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/*
* 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.
*
* $FreeBSD$
*/
#define CIS_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[CIS_MAXSTR];
char vers[CIS_MAXSTR];
char add_info1[CIS_MAXSTR];
char add_info2[CIS_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);
void dumpcis(struct cis *);
void freecis(struct cis *);
struct cis *readcis(int);
char *tuple_name(unsigned char);
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