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Annotation of hatari/src/includes/psg.h, revision 1.1.1.2

1.1       root        1: /*
                      2:   Hatari
1.1.1.2 ! root        3: 
        !             4:   This file is distributed under the GNU Public License, version 2 or at
        !             5:   your option any later version. Read the file gpl.txt for details.
1.1       root        6: */
                      7: 
1.1.1.2 ! root        8: #ifndef HATARI_PSG_H
        !             9: #define HATARI_PSG_H
        !            10: 
        !            11: enum
        !            12: {
        !            13:   PSG_REG_CHANNEL_A_FINE,     /* 0x0000 */
        !            14:   PSG_REG_CHANNEL_A_COARSE,   /* 0x0001 */
        !            15:   PSG_REG_CHANNEL_B_FINE,     /* 0x0010 */
        !            16:   PSG_REG_CHANNEL_B_COARSE,   /* 0x0011 */
        !            17:   PSG_REG_CHANNEL_C_FINE,     /* 0x0100 */
        !            18:   PSG_REG_CHANNEL_C_COARSE,   /* 0x0101 */
        !            19:   PSG_REG_NOISE_GENERATOR,    /* 0x0110 */
        !            20:   PSG_REG_MIXER_CONTROL,      /* 0x0111 */
        !            21:   PSG_REG_CHANNEL_A_AMP,      /* 0x1000 */
        !            22:   PSG_REG_CHANNEL_B_AMP,      /* 0x1001 */
        !            23:   PSG_REG_CHANNEL_C_AMP,      /* 0x1010 */
        !            24:   PSG_REG_ENV_FINE,           /* 0x1011 */
        !            25:   PSG_REG_ENV_COARSE,         /* 0x1100 */
        !            26:   PSG_REG_ENV_SHAPE,          /* 0x1101 */
        !            27:   PSG_REG_IO_PORTA,           /* 0x1110 */
        !            28:   PSG_REG_IO_PORTB            /* 0x1111 */
1.1       root       29: };
                     30: 
1.1.1.2 ! root       31: #define NUM_PSG_SOUND_REGISTERS    14   /* Number of register, not including IO ports */
1.1       root       32: 
1.1.1.2 ! root       33: extern Uint8 PSGRegisterSelect;
        !            34: extern Uint8 PSGRegisters[16];
1.1       root       35: 
                     36: extern void PSG_Reset(void);
                     37: extern void PSG_MemorySnapShot_Capture(BOOL bSave);
1.1.1.2 ! root       38: extern void PSG_SelectRegister_WriteByte(void);
        !            39: extern void PSG_SelectRegister_ReadByte(void);
        !            40: extern void PSG_DataRegister_WriteByte(void);
        !            41: extern void PSG_DataRegister_ReadByte(void);
        !            42: 
        !            43: #endif  /* HATARI_PSG_H */

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