1 /* $NetBSD: pci_resource.h,v 1.1 2022/10/14 22:10:15 jmcneill Exp $ */ 2 3 /*- 4 * Copyright (c) 2022 Jared McNeill <jmcneill@invisible.ca> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #pragma once 30 31 enum pci_range_type { 32 PCI_RANGE_BUS, 33 PCI_RANGE_IO, 34 PCI_RANGE_MEM, 35 PCI_RANGE_PMEM, 36 NUM_PCI_RANGES 37 }; 38 39 struct pci_resource_range { 40 uint64_t start; 41 uint64_t end; 42 }; 43 44 struct pci_resource_info { 45 pci_chipset_tag_t pc; 46 struct pci_resource_range ranges[NUM_PCI_RANGES]; 47 }; 48 49 void pci_resource_init(const struct pci_resource_info *); 50 const char * pci_resource_typename(enum pci_range_type); 51