138 lines
3.7 KiB
C
138 lines
3.7 KiB
C
/*
|
|
* Copyright (c) 1995 Andrew McRae. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* $Id$
|
|
*/
|
|
|
|
#define MAXSTR 20
|
|
struct tuple {
|
|
struct tuple *next;
|
|
unsigned char code;
|
|
int length;
|
|
unsigned char *data;
|
|
};
|
|
|
|
struct tuple_list {
|
|
struct tuple_list *next;
|
|
struct tuple *tuples;
|
|
off_t offs;
|
|
int flags;
|
|
};
|
|
|
|
struct tuple_info {
|
|
char *name;
|
|
unsigned char code;
|
|
unsigned char length; /* 255 means variable length */
|
|
};
|
|
|
|
/*
|
|
* Memory device descriptor.
|
|
*/
|
|
struct dev_mem {
|
|
unsigned char valid;
|
|
unsigned char type;
|
|
unsigned char speed;
|
|
unsigned char wps;
|
|
unsigned char addr;
|
|
unsigned char units;
|
|
};
|
|
|
|
/*
|
|
* One I/O structure describing a possible I/O map
|
|
* of the card.
|
|
*/
|
|
struct cis_ioblk {
|
|
struct cis_ioblk *next;
|
|
unsigned int addr;
|
|
unsigned int size;
|
|
};
|
|
|
|
/*
|
|
* A structure storing a memory map for the card.
|
|
*/
|
|
struct cis_memblk {
|
|
struct cis_memblk *next;
|
|
unsigned int address;
|
|
unsigned int length;
|
|
unsigned int host_address;
|
|
};
|
|
|
|
/*
|
|
* One configuration entry for the card.
|
|
*/
|
|
struct cis_config {
|
|
struct cis_config *next;
|
|
unsigned int pwr:1; /* Which values are defined. */
|
|
unsigned int timing:1;
|
|
unsigned int iospace:1;
|
|
unsigned int irq:1;
|
|
unsigned int memspace:1;
|
|
unsigned int misc_valid:1;
|
|
unsigned char id;
|
|
unsigned char io_blks;
|
|
unsigned char io_addr;
|
|
unsigned char io_bus;
|
|
struct cis_ioblk *io;
|
|
unsigned char irqlevel;
|
|
unsigned char irq_flags;
|
|
unsigned irq_mask;
|
|
unsigned char memwins;
|
|
struct cis_memblk *mem;
|
|
unsigned char misc;
|
|
};
|
|
|
|
/*
|
|
* Structure holding all data retrieved from the
|
|
* CIS block on the card.
|
|
* The default configuration contains interface defaults
|
|
* not listed in each separate configuration.
|
|
*/
|
|
struct cis {
|
|
struct tuple_list *tlist;
|
|
char manuf[MAXSTR];
|
|
char vers[MAXSTR];
|
|
char add_info1[MAXSTR];
|
|
char add_info2[MAXSTR];
|
|
unsigned char maj_v, min_v;
|
|
unsigned char last_config;
|
|
unsigned char ccrs;
|
|
unsigned long reg_addr;
|
|
struct dev_mem attr_mem;
|
|
struct dev_mem common_mem;
|
|
struct cis_config *def_config;
|
|
struct cis_config *conf;
|
|
};
|
|
|
|
void *xmalloc(int);
|
|
struct cis *readcis(int);
|
|
void dumpcis(struct cis *);
|
|
void freecis(struct cis *);
|
|
struct tuple_list *read_tuples(int);
|
|
struct tuple *find_tuple(struct cis *, unsigned char);
|
|
struct tuple *find_tuple_in_list(struct tuple_list *, unsigned char);
|
|
|
|
struct tuple_info *get_tuple_info(unsigned char);
|
|
char *tuple_name(unsigned char);
|