freebsd-nq/sys/dev/cardbus/cardbusvar.h
Warner Losh e371fa4547 First step in cleaning up CIS parsing and /dev/cardbus*.cis: remove
redundant malloc/free.  Add comments about how this should really be
done.  Fix an overly verbose comment about under 1MB mapping: go ahead
and set the bits, but we ignore them.
2008-11-15 05:22:06 +00:00

79 lines
2.6 KiB
C

/*-
* Copyright (c) 2000,2001 Jonathan Chen.
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
* $FreeBSD$
*/
/*
* Structure definitions for the Cardbus Bus driver
*/
struct cardbus_devinfo
{
struct pci_devinfo pci;
uint8_t mprefetchable; /* bit mask of prefetchable BARs */
uint8_t mbelow1mb; /* bit mask of BARs which require below 1Mb */
uint16_t mfrid; /* manufacturer id */
uint16_t prodid; /* product id */
u_int funcid; /* function id */
union {
struct {
uint8_t nid[6]; /* MAC address */
} lan;
} funce;
uint32_t fepresent; /* bit mask of funce values present */
};
struct cis_buffer
{
size_t len; /* Actual length of the CIS */
uint8_t buffer[2040]; /* small enough to be 2k */
};
struct cardbus_softc
{
device_t sc_dev;
/* The following fields should in be in struct cardbus_devinfo */
struct cdev *sc_cisdev;
struct cis_buffer sc_cis;
int sc_cis_open;
};
struct tuple_callbacks;
typedef int (tuple_cb) (device_t cbdev, device_t child, int id, int len,
uint8_t *tupledata, uint32_t start, uint32_t *off,
struct tuple_callbacks *info, void *);
struct tuple_callbacks {
int id;
char *name;
tuple_cb *func;
};
int cardbus_device_create(struct cardbus_softc *);
int cardbus_device_destroy(struct cardbus_softc *);
int cardbus_parse_cis(device_t cbdev, device_t child,
struct tuple_callbacks *callbacks, void *);