It saves vars in ${DEPLOY_DIR_IMAGE}/qemuboot.py, and runqemu will
import it.The bsp which can be boot by runqemu will inherit it. Signed-off-by: Robert Yang <[email protected]> --- meta/classes/qemuboot.bbclass | 59 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 meta/classes/qemuboot.bbclass diff --git a/meta/classes/qemuboot.bbclass b/meta/classes/qemuboot.bbclass new file mode 100644 index 0000000..6480021 --- /dev/null +++ b/meta/classes/qemuboot.bbclass @@ -0,0 +1,59 @@ +# Help runqemu boot target board, "QB" means Qemu Boot, the following +# vars can be set in conf files, such as <bsp.conf> to make it can be +# boot by runqemu: +# +# QB_SYSTEM_NAME: qemu name, e.g., "qemu-system-i386" +# QB_OPT_APPEND: options to append to qemu, e.g., "-show-cursor" +# QB_SERIAL_OPT: serial port, e.g., "-serial mon:stdio" +# QB_DEFAULT_KERNEL: default kernel to boot, e.g., "bzImage" +# QB_DEFAULT_FSTYPE: default FSTYPE to boot, e.g., "ext4" +# QB_MEM: memory, e.g., "-m 512" +# QB_MACHINE: qemu machine, e.g., "-machine virt" +# QB_CPU: qemu cpu, e.g., "-cpu qemu32" +# QB_CPU_KVM: the similar to QB_CPU, but used when kvm, e.g., '-cpu kvm64', +# set it when support kvm. +# QB_KERNEL_CMDLINE_APPEND: options to append to kernel's -append +# option, e.g., "console=ttyS0 console=tty" +# QB_DTB: qemu dtb name +# QB_AUDIO_DRV: qemu audio driver, e.g., "alsa", set it when support audio +# QB_AUDIO_OPT: qemu audio option, e.g., "-soundhw ac97,es1370", used +# when QB_AUDIO_DRV is set. +# +# Not often used vars: +# QB_ROOTFS_OPTIONS: used to replace runqemu's ROOTFS_OPTIONS +# QB_NETWORK_CMD: used to replace runqemu's QB_NETWORK_CMD +# +# Usage: +# IMAGE_CLASSES += "qemuboot" +# See "runqemu help" for more info + +do_qemuboot_vars[nostamp] = "1" + +QB_MEM ?= "-m 256" +QB_SERIAL_OPT ?= "-serial mon:stdio -serial null" +QB_DEFAULT_KERNEL ?= "${KERNEL_IMAGETYPE}" +QB_DEFAULT_FSTYPE ?= "ext4" +QB_OPT_APPEND ?= "-show-cursor" + +do_qemuboot_vars[dirs] = "${DEPLOY_DIR_IMAGE}" +python do_qemuboot_vars() { + build_vars = ['MACHINE', 'TUNE_ARCH', 'DEPLOY_DIR_IMAGE', \ + 'IMAGE_LINK_NAME', 'STAGING_DIR_NATIVE', \ + 'STAGING_BINDIR_NATIVE', 'STAGING_DIR_HOST'] + + # Vars from bsp + qb_vars = [] + + for k in d.keys(): + if k.startswith('QB_'): + qb_vars.append(k) + + out_file = "%s/%s" % (d.getVar('DEPLOY_DIR_IMAGE', True), 'qemuboot.py') + with open(out_file, 'w') as f: + f.write('config_bsp = {\n') + for k in build_vars + qb_vars: + f.write(" '%s': '%s',\n" % (k, d.getVar(k, True))) + f.write('}\n') +} + +addtask do_qemuboot_vars before do_build -- 2.9.0 -- _______________________________________________ Openembedded-core mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-core
