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/*
* cs_internal.h -- definitions internal to the PCMCIA core modules
*
* 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
*
*
* This file contains definitions _only_ needed by the PCMCIA core modules.
* It must not be included by PCMCIA socket drivers or by PCMCIA device
* drivers.
*/
#ifndef _LINUX_CS_INTERNAL_H
#define _LINUX_CS_INTERNAL_H
#include <linux/kref.h>
/* Flags in client state */
#define CLIENT_WIN_REQ(i) (0x1<<(i))
/* Each card function gets one of these guys */
typedef struct config_t {
struct kref ref;
unsigned int state;
unsigned int Attributes;
unsigned int IntType;
unsigned int ConfigBase;
unsigned char Status, Pin, Copy, Option, ExtStatus;
unsigned int CardValues;
io_req_t io;
struct {
u_int Attributes;
} irq;
} config_t;
struct cis_cache_entry {
struct list_head node;
unsigned int addr;
unsigned int len;
unsigned int attr;
unsigned char cache[0];
};
struct pccard_resource_ops {
int (*validate_mem) (struct pcmcia_socket *s);
int (*adjust_io_region) (struct resource *res,
unsigned long r_start,
unsigned long r_end,
struct pcmcia_socket *s);
struct resource* (*find_io) (unsigned long base, int num,
unsigned long align,
struct pcmcia_socket *s);
struct resource* (*find_mem) (unsigned long base, unsigned long num,
unsigned long align, int low,
struct pcmcia_socket *s);
int (*add_io) (struct pcmcia_socket *s,
unsigned int action,
unsigned long r_start,
unsigned long r_end);
int (*add_mem) (struct pcmcia_socket *s,
unsigned int action,
unsigned long r_start,
unsigned long r_end);
int (*init) (struct pcmcia_socket *s);
void (*exit) (struct pcmcia_socket *s);
};
/* Flags in config state */
#define CONFIG_LOCKED 0x01
#define CONFIG_IRQ_REQ 0x02
#define CONFIG_IO_REQ 0x04
/* Flags in socket state */
#define SOCKET_PRESENT 0x0008
#define SOCKET_INUSE 0x0010
#define SOCKET_SUSPEND 0x0080
#define SOCKET_WIN_REQ(i) (0x0100<<(i))
#define SOCKET_CARDBUS 0x8000
#define SOCKET_CARDBUS_CONFIG 0x10000
/*
* Stuff internal to module "pcmcia_core":
*/
/* cistpl.c */
int verify_cis_cache(struct pcmcia_socket *s);
/* rsrc_mgr.c */
void release_resource_db(struct pcmcia_socket *s);
/* socket_sysfs.c */
extern int pccard_sysfs_add_socket(struct device *dev);
extern void pccard_sysfs_remove_socket(struct device *dev);
/* cardbus.c */
int cb_alloc(struct pcmcia_socket *s);
void cb_free(struct pcmcia_socket *s);
int read_cb_mem(struct pcmcia_socket *s, int space, u_int addr, u_int len,
void *ptr);
/*
* Stuff exported by module "pcmcia_core" to module "pcmcia"
*/
struct pcmcia_callback{
struct module *owner;
int (*event) (struct pcmcia_socket *s,
event_t event, int priority);
void (*requery) (struct pcmcia_socket *s, int new_cis);
int (*suspend) (struct pcmcia_socket *s);
int (*resume) (struct pcmcia_socket *s);
};
/* cs.c */
extern struct rw_semaphore pcmcia_socket_list_rwsem;
extern struct list_head pcmcia_socket_list;
extern struct class pcmcia_socket_class;
int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c);
struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr);
int pcmcia_suspend_card(struct pcmcia_socket *skt);
int pcmcia_resume_card(struct pcmcia_socket *skt);
int pcmcia_eject_card(struct pcmcia_socket *skt);
int pcmcia_insert_card(struct pcmcia_socket *skt);
struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt);
void pcmcia_put_socket(struct pcmcia_socket *skt);
/* cistpl.c */
int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr,
u_int addr, u_int len, void *ptr);
void pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr,
u_int addr, u_int len, void *ptr);
void release_cis_mem(struct pcmcia_socket *s);
void destroy_cis_cache(struct pcmcia_socket *s);
int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function,
cisdata_t code, void *parse);
int pcmcia_replace_cis(struct pcmcia_socket *s,
const u8 *data, const size_t len);
int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count);
/* loop over CIS entries */
int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function,
cisdata_t code, cisparse_t *parse, void *priv_data,
int (*loop_tuple) (tuple_t *tuple,
cisparse_t *parse,
void *priv_data));
int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function,
tuple_t *tuple);
int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function,
tuple_t *tuple);
int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple);
/* rsrc_mgr.c */
int pcmcia_validate_mem(struct pcmcia_socket *s);
struct resource *pcmcia_find_io_region(unsigned long base,
int num,
unsigned long align,
struct pcmcia_socket *s);
int pcmcia_adjust_io_region(struct resource *res,
unsigned long r_start,
unsigned long r_end,
struct pcmcia_socket *s);
struct resource *pcmcia_find_mem_region(u_long base,
u_long num,
u_long align,
int low,
struct pcmcia_socket *s);
/*
* Stuff internal to module "pcmcia".
*/
/* ds.c */
extern struct bus_type pcmcia_bus_type;
/* pcmcia_resource.c */
extern int pcmcia_release_configuration(struct pcmcia_device *p_dev);
#ifdef CONFIG_PCMCIA_IOCTL
/* ds.c */
extern spinlock_t pcmcia_dev_list_lock;
extern struct pcmcia_device *pcmcia_get_dev(struct pcmcia_device *p_dev);
extern void pcmcia_put_dev(struct pcmcia_device *p_dev);
struct pcmcia_device *pcmcia_device_add(struct pcmcia_socket *s,
unsigned int function);
/* pcmcia_ioctl.c */
extern void __init pcmcia_setup_ioctl(void);
extern void __exit pcmcia_cleanup_ioctl(void);
extern void handle_event(struct pcmcia_socket *s, event_t event);
extern int handle_request(struct pcmcia_socket *s, event_t event);
#else /* CONFIG_PCMCIA_IOCTL */
static inline void __init pcmcia_setup_ioctl(void) { return; }
static inline void __exit pcmcia_cleanup_ioctl(void) { return; }
static inline void handle_event(struct pcmcia_socket *s, event_t event)
{
return;
}
static inline int handle_request(struct pcmcia_socket *s, event_t event)
{
return 0;
}
#endif /* CONFIG_PCMCIA_IOCTL */
#endif /* _LINUX_CS_INTERNAL_H */
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