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116 lines
4.0 KiB
C
116 lines
4.0 KiB
C
/*-
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* Copyright (c) 1997, Stefan Esser <se@FreeBSD.ORG>
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* Copyright (c) 1997, 1998, 1999, Kenneth D. Merry <ken@FreeBSD.ORG>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*
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*/
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#ifndef _SYS_PCIIO_H_
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#define _SYS_PCIIO_H_
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#include <sys/ioccom.h>
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#define PCI_MAXNAMELEN 16
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typedef enum {
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PCI_GETCONF_LAST_DEVICE,
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PCI_GETCONF_LIST_CHANGED,
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PCI_GETCONF_MORE_DEVS,
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PCI_GETCONF_ERROR
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} pci_getconf_status;
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typedef enum {
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PCI_GETCONF_NO_MATCH = 0x00,
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PCI_GETCONF_MATCH_BUS = 0x01,
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PCI_GETCONF_MATCH_DEV = 0x02,
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PCI_GETCONF_MATCH_FUNC = 0x04,
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PCI_GETCONF_MATCH_NAME = 0x08,
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PCI_GETCONF_MATCH_UNIT = 0x10,
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PCI_GETCONF_MATCH_VENDOR = 0x20,
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PCI_GETCONF_MATCH_DEVICE = 0x40,
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PCI_GETCONF_MATCH_CLASS = 0x80
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} pci_getconf_flags;
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struct pcisel {
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u_int8_t pc_bus; /* bus number */
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u_int8_t pc_dev; /* device on this bus */
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u_int8_t pc_func; /* function on this device */
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};
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struct pci_conf {
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struct pcisel pc_sel; /* bus+slot+function */
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u_int8_t pc_hdr; /* PCI header type */
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u_int16_t pc_subvendor; /* card vendor ID */
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u_int16_t pc_subdevice; /* card device ID, assigned by
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card vendor */
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u_int16_t pc_vendor; /* chip vendor ID */
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u_int16_t pc_device; /* chip device ID, assigned by
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chip vendor */
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u_int8_t pc_class; /* chip PCI class */
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u_int8_t pc_subclass; /* chip PCI subclass */
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u_int8_t pc_progif; /* chip PCI programming interface */
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u_int8_t pc_revid; /* chip revision ID */
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char pd_name[PCI_MAXNAMELEN + 1]; /* device name */
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u_long pd_unit; /* device unit number */
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};
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struct pci_match_conf {
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struct pcisel pc_sel; /* bus+slot+function */
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char pd_name[PCI_MAXNAMELEN + 1]; /* device name */
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u_long pd_unit; /* Unit number */
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u_int16_t pc_vendor; /* PCI Vendor ID */
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u_int16_t pc_device; /* PCI Device ID */
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u_int8_t pc_class; /* PCI class */
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pci_getconf_flags flags; /* Matching expression */
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};
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struct pci_conf_io {
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u_int32_t pat_buf_len; /* pattern buffer length */
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u_int32_t num_patterns; /* number of patterns */
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struct pci_match_conf *patterns; /* pattern buffer */
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u_int32_t match_buf_len; /* match buffer length */
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u_int32_t num_matches; /* number of matches returned */
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struct pci_conf *matches; /* match buffer */
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u_int32_t offset; /* offset into device list */
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u_int32_t generation; /* device list generation */
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pci_getconf_status status; /* request status */
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};
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struct pci_io {
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struct pcisel pi_sel; /* device to operate on */
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int pi_reg; /* configuration register to examine */
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int pi_width; /* width (in bytes) of read or write */
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u_int32_t pi_data; /* data to write or result of read */
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};
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#define PCIOCGETCONF _IOWR('p', 1, struct pci_conf_io)
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#define PCIOCREAD _IOWR('p', 2, struct pci_io)
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#define PCIOCWRITE _IOWR('p', 3, struct pci_io)
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#define PCIOCATTACHED _IOWR('p', 4, struct pci_io)
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#endif /* !_SYS_PCIIO_H_ */
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