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 */
99 unsigned int irq_v; /* do not use directly yet */
101 /* Is the device suspended? */
104 /* Flags whether io, irq, win configurations were
105 * requested, and whether the configuration is "locked" */
111 /* Flag whether a "fuzzy" func_id based match is
113 u16 allow_func_id_match:1;
115 /* information about this device */
131 #ifdef CONFIG_PCMCIA_IOCTL
132 /* device driver wanted by cardmgr */
133 struct pcmcia_driver *cardmgr;
136 /* data private to drivers */
140 #define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev)
141 #define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv)
147 * Please use the following functions to access CIS tuples:
148 * - pcmcia_get_tuple()
149 * - pcmcia_loop_tuple()
150 * - pcmcia_get_mac_from_cis()
152 * To parse a tuple_t, pcmcia_parse_tuple() exists. Its interface
153 * might change in future.
156 /* get the very first CIS entry of type @code. Note that buf is pointer
157 * to u8 *buf; and that you need to kfree(buf) afterwards. */
158 size_t pcmcia_get_tuple(struct pcmcia_device *p_dev, cisdata_t code,
161 /* loop over CIS entries */
162 int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code,
163 int (*loop_tuple) (struct pcmcia_device *p_dev,
168 /* get the MAC address from CISTPL_FUNCE */
169 int pcmcia_get_mac_from_cis(struct pcmcia_device *p_dev,
170 struct net_device *dev);
173 /* parse a tuple_t */
174 int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse);
176 /* loop CIS entries for valid configuration */
177 int pcmcia_loop_config(struct pcmcia_device *p_dev,
178 int (*conf_check) (struct pcmcia_device *p_dev,
179 cistpl_cftable_entry_t *cf,
180 cistpl_cftable_entry_t *dflt,
185 /* is the device still there? */
186 struct pcmcia_device *pcmcia_dev_present(struct pcmcia_device *p_dev);
188 /* low-level interface reset */
189 int pcmcia_reset_card(struct pcmcia_socket *skt);
192 int pcmcia_access_configuration_register(struct pcmcia_device *p_dev,
195 /* device configuration */
196 int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req);
197 int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req);
198 int pcmcia_request_configuration(struct pcmcia_device *p_dev,
201 int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req,
202 window_handle_t *wh);
203 int pcmcia_release_window(struct pcmcia_device *p_dev, window_handle_t win);
204 int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t win,
207 int pcmcia_modify_configuration(struct pcmcia_device *p_dev, modconf_t *mod);
208 void pcmcia_disable_device(struct pcmcia_device *p_dev);
210 #endif /* __KERNEL__ */
214 /* Below, there are only definitions which are used by
216 * - deprecated PCMCIA userspace tools only
218 * here be dragons ... here be dragons ... here be dragons ... here be drag
221 #if defined(CONFIG_PCMCIA_IOCTL) || !defined(__KERNEL__)
223 #if defined(__arm__) || defined(__mips__) || defined(__avr32__) || \
225 /* This (ioaddr_t) is exposed to userspace & hence cannot be changed. */
226 typedef u_int ioaddr_t;
228 typedef u_short ioaddr_t;
231 /* for AdjustResourceInfo */
232 typedef struct adjust_t {
253 #define REMOVE_MANAGED_RESOURCE 1
254 #define ADD_MANAGED_RESOURCE 2
255 #define GET_FIRST_MANAGED_RESOURCE 3
256 #define GET_NEXT_MANAGED_RESOURCE 4
258 #define RES_MEMORY_RANGE 1
259 #define RES_IO_RANGE 2
261 /* Attribute field */
262 #define RES_IRQ_TYPE 0x03
263 #define RES_IRQ_TYPE_EXCLUSIVE 0
264 #define RES_IRQ_TYPE_TIME 1
265 #define RES_IRQ_TYPE_DYNAMIC 2
266 #define RES_IRQ_CSC 0x04
267 #define RES_SHARED 0x08
268 #define RES_RESERVED 0x10
269 #define RES_ALLOCATED 0x20
270 #define RES_REMOVED 0x40
273 typedef struct tuple_parse_t {
279 typedef struct win_info_t {
280 window_handle_t handle;
285 typedef struct bind_info_t {
288 struct pcmcia_device *instance;
289 char name[DEV_NAME_LEN];
290 u_short major, minor;
294 typedef struct mtd_info_t {
300 typedef struct region_info_t {
307 u_char JedecMfr, JedecInfo;
308 memory_handle_t next;
311 #define REGION_TYPE 0x0001
312 #define REGION_TYPE_CM 0x0000
313 #define REGION_TYPE_AM 0x0001
314 #define REGION_PREFETCH 0x0008
315 #define REGION_CACHEABLE 0x0010
316 #define REGION_BAR_MASK 0xe000
317 #define REGION_BAR_SHIFT 13
320 typedef struct cisdump_t {
322 cisdata_t Data[CISTPL_MAX_CIS_SIZE];
325 /* for GetConfigurationInfo */
326 typedef struct config_info_t {
329 u_int Vcc, Vpp1, Vpp2;
332 u_char Status, Pin, Copy, Option, ExtStatus;
346 /* For ValidateCIS */
347 typedef struct cisinfo_t {
351 typedef struct cs_status_t {
357 typedef union ds_ioctl_arg_t {
359 config_info_t config;
361 tuple_parse_t tuple_parse;
362 client_req_t client_req;
366 region_info_t region;
367 bind_info_t bind_info;
373 #define DS_ADJUST_RESOURCE_INFO _IOWR('d', 2, adjust_t)
374 #define DS_GET_CONFIGURATION_INFO _IOWR('d', 3, config_info_t)
375 #define DS_GET_FIRST_TUPLE _IOWR('d', 4, tuple_t)
376 #define DS_GET_NEXT_TUPLE _IOWR('d', 5, tuple_t)
377 #define DS_GET_TUPLE_DATA _IOWR('d', 6, tuple_parse_t)
378 #define DS_PARSE_TUPLE _IOWR('d', 7, tuple_parse_t)
379 #define DS_RESET_CARD _IO ('d', 8)
380 #define DS_GET_STATUS _IOWR('d', 9, cs_status_t)
381 #define DS_ACCESS_CONFIGURATION_REGISTER _IOWR('d', 10, conf_reg_t)
382 #define DS_VALIDATE_CIS _IOR ('d', 11, cisinfo_t)
383 #define DS_SUSPEND_CARD _IO ('d', 12)
384 #define DS_RESUME_CARD _IO ('d', 13)
385 #define DS_EJECT_CARD _IO ('d', 14)
386 #define DS_INSERT_CARD _IO ('d', 15)
387 #define DS_GET_FIRST_REGION _IOWR('d', 16, region_info_t)
388 #define DS_GET_NEXT_REGION _IOWR('d', 17, region_info_t)
389 #define DS_REPLACE_CIS _IOWR('d', 18, cisdump_t)
390 #define DS_GET_FIRST_WINDOW _IOR ('d', 19, win_info_t)
391 #define DS_GET_NEXT_WINDOW _IOWR('d', 20, win_info_t)
392 #define DS_GET_MEM_PAGE _IOWR('d', 21, win_info_t)
394 #define DS_BIND_REQUEST _IOWR('d', 60, bind_info_t)
395 #define DS_GET_DEVICE_INFO _IOWR('d', 61, bind_info_t)
396 #define DS_GET_NEXT_DEVICE _IOWR('d', 62, bind_info_t)
397 #define DS_UNBIND_REQUEST _IOW ('d', 63, bind_info_t)
398 #define DS_BIND_MTD _IOWR('d', 64, mtd_info_t)
401 /* used in userspace only */
402 #define CS_IN_USE 0x1e
404 #define INFO_MASTER_CLIENT 0x01
405 #define INFO_IO_CLIENT 0x02
406 #define INFO_MTD_CLIENT 0x04
407 #define INFO_MEM_CLIENT 0x08
408 #define MAX_NUM_CLIENTS 3
410 #define INFO_CARD_SHARE 0x10
411 #define INFO_CARD_EXCL 0x20
414 #endif /* !defined(__KERNEL__) || defined(CONFIG_PCMCIA_IOCTL) */
416 #endif /* _LINUX_DS_H */