diff --unified --recursive --new-file linux-2.6.4/drivers/char/Kconfig linux-2.6.4a/drivers/char/Kconfig
--- linux-2.6.4/drivers/char/Kconfig	2004-03-10 20:55:21.000000000 -0600
+++ linux-2.6.4a/drivers/char/Kconfig	2004-03-23 08:35:08.000000000 -0600
@@ -35,6 +35,16 @@
 	  If unsure, say Y, or else you won't be able to do much with your new
 	  shiny Linux system :-)
 
+config IPAC
+	bool "Support for IPAC Arcade controller"
+	depends on VT && INPUT
+	default n
+	---help---
+	  If you say Y here, you will get support for the IPAC arcade
+	  controller (http://www.ultimarc.com) through IOCTL functions.
+
+	  If you are not using this as an arcade box, say N
+
 config VT_CONSOLE
 	bool "Support for console on virtual terminal" if EMBEDDED
 	depends on VT
diff --unified --recursive --new-file linux-2.6.4/drivers/char/Makefile linux-2.6.4a/drivers/char/Makefile
--- linux-2.6.4/drivers/char/Makefile	2004-03-10 20:55:45.000000000 -0600
+++ linux-2.6.4a/drivers/char/Makefile	2004-03-23 04:09:06.000000000 -0600
@@ -11,6 +11,7 @@
 
 obj-$(CONFIG_VT)		+= vt_ioctl.o vc_screen.o consolemap.o \
 				   consolemap_deftbl.o selection.o keyboard.o
+obj-$(CONFIG_IPAC)              += vt.o
 obj-$(CONFIG_HW_CONSOLE)	+= vt.o defkeymap.o
 obj-$(CONFIG_MAGIC_SYSRQ)	+= sysrq.o
 obj-$(CONFIG_ESPSERIAL)		+= esp.o
diff --unified --recursive --new-file linux-2.6.4/drivers/char/keyboard.c linux-2.6.4a/drivers/char/keyboard.c
--- linux-2.6.4/drivers/char/keyboard.c	2004-03-10 20:56:03.000000000 -0600
+++ linux-2.6.4a/drivers/char/keyboard.c	2004-03-23 03:54:11.000000000 -0600
@@ -848,6 +848,9 @@
 {
 	if (!(led & ~7)) {
 		ledioctl = led;
+#if defined(CONFIG_IPAC)
+		ledstate = 0xff; 
+#endif
 		kbd->ledmode = LED_SHOW_IOCTL;
 	} else
 		kbd->ledmode = LED_SHOW_FLAGS;
@@ -907,14 +910,24 @@
 {
 	struct list_head * node;
 	unsigned char leds = getleds();
-
+#if defined(CONFIG_IPAC)
+	struct kbd_struct *kbd = kbd_table + fg_console;
+#endif	
 	if (leds != ledstate) {
 		list_for_each(node,&kbd_handler.h_list) {
 			struct input_handle * handle = to_handle_h(node);
-			input_event(handle->dev, EV_LED, LED_SCROLLL, !!(leds & 0x01));
-			input_event(handle->dev, EV_LED, LED_NUML,    !!(leds & 0x02));
-			input_event(handle->dev, EV_LED, LED_CAPSL,   !!(leds & 0x04));
-			input_sync(handle->dev);
+#if defined(CONFIG_IPAC)
+			if (kbd->ledmode == LED_SHOW_IOCTL) 
+				input_event(handle->dev, EV_LED, LED_IPAC , leds);
+			else {
+#endif
+				input_event(handle->dev, EV_LED, LED_SCROLLL, !!(leds & 0x01));
+				input_event(handle->dev, EV_LED, LED_NUML,    !!(leds & 0x02));
+				input_event(handle->dev, EV_LED, LED_CAPSL,   !!(leds & 0x04));
+				input_sync(handle->dev);
+#if defined(CONFIG_IPAC)
+			}
+#endif
 		}
 	}
 
diff --unified --recursive --new-file linux-2.6.4/drivers/input/input.c linux-2.6.4a/drivers/input/input.c
--- linux-2.6.4/drivers/input/input.c	2004-03-10 20:55:28.000000000 -0600
+++ linux-2.6.4a/drivers/input/input.c	2004-03-23 06:58:17.000000000 -0600
@@ -149,11 +149,30 @@
 			break;
 
 		case EV_LED:
-	
-			if (code > LED_MAX || !test_bit(code, dev->ledbit) || !!test_bit(code, dev->led) == value)
-				return;
 
-			change_bit(code, dev->led);
+#if defined(CONFIG_IPAC)
+			if (code == LED_IPAC) {
+
+				if (!!test_bit(2,dev->led) != !!(value & 0x1)) 
+					change_bit(2, dev->led);	
+				
+				if (!!test_bit(0, dev->led) != !!(value & 0x2))
+					change_bit(0, dev->led);
+
+				if (!!test_bit(1, dev->led) != !!(value & 0x4)) 
+					change_bit(1, dev->led);
+					
+				if (dev->event) dev->event(dev, type, code, value);
+
+                        	break;
+			}
+#endif 
+		        	
+			if (code > LED_MAX || !test_bit(code, dev->ledbit) || !!test_bit(code, dev->led) == value)  
+				return;
+			
+			change_bit(code,dev->led);
+	
 			if (dev->event) dev->event(dev, type, code, value);	
 	
 			break;
diff --unified --recursive --new-file linux-2.6.4/include/linux/input.h linux-2.6.4a/include/linux/input.h
--- linux-2.6.4/include/linux/input.h	2004-03-10 20:55:26.000000000 -0600
+++ linux-2.6.4a/include/linux/input.h	2004-03-23 03:48:46.000000000 -0600
@@ -542,6 +542,7 @@
 #define LED_SUSPEND		0x06
 #define LED_MUTE		0x07
 #define LED_MISC		0x08
+#define LED_IPAC                0x09
 #define LED_MAX			0x0f
 
 /*