snes9x/dsp.cpp

59 lines
1.3 KiB
C++

/*****************************************************************************\
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
This file is licensed under the Snes9x License.
For further information, consult the LICENSE file in the root directory.
\*****************************************************************************/
#include "snes9x.h"
#include "memmap.h"
#ifdef DEBUGGER
#include "missing.h"
#endif
uint8 (*GetDSP) (uint16) = NULL;
void (*SetDSP) (uint8, uint16) = NULL;
void S9xResetDSP (void)
{
memset(&DSP1, 0, sizeof(DSP1));
DSP1.waiting4command = TRUE;
DSP1.first_parameter = TRUE;
memset(&DSP2, 0, sizeof(DSP2));
DSP2.waiting4command = TRUE;
memset(&DSP3, 0, sizeof(DSP3));
DSP3_Reset();
memset(&DSP4, 0, sizeof(DSP4));
DSP4.waiting4command = TRUE;
}
uint8 S9xGetDSP (uint16 address)
{
#ifdef DEBUGGER
if (Settings.TraceDSP)
{
sprintf(String, "DSP read: 0x%04X", address);
S9xMessage(S9X_TRACE, S9X_TRACE_DSP1, String);
}
#endif
return ((*GetDSP)(address));
}
void S9xSetDSP (uint8 byte, uint16 address)
{
#ifdef DEBUGGER
missing.unknowndsp_write = address;
if (Settings.TraceDSP)
{
sprintf(String, "DSP write: 0x%04X=0x%02X", address, byte);
S9xMessage(S9X_TRACE, S9X_TRACE_DSP1, String);
}
#endif
(*SetDSP)(byte, address);
}