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