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Andrew Geissler82c905d2020-04-13 13:39:40 -05001SUMMARY = "Baremetal examples to work with the several QEMU architectures supported on OpenEmbedded"
2HOMEPAGE = "https://github.com/aehs29/baremetal-helloqemu"
Andrew Geissler95ac1b82021-03-31 14:34:31 -05003DESCRIPTION = "These are introductory examples to showcase the use of QEMU to run baremetal applications."
Andrew Geissler82c905d2020-04-13 13:39:40 -05004LICENSE = "MIT"
5LIC_FILES_CHKSUM = "file://LICENSE;md5=39346640a23c701e4f459e05f56f4449"
6
Patrick Williams0ca19cc2021-08-16 14:03:13 -05007SRCREV = "31b4e5a337018b4a00a7426b0e5ed83b81df30c7"
Andrew Geissler82c905d2020-04-13 13:39:40 -05008PV = "0.1+git${SRCPV}"
9
10SRC_URI = "git://github.com/aehs29/baremetal-helloqemu.git;protocol=https;branch=master"
11
Andrew Geisslerf0343792020-11-18 10:42:21 -060012S = "${WORKDIR}/git"
Andrew Geissler82c905d2020-04-13 13:39:40 -050013
Andrew Geissler475cb722020-07-10 16:00:51 -050014# The following variables should be set to accomodate each application
15BAREMETAL_BINNAME ?= "hello_baremetal_${MACHINE}"
16IMAGE_LINK_NAME ?= "baremetal-helloworld-image-${MACHINE}"
17IMAGE_NAME_SUFFIX ?= ""
Andrew Geissler82c905d2020-04-13 13:39:40 -050018
Andrew Geissler475cb722020-07-10 16:00:51 -050019# Baremetal-Image creates the proper wiring, assumes the output is provided in
20# binary and ELF format, installed on ${base_libdir}/firmware/ , we want a
21# package to be created since we might have some way of updating the baremetal
22# firmware from Linux
23inherit baremetal-image
24
25
26# These parameters are app specific for this example
Andrew Geissler82c905d2020-04-13 13:39:40 -050027# This will be translated automatically to the architecture and
28# machine that QEMU uses on OE, e.g. -machine virt -cpu cortex-a57
29# but the examples can also be run on other architectures/machines
30# such as vexpress-a15 by overriding the setting on the machine.conf
Patrick Williams0ca19cc2021-08-16 14:03:13 -050031COMPATIBLE_MACHINE = "qemuarmv5|qemuarm|qemuarm64|qemuriscv64|qemuriscv32"
Andrew Geissler82c905d2020-04-13 13:39:40 -050032
33BAREMETAL_QEMUARCH ?= ""
Patrick Williams213cb262021-08-07 19:21:33 -050034BAREMETAL_QEMUARCH:qemuarmv5 = "versatile"
35BAREMETAL_QEMUARCH:qemuarm = "arm"
36BAREMETAL_QEMUARCH:qemuarm64 = "aarch64"
37BAREMETAL_QEMUARCH:qemuriscv64 = "riscv64"
Patrick Williams0ca19cc2021-08-16 14:03:13 -050038BAREMETAL_QEMUARCH:qemuriscv32 = "riscv32"
Andrew Geissler82c905d2020-04-13 13:39:40 -050039
Patrick Williams213cb262021-08-07 19:21:33 -050040EXTRA_OEMAKE:append = " QEMUARCH=${BAREMETAL_QEMUARCH} V=1"
Andrew Geissler82c905d2020-04-13 13:39:40 -050041
Andrew Geissler475cb722020-07-10 16:00:51 -050042
43# Install binaries on the proper location for baremetal-image to fetch and deploy
Andrew Geissler82c905d2020-04-13 13:39:40 -050044do_install(){
Andrew Geissler475cb722020-07-10 16:00:51 -050045 install -d ${D}/${base_libdir}/firmware
Andrew Geissler4c19ea12020-10-27 13:52:24 -050046 install -m 755 ${B}/build/hello_baremetal_${BAREMETAL_QEMUARCH}.bin ${D}/${base_libdir}/firmware/${BAREMETAL_BINNAME}.bin
47 install -m 755 ${B}/build/hello_baremetal_${BAREMETAL_QEMUARCH}.elf ${D}/${base_libdir}/firmware/${BAREMETAL_BINNAME}.elf
Andrew Geissler82c905d2020-04-13 13:39:40 -050048}
49
Patrick Williams213cb262021-08-07 19:21:33 -050050FILES:${PN} += " \
Andrew Geissler475cb722020-07-10 16:00:51 -050051 ${base_libdir}/firmware/${BAREMETAL_BINNAME}.bin \
52 ${base_libdir}/firmware/${BAREMETAL_BINNAME}.elf \
Andrew Geissler82c905d2020-04-13 13:39:40 -050053"