/* * cs_internal.h 1.57 2002/10/24 06:11:43 * * 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 * . 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 #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; struct pcmcia_socket *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 #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; 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_HANDLE(h) \ (((h) == NULL) || ((h)->client_magic != CLIENT_MAGIC)) #define CHECK_SOCKET(s) \ (((s) >= sockets) || (socket_table[s]->ops == NULL)) #define SOCKET(h) (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(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 read_cis_mem(struct pcmcia_socket *s, int attr, u_int addr, u_int len, void *ptr); void 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); void preload_cis_cache(struct pcmcia_socket *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 */ 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(struct pcmcia_socket *s); int find_io_region(ioaddr_t *base, ioaddr_t num, unsigned long align, char *name, struct pcmcia_socket *s); int find_mem_region(u_long *base, u_long num, u_long align, int low, char *name, struct pcmcia_socket *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); extern struct rw_semaphore pcmcia_socket_list_rwsem; extern struct list_head pcmcia_socket_list; #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 */