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DESCRIPTION = "Xilinx First Stage Boot Loader"
LICENSE = "CLOSED"
PROVIDES = "virtual/fsbl"
INHERIT_DEFAULT_DEPENDS = "1"
COMPATIBLE_MACHINE = "^$"
COMPATIBLE_MACHINE:zynq = "zynq"
COMPATIBLE_MACHINE:zynqmp = "zynqmp"
# Since we're just copying, we can run any config
COMPATIBLE_HOST = ".*"
PACKAGE_ARCH = "${MACHINE_ARCH}"
# Default expects the user to provide the fsbl in the deploy
# directory, named "fsbl.elf"
# A machine, multiconfig, or local.conf should override this
FSBL_DEPENDS ??= ""
FSBL_MCDEPENDS ??= ""
FSBL_DEPLOY_DIR ??= "${DEPLOY_DIR_IMAGE}"
FSBL_DEPLOY_DIR[vardepsexclude] += "TOPDIR"
FSBL_IMAGE_NAME ??= "fsbl-${MACHINE}"
# Default is for the multilib case (without the extension .elf)
FSBL_FILE ??= "${FSBL_DEPLOY_DIR}/${FSBL_IMAGE_NAME}"
FSBL_FILE[vardepsexclude] = "FSBL_DEPLOY_DIR"
do_fetch[depends] += "${FSBL_DEPENDS}"
do_fetch[mcdepends] += "${FSBL_MCDEPENDS}"
inherit deploy
do_install() {
if [ ! -e ${FSBL_FILE}.elf ]; then
echo "Unable to find FSBL_FILE (${FSBL_FILE}.elf)"
exit 1
fi
install -Dm 0644 ${FSBL_FILE}.elf ${D}/boot/${PN}.elf
}
# If the item is already in OUR deploy_image_dir, nothing to deploy!
SHOULD_DEPLOY = "${@'false' if (d.getVar('FSBL_FILE')).startswith(d.getVar('DEPLOY_DIR_IMAGE')) else 'true'}"
do_deploy() {
# If the item is already in OUR deploy_image_dir, nothing to deploy!
if ${SHOULD_DEPLOY}; then
install -Dm 0644 ${FSBL_FILE}.elf ${DEPLOYDIR}/${FSBL_IMAGE_NAME}.elf
fi
}
addtask deploy before do_build after do_install
INSANE_SKIP:${PN} = "arch"
INSANE_SKIP:${PN}-dbg = "arch"
SYSROOT_DIRS += "/boot"
FILES:${PN} = "/boot/${PN}.elf"
def check_fsbl_variables(d):
# If both are blank, the user MUST pass in the path to the firmware!
if not d.getVar('FSBL_DEPENDS') and not d.getVar('FSBL_MCDEPENDS'):
# Don't cache this, as the items on disk can change!
d.setVar('BB_DONT_CACHE', '1')
if not os.path.exists(d.getVar('FSBL_FILE') + ".elf"):
if not d.getVar('WITHIN_EXT_SDK'):
raise bb.parse.SkipRecipe("The expect file %s.elf is not available.\nSet FSBL_FILE to the path with a precompiled FSBL binary. See the meta-xilinx-core README for more information." % d.getVar('FSBL_FILE'))
else:
# We found the file, so be sure to track it
d.setVar('SRC_URI', 'file://${FSBL_FILE}.elf')
d.setVarFlag('do_install', 'file-checksums', '${FSBL_FILE}.elf:True')
d.setVarFlag('do_deploy', 'file-checksums', '${FSBL_FILE}.elf:True')
python() {
# Need to allow bbappends to change the check
check_fsbl_variables(d)
}
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