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/*
* (C) Copyright IBM Corporation 2006
*
* Copyright (c) 2007 Paulo R. Zanoni, Tiago Vignatti
*
* Copyright 2009 Red Hat, Inc.
*
* Copyright (c) 2014 NVIDIA Corporation
*
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/**
* pci-enum.h
*
* Based on libpciaccess/include/pciaccess.h from libpciaccess-0.12.1, which
* can be found here:
*
* http://cgit.freedesktop.org/xorg/lib/libpciaccess
*
* Original authors: Ian Romanick <idr@us.ibm.com>, Paulo R. Zanoni,
* Tiago Vignatti
*/
#ifndef PCI_ENUM_H
#define PCI_ENUM_H
#include <inttypes.h>
struct pci_id_match;
#ifdef __cplusplus
extern "C" {
#endif
int pci_enum_match_id(struct pci_id_match *);
#ifdef __cplusplus
}
#endif
#define PCI_MATCH_ANY (~0U)
#define PCI_BASE_CLASS_MASK 0xff00
#define PCI_SUB_CLASS_MASK 0x00ff
#define PCI_FULL_CLASS_MASK PCI_BASE_CLASS_MASK | PCI_SUB_CLASS_MASK
/**
* Compare two PCI ID values (either vendor or device). This is used
* internally to compare the fields of pci_id_match to the fields of
* pci_device.
*/
#define PCI_ID_COMPARE(a, b) \
(((a) == PCI_MATCH_ANY) || ((a) == (b)))
/**
*/
struct pci_id_match {
/**
* Device/vendor matching controls
*
* Control the search based on the device, vendor, subdevice, or subvendor
* IDs. Setting any of these fields to PCI_MATCH_ANY will cause the field
* to not be used in the comparison.
*/
/*@{*/
uint32_t vendor_id;
uint32_t device_id;
uint32_t subvendor_id;
uint32_t subdevice_id;
/*@}*/
/**
* Device class matching controls
*
* Device's class and subclass. The class is at bits [15:8], subclass is at
* bits [7:0].
*/
/*@{*/
uint16_t device_class;
uint16_t device_class_mask;
/*@}*/
/**
* Match results
*
* Specifies the number of devices found that match this criteria.
*/
/*@{*/
uint16_t num_matches;
};
#endif /* PCI_ENUM_H */
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