seta.c

十七种模拟器源代码 非常有用的作课程设计不可缺少的

   /* ----------------------- */

   memset(RAM+0x00000,0x00,0x40000);

   // Checksum

   WriteWord68k(&ROM[0x0033E],0x6000);

   // Fix ERROR X

   WriteWord68k(&ROM[0x00370],0x6000);

   // Speed Hack

   WriteLong68k(&ROM[0x04108],0x4EF800C0);	//

   WriteWord68k(&ROM[0x000C0],0x4A39);		// tst.b $FFCDB4
   WriteLong68k(&ROM[0x000C2],0x00FFCDB4);	//

   WriteWord68k(&ROM[0x000C6],0x6600+4);	// bne.s <stopcpu>
   WriteLong68k(&ROM[0x000C8],0x4EF84110);	//

   WriteLong68k(&ROM[0x000CC],0x13FC0000);	//
   WriteLong68k(&ROM[0x000D0],0x00AA0000);	//
   WriteLong68k(&ROM[0x000D4],0x4EF800C0);	//

   InitPaletteMap(RAM+0x15000, 0x20, 0x10, 0x8000);

   set_colour_mapper(&col_map_xrrr_rrgg_gggb_bbbb);

   //GFX_BG0_SOLID = make_solid_mask_8x8(GFX, 0x4000);

   GFX_SPR_SOLID = make_solid_mask_16x16(GFX_SPR, 0x2000);

   // Init seta_x1 emulation
   // ----------------------

   seta_x1.RAM_A	= RAM+0x0C000;
   seta_x1.RAM_B	= RAM+0x16000;
   seta_x1.GFX		= GFX_SPR;
   seta_x1.MASK		= GFX_SPR_SOLID;
   seta_x1.bmp_x	= 32;
   seta_x1.bmp_y	= 32;
   seta_x1.bmp_w	= 240;
   seta_x1.bmp_h	= 356;
   seta_x1.tile_mask	= 0x1FFF;
   seta_x1.scr_x	= 0;
   seta_x1.scr_y	= 0;

/*
 *  StarScream Stuff follows
 */

   ByteSwap(ROM,0x80000);
   ByteSwap(RAM,0x40000);

   AddMemFetch(0x000000, 0x07FFFF, ROM+0x000000-0x000000);	// 68000 ROM
   AddMemFetch(-1, -1, NULL);

   AddReadByte(0x000000, 0x07FFFF, NULL, ROM+0x000000);			// 68000 ROM
   AddReadByte(0xFFC000, 0xFFFFFF, NULL, RAM+0x000000);			// 68000 RAM
   AddReadByte(0x100000, 0x103FFF, NULL, RAM+0x004000);			// PCM RAM
   AddReadByte(0x900000, 0x903FFF, NULL, RAM+0x008000);			// BG0 RAM    [V-RAM]
   AddReadByte(0xD00000, 0xD00FFF, NULL, RAM+0x016000);			// OBJECT RAM [VPOS]
   AddReadByte(0xE00000, 0xE03FFF, NULL, RAM+0x00C000);			// OBJECT RAM
   AddReadByte(0x21C000, 0x21FFFF, NULL, RAM+0x010000);			// CP
   AddReadByte(0xB00000, 0xB00FFF, NULL, RAM+0x014000);			// COM RAM
   AddReadByte(0x700000, 0x7003FF, NULL, RAM+0x015000);			// COLOUR RAM
   AddReadByte(0xF00000, 0xF000FF, NULL, RAM+0x017100);			// SOME EXTRA RAM
   AddReadByte(0x000000, 0xFFFFFF, DefBadReadByte, NULL);		// <Bad Reads>
   AddReadByte(-1, -1, NULL, NULL);

   AddReadWord(0x000000, 0x07FFFF, NULL, ROM+0x000000);			// 68000 ROM
   AddReadWord(0xFFC000, 0xFFFFFF, NULL, RAM+0x000000);			// 68000 RAM
   AddReadWord(0x100000, 0x103FFF, NULL, RAM+0x004000);			// PCM RAM
   AddReadWord(0x900000, 0x903FFF, NULL, RAM+0x008000);			// BG0 RAM    [V-RAM]
   AddReadWord(0xD00000, 0xD00FFF, NULL, RAM+0x016000);			// OBJECT RAM [VPOS]
   AddReadWord(0xE00000, 0xE03FFF, NULL, RAM+0x00C000);			// OBJECT RAM
   AddReadWord(0x21C000, 0x21FFFF, NULL, RAM+0x010000);			// CP
   AddReadWord(0xB00000, 0xB00FFF, NULL, RAM+0x014000);			// COM RAM
   AddReadWord(0x700000, 0x7003FF, NULL, RAM+0x015000);			// COLOUR RAM
   AddReadWord(0xF00000, 0xF000FF, NULL, RAM+0x017100);			// SOME EXTRA RAM
   AddReadWord(0x000000, 0xFFFFFF, DefBadReadWord, NULL);		// <Bad Reads>
   AddReadWord(-1, -1,NULL, NULL);

   AddWriteByte(0xFFC000, 0xFFFFFF, NULL, RAM+0x000000);		// 68000 RAM
   AddWriteByte(0x100000, 0x103FFF, NULL, RAM+0x004000);		// PCM RAM
   AddWriteByte(0x900000, 0x903FFF, NULL, RAM+0x008000);		// BG0 RAM    [V-RAM]
   AddWriteByte(0xD00000, 0xD00FFF, NULL, RAM+0x016000);		// OBJECT RAM [VPOS]
   AddWriteByte(0xE00000, 0xE03FFF, NULL, RAM+0x00C000);		// OBJECT RAM
   AddWriteByte(0x21C000, 0x21FFFF, NULL, RAM+0x010000);		// CP
   AddWriteByte(0xB00000, 0xB00FFF, NULL, RAM+0x014000);		// COM RAM
   AddWriteByte(0x700000, 0x7003FF, NULL, RAM+0x015000);		// COLOUR RAM
   AddWriteByte(0xF00000, 0xF000FF, NULL, RAM+0x017100);		// SOME EXTRA RAM
   AddWriteByte(0xAA0000, 0xAA0001, Stop68000, NULL);			// Trap Idle 68000
   AddWriteByte(0x000000, 0xFFFFFF, DefBadWriteByte, NULL);		// <Bad Writes>
   AddWriteByte(-1, -1, NULL, NULL);

   AddWriteWord(0xFFC000, 0xFFFFFF, NULL, RAM+0x000000);		// 68000 RAM
   AddWriteWord(0x100000, 0x103FFF, NULL, RAM+0x004000);		// PCM RAM
   AddWriteWord(0x900000, 0x903FFF, NULL, RAM+0x008000);		// BG0 RAM    [V-RAM]
   AddWriteWord(0xD00000, 0xD00FFF, NULL, RAM+0x016000);		// OBJECT RAM [VPOS]
   AddWriteWord(0xE00000, 0xE03FFF, NULL, RAM+0x00C000);		// OBJECT RAM
   AddWriteWord(0x21C000, 0x21FFFF, NULL, RAM+0x010000);		// CP
   AddWriteWord(0xB00000, 0xB00FFF, NULL, RAM+0x014000);		// COM RAM
   AddWriteWord(0x700000, 0x7003FF, NULL, RAM+0x015000);		// COLOUR RAM
   AddWriteWord(0x800000, 0x80000F, NULL, RAM+0x017000);		// SCROLL RAM
   AddWriteWord(0xF00000, 0xF000FF, NULL, RAM+0x017100);		// SOME EXTRA RAM
   AddWriteWord(0x000000, 0xFFFFFF, DefBadWriteWord, NULL);		// <Bad Writes>
   AddWriteWord(-1, -1, NULL, NULL);

   AddInitMemory();	// Set Starscream mem pointers... 
}

void ClearTwinEagle(void)
{
   #ifdef RAINE_DEBUG
      save_debug("ROM.bin",ROM,0x080000,1);
      save_debug("RAM.bin",RAM,0x080000,1);
      //save_debug("GFX.bin",GFX,0x600000,0);
   #endif
}

void LoadZingZingZip(void)
{
   int ta,tb,tc,td;

   RAMSize=0x40000+0x10000;

   if(!(ROM=AllocateMem(0x80000))) return;
   if(!(GFX=AllocateMem(0x200000+0x400000))) return;
   if(!(RAM=AllocateMem(0x100000))) return;

   GFX_SPR = GFX+0x000000;

   if(!load_rom("UY001015", RAM, 0x80000)) return;		// 16x16 SPRITES
   tb=0;
   for(ta=0;ta<0x80000;ta+=2){
      tc=RAM[ta];
      GFX[tb+0]=((tc&0x80)>>7)<<0;
      GFX[tb+1]=((tc&0x40)>>6)<<0;
      GFX[tb+2]=((tc&0x20)>>5)<<0;
      GFX[tb+3]=((tc&0x10)>>4)<<0;
      GFX[tb+4]=((tc&0x08)>>3)<<0;
      GFX[tb+5]=((tc&0x04)>>2)<<0;
      GFX[tb+6]=((tc&0x02)>>1)<<0;
      GFX[tb+7]=((tc&0x01)>>0)<<0;
      tc=RAM[ta+1];
      GFX[tb+0]|=((tc&0x80)>>7)<<1;
      GFX[tb+1]|=((tc&0x40)>>6)<<1;
      GFX[tb+2]|=((tc&0x20)>>5)<<1;
      GFX[tb+3]|=((tc&0x10)>>4)<<1;
      GFX[tb+4]|=((tc&0x08)>>3)<<1;
      GFX[tb+5]|=((tc&0x04)>>2)<<1;
      GFX[tb+6]|=((tc&0x02)>>1)<<1;
      GFX[tb+7]|=((tc&0x01)>>0)<<1;
      tb+=16;
      if((tb&0x7F)==0){tb-=0x78;}
      else{if((tb&0x7F)==8){tb-=8;}}
   }
   if(!load_rom("UY001016", RAM, 0x80000)) return;		// 16x16 SPRITES
   tb=0;
   for(ta=0;ta<0x80000;ta+=2){
      tc=RAM[ta];
      GFX[tb+0]|=((tc&0x80)>>7)<<2;
      GFX[tb+1]|=((tc&0x40)>>6)<<2;
      GFX[tb+2]|=((tc&0x20)>>5)<<2;
      GFX[tb+3]|=((tc&0x10)>>4)<<2;
      GFX[tb+4]|=((tc&0x08)>>3)<<2;
      GFX[tb+5]|=((tc&0x04)>>2)<<2;
      GFX[tb+6]|=((tc&0x02)>>1)<<2;
      GFX[tb+7]|=((tc&0x01)>>0)<<2;
      tc=RAM[ta+1];
      GFX[tb+0]|=((tc&0x80)>>7)<<3;
      GFX[tb+1]|=((tc&0x40)>>6)<<3;
      GFX[tb+2]|=((tc&0x20)>>5)<<3;
      GFX[tb+3]|=((tc&0x10)>>4)<<3;
      GFX[tb+4]|=((tc&0x08)>>3)<<3;
      GFX[tb+5]|=((tc&0x04)>>2)<<3;
      GFX[tb+6]|=((tc&0x02)>>1)<<3;
      GFX[tb+7]|=((tc&0x01)>>0)<<3;
      tb+=16;
      if((tb&0x7F)==0){tb-=0x78;}
      else{if((tb&0x7F)==8){tb-=8;}}
   }

   if(!load_rom("UY001008", RAM, 0x100000)) return;		// 16x16 SPRITES
   tb=0;
   td=0x200000;
   for(ta=0;ta<0x100000;ta++){
      tc=RAM[ta];
      GFX[td|seta_gfx_code[tb+0]] = (((tc&0x80)>>7)<<3) | (((tc&0x08)>>3)<<2);
      GFX[td|seta_gfx_code[tb+1]] = (((tc&0x40)>>6)<<3) | (((tc&0x04)>>2)<<2);
      GFX[td|seta_gfx_code[tb+2]] = (((tc&0x20)>>5)<<3) | (((tc&0x02)>>1)<<2);
      GFX[td|seta_gfx_code[tb+3]] = (((tc&0x10)>>4)<<3) | (((tc&0x01)>>0)<<2);
      tb+=4; if(tb==0x100){ tb=0; td+=0x100; }
   }
   if(!load_rom("UY001010", RAM, 0x100000)) return;		// 16x16 SPRITES
   tb=0;
   td=0x200000;
   for(ta=0;ta<0x100000;ta++){
      tc=RAM[ta];
      GFX[td|seta_gfx_code[tb+0]] |= (((tc&0x80)>>7)<<1) | (((tc&0x08)>>3)<<0);
      GFX[td|seta_gfx_code[tb+1]] |= (((tc&0x40)>>6)<<1) | (((tc&0x04)>>2)<<0);
      GFX[td|seta_gfx_code[tb+2]] |= (((tc&0x20)>>5)<<1) | (((tc&0x02)>>1)<<0);
      GFX[td|seta_gfx_code[tb+3]] |= (((tc&0x10)>>4)<<1) | (((tc&0x01)>>0)<<0);
      tb+=4; if(tb==0x100){ tb=0; td+=0x100; }
   }

   if(!load_rom("UY001001", RAM+0x00000, 0x40000)) return;
   for(ta=0;ta<0x40000;ta++){
      ROM[ta+ta]=RAM[ta];
   }
   if(!load_rom("UY001002", RAM+0x00000, 0x40000)) return;
   for(ta=0;ta<0x40000;ta++){
      ROM[ta+ta+1]=RAM[ta];
   }
/*
   Rotate16x16(GFX+0x200000,0x4000);
   Flip16x16_Y(GFX+0x200000,0x4000);
*/
   Rotate16x16(GFX+0x000000,0x2000);
   Flip16x16_X(GFX+0x000000,0x2000);

   /* ----- M6510/M6502 ----- */

   M6502ROM = RAM+0x40000;

   memset(M6502ROM,0xFF,0x10000);

   //if(!load_rom("UP001005", M6502ROM+0x6000, 0x2000)) return;

   M6502ROM[0x7239]=0x8D;	// STA $FFFC
   M6502ROM[0x723A]=0xFC;
   M6502ROM[0x723B]=0xFF;

   SetStopM6502Mode2(0x720D);

   // Mirror

   memcpy(M6502ROM+0x8000,M6502ROM,0x8000);

   // Setup Z80 memory map
   // --------------------

   AddM6502AROMBase(M6502ROM);

   AddM6502AReadByte(0x0000, 0xFFFF, ReadROM,                     NULL); // Testing
   AddM6502AReadByte(0x0000, 0xFFFF, DefBadReadM6502,             NULL);
   AddM6502AReadByte(    -1,     -1, NULL,                        NULL);

   AddM6502AWriteByte(0x0000, 0xFFF0, WriteROM,                   NULL); // Testing
   AddM6502AWriteByte(0xFFFC, 0xFFFC, StopM6502Mode2,             NULL);
   AddM6502AWriteByte(0x0000, 0xFFFF, DefBadWriteM6502,           NULL);
   AddM6502AWriteByte(    -1,     -1, NULL,                       NULL);

   AddM6502AInit();

   /* ----------------------- */

   memset(RAM+0x00000,0x00,0x40000);
/*
   // Speed Hack

   WriteLong68k(&ROM[0x00D0A],0x4EF80300);
   WriteLong68k(&ROM[0x00300],0x13FC0000);
   WriteLong68k(&ROM[0x00304],0x00AA0000);
   WriteWord68k(&ROM[0x00308],0x6100-10);

   // Fix CP ERROR

   WriteLong68k(&ROM[0x8AA26],0x4E714E71);
   WriteLong68k(&ROM[0x8AA76],0x4E714E71);
   WriteLong68k(&ROM[0x8AAC6],0x4E714E71);
   WriteLong68k(&ROM[0x8AB08],0x4E714E71);
*/
   InitPaletteMap(RAM+0x15000, 0x20, 0x10, 0x8000);

   set_colour_mapper(&col_map_xrrr_rrgg_gggb_bbbb);

   //GFX_BG0_SOLID = make_solid_mask_8x8(GFX, 0x4000);

   GFX_SPR_SOLID = make_solid_mask_16x16(GFX_SPR, 0x2000);

   // Init seta_x1 emulation
   // ----------------------

   seta_x1.RAM_A	= RAM+0x0C000;
   seta_x1.RAM_B	= RAM+0x16000;
   seta_x1.GFX		= GFX_SPR;
   seta_x1.MASK		= GFX_SPR_SOLID;
   seta_x1.bmp_x	= 32;
   seta_x1.bmp_y	= 32;
   seta_x1.bmp_w	= 240;
   seta_x1.bmp_h	= 356;
   seta_x1.tile_mask	= 0x1FFF;
   seta_x1.scr_x	= 0;
   seta_x1.scr_y	= 0;

/*
 *  StarScream Stuff follows
 */

   ByteSwap(ROM,0x80000);
   ByteSwap(RAM,0x40000);

   AddMemFetch(0x000000, 0x07FFFF, ROM+0x000000-0x000000);	// 68000 ROM
   AddMemFetch(-1, -1, NULL);

   AddReadByte(0x000000, 0x07FFFF, NULL, ROM+0x000000);			// 68000 ROM
   AddReadByte(0x200000, 0x20FFFF, NULL, RAM+0x000000);			// 68000 RAM
   AddReadByte(0x800000, 0x803FFF, NULL, RAM+0x014000);			// BG0 RAM
   AddReadByte(0x880000, 0x883FFF, NULL, RAM+0x018000);			// BG0 RAM
   AddReadByte(0x700000, 0x700FFF, NULL, RAM+0x01C000);			// VPOS RAM
   AddReadByte(0xB00000, 0xB03FFF, NULL, RAM+0x010000);			// OBJECT RAM
   AddReadByte(0x000000, 0xFFFFFF, DefBadReadByte, NULL);		// <Bad Reads>
   AddReadByte(-1, -1, NULL, NULL);

   AddReadWord(0x000000, 0x07FFFF, NULL, ROM+0x000000);			// 68000 ROM
   AddReadWord(0x200000, 0x20FFFF, NULL, RAM+0x000000);			// 68000 RAM
   AddReadWord(0x800000, 0x803FFF, NULL, RAM+0x014000);			// BG0 RAM
   AddReadWord(0x880000, 0x883FFF, NULL, RAM+0x018000);			// BG0 RAM
   AddReadWord(0x700000, 0x700FFF, NULL, RAM+0x01C000);			// VPOS RAM
   AddReadWord(0xB00000, 0xB03FFF, NULL, RAM+0x010000);			// OBJECT RAM
   AddReadWord(0x000000, 0xFFFFFF, DefBadReadWord, NULL);		// <Bad Reads>
   AddReadWord(-1, -1,NULL, NULL);

   AddWriteByte(0x200000, 0x20FFFF, NULL, RAM+0x000000);		// 68000 RAM
   AddWriteByte(0x200000, 0x20FFFF, NULL, RAM+0x000000);			// 68000 RAM
   AddWriteByte(0x800000, 0x803FFF, NULL, RAM+0x014000);			// BG0 RAM
   AddWriteByte(0x880000, 0x883FFF, NULL, RAM+0x018000);			// BG0 RAM
   AddWriteByte(0x700000, 0x700FFF, NULL, RAM+0x01C000);			// VPOS RAM
   AddWriteByte(0xB00000, 0xB03FFF, NULL, RAM+0x010000);			// OBJECT RAM
   AddWriteByte(0xAA0000, 0xAA0001, Stop68000, NULL);			// Trap Idle 68000
   AddWriteByte(0x000000, 0xFFFFFF, DefBadWriteByte, NULL);		// <Bad Writes>
   AddWriteByte(-1, -1, NULL, NULL);

   AddWriteWord(0x200000, 0x20FFFF, NULL, RAM+0x000000);		// 68000 RAM
   AddWriteWord(0x200000, 0x20FFFF, NULL, RAM+0x000000);			// 68000 RAM
   AddWriteWord(0x800000, 0x803FFF, NULL, RAM+0x014000);			// BG0 RAM
   AddWriteWord(0x880000, 0x883FFF, NULL, RAM+0x018000);			// BG0 RAM
   AddWriteWord(0x700000, 0x700FFF, NULL, RAM+0x01C000);			// VPOS RAM
   AddWriteWord(0xB00000, 0xB03FFF, NULL, RAM+0x010000);			// OBJECT RAM
   AddWriteWord(0x000000, 0xFFFFFF, DefBadWriteWord, NULL);		// <Bad Writes>