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linux/include/pcmcia/ds.h

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/*
* 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 - 2008 Dominik Brodowski
*/
#ifndef _LINUX_DS_H
#define _LINUX_DS_H
#ifdef __KERNEL__
#include <linux/mod_devicetable.h>
#endif
#include <pcmcia/cs_types.h>
#include <pcmcia/device_id.h>
#ifdef __KERNEL__
#include <linux/device.h>
#include <pcmcia/ss.h>
#include <asm/atomic.h>
/*
* PCMCIA device drivers (16-bit cards only; 32-bit cards require CardBus
* a.k.a. PCI drivers
*/
struct pcmcia_socket;
struct pcmcia_device;
struct config_t;
struct net_device;
/* dynamic device IDs for PCMCIA device drivers. See
* Documentation/pcmcia/driver.txt for details.
*/
struct pcmcia_dynids {
struct mutex lock;
struct list_head list;
};
struct pcmcia_driver {
int (*probe) (struct pcmcia_device *dev);
void (*remove) (struct pcmcia_device *dev);
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;
struct pcmcia_dynids dynids;
};
/* driver registration */
int pcmcia_register_driver(struct pcmcia_driver *driver);
void pcmcia_unregister_driver(struct pcmcia_driver *driver);
/* Some drivers use dev_node_t to store char or block device information.
* Don't use this in new drivers, though.
*/
typedef struct dev_node_t {
char dev_name[DEV_NAME_LEN];
u_short major, minor;
struct dev_node_t *next;
} dev_node_t;
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 config_t *function_config;
struct list_head socket_device_list;
/* deprecated, will be cleaned up soon */
dev_node_t *dev_node;
u_int open;
io_req_t io;
irq_req_t irq;
config_req_t conf;
window_handle_t win;
/* Is the device suspended? */
u16 suspended:1;
/* Flags whether io, irq, win configurations were
* requested, and whether the configuration is "locked" */
u16 _irq:1;
u16 _io:1;
u16 _win:4;
u16 _locked:1;
/* Flag whether a "fuzzy" func_id based match is
* allowed. */
u16 allow_func_id_match:1;
/* information about this device */
u16 has_manf_id:1;
u16 has_card_id:1;
u16 has_func_id:1;
u16 reserved:4;
u8 func_id;
u16 manf_id;
u16 card_id;
char *prod_id[4];
u64 dma_mask;
struct device dev;
#ifdef CONFIG_PCMCIA_IOCTL
/* device driver wanted by cardmgr */
struct pcmcia_driver *cardmgr;
#endif
/* data private to drivers */
void *priv;
};
#define to_pcmcia_dev(n) container_of(n, struct pcmcia_device, dev)
#define to_pcmcia_drv(n) container_of(n, struct pcmcia_driver, drv)
/*
* CIS access.
*
* Please use the following functions to access CIS tuples:
* - pcmcia_get_tuple()
* - pcmcia_loop_tuple()
* - pcmcia_get_mac_from_cis()
*
* To parse a tuple_t, pcmcia_parse_tuple() exists. Its interface
* might change in future.
*/
/* get the very first CIS entry of type @code. Note that buf is pointer
* to u8 *buf; and that you need to kfree(buf) afterwards. */
size_t pcmcia_get_tuple(struct pcmcia_device *p_dev, cisdata_t code,
u8 **buf);
/* loop over CIS entries */
int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code,
int (*loop_tuple) (struct pcmcia_device *p_dev,
tuple_t *tuple,
void *priv_data),
void *priv_data);
/* get the MAC address from CISTPL_FUNCE */
int pcmcia_get_mac_from_cis(struct pcmcia_device *p_dev,
struct net_device *dev);
/* parse a tuple_t */
int pcmcia_parse_tuple(tuple_t *tuple, cisparse_t *parse);
/* loop CIS entries for valid configuration */
int pcmcia_loop_config(struct pcmcia_device *p_dev,
int (*conf_check) (struct pcmcia_device *p_dev,
cistpl_cftable_entry_t *cf,
cistpl_cftable_entry_t *dflt,
unsigned int vcc,
void *priv_data),
void *priv_data);
/* is the device still there? */
struct pcmcia_device *pcmcia_dev_present(struct pcmcia_device *p_dev);
/* low-level interface reset */
int pcmcia_reset_card(struct pcmcia_socket *skt);
/* CIS config */
int pcmcia_access_configuration_register(struct pcmcia_device *p_dev,
conf_reg_t *reg);
/* device configuration */
int pcmcia_request_io(struct pcmcia_device *p_dev, io_req_t *req);
int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req);
int pcmcia_request_configuration(struct pcmcia_device *p_dev,
config_req_t *req);
int pcmcia_request_window(struct pcmcia_device *p_dev, win_req_t *req,
window_handle_t *wh);
int pcmcia_release_window(struct pcmcia_device *p_dev, window_handle_t win);
int pcmcia_map_mem_page(struct pcmcia_device *p_dev, window_handle_t win,
memreq_t *req);
int pcmcia_modify_configuration(struct pcmcia_device *p_dev, modconf_t *mod);
void pcmcia_disable_device(struct pcmcia_device *p_dev);
#endif /* __KERNEL__ */
/* Below, there are only definitions which are used by
* - the PCMCIA ioctl
* - deprecated PCMCIA userspace tools only
*
* here be dragons ... here be dragons ... here be dragons ... here be drag
*/
#if defined(CONFIG_PCMCIA_IOCTL) || !defined(__KERNEL__)
#if defined(__arm__) || defined(__mips__) || defined(__avr32__) || \
defined(__bfin__)
/* This (ioaddr_t) is exposed to userspace & hence cannot be changed. */
typedef u_int ioaddr_t;
#else
typedef u_short ioaddr_t;
#endif
/* for AdjustResourceInfo */
typedef struct adjust_t {
u_int Action;
u_int Resource;
u_int Attributes;
union {
struct memory {
u_long Base;
u_long Size;
} memory;
struct io {
ioaddr_t BasePort;
ioaddr_t NumPorts;
u_int IOAddrLines;
} io;
struct irq {
u_int IRQ;
} irq;
} resource;
} adjust_t;
/* Action field */
#define REMOVE_MANAGED_RESOURCE 1
#define ADD_MANAGED_RESOURCE 2
#define GET_FIRST_MANAGED_RESOURCE 3
#define GET_NEXT_MANAGED_RESOURCE 4
/* Resource field */
#define RES_MEMORY_RANGE 1
#define RES_IO_RANGE 2
#define RES_IRQ 3
/* Attribute field */
#define RES_IRQ_TYPE 0x03
#define RES_IRQ_TYPE_EXCLUSIVE 0
#define RES_IRQ_TYPE_TIME 1
#define RES_IRQ_TYPE_DYNAMIC 2
#define RES_IRQ_CSC 0x04
#define RES_SHARED 0x08
#define RES_RESERVED 0x10
#define RES_ALLOCATED 0x20
#define RES_REMOVED 0x40
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 pcmcia_device *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 struct region_info_t {
u_int Attributes;
u_int CardOffset;
u_int RegionSize;
u_int AccessSpeed;
u_int BlockSize;
u_int PartMultiple;
u_char JedecMfr, JedecInfo;
memory_handle_t next;
} region_info_t;
#define REGION_TYPE 0x0001
#define REGION_TYPE_CM 0x0000
#define REGION_TYPE_AM 0x0001
#define REGION_PREFETCH 0x0008
#define REGION_CACHEABLE 0x0010
#define REGION_BAR_MASK 0xe000
#define REGION_BAR_SHIFT 13
/* For ReplaceCIS */
typedef struct cisdump_t {
u_int Length;
cisdata_t Data[CISTPL_MAX_CIS_SIZE];
} cisdump_t;
/* for GetConfigurationInfo */
typedef struct config_info_t {
u_char Function;
u_int Attributes;
u_int Vcc, Vpp1, Vpp2;
u_int IntType;
u_int ConfigBase;
u_char Status, Pin, Copy, Option, ExtStatus;
u_int Present;
u_int CardValues;
u_int AssignedIRQ;
u_int IRQAttributes;
ioaddr_t BasePort1;
ioaddr_t NumPorts1;
u_int Attributes1;
ioaddr_t BasePort2;
ioaddr_t NumPorts2;
u_int Attributes2;
u_int IOAddrLines;
} config_info_t;
/* For ValidateCIS */
typedef struct cisinfo_t {
u_int Chains;
} cisinfo_t;
typedef struct cs_status_t {
u_char Function;
event_t CardState;
event_t SocketState;
} cs_status_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)
/* used in userspace only */
#define CS_IN_USE 0x1e
#define INFO_MASTER_CLIENT 0x01
#define INFO_IO_CLIENT 0x02
#define INFO_MTD_CLIENT 0x04
#define INFO_MEM_CLIENT 0x08
#define MAX_NUM_CLIENTS 3
#define INFO_CARD_SHARE 0x10
#define INFO_CARD_EXCL 0x20
#endif /* !defined(__KERNEL__) || defined(CONFIG_PCMCIA_IOCTL) */
#endif /* _LINUX_DS_H */
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