diff --git a/src/mame/drivers/viper.c b/src/mame/drivers/viper.c
index 729f99958ee..9fa399917b9 100644
--- a/src/mame/drivers/viper.c
+++ b/src/mame/drivers/viper.c
@@ -25,6 +25,10 @@
     G?C00         2003    Pop'n Music 9
     G?C09         2002    Mahjong Fight Club
     G?C22         2002    World Combat (USA/Japan/Korea) / Warzaid (Europe)
+
+Note:
+Everything but p911uc might be a bad dump.
+
 */
 
 #include "driver.h"
@@ -629,6 +633,7 @@ MACHINE_DRIVER_END
 
 static DRIVER_INIT(viper)
 {
+//	memory_install_readwrite64_device_handler( cputag_get_address_space(machine, "maincpu", ADDRESS_SPACE_PROGRAM), ide, 0xff200000, 0xff207fff, 0, 0, hdd_r, hdd_w ); //TODO
 }
 
 static DRIVER_INIT(vipercf)
@@ -764,7 +769,7 @@ ROM_START(p911uc)
 	ROM_REGION(0x2000, "m48t58", ROMREGION_ERASE00)		/* M48T58 Timekeeper NVRAM */
 
 	DISK_REGION( "ide" )
-	DISK_IMAGE( "a00aac02", 0, SHA1(dc665581d854cb7f69621927beff145676926af7) )
+	DISK_IMAGE( "a00aac02", 0, SHA1(b268789416dbf8886118a634b911f0ee254970de) )
 ROM_END
 
 ROM_START(p911e)