${UBOOT_HS_MLO_BINARY} ]; then
		install ${B}/${UBOOT_HS_MLO_BINARY} ${DEPLOYDIR}/${UBOOT_HS_MLO_IMAGE}
		rm -f ${UBOOT_HS_MLO_BINARY} ${UBOOT_HS_MLO_SYMLINK}
		ln -sf ${UBOOT_HS_MLO_IMAGE} ${UBOOT_HS_MLO_SYMLINK}
		ln -sf ${UBOOT_HS_MLO_IMAGE} ${UBOOT_HS_MLO_BINARY}
	fi
}

do_install_append_keystone () {
	install ${B}/spl/${UBOOT_SPI_SPL_BINARY} ${D}/boot/${UBOOT_SPI_SPL_IMAGE}
	ln -sf ${UBOOT_SPI_SPL_IMAGE} ${D}/boot/${UBOOT_SPI_SPL_BINARY}

	install ${B}/${UBOOT_SPI_BINARY} ${D}/boot/${UBOOT_SPI_IMAGE}
	ln -sf ${UBOOT_SPI_IMAGE} ${D}/boot/${UBOOT_SPI_BINARY}

	install ${B}/${UBOOT_SPI_GPH_BINARY} ${D}/boot/${UBOOT_SPI_GPH_IMAGE}
	ln -sf ${UBOOT_SPI_GPH_IMAGE} ${D}/boot/${UBOOT_SPI_GPH_BINARY}
}

do_deploy_append_keystone () {
	install ${B}/spl/${UBOOT_SPI_SPL_BINARY} ${DEPLOYDIR}/${UBOOT_SPI_SPL_IMAGE}
	rm -f ${UBOOT_SPI_SPL_BINARY} ${UBOOT_SPI_SPL_SYMLINK}
	ln -sf ${UBOOT_SPI_SPL_IMAGE} ${UBOOT_SPI_SPL_SYMLINK}
	ln -sf ${UBOOT_SPI_SPL_IMAGE} ${UBOOT_SPI_SPL_BINARY}

	install ${B}/${UBOOT_SPI_BINARY} ${DEPLOYDIR}/${UBOOT_SPI_IMAGE}
	rm -f ${UBOOT_SPI_BINARY} ${UBOOT_SPI_SYMLINK}
	ln -sf ${UBOOT_SPI_IMAGE} ${UBOOT_SPI_SYMLINK}
	ln -sf ${UBOOT_SPI_IMAGE} ${UBOOT_SPI_BINARY}

	install ${B}/${UBOOT_SPI_GPH_BINARY} ${DEPLOYDIR}/${UBOOT_SPI_GPH_IMAGE}
	rm -f ${UBOOT_SPI_GPH_BINARY} ${UBOOT_SPI_GPH_SYMLINK}
	ln -sf ${UBOOT_SPI_GPH_IMAGE} ${UBOOT_SPI_GPH_SYMLINK}
	ln -sf ${UBOOT_SPI_GPH_IMAGE} ${UBOOT_SPI_GPH_BINARY}
}