diff options
Diffstat (limited to 'poky/meta-skeleton/recipes-baremetal')
-rw-r--r-- | poky/meta-skeleton/recipes-baremetal/baremetal-examples/baremetal-helloworld_git.bb | 94 |
1 files changed, 19 insertions, 75 deletions
diff --git a/poky/meta-skeleton/recipes-baremetal/baremetal-examples/baremetal-helloworld_git.bb b/poky/meta-skeleton/recipes-baremetal/baremetal-examples/baremetal-helloworld_git.bb index e84a90f28..3acc523a8 100644 --- a/poky/meta-skeleton/recipes-baremetal/baremetal-examples/baremetal-helloworld_git.bb +++ b/poky/meta-skeleton/recipes-baremetal/baremetal-examples/baremetal-helloworld_git.bb @@ -10,10 +10,19 @@ SRC_URI = "git://github.com/aehs29/baremetal-helloqemu.git;protocol=https;branch S = "${WORKDIR}/git/" -# These examples are not meant to be built when using either musl or glibc -COMPATIBLE_HOST_libc-musl_class-target = "null" -COMPATIBLE_HOST_libc-glibc_class-target = "null" +# The following variables should be set to accomodate each application +BAREMETAL_BINNAME ?= "hello_baremetal_${MACHINE}" +IMAGE_LINK_NAME ?= "baremetal-helloworld-image-${MACHINE}" +IMAGE_NAME_SUFFIX ?= "" + +# Baremetal-Image creates the proper wiring, assumes the output is provided in +# binary and ELF format, installed on ${base_libdir}/firmware/ , we want a +# package to be created since we might have some way of updating the baremetal +# firmware from Linux +inherit baremetal-image + +# These parameters are app specific for this example # This will be translated automatically to the architecture and # machine that QEMU uses on OE, e.g. -machine virt -cpu cortex-a57 # but the examples can also be run on other architectures/machines @@ -25,82 +34,17 @@ BAREMETAL_QEMUARCH_qemuarmv5 = "versatile" BAREMETAL_QEMUARCH_qemuarm = "arm" BAREMETAL_QEMUARCH_qemuarm64 = "aarch64" - EXTRA_OEMAKE_append = " QEMUARCH=${BAREMETAL_QEMUARCH} V=1" -do_install(){ - install -d ${D}/${datadir} - install -m 755 ${B}build/hello_baremetal_${BAREMETAL_QEMUARCH}.bin ${D}/${datadir}/hello_baremetal_${MACHINE}.bin - install -m 755 ${B}build/hello_baremetal_${BAREMETAL_QEMUARCH}.elf ${D}/${datadir}/hello_baremetal_${MACHINE}.elf -} -# Borrowed from meta-freertos -inherit rootfs-postcommands -inherit deploy -IMGDEPLOYDIR ?= "${WORKDIR}/deploy-${PN}-image-complete" -do_deploy[dirs] = "${DEPLOYDIR} ${DEPLOY_DIR_IMAGE}" -do_rootfs[dirs] = "${DEPLOYDIR} ${DEPLOY_DIR_IMAGE}" -DEPLOYDIR = "${IMGDEPLOYDIR}" -IMAGE_LINK_NAME ?= "baremetal-helloworld-image-${MACHINE}" -IMAGE_NAME_SUFFIX ?= "" - -do_deploy(){ - install ${D}/${datadir}/hello_baremetal_${MACHINE}.bin ${DEPLOYDIR}/${IMAGE_LINK_NAME}.bin - install ${D}/${datadir}/hello_baremetal_${MACHINE}.elf ${DEPLOYDIR}/${IMAGE_LINK_NAME}.elf -} - -do_image(){ - : +# Install binaries on the proper location for baremetal-image to fetch and deploy +do_install(){ + install -d ${D}/${base_libdir}/firmware + install -m 755 ${B}build/hello_baremetal_${BAREMETAL_QEMUARCH}.bin ${D}/${base_libdir}/firmware/${BAREMETAL_BINNAME}.bin + install -m 755 ${B}build/hello_baremetal_${BAREMETAL_QEMUARCH}.elf ${D}/${base_libdir}/firmware/${BAREMETAL_BINNAME}.elf } FILES_${PN} += " \ - ${datadir}/hello_baremetal_${MACHINE}.bin \ - ${datadir}/hello_baremetal_${MACHINE}.elf \ + ${base_libdir}/firmware/${BAREMETAL_BINNAME}.bin \ + ${base_libdir}/firmware/${BAREMETAL_BINNAME}.elf \ " - -python do_rootfs(){ - from oe.utils import execute_pre_post_process - from pathlib import Path - - # Write empty manifest testdate file - deploy_dir = d.getVar('DEPLOYDIR') - link_name = d.getVar('IMAGE_LINK_NAME') - manifest_name = d.getVar('IMAGE_MANIFEST') - - Path(manifest_name).touch() - if os.path.exists(manifest_name) and link_name: - manifest_link = deploy_dir + "/" + link_name + ".manifest" - if os.path.lexists(manifest_link): - os.remove(manifest_link) - os.symlink(os.path.basename(manifest_name), manifest_link) - execute_pre_post_process(d, d.getVar('ROOTFS_POSTPROCESS_COMMAND')) -} - -# QEMU generic FreeRTOS parameters -QB_DEFAULT_KERNEL = "${IMAGE_LINK_NAME}.bin" -QB_MEM = "-m 256" -QB_OPT_APPEND = "-nographic" -QB_DEFAULT_FSTYPE = "bin" -QB_DTB = "" - -# This next part is necessary to trick the build system into thinking -# its building an image recipe so it generates the qemuboot.conf -addtask do_deploy after do_write_qemuboot_conf before do_build -addtask do_rootfs before do_deploy after do_install -addtask do_image after do_rootfs before do_build -inherit qemuboot - -# Based on image.bbclass to make sure we build qemu -python(){ - # do_addto_recipe_sysroot doesnt exist for all recipes, but we need it to have - # /usr/bin on recipe-sysroot (qemu) populated - def extraimage_getdepends(task): - deps = "" - for dep in (d.getVar('EXTRA_IMAGEDEPENDS') or "").split(): - # Make sure we only add it for qemu - if 'qemu' in dep: - deps += " %s:%s" % (dep, task) - return deps - d.appendVarFlag('do_image', 'depends', extraimage_getdepends('do_addto_recipe_sysroot')) - d.appendVarFlag('do_image', 'depends', extraimage_getdepends('do_populate_sysroot')) -} |