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CD-ROM, ATAPI HDD, MO, and ZIP: correct bus speed arithmetic, makes especially MO and ZIP much faster.

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This commit is contained in:
OBattler
2025-03-21 03:29:46 +01:00
parent 7575bdc562
commit 0ebadfb942
4 changed files with 36 additions and 52 deletions
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7
src/scsi/scsi_cdrom.c
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@@ -656,7 +656,7 @@ scsi_cdrom_bus_speed(scsi_cdrom_t *dev)
dev->callback = -1.0;
return 0.0;
} else
return ret * 1000000.0;
return 1000000.0 / ret;
}
}
@@ -1069,8 +1069,9 @@ scsi_cdrom_read_data(scsi_cdrom_t *dev, const int msf, const int type, const int
dev->block_len = temp_len;
if ((dev->drv->bus_type != CDROM_BUS_SCSI) &&
(scsi_cdrom_current_mode(dev) != 2))
(scsi_cdrom_current_mode(dev) != 2)) {
num = (dev->packet_len / dev->block_len);
}
}
dev->sector_pos++;
@@ -1126,7 +1127,7 @@ scsi_cdrom_read_blocks(scsi_cdrom_t *dev)
}
if (ret) {
if (!dev->sector_len) {
if (dev->sector_len == 0) {
scsi_cdrom_command_complete(dev);
return -1;
}