[POWERPC] bootwrapper: Allow wrapper script to execute verbosely

Allow wrapper script to print verbose progress when the V is set in the
environment.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>

diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index 39b27e5..347639c 100755 (executable)
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -21,6 +21,11 @@
 #              (default ./arch/powerpc/boot)
 # -W dir       specify working directory for temporary files (default .)
 
+# Allow for verbose output
+if [ "$V" = 1 ]; then
+    set -x
+fi
+
 # defaults
 kernel=
 ofile=zImage