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authorRobert Yang <liezhi.yang@windriver.com>2016-03-30 00:23:11 -0700
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-03-31 13:22:55 +0100
commit4a70cc59a0350f06d4cc48c12c3053a39191ba07 (patch)
tree5512696c8906a389ab38b4e275ae1f3bd29d6fc8 /meta/classes/live-vm-common.bbclass
parentbfd4d95210b3f841aa2e7c5a06ac89667523438d (diff)
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image-live.bbclass/image-vm.bbclass: remove duplicated code
Move the common code to live_vm_common.bbclass and remove duplicated ones. Signed-off-by: Robert Yang <liezhi.yang@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/classes/live-vm-common.bbclass')
-rw-r--r--meta/classes/live-vm-common.bbclass58
1 files changed, 58 insertions, 0 deletions
diff --git a/meta/classes/live-vm-common.bbclass b/meta/classes/live-vm-common.bbclass
new file mode 100644
index 0000000000..c751385e7d
--- /dev/null
+++ b/meta/classes/live-vm-common.bbclass
@@ -0,0 +1,58 @@
+# Some of the vars for vm and live image are conflicted, this function
+# is used for fixing the problem.
+def set_live_vm_vars(d, suffix):
+ vars = ['GRUB_CFG', 'SYSLINUX_CFG', 'ROOT', 'LABELS', 'INITRD']
+ for var in vars:
+ var_with_suffix = var + '_' + suffix
+ if d.getVar(var, True):
+ bb.warn('Found potential conflicted var %s, please use %s rather than %s' % \
+ (var, var_with_suffix, var))
+ elif d.getVar(var_with_suffix, True):
+ d.setVar(var, d.getVar(var_with_suffix, True))
+
+
+EFI = "${@bb.utils.contains("MACHINE_FEATURES", "efi", "1", "0", d)}"
+EFI_PROVIDER ?= "grub-efi"
+EFI_CLASS = "${@bb.utils.contains("MACHINE_FEATURES", "efi", "${EFI_PROVIDER}", "", d)}"
+
+# Include legacy boot if MACHINE_FEATURES includes "pcbios" or if it does not
+# contain "efi". This way legacy is supported by default if neither is
+# specified, maintaining the original behavior.
+def pcbios(d):
+ pcbios = bb.utils.contains("MACHINE_FEATURES", "pcbios", "1", "0", d)
+ if pcbios == "0":
+ pcbios = bb.utils.contains("MACHINE_FEATURES", "efi", "0", "1", d)
+ return pcbios
+
+PCBIOS = "${@pcbios(d)}"
+PCBIOS_CLASS = "${@['','syslinux'][d.getVar('PCBIOS', True) == '1']}"
+
+inherit ${EFI_CLASS}
+inherit ${PCBIOS_CLASS}
+
+KERNEL_IMAGETYPE ??= "bzImage"
+
+populate_kernel() {
+ dest=$1
+ install -d $dest
+
+ # Install bzImage, initrd, and rootfs.img in DEST for all loaders to use.
+ if [ -e ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE} ]; then
+ install -m 0644 ${DEPLOY_DIR_IMAGE}/${KERNEL_IMAGETYPE} $dest/vmlinuz
+ fi
+
+ # initrd is made of concatenation of multiple filesystem images
+ if [ -n "${INITRD}" ]; then
+ rm -f $dest/initrd
+ for fs in ${INITRD}
+ do
+ if [ -s "$fs" ]; then
+ cat $fs >> $dest/initrd
+ else
+ bbfatal "$fs is invalid. initrd image creation failed."
+ fi
+ done
+ chmod 0644 $dest/initrd
+ fi
+}
+