Add PSG debug screens to PCFX ( #157 )

pce-devel · Jun 17, 2024 · 751caeb · 751caeb
1 parent 3a78525
commit 751caeb
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Showing 2 changed files with 54 additions and 5 deletions.
diff --git a/mednafen/src/pcfx/pcfx.cpp b/mednafen/src/pcfx/pcfx.cpp
@@ -644,16 +644,16 @@ static MDFN_COLD void LoadCommon(std::vector<CDInterface*> *CDInterfaces)
   //fx_vdc_chips[1] = FXVDC_Init(PCFXIRQ_SOURCE_VDCB, MDFN_GetSettingB("pcfx.nospritelimit"));
  }
 
- RAINBOW_Init(MDFN_GetSettingB("pcfx.rainbow.chromaip"));
- SoundBox_Init(MDFN_GetSettingB("pcfx.adpcm.emulate_buggy_codec"), MDFN_GetSettingB("pcfx.adpcm.suppress_channel_reset_clicks"));
- FXINPUT_Init();
- FXTIMER_Init();
-
  if(WantHuC6273)
   HuC6273_Init();
 
  KING_Init();
 
+ RAINBOW_Init(MDFN_GetSettingB("pcfx.rainbow.chromaip"));
+ SoundBox_Init(MDFN_GetSettingB("pcfx.adpcm.emulate_buggy_codec"), MDFN_GetSettingB("pcfx.adpcm.suppress_channel_reset_clicks"));
+ FXINPUT_Init();
+ FXTIMER_Init();
+
  SCSICD_SetDisc(true, NULL, true);
 
  #ifdef WANT_DEBUGGER

diff --git a/mednafen/src/pcfx/soundbox.cpp b/mednafen/src/pcfx/soundbox.cpp
@@ -22,6 +22,7 @@
 #include "pcfx.h"
 #include "soundbox.h"
 #include "king.h"
+#include "debug.h"
 #include <mednafen/cdrom/scsicd.h>
 #include <mednafen/hw_sound/pce_psg/pce_psg.h>
 #include <mednafen/sound/OwlResampler.h>
@@ -308,6 +309,26 @@ static void Cleanup(void)
  }
 }
 
+static void GetAddressSpaceBytes(const char *name, uint32 Address, uint32 Length, uint8 *Buffer)
+{
+// PCE_InDebug++;
+
+ if(!strncmp(name, "psgram", 6))
+  pce_psg->PeekWave(name[6] - '0', Address, Length, Buffer);
+
+// PCE_InDebug--;
+}
+
+static void PutAddressSpaceBytes(const char *name, uint32 Address, uint32 Length, uint32 Granularity, bool hl, const uint8 *Buffer)
+{
+// PCE_InDebug++;
+
+ if(!strncmp(name, "psgram", 6))
+  pce_psg->PokeWave(name[6] - '0', Address, Length, Buffer);
+
+// PCE_InDebug--;
+}
+
 void SoundBox_Init(bool arg_EmulateBuggyCodec, bool arg_ResetAntiClickEnabled)
 {
  try
@@ -326,6 +347,34 @@ void SoundBox_Init(bool arg_EmulateBuggyCodec, bool arg_ResetAntiClickEnabled)
 
     pce_psg = new PCE_PSG(FXsbuf[0]->Buf(), FXsbuf[1]->Buf(), PCE_PSG::REVISION_HUC6280A);
 
+    for (int x = 0; x < 6; x++)
+    {
+       AddressSpaceType newt;
+       char tmpname[128], tmpinfo[128];
+       trio_snprintf(tmpname, 128, "psgram%d", x);
+       trio_snprintf(tmpinfo, 128, "PSG Ch %d RAM", x);
+
+       newt.GetAddressSpaceBytes = GetAddressSpaceBytes;
+       newt.PutAddressSpaceBytes = PutAddressSpaceBytes;
+
+       newt.name = std::string(tmpname);
+       newt.long_name = std::string(tmpinfo);
+       newt.TotalBits = 5;
+       newt.NP2Size = 0;
+       newt.PossibleSATB = false;
+
+       newt.Wordbytes  = 1;
+       newt.Endianness = ENDIAN_LITTLE;
+       newt.MaxDigit   = 1;
+       newt.IsPalette  = false;
+
+       newt.IsWave = true;
+       newt.WaveFormat = ASPACE_WFMT_UNSIGNED;
+       newt.WaveBits = 5;
+
+       ASpace_Add(newt); //PSG_GetAddressSpaceBytes, PSG_PutAddressSpaceBytes, tmpname, tmpinfo, 5);
+    }
+
     #ifdef WANT_DEBUGGER
     MDFNDBG_AddRegGroup(&SBoxRegsGroup);
     #endif