t_stat read_card (int32 ilnt, int32 mod)
{
int32 i;
t_stat r;
if (sim_is_active (&cdr_unit)) { /* busy? */
sim_cancel (&cdr_unit); /* cancel */
if (r = cdr_svc (&cdr_unit)) return r; /* process */
}
if (((cdp_unit.flags & UNIT_ATT) != 0 ||
(stack_unit[0].flags & UNIT_ATT) != 0) && /* Punch is attached and */
(cdr_unit.flags & UNIT_ATT) == 0) { /* reader is not --- */
for (i = 0; i < 80; i++) { /* Assume blank cards in hopper */
PutMem(DAR, 0x40);
DAR++;
}
sim_activate (&cdr_unit, cdr_unit.wait); /* activate */
return SCPE_OK;
}
if ((cdr_unit.flags & UNIT_ATT) == 0) return SCPE_UNATT; /* attached? */
lastcard = carderr = notready = s1sel = s2sel = 0; /* default stacker */
for (i = 0; i < CBUFSIZE; i++) rbuf[i] = 0x20; /* clear buffer */
if (mod) {
for (i = 0; i < 80; i++) {
rbuf[i] = fgetc(cdr_unit.fileref); /* Read EBCDIC */
}
} else {
fgets (rbuf, CBUFSIZE, cdr_unit.fileref); /* read Ascii */
}
if (feof (cdr_unit.fileref)) { /* eof? */
notready = 1;
return STOP_NOCD;
}
if (ferror (cdr_unit.fileref)) { /* error? */
perror ("Card reader I/O error");
clearerr (cdr_unit.fileref);
carderr = 1;
return SCPE_OK; }
cdr_unit.pos = ftell (cdr_unit.fileref); /* update position */
i = getc (cdr_unit.fileref); /* see if more */
if (feof (cdr_unit.fileref)) lastcard = 1; /* eof? set flag */
fseek (cdr_unit.fileref, cdr_unit.pos, SEEK_SET);
for (i = 0; i < 80; i++) {
if (mod == 0) { /* If ASCII mode... */
if (rbuf[i] == '\n' || /* remove ASCII CR/LF */
rbuf[i] == '\r' ||
rbuf[i] == 0x00)
rbuf[i] = ' ';
rbuf[i] = ascii_to_ebcdic[rbuf[i]]; /* convert to EBCDIC */
}
PutMem(DAR, rbuf[i]); /* Copy to main memory */
DAR++;
}
sim_activate (&cdr_unit, cdr_unit.wait); /* activate */
return SCPE_OK;
}
/****************************************************************************
* NGCFreezeMembuffer
*
* Copies a snapshot of Snes9x state into memory
***************************************************************************/
static int
NGCFreezeMemBuffer ()
{
int i;
char buffer[1024];
bufoffset = 0;
S9xUpdateRTC ();
S9xSRTCPreSaveState ();
for (i = 0; i < 8; i++)
{
SoundData.channels[i].previous16[0] =
(int16) SoundData.channels[i].previous[0];
SoundData.channels[i].previous16[1] =
(int16) SoundData.channels[i].previous[1];
}
sprintf (buffer, "%s:%04d\n", SNAPSHOT_MAGIC, SNAPSHOT_VERSION);
PutMem (buffer, strlen (buffer));
sprintf (buffer, "NAM:%06d:%s%c", (int) strlen (Memory.ROMFilename) + 1,
Memory.ROMFilename, 0);
PutMem (buffer, strlen (buffer) + 1);
NGCFreezeStruct ();
return 0;
}
void
NGCFreezeBlock (char *name, uint8 * block, int size)
{
char buffer[512];
sprintf (buffer, "%s:%06d:", name, size);
PutMem (buffer, strlen (buffer));
PutMem ((char *) block, size);
}
void Cpu::PutData(unsigned char Addressing, unsigned int Argument, unsigned int Data, unsigned int DataType)
{
unsigned int Size = TypeSize[DataType];
switch(Addressing)
{
case 0:
PutReg(Argument, Data, Size);
break;
case 1:
PutMem(GetReg(Argument), Data, Size);
break;
case 2:
break;
case 3:
PutMem(Argument, Data, Size);
break;
default:
CoreCrash("Unknow addressing: %d", Addressing);
}
}