Annotation of sys/sys/pciio.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: pciio.h,v 1.2 2001/06/26 20:44:14 jason Exp $ */
! 2:
! 3: /*-
! 4: * Copyright (c) 1997, Stefan Esser <se@FreeBSD.ORG>
! 5: * Copyright (c) 1997, 1998, 1999, Kenneth D. Merry <ken@FreeBSD.ORG>
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice unmodified, this list of conditions, and the following
! 13: * disclaimer.
! 14: * 2. Redistributions in binary form must reproduce the above copyright
! 15: * notice, this list of conditions and the following disclaimer in the
! 16: * documentation and/or other materials provided with the distribution.
! 17: *
! 18: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 19: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 20: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 21: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
! 22: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 23: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
! 24: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
! 25: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
! 26: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
! 27: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 28: *
! 29: * $FreeBSD: src/sys/sys/pciio.h,v 1.5 1999/12/08 17:44:04 ken Exp $
! 30: *
! 31: */
! 32:
! 33: #ifndef _SYS_PCIIO_H_
! 34: #define _SYS_PCIIO_H_
! 35:
! 36: #include <sys/ioccom.h>
! 37:
! 38: #define PCI_MAXNAMELEN 16
! 39:
! 40: typedef enum {
! 41: PCI_GETCONF_LAST_DEVICE,
! 42: PCI_GETCONF_LIST_CHANGED,
! 43: PCI_GETCONF_MORE_DEVS,
! 44: PCI_GETCONF_ERROR
! 45: } pci_getconf_status;
! 46:
! 47: typedef enum {
! 48: PCI_GETCONF_NO_MATCH = 0x00,
! 49: PCI_GETCONF_MATCH_BUS = 0x01,
! 50: PCI_GETCONF_MATCH_DEV = 0x02,
! 51: PCI_GETCONF_MATCH_FUNC = 0x04,
! 52: PCI_GETCONF_MATCH_NAME = 0x08,
! 53: PCI_GETCONF_MATCH_UNIT = 0x10,
! 54: PCI_GETCONF_MATCH_VENDOR = 0x20,
! 55: PCI_GETCONF_MATCH_DEVICE = 0x40,
! 56: PCI_GETCONF_MATCH_CLASS = 0x80
! 57: } pci_getconf_flags;
! 58:
! 59: struct pcisel {
! 60: u_int8_t pc_bus; /* bus number */
! 61: u_int8_t pc_dev; /* device on this bus */
! 62: u_int8_t pc_func; /* function on this device */
! 63: };
! 64:
! 65: struct pci_conf {
! 66: struct pcisel pc_sel; /* bus+slot+function */
! 67: u_int8_t pc_hdr; /* PCI header type */
! 68: u_int16_t pc_subvendor; /* card vendor ID */
! 69: u_int16_t pc_subdevice; /* card device ID, assigned by
! 70: card vendor */
! 71: u_int16_t pc_vendor; /* chip vendor ID */
! 72: u_int16_t pc_device; /* chip device ID, assigned by
! 73: chip vendor */
! 74: u_int8_t pc_class; /* chip PCI class */
! 75: u_int8_t pc_subclass; /* chip PCI subclass */
! 76: u_int8_t pc_progif; /* chip PCI programming interface */
! 77: u_int8_t pc_revid; /* chip revision ID */
! 78: char pd_name[PCI_MAXNAMELEN + 1]; /* device name */
! 79: u_long pd_unit; /* device unit number */
! 80: };
! 81:
! 82: struct pci_match_conf {
! 83: struct pcisel pc_sel; /* bus+slot+function */
! 84: char pd_name[PCI_MAXNAMELEN + 1]; /* device name */
! 85: u_long pd_unit; /* Unit number */
! 86: u_int16_t pc_vendor; /* PCI Vendor ID */
! 87: u_int16_t pc_device; /* PCI Device ID */
! 88: u_int8_t pc_class; /* PCI class */
! 89: pci_getconf_flags flags; /* Matching expression */
! 90: };
! 91:
! 92: struct pci_conf_io {
! 93: u_int32_t pat_buf_len; /* pattern buffer length */
! 94: u_int32_t num_patterns; /* number of patterns */
! 95: struct pci_match_conf *patterns; /* pattern buffer */
! 96: u_int32_t match_buf_len; /* match buffer length */
! 97: u_int32_t num_matches; /* number of matches returned */
! 98: struct pci_conf *matches; /* match buffer */
! 99: u_int32_t offset; /* offset into device list */
! 100: u_int32_t generation; /* device list generation */
! 101: pci_getconf_status status; /* request status */
! 102: };
! 103:
! 104: struct pci_io {
! 105: struct pcisel pi_sel; /* device to operate on */
! 106: int pi_reg; /* configuration register to examine */
! 107: int pi_width; /* width (in bytes) of read or write */
! 108: u_int32_t pi_data; /* data to write or result of read */
! 109: };
! 110:
! 111:
! 112: #define PCIOCGETCONF _IOWR('p', 1, struct pci_conf_io)
! 113: #define PCIOCREAD _IOWR('p', 2, struct pci_io)
! 114: #define PCIOCWRITE _IOWR('p', 3, struct pci_io)
! 115: #define PCIOCATTACHED _IOWR('p', 4, struct pci_io)
! 116:
! 117: #endif /* !_SYS_PCIIO_H_ */
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