Enable long run test with provided number of iteration

Resolves openbmc/openbmc-test-automation#46

Change-Id: I1cf53779534d1a5fe8ec9efc6f769d483e5f415c
Signed-off-by: Sivas SRR <sivas.srr@in.ibm.com>
diff --git a/tools/generate_argumentfile.sh b/tools/generate_argumentfile.sh
index b888a80..e51d973 100755
--- a/tools/generate_argumentfile.sh
+++ b/tools/generate_argumentfile.sh
@@ -4,6 +4,7 @@
 echo "--variable OPENBMC_MODEL:$OPENBMC_MODEL" >> $ARG_FILE
 echo "--variable OPENBMC_USERNAME:$OPENBMC_USERNAME" >> $ARG_FILE
 echo "--variable OPENBMC_PASSWORD:$OPENBMC_PASSWORD" >> $ARG_FILE
+echo "--variable OPENBMC_SYSTEMMODEL:$OPENBMC_SYSTEMMODEL" >> $ARG_FILE
 echo "--variable PDU_TYPE:$PDU_TYPE" >> $ARG_FILE
 echo "--variable PDU_IP:$PDU_IP" >> $ARG_FILE
 echo "--variable PDU_USERNAME:$PDU_USERNAME" >> $ARG_FILE