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