2003-11-25 20:29:01 +01:00
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/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/bus/xf86Pci.h,v 1.39 2003/08/24 17:37:05 dawes Exp $ */
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2003-11-14 17:48:57 +01:00
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/*
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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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2003-11-25 20:29:01 +01:00
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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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2003-11-14 17:48:57 +01:00
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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 "Xarch.h"
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#include "Xfuncproto.h"
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#include "misc.h"
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#define PCI_NOT_FOUND 0xFFFFFFFFU
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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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/* 0x01 mass storage subclasses */
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#define PCI_SUBCLASS_MASS_STORAGE_SCSI 0x00
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#define PCI_SUBCLASS_MASS_STORAGE_IDE 0x01
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#define PCI_SUBCLASS_MASS_STORAGE_FLOPPY 0x02
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#define PCI_SUBCLASS_MASS_STORAGE_IPI 0x03
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#define PCI_SUBCLASS_MASS_STORAGE_MISC 0x80
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/* 0x02 network subclasses */
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#define PCI_SUBCLASS_NETWORK_ETHERNET 0x00
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#define PCI_SUBCLASS_NETWORK_TOKENRING 0x01
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#define PCI_SUBCLASS_NETWORK_FDDI 0x02
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#define PCI_SUBCLASS_NETWORK_MISC 0x80
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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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/* 0x05 memory subclasses */
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#define PCI_SUBCLASS_MEMORY_RAM 0x00
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#define PCI_SUBCLASS_MEMORY_FLASH 0x01
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#define PCI_SUBCLASS_MEMORY_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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/* 0x07 communications controller subclasses */
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#define PCI_SUBCLASS_COMMUNICATIONS_SERIAL 0x00
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#define PCI_SUBCLASS_COMMUNICATIONS_PARALLEL 0x01
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#define PCI_SUBCLASS_COMMUNICATIONS_MULTISERIAL 0x02
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#define PCI_SUBCLASS_COMMUNICATIONS_MODEM 0x03
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#define PCI_SUBCLASS_COMMUNICATIONS_MISC 0x80
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/* 0x08 generic system peripherals subclasses */
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#define PCI_SUBCLASS_SYSPERIPH_PIC 0x00
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#define PCI_SUBCLASS_SYSPERIPH_DMA 0x01
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#define PCI_SUBCLASS_SYSPERIPH_TIMER 0x02
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#define PCI_SUBCLASS_SYSPERIPH_RTC 0x03
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#define PCI_SUBCLASS_SYSPERIPH_HOTPCI 0x04
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#define PCI_SUBCLASS_SYSPERIPH_MISC 0x80
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/* 0x09 input device subclasses */
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#define PCI_SUBCLASS_INPUT_KEYBOARD 0x00
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#define PCI_SUBCLASS_INPUT_DIGITIZER 0x01
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#define PCI_SUBCLASS_INPUT_MOUSE 0x02
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#define PCI_SUBCLASS_INPUT_SCANNER 0x03
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#define PCI_SUBCLASS_INPUT_GAMEPORT 0x04
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#define PCI_SUBCLASS_INPUT_MISC 0x80
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/* 0x0a docking station subclasses */
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#define PCI_SUBCLASS_DOCKING_GENERIC 0x00
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#define PCI_SUBCLASS_DOCKING_MISC 0x80
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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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/* 0x0c serial bus controller subclasses */
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#define PCI_SUBCLASS_SERIAL_FIREWIRE 0x00
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#define PCI_SUBCLASS_SERIAL_ACCESS 0x01
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#define PCI_SUBCLASS_SERIAL_SSA 0x02
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#define PCI_SUBCLASS_SERIAL_USB 0x03
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#define PCI_SUBCLASS_SERIAL_FIBRECHANNEL 0x04
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#define PCI_SUBCLASS_SERIAL_SMBUS 0x05
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/* 0x0d wireless controller subclasses */
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#define PCI_SUBCLASS_WIRELESS_IRDA 0x00
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#define PCI_SUBCLASS_WIRELESS_CONSUMER_IR 0x01
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#define PCI_SUBCLASS_WIRELESS_RF 0x02
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#define PCI_SUBCLASS_WIRELESS_MISC 0x80
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/* 0x0e intelligent I/O controller subclasses */
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#define PCI_SUBCLASS_I2O_I2O 0x00
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/* 0x0f satellite communications controller subclasses */
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#define PCI_SUBCLASS_SATELLITE_TV 0x01
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#define PCI_SUBCLASS_SATELLITE_AUDIO 0x02
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#define PCI_SUBCLASS_SATELLITE_VOICE 0x03
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#define PCI_SUBCLASS_SATELLITE_DATA 0x04
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/* 0x10 encryption/decryption controller subclasses */
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#define PCI_SUBCLASS_CRYPT_NET_COMPUTING 0x00
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#define PCI_SUBCLASS_CRYPT_ENTERTAINMENT 0x10
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#define PCI_SUBCLASS_CRYPT_MISC 0x80
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/* 0x11 data acquisition and signal processing controller subclasses */
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#define PCI_SUBCLASS_DATAACQ_DPIO 0x00
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#define PCI_SUBCLASS_DATAACQ_MISC 0x80
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/* Header */
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#define PCI_HEADER_MISC 0x0c
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#define PCI_HEADER_MULTIFUNCTION 0x00800000
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/* Interrupt configration register */
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#define PCI_INTERRUPT_REG 0x3c
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#define PCI_INTERRUPT_PIN_MASK 0x0000ff00
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#define PCI_INTERRUPT_PIN_EXTRACT(x) \
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((((x) & PCI_INTERRUPT_PIN_MASK) >> 8) & 0xff)
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#define PCI_INTERRUPT_PIN_NONE 0x00
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#define PCI_INTERRUPT_PIN_A 0x01
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#define PCI_INTERRUPT_PIN_B 0x02
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#define PCI_INTERRUPT_PIN_C 0x03
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#define PCI_INTERRUPT_PIN_D 0x04
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#define PCI_INTERRUPT_LINE_MASK 0x000000ff
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#define PCI_INTERRUPT_LINE_EXTRACT(x) \
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((((x) & PCI_INTERRUPT_LINE_MASK) >> 0) & 0xff)
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#define PCI_INTERRUPT_LINE_INSERT(x,v) \
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(((x) & ~PCI_INTERRUPT_LINE_MASK) | ((v) << 0))
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/* Base registers */
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#define PCI_MAP_REG_START 0x10
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#define PCI_MAP_REG_END 0x28
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#define PCI_MAP_ROM_REG 0x30
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#define PCI_MAP_MEMORY 0x00000000
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#define PCI_MAP_IO 0x00000001
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#define PCI_MAP_MEMORY_TYPE 0x00000007
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#define PCI_MAP_IO_TYPE 0x00000003
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#define PCI_MAP_MEMORY_TYPE_32BIT 0x00000000
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#define PCI_MAP_MEMORY_TYPE_32BIT_1M 0x00000002
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#define PCI_MAP_MEMORY_TYPE_64BIT 0x00000004
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#define PCI_MAP_MEMORY_TYPE_MASK 0x00000006
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#define PCI_MAP_MEMORY_CACHABLE 0x00000008
|
|
|
|
#define PCI_MAP_MEMORY_ATTR_MASK 0x0000000e
|
|
|
|
#define PCI_MAP_MEMORY_ADDRESS_MASK 0xfffffff0
|
|
|
|
|
|
|
|
#define PCI_MAP_IO_ATTR_MASK 0x00000003
|
|
|
|
|
|
|
|
#define PCI_MAP_IS_IO(b) ((b) & PCI_MAP_IO)
|
|
|
|
#define PCI_MAP_IS_MEM(b) (!PCI_MAP_IS_IO(b))
|
|
|
|
|
|
|
|
#define PCI_MAP_IS64BITMEM(b) \
|
|
|
|
(((b) & PCI_MAP_MEMORY_TYPE_MASK) == PCI_MAP_MEMORY_TYPE_64BIT)
|
|
|
|
|
|
|
|
#define PCIGETMEMORY(b) ((b) & PCI_MAP_MEMORY_ADDRESS_MASK)
|
|
|
|
#define PCIGETMEMORY64HIGH(b) (*((CARD32*)&b + 1))
|
|
|
|
#define PCIGETMEMORY64(b) \
|
|
|
|
(PCIGETMEMORY(b) | ((CARD64)PCIGETMEMORY64HIGH(b) << 32))
|
|
|
|
|
|
|
|
#define PCI_MAP_IO_ADDRESS_MASK 0xfffffffc
|
|
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|
|
|
|
|
#define PCIGETIO(b) ((b) & PCI_MAP_IO_ADDRESS_MASK)
|
|
|
|
|
|
|
|
#define PCI_MAP_ROM_DECODE_ENABLE 0x00000001
|
|
|
|
#define PCI_MAP_ROM_ADDRESS_MASK 0xfffff800
|
|
|
|
|
|
|
|
#define PCIGETROM(b) ((b) & PCI_MAP_ROM_ADDRESS_MASK)
|
|
|
|
|
|
|
|
/* PCI-PCI bridge mapping registers */
|
|
|
|
#define PCI_PCI_BRIDGE_BUS_REG 0x18
|
|
|
|
#define PCI_SUBORDINATE_BUS_MASK 0x00ff0000
|
|
|
|
#define PCI_SECONDARY_BUS_MASK 0x0000ff00
|
|
|
|
#define PCI_PRIMARY_BUS_MASK 0x000000ff
|
|
|
|
|
|
|
|
#define PCI_PCI_BRIDGE_IO_REG 0x1c
|
|
|
|
#define PCI_PCI_BRIDGE_MEM_REG 0x20
|
|
|
|
#define PCI_PCI_BRIDGE_PMEM_REG 0x24
|
|
|
|
|
|
|
|
#define PCI_PPB_IOBASE_EXTRACT(x) (((x) << 8) & 0xFF00)
|
|
|
|
#define PCI_PPB_IOLIMIT_EXTRACT(x) (((x) << 0) & 0xFF00)
|
|
|
|
|
|
|
|
#define PCI_PPB_MEMBASE_EXTRACT(x) (((x) << 16) & 0xFFFF0000)
|
|
|
|
#define PCI_PPB_MEMLIMIT_EXTRACT(x) (((x) << 0) & 0xFFFF0000)
|
|
|
|
|
|
|
|
#define PCI_PCI_BRIDGE_CONTROL_REG 0x3E
|
|
|
|
#define PCI_PCI_BRIDGE_PARITY_EN 0x01
|
|
|
|
#define PCI_PCI_BRIDGE_SERR_EN 0x02
|
|
|
|
#define PCI_PCI_BRIDGE_ISA_EN 0x04
|
|
|
|
#define PCI_PCI_BRIDGE_VGA_EN 0x08
|
|
|
|
#define PCI_PCI_BRIDGE_MASTER_ABORT_EN 0x20
|
|
|
|
#define PCI_PCI_BRIDGE_SECONDARY_RESET 0x40
|
|
|
|
#define PCI_PCI_BRIDGE_FAST_B2B_EN 0x80
|
|
|
|
/* header type 2 extensions */
|
|
|
|
#define PCI_CB_BRIDGE_CTL_CB_RESET 0x40 /* CardBus reset */
|
|
|
|
#define PCI_CB_BRIDGE_CTL_16BIT_INT 0x80 /* Enable interrupt for 16-bit cards */
|
|
|
|
#define PCI_CB_BRIDGE_CTL_PREFETCH_MEM0 0x100
|
|
|
|
#define PCI_CB_BRIDGE_CTL_PREFETCH_MEM1 0x200
|
|
|
|
#define PCI_CB_BRIDGE_CTL_POST_WRITES 0x400
|
|
|
|
|
|
|
|
#define PCI_CB_SEC_STATUS_REG 0x16 /* Secondary status */
|
|
|
|
#define PCI_CB_PRIMARY_BUS_REG 0x18 /* PCI bus number */
|
|
|
|
#define PCI_CB_CARD_BUS_REG 0x19 /* CardBus bus number */
|
|
|
|
#define PCI_CB_SUBORDINATE_BUS_REG 0x1a /* Subordinate bus number */
|
|
|
|
#define PCI_CB_LATENCY_TIMER_REG 0x1b /* CardBus latency timer */
|
|
|
|
#define PCI_CB_MEM_BASE_0_REG 0x1c
|
|
|
|
#define PCI_CB_MEM_LIMIT_0_REG 0x20
|
|
|
|
#define PCI_CB_MEM_BASE_1_REG 0x24
|
|
|
|
#define PCI_CB_MEM_LIMIT_1_REG 0x28
|
|
|
|
#define PCI_CB_IO_BASE_0_REG 0x2c
|
|
|
|
#define PCI_CB_IO_LIMIT_0_REG 0x30
|
|
|
|
#define PCI_CB_IO_BASE_1_REG 0x34
|
|
|
|
#define PCI_CB_IO_LIMIT_1_REG 0x38
|
|
|
|
#define PCI_CB_BRIDGE_CONTROL_REG 0x3E
|
|
|
|
|
|
|
|
#define PCI_CB_IO_RANGE_MASK ~0x03
|
|
|
|
#define PCI_CB_IOBASE(x) (x & PCI_CB_IO_RANGE_MASK)
|
|
|
|
#define PCI_CB_IOLIMIT(x) ((x & PCI_CB_IO_RANGE_MASK) + 3)
|
|
|
|
|
|
|
|
/* Subsystem identification register */
|
|
|
|
#define PCI_SUBSYSTEM_ID_REG 0x2c
|
|
|
|
|
|
|
|
/* User defined cfg space regs */
|
|
|
|
#define PCI_REG_USERCONFIG 0x40
|
|
|
|
#define PCI_OPTION_REG 0x40
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Typedefs, etc...
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* Primitive Types */
|
|
|
|
typedef unsigned long ADDRESS; /* Memory/PCI address */
|
|
|
|
typedef unsigned long IOADDRESS; /* Must be large enough for a pointer */
|
|
|
|
typedef unsigned long PCITAG;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* PCI configuration space
|
|
|
|
*/
|
|
|
|
typedef struct pci_cfg_regs {
|
|
|
|
/* start of official PCI config space header */
|
|
|
|
union { /* Offset 0x0 - 0x3 */
|
|
|
|
CARD32 device_vendor;
|
|
|
|
struct {
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD16 device;
|
|
|
|
CARD16 vendor;
|
|
|
|
#else
|
|
|
|
CARD16 vendor;
|
|
|
|
CARD16 device;
|
|
|
|
#endif
|
|
|
|
} dv;
|
|
|
|
} dv_id;
|
|
|
|
|
|
|
|
union { /* Offset 0x4 - 0x8 */
|
|
|
|
CARD32 status_command;
|
|
|
|
struct {
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD16 status;
|
|
|
|
CARD16 command;
|
|
|
|
#else
|
|
|
|
CARD16 command;
|
|
|
|
CARD16 status;
|
|
|
|
#endif
|
|
|
|
} sc;
|
|
|
|
} stat_cmd;
|
|
|
|
|
|
|
|
union { /* Offset 0x8 - 0xb */
|
|
|
|
CARD32 class_revision;
|
|
|
|
struct {
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD8 base_class;
|
|
|
|
CARD8 sub_class;
|
|
|
|
CARD8 prog_if;
|
|
|
|
CARD8 rev_id;
|
|
|
|
#else
|
|
|
|
CARD8 rev_id;
|
|
|
|
CARD8 prog_if;
|
|
|
|
CARD8 sub_class;
|
|
|
|
CARD8 base_class;
|
|
|
|
#endif
|
|
|
|
} cr;
|
|
|
|
} class_rev;
|
|
|
|
|
|
|
|
union { /* Offset 0xc - 0xf */
|
|
|
|
CARD32 bist_header_latency_cache;
|
|
|
|
struct {
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD8 bist;
|
|
|
|
CARD8 header_type;
|
|
|
|
CARD8 latency_timer;
|
|
|
|
CARD8 cache_line_size;
|
|
|
|
#else
|
|
|
|
CARD8 cache_line_size;
|
|
|
|
CARD8 latency_timer;
|
|
|
|
CARD8 header_type;
|
|
|
|
CARD8 bist;
|
|
|
|
#endif
|
|
|
|
} bhlc;
|
|
|
|
} bhlc;
|
|
|
|
union { /* Offset 0x10 - 0x3b */
|
|
|
|
struct { /* header type 2 */
|
|
|
|
CARD32 cg_rsrvd1; /* 0x10 */
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD16 secondary_status; /* 0x16 */
|
|
|
|
CARD16 cg_rsrvd2; /* 0x14 */
|
|
|
|
|
|
|
|
union {
|
|
|
|
CARD32 cg_bus_reg;
|
|
|
|
struct {
|
|
|
|
CARD8 latency_timer; /* 0x1b */
|
|
|
|
CARD8 subordinate_bus_number; /* 0x1a */
|
|
|
|
CARD8 cardbus_bus_number; /* 0x19 */
|
|
|
|
CARD8 primary_bus_number; /* 0x18 */
|
|
|
|
} cgbr;
|
|
|
|
} cgbr;
|
|
|
|
#else
|
|
|
|
CARD16 cg_rsrvd2; /* 0x14 */
|
|
|
|
CARD16 secondary_status; /* 0x16 */
|
|
|
|
|
|
|
|
union {
|
|
|
|
CARD32 cg_bus_reg;
|
|
|
|
struct {
|
|
|
|
CARD8 primary_bus_number; /* 0x18 */
|
|
|
|
CARD8 cardbus_bus_number; /* 0x19 */
|
|
|
|
CARD8 subordinate_bus_number; /* 0x1a */
|
|
|
|
CARD8 latency_timer; /* 0x1b */
|
|
|
|
} cgbr;
|
|
|
|
} cgbr;
|
|
|
|
#endif
|
|
|
|
CARD32 mem_base0; /* 0x1c */
|
|
|
|
CARD32 mem_limit0; /* 0x20 */
|
|
|
|
CARD32 mem_base1; /* 0x24 */
|
|
|
|
CARD32 mem_limit1; /* 0x28 */
|
|
|
|
CARD32 io_base0; /* 0x2c */
|
|
|
|
CARD32 io_limit0; /* 0x30 */
|
|
|
|
CARD32 io_base1; /* 0x34 */
|
|
|
|
CARD32 io_limit1; /* 0x38 */
|
|
|
|
} cg;
|
|
|
|
struct {
|
|
|
|
union { /* Offset 0x10 - 0x27 */
|
|
|
|
struct { /* header type 0 */
|
|
|
|
CARD32 dv_base0;
|
|
|
|
CARD32 dv_base1;
|
|
|
|
CARD32 dv_base2;
|
|
|
|
CARD32 dv_base3;
|
|
|
|
CARD32 dv_base4;
|
|
|
|
CARD32 dv_base5;
|
|
|
|
} dv;
|
|
|
|
struct { /* header type 1 */
|
|
|
|
CARD32 bg_rsrvd[2];
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
union {
|
|
|
|
CARD32 pp_bus_reg;
|
|
|
|
struct {
|
|
|
|
CARD8 secondary_latency_timer;
|
|
|
|
CARD8 subordinate_bus_number;
|
|
|
|
CARD8 secondary_bus_number;
|
|
|
|
CARD8 primary_bus_number;
|
|
|
|
} ppbr;
|
|
|
|
} ppbr;
|
|
|
|
|
|
|
|
CARD16 secondary_status;
|
|
|
|
CARD8 io_limit;
|
|
|
|
CARD8 io_base;
|
|
|
|
|
|
|
|
CARD16 mem_limit;
|
|
|
|
CARD16 mem_base;
|
|
|
|
|
|
|
|
CARD16 prefetch_mem_limit;
|
|
|
|
CARD16 prefetch_mem_base;
|
|
|
|
#else
|
|
|
|
union {
|
|
|
|
CARD32 pp_bus_reg;
|
|
|
|
struct {
|
|
|
|
CARD8 primary_bus_number;
|
|
|
|
CARD8 secondary_bus_number;
|
|
|
|
CARD8 subordinate_bus_number;
|
|
|
|
CARD8 secondary_latency_timer;
|
|
|
|
} ppbr;
|
|
|
|
} ppbr;
|
|
|
|
|
|
|
|
CARD8 io_base;
|
|
|
|
CARD8 io_limit;
|
|
|
|
CARD16 secondary_status;
|
|
|
|
|
|
|
|
CARD16 mem_base;
|
|
|
|
CARD16 mem_limit;
|
|
|
|
|
|
|
|
CARD16 prefetch_mem_base;
|
|
|
|
CARD16 prefetch_mem_limit;
|
|
|
|
#endif
|
|
|
|
} bg;
|
|
|
|
} bc;
|
|
|
|
union { /* Offset 0x28 - 0x2b */
|
|
|
|
CARD32 rsvd1;
|
|
|
|
CARD32 pftch_umem_base;
|
|
|
|
CARD32 cardbus_cis_ptr;
|
|
|
|
} um_c_cis;
|
|
|
|
union { /* Offset 0x2c - 0x2f */
|
|
|
|
CARD32 subsys_card_vendor;
|
|
|
|
CARD32 pftch_umem_limit;
|
|
|
|
CARD32 rsvd2;
|
|
|
|
struct {
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD16 subsys_card;
|
|
|
|
CARD16 subsys_vendor;
|
|
|
|
#else
|
|
|
|
CARD16 subsys_vendor;
|
|
|
|
CARD16 subsys_card;
|
|
|
|
#endif
|
|
|
|
} ssys;
|
|
|
|
} um_ssys_id;
|
|
|
|
union { /* Offset 0x30 - 0x33 */
|
|
|
|
CARD32 baserom;
|
|
|
|
struct {
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD16 io_ulimit;
|
|
|
|
CARD16 io_ubase;
|
|
|
|
#else
|
|
|
|
CARD16 io_ubase;
|
|
|
|
CARD16 io_ulimit;
|
|
|
|
#endif
|
|
|
|
} b_u_io;
|
|
|
|
} uio_rom;
|
|
|
|
struct {
|
|
|
|
CARD32 rsvd3; /* Offset 0x34 - 0x37 */
|
|
|
|
CARD32 rsvd4; /* Offset 0x38 - 0x3b */
|
|
|
|
} rsvd;
|
|
|
|
} cd;
|
|
|
|
} cx;
|
|
|
|
union { /* Offset 0x3c - 0x3f */
|
|
|
|
union { /* header type 0 */
|
|
|
|
CARD32 max_min_ipin_iline;
|
|
|
|
struct {
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD8 max_lat;
|
|
|
|
CARD8 min_gnt;
|
|
|
|
CARD8 int_pin;
|
|
|
|
CARD8 int_line;
|
|
|
|
#else
|
|
|
|
CARD8 int_line;
|
|
|
|
CARD8 int_pin;
|
|
|
|
CARD8 min_gnt;
|
|
|
|
CARD8 max_lat;
|
|
|
|
#endif
|
|
|
|
} mmii;
|
|
|
|
} mmii;
|
|
|
|
struct { /* header type 1 */
|
|
|
|
#if X_BYTE_ORDER == X_BIG_ENDIAN
|
|
|
|
CARD16 bridge_control; /* upper 8 bits reserved */
|
|
|
|
CARD8 rsvd2;
|
|
|
|
CARD8 rsvd1;
|
|
|
|
#else
|
|
|
|
CARD8 rsvd1;
|
|
|
|
CARD8 rsvd2;
|
|
|
|
CARD16 bridge_control; /* upper 8 bits reserved */
|
|
|
|
#endif
|
|
|
|
} bctrl;
|
|
|
|
} bm;
|
|
|
|
union { /* Offset 0x40 - 0xff */
|
|
|
|
CARD32 dwords[48];
|
|
|
|
CARD8 bytes[192];
|
|
|
|
} devspf;
|
|
|
|
} pciCfgRegs;
|
|
|
|
|
|
|
|
typedef union pci_cfg_spc {
|
|
|
|
pciCfgRegs regs;
|
|
|
|
CARD32 dwords[256/sizeof(CARD32)];
|
|
|
|
CARD8 bytes[256/sizeof(CARD8)];
|
|
|
|
} pciCfgSpc;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Data structure returned by xf86scanpci including contents of
|
|
|
|
* PCI config space header
|
|
|
|
*/
|
|
|
|
typedef struct pci_device {
|
|
|
|
PCITAG tag;
|
|
|
|
int busnum;
|
|
|
|
int devnum;
|
|
|
|
int funcnum;
|
|
|
|
pciCfgSpc cfgspc;
|
|
|
|
int basesize[7]; /* number of bits in base addr allocations */
|
|
|
|
Bool minBasesize;
|
|
|
|
CARD32 listed_class;
|
|
|
|
pointer businfo; /* pointer to secondary's bus info structure */
|
|
|
|
Bool fakeDevice; /* Device added by system chipset support */
|
|
|
|
} pciDevice, *pciConfigPtr;
|
|
|
|
|
|
|
|
typedef enum {
|
|
|
|
PCI_MEM,
|
|
|
|
PCI_MEM_SIZE,
|
|
|
|
PCI_MEM_SPARSE_BASE,
|
|
|
|
PCI_MEM_SPARSE_MASK,
|
|
|
|
PCI_IO,
|
|
|
|
PCI_IO_SIZE,
|
|
|
|
PCI_IO_SPARSE_BASE,
|
|
|
|
PCI_IO_SPARSE_MASK
|
|
|
|
} PciAddrType;
|
|
|
|
|
|
|
|
#define pci_device_vendor cfgspc.regs.dv_id.device_vendor
|
|
|
|
#define pci_vendor cfgspc.regs.dv_id.dv.vendor
|
|
|
|
#define pci_device cfgspc.regs.dv_id.dv.device
|
|
|
|
#define pci_status_command cfgspc.regs.stat_cmd.status_command
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#define pci_command cfgspc.regs.stat_cmd.sc.command
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#define pci_status cfgspc.regs.stat_cmd.sc.status
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#define pci_class_revision cfgspc.regs.class_rev.class_revision
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#define pci_rev_id cfgspc.regs.class_rev.cr.rev_id
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#define pci_prog_if cfgspc.regs.class_rev.cr.prog_if
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#define pci_sub_class cfgspc.regs.class_rev.cr.sub_class
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#define pci_base_class cfgspc.regs.class_rev.cr.base_class
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#define pci_bist_header_latency_cache cfgspc.regs.bhlc.bist_header_latency_cache
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#define pci_cache_line_size cfgspc.regs.bhlc.bhlc.cache_line_size
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#define pci_latency_timer cfgspc.regs.bhlc.bhlc.latency_timer
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#define pci_header_type cfgspc.regs.bhlc.bhlc.header_type
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#define pci_bist cfgspc.regs.bhlc.bhlc.bist
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#define pci_cb_secondary_status cfgspc.regs.cx.cg.secondary_status
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#define pci_cb_bus_register cfgspc.regs.cx.cg.cgbr.cg_bus_reg
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#define pci_cb_primary_bus_number cfgspc.regs.cx.cg.cgbr.cgbr.primary_bus_number
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#define pci_cb_cardbus_bus_number cfgspc.regs.cx.cg.cgbr.cgbr.cardbus_bus_number
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#define pci_cb_subordinate_bus_number cfgspc.regs.cx.cg.cgbr.cgbr.subordinate_bus_number
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#define pci_cb_latency_timer cfgspc.regs.cx.cg.cgbr.cgbr.latency_timer
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#define pci_cb_membase0 cfgspc.regs.cx.cg.mem_base0
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#define pci_cb_memlimit0 cfgspc.regs.cx.cg.mem_limit0
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#define pci_cb_membase1 cfgspc.regs.cx.cg.mem_base1
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#define pci_cb_memlimit1 cfgspc.regs.cx.cg.mem_limit1
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#define pci_cb_iobase0 cfgspc.regs.cx.cg.io_base0
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#define pci_cb_iolimit0 cfgspc.regs.cx.cg.io_limit0
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#define pci_cb_iobase1 cfgspc.regs.cx.cg.io_base1
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#define pci_cb_iolimit1 cfgspc.regs.cx.cg.io_limit1
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#define pci_base0 cfgspc.regs.cx.cd.bc.dv.dv_base0
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#define pci_base1 cfgspc.regs.cx.cd.bc.dv.dv_base1
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#define pci_base2 cfgspc.regs.cx.cd.bc.dv.dv_base2
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#define pci_base3 cfgspc.regs.cx.cd.bc.dv.dv_base3
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#define pci_base4 cfgspc.regs.cx.cd.bc.dv.dv_base4
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#define pci_base5 cfgspc.regs.cx.cd.bc.dv.dv_base5
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#define pci_cardbus_cis_ptr cfgspc.regs.cx.cd.umem_c_cis.cardbus_cis_ptr
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#define pci_subsys_card_vendor cfgspc.regs.cx.cd.um_ssys_id.subsys_card_vendor
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#define pci_subsys_vendor cfgspc.regs.cx.cd.um_ssys_id.ssys.subsys_vendor
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#define pci_subsys_card cfgspc.regs.cx.cd.um_ssys_id.ssys.subsys_card
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#define pci_baserom cfgspc.regs.cx.cd.uio_rom.baserom
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#define pci_pp_bus_register cfgspc.regs.cx.cd.bc.bg.ppbr.pp_bus_reg
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#define pci_primary_bus_number cfgspc.regs.cx.cd.bc.bg.ppbr.ppbr.primary_bus_number
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#define pci_secondary_bus_number cfgspc.regs.cx.cd.bc.bg.ppbr.ppbr.secondary_bus_number
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#define pci_subordinate_bus_number cfgspc.regs.cx.cd.bc.bg.ppbr.ppbr.subordinate_bus_number
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#define pci_secondary_latency_timer cfgspc.regs.cx.cd.bc.bg.ppbr.ppbr.secondary_latency_timer
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#define pci_io_base cfgspc.regs.cx.cd.bc.bg.io_base
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#define pci_io_limit cfgspc.regs.cx.cd.bc.bg.io_limit
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#define pci_secondary_status cfgspc.regs.cx.cd.bc.bg.secondary_status
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#define pci_mem_base cfgspc.regs.cx.cd.bc.bg.mem_base
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#define pci_mem_limit cfgspc.regs.cx.cd.bc.bg.mem_limit
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#define pci_prefetch_mem_base cfgspc.regs.cx.cd.bc.bg.prefetch_mem_base
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#define pci_prefetch_mem_limit cfgspc.regs.cx.cd.bc.bg.prefetch_mem_limit
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#define pci_rsvd1 cfgspc.regs.cx.cd.um_c_cis.rsvd1
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#define pci_rsvd2 cfgspc.regs.cx.cd.um_ssys_id.rsvd2
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#define pci_prefetch_upper_mem_base cfgspc.regs.cx.cd.um_c_cis.pftch_umem_base
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#define pci_prefetch_upper_mem_limit cfgspc.regs.cx.cd.um_ssys_id.pftch_umem_limit
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#define pci_upper_io_base cfgspc.regs.cx.cd.uio_rom.b_u_io.io_ubase
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#define pci_upper_io_limit cfgspc.regs.cx.cd.uio_rom.b_u_io.io_ulimit
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#define pci_int_line cfgspc.regs.bm.mmii.mmii.int_line
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#define pci_int_pin cfgspc.regs.bm.mmii.mmii.int_pin
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#define pci_min_gnt cfgspc.regs.bm.mmii.mmii.min_gnt
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#define pci_max_lat cfgspc.regs.bm.mmii.mmii.max_lat
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#define pci_max_min_ipin_iline cfgspc.regs.bm.mmii.max_min_ipin_iline
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#define pci_bridge_control cfgspc.regs.bm.bctrl.bridge_control
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#define pci_user_config cfgspc.regs.devspf.dwords[0]
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#define pci_user_config_0 cfgspc.regs.devspf.bytes[0]
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#define pci_user_config_1 cfgspc.regs.devspf.bytes[1]
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#define pci_user_config_2 cfgspc.regs.devspf.bytes[2]
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#define pci_user_config_3 cfgspc.regs.devspf.bytes[3]
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typedef enum {
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PCI_BIOS_PC = 0,
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PCI_BIOS_OPEN_FIRMARE,
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PCI_BIOS_HP_PA_RISC,
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PCI_BIOS_OTHER
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} PciBiosType;
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/* Public PCI access functions */
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void pciInit(void);
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PCITAG pciFindFirst(CARD32 id, CARD32 mask);
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PCITAG pciFindNext(void);
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CARD32 pciReadLong(PCITAG tag, int offset);
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CARD16 pciReadWord(PCITAG tag, int offset);
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CARD8 pciReadByte(PCITAG tag, int offset);
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void pciWriteLong(PCITAG tag, int offset, CARD32 val);
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void pciWriteWord(PCITAG tag, int offset, CARD16 val);
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void pciWriteByte(PCITAG tag, int offset, CARD8 val);
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void pciSetBitsLong(PCITAG tag, int offset, CARD32 mask, CARD32 val);
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void pciSetBitsByte(PCITAG tag, int offset, CARD8 mask, CARD8 val);
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ADDRESS pciBusAddrToHostAddr(PCITAG tag, PciAddrType type, ADDRESS addr);
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ADDRESS pciHostAddrToBusAddr(PCITAG tag, PciAddrType type, ADDRESS addr);
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PCITAG pciTag(int busnum, int devnum, int funcnum);
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int pciGetBaseSize(PCITAG tag, int indx, Bool destructive, Bool *min);
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CARD32 pciCheckForBrokenBase(PCITAG tag,int basereg);
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pointer xf86MapPciMem(int ScreenNum, int Flags, PCITAG Tag,
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ADDRESS Base, unsigned long Size);
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int xf86ReadPciBIOS(unsigned long Offset, PCITAG Tag, int basereg,
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unsigned char *Buf, int Len);
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int xf86ReadPciBIOSByType(unsigned long Offset, PCITAG Tag,
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int basereg, unsigned char *Buf,
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int Len, PciBiosType Type);
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int xf86GetAvailablePciBIOSTypes(PCITAG Tag, int basereg,
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PciBiosType *Buf);
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pciConfigPtr *xf86scanpci(int flags);
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extern int pciNumBuses;
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/* Domain access functions. Some of these probably shouldn't be public */
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int xf86GetPciDomain(PCITAG tag);
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pointer xf86MapDomainMemory(int ScreenNum, int Flags, PCITAG Tag,
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ADDRESS Base, unsigned long Size);
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IOADDRESS xf86MapDomainIO(int ScreenNum, int Flags, PCITAG Tag,
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IOADDRESS Base, unsigned long Size);
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int xf86ReadDomainMemory(PCITAG Tag, ADDRESS Base, int Len,
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unsigned char *Buf);
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typedef enum {
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ROM_BASE_PRESET = -2,
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ROM_BASE_BIOS,
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ROM_BASE_MEM0 = 0,
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ROM_BASE_MEM1,
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ROM_BASE_MEM2,
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ROM_BASE_MEM3,
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ROM_BASE_MEM4,
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ROM_BASE_MEM5,
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ROM_BASE_FIND
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} romBaseSource;
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#endif /* _XF86PCI_H */
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