From 972dcfcdbfe75dcfeb777150c136576cf1a71e99 Mon Sep 17 00:00:00 2001
From: Tudor Florea <tudor.florea@enea.com>
Date: Fri, 9 Oct 2015 22:59:03 +0200
Subject: initial commit for Enea Linux 5.0 arm

Signed-off-by: Tudor Florea <tudor.florea@enea.com>
---
 meta/classes/grub-efi.bbclass | 141 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 141 insertions(+)
 create mode 100644 meta/classes/grub-efi.bbclass

(limited to 'meta/classes/grub-efi.bbclass')

diff --git a/meta/classes/grub-efi.bbclass b/meta/classes/grub-efi.bbclass
new file mode 100644
index 0000000000..47bd35e049
--- /dev/null
+++ b/meta/classes/grub-efi.bbclass
@@ -0,0 +1,141 @@
+# 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)
+# ${GRUB_TIMEOUT} - timeout before executing the deault label (optional)
+
+do_bootimg[depends] += "${MLPREFIX}grub-efi:do_deploy"
+do_bootdirectdisk[depends] += "${MLPREFIX}grub-efi:do_deploy"
+
+GRUB_SERIAL ?= "console=ttyS0,115200"
+GRUBCFG = "${S}/grub.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"
+
+efi_populate() {
+	# DEST must be the root of the image so that EFIDIR is not
+	# nested under a top level directory.
+	DEST=$1
+
+	install -d ${DEST}${EFIDIR}
+
+	GRUB_IMAGE="bootia32.efi"
+	if [ "${TARGET_ARCH}" = "x86_64" ]; then
+		GRUB_IMAGE="bootx64.efi"
+	fi
+	install -m 0644 ${DEPLOY_DIR_IMAGE}/${GRUB_IMAGE} ${DEST}${EFIDIR}
+
+	install -m 0644 ${GRUBCFG} ${DEST}${EFIDIR}
+}
+
+efi_iso_populate() {
+	iso_dir=$1
+	efi_populate $iso_dir
+	# Build a EFI directory to create efi.img
+	mkdir -p ${EFIIMGDIR}/${EFIDIR}
+	cp $iso_dir/${EFIDIR}/* ${EFIIMGDIR}${EFIDIR}
+	cp $iso_dir/vmlinuz ${EFIIMGDIR}
+	echo "${GRUB_IMAGE}" > ${EFIIMGDIR}/startup.nsh
+	if [ -f "$iso_dir/initrd" ] ; then
+		cp $iso_dir/initrd ${EFIIMGDIR}
+	fi
+}
+
+efi_hddimg_populate() {
+	efi_populate $1
+}
+
+python build_efi_cfg() {
+    import sys
+
+    workdir = d.getVar('WORKDIR', True)
+    if not workdir:
+        bb.error("WORKDIR not defined, unable to package")
+        return
+
+    gfxserial = d.getVar('GRUB_GFXSERIAL', True) or ""
+
+    labels = d.getVar('LABELS', True)
+    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('GRUBCFG', True)
+    if not cfile:
+        raise bb.build.FuncFailed('Unable to read GRUBCFG')
+
+    try:
+         cfgfile = file(cfile, 'w')
+    except OSError:
+        raise bb.build.funcFailed('Unable to open %s' % (cfile))
+
+    cfgfile.write('# Automatically created by OE\n')
+
+    opts = d.getVar('GRUB_OPTS', True)
+    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', True)
+    if timeout:
+        cfgfile.write('timeout=%s\n' % timeout)
+    else:
+        cfgfile.write('timeout=50\n')
+
+    if gfxserial == "1":
+        btypes = [ [ " graphics console", "" ],
+            [ " serial console", d.getVar('GRUB_SERIAL', True) or "" ] ]
+    else:
+        btypes = [ [ "", "" ] ]
+
+    for label in labels.split():
+        localdata = d.createCopy()
+
+        overrides = localdata.getVar('OVERRIDES', True)
+        if not overrides:
+            raise bb.build.FuncFailed('OVERRIDES not defined')
+
+        for btype in btypes:
+            localdata.setVar('OVERRIDES', label + ':' + overrides)
+            bb.data.update_data(localdata)
+
+            cfgfile.write('\nmenuentry \'%s%s\'{\n' % (label, btype[0]))
+            lb = label
+            if label == "install":
+                lb = "install-efi"
+            cfgfile.write('linux /vmlinuz LABEL=%s' % (lb))
+
+            append = localdata.getVar('APPEND', True)
+            initrd = localdata.getVar('INITRD', True)
+
+            if 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()
+}
-- 
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