#include <assert.h>
#include "cdrom.h"
+#include "misc.h"
#include "ppf.h"
#include "psxdma.h"
#include "arm_features.h"
unsigned char Absolute[3];
} subq;
unsigned char TrackChanged;
- unsigned char unused3[3];
+ unsigned char ReportDelay;
+ unsigned char unused3;
+ unsigned short sectorsRead;
unsigned int freeze_ver;
unsigned char Prev[4];
u8 DriveState;
u8 FastForward;
u8 FastBackward;
- u8 unused8;
+ u8 errorRetryhack;
u8 AttenuatorLeftToLeft, AttenuatorLeftToRight;
u8 AttenuatorRightToRight, AttenuatorRightToLeft;
StopCdda();
SetPlaySeekRead(cdr.StatP, 0);
}
- else if (((cdr.Mode & MODE_REPORT) || cdr.FastForward || cdr.FastBackward)) {
+ else if ((cdr.Mode & MODE_REPORT) && !cdr.ReportDelay &&
+ ((cdr.subq.Absolute[2] & 0x0f) == 0 || cdr.FastForward || cdr.FastBackward))
+ {
cdr.Result[0] = cdr.StatP;
cdr.Result[1] = cdr.subq.Track;
cdr.Result[2] = cdr.subq.Index;
SetResultSize(8);
setIrq(0x1001);
}
+
+ if (cdr.ReportDelay)
+ cdr.ReportDelay--;
}
// LastReadCycles
seekTime = MAX_VALUE(seekTime, 20000);
// need this stupidly long penalty or else Spyro2 intro desyncs
- pausePenalty = (s32)(psxRegs.cycle - cdr.LastReadCycles) > cdReadTime * 4 ? cdReadTime * 25 : 0;
+ pausePenalty = (s32)(psxRegs.cycle - cdr.LastReadCycles) > cdReadTime * 8 ? cdReadTime * 25 : 0;
seekTime += pausePenalty;
seekTime = MIN_VALUE(seekTime, PSXCLK * 2 / 3);
}
}
+static void msfiSub(u8 *msfi, u32 count)
+{
+ assert(count < 75);
+ msfi[2] -= count;
+ if ((s8)msfi[2] < 0) {
+ msfi[2] += 75;
+ msfi[1]--;
+ if ((s8)msfi[1] < 0) {
+ msfi[1] = 60;
+ msfi[0]--;
+ }
+ }
+}
+
void cdrPlayReadInterrupt(void)
{
cdr.LastReadCycles = psxRegs.cycle;
if (((cdr.Param[0] & 0x0F) > 0x09) || (cdr.Param[0] > 0x99) || ((cdr.Param[1] & 0x0F) > 0x09) || (cdr.Param[1] >= 0x60) || ((cdr.Param[2] & 0x0F) > 0x09) || (cdr.Param[2] >= 0x75))
{
CDR_LOG_I("Invalid/out of range seek to %02X:%02X:%02X\n", cdr.Param[0], cdr.Param[1], cdr.Param[2]);
+ if (++cdr.errorRetryhack > 100)
+ break;
error = ERROR_INVALIDARG;
goto set_error;
}
memcpy(cdr.SetSector, set_loc, 3);
cdr.SetSector[3] = 0;
cdr.SetlocPending = 1;
+ cdr.errorRetryhack = 0;
}
break;
cdr.SubqForwardSectors = 1;
cdr.TrackChanged = FALSE;
cdr.FirstSector = 1;
+ cdr.ReportDelay = 60;
+ cdr.sectorsRead = 0;
if (!Config.Cdda)
CDR_play(cdr.SetSectorPlay);
case CdlPause:
StopCdda();
StopReading();
+
+ // how the drive maintains the position while paused is quite
+ // complicated, this is the minimum to make "Bedlam" happy
+ msfiSub(cdr.SetSectorPlay, MIN_VALUE(cdr.sectorsRead, 4));
+ cdr.sectorsRead = 0;
+
/*
Gundam Battle Assault 2: much slower (*)
- Fixes boot, gameplay
UpdateSubq(cdr.SetSectorPlay);
cdr.LocL[0] = LOCL_INVALID;
cdr.SubqForwardSectors = 1;
+ cdr.sectorsRead = 0;
cycles = (cdr.Mode & MODE_SPEED) ? cdReadTime : cdReadTime * 2;
cycles += seekTime;
return;
memcpy(cdr.Transfer, buf, DATA_SIZE);
CheckPPFCache(cdr.Transfer, cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]);
- CDR_LOG("cdr.Transfer %x:%x:%x\n", cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]);
+ CDR_LOG("cdr.Transfer %02x:%02x:%02x\n",
+ cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]);
if (cdr.FifoOffset < 2048 + 12)
CDR_LOG("FifoOffset(1) %d/%d\n", cdr.FifoOffset, cdr.FifoSize);
}
// note: CdlGetlocL should work as soon as STATUS_READ is indicated
SetPlaySeekRead(cdr.StatP, STATUS_READ | STATUS_ROTATING);
+ cdr.sectorsRead++;
read_ok = ReadTrack(cdr.SetSectorPlay);
if (read_ok)
Find_CurTrack(cdr.SetSectorPlay);
if (!Config.Cdda)
CDR_play(cdr.SetSectorPlay);
- if (psxRegs.interrupt & (1 << PSXINT_CDRPLAY_OLD))
- CDRPLAYREAD_INT((cdr.Mode & MODE_SPEED) ? (cdReadTime / 2) : cdReadTime, 1);
}
if ((cdr.freeze_ver & 0xffffff00) != 0x63647200) {