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/*
* cs_internal.h 1.54 2000/10/26 20:10:55
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License
* at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and
* limitations under the License.
*
* 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.
*/
#ifndef _LINUX_CS_INTERNAL_H
#define _LINUX_CS_INTERNAL_H
#include <linux/config.h>
typedef struct erase_busy_t {
eraseq_entry_t *erase;
client_handle_t client;
struct timer_list timeout;
struct erase_busy_t *prev, *next;
} erase_busy_t;
#define ERASEQ_MAGIC 0xFA67
typedef struct eraseq_t {
u_short eraseq_magic;
client_handle_t handle;
int count;
eraseq_entry_t *entry;
} eraseq_t;
#define CLIENT_MAGIC 0x51E6
typedef struct client_t {
u_short client_magic;
socket_t Socket;
u_char Function;
dev_info_t dev_info;
u_int Attributes;
u_int state;
event_t EventMask, PendingEvents;
int (*event_handler)(event_t event, int priority,
event_callback_args_t *);
event_callback_args_t event_callback_args;
struct client_t *next;
u_int mtd_count;
wait_queue_head_t mtd_req;
erase_busy_t erase_busy;
} client_t;
/* Flags in client state */
#define CLIENT_CONFIG_LOCKED 0x0001
#define CLIENT_IRQ_REQ 0x0002
#define CLIENT_IO_REQ 0x0004
#define CLIENT_UNBOUND 0x0008
#define CLIENT_STALE 0x0010
#define CLIENT_WIN_REQ(i) (0x20<<(i))
#define CLIENT_CARDBUS 0x8000
typedef struct io_window_t {
u_int Attributes;
ioaddr_t BasePort, NumPorts;
ioaddr_t InUse, Config;
} io_window_t;
#define WINDOW_MAGIC 0xB35C
typedef struct window_t {
u_short magic;
u_short index;
client_handle_t handle;
struct socket_info_t *sock;
u_long base;
u_long size;
pccard_mem_map ctl;
} window_t;
#define REGION_MAGIC 0xE3C9
typedef struct region_t {
u_short region_magic;
u_short state;
dev_info_t dev_info;
client_handle_t mtd;
u_int MediaID;
region_info_t info;
} region_t;
#define REGION_STALE 0x01
/* Each card function gets one of these guys */
typedef struct config_t {
u_int state;
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;
io_req_t io;
struct {
u_int Attributes;
} irq;
} config_t;
/* Maximum number of IO windows per socket */
#define MAX_IO_WIN 2
/* Maximum number of memory windows per socket */
#define MAX_WIN 4
/* The size of the CIS cache */
#define MAX_CIS_TABLE 64
#define MAX_CIS_DATA 512
typedef struct socket_info_t {
spinlock_t lock;
struct pccard_operations * ss_entry;
u_int sock;
socket_state_t socket;
socket_cap_t cap;
u_int state;
u_short functions;
u_short lock_count;
client_handle_t clients;
u_int real_clients;
client_handle_t reset_handle;
pccard_mem_map cis_mem;
u_char *cis_virt;
config_t *config;
#ifdef CONFIG_CARDBUS
struct resource * cb_cis_res;
u_char *cb_cis_virt;
struct cb_config_t *cb_config;
#endif
struct {
u_int AssignedIRQ;
u_int Config;
} irq;
io_window_t io[MAX_IO_WIN];
window_t win[MAX_WIN];
region_t *c_region, *a_region;
erase_busy_t erase_busy;
int cis_used;
struct {
u_int addr;
u_short len;
u_short attr;
} cis_table[MAX_CIS_TABLE];
char cis_cache[MAX_CIS_DATA];
u_int fake_cis_len;
char *fake_cis;
#ifdef CONFIG_PROC_FS
struct proc_dir_entry *proc;
#endif
int use_bus_pm;
} socket_info_t;
/* 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_SETUP_PENDING 0x0010
#define SOCKET_SHUTDOWN_PENDING 0x0020
#define SOCKET_RESET_PENDING 0x0040
#define SOCKET_SUSPEND 0x0080
#define SOCKET_WIN_REQ(i) (0x0100<<(i))
#define SOCKET_IO_REQ(i) (0x1000<<(i))
#define SOCKET_REGION_INFO 0x4000
#define SOCKET_CARDBUS 0x8000
#define CHECK_HANDLE(h) \
(((h) == NULL) || ((h)->client_magic != CLIENT_MAGIC))
#define CHECK_SOCKET(s) \
(((s) >= sockets) || (socket_table[s]->ss_entry == NULL))
#define SOCKET(h) (socket_table[(h)->Socket])
#define CONFIG(h) (&SOCKET(h)->config[(h)->Function])
#define CHECK_REGION(r) \
(((r) == NULL) || ((r)->region_magic != REGION_MAGIC))
#define CHECK_ERASEQ(q) \
(((q) == NULL) || ((q)->eraseq_magic != ERASEQ_MAGIC))
#define EVENT(h, e, p) \
((h)->event_handler((e), (p), &(h)->event_callback_args))
/* In cardbus.c */
int cb_alloc(socket_info_t *s);
void cb_free(socket_info_t *s);
int cb_config(socket_info_t *s);
void cb_release(socket_info_t *s);
void cb_enable(socket_info_t *s);
void cb_disable(socket_info_t *s);
void read_cb_mem(socket_info_t *s, u_char fn, int space,
u_int addr, u_int len, void *ptr);
void cb_release_cis_mem(socket_info_t *s);
/* In cistpl.c */
void read_cis_mem(socket_info_t *s, int attr,
u_int addr, u_int len, void *ptr);
void write_cis_mem(socket_info_t *s, int attr,
u_int addr, u_int len, void *ptr);
void release_cis_mem(socket_info_t *s);
int verify_cis_cache(socket_info_t *s);
void preload_cis_cache(socket_info_t *s);
int get_first_tuple(client_handle_t handle, tuple_t *tuple);
int get_next_tuple(client_handle_t handle, tuple_t *tuple);
int get_tuple_data(client_handle_t handle, tuple_t *tuple);
int parse_tuple(client_handle_t handle, tuple_t *tuple, cisparse_t *parse);
int validate_cis(client_handle_t handle, cisinfo_t *info);
int replace_cis(client_handle_t handle, cisdump_t *cis);
int read_tuple(client_handle_t handle, cisdata_t code, void *parse);
/* In bulkmem.c */
void retry_erase_list(struct erase_busy_t *list, u_int cause);
int get_first_region(client_handle_t handle, region_info_t *rgn);
int get_next_region(client_handle_t handle, region_info_t *rgn);
int register_mtd(client_handle_t handle, mtd_reg_t *reg);
int register_erase_queue(client_handle_t *handle, eraseq_hdr_t *header);
int deregister_erase_queue(eraseq_handle_t eraseq);
int check_erase_queue(eraseq_handle_t eraseq);
int open_memory(client_handle_t *handle, open_mem_t *open);
int close_memory(memory_handle_t handle);
int read_memory(memory_handle_t handle, mem_op_t *req, caddr_t buf);
int write_memory(memory_handle_t handle, mem_op_t *req, caddr_t buf);
int copy_memory(memory_handle_t handle, copy_op_t *req);
/* In rsrc_mgr */
void validate_mem(int (*is_valid)(u_long), int (*do_cksum)(u_long),
int force_low, socket_info_t *s);
int find_io_region(ioaddr_t *base, ioaddr_t num, ioaddr_t align,
char *name, socket_info_t *s);
int find_mem_region(u_long *base, u_long num, u_long align,
int force_low, char *name, socket_info_t *s);
int try_irq(u_int Attributes, int irq, int specific);
void undo_irq(u_int Attributes, int irq);
int adjust_resource_info(client_handle_t handle, adjust_t *adj);
void release_resource_db(void);
int proc_read_io(char *buf, char **start, off_t pos,
int count, int *eof, void *data);
int proc_read_mem(char *buf, char **start, off_t pos,
int count, int *eof, void *data);
#define MAX_SOCK 8
extern socket_t sockets;
extern socket_info_t *socket_table[MAX_SOCK];
#ifdef CONFIG_PROC_FS
extern struct proc_dir_entry *proc_pccard;
#endif
#ifdef PCMCIA_DEBUG
extern int pc_debug;
#define DEBUG(n, args...) do { if (pc_debug>(n)) printk(KERN_DEBUG args); } while (0)
#else
#define DEBUG(n, args...) do { } while (0)
#endif
#endif /* _LINUX_CS_INTERNAL_H */
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