# 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).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:"
  
  LICENSE = "GPLv2+"
  LIC_FILES_CHKSUM = "file://COPYING;md5=1707d6db1d42237583f50183a5651ecb"
  
  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"
  
  # 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}"
  
  do_install_append () {
      if [ "x${SPL_UART_BINARY}" != "x" ]
      then
          install ${S}/spl/${SPL_UART_BINARY} ${D}/boot/${SPL_UART_IMAGE}
          ln -sf ${SPL_UART_IMAGE} ${D}/boot/${SPL_UART_BINARY}
      fi
  }
  
  do_deploy_append () {
      cd ${DEPLOYDIR}
      if [ "x${SPL_UART_BINARY}" != "x" ]
      then
          install ${S}/spl/${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
  }