#include <assert.h>
#include "cdrom.h"
+#include "misc.h"
#include "ppf.h"
#include "psxdma.h"
#include "arm_features.h"
#if 0
#define CDR_LOG_I SysPrintf
#else
-#define CDR_LOG_I log_unhandled
+#define CDR_LOG_I(fmt, ...) \
+ log_unhandled("%u cdrom: " fmt, psxRegs.cycle, ##__VA_ARGS__)
#endif
#if 0
#define CDR_LOG_IO SysPrintf
unsigned char Absolute[3];
} subq;
unsigned char TrackChanged;
- unsigned char unused3[3];
+ unsigned char ReportDelay;
+ unsigned char unused3[2];
unsigned int freeze_ver;
unsigned char Prev[4];
u16 CmdInProgress;
u8 Irq1Pending;
u8 unused5;
- u32 unused6;
+ u32 LastReadCycles;
u8 unused7;
u8 DriveState;
u8 FastForward;
u8 FastBackward;
- u8 unused8;
+ u8 errorRetryhack;
u8 AttenuatorLeftToLeft, AttenuatorLeftToRight;
u8 AttenuatorRightToRight, AttenuatorRightToLeft;
if (cdr.Stat)
{
int i;
- SysPrintf("%u cdrom: CDR IRQ=%d cmd %02x stat %02x: ",
- psxRegs.cycle, !!(cdr.Stat & cdr.Reg2), log_cmd, cdr.Stat);
+ CDR_LOG_I("CDR IRQ=%d cmd %02x stat %02x: ",
+ !!(cdr.Stat & cdr.Reg2), log_cmd, cdr.Stat);
for (i = 0; i < cdr.ResultC; i++)
SysPrintf("%02x ", cdr.Result[i]);
SysPrintf("\n");
// (yes it's slow, but you probably don't want to modify it)
void cdrLidSeekInterrupt(void)
{
- CDR_LOG_I("%u %s cdr.DriveState=%d\n", psxRegs.cycle, __func__, cdr.DriveState);
+ CDR_LOG_I("%s cdr.DriveState=%d\n", __func__, cdr.DriveState);
switch (cdr.DriveState) {
default:
if (stat.Status & STATUS_SHELLOPEN)
{
+ memset(cdr.Prev, 0xff, sizeof(cdr.Prev));
cdr.DriveState = DRIVESTATE_LID_OPEN;
CDRLID_INT(0x800);
}
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
static int cdrSeekTime(unsigned char *target)
{
int diff = msf2sec(cdr.SetSectorPlay) - msf2sec(target);
- int seekTime = abs(diff) * (cdReadTime / 200);
- /*
- * Gameblabla :
- * It was originally set to 1000000 for Driver, however it is not high enough for Worms Pinball
- * and was unreliable for that game.
- * I also tested it against Mednafen and Driver's titlescreen music starts 25 frames later, not immediatly.
- *
- * Obviously, this isn't perfect but right now, it should be a bit better.
- * Games to test this against if you change that setting :
- * - Driver (titlescreen music delay and retry mission)
- * - Worms Pinball (Will either not boot or crash in the memory card screen)
- * - Viewpoint (short pauses if the delay in the ingame music is too long)
- *
- * It seems that 3386880 * 5 is too much for Driver's titlescreen and it starts skipping.
- * However, 1000000 is not enough for Worms Pinball to reliably boot.
- */
- if(seekTime > 3386880 * 2) seekTime = 3386880 * 2;
+ int pausePenalty, seekTime = abs(diff) * (cdReadTime / 2000);
+ 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;
+ seekTime += pausePenalty;
+
+ seekTime = MIN_VALUE(seekTime, PSXCLK * 2 / 3);
CDR_LOG("seek: %.2f %.2f\n", (float)seekTime / PSXCLK, (float)seekTime / cdReadTime);
return seekTime;
}
void cdrPlayReadInterrupt(void)
{
+ cdr.LastReadCycles = psxRegs.cycle;
+
if (cdr.Reading) {
cdrReadInterrupt();
return;
int i;
if (cdr.Stat) {
- CDR_LOG_I("%u cdrom: cmd %02x with irqstat %x\n",
- psxRegs.cycle, cdr.CmdInProgress, cdr.Stat);
+ CDR_LOG_I("cmd %02x with irqstat %x\n",
+ cdr.CmdInProgress, cdr.Stat);
return;
}
if (cdr.Irq1Pending) {
// hand out the "newest" sector, according to nocash
cdrUpdateTransferBuf(CDR_getBuffer());
- CDR_LOG_I("cdrom: %x:%02x:%02x loaded on ack\n",
- cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2]);
+ CDR_LOG_I("%x:%02x:%02x loaded on ack, cmd=%02x res=%02x\n",
+ cdr.Transfer[0], cdr.Transfer[1], cdr.Transfer[2],
+ cdr.CmdInProgress, cdr.Irq1Pending);
SetResultSize(1);
cdr.Result[0] = cdr.Irq1Pending;
cdr.Stat = (cdr.Irq1Pending & STATUS_ERROR) ? DiskError : DataReady;
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;
if (!Config.Cdda)
CDR_play(cdr.SetSectorPlay);
}
else
{
- second_resp_time = (((cdr.Mode & MODE_SPEED) ? 2 : 1) * 1000000);
+ second_resp_time = (((cdr.Mode & MODE_SPEED) ? 1 : 2) * 1097107);
}
SetPlaySeekRead(cdr.StatP, 0);
break;
SetPlaySeekRead(cdr.StatP, 0);
cdr.LocL[0] = LOCL_INVALID;
cdr.Muted = FALSE;
- cdr.Mode = 0x20; /* This fixes This is Football 2, Pooh's Party lockups */
+ cdr.Mode = MODE_SIZE_2340; /* This fixes This is Football 2, Pooh's Party lockups */
second_resp_time = not_ready ? 70000 : 4100000;
start_rotating = 1;
break;
cdr.LocL[0] = LOCL_INVALID;
cdr.SubqForwardSectors = 1;
- cycles = (cdr.Mode & 0x80) ? cdReadTime : cdReadTime * 2;
+ cycles = (cdr.Mode & MODE_SPEED) ? cdReadTime : cdReadTime * 2;
cycles += seekTime;
if (Config.hacks.cdr_read_timing)
cycles = cdrAlignTimingHack(cycles);
// FALLTHROUGH
set_error:
- CDR_LOG_I("cdrom: cmd %02x error %02x\n", Cmd, error);
+ CDR_LOG_I("cmd %02x error %02x\n", Cmd, error);
SetResultSize(2);
cdr.Result[0] = cdr.StatP | STATUS_ERROR;
cdr.Result[1] = not_ready ? ERROR_NOTREADY : error;
}
else if (cdr.Cmd && cdr.Cmd != (Cmd & 0xff)) {
cdr.CmdInProgress = cdr.Cmd;
- CDR_LOG_I("%u cdrom: cmd %02x came before %02x finished\n",
- psxRegs.cycle, cdr.Cmd, Cmd);
+ CDR_LOG_I("cmd %02x came before %02x finished\n", cdr.Cmd, Cmd);
}
setIrq(Cmd);
static void cdrReadInterruptSetResult(unsigned char result)
{
if (cdr.Stat) {
- CDR_LOG_I("cdrom: %d:%02d:%02d irq miss, cmd=%02x irqstat=%02x\n",
+ CDR_LOG_I("%d:%02d:%02d irq miss, cmd=%02x irqstat=%02x\n",
cdr.SetSectorPlay[0], cdr.SetSectorPlay[1], cdr.SetSectorPlay[2],
cdr.CmdInProgress, cdr.Stat);
cdr.Irq1Pending = result;
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]);
if (cdr.FifoOffset < 2048 + 12)
- CDR_LOG("cdrom: FifoOffset(1) %d/%d\n", cdr.FifoOffset, cdr.FifoSize);
+ CDR_LOG("FifoOffset(1) %d/%d\n", cdr.FifoOffset, cdr.FifoSize);
}
static void cdrReadInterrupt(void)
}
memcpy(cdr.LocL, buf, 8);
- if (!cdr.Irq1Pending)
+ if (!cdr.Stat && !cdr.Irq1Pending)
cdrUpdateTransferBuf(buf);
if ((!cdr.Muted) && (cdr.Mode & MODE_STRSND) && (!Config.Xa) && (cdr.FirstSector != -1)) { // CD-XA
}
#ifdef CDR_LOG_CMD_IRQ
- SysPrintf("%u cdrom: CD1 write: %x (%s)", psxRegs.cycle, rt, CmdName[rt]);
+ CDR_LOG_I("CD1 write: %x (%s)", rt, CmdName[rt]);
if (cdr.ParamC) {
int i;
SysPrintf(" Param[%d] = {", cdr.ParamC);
CDR_INT(5000);
}
else {
- CDR_LOG_I("%u cdrom: cmd while busy: %02x, prev %02x, busy %02x\n",
- psxRegs.cycle, rt, cdr.Cmd, cdr.CmdInProgress);
+ CDR_LOG_I("cmd while busy: %02x, prev %02x, busy %02x\n",
+ rt, cdr.Cmd, cdr.CmdInProgress);
if (cdr.CmdInProgress < 0x100) // no pending 2nd response
cdr.CmdInProgress = rt;
}
if (cdr.FifoOffset < cdr.FifoSize)
ret = cdr.Transfer[cdr.FifoOffset++];
else
- CDR_LOG_I("cdrom: read empty fifo (%d)\n", cdr.FifoSize);
+ CDR_LOG_I("read empty fifo (%d)\n", cdr.FifoSize);
CDR_LOG_IO("cdr r2.dat: %02x\n", ret);
return ret;
break; // transfer
case 1:
if (cdr.Stat & rt) {
+ u32 nextCycle = psxRegs.intCycle[PSXINT_CDR].sCycle
+ + psxRegs.intCycle[PSXINT_CDR].cycle;
+ int pending = psxRegs.interrupt & (1 << PSXINT_CDR);
#ifdef CDR_LOG_CMD_IRQ
- SysPrintf("%u cdrom: ack %02x (w %02x)\n",
- psxRegs.cycle, cdr.Stat & rt, rt);
+ CDR_LOG_I("ack %02x (w=%02x p=%d,%x,%x,%d)\n", cdr.Stat & rt, rt,
+ !!pending, cdr.CmdInProgress,
+ cdr.Irq1Pending, nextCycle - psxRegs.cycle);
#endif
- // note: Croc vs Discworld Noir
- if (!(psxRegs.interrupt & (1 << PSXINT_CDR)) &&
- (cdr.CmdInProgress || cdr.Irq1Pending))
- CDR_INT(850); // 711-993
+ // note: Croc, Shadow Tower (more) vs Discworld Noir (<993)
+ if (!pending && (cdr.CmdInProgress || cdr.Irq1Pending))
+ {
+ s32 c = 2048;
+ if (cdr.CmdInProgress) {
+ c = 2048 - (psxRegs.cycle - nextCycle);
+ c = MAX_VALUE(c, 512);
+ }
+ CDR_INT(c);
+ }
}
cdr.Stat &= ~rt;
CDR_LOG("cdrom: FifoOffset(2) %d/%d\n", cdr.FifoOffset, cdr.FifoSize);
}
else if (rt & 0x80) {
- switch (cdr.Mode & 0x30) {
+ switch (cdr.Mode & (MODE_SIZE_2328|MODE_SIZE_2340)) {
case MODE_SIZE_2328:
case 0x00:
cdr.FifoOffset = 12;
}
void psxDma3(u32 madr, u32 bcr, u32 chcr) {
- u32 cdsize;
+ u32 cdsize, max_words;
int size;
u8 *ptr;
- CDR_LOG("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x\n", chcr, madr, bcr);
+#if 0
+ CDR_LOG_I("psxDma3() Log: *** DMA 3 *** %x addr = %x size = %x", chcr, madr, bcr);
+ if (cdr.FifoOffset == 0) {
+ ptr = cdr.Transfer;
+ SysPrintf(" %02x:%02x:%02x", ptr[0], ptr[1], ptr[2]);
+ }
+ SysPrintf("\n");
+#endif
switch (chcr & 0x71000000) {
case 0x11000000:
- ptr = (u8 *)PSXM(madr);
+ ptr = getDmaRam(madr, &max_words);
if (ptr == INVALID_PTR) {
CDR_LOG_I("psxDma3() Log: *** DMA 3 *** NULL Pointer!\n");
break;
size = DATA_SIZE - cdr.FifoOffset;
if (size > cdsize)
size = cdsize;
+ if (size > max_words * 4)
+ size = max_words * 4;
if (size > 0)
{
memcpy(ptr, cdr.Transfer + cdr.FifoOffset, size);
getCdInfo();
cdr.FifoOffset = tmp < DATA_SIZE ? tmp : DATA_SIZE;
- cdr.FifoSize = (cdr.Mode & 0x20) ? 2340 : 2048 + 12;
+ cdr.FifoSize = (cdr.Mode & MODE_SIZE_2340) ? 2340 : 2048 + 12;
if (cdr.SubqForwardSectors > SUBQ_FORWARD_SECTORS)
cdr.SubqForwardSectors = SUBQ_FORWARD_SECTORS;
Find_CurTrack(cdr.SetSectorPlay);
if (!Config.Cdda)
CDR_play(cdr.SetSectorPlay);
- if (psxRegs.interrupt & (1 << PSXINT_CDRPLAY_OLD))
- CDRPLAYREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime, 1);
}
if ((cdr.freeze_ver & 0xffffff00) != 0x63647200) {
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