meta-arm/classes: Create wic_nopt class

Corstone500 and Corstone1000 use wic_nopt.bbclass. This commit creates
this class for Corstone500 and Corstone1000 in meta-arm classes to remove
the need for meta-arm-image repo.

Signed-off-by: Emekcan Aras emekcan.aras@arm.com
Signed-off-by: Jon Mason <jon.mason@arm.com>

meta-arm-bsp/classes/wic_nopt.bbclass

@@ -0,0 +1,9 @@
+# This class removes the empty partition table header
+# in the WIC file when --no-table WKS option is used
+
+IMAGE_TYPES += "wic.nopt"
+
+CONVERSIONTYPES += "nopt"
+
+# 1024 bytes are skipped which corresponds to the size of the partition table header to remove
+CONVERSION_CMD:nopt = "tail -c +1025 ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >  ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.nopt"