diff --git a/XilinxProcessorIPLib/drivers/iomodule/data/iomodule.tcl b/XilinxProcessorIPLib/drivers/iomodule/data/iomodule.tcl
index 82e4bd6c..0321f398 100755
--- a/XilinxProcessorIPLib/drivers/iomodule/data/iomodule.tcl
+++ b/XilinxProcessorIPLib/drivers/iomodule/data/iomodule.tcl
@@ -40,7 +40,10 @@
 #			   Modified generate proc to get canonical defintions
 #			   in xparameters.h.
 # 2.2	   nsk	  07/08/15 Updated iomodule_define_vector_table to handle
-#		 	   External vector interrupts.
+#		 	   External vector interrupts CR#871572.
+# 2.2	   nsk    19/08/15 Modified iomodule_defince_vector_table
+#			   to handle, if iomodule doesn't have interrupts
+#			   enabled CR#876507.
 #
 ##############################################################################
 
@@ -154,6 +157,7 @@ proc generate {drv_handle} {
     iomodule_define_config_file $drv_handle $periphs $config_inc
     close $config_inc
 
+    set all_params [concat $all_params $params]
     xdefine_canonical_xpars $drv_handle "xparameters.h" "IOModule" $all_params
 
 }
@@ -315,7 +319,7 @@ proc iomodule_define_vector_table {periph config_inc config_file} {
     set num_intr_inputs [common::get_property CONFIG.C_INTC_INTR_SIZE $periph]
 
     #calculate the total interrupt sources
-    set total_intr_ports [::hsi::utils::get_connected_pin_count $interrupt_pin]
+    set total_intr_ports [get_num_intr_internal $periph]
     if {$num_intr_inputs != $total_intr_ports} {
        puts "WARNING: Num intr inputs $num_intr_inputs not the \
 	     same as length of ::hsi::utils::get_interrupt_sources [llength \
@@ -422,7 +426,7 @@ proc xdefine_canonical_xpars {drv_handle file_name drv_string args} {
 	    	set rvalue [format "%.0f" $rvalue]
 	    	set rvalue [format "0x%08X" $rvalue]
 	    } else {
-		set lvalue [hsi::utils::get_driver_param_name $canonical_name $arg]
+		set lvalue [hsi::utils::get_driver_param_name $canonical_name [string toupper $arg]]
  # The commented out rvalue is the name of the instance-specific constant
  #              set rvalue [::hsi::utils::get_ip_param_name $periph $arg]
 	    	# The rvalue set below is the actual value of the parameter
diff --git a/XilinxProcessorIPLib/drivers/iomodule/src/xiomodule.h b/XilinxProcessorIPLib/drivers/iomodule/src/xiomodule.h
index e7a7b9c0..4fb749b6 100644
--- a/XilinxProcessorIPLib/drivers/iomodule/src/xiomodule.h
+++ b/XilinxProcessorIPLib/drivers/iomodule/src/xiomodule.h
@@ -218,10 +218,20 @@
 * 1.02a sa   07/25/12 Updated with GPI interrupts and programmable baudrate
 * 2.0   adk  19/12/13 Updated as per the New Tcl API's
 * 2.1   bss  05/02/14 Added PitMask in XIOModule_Config.(CR #794167)
+* 2.2	nsk  07/21/15 Updated iomodule_define_vector_table by removing
+*		      absoluted hsi commands like xget_handle.CR#865544.
+*		      modified generate proc to get canonical defintions
+*		      in xparameters.h
 * 2.2   nsk  08/06/15 Updated XIOModule_Uart_InterruptHandler function
 *		      in xiomodule_uart_intr.c file to read Status register
 *		      instead of reading Interrupt Pending register.
 *		      (CR #862715).
+* 2.2	nsk  08/07/15 Updated iomodule_define_vector_table in iomodule.tcl
+*		      to handle External vector interrupts.(CR #871572)
+* 2.2	nsk  08/19/15 Modifed iomodule_define_vector_table in iomodule.tcl
+*		      to handle,if iomodule doesn't have interrupts enabled
+*		      (CR #876507).
+*
 * </pre>
 *
 ******************************************************************************/