aboutsummaryrefslogtreecommitdiff
path: root/include/pcmcia/ds.h
blob: 020055199008c532952637aa43b3feb2b224177a (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
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
/*
 * ds.h -- 16-bit PCMCIA core support
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * The initial developer of the original code is David A. Hinds
 * <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
 * are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
 *
 * (C) 1999		David A. Hinds
 * (C) 2003 - 2004	Dominik Brodowski
 */

#ifndef _LINUX_DS_H
#define _LINUX_DS_H

#ifdef __KERNEL__
#include <linux/mod_devicetable.h>
#endif

#include <pcmcia/bulkmem.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/device_id.h>

typedef struct tuple_parse_t {
    tuple_t		tuple;
    cisdata_t		data[255];
    cisparse_t		parse;
} tuple_parse_t;

typedef struct win_info_t {
    window_handle_t	handle;
    win_req_t		window;
    memreq_t		map;
} win_info_t;
    
typedef struct bind_info_t {
    dev_info_t		dev_info;
    u_char		function;
    struct dev_link_t	*instance;
    char		name[DEV_NAME_LEN];
    u_short		major, minor;
    void		*next;
} bind_info_t;

typedef struct mtd_info_t {
    dev_info_t		dev_info;
    u_int		Attributes;
    u_int		CardOffset;
} mtd_info_t;

typedef union ds_ioctl_arg_t {
    adjust_t		adjust;
    config_info_t	config;
    tuple_t		tuple;
    tuple_parse_t	tuple_parse;
    client_req_t	client_req;
    cs_status_t		status;
    conf_reg_t		conf_reg;
    cisinfo_t		cisinfo;
    region_info_t	region;
    bind_info_t		bind_info;
    mtd_info_t		mtd_info;
    win_info_t		win_info;
    cisdump_t		cisdump;
} ds_ioctl_arg_t;

#define DS_ADJUST_RESOURCE_INFO		_IOWR('d', 2, adjust_t)
#define DS_GET_CONFIGURATION_INFO	_IOWR('d', 3, config_info_t)
#define DS_GET_FIRST_TUPLE		_IOWR('d', 4, tuple_t)
#define DS_GET_NEXT_TUPLE		_IOWR('d', 5, tuple_t)
#define DS_GET_TUPLE_DATA		_IOWR('d', 6, tuple_parse_t)
#define DS_PARSE_TUPLE			_IOWR('d', 7, tuple_parse_t)
#define DS_RESET_CARD			_IO  ('d', 8)
#define DS_GET_STATUS			_IOWR('d', 9, cs_status_t)
#define DS_ACCESS_CONFIGURATION_REGISTER _IOWR('d', 10, conf_reg_t)
#define DS_VALIDATE_CIS			_IOR ('d', 11, cisinfo_t)
#define DS_SUSPEND_CARD			_IO  ('d', 12)
#define DS_RESUME_CARD			_IO  ('d', 13)
#define DS_EJECT_CARD			_IO  ('d', 14)
#define DS_INSERT_CARD			_IO  ('d', 15)
#define DS_GET_FIRST_REGION		_IOWR('d', 16, region_info_t)
#define DS_GET_NEXT_REGION		_IOWR('d', 17, region_info_t)
#define DS_REPLACE_CIS			_IOWR('d', 18, cisdump_t)
#define DS_GET_FIRST_WINDOW		_IOR ('d', 19, win_info_t)
#define DS_GET_NEXT_WINDOW		_IOWR('d', 20, win_info_t)
#define DS_GET_MEM_PAGE			_IOWR('d', 21, win_info_t)

#define DS_BIND_REQUEST			_IOWR('d', 60, bind_info_t)
#define DS_GET_DEVICE_INFO		_IOWR('d', 61, bind_info_t) 
#define DS_GET_NEXT_DEVICE		_IOWR('d', 62, bind_info_t) 
#define DS_UNBIND_REQUEST		_IOW ('d', 63, bind_info_t)
#define DS_BIND_MTD			_IOWR('d', 64, mtd_info_t)

#ifdef __KERNEL__
#include <linux/device.h>

typedef struct dev_node_t {
    char		dev_name[DEV_NAME_LEN];
    u_short		major, minor;
    struct dev_node_t	*next;
} dev_node_t;

typedef struct dev_link_t {
    dev_node_t		*dev;
    u_int		state, open;
    wait_queue_head_t	pending;
    client_handle_t	handle;
    io_req_t		io;
    irq_req_t		irq;
    config_req_t	conf;
    window_handle_t	win;
    void		*priv;
    struct dev_link_t	*next;
} dev_link_t;

/* Flags for device state */
#define DEV_PRESENT		0x01
#define DEV_CONFIG		0x02
#define DEV_STALE_CONFIG	0x04	/* release on close */
#define DEV_STALE_LINK		0x08	/* detach on release */
#define DEV_CONFIG_PENDING	0x10
#define DEV_RELEASE_PENDING	0x20
#define DEV_SUSPEND		0x40
#define DEV_BUSY		0x80

#define DEV_OK(l) \
    ((l) && ((l->state & ~DEV_BUSY) == (DEV_CONFIG|DEV_PRESENT)))


struct pcmcia_socket;

struct pcmcia_driver {
	dev_link_t		*(*attach)(void);
	int (*event)		(event_t event, int priority,
				 event_callback_args_t *);
	void			(*detach)(dev_link_t *);

	int (*suspend)		(struct pcmcia_device *dev);
	int (*resume)		(struct pcmcia_device *dev);

	struct module		*owner;
	struct pcmcia_device_id	*id_table;
	struct device_driver	drv;
};

/* driver registration */
int pcmcia_register_driver(struct pcmcia_driver *driver);
void pcmcia_unregister_driver(struct pcmcia_driver *driver);

struct pcmcia_device {
	/* the socket and the device_no [for multifunction devices]
	   uniquely define a pcmcia_device */
	struct pcmcia_socket	*socket;

	char			*devname;

	u8			device_no;

	/* the hardware "function" device; certain subdevices can
	 * share one hardware "function" device. */
	u8			func;

	struct list_head	socket_device_list;

	/* deprecated, a cleaned up version will be moved into this
	   struct soon */
	dev_link_t		*instance;
	event_callback_args_t 	event_callback_args;
	u_int			state;

	/* information about this device */
	u8			has_manf_id:1;
	u8			has_card_id:1;
	u8			has_func_id:1;

	u8			allow_func_id_match:1;
	u8			reserved:4;

	u8			func_id;
	u16			manf_id;
	u16			card_id;

	char *			prod_id[4];

	/* device driver wanted by cardmgr */
	struct pcmcia_driver *	cardmgr;

	struct device		dev;
};

#define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev)
#define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv)

#define handle_to_pdev(handle) (handle)
#define handle_to_dev(handle) (handle->dev)

#define dev_to_instance(dev) (dev->instance)

/* error reporting */
void cs_error(client_handle_t handle, int func, int ret);

#endif /* __KERNEL__ */
#endif /* _LINUX_DS_H */