/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86Bus.h,v 1.24 2004/02/13 23:58:36 dawes Exp $ */ /* * Copyright (c) 1997-2003 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. */ /* * This file contains definitions of the bus-related data structures/types. * Everything contained here is private to xf86Bus.c. In particular the * video drivers must not include this file. */ #ifndef _XF86_BUS_H #define _XF86_BUS_H #include "xf86pciBus.h" #ifdef __sparc__ #include "xf86sbusBus.h" #endif typedef struct racInfo { xf86AccessPtr mem_new; xf86AccessPtr io_new; xf86AccessPtr io_mem_new; xf86SetAccessFuncPtr old; } AccessFuncRec, *AccessFuncPtr; typedef struct { DriverPtr driver; int chipset; int entityProp; EntityProc entityInit; EntityProc entityEnter; EntityProc entityLeave; pointer private; resPtr resources; Bool active; Bool inUse; BusRec bus; EntityAccessPtr access; AccessFuncPtr rac; pointer busAcc; int lastScrnFlag; DevUnion * entityPrivates; int numInstances; GDevPtr * devices; IOADDRESS domainIO; } EntityRec, *EntityPtr; /* asynchronous event handling */ #ifdef async typedef struct _AsyncQRec { void (*func)(pointer); pointer arg; struct _AsyncQRec *next; } AsyncQRec, *AsyncQPtr; #endif #define NO_SEPARATE_IO_FROM_MEM 0x0001 #define NO_SEPARATE_MEM_FROM_IO 0x0002 #define NEED_VGA_ROUTED 0x0004 #define NEED_VGA_ROUTED_SETUP 0x0008 #define NEED_MEM 0x0010 #define NEED_IO 0x0020 #define NEED_MEM_SHARED 0x0040 #define NEED_IO_SHARED 0x0080 #define ACCEL_IS_SHARABLE 0x0100 #define IS_SHARED_ACCEL 0x0200 #define SA_PRIM_INIT_DONE 0x0400 #define NEED_VGA_MEM 0x1000 #define NEED_VGA_IO 0x2000 #define NEED_SHARED (NEED_MEM_SHARED | NEED_IO_SHARED) #define busType bus.type #define pciBusId bus.id.pci #define isaBusId bus.id.isa #define sbusBusId bus.id.sbus struct x_BusAccRec; typedef void (*BusAccProcPtr)(struct x_BusAccRec *ptr); typedef struct x_BusAccRec { BusAccProcPtr set_f; BusAccProcPtr enable_f; BusAccProcPtr disable_f; BusAccProcPtr save_f; BusAccProcPtr restore_f; struct x_BusAccRec *current; /* pointer to bridge open on this bus */ struct x_BusAccRec *primary; /* pointer to the bus connecting to this */ struct x_BusAccRec *next; /* this links the different buses together */ BusType type; BusType busdep_type; /* Bus-specific fields */ union { struct { int bus; int primary_bus; PCITAG acc; pciBridgesSave save; } pci; } busdep; } BusAccRec, *BusAccPtr; /* state change notification callback */ typedef struct _stateChange { xf86StateChangeNotificationCallbackFunc func; pointer arg; struct _stateChange *next; } StateChangeNotificationRec, *StateChangeNotificationPtr; extern EntityPtr *xf86Entities; extern int xf86NumEntities; extern xf86AccessRec AccessNULL; extern BusRec primaryBus; extern resPtr Acc; extern resPtr osRes; extern resPtr ResRange; extern BusAccPtr xf86BusAccInfo; int xf86AllocateEntity(void); BusType StringToBusType(const char* busID, const char **retID); memType ChkConflict(resRange *rgp, resPtr res, xf86State state); Bool xf86IsSubsetOf(resRange range, resPtr list); Bool xf86IsListSubsetOf(resPtr list, resPtr BaseList); resPtr xf86ExtractTypeFromList(resPtr list, unsigned long type); resPtr findIntersect(resRange Range, resPtr list); resPtr xf86FindIntersect(resRange Range, resPtr list); void RemoveOverlaps(resPtr target, resPtr list, Bool pow2Alignment, Bool useEstimated); void xf86ConvertListToHost(int entityIndex, resPtr list); #endif /* _XF86_BUS_H */