merge mappers from FCEU-mm

[fceu.git] / boards / 178.c

diff --git a/boards/178.c b/boards/178.c
index 19e1b8d..0c6892f 100644 (file)
--- a/boards/178.c
+++ b/boards/178.c
@@ -15,57 +15,60 @@
  *\r
  * You should have received a copy of the GNU General Public License\r
  * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA\r
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\r
+ * \r
+ * San Guo Zhong Lie Zhuan (Ch)\r
+ * win200, etc\r
+ *\r
  */\r
 \r
 #include "mapinc.h"\r
 \r
-static uint8 reg[3];\r
+static uint8 reg[4];\r
 static uint8 *WRAM=NULL;\r
 static uint32 WRAMSIZE;\r
 \r
 static SFORMAT StateRegs[]=\r
 {\r
-  {reg, 3, "REGS"},\r
+  {reg, 4, "REGS"},\r
   {0}\r
 };\r
 \r
 static void Sync(void)\r
 {\r
-  setmirror(reg[0]);\r
+  uint8 bank = (reg[2]&3)<<3;\r
+  setmirror((reg[0]&1)^1);\r
   setprg8r(0x10,0x6000,0);\r
   setchr8(0);\r
-  setprg32(0x8000,(reg[1]+reg[2]));\r
-}\r
-\r
-static DECLFW(M178Write0)\r
-{\r
-  reg[0]=(V&1)^1;\r
-  Sync();\r
-}\r
-\r
-static DECLFW(M178Write1)\r
-{\r
-  reg[1]=(V>>1)&0xf;\r
-  Sync();\r
+  if(reg[0]&2)\r
+  {\r
+    setprg16(0x8000,(reg[1]&7)|bank);\r
+    setprg16(0xC000,((~0)&7)|bank);\r
+  }\r
+  else\r
+  {\r
+    setprg16(0x8000,(reg[1]&6)|bank);\r
+    setprg16(0xC000,(reg[1]&6)|bank|1);\r
+  }\r
 }\r
 \r
-static DECLFW(M178Write2)\r
+static DECLFW(M178Write)\r
 {\r
-  reg[2]=(V<<2);\r
+  reg[A&3]=V;\r
   Sync();\r
 }\r
 \r
 static void M178Power(void)\r
 {\r
-  reg[0]=1; reg[1]=0; reg[2]=0;\r
+  reg[0]=1;\r
+  reg[1]=0;\r
+  reg[2]=0;\r
+  reg[3]=0;\r
   Sync();\r
   SetReadHandler(0x6000,0x7FFF,CartBR);\r
   SetWriteHandler(0x6000,0x7FFF,CartBW);\r
   SetReadHandler(0x8000,0xFFFF,CartBR);\r
-  SetWriteHandler(0x4800,0x4800,M178Write0);\r
-  SetWriteHandler(0x4801,0x4801,M178Write1);\r
-  SetWriteHandler(0x4802,0x4802,M178Write2);\r
+  SetWriteHandler(0x4800,0x4803,M178Write);\r
 }\r
 \r
 static void M178Close(void)\r