xref: /freebsd/sys/dev/ida/idareg.h (revision 23f282aa31e9b6fceacd449020e936e98d6f2298)
1 /*-
2  * Copyright (c) 1999,2000 Jonathan Lemon
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 /*
30  * #defines and software structures for the Compaq RAID card
31  */
32 
33 /*
34  * defines for older EISA controllers (IDA, IDA-2, IAES, SMART)
35  */
36 #define R_EISA_INT_MASK			0x01
37 #define R_EISA_LOCAL_MASK		0x04
38 #define R_EISA_LOCAL_DOORBELL		0x05
39 #define R_EISA_SYSTEM_MASK		0x06
40 #define R_EISA_SYSTEM_DOORBELL		0x07
41 #define R_EISA_LIST_ADDR		0x08
42 #define R_EISA_LIST_LEN			0x0c
43 #define R_EISA_TAG			0x0f
44 #define R_EISA_COMPLETE_ADDR		0x10
45 #define R_EISA_LIST_STATUS		0x16
46 
47 #define EISA_CHANNEL_BUSY		0x01
48 #define EISA_CHANNEL_CLEAR		0x02
49 
50 /*
51  * board register offsets for SMART-2 controllers
52  */
53 #define R_CMD_FIFO	0x04
54 #define R_DONE_FIFO	0x08
55 #define R_INT_MASK	0x0C
56 #define R_STATUS	0x10
57 #define R_INT_PENDING	0x14
58 
59 /*
60  * interrupt mask values for SMART series
61  */
62 #define INT_DISABLE	0x00
63 #define INT_ENABLE	0x01
64 
65 /*
66  * board offsets for the 42xx series
67  */
68 #define R_42XX_STATUS	0x30
69 #define R_42XX_INT_MASK	0x34
70 #define R_42XX_REQUEST	0x40
71 #define R_42XX_REPLY	0x44
72 
73 /*
74  * interrupt values for 42xx series
75  */
76 #define INT_ENABLE_42XX			0x00
77 #define INT_DISABLE_42XX		0x08
78 #define STATUS_42XX_INT_PENDING		0x08
79 
80 /*
81  * return status codes
82  */
83 #define SOFT_ERROR	0x02
84 #define HARD_ERROR	0x04
85 #define CMD_REJECTED	0x14
86 
87 /*
88  * command types
89  */
90 #define	CMD_GET_LOG_DRV_INFO	0x10
91 #define	CMD_GET_CTRL_INFO	0x11
92 #define	CMD_SENSE_DRV_STATUS	0x12
93 #define	CMD_START_RECOVERY	0x13
94 #define	CMD_GET_PHYS_DRV_INFO	0x15
95 #define	CMD_BLINK_DRV_LEDS	0x16
96 #define	CMD_SENSE_DRV_LEDS	0x17
97 #define	CMD_GET_LOG_DRV_EXT	0x18
98 #define	CMD_GET_CTRL_INFO	0x11
99 #define CMD_READ		0x20
100 #define CMD_WRITE		0x30
101 #define CMD_WRITE_MEDIA		0x31
102 #define CMD_GET_CONFIG		0x50
103 #define CMD_SET_CONFIG		0x51
104 #define CMD_FLUSH_CACHE		0xc2
105 
106 /*
107  * command structures
108  */
109 struct ida_drive_info {
110 	u_int16_t	secsize 	__attribute__ ((packed));
111 	u_int32_t	secperunit 	__attribute__ ((packed));
112 	u_int16_t	ncylinders 	__attribute__ ((packed));
113 	u_int8_t	nheads	 	__attribute__ ((packed));
114 	u_int8_t	signature 	__attribute__ ((packed));
115 	u_int8_t	psectors 	__attribute__ ((packed));
116 	u_int16_t	wprecomp 	__attribute__ ((packed));
117 	u_int8_t	max_acc 	__attribute__ ((packed));
118 	u_int8_t	control 	__attribute__ ((packed));
119 	u_int16_t	pcylinders 	__attribute__ ((packed));
120 	u_int8_t	ptracks 	__attribute__ ((packed));
121 	u_int16_t	landing_zone 	__attribute__ ((packed));
122 	u_int8_t	nsectors 	__attribute__ ((packed));
123 	u_int8_t	checksum 	__attribute__ ((packed));
124 	u_int8_t	mirror 		__attribute__ ((packed));
125 };
126 
127 struct ida_controller_info {
128 	u_int8_t	num_drvs 	__attribute__ ((packed));
129 	u_int32_t	signature 	__attribute__ ((packed));
130 	u_int8_t	firm_rev[4] 	__attribute__ ((packed));
131 };
132