xref: /openbsd/sys/dev/pci/pciide_ite_reg.h (revision c8e9b631)
1 /*	$OpenBSD: pciide_ite_reg.h,v 1.1 2003/12/20 08:03:55 grange Exp $	*/
2 /*
3  * Copyright (c) 2003 Alexander Yurchenko <grange@openbsd.org>
4  *
5  * Permission to use, copy, modify, and distribute this software for any
6  * purpose with or without fee is hereby granted, provided that the above
7  * copyright notice and this permission notice appear in all copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16  */
17 
18 #ifndef _DEV_PCI_PCIIDE_ITE_REG_H_
19 #define _DEV_PCI_PCIIDE_ITE_REG_H_
20 
21 /*
22  * Registers definition for IT8212F
23  */
24 #define IT_CFG			0x40	/* I/O configuration */
25 #define IT_CFG_MASK			0x0000ffff
26 #define IT_CFG_IORDY(chan)		(0x0001 << (chan))
27 #define IT_CFG_BLID(chan)		(0x0004 << (chan))
28 #define IT_CFG_CABLE(chan, drive)	(0x0010 << ((chan) * 2 + (drive)))
29 #define IT_CFG_DECODE(chan)		(0x8000 >> ((chan) * 2))
30 
31 #define IT_MODE			0x50	/* mode control / RAID function */
32 #define IT_MODE_MASK			0x0000ffff
33 #define IT_MODE_CPU			0x0001
34 #define IT_MODE_50MHZ(chan)		(0x0002 << (chan))
35 #define IT_MODE_DMA(chan, drive)	(0x0008 << ((chan) * 2 + (drive)))
36 #define IT_MODE_RESET			0x0080
37 #define IT_MODE_RAID1			0x0100
38 
39 #define IT_TIM(chan)		((chan) ? 0x58 : 0x54) /* timings */
40 #define IT_TIM_UDMA5(drive)		(0x00800000 << (drive) * 8)
41 
42 #endif	/* !_DEV_PCI_PCIIDE_ITE_REG_H_ */
43