aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/scsi/g_NCR5380.h
blob: 0c04cefb2a88317aded8f106fcdfaefa6c64d654 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/*
 * Generic Generic NCR5380 driver defines
 *
 * Copyright 1993, Drew Eckhardt
 *	Visionary Computing
 *	(Unix and Linux consulting and custom programming)
 *	drew@colorado.edu
 *      +1 (303) 440-4894
 *
 * NCR53C400 extensions (c) 1994,1995,1996, Kevin Lentin
 *    K.Lentin@cs.monash.edu.au
 *
 * ALPHA RELEASE 1. 
 *
 * For more information, please consult 
 *
 * NCR 5380 Family
 * SCSI Protocol Controller
 * Databook
 *
 * NCR Microelectronics
 * 1635 Aeroplaza Drive
 * Colorado Springs, CO 80916
 * 1+ (719) 578-3400
 * 1+ (800) 334-5454
 */

/*
 * $Log: generic_NCR5380.h,v $
 */

#ifndef GENERIC_NCR5380_H
#define GENERIC_NCR5380_H

#include <linux/config.h>

#define GENERIC_NCR5380_PUBLIC_RELEASE 1

#ifdef NCR53C400
#define BIOSPARAM
#define NCR5380_BIOSPARAM generic_NCR5380_biosparam
#else
#define NCR5380_BIOSPARAM NULL
#endif

#ifndef ASM
static int generic_NCR5380_abort(Scsi_Cmnd *);
static int generic_NCR5380_detect(Scsi_Host_Template *);
static int generic_NCR5380_release_resources(struct Scsi_Host *);
static int generic_NCR5380_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
static int generic_NCR5380_bus_reset(Scsi_Cmnd *);
static int generic_NCR5380_host_reset(Scsi_Cmnd *);
static int generic_NCR5380_device_reset(Scsi_Cmnd *);
static const char* generic_NCR5380_info(struct Scsi_Host *);

#ifndef CMD_PER_LUN
#define CMD_PER_LUN 2
#endif

#ifndef CAN_QUEUE
#define CAN_QUEUE 16
#endif

#ifndef HOSTS_C

#define __STRVAL(x) #x
#define STRVAL(x) __STRVAL(x)

#ifndef CONFIG_SCSI_G_NCR5380_MEM

#define NCR5380_map_config port
#define NCR5380_map_type int
#define NCR5380_map_name port
#define NCR5380_instance_name io_port
#define NCR53C400_register_offset 0
#define NCR53C400_address_adjust 8

#ifdef NCR53C400
#define NCR5380_region_size 16
#else
#define NCR5380_region_size 8
#endif

#define NCR5380_read(reg) (inb(NCR5380_map_name + (reg)))
#define NCR5380_write(reg, value) (outb((value), (NCR5380_map_name + (reg))))

#else 
/* therefore CONFIG_SCSI_G_NCR5380_MEM */

#define NCR5380_map_config memory
#define NCR5380_map_type unsigned long
#define NCR5380_map_name base
#define NCR5380_instance_name base
#define NCR53C400_register_offset 0x108
#define NCR53C400_address_adjust 0
#define NCR53C400_mem_base 0x3880
#define NCR53C400_host_buffer 0x3900
#define NCR5380_region_size 0x3a00

#define NCR5380_read(reg) isa_readb(NCR5380_map_name + NCR53C400_mem_base + (reg))
#define NCR5380_write(reg, value) isa_writeb(value, NCR5380_map_name + NCR53C400_mem_base + (reg))
#endif

#define NCR5380_implementation_fields \
    NCR5380_map_type NCR5380_map_name

#define NCR5380_local_declare() \
    register NCR5380_implementation_fields

#define NCR5380_setup(instance) \
    NCR5380_map_name = (NCR5380_map_type)((instance)->NCR5380_instance_name)

#define NCR5380_intr generic_NCR5380_intr
#define NCR5380_queue_command generic_NCR5380_queue_command
#define NCR5380_abort generic_NCR5380_abort
#define NCR5380_bus_reset generic_NCR5380_bus_reset
#define NCR5380_device_reset generic_NCR5380_device_reset
#define NCR5380_host_reset generic_NCR5380_host_reset
#define NCR5380_pread generic_NCR5380_pread
#define NCR5380_pwrite generic_NCR5380_pwrite
#define NCR5380_proc_info notyet_generic_proc_info

#define BOARD_NCR5380	0
#define BOARD_NCR53C400	1
#define BOARD_NCR53C400A 2
#define BOARD_DTC3181E	3

#endif /* else def HOSTS_C */
#endif /* ndef ASM */
#endif /* GENERIC_NCR5380_H */