e371fa4547
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.
79 lines
2.6 KiB
C
79 lines
2.6 KiB
C
/*-
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* Copyright (c) 2000,2001 Jonathan Chen.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* Structure definitions for the Cardbus Bus driver
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*/
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struct cardbus_devinfo
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{
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struct pci_devinfo pci;
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uint8_t mprefetchable; /* bit mask of prefetchable BARs */
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uint8_t mbelow1mb; /* bit mask of BARs which require below 1Mb */
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uint16_t mfrid; /* manufacturer id */
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uint16_t prodid; /* product id */
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u_int funcid; /* function id */
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union {
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struct {
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uint8_t nid[6]; /* MAC address */
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} lan;
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} funce;
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uint32_t fepresent; /* bit mask of funce values present */
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};
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struct cis_buffer
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{
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size_t len; /* Actual length of the CIS */
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uint8_t buffer[2040]; /* small enough to be 2k */
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};
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struct cardbus_softc
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{
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device_t sc_dev;
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/* The following fields should in be in struct cardbus_devinfo */
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struct cdev *sc_cisdev;
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struct cis_buffer sc_cis;
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int sc_cis_open;
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};
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struct tuple_callbacks;
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typedef int (tuple_cb) (device_t cbdev, device_t child, int id, int len,
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uint8_t *tupledata, uint32_t start, uint32_t *off,
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struct tuple_callbacks *info, void *);
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struct tuple_callbacks {
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int id;
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char *name;
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tuple_cb *func;
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};
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int cardbus_device_create(struct cardbus_softc *);
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int cardbus_device_destroy(struct cardbus_softc *);
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int cardbus_parse_cis(device_t cbdev, device_t child,
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struct tuple_callbacks *callbacks, void *);
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