direct boot fix

Author: CasualPokePlayer

src/DSi.cpp

@@ -655,6 +655,8 @@ void DSi::SetupDirectBoot()
 
     SPI.GetFirmwareMem()->SetupDirectBoot();
 
+    I2S.WriteSndExCnt(0x8008, 0xFFFF);
+
     ARM9.CP15Write(0x100, 0x00056078);
     ARM9.CP15Write(0x200, 0x0000004A);
     ARM9.CP15Write(0x201, 0x0000004A);
@@ -2725,10 +2727,10 @@ u8 DSi::ARM7IORead8(u32 addr)
     case 0x4004601: if (!(SCFG_EXT[1] & (1 << 20))) return 0; return I2S.ReadMicCnt() >> 8;
     case 0x4004602: return 0;
     case 0x4004603: return 0;
-    case 0x4004604: if (!(SCFG_EXT[1] & (1 << 20))) return 0; Log(LogLevel::Debug, "Mic data 8 bit read???\n"); return I2S.ReadMicData() & 0xFF;
-    case 0x4004605: if (!(SCFG_EXT[1] & (1 << 20))) return 0; Log(LogLevel::Debug, "Mic data 8 bit read???\n"); return (I2S.ReadMicData() >> 8) & 0xFF;
-    case 0x4004606: if (!(SCFG_EXT[1] & (1 << 20))) return 0; Log(LogLevel::Debug, "Mic data 8 bit read???\n"); return (I2S.ReadMicData() >> 16) & 0xFF;
-    case 0x4004607: if (!(SCFG_EXT[1] & (1 << 20))) return 0; Log(LogLevel::Debug, "Mic data 8 bit read???\n"); return I2S.ReadMicData() >> 24;
+    case 0x4004604: if (!(SCFG_EXT[1] & (1 << 20))) return 0; return I2S.ReadMicData() & 0xFF;
+    case 0x4004605: if (!(SCFG_EXT[1] & (1 << 20))) return 0; return (I2S.ReadMicData() >> 8) & 0xFF;
+    case 0x4004606: if (!(SCFG_EXT[1] & (1 << 20))) return 0; return (I2S.ReadMicData() >> 16) & 0xFF;
+    case 0x4004607: if (!(SCFG_EXT[1] & (1 << 20))) return 0; return I2S.ReadMicData() >> 24;
     case 0x4004700: if (!(SCFG_EXT[1] & (1 << 21))) return 0; return I2S.ReadSndExCnt() & 0xFF;
     case 0x4004701: if (!(SCFG_EXT[1] & (1 << 21))) return 0; return I2S.ReadSndExCnt() >> 8;
 
@@ -2775,8 +2777,8 @@ u16 DSi::ARM7IORead16(u32 addr)
 
     case 0x4004600: if (!(SCFG_EXT[1] & (1 << 20))) return 0; return I2S.ReadMicCnt();
     case 0x4004602: return 0;
-    case 0x4004604: if (!(SCFG_EXT[1] & (1 << 20))) return 0; Log(LogLevel::Debug, "Mic data 16 bit read???\n"); return I2S.ReadMicData() >> 16;
-    case 0x4004606: if (!(SCFG_EXT[1] & (1 << 20))) return 0; Log(LogLevel::Debug, "Mic data 16 bit read???\n"); return I2S.ReadMicData() & 0xFFFF;
+    case 0x4004604: if (!(SCFG_EXT[1] & (1 << 20))) return 0; return I2S.ReadMicData() >> 16;
+    case 0x4004606: if (!(SCFG_EXT[1] & (1 << 20))) return 0; return I2S.ReadMicData() & 0xFFFF;
     case 0x4004700: if (!(SCFG_EXT[1] & (1 << 21))) return 0; return I2S.ReadSndExCnt();
 
     case 0x04004C00: return GPIO_Data | ((u16)GPIO_Dir << 8);
@@ -3030,13 +3032,11 @@ void DSi::ARM7IOWrite16(u32 addr, u16 val)
         case 0x4004600:
             if (!(SCFG_EXT[1] & (1 << 20)))
                 return;
-            Log(LogLevel::Debug, "MIC_CNT Write %04X\n", val);
             I2S.WriteMicCnt(val, 0xFFFF);
             return;
         case 0x4004700:
             if (!(SCFG_EXT[1] & (1 << 21)))
                 return;
-            Log(LogLevel::Debug, "SNDEXCNT Write %04X\n", val);
             I2S.WriteSndExCnt(val, 0xFFFF);
             return;
 

src/DSi_I2S.cpp

@@ -105,7 +105,6 @@ void DSi_I2S::WriteMicCnt(u16 val, u16 mask)
 
 u32 DSi_I2S::ReadMicData()
 {
-    Log(LogLevel::Debug, "MIC_DATA read, FIFO level = %d\n", MicFifo.Level());
     // CHECKME: This is a complete guess on how mic data reads work
     // gbatek states the FIFO is 16 words large, with 1 word having 2 samples
     u32 ret = MicFifo.IsEmpty() ? 0 : (u16)MicFifo.Read();
@@ -193,13 +192,12 @@ void DSi_I2S::Clock(u32 freq)
                 // if bit 13 is set, an IRQ is generated when the mic FIFO is half full
                 if (MicCnt & (1 << 13))
                 {
-                    Log(LogLevel::Debug, "Do half full mic IRQ\n");
+                    Log(LogLevel::Debug, "Do half full mic IRQ, %d / %d\n", oldLevel, MicFifo.Level());
                     if (oldLevel < 16 && MicFifo.Level() >= 16) DSi.SetIRQ2(IRQ2_DSi_MicExt);
                 }
                 // if bit 13 is not set and bit 14 is set, an IRQ is generated when the mic FIFO is full
                 else if (MicCnt & (1 << 14))
                 {
-                    Log(LogLevel::Debug, "Do full mic IRQ\n");
                     if (oldLevel < 32 && MicFifo.Level() >= 32) DSi.SetIRQ2(IRQ2_DSi_MicExt);
                 }
             }