xref: /OK3568_Linux_fs/external/xserver/hw/xfree86/common/xf86Bus.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Permission is hereby granted, free of charge, to any person obtaining a
5*4882a593Smuzhiyun  * copy of this software and associated documentation files (the "Software"),
6*4882a593Smuzhiyun  * to deal in the Software without restriction, including without limitation
7*4882a593Smuzhiyun  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*4882a593Smuzhiyun  * and/or sell copies of the Software, and to permit persons to whom the
9*4882a593Smuzhiyun  * Software is furnished to do so, subject to the following conditions:
10*4882a593Smuzhiyun  *
11*4882a593Smuzhiyun  * The above copyright notice and this permission notice shall be included in
12*4882a593Smuzhiyun  * all copies or substantial portions of the Software.
13*4882a593Smuzhiyun  *
14*4882a593Smuzhiyun  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15*4882a593Smuzhiyun  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16*4882a593Smuzhiyun  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17*4882a593Smuzhiyun  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18*4882a593Smuzhiyun  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19*4882a593Smuzhiyun  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20*4882a593Smuzhiyun  * OTHER DEALINGS IN THE SOFTWARE.
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  * Except as contained in this notice, the name of the copyright holder(s)
23*4882a593Smuzhiyun  * and author(s) shall not be used in advertising or otherwise to promote
24*4882a593Smuzhiyun  * the sale, use or other dealings in this Software without prior written
25*4882a593Smuzhiyun  * authorization from the copyright holder(s) and author(s).
26*4882a593Smuzhiyun  */
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun /*
29*4882a593Smuzhiyun  * This file contains definitions of the bus-related data structures/types.
30*4882a593Smuzhiyun  * Everything contained here is private to xf86Bus.c.  In particular the
31*4882a593Smuzhiyun  * video drivers must not include this file.
32*4882a593Smuzhiyun  */
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #ifdef HAVE_XORG_CONFIG_H
35*4882a593Smuzhiyun #include <xorg-config.h>
36*4882a593Smuzhiyun #endif
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun #ifndef _XF86_BUS_H
39*4882a593Smuzhiyun #define _XF86_BUS_H
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #include "xf86pciBus.h"
42*4882a593Smuzhiyun #if defined(__sparc__) || defined(__sparc)
43*4882a593Smuzhiyun #include "xf86sbusBus.h"
44*4882a593Smuzhiyun #endif
45*4882a593Smuzhiyun #include "xf86platformBus.h"
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun typedef struct {
48*4882a593Smuzhiyun     DriverPtr driver;
49*4882a593Smuzhiyun     int chipset;
50*4882a593Smuzhiyun     int entityProp;
51*4882a593Smuzhiyun     Bool active;
52*4882a593Smuzhiyun     Bool inUse;
53*4882a593Smuzhiyun     BusRec bus;
54*4882a593Smuzhiyun     int lastScrnFlag;
55*4882a593Smuzhiyun     DevUnion *entityPrivates;
56*4882a593Smuzhiyun     int numInstances;
57*4882a593Smuzhiyun     GDevPtr *devices;
58*4882a593Smuzhiyun } EntityRec, *EntityPtr;
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun #define ACCEL_IS_SHARABLE 0x100
61*4882a593Smuzhiyun #define IS_SHARED_ACCEL 0x200
62*4882a593Smuzhiyun #define SA_PRIM_INIT_DONE 0x400
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun extern EntityPtr *xf86Entities;
65*4882a593Smuzhiyun extern int xf86NumEntities;
66*4882a593Smuzhiyun extern BusRec primaryBus;
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun int xf86AllocateEntity(void);
69*4882a593Smuzhiyun BusType StringToBusType(const char *busID, const char **retID);
70*4882a593Smuzhiyun 
71*4882a593Smuzhiyun #endif                          /* _XF86_BUS_H */
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