145 static struct amiga_floppy_struct unit[FD_MAX_UNITS];  variable
287 	if (unit[drive].track % 2 != 0)  in fd_select()
289 	if (unit[drive].motor == 1)  in fd_select()
342 	if (!unit[nr].motor) {  in fd_motor_on()
343 		unit[nr].motor = 1;  in fd_motor_on()
385 	unit[drive].motor = 0;  in fd_motor_off()
415 	for (n = unit[drive].type->tracks/2; n != 0; --n) {  in fd_calibrate()
423 		ms_delay(unit[drive].type->step_delay);  in fd_calibrate()
425 	ms_delay (unit[drive].type->settle_time);  in fd_calibrate()
427 	n = unit[drive].type->tracks + 20;  in fd_calibrate()
434 		ms_delay(unit[drive].type->step_delay + 1);  in fd_calibrate()
440 			unit[drive].track = -1;  in fd_calibrate()
445 	unit[drive].track = 0;  in fd_calibrate()
446 	ms_delay(unit[drive].type->settle_time);  in fd_calibrate()
463 	if (unit[drive].track == track) {  in fd_seek()
471 	if (unit[drive].track < 0 && !fd_calibrate(drive)) {  in fd_seek()
477 	cnt = unit[drive].track/2 - track/2;  in fd_seek()
487 	if (track % 2 != unit[drive].track % 2)  in fd_seek()
488 		ms_delay (unit[drive].type->side_time);  in fd_seek()
489 	unit[drive].track = track;  in fd_seek()
501 		ms_delay (unit[drive].type->step_delay);  in fd_seek()
503 	ms_delay (unit[drive].type->settle_time);  in fd_seek()
592 	custom.dsklen = unit[drive].type->read_size/sizeof(short) | DSKLEN_DMAEN;  in raw_read()
593 	custom.dsklen = unit[drive].type->read_size/sizeof(short) | DSKLEN_DMAEN;  in raw_read()
620 	if ((ulong)unit[drive].track >= unit[drive].type->precomp2)  in raw_write()
622 	else if ((ulong)unit[drive].track >= unit[drive].type->precomp1)  in raw_write()
628 	custom.dsklen = unit[drive].type->write_size/sizeof(short) | DSKLEN_DMAEN|DSKLEN_WRITE;  in raw_write()
629 	custom.dsklen = unit[drive].type->write_size/sizeof(short) | DSKLEN_DMAEN|DSKLEN_WRITE;  in raw_write()
649 	unit[drive].dirty = 0;  in post_write()
728 	end = raw + unit[drive].type->read_size;  in amiga_read()
730 	for (scnt = 0;scnt < unit[drive].dtype->sects * unit[drive].type->sect_mult; scnt++) {  in amiga_read()
757 		if (hdr.track != unit[drive].track) {  in amiga_read()
758 			printk(KERN_INFO "MFM_TRACK: %d, %d\n", hdr.track, unit[drive].track);  in amiga_read()
762 		raw = decode ((ulong *)(unit[drive].trackbuf + hdr.sect*512),  in amiga_read()
764 		csum = checksum((ulong *)(unit[drive].trackbuf + hdr.sect*512), 512);  in amiga_read()
771 				((ulong *)(unit[drive].trackbuf+hdr.sect*512))[0],  in amiga_read()
772 				((ulong *)(unit[drive].trackbuf+hdr.sect*512))[1],  in amiga_read()
773 				((ulong *)(unit[drive].trackbuf+hdr.sect*512))[2],  in amiga_read()
774 				((ulong *)(unit[drive].trackbuf+hdr.sect*512))[3]);  in amiga_read()
825 	hdr.track = unit[disk].track;  in putsec()
827 	hdr.ord = unit[disk].dtype->sects * unit[disk].type->sect_mult - cnt;  in putsec()
832 	hdr.datachk = checksum((ulong *)(unit[disk].trackbuf+cnt*512), 512);  in putsec()
842 	encode_block(raw, (ulong *)(unit[disk].trackbuf+cnt*512), 512);  in putsec()
855 	for (cnt = 0; cnt < 415 * unit[disk].type->sect_mult; cnt++)  in amiga_write()
859 	for (cnt = 0; cnt < unit[disk].dtype->sects * unit[disk].type->sect_mult; cnt++)  in amiga_write()
1043 	end = raw + unit[drive].type->read_size;  in dos_read()
1045 	for (scnt=0; scnt < unit[drive].dtype->sects * unit[drive].type->sect_mult; scnt++) {  in dos_read()
1050 				       unit[drive].track,drive,scnt);  in dos_read()
1071 		if (hdr.track != unit[drive].track/unit[drive].type->heads) {  in dos_read()
1074 			       unit[drive].track/unit[drive].type->heads);  in dos_read()
1078 		if (hdr.side != unit[drive].track%unit[drive].type->heads) {  in dos_read()
1081 			       unit[drive].track%unit[drive].type->heads);  in dos_read()
1096 			       unit[drive].track, drive, scnt, hdr.sec);  in dos_read()
1111 …raw = dos_decode((unsigned char *)(unit[drive].trackbuf + (hdr.sec - 1) * 512), (ushort *) raw, 51…  in dos_read()
1113 		crc = dos_data_crc(unit[drive].trackbuf + (hdr.sec - 1) * 512);  in dos_read()
1120 			       ((ulong *)(unit[drive].trackbuf+(hdr.sec-1)*512))[0],  in dos_read()
1121 			       ((ulong *)(unit[drive].trackbuf+(hdr.sec-1)*512))[1],  in dos_read()
1122 			       ((ulong *)(unit[drive].trackbuf+(hdr.sec-1)*512))[2],  in dos_read()
1123 			       ((ulong *)(unit[drive].trackbuf+(hdr.sec-1)*512))[3]);  in dos_read()
1171 	hdr.track=unit[drive].track/unit[drive].type->heads;  in ms_putsec()
1172 	hdr.side=unit[drive].track%unit[drive].type->heads;  in ms_putsec()
1190 			 (unsigned char *)unit[drive].trackbuf+cnt*512,512);  in ms_putsec()
1194 	crc[0]=dos_data_crc(unit[drive].trackbuf+cnt*512);  in ms_putsec()
1217 	if (unit[disk].type->sect_mult==2)  /* check for HD-Disks */  in dos_write()
1232 	for(cnt = 0; cnt < unit[disk].dtype->sects * unit[disk].type->sect_mult; cnt++)  in dos_write()
1259 	(*unit[nr].dtype->write_fkt)(nr);  in flush_track_callback()
1284 		(*unit[nr].dtype->write_fkt)(nr);  in non_int_flush_track()
1307 	if (unit[drive].track == track)  in get_track()
1315 	if (unit[drive].dirty == 1) {  in get_track()
1324 		error = (*unit[drive].dtype->read_fkt)(drive);  in get_track()
1330 		unit[drive].track = -1;  in get_track()
1353 		if (unit[fdc_queue].type->code == FD_NODRIVE) {  in set_next_request()
1359 		q = unit[fdc_queue].gendisk->queue;  in set_next_request()
1391 	drive = floppy - unit;  in redo_fd_request()
1457 	geo->heads = unit[drive].type->heads;  in fd_getgeo()
1458 	geo->sectors = unit[drive].dtype->sects * unit[drive].type->sect_mult;  in fd_getgeo()
1459 	geo->cylinders = unit[drive].type->tracks;  in fd_getgeo()
1467 	int drive = p - unit;  in fd_locked_ioctl()
1569 		unit[drive].type = &drive_types[num_dr_types-1]; /* FD_NODRIVE */  in fd_probe()
1573 	unit[drive].type = drive_types + type;  in fd_probe()
1574 	unit[drive].track = -1;  in fd_probe()
1576 	unit[drive].disk = -1;  in fd_probe()
1577 	unit[drive].motor = 0;  in fd_probe()
1578 	unit[drive].busy = 0;  in fd_probe()
1579 	unit[drive].status = -1;  in fd_probe()
1625 	unit[drive].dtype=&data_types[system];  in floppy_open()
1626 	unit[drive].blocks=unit[drive].type->heads*unit[drive].type->tracks*  in floppy_open()
1627 		data_types[system].sects*unit[drive].type->sect_mult;  in floppy_open()
1628 	set_capacity(unit[drive].gendisk, unit[drive].blocks);  in floppy_open()
1631 	       unit[drive].type->name, data_types[system].name);  in floppy_open()
1640 	int drive = p - unit;  in floppy_release()
1643 	if (unit[drive].dirty == 1) {  in floppy_release()
1668 	int drive = p - unit;  in amiga_check_events()
1712 		if (unit[drive].type->code == FD_NODRIVE)  in fd_probe_drives()
1716 			unit[drive].type->code = FD_NODRIVE;  in fd_probe_drives()
1719 		unit[drive].gendisk = disk;  in fd_probe_drives()
1723 			unit[drive].type->code = FD_NODRIVE;  in fd_probe_drives()
1728 		if ((unit[drive].trackbuf = kmalloc(FLOPPY_MAX_SECTORS * 512, GFP_KERNEL)) == NULL) {  in fd_probe_drives()
1730 			unit[drive].type = &drive_types[num_dr_types - 1]; /* FD_NODRIVE */  in fd_probe_drives()
1739 		disk->private_data = &unit[drive];  in fd_probe_drives()
1756 	if (unit[drive].type->code == FD_NODRIVE)  in floppy_find()
1759 	return get_disk(unit[drive].gendisk);  in floppy_find()
1809 		unit[i].track = -1;  in amiga_floppy_probe()
1846 		if (unit[i].type->code != FD_NODRIVE) {
1847 			struct request_queue *q = unit[i].gendisk->queue;
1848 			del_gendisk(unit[i].gendisk);
1849 			put_disk(unit[i].gendisk);
1850 			kfree(unit[i].trackbuf);