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-rw-r--r--hw/xfree86/common/xf86Bus.h135
1 files changed, 135 insertions, 0 deletions
diff --git a/hw/xfree86/common/xf86Bus.h b/hw/xfree86/common/xf86Bus.h
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+++ b/hw/xfree86/common/xf86Bus.h
@@ -0,0 +1,135 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86Bus.h,v 1.21 2002/11/25 14:04:56 eich Exp $ */
+/*
+ * Copyright (c) 1997 by The XFree86 Project, Inc.
+ */
+
+/*
+ * 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;
+ void (*func)(PCITAG,int,CARD32,CARD32);
+ } 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 */