xref: /netbsd/sys/dev/pci/pciide_ite_reg.h (revision 95e1ffb1)
1 /*	$NetBSD: pciide_ite_reg.h,v 1.2 2005/12/11 12:22:50 christos Exp $	*/
2 /*	OpenBSD: pciide_ite_reg.h,v 1.1 2003/12/20 08:03:55 grange Exp 	*/
3 /*
4  * Copyright (c) 2003 Alexander Yurchenko <grange@openbsd.org>
5  *
6  * Permission to use, copy, modify, and distribute this software for any
7  * purpose with or without fee is hereby granted, provided that the above
8  * copyright notice and this permission notice appear in all copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 /*
20  * Registers definition for IT8212F
21  */
22 #define IT_CFG			0x40	/* I/O configuration */
23 #define IT_CFG_MASK			0x0000ffff
24 #define IT_CFG_IORDY(chan)		(0x0001 << (chan))
25 #define IT_CFG_BLID(chan)		(0x0004 << (chan))
26 #define IT_CFG_CABLE(chan, drive)	(0x0010 << ((chan) * 2 + (drive)))
27 #define IT_CFG_DECODE(chan)		(0x8000 >> ((chan) * 2))
28 
29 #define IT_MODE			0x50	/* mode control / RAID function */
30 #define IT_MODE_MASK			0x0000ffff
31 #define IT_MODE_CPU			0x0001
32 #define IT_MODE_50MHZ(chan)		(0x0002 << (chan))
33 #define IT_MODE_DMA(chan, drive)	(0x0008 << ((chan) * 2 + (drive)))
34 #define IT_MODE_RESET			0x0080
35 #define IT_MODE_RAID1			0x0100
36 
37 #define IT_TIM(chan)		((chan) ? 0x58 : 0x54) /* timings */
38 #define IT_TIM_UDMA5(drive)		(0x00800000 << (drive) * 8)
39