Fixed ATAPI PIO multi-phased transfers - fixes the catalog read error in Windows 2000;

Fixed the last remaining ATAPI DMA bugs;
Fixed IDE hard disk DMA;
Fixed PIIX bus master DMA read and write;
The Settings dialog now accepts more than 16 heads for IDE hard disks;
Added the IDE READ DMA ALT and WRITE DMA ALT commands;
Reenabled current CHS translation reporting, with bugfixes, hopefully the bugfixes will prevent certain larger hard disks from being detected as 250 MB.

src/pc.c

@@ -546,7 +546,7 @@ again2:
 
     hdc_init(hdc_name);
 
-    ide_reset();
+    ide_reset_hard();
 
     cdrom_hard_reset();
 
@@ -685,7 +685,7 @@ pc_reset_hard_init(void)
 	ide_ter_init();
     if (ide_enable[3])
 	ide_qua_init();
-    ide_reset();
+    ide_reset_hard();
 
     /* Reset and reconfigure the SCSI layer. */
     scsi_card_init();