185 lines
5.4 KiB
C
185 lines
5.4 KiB
C
/*
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* cs_internal.h -- definitions internal to the PCMCIA core modules
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* The initial developer of the original code is David A. Hinds
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* <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
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* are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
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*
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* (C) 1999 David A. Hinds
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* (C) 2003 - 2010 Dominik Brodowski
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*
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*
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* This file contains definitions _only_ needed by the PCMCIA core modules.
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* It must not be included by PCMCIA socket drivers or by PCMCIA device
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* drivers.
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*/
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#ifndef _LINUX_CS_INTERNAL_H
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#define _LINUX_CS_INTERNAL_H
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#include <linux/kref.h>
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/* Flags in client state */
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#define CLIENT_WIN_REQ(i) (0x1<<(i))
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/* Flag to access all functions */
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#define BIND_FN_ALL 0xff
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/* Each card function gets one of these guys */
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typedef struct config_t {
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struct kref ref;
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unsigned int state;
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struct resource io[MAX_IO_WIN]; /* io ports */
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struct resource mem[MAX_WIN]; /* mem areas */
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} config_t;
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struct cis_cache_entry {
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struct list_head node;
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unsigned int addr;
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unsigned int len;
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unsigned int attr;
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unsigned char cache[0];
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};
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struct pccard_resource_ops {
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int (*validate_mem) (struct pcmcia_socket *s);
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int (*find_io) (struct pcmcia_socket *s,
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unsigned int attr,
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unsigned int *base,
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unsigned int num,
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unsigned int align,
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struct resource **parent);
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struct resource* (*find_mem) (unsigned long base, unsigned long num,
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unsigned long align, int low,
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struct pcmcia_socket *s);
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int (*init) (struct pcmcia_socket *s);
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void (*exit) (struct pcmcia_socket *s);
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};
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/* Flags in config state */
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#define CONFIG_LOCKED 0x01
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#define CONFIG_IRQ_REQ 0x02
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#define CONFIG_IO_REQ 0x04
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/* Flags in socket state */
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#define SOCKET_PRESENT 0x0008
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#define SOCKET_INUSE 0x0010
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#define SOCKET_SUSPEND 0x0080
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#define SOCKET_WIN_REQ(i) (0x0100<<(i))
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#define SOCKET_CARDBUS 0x8000
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#define SOCKET_CARDBUS_CONFIG 0x10000
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/*
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* Stuff internal to module "pcmcia_rsrc":
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*/
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extern int static_init(struct pcmcia_socket *s);
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extern struct resource *pcmcia_make_resource(resource_size_t start,
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resource_size_t end,
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unsigned long flags, const char *name);
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/*
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* Stuff internal to module "pcmcia_core":
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*/
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/* socket_sysfs.c */
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extern int pccard_sysfs_add_socket(struct device *dev);
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extern void pccard_sysfs_remove_socket(struct device *dev);
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/* cardbus.c */
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int cb_alloc(struct pcmcia_socket *s);
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void cb_free(struct pcmcia_socket *s);
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/*
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* Stuff exported by module "pcmcia_core" to module "pcmcia"
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*/
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struct pcmcia_callback{
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struct module *owner;
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int (*add) (struct pcmcia_socket *s);
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int (*remove) (struct pcmcia_socket *s);
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void (*requery) (struct pcmcia_socket *s);
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int (*validate) (struct pcmcia_socket *s, unsigned int *i);
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int (*suspend) (struct pcmcia_socket *s);
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int (*early_resume) (struct pcmcia_socket *s);
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int (*resume) (struct pcmcia_socket *s);
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};
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/* cs.c */
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extern struct rw_semaphore pcmcia_socket_list_rwsem;
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extern struct list_head pcmcia_socket_list;
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extern struct class pcmcia_socket_class;
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int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c);
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struct pcmcia_socket *pcmcia_get_socket_by_nr(unsigned int nr);
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void pcmcia_parse_uevents(struct pcmcia_socket *socket, unsigned int events);
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#define PCMCIA_UEVENT_EJECT 0x0001
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#define PCMCIA_UEVENT_INSERT 0x0002
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#define PCMCIA_UEVENT_SUSPEND 0x0004
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#define PCMCIA_UEVENT_RESUME 0x0008
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#define PCMCIA_UEVENT_REQUERY 0x0010
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struct pcmcia_socket *pcmcia_get_socket(struct pcmcia_socket *skt);
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void pcmcia_put_socket(struct pcmcia_socket *skt);
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/*
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* Stuff internal to module "pcmcia".
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*/
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/* ds.c */
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extern struct bus_type pcmcia_bus_type;
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struct pcmcia_device;
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/* pcmcia_resource.c */
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extern int pcmcia_release_configuration(struct pcmcia_device *p_dev);
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extern int pcmcia_validate_mem(struct pcmcia_socket *s);
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extern struct resource *pcmcia_find_mem_region(u_long base,
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u_long num,
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u_long align,
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int low,
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struct pcmcia_socket *s);
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void pcmcia_cleanup_irq(struct pcmcia_socket *s);
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int pcmcia_setup_irq(struct pcmcia_device *p_dev);
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/* cistpl.c */
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extern const struct bin_attribute pccard_cis_attr;
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int pcmcia_read_cis_mem(struct pcmcia_socket *s, int attr,
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u_int addr, u_int len, void *ptr);
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int pcmcia_write_cis_mem(struct pcmcia_socket *s, int attr,
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u_int addr, u_int len, void *ptr);
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void release_cis_mem(struct pcmcia_socket *s);
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void destroy_cis_cache(struct pcmcia_socket *s);
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int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function,
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cisdata_t code, void *parse);
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int pcmcia_replace_cis(struct pcmcia_socket *s,
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const u8 *data, const size_t len);
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int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count);
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int verify_cis_cache(struct pcmcia_socket *s);
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int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function,
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cisdata_t code, cisparse_t *parse, void *priv_data,
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int (*loop_tuple) (tuple_t *tuple,
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cisparse_t *parse,
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void *priv_data));
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int pccard_get_first_tuple(struct pcmcia_socket *s, unsigned int function,
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tuple_t *tuple);
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int pccard_get_next_tuple(struct pcmcia_socket *s, unsigned int function,
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tuple_t *tuple);
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int pccard_get_tuple_data(struct pcmcia_socket *s, tuple_t *tuple);
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#endif /* _LINUX_CS_INTERNAL_H */
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