[OE-core] [PATCH 1/1] bootimg.bbclass: add comment for NOHDD

[Robert Yang]

Add comment for NOHDD which is used for skipping building the HDDIMG if
set to 1

Signed-off-by: Robert Yang <liezhi.yang at windriver.com>
---
 meta/classes/bootimg.bbclass |    1 +
 1 file changed, 1 insertion(+)

diff --git a/meta/classes/bootimg.bbclass b/meta/classes/bootimg.bbclass
index b7ddf42..117929e 100644
--- a/meta/classes/bootimg.bbclass
+++ b/meta/classes/bootimg.bbclass
@@ -20,6 +20,7 @@
 # External variables (also used by syslinux.bbclass)
 # ${INITRD} - indicates a filesystem image to use as an initrd (optional)
 # ${NOISO}  - skip building the ISO image if set to 1
+# ${NOHDD}  - skip building the HDD image if set to 1
 # ${ROOTFS} - indicates a filesystem image to include as the root filesystem (optional)
 
 do_bootimg[depends] += "dosfstools-native:do_populate_sysroot \
-- 
1.7.10.4