int cdReadSectors(int lba, int num, void *dest, CdRMode *rmode) {
int err;
if (CdRead(lba, num, dest, rmode) == 1) {
CdSync(0);
err = CdGetError();
return (err > 0) ? -err : err;
}
return -0xFF;
}
void *driveStop(void *data) {
if (CdStop() == 1) {
if (CdSync(0) == 0) {
*(int *)data = CdGetError();
} else
*(int *)data = -0x100;
} else
*(int *)data = -0x101;
return data;
}
void read_manage(void)
{
int ret;
switch (read_stat) {
case 0 : /* not reading any data */
break;
case 1 : /* command: set location */
CdControlF(CdlSetloc, (u_char *)&fp[read_file_num].pos);
read_stat++;
break;
case 2 : /* waiting: setting location */
if ((ret = CdSync(1, 0)) == CdlComplete) {
read_stat++;
}
else if (ret == CdlDiskError) {
read_stat = 1;
errcnt++;
}
break;
case 3 : /* command: read data */
if (CdRead(READ_SECTORS, read_des_addr, CdlModeSpeed) == 0) {
errcnt++;
}
else {
read_stat++;
}
break;
case 4 : /* waiting: reading data */
read_remain_sector = CdReadSync(1, 0);
if (read_remain_sector == 0) {
read_stat++;
}
else if (read_remain_sector == -1) {
read_stat = 1;
errcnt++;
}
break;
case 5 : /* done */
break;
default :
break;
}
}
void *driveStandby(void *data) {
int type;
if (CdStandby() == 1) {
if (CdSync(0) == 0) {
*(int *)data = CdGetError();
} else
*(int *)data = -0x100;
} else
*(int *)data = -0x101;
do { // wait until drive detected disc type
type = CdGetDiskType();
if (DISC_NOT_READY(type))
DelayThread(10 * 1000);
} while (DISC_NOT_READY(type));
printf("Standby: Disc type: %02X\n", type);
return data;
}
