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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_ */