1 /*- 2 * Copyright (c) 1997, Stefan Esser <se@FreeBSD.ORG> 3 * Copyright (c) 1997, 1998, 1999, Kenneth D. Merry <ken@FreeBSD.ORG> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice unmodified, this list of conditions, and the following 11 * 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, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 * $FreeBSD: src/sys/sys/pciio.h,v 1.5 1999/12/08 17:44:04 ken Exp $ 28 * $DragonFly: src/sys/sys/pciio.h,v 1.3 2006/05/20 02:42:13 dillon Exp $ 29 * 30 */ 31 32 #ifndef _SYS_PCIIO_H_ 33 #define _SYS_PCIIO_H_ 34 35 #ifndef _SYS_TYPES_H_ 36 #include <sys/types.h> 37 #endif 38 #ifndef _SYS_IOCCOM_H_ 39 #include <sys/ioccom.h> 40 #endif 41 42 #define PCI_MAXNAMELEN 16 43 44 typedef enum { 45 PCI_GETCONF_LAST_DEVICE, 46 PCI_GETCONF_LIST_CHANGED, 47 PCI_GETCONF_MORE_DEVS, 48 PCI_GETCONF_ERROR 49 } pci_getconf_status; 50 51 typedef enum { 52 PCI_GETCONF_NO_MATCH = 0x00, 53 PCI_GETCONF_MATCH_BUS = 0x01, 54 PCI_GETCONF_MATCH_DEV = 0x02, 55 PCI_GETCONF_MATCH_FUNC = 0x04, 56 PCI_GETCONF_MATCH_NAME = 0x08, 57 PCI_GETCONF_MATCH_UNIT = 0x10, 58 PCI_GETCONF_MATCH_VENDOR = 0x20, 59 PCI_GETCONF_MATCH_DEVICE = 0x40, 60 PCI_GETCONF_MATCH_CLASS = 0x80 61 } pci_getconf_flags; 62 63 struct pcisel { 64 u_int8_t pc_bus; /* bus number */ 65 u_int8_t pc_dev; /* device on this bus */ 66 u_int8_t pc_func; /* function on this device */ 67 }; 68 69 struct pci_conf { 70 struct pcisel pc_sel; /* bus+slot+function */ 71 u_int8_t pc_hdr; /* PCI header type */ 72 u_int16_t pc_subvendor; /* card vendor ID */ 73 u_int16_t pc_subdevice; /* card device ID, assigned by 74 card vendor */ 75 u_int16_t pc_vendor; /* chip vendor ID */ 76 u_int16_t pc_device; /* chip device ID, assigned by 77 chip vendor */ 78 u_int8_t pc_class; /* chip PCI class */ 79 u_int8_t pc_subclass; /* chip PCI subclass */ 80 u_int8_t pc_progif; /* chip PCI programming interface */ 81 u_int8_t pc_revid; /* chip revision ID */ 82 char pd_name[PCI_MAXNAMELEN + 1]; /* device name */ 83 u_long pd_unit; /* device unit number */ 84 }; 85 86 struct pci_match_conf { 87 struct pcisel pc_sel; /* bus+slot+function */ 88 char pd_name[PCI_MAXNAMELEN + 1]; /* device name */ 89 u_long pd_unit; /* Unit number */ 90 u_int16_t pc_vendor; /* PCI Vendor ID */ 91 u_int16_t pc_device; /* PCI Device ID */ 92 u_int8_t pc_class; /* PCI class */ 93 pci_getconf_flags flags; /* Matching expression */ 94 }; 95 96 struct pci_conf_io { 97 u_int32_t pat_buf_len; /* pattern buffer length */ 98 u_int32_t num_patterns; /* number of patterns */ 99 struct pci_match_conf *patterns; /* pattern buffer */ 100 u_int32_t match_buf_len; /* match buffer length */ 101 u_int32_t num_matches; /* number of matches returned */ 102 struct pci_conf *matches; /* match buffer */ 103 u_int32_t offset; /* offset into device list */ 104 u_int32_t generation; /* device list generation */ 105 pci_getconf_status status; /* request status */ 106 }; 107 108 struct pci_io { 109 struct pcisel pi_sel; /* device to operate on */ 110 int pi_reg; /* configuration register to examine */ 111 int pi_width; /* width (in bytes) of read or write */ 112 u_int32_t pi_data; /* data to write or result of read */ 113 }; 114 115 116 #define PCIOCGETCONF _IOWR('p', 1, struct pci_conf_io) 117 #define PCIOCREAD _IOWR('p', 2, struct pci_io) 118 #define PCIOCWRITE _IOWR('p', 3, struct pci_io) 119 #define PCIOCATTACHED _IOWR('p', 4, struct pci_io) 120 121 #endif /* !_SYS_PCIIO_H_ */ 122