2 * ds.h -- 16-bit PCMCIA core support
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
8 * The initial developer of the original code is David A. Hinds
9 * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
10 * are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
12 * (C) 1999 David A. Hinds
13 * (C) 2003 - 2008 Dominik Brodowski
20 #include <linux/mod_devicetable.h>
23 #include <pcmcia/cs_types.h>
24 #include <pcmcia/device_id.h>
27 #include <linux/device.h>
28 #include <pcmcia/ss.h>
29 #include <asm/atomic.h>
32 * PCMCIA device drivers (16-bit cards only; 32-bit cards require CardBus
40 /* dynamic device IDs for PCMCIA device drivers. See
41 * Documentation/pcmcia/driver.txt for details.
43 struct pcmcia_dynids {
45 struct list_head list;
48 struct pcmcia_driver {
49 int (*probe) (struct pcmcia_device *dev);
50 void (*remove) (struct pcmcia_device *dev);
52 int (*suspend) (struct pcmcia_device *dev);
53 int (*resume) (struct pcmcia_device *dev);
56 struct pcmcia_device_id *id_table;
57 struct device_driver drv;
58 struct pcmcia_dynids dynids;
61 /* driver registration */
62 int pcmcia_register_driver(struct pcmcia_driver *driver);
63 void pcmcia_unregister_driver(struct pcmcia_driver *driver);
65 /* Some drivers use dev_node_t to store char or block device information.
66 * Don't use this in new drivers, though.
68 typedef struct dev_node_t {
69 char dev_name[DEV_NAME_LEN];
71 struct dev_node_t *next;
74 struct pcmcia_device {
75 /* the socket and the device_no [for multifunction devices]
76 uniquely define a pcmcia_device */
77 struct pcmcia_socket *socket;
83 /* the hardware "function" device; certain subdevices can
84 * share one hardware "function" device. */
86 struct config_t *function_config;
88 struct list_head socket_device_list;
90 /* deprecated, will be cleaned up soon */
100 /* Is the device suspended? */
103 /* Flags whether io, irq, win configurations were
104 * requested, and whether the configuration is "locked" */
110 /* Flag whether a "fuzzy" func_id based match is
112 u16 allow_func_id_match:1;
114 /* information about this device */
130 #ifdef CONFIG_PCMCIA_IOCTL
131 /* device driver wanted by cardmgr */
132 struct pcmcia_driver *cardmgr;
135 /* data private to drivers */
139 #define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev)
140 #define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv)
146 * Please use the following functions to access CIS tuples:
147 * - pcmcia_get_tuple()
148 * - pcmcia_loop_tuple()
149 * - pcmcia_get_mac_from_cis()
151 * To parse a tuple_t, pcmcia_parse_tuple() exists. Its interface
152 * might change in future.
155 /* get the very first CIS entry of type @code. Note that buf is pointer
156 * to u8 *buf; and that you need to kfree(buf) afterwards. */
157 size_t pcmcia_get_tuple(struct pcmcia_device *p_dev, cisdata_t code,
160 /* loop over CIS entries */
161 int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code,
162 int (*loop_tuple) (struct pcmcia_device *p_dev,
167 /* get the MAC address from CISTPL_FUNCE */
168 int pcmcia_get_mac_from_cis(struct pcmcia_device *p_dev,
169 struct net_device *dev);
172 /* parse a tuple_t */
173 int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse);
175 /* loop CIS entries for valid configuration */
176 int pcmcia_loop_config(struct pcmcia_device *p_dev,
177 int (*conf_check) (struct pcmcia_device *p_dev,
178 cistpl_cftable_entry_t *cf,
179 cistpl_cftable_entry_t *dflt,
184 /* is the device still there? */
185 struct pcmcia_device *pcmcia_dev_present(struct pcmcia_device *p_dev);
187 /* low-level interface reset */
188 int pcmcia_reset_card(struct pcmcia_socket *skt);
191 int pcmcia_access_configuration_register(struct pcmcia_device *p_dev,
194 /* device configuration */
195 int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req);
197 int __must_check __deprecated
198 pcmcia_request_exclusive_irq(struct pcmcia_device *p_dev,
199 irq_handler_t handler);
200 int __must_check pcmcia_request_irq(struct pcmcia_device *p_dev,
201 irq_handler_t handler);
203 int pcmcia_request_configuration(struct pcmcia_device *p_dev,
206 int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req,
207 window_handle_t *wh);
208 int pcmcia_release_window(struct pcmcia_device *p_dev, window_handle_t win);
209 int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t win,
212 int pcmcia_modify_configuration(struct pcmcia_device *p_dev, modconf_t *mod);
213 void pcmcia_disable_device(struct pcmcia_device *p_dev);
215 #endif /* __KERNEL__ */
219 /* Below, there are only definitions which are used by
221 * - deprecated PCMCIA userspace tools only
223 * here be dragons ... here be dragons ... here be dragons ... here be drag
226 #if defined(CONFIG_PCMCIA_IOCTL) || !defined(__KERNEL__)
228 #if defined(__arm__) || defined(__mips__) || defined(__avr32__) || \
230 /* This (ioaddr_t) is exposed to userspace & hence cannot be changed. */
231 typedef u_int ioaddr_t;
233 typedef u_short ioaddr_t;
236 /* for AdjustResourceInfo */
237 typedef struct adjust_t {
258 #define REMOVE_MANAGED_RESOURCE 1
259 #define ADD_MANAGED_RESOURCE 2
260 #define GET_FIRST_MANAGED_RESOURCE 3
261 #define GET_NEXT_MANAGED_RESOURCE 4
263 #define RES_MEMORY_RANGE 1
264 #define RES_IO_RANGE 2
266 /* Attribute field */
267 #define RES_IRQ_TYPE 0x03
268 #define RES_IRQ_TYPE_EXCLUSIVE 0
269 #define RES_IRQ_TYPE_TIME 1
270 #define RES_IRQ_TYPE_DYNAMIC 2
271 #define RES_IRQ_CSC 0x04
272 #define RES_SHARED 0x08
273 #define RES_RESERVED 0x10
274 #define RES_ALLOCATED 0x20
275 #define RES_REMOVED 0x40
278 typedef struct tuple_parse_t {
284 typedef struct win_info_t {
285 window_handle_t handle;
290 typedef struct bind_info_t {
293 struct pcmcia_device *instance;
294 char name[DEV_NAME_LEN];
295 u_short major, minor;
299 typedef struct mtd_info_t {
305 typedef struct region_info_t {
312 u_char JedecMfr, JedecInfo;
313 memory_handle_t next;
316 #define REGION_TYPE 0x0001
317 #define REGION_TYPE_CM 0x0000
318 #define REGION_TYPE_AM 0x0001
319 #define REGION_PREFETCH 0x0008
320 #define REGION_CACHEABLE 0x0010
321 #define REGION_BAR_MASK 0xe000
322 #define REGION_BAR_SHIFT 13
325 typedef struct cisdump_t {
327 cisdata_t Data[CISTPL_MAX_CIS_SIZE];
330 /* for GetConfigurationInfo */
331 typedef struct config_info_t {
334 u_int Vcc, Vpp1, Vpp2;
337 u_char Status, Pin, Copy, Option, ExtStatus;
351 /* For ValidateCIS */
352 typedef struct cisinfo_t {
356 typedef struct cs_status_t {
362 typedef union ds_ioctl_arg_t {
364 config_info_t config;
366 tuple_parse_t tuple_parse;
367 client_req_t client_req;
371 region_info_t region;
372 bind_info_t bind_info;
378 #define DS_ADJUST_RESOURCE_INFO _IOWR('d', 2, adjust_t)
379 #define DS_GET_CONFIGURATION_INFO _IOWR('d', 3, config_info_t)
380 #define DS_GET_FIRST_TUPLE _IOWR('d', 4, tuple_t)
381 #define DS_GET_NEXT_TUPLE _IOWR('d', 5, tuple_t)
382 #define DS_GET_TUPLE_DATA _IOWR('d', 6, tuple_parse_t)
383 #define DS_PARSE_TUPLE _IOWR('d', 7, tuple_parse_t)
384 #define DS_RESET_CARD _IO ('d', 8)
385 #define DS_GET_STATUS _IOWR('d', 9, cs_status_t)
386 #define DS_ACCESS_CONFIGURATION_REGISTER _IOWR('d', 10, conf_reg_t)
387 #define DS_VALIDATE_CIS _IOR ('d', 11, cisinfo_t)
388 #define DS_SUSPEND_CARD _IO ('d', 12)
389 #define DS_RESUME_CARD _IO ('d', 13)
390 #define DS_EJECT_CARD _IO ('d', 14)
391 #define DS_INSERT_CARD _IO ('d', 15)
392 #define DS_GET_FIRST_REGION _IOWR('d', 16, region_info_t)
393 #define DS_GET_NEXT_REGION _IOWR('d', 17, region_info_t)
394 #define DS_REPLACE_CIS _IOWR('d', 18, cisdump_t)
395 #define DS_GET_FIRST_WINDOW _IOR ('d', 19, win_info_t)
396 #define DS_GET_NEXT_WINDOW _IOWR('d', 20, win_info_t)
397 #define DS_GET_MEM_PAGE _IOWR('d', 21, win_info_t)
399 #define DS_BIND_REQUEST _IOWR('d', 60, bind_info_t)
400 #define DS_GET_DEVICE_INFO _IOWR('d', 61, bind_info_t)
401 #define DS_GET_NEXT_DEVICE _IOWR('d', 62, bind_info_t)
402 #define DS_UNBIND_REQUEST _IOW ('d', 63, bind_info_t)
403 #define DS_BIND_MTD _IOWR('d', 64, mtd_info_t)
406 /* used in userspace only */
407 #define CS_IN_USE 0x1e
409 #define INFO_MASTER_CLIENT 0x01
410 #define INFO_IO_CLIENT 0x02
411 #define INFO_MTD_CLIENT 0x04
412 #define INFO_MEM_CLIENT 0x08
413 #define MAX_NUM_CLIENTS 3
415 #define INFO_CARD_SHARE 0x10
416 #define INFO_CARD_EXCL 0x20
419 #endif /* !defined(__KERNEL__) || defined(CONFIG_PCMCIA_IOCTL) */
421 #endif /* _LINUX_DS_H */