94648799c8
Off-screen reallocation could have used a stale pointer. Separate framebuffer mapping computation from actual frame buffer mapping. Now map the frame buffer from vesaEnable so that VT switch shares the same mapping code. This makes sure any shadow framebuffer is allocated again.
297 lines
6.6 KiB
C
297 lines
6.6 KiB
C
/*
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Copyright (c) 2000 by Juliusz Chroboczek
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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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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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 THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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/* $RCSId: xc/programs/Xserver/hw/kdrive/vesa/vesa.h,v 1.13 2002/09/29 23:39:47 keithp Exp $ */
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#ifndef _VESA_H_
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#define _VESA_H_
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#include "kdrive.h"
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#include "shadow.h"
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#include "vm86.h"
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#ifdef RANDR
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#include "randrstr.h"
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#endif
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#define VESA_TEXT_SAVE (64*1024)
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#define MODE_SUPPORTED 0x01
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#define MODE_COLOUR 0x08
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#define MODE_GRAPHICS 0x10
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#define MODE_VGA 0x20
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#define MODE_LINEAR 0x80
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#define MODE_DIRECT 0x1
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#define MEMORY_TEXT 0
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#define MEMORY_CGA 1
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#define MEMORY_HERCULES 2
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#define MEMORY_PLANAR 3
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#define MEMORY_PSEUDO 4
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#define MEMORY_NONCHAIN 5
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#define MEMORY_DIRECT 6
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#define MEMORY_YUV 7
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typedef struct _VesaMode {
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int mode; /* mode number */
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int vbe; /* a VBE mode */
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int ModeAttributes; /* mode attributes */
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int NumberOfPlanes; /* number of memory planes */
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int BitsPerPixel; /* bits per pixel */
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int MemoryModel; /* memory model type */
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int RedMaskSize; /* size of direct color red mask in bits */
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int RedFieldPosition; /* bit position of lsb of red mask */
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int GreenMaskSize; /* size of direct color green mask in bits */
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int GreenFieldPosition; /* bit position of lsb of green mask */
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int BlueMaskSize; /* size of direct color blue mask in bits */
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int BlueFieldPosition; /* bit position of lsb of blue mask */
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int RsvdMaskSize; /* size of direct color reserved mask bits*/
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int RsvdFieldPosition; /* bit position of lsb of reserved mask */
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int DirectColorModeInfo; /* direct color mode attributes */
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int XResolution; /* horizontal resolution */
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int YResolution; /* vertical resolution */
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int BytesPerScanLine; /* bytes per scan line */
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} VesaModeRec, *VesaModePtr;
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#include "vbe.h"
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#include "vga.h"
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typedef struct _VesaCardPriv {
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int vbe;
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VesaModePtr modes;
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int nmode;
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Vm86InfoPtr vi;
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int vga_palette;
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int old_vbe_mode;
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int old_vga_mode;
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VbeInfoPtr vbeInfo;
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char text[VESA_TEXT_SAVE];
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CARD8 cmap[256*4];
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} VesaCardPrivRec, *VesaCardPrivPtr;
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#define VESA_LINEAR 0
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#define VESA_WINDOWED 1
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#define VESA_PLANAR 2
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#define VESA_MONO 3
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typedef struct _VesaScreenPriv {
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VesaModeRec mode;
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Bool shadow;
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Rotation randr;
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int mapping;
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int origDepth;
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void *fb;
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int fb_size;
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CARD32 fb_phys;
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PixmapPtr pShadow;
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Bool mapped;
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} VesaScreenPrivRec, *VesaScreenPrivPtr;
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extern int vesa_video_mode;
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extern Bool vesa_force_mode;
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void
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vesaReportMode (VesaModePtr mode);
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VesaModePtr
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vesaGetModes (Vm86InfoPtr vi, int *ret_nmode);
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void
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vesaTestMode (void);
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void *
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vesaSetWindowPlanar(ScreenPtr pScreen,
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CARD32 row,
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CARD32 offset,
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int mode,
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CARD32 *size);
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void *
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vesaSetWindowLinear (ScreenPtr pScreen,
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CARD32 row,
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CARD32 offset,
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int mode,
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CARD32 *size);
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void *
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vesaSetWindowWindowed (ScreenPtr pScreen,
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CARD32 row,
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CARD32 offset,
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int mode,
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CARD32 *size);
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void *
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vesaWindowPlanar (ScreenPtr pScreen,
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CARD32 row,
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CARD32 offset,
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int mode,
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CARD32 *size,
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void *closure);
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void *
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vesaWindowLinear (ScreenPtr pScreen,
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CARD32 row,
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CARD32 offset,
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int mode,
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CARD32 *size,
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void *closure);
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void *
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vesaWindowWindowed (ScreenPtr pScreen,
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CARD32 row,
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CARD32 offset,
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int mode,
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CARD32 *size,
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void *closure);
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void *
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vesaWindowCga (ScreenPtr pScreen,
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CARD32 row,
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CARD32 offset,
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int mode,
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CARD32 *size,
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void *closure);
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void
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vesaUpdateMono (ScreenPtr pScreen,
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shadowBufPtr pBuf);
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Bool
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vesaCreateColormap16 (ColormapPtr pmap);
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void
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vesaSetScreenSizes (ScreenPtr pScreen);
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Bool
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vesaSetShadow (ScreenPtr pScreen);
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void
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vesaListModes(void);
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Bool
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vesaInitialize(KdCardInfo *card, VesaCardPrivPtr priv);
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Bool
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vesaCardInit(KdCardInfo *card);
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int
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vesaDepth (VesaModePtr mode);
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Bool
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vesaModeGood (KdScreenInfo *screen,
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VesaModePtr a);
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int
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vesaSizeError (KdScreenInfo *screen,
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VesaModePtr a);
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Bool
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vesaModeBetter (KdScreenInfo *screen,
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VesaModePtr a,
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VesaModePtr b);
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VesaModePtr
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vesaSelectMode (KdScreenInfo *screen);
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Bool
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vesaInitialize (KdCardInfo *card, VesaCardPrivPtr priv);
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Bool
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vesaScreenInitialize (KdScreenInfo *screen, VesaScreenPrivPtr pscr);
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Bool
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vesaScreenInit(KdScreenInfo *screen);
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PixmapPtr
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vesaGetPixmap (ScreenPtr pScreen);
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Bool
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vesaInitScreen(ScreenPtr pScreen);
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Bool
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vesaFinishInitScreen(ScreenPtr pScreen);
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Bool
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vesaCreateResources (ScreenPtr pScreen);
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Bool
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vesaSetMode (ScreenPtr pScreen,
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VesaModePtr mode);
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Bool
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vesaEnable(ScreenPtr pScreen);
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Bool
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vesaDPMS (ScreenPtr pScreen, int mode);
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void
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vesaDisable(ScreenPtr pScreen);
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void
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vesaPreserve(KdCardInfo *card);
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void
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vesaRestore(KdCardInfo *card);
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void
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vesaCardFini(KdCardInfo *card);
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void
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vesaScreenFini(KdScreenInfo *screen);
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int
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vesaSetPalette(VesaCardPrivPtr priv, int first, int number, U8 *entries);
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int
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vesaGetPalette(VesaCardPrivPtr priv, int first, int number, U8 *entries);
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void
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vesaPutColors (ScreenPtr pScreen, int fb, int n, xColorItem *pdefs);
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void
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vesaGetColors (ScreenPtr pScreen, int fb, int n, xColorItem *pdefs);
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void
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vesaUseMsg (void);
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int
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vesaProcessArgument (int argc, char **argv, int i);
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#ifdef RANDR
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Bool
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vesaRandRGetInfo (ScreenPtr pScreen, Rotation *rotations);
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Bool
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vesaRandRSetConfig (ScreenPtr pScreen,
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Rotation randr,
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int rate,
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RRScreenSizePtr pSize);
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Bool
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vesaRandRInit (ScreenPtr pScreen);
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#endif
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Bool
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toshibaDPMS (ScreenPtr pScreen, int mode);
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#endif /* _VESA_H_ */
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