diff options
Diffstat (limited to 'poky/meta/classes/grub-efi-cfg.bbclass')
-rw-r--r-- | poky/meta/classes/grub-efi-cfg.bbclass | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/poky/meta/classes/grub-efi-cfg.bbclass b/poky/meta/classes/grub-efi-cfg.bbclass new file mode 100644 index 000000000..5eeee6c2e --- /dev/null +++ b/poky/meta/classes/grub-efi-cfg.bbclass @@ -0,0 +1,114 @@ +# grub-efi.bbclass +# Copyright (c) 2011, Intel Corporation. +# All rights reserved. +# +# Released under the MIT license (see packages/COPYING) + +# Provide grub-efi specific functions for building bootable images. + +# External variables +# ${INITRD} - indicates a list of filesystem images to concatenate and use as an initrd (optional) +# ${ROOTFS} - indicates a filesystem image to include as the root filesystem (optional) +# ${GRUB_GFXSERIAL} - set this to 1 to have graphics and serial in the boot menu +# ${LABELS} - a list of targets for the automatic config +# ${APPEND} - an override list of append strings for each label +# ${GRUB_OPTS} - additional options to add to the config, ';' delimited # (optional) +# ${GRUB_TIMEOUT} - timeout before executing the deault label (optional) +# ${GRUB_ROOT} - grub's root device. + +GRUB_SERIAL ?= "console=ttyS0,115200" +GRUB_CFG_VM = "${S}/grub_vm.cfg" +GRUB_CFG_LIVE = "${S}/grub_live.cfg" +GRUB_TIMEOUT ?= "10" +#FIXME: build this from the machine config +GRUB_OPTS ?= "serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1" + +EFIDIR = "/EFI/BOOT" +GRUB_ROOT ?= "${ROOT}" +APPEND ?= "" + +# Need UUID utility code. +inherit fs-uuid + +python build_efi_cfg() { + import sys + + workdir = d.getVar('WORKDIR') + if not workdir: + bb.error("WORKDIR not defined, unable to package") + return + + gfxserial = d.getVar('GRUB_GFXSERIAL') or "" + + labels = d.getVar('LABELS') + if not labels: + bb.debug(1, "LABELS not defined, nothing to do") + return + + if labels == []: + bb.debug(1, "No labels, nothing to do") + return + + cfile = d.getVar('GRUB_CFG') + if not cfile: + bb.fatal('Unable to read GRUB_CFG') + + try: + cfgfile = open(cfile, 'w') + except OSError: + bb.fatal('Unable to open %s' % cfile) + + cfgfile.write('# Automatically created by OE\n') + + opts = d.getVar('GRUB_OPTS') + if opts: + for opt in opts.split(';'): + cfgfile.write('%s\n' % opt) + + cfgfile.write('default=%s\n' % (labels.split()[0])) + + timeout = d.getVar('GRUB_TIMEOUT') + if timeout: + cfgfile.write('timeout=%s\n' % timeout) + else: + cfgfile.write('timeout=50\n') + + root = d.getVar('GRUB_ROOT') + if not root: + bb.fatal('GRUB_ROOT not defined') + + if gfxserial == "1": + btypes = [ [ " graphics console", "" ], + [ " serial console", d.getVar('GRUB_SERIAL') or "" ] ] + else: + btypes = [ [ "", "" ] ] + + for label in labels.split(): + localdata = d.createCopy() + + for btype in btypes: + cfgfile.write('\nmenuentry \'%s%s\'{\n' % (label, btype[0])) + lb = label + if label == "install": + lb = "install-efi" + kernel = localdata.getVar('KERNEL_IMAGETYPE') + cfgfile.write('linux /%s LABEL=%s' % (kernel, lb)) + + cfgfile.write(' %s' % replace_rootfs_uuid(d, root)) + + append = localdata.getVar('APPEND') + initrd = localdata.getVar('INITRD') + + if append: + append = replace_rootfs_uuid(d, append) + cfgfile.write(' %s' % (append)) + + cfgfile.write(' %s' % btype[1]) + cfgfile.write('\n') + + if initrd: + cfgfile.write('initrd /initrd') + cfgfile.write('\n}\n') + + cfgfile.close() +} |