bootimg: Pull syslinux specific bits into syslinux.bbclass

Working towards a more generic bootimg.bbclass, pull out all
syslinux specific bits and let syslinux.bbclass manage them
directly. This introduces no functional changes to the images
constructed and the behavior remains unchanged.

(From OE-Core rev: 1915293688d348a765aa0bcdf01168c9fecd9842)

Signed-off-by: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 60 insertions, 8 deletions

diff --git a/meta/classes/syslinux.bbclass b/meta/classes/syslinux.bbclass
index 0cc6b851bc..6eb804b75c 100644
--- a/meta/classes/syslinux.bbclass
+++ b/meta/classes/syslinux.bbclass
@@ -2,7 +2,63 @@
 # Copyright (C) 2004-2006, Advanced Micro Devices, Inc.  All Rights Reserved
 # Released under the MIT license (see packages/COPYING)
 
-# This creates a configuration file suitable for use with syslinux.  
+# Provide syslinux specific functions for building bootable images.
+
+# External variables
+# ${INITRD} - indicates a filesystem image to use as an initrd (optional)
+# ${ROOTFS} - indicates a filesystem image to include as the root filesystem (optional)
+# ${AUTO_SYSLINUXMENU} - set this to 1 to enable creating an automatic menu
+# ${LABELS} - a list of targets for the automatic config
+# ${APPEND} - an override list of append strings for each label
+# ${SYSLINUX_OPTS} - additional options to add to the syslinux file ';' delimited
+
+do_bootimg[depends] += "syslinux:do_populate_sysroot \
+                        syslinux-native:do_populate_sysroot"
+
+SYSLINUXCFG  = "syslinux.cfg"
+SYSLINUXMENU = "menu"
+
+SYSLINUX_ISODIR = "${ISODIR}/isolinux"
+SYSLINUX_HDDDIR = "${HDDDIR}"
+ISO_BOOTIMG = "isolinux/isolinux.bin"
+ISO_BOOTCAT = "isolinux/boot.cat"
+MKISOFS_OPTIONS = "-no-emul-boot -boot-load-size 4 -boot-info-table"
+
+syslinux_populate() {
+        DEST=$1
+        CFGNAME=$2
+
+        install -d ${DEST}
+
+        # Install the kernel, initrd, and rootfs
+        install -m 0644 ${STAGING_DIR_HOST}/kernel/bzImage ${DEST}/vmlinuz
+        if [ -n "${INITRD}" ] && [ -s "${INITRD}" ]; then
+                install -m 0644 ${INITRD} ${DEST}/initrd
+        fi
+        if [ -n "${ROOTFS}" ] && [ -s "${ROOTFS}" ]; then
+                install -m 0644 ${ROOTFS} ${DEST}/rootfs.img
+        fi
+
+        # Install the config files
+        install -m 0644 ${SYSLINUXCFG} ${DEST}/${CFGNAME}
+        if [ -f ${SYSLINUXMENU} ]; then
+                install -m 0644 ${SYSLINUXMENU} ${DEST}
+        fi
+}
+
+syslinux_iso_populate() {
+        syslinux_populate ${SYSLINUX_ISODIR} isolinux.cfg
+        install -m 0644 ${STAGING_LIBDIR}/syslinux/isolinux.bin ${SYSLINUX_ISODIR}
+}
+
+syslinux_hddimg_populate() {
+        syslinux_populate ${SYSLINUX_HDDDIR} syslinux.cfg
+        install -m 0444 ${STAGING_LIBDIR}/syslinux/ldlinux.sys ${SYSLINUX_HDDDIR}/ldlinux.sys
+}
+
+syslinux_hddimg_install() {
+        syslinux ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.hddimg
+}
 
 python build_syslinux_menu () {
         import copy
@@ -26,10 +82,8 @@ python build_syslinux_menu () {
         if not cfile:
                 raise bb.build.FuncFailed('Unable to read SYSLINUXMENU')
 
-        bb.mkdirhier(os.path.dirname(cfile))
-
         try:
-                cfgfile = file(cfile, 'w')
+                cfgfile = file(cfile, 'w')
         except OSError:
                 raise bb.build.funcFailed('Unable to open %s' % (cfile))
 
@@ -85,10 +139,8 @@ python build_syslinux_cfg () {
         if not cfile:
                 raise bb.build.FuncFailed('Unable to read SYSLINUXCFG')
 
-        bb.mkdirhier(os.path.dirname(cfile))
-
         try:
-                cfgfile = file(cfile, 'w')
+                cfgfile = file(cfile, 'w')
         except OSError:
                 raise bb.build.funcFailed('Unable to open %s' % (cfile))
 
@@ -103,7 +155,7 @@ python build_syslinux_cfg () {
         if opts:
                 for opt in opts.split(';'):
                         cfgfile.write('%s\n' % opt)
-                
+
         cfgfile.write('ALLOWOPTIONS 1\n');
         cfgfile.write('DEFAULT %s\n' % (labels.split()[0]))