| /* |
| * cs_internal.h |
| * |
| * 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 |
| */ |
| |
| #ifndef _LINUX_CS_INTERNAL_H |
| #define _LINUX_CS_INTERNAL_H |
| |
| #include <linux/config.h> |
| |
| /* 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 |
| |
| #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 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; |
| |
| struct cis_cache_entry { |
| struct list_head node; |
| unsigned int addr; |
| unsigned int len; |
| unsigned int attr; |
| unsigned char cache[0]; |
| }; |
| |
| /* 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_REGION_INFO 0x4000 |
| #define SOCKET_CARDBUS 0x8000 |
| #define SOCKET_CARDBUS_CONFIG 0x10000 |
| |
| static inline int cs_socket_get(struct pcmcia_socket *skt) |
| { |
| int ret; |
| |
| WARN_ON(skt->state & SOCKET_INUSE); |
| |
| ret = try_module_get(skt->owner); |
| if (ret) |
| skt->state |= SOCKET_INUSE; |
| return ret; |
| } |
| |
| static inline void cs_socket_put(struct pcmcia_socket *skt) |
| { |
| if (skt->state & SOCKET_INUSE) { |
| skt->state &= ~SOCKET_INUSE; |
| module_put(skt->owner); |
| } |
| } |
| |
| #define CHECK_SOCKET(s) \ |
| (((s) >= sockets) || (socket_table[s]->ops == NULL)) |
| |
| #define SOCKET(h) (h->socket) |
| #define CONFIG(h) (&SOCKET(h)->config[(h)->func]) |
| |
| /* In 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); |
| |
| /* In 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 verify_cis_cache(struct pcmcia_socket *s); |
| int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, cisdata_t code, void *parse); |
| |
| /* In rsrc_mgr */ |
| 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); |
| void release_resource_db(struct pcmcia_socket *s); |
| |
| /* In socket_sysfs.c */ |
| extern struct class_interface pccard_sysfs_interface; |
| |
| /* In cs.c */ |
| extern struct rw_semaphore pcmcia_socket_list_rwsem; |
| extern struct list_head pcmcia_socket_list; |
| int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *handle, int idx, win_req_t *req); |
| int pccard_get_configuration_info(struct pcmcia_socket *s, unsigned int function, config_info_t *config); |
| int pccard_reset_card(struct pcmcia_socket *skt); |
| int pccard_get_status(struct pcmcia_socket *s, unsigned int function, cs_status_t *status); |
| int pccard_access_configuration_register(struct pcmcia_socket *s, unsigned int function, conf_reg_t *reg); |
| |
| |
| struct pcmcia_callback{ |
| struct module *owner; |
| int (*event) (struct pcmcia_socket *s, event_t event, int priority); |
| void (*requery) (struct pcmcia_socket *s); |
| }; |
| |
| int pccard_register_pcmcia(struct pcmcia_socket *s, struct pcmcia_callback *c); |
| |
| #define cs_socket_name(skt) ((skt)->dev.class_id) |
| |
| #ifdef DEBUG |
| extern int cs_debug_level(int); |
| |
| #define cs_dbg(skt, lvl, fmt, arg...) do { \ |
| if (cs_debug_level(lvl)) \ |
| printk(KERN_DEBUG "cs: %s: " fmt, \ |
| cs_socket_name(skt) , ## arg); \ |
| } while (0) |
| |
| #else |
| #define cs_dbg(skt, lvl, fmt, arg...) do { } while (0) |
| #endif |
| |
| #define cs_err(skt, fmt, arg...) \ |
| printk(KERN_ERR "cs: %s: " fmt, (skt)->dev.class_id , ## arg) |
| |
| #endif /* _LINUX_CS_INTERNAL_H */ |