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| 2 | /*
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| 3 | * Copyright (c) 1997-2003 by The XFree86 Project, Inc.
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| 4 | *
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| 5 | * Permission is hereby granted, free of charge, to any person obtaining a
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| 6 | * copy of this software and associated documentation files (the "Software"),
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| 7 | * to deal in the Software without restriction, including without limitation
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| 8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| 9 | * and/or sell copies of the Software, and to permit persons to whom the
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| 10 | * Software is furnished to do so, subject to the following conditions:
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| 11 | *
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| 12 | * The above copyright notice and this permission notice shall be included in
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| 13 | * all copies or substantial portions of the Software.
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| 14 | *
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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| 18 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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| 19 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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| 20 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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| 21 | * OTHER DEALINGS IN THE SOFTWARE.
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| 22 | *
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| 23 | * Except as contained in this notice, the name of the copyright holder(s)
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| 24 | * and author(s) shall not be used in advertising or otherwise to promote
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| 25 | * the sale, use or other dealings in this Software without prior written
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| 26 | * authorization from the copyright holder(s) and author(s).
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| 27 | */
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| 28 |
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| 29 | /*
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| 30 | * This file contains definitions of the bus-related data structures/types.
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| 31 | * Everything contained here is private to xf86Bus.c. In particular the
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| 32 | * video drivers must not include this file.
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| 33 | */
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| 34 |
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| 35 | #ifdef HAVE_XORG_CONFIG_H
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| 36 | #include <xorg-config.h>
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| 37 | #endif
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| 38 |
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| 39 | #ifndef _XF86_BUS_H
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| 40 | #define _XF86_BUS_H
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| 41 |
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| 42 | #include "xf86pciBus.h"
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| 43 | #if defined(__sparc__) || defined(__sparc)
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| 44 | #include "xf86sbusBus.h"
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| 45 | #endif
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| 46 |
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| 47 | typedef struct racInfo {
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| 48 | xf86AccessPtr mem_new;
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| 49 | xf86AccessPtr io_new;
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| 50 | xf86AccessPtr io_mem_new;
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| 51 | xf86SetAccessFuncPtr old;
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| 52 | } AccessFuncRec, *AccessFuncPtr;
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| 53 |
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| 54 |
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| 55 | typedef struct {
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| 56 | DriverPtr driver;
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| 57 | int chipset;
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| 58 | int entityProp;
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| 59 | EntityProc entityInit;
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| 60 | EntityProc entityEnter;
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| 61 | EntityProc entityLeave;
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| 62 | pointer private;
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| 63 | resPtr resources;
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| 64 | Bool active;
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| 65 | Bool inUse;
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| 66 | BusRec bus;
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| 67 | EntityAccessPtr access;
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| 68 | AccessFuncPtr rac;
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| 69 | pointer busAcc;
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| 70 | int lastScrnFlag;
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| 71 | DevUnion * entityPrivates;
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| 72 | int numInstances;
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| 73 | GDevPtr * devices;
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| 74 | IOADDRESS domainIO;
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| 75 | } EntityRec, *EntityPtr;
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| 76 |
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| 77 | #define NO_SEPARATE_IO_FROM_MEM 0x0001
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| 78 | #define NO_SEPARATE_MEM_FROM_IO 0x0002
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| 79 | #define NEED_VGA_ROUTED 0x0004
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| 80 | #define NEED_VGA_ROUTED_SETUP 0x0008
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| 81 | #define NEED_MEM 0x0010
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| 82 | #define NEED_IO 0x0020
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| 83 | #define NEED_MEM_SHARED 0x0040
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| 84 | #define NEED_IO_SHARED 0x0080
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| 85 | #define ACCEL_IS_SHARABLE 0x0100
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| 86 | #define IS_SHARED_ACCEL 0x0200
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| 87 | #define SA_PRIM_INIT_DONE 0x0400
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| 88 | #define NEED_VGA_MEM 0x1000
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| 89 | #define NEED_VGA_IO 0x2000
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| 90 |
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| 91 | #define NEED_SHARED (NEED_MEM_SHARED | NEED_IO_SHARED)
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| 92 |
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| 93 | #define busType bus.type
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| 94 | #define isaBusId bus.id.isa
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| 95 | #define sbusBusId bus.id.sbus
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| 96 |
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| 97 | struct x_BusAccRec;
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| 98 | typedef void (*BusAccProcPtr)(struct x_BusAccRec *ptr);
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| 99 |
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| 100 | typedef struct x_BusAccRec {
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| 101 | BusAccProcPtr set_f;
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| 102 | BusAccProcPtr enable_f;
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| 103 | BusAccProcPtr disable_f;
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| 104 | BusAccProcPtr save_f;
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| 105 | BusAccProcPtr restore_f;
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| 106 | struct x_BusAccRec *current; /* pointer to bridge open on this bus */
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| 107 | struct x_BusAccRec *primary; /* pointer to the bus connecting to this */
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| 108 | struct x_BusAccRec *next; /* this links the different buses together */
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| 109 | BusType type;
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| 110 | BusType busdep_type;
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| 111 | /* Bus-specific fields */
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| 112 | union {
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| 113 | struct {
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| 114 | int bus;
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| 115 | int primary_bus;
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| 116 | struct pci_device * dev;
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| 117 | pciBridgesSave save;
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| 118 | } pci;
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| 119 | } busdep;
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| 120 | } BusAccRec, *BusAccPtr;
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| 121 |
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| 122 | /* state change notification callback */
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| 123 | typedef struct _stateChange {
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| 124 | xf86StateChangeNotificationCallbackFunc func;
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| 125 | pointer arg;
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| 126 | struct _stateChange *next;
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| 127 | } StateChangeNotificationRec, *StateChangeNotificationPtr;
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| 128 |
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| 129 |
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| 130 | extern EntityPtr *xf86Entities;
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| 131 | extern int xf86NumEntities;
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| 132 | extern xf86AccessRec AccessNULL;
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| 133 | extern BusRec primaryBus;
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| 134 | extern resPtr Acc;
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| 135 | extern resPtr ResRange;
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| 136 | extern BusAccPtr xf86BusAccInfo;
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| 137 |
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| 138 | int xf86AllocateEntity(void);
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| 139 | BusType StringToBusType(const char* busID, const char **retID);
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| 140 | memType ChkConflict(resRange *rgp, resPtr res, xf86State state);
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| 141 | Bool xf86IsSubsetOf(resRange range, resPtr list);
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| 142 | resPtr xf86ExtractTypeFromList(resPtr list, unsigned long type);
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| 143 | resPtr xf86FindIntersect(resRange Range, resPtr list);
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| 144 | void RemoveOverlaps(resPtr target, resPtr list, Bool pow2Alignment,
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| 145 | Bool useEstimated);
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| 146 |
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| 147 | #endif /* _XF86_BUS_H */
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