/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86pciBus.h,v 3.11 2004/02/13 23:58:39 dawes Exp $ */ /* * Copyright (c) 1999-2003 by The XFree86 Project, Inc. * All rights reserved. * * 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: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer * in the documentation and/or other materials provided with the * distribution, and in the same place and form as other copyright, * license and disclaimer information. * * 3. The end-user documentation included with the redistribution, * if any, must include the following acknowledgment: "This product * includes software developed by The XFree86 Project, Inc * (http://www.xfree86.org/) and its contributors", in the same * place and form as other third-party acknowledgments. Alternately, * this acknowledgment may appear in the software itself, in the * same form and location as other such third-party acknowledgments. * * 4. Except as contained in this notice, the name of The XFree86 * Project, Inc 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 XFree86 Project, Inc. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE XFREE86 PROJECT, INC OR ITS CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _XF86_PCI_BUS_H #define _XF86_PCI_BUS_H #define PCITAG_SPECIAL pciTag(0xFF,0xFF,0xFF) typedef struct { CARD32 command; CARD32 base[6]; CARD32 biosBase; } pciSave, *pciSavePtr; typedef struct { PCITAG tag; CARD32 ctrl; } pciArg; typedef struct { int busnum; int devnum; int funcnum; pciArg arg; xf86AccessRec ioAccess; xf86AccessRec io_memAccess; xf86AccessRec memAccess; pciSave save; pciSave restore; Bool ctrl; } pciAccRec, *pciAccPtr; typedef union { CARD16 control; } pciBridgesSave, *pciBridgesSavePtr; typedef struct pciBusRec { int brbus, brdev, brfunc; /* ID of the bridge to this bus */ int primary, secondary, subordinate; int subclass; /* bridge type */ int interface; resPtr preferred_io; /* I/O range */ resPtr preferred_mem; /* non-prefetchable memory range */ resPtr preferred_pmem; /* prefetchable memory range */ resPtr io; /* for subtractive PCI-PCI bridges */ resPtr mem; resPtr pmem; int brcontrol; /* bridge_control byte */ struct pciBusRec *next; } PciBusRec, *PciBusPtr; void xf86PciProbe(void); void ValidatePci(void); resList GetImplicitPciResources(int entityIndex); void initPciState(void); void initPciBusState(void); void DisablePciAccess(void); void DisablePciBusAccess(void); void PciStateEnter(void); void PciBusStateEnter(void); void PciStateLeave(void); void PciBusStateLeave(void); resPtr ResourceBrokerInitPci(resPtr *osRes); void pciConvertRange2Host(int entityIndex, resRange *pRange); void isaConvertRange2Host(resRange *pRange); extern pciAccPtr * xf86PciAccInfo; #endif /* _XF86_PCI_BUS_H */