From 542d0fa5c3dcebfcd93f504693b0137ef2edbbdc Mon Sep 17 00:00:00 2001
From: Roberto Zandona <robertoz@mamedev.org>
Date: Thu, 1 Jan 2009 20:29:31 +0000
Subject: [PATCH] cb2001: added new opcodes

---
 src/mame/drivers/cb2001.c | 61 ++++++++++++++++++++++++---------------
 1 file changed, 37 insertions(+), 24 deletions(-)

diff --git a/src/mame/drivers/cb2001.c b/src/mame/drivers/cb2001.c
index d649ac53037..5048e70692f 100644
--- a/src/mame/drivers/cb2001.c
+++ b/src/mame/drivers/cb2001.c
@@ -3,7 +3,7 @@
   Cherry Bonus 2001  (c)2000/2001 Dyna
 
 
-Produttore  Dyna
+Produttore	Dyna
 N.revisione
 CPU
 
@@ -46,37 +46,37 @@ In test mode (c) is 2000
 
 const UINT8 cb2001_decryption_table[256] = {
 	0xe8,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 00 */
-//  pppp
+//	pppp
 	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, 0x32,xxxx,xxxx,xxxx,0x3a,xxxx,xxxx,xxxx, /* 10 */
-//                                           ????                ????
-	xxxx,0x8e,xxxx,xxxx,xxxx,0x49,xxxx,xxxx, xxxx,xxxx,xxxx,0x75,xxxx,xxxx,xxxx,xxxx, /* 20 */
-//       !!!!                ????                           pppp
-	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xbe,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xb0,xxxx, /* 30 */
-//                                pppp                                     ????
+//	                                         pppp                pppp
+	xxxx,0x8e,xxxx,xxxx,xxxx,0x49,0xbf,xxxx, xxxx,xxxx,xxxx,0x75,xxxx,xxxx,xxxx,xxxx, /* 20 */
+//	     !!!!                ???? ????                      pppp
+	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xbe,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xbf,xxxx, /* 30 */
+//	                              pppp                                     ????
 	xxxx,0xea,xxxx,xxxx,xxxx,0xb0,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 40 */
-//       !!!!                gggg
+//	     !!!!                gggg
 	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,0x78,xxxx,xxxx,xxxx, /* 50 */
-//                                ????                           ????
+//	                              ????                           ????
 	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xba,xxxx, /* 60 */
-//                                                                         gggg
+//	                                                                       gggg
 	0xc3,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 70 */
-//  pppp                                               ????
+//	pppp                                               ????
 	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0x34, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* 80 */
-//                                     ????
+//	                                   ????
 	xxxx,xxxx,0xe9,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,0xb9,xxxx,xxxx,xxxx, /* 90 */
-//            ????                                               pppp
+//	          ????                                               pppp
 	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,0xb8, xxxx,xxxx,0xfa,xxxx,xxxx,xxxx,xxxx,xxxx, /* A0 */
-//                                     !!!!            ????
+//	                                   !!!!            ????
 	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* B0 */
-//
+//	
 	xxxx,xxxx,0xee,xxxx,xxxx,0xe2,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* C0 */
-//            ????           pppp
+//	          ????           pppp
 	xxxx,xxxx,0x46,xxxx,xxxx,xxxx,xxxx,xxxx, 0x88,xxxx,xxxx,xxxx,xxxx,0xfa,0xc7,xxxx, /* D0 */
-//              ????                           ????                     ???? !!!!
+//              pppp                           pppp                     ???? !!!!
 	0xb0,xxxx,xxxx,0xc6,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* E0 */
-//  ????           !!!!
+//	????           !!!!
 	xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx,xxxx, /* F0 */
-//
+//	
 };
 
 /* robiza notes:
@@ -102,20 +102,33 @@ c2 -> ee (out dw,al)
 
 
 probably:
-00 -> e8 (call)
+
 2b -> conditional jmp for sure (75)
-36 -> be
-41 -> ea (jmp_far)
-70 -> c3 (ret)
+36 -> be 
 9c -> it's a counter (like mov cw,#value) -> not sure the register (cw,bw,....) -> b9 (cw)
 c5 -> 75 (loop?)
 
+very probably:
+00 -> e8 (call)
+41 -> ea (jmp_far)
+70 -> c3 (ret)
+
 checked against gussun and quizf1 (start up code):
 21 -> 8e
 a7 -> b8
 de -> c7
 e3 -> c6
 
+opcodes: 36,9c,00,18,d8,d2,c5,70 probably:
+e1af1 36 62 06 mov ix,0662
+      9c 04 00 mov cw,0004
+      00 94 17 call e328e
+
+e328e 18 c0 xor al,al
+      d8 04 mov byte ptr [ix],al
+      d2    inc ix
+      c5 fb dbnz e3290
+      70    ret
 */
 
 
@@ -142,7 +155,7 @@ INPUT_PORTS_END
 
 static INTERRUPT_GEN( vblank_irq )
 {
-//  cpu_set_input_line_and_vector(device,0,HOLD_LINE,0x08/4);
+//	cpu_set_input_line_and_vector(device,0,HOLD_LINE,0x08/4);
 }
 
 static const nec_config cb2001_config = { cb2001_decryption_table, };