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Remove all sound related code from main.c

Godzil 6 years ago
parent
commit
fd980059f1
1 changed files with 0 additions and 108 deletions
  1. 0 108
      src/main.c

+ 0 - 108
src/main.c

@@ -355,116 +355,8 @@ byte Page40[256];
 
 void WrHook4000Multiplexer(byte addr, byte value)
 {
-   static byte SQ1V = 0;
-   static byte SQ2V = 0;
-   static byte NOIV = 0;
-   
-   static unsigned short SQ1P = 0;
-   static unsigned short SQ2P = 0;
-   static unsigned short TRIP = 0;
-   static unsigned short NOIP = 0;
-   
-   static byte Sq1_reg0 = 0;
-   static byte Sq1_reg1 = 0;
-   static byte Sq1_reg2 = 0;
-   static byte Sq1_reg3 = 0;
-   
-   static byte Sq2_reg0 = 0;
-   static byte Sq2_reg1 = 0;
-   static byte Sq2_reg2 = 0;
-   static byte Sq2_reg3 = 0;
-   
-   double SQ = 0.0;
-
-
    switch(addr)
    {
-	 case 0x00: /* DDLE NNNN */
-	    Sq1_reg0 = value;
-	    if (Sq1_reg0 & 0x10)
-	    {
-            SQ1V = (0x04+(value&0x0F))& 0x0F;
-	    }
-	    else
-	    {
-            SQ1V = value&0x0F;
-	    }
-	    
-	    break;
-         
-	    case 0x01: /* EPPP NSSS */        
-	    Sq1_reg1 = value;
-	    break;
-         
-	    case 0x02:
-	    SQ1P = value | ((Sq1_reg3&0x7) << 8);
-	    SQ = APU_BASEFREQ * 1000 * 1000 / (SQ1P+1);
-	    Sq1_reg2 = value;
-	    break;
-	    
-	    case 0x03:
-	    Sq1_reg3 = value;
-	    SQ1P = Sq1_reg2 | ((value&0x7) << 8);
-	    SQ = APU_BASEFREQ * 1000 * 1000 / (SQ1P+1);
-	    break;
-
-	    case 0x04: 
-	    Sq2_reg0 = value;
-	    if (Sq2_reg0 & 0x10)
-	    {
-            SQ2V = (0x04+(value&0x0F))& 0x0F;
-	    }
-	    else
-	    {
-		  SQ2V = value&0x0F;        
-	    }
-	    
-	    break;
-	    case 0x05:
-	    Sq2_reg1 = value;
-	    break;
-	    
-	    case 0x06:
-	    Sq2_reg2 = value;
-	    SQ2P = Sq2_reg2 | ((Sq2_reg3&0x7) << 8);
-	    SQ = APU_BASEFREQ * 1000 * 1000 / (SQ2P+1);
-	    break;
-	    
-	    case 0x07:
-	    Sq2_reg3 = value;
-	    
-	    SQ2P = Sq2_reg2 | ((Sq2_reg3&0x7) << 8);
-	    
-	    SQ = APU_BASEFREQ * 1000 * 1000 / (SQ2P+1);
-
-	    break;
-	    
-	    case 0x0A:
-	    TRIP = (TRIP & 0xFF00) | value;
-	    SQ = APU_BASEFREQ * 1000 * 1000 / TRIP;
-	    break;
-	    
-	    case 0x0B:
-	    TRIP = (TRIP & 0x00FF) | ((value&0x7) << 8);;
-	    SQ = APU_BASEFREQ * 1000 * 1000 / TRIP;
-	    break;
-	    
-	    case 0x0C:
-	    NOIV = value & 0x0F;
-	    break;
-	    
-	    case 0x0E:
-	    NOIP = value & 0x0F;
-	    SQ = APU_BASEFREQ * 1000 * 1000 / NOIP;
-	    break;
-
-	    case 0x0F:
-	    break;
-
-	    case 0x15:
-	    /* DMC, Noise, Triangle, Sq 2, Sq 1 */
-	    break; 
-
 	    case 0x14:
 	    ppu_fillSprRamDMA(value);
 	    break;