Initial revision

1 files changed, 193 insertions, 0 deletions

diff --git a/hw/xfree86/common/xf86fbman.h b/hw/xfree86/common/xf86fbman.h
new file mode 100644
index 000000000..673c7bc33
--- /dev/null
+++ b/hw/xfree86/common/xf86fbman.h
@@ -0,0 +1,193 @@
+/* $XFree86: xc/programs/Xserver/hw/xfree86/common/xf86fbman.h,v 1.12 2001/08/28 16:55:09 tsi Exp $ */
+
+#ifndef _XF86FBMAN_H
+#define _XF86FBMAN_H
+
+
+#include "scrnintstr.h"
+#include "regionstr.h"
+
+
+#define FAVOR_AREA_THEN_WIDTH		0
+#define FAVOR_AREA_THEN_HEIGHT		1
+#define FAVOR_WIDTH_THEN_AREA		2
+#define FAVOR_HEIGHT_THEN_AREA		3
+
+#define PRIORITY_LOW			0
+#define PRIORITY_NORMAL			1
+#define PRIORITY_EXTREME		2
+
+
+typedef struct _FBArea {
+   ScreenPtr    pScreen;
+   BoxRec   	box;
+   int 		granularity;
+   void 	(*MoveAreaCallback)(struct _FBArea*, struct _FBArea*);
+   void 	(*RemoveAreaCallback)(struct _FBArea*);
+   DevUnion 	devPrivate;
+} FBArea, *FBAreaPtr;
+
+typedef struct _FBLinear {
+   ScreenPtr    pScreen;
+   int		size;
+   int 		offset;
+   int 		granularity;
+   void 	(*MoveLinearCallback)(struct _FBLinear*, struct _FBLinear*);
+   void 	(*RemoveLinearCallback)(struct _FBLinear*);
+   DevUnion 	devPrivate;
+} FBLinear, *FBLinearPtr;
+
+typedef void (*FreeBoxCallbackProcPtr)(ScreenPtr, RegionPtr, pointer);
+typedef void (*MoveAreaCallbackProcPtr)(FBAreaPtr, FBAreaPtr);
+typedef void (*RemoveAreaCallbackProcPtr)(FBAreaPtr);
+
+typedef void (*MoveLinearCallbackProcPtr)(FBLinearPtr, FBLinearPtr);
+typedef void (*RemoveLinearCallbackProcPtr)(FBLinearPtr);
+
+
+typedef struct {
+    FBAreaPtr (*AllocateOffscreenArea)(
+		ScreenPtr pScreen, 
+		int w, int h,
+		int granularity,
+		MoveAreaCallbackProcPtr moveCB,
+		RemoveAreaCallbackProcPtr removeCB,
+		pointer privData);
+    void      (*FreeOffscreenArea)(FBAreaPtr area);
+    Bool      (*ResizeOffscreenArea)(FBAreaPtr area, int w, int h);
+    Bool      (*QueryLargestOffscreenArea)(
+		ScreenPtr pScreen,
+		int *width, int *height,
+		int granularity,
+		int preferences,
+		int priority);
+    Bool      (*RegisterFreeBoxCallback)( 
+		ScreenPtr pScreen,  
+		FreeBoxCallbackProcPtr FreeBoxCallback,
+		pointer devPriv);
+/* linear functions */
+    FBLinearPtr (*AllocateOffscreenLinear)(
+		ScreenPtr pScreen, 
+		int size,
+		int granularity,
+		MoveLinearCallbackProcPtr moveCB,
+		RemoveLinearCallbackProcPtr removeCB,
+		pointer privData);
+    void      (*FreeOffscreenLinear)(FBLinearPtr area);
+    Bool      (*ResizeOffscreenLinear)(FBLinearPtr area, int size);
+    Bool      (*QueryLargestOffscreenLinear)(
+		ScreenPtr pScreen,
+		int *size,
+		int granularity,
+		int priority);
+    Bool      (*PurgeOffscreenAreas) (ScreenPtr);
+} FBManagerFuncs, *FBManagerFuncsPtr;
+
+
+Bool xf86RegisterOffscreenManager(
+    ScreenPtr pScreen, 
+    FBManagerFuncsPtr funcs
+);
+
+Bool
+xf86InitFBManagerRegion(
+    ScreenPtr pScreen, 
+    RegionPtr ScreenRegion
+);
+
+Bool
+xf86InitFBManagerArea(
+    ScreenPtr pScreen,
+    int PixalArea,
+    int Verbosity
+);
+
+Bool
+xf86InitFBManager(
+    ScreenPtr pScreen, 
+    BoxPtr FullBox
+);
+
+Bool 
+xf86FBManagerRunning(
+    ScreenPtr pScreen
+);
+
+FBAreaPtr 
+xf86AllocateOffscreenArea (
+   ScreenPtr pScreen, 
+   int w, int h,
+   int granularity,
+   MoveAreaCallbackProcPtr moveCB,
+   RemoveAreaCallbackProcPtr removeCB,
+   pointer privData
+);
+
+FBAreaPtr 
+xf86AllocateLinearOffscreenArea (
+   ScreenPtr pScreen, 
+   int length,
+   int granularity,
+   MoveAreaCallbackProcPtr moveCB,
+   RemoveAreaCallbackProcPtr removeCB,
+   pointer privData
+);
+
+FBLinearPtr 
+xf86AllocateOffscreenLinear (
+   ScreenPtr pScreen, 
+   int length,
+   int granularity,
+   MoveLinearCallbackProcPtr moveCB,
+   RemoveLinearCallbackProcPtr removeCB,
+   pointer privData
+);
+
+void xf86FreeOffscreenArea(FBAreaPtr area);
+void xf86FreeOffscreenLinear(FBLinearPtr area);
+
+Bool 
+xf86ResizeOffscreenArea(
+   FBAreaPtr resize,
+   int w, int h
+);
+
+Bool 
+xf86ResizeOffscreenLinear(
+   FBLinearPtr resize,
+   int size
+);
+
+
+Bool
+xf86RegisterFreeBoxCallback(
+    ScreenPtr pScreen,  
+    FreeBoxCallbackProcPtr FreeBoxCallback,
+    pointer devPriv
+);
+
+Bool
+xf86PurgeUnlockedOffscreenAreas(
+    ScreenPtr pScreen
+);
+
+
+Bool
+xf86QueryLargestOffscreenArea(
+    ScreenPtr pScreen,
+    int *width, int *height,
+    int granularity,
+    int preferences,
+    int priority
+);
+
+Bool
+xf86QueryLargestOffscreenLinear(
+    ScreenPtr pScreen,
+    int *size,
+    int granularity,
+    int priority
+);
+
+
+#endif /* _XF86FBMAN_H */