260 lines
9.9 KiB
C
260 lines
9.9 KiB
C
/*
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* Copyright 1998 by Concurrent Computer Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and that
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* both that copyright notice and this permission notice appear in
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* supporting documentation, and that the name of Concurrent Computer
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* Corporation not be used in advertising or publicity pertaining to
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* distribution of the software without specific, written prior
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* permission. Concurrent Computer Corporation makes no representations
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* about the suitability of this software for any purpose. It is
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* provided "as is" without express or implied warranty.
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*
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* CONCURRENT COMPUTER CORPORATION DISCLAIMS ALL WARRANTIES WITH REGARD
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* TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS, IN NO EVENT SHALL CONCURRENT COMPUTER CORPORATION BE
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* LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
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* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*
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* Copyright 1998 by Metro Link Incorporated
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*
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* Permission to use, copy, modify, distribute, and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and that
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* both that copyright notice and this permission notice appear in
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* supporting documentation, and that the name of Metro Link
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* Incorporated not be used in advertising or publicity pertaining to
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* distribution of the software without specific, written prior
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* permission. Metro Link Incorporated makes no representations
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* about the suitability of this software for any purpose. It is
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* provided "as is" without express or implied warranty.
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*
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* METRO LINK INCORPORATED DISCLAIMS ALL WARRANTIES WITH REGARD
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* TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS, IN NO EVENT SHALL METRO LINK INCORPORATED BE
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* LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
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* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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* WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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*
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* This file is derived in part from the original xf86_PCI.h that included
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* following copyright message:
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*
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* Copyright 1995 by Robin Cutshaw <robin@XFree86.Org>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the names of the above listed copyright holder(s)
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* not be used in advertising or publicity pertaining to distribution of
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* the software without specific, written prior permission. The above listed
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* copyright holder(s) make(s) no representations about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*
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* THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM(S) ALL WARRANTIES WITH REGARD
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* TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE
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* LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
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* DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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/*
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* Copyright (c) 1999-2003 by The XFree86 Project, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Except as contained in this notice, the name of the copyright holder(s)
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* and author(s) shall not be used in advertising or otherwise to promote
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* the sale, use or other dealings in this Software without prior written
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* authorization from the copyright holder(s) and author(s).
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*/
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/*
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* This file contains just the public interface to the PCI code.
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* Drivers should use this file rather than Pci.h.
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*/
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#ifndef _XF86PCI_H
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#define _XF86PCI_H 1
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#include <X11/Xarch.h>
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#include <X11/Xfuncproto.h>
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#include "misc.h"
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#include <pciaccess.h>
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/*
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* PCI cfg space definitions (e.g. stuff right out of the PCI spec)
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*/
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/* Device identification register */
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#define PCI_ID_REG 0x00
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/* Command and status register */
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#define PCI_CMD_STAT_REG 0x04
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#define PCI_CMD_BASE_REG 0x10
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#define PCI_CMD_BIOS_REG 0x30
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#define PCI_CMD_MASK 0xffff
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#define PCI_CMD_IO_ENABLE 0x01
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#define PCI_CMD_MEM_ENABLE 0x02
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#define PCI_CMD_MASTER_ENABLE 0x04
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#define PCI_CMD_SPECIAL_ENABLE 0x08
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#define PCI_CMD_INVALIDATE_ENABLE 0x10
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#define PCI_CMD_PALETTE_ENABLE 0x20
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#define PCI_CMD_PARITY_ENABLE 0x40
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#define PCI_CMD_STEPPING_ENABLE 0x80
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#define PCI_CMD_SERR_ENABLE 0x100
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#define PCI_CMD_BACKTOBACK_ENABLE 0x200
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#define PCI_CMD_BIOS_ENABLE 0x01
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/* base class */
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#define PCI_CLASS_REG 0x08
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#define PCI_CLASS_MASK 0xff000000
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#define PCI_CLASS_SHIFT 24
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#define PCI_CLASS_EXTRACT(x) \
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(((x) & PCI_CLASS_MASK) >> PCI_CLASS_SHIFT)
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/* base class values */
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#define PCI_CLASS_PREHISTORIC 0x00
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#define PCI_CLASS_MASS_STORAGE 0x01
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#define PCI_CLASS_NETWORK 0x02
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#define PCI_CLASS_DISPLAY 0x03
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#define PCI_CLASS_MULTIMEDIA 0x04
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#define PCI_CLASS_MEMORY 0x05
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#define PCI_CLASS_BRIDGE 0x06
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#define PCI_CLASS_COMMUNICATIONS 0x07
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#define PCI_CLASS_SYSPERIPH 0x08
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#define PCI_CLASS_INPUT 0x09
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#define PCI_CLASS_DOCKING 0x0a
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#define PCI_CLASS_PROCESSOR 0x0b
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#define PCI_CLASS_SERIALBUS 0x0c
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#define PCI_CLASS_WIRELESS 0x0d
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#define PCI_CLASS_I2O 0x0e
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#define PCI_CLASS_SATELLITE 0x0f
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#define PCI_CLASS_CRYPT 0x10
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#define PCI_CLASS_DATA_ACQUISTION 0x11
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#define PCI_CLASS_UNDEFINED 0xff
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/* sub class */
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#define PCI_SUBCLASS_MASK 0x00ff0000
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#define PCI_SUBCLASS_SHIFT 16
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#define PCI_SUBCLASS_EXTRACT(x) \
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(((x) & PCI_SUBCLASS_MASK) >> PCI_SUBCLASS_SHIFT)
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/* Sub class values */
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/* 0x00 prehistoric subclasses */
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#define PCI_SUBCLASS_PREHISTORIC_MISC 0x00
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#define PCI_SUBCLASS_PREHISTORIC_VGA 0x01
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/* 0x03 display subclasses */
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#define PCI_SUBCLASS_DISPLAY_VGA 0x00
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#define PCI_SUBCLASS_DISPLAY_XGA 0x01
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#define PCI_SUBCLASS_DISPLAY_MISC 0x80
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/* 0x04 multimedia subclasses */
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#define PCI_SUBCLASS_MULTIMEDIA_VIDEO 0x00
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#define PCI_SUBCLASS_MULTIMEDIA_AUDIO 0x01
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#define PCI_SUBCLASS_MULTIMEDIA_MISC 0x80
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/* 0x06 bridge subclasses */
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#define PCI_SUBCLASS_BRIDGE_HOST 0x00
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#define PCI_SUBCLASS_BRIDGE_ISA 0x01
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#define PCI_SUBCLASS_BRIDGE_EISA 0x02
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#define PCI_SUBCLASS_BRIDGE_MC 0x03
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#define PCI_SUBCLASS_BRIDGE_PCI 0x04
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#define PCI_SUBCLASS_BRIDGE_PCMCIA 0x05
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#define PCI_SUBCLASS_BRIDGE_NUBUS 0x06
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#define PCI_SUBCLASS_BRIDGE_CARDBUS 0x07
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#define PCI_SUBCLASS_BRIDGE_RACEWAY 0x08
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#define PCI_SUBCLASS_BRIDGE_MISC 0x80
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#define PCI_IF_BRIDGE_PCI_SUBTRACTIVE 0x01
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/* 0x0b processor subclasses */
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#define PCI_SUBCLASS_PROCESSOR_386 0x00
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#define PCI_SUBCLASS_PROCESSOR_486 0x01
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#define PCI_SUBCLASS_PROCESSOR_PENTIUM 0x02
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#define PCI_SUBCLASS_PROCESSOR_ALPHA 0x10
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#define PCI_SUBCLASS_PROCESSOR_POWERPC 0x20
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#define PCI_SUBCLASS_PROCESSOR_MIPS 0x30
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#define PCI_SUBCLASS_PROCESSOR_COPROC 0x40
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/* PCI-PCI bridge mapping registers */
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#define PCI_PCI_BRIDGE_BUS_REG 0x18
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#define PCI_SUBORDINATE_BUS_MASK 0x00ff0000
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#define PCI_SECONDARY_BUS_MASK 0x0000ff00
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#define PCI_PRIMARY_BUS_MASK 0x000000ff
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#define PCI_PCI_BRIDGE_IO_REG 0x1c
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#define PCI_PCI_BRIDGE_MEM_REG 0x20
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#define PCI_PCI_BRIDGE_PMEM_REG 0x24
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#define PCI_PCI_BRIDGE_CONTROL_REG 0x3E
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#define PCI_PCI_BRIDGE_PARITY_EN 0x01
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#define PCI_PCI_BRIDGE_SERR_EN 0x02
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#define PCI_PCI_BRIDGE_ISA_EN 0x04
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#define PCI_PCI_BRIDGE_VGA_EN 0x08
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#define PCI_PCI_BRIDGE_MASTER_ABORT_EN 0x20
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#define PCI_PCI_BRIDGE_SECONDARY_RESET 0x40
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#define PCI_PCI_BRIDGE_FAST_B2B_EN 0x80
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/* Subsystem identification register */
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#define PCI_SUBSYSTEM_ID_REG 0x2c
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/* User defined cfg space regs */
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#define PCI_REG_USERCONFIG 0x40
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#define PCI_OPTION_REG 0x40
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/*
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* Typedefs, etc...
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*/
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/* Primitive Types */
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typedef unsigned long ADDRESS; /* Memory/PCI address */
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typedef unsigned long IOADDRESS _X_DEPRECATED; /* Must be large enough for a pointer */
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typedef CARD32 PCITAG _X_DEPRECATED;
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typedef enum {
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PCI_MEM,
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PCI_MEM_SIZE,
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PCI_MEM_SPARSE_BASE,
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PCI_MEM_SPARSE_MASK,
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PCI_IO,
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PCI_IO_SIZE,
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PCI_IO_SPARSE_BASE,
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PCI_IO_SPARSE_MASK
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} PciAddrType;
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/* Public PCI access functions */
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extern _X_EXPORT Bool xf86scanpci(void);
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/* Domain access functions. Some of these probably shouldn't be public */
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extern _X_EXPORT struct pci_io_handle *xf86MapLegacyIO(struct pci_device *dev);
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extern _X_EXPORT void xf86UnmapLegacyIO(struct pci_device *,
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struct pci_io_handle *);
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#endif /* _XF86PCI_H */
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