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SUMMARY = "Generates boot.bin using bootgen tool"
DESCRIPTION = "Manages task dependencies and creation of boot.bin. Use the \
BIF_PARTITION_xyz global variables and flags to determine what makes it into \
the image."
LICENSE = "BSD"
include machine-xilinx-${SOC_FAMILY}.inc
inherit deploy
# Don't allow building for microblaze MACHINE
COMPATIBLE_MACHINE ?= "^$"
COMPATIBLE_MACHINE:zynq = ".*"
COMPATIBLE_MACHINE:zynqmp = ".*"
COMPATIBLE_MACHINE:versal = ".*"
PROVIDES = "virtual/boot-bin"
DEPENDS += "bootgen-native"
# There is no bitstream recipe, so really depend on virtual/bitstream
DEPENDS += "${@(d.getVar('BIF_PARTITION_ATTR') or "").replace('bitstream', 'virtual/bitstream')}"
PACKAGE_ARCH = "${MACHINE_ARCH}"
BIF_FILE_PATH ?= "${B}/bootgen.bif"
LICENSE = "MIT"
LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
SRC_URI += "${@('file://' + d.getVar("BIF_FILE_PATH")) if d.getVar("BIF_FILE_PATH") != (d.getVar('B') + '/bootgen.bif') else ''}"
# bootgen command -arch option for different SOC architectures
# zynq7000 : zynq
# zynqmp : zynqmp
# versal : versal
# versal-net : versalnet
BOOTGEN_ARCH_DEFAULT = "${SOC_FAMILY}"
BOOTGEN_ARCH_DEFAULT:versal-net = "${SOC_FAMILY}${SOC_VARIANT}"
BOOTGEN_ARCH ?= "${BOOTGEN_ARCH_DEFAULT}"
BOOTGEN_EXTRA_ARGS ?= ""
do_patch[noexec] = "1"
def create_bif(config, attrflags, attrimage, ids, common_attr, biffd, d):
arch = d.getVar("SOC_FAMILY")
bb.error("create_bif function not defined for arch: %s" % (arch))
def create_zynq_bif(config, attrflags, attrimage, ids, common_attr, biffd, d):
import re, os
for cfg in config:
if cfg not in attrflags and common_attr:
error_msg = "%s: invalid ATTRIBUTE" % (cfg)
bb.error("BIF attribute Error: %s " % (error_msg))
else:
if common_attr:
cfgval = d.expand(attrflags[cfg]).split(',')
cfgstr = "\t [%s] %s\n" % (cfg,', '.join(cfgval))
else:
if cfg not in attrimage:
error_msg = "%s: invalid or missing elf or image" % (cfg)
bb.error("BIF atrribute Error: %s " % (error_msg))
imagestr = d.expand(attrimage[cfg])
if not os.path.exists(imagestr):
bb.fatal("Expected file %s, specified from the bif file does not exists!" %(imagestr))
if os.stat(imagestr).st_size == 0:
bb.warn("Empty file %s, excluding from bif file" %(imagestr))
continue
if cfg in attrflags:
cfgval = d.expand(attrflags[cfg]).split(',')
cfgstr = "\t [%s] %s\n" % (', '.join(cfgval), imagestr)
else:
cfgstr = "\t %s\n" % (imagestr)
biffd.write(cfgstr)
return
def create_versal_bif(config, attrflags, attrimage, ids, common_attr, biffd, d):
import re, os
id_dict = {}
for cfg in config:
if cfg not in attrflags and common_attr:
error_msg = "%s: invalid ATTRIBUTE" % (cfg)
bb.error("BIF attribute Error: %s " % (error_msg))
else:
if common_attr:
cfgval = d.expand(attrflags[cfg]).split(',')
#TODO: Does common attribute syntax change in similar way for versal?
cfgstr = "\t { %s %s }\n" % (cfg,', '.join(cfgval))
biffd.write(cfgstr)
else:
if cfg not in attrimage:
error_msg = "%s: invalid or missing elf or image" % (cfg)
bb.error("BIF atrribute Error: %s " % (error_msg))
imagestr = d.expand(attrimage[cfg])
if os.stat(imagestr).st_size == 0:
bb.warn("Empty file %s, excluding from bif file" %(imagestr))
continue
if cfg in attrflags:
cfgval = d.expand(attrflags[cfg]).split(',')
try:
id = d.expand(ids[cfg])
except:
id = '0'
cfgstr = "\t { %s, file=%s }\n" % (', '.join(cfgval), imagestr)
try:
id_dict[id] += cfgstr
except:
id_dict[id] = cfgstr
else:
cfgstr = "\t %s\n" % (imagestr)
for id, string in id_dict.items():
biffd.write("\timage {\n")
if id != '0':
biffd.write("\t id = " + id + "\n")
biffd.write(string)
biffd.write("\t}\n")
return
python do_configure() {
fp = d.getVar("BIF_FILE_PATH")
if fp == (d.getVar('B') + '/bootgen.bif'):
biffd = open(fp, 'w')
biffd.write("the_ROM_image:\n")
biffd.write("{\n")
arch = d.getVar("SOC_FAMILY")
bifattr = (d.getVar("BIF_COMMON_ATTR") or "").split()
if bifattr:
attrflags = d.getVarFlags("BIF_COMMON_ATTR") or {}
if arch in ['zynq', 'zynqmp']:
create_zynq_bif(bifattr, attrflags,'','', 1, biffd, d)
elif arch in ['versal']:
create_versal_bif(bifattr, attrflags,'','', 1, biffd, d)
else:
create_bif(bifattr, attrflags,'','', 1, biffd, d)
bifpartition = (d.getVar("BIF_PARTITION_ATTR") or "").split()
if bifpartition:
attrflags = d.getVarFlags("BIF_PARTITION_ATTR") or {}
attrimage = d.getVarFlags("BIF_PARTITION_IMAGE") or {}
ids = d.getVarFlags("BIF_PARTITION_ID") or {}
if arch in ['zynq', 'zynqmp']:
create_zynq_bif(bifpartition, attrflags, attrimage, ids, 0, biffd, d)
elif arch in ['versal']:
create_versal_bif(bifpartition, attrflags, attrimage, ids, 0, biffd, d)
else:
create_bif(bifpartition, attrflags, attrimage, ids, 0, biffd, d)
biffd.write("}")
biffd.close()
else:
print("Using custom BIF file: " + d.getVar("BIF_FILE_PATH") )
}
do_configure[vardeps] += "BIF_PARTITION_ATTR BIF_PARTITION_IMAGE BIF_COMMON_ATTR"
do_configure[vardeps] += "BIF_FSBL_ATTR BIF_BITSTREAM_ATTR BIF_ATF_ATTR BIF_DEVICETREE_ATTR BIF_SSBL_ATTR"
do_compile() {
cd ${WORKDIR}
rm -f ${B}/BOOT.bin
if [ "${BIF_FILE_PATH}" != "${B}/bootgen.bif" ];then
BIF_FILE_PATH="${WORKDIR}${BIF_FILE_PATH}"
fi
bootgen -image ${BIF_FILE_PATH} -arch ${BOOTGEN_ARCH} ${BOOTGEN_EXTRA_ARGS} -w -o ${B}/BOOT.bin
if [ ! -e ${B}/BOOT.bin ]; then
bbfatal "bootgen failed. See log"
fi
}
do_install() {
install -d ${D}/boot
install -m 0644 ${B}/BOOT.bin ${D}/boot/BOOT.bin
}
inherit image-artifact-names
QEMUQSPI_BASE_NAME ?= "QEMU_qspi-${MACHINE}${IMAGE_VERSION_SUFFIX}"
BOOTBIN_BASE_NAME ?= "BOOT-${MACHINE}${IMAGE_VERSION_SUFFIX}"
do_deploy() {
install -d ${DEPLOYDIR}
install -m 0644 ${B}/BOOT.bin ${DEPLOYDIR}/${BOOTBIN_BASE_NAME}.bin
ln -sf ${BOOTBIN_BASE_NAME}.bin ${DEPLOYDIR}/BOOT-${MACHINE}.bin
ln -sf ${BOOTBIN_BASE_NAME}.bin ${DEPLOYDIR}/boot.bin
}
do_deploy:append:versal () {
install -m 0644 ${B}/BOOT_bh.bin ${DEPLOYDIR}/${BOOTBIN_BASE_NAME}_bh.bin
ln -sf ${BOOTBIN_BASE_NAME}_bh.bin ${DEPLOYDIR}/BOOT-${MACHINE}_bh.bin
}
FILES:${PN} += "/boot/BOOT.bin"
SYSROOT_DIRS += "/boot"
addtask do_deploy before do_build after do_compile
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