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Diffstat (limited to 'xorg-server/mi/mibank.h')
-rw-r--r-- | xorg-server/mi/mibank.h | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/xorg-server/mi/mibank.h b/xorg-server/mi/mibank.h deleted file mode 100644 index 0c10540a7..000000000 --- a/xorg-server/mi/mibank.h +++ /dev/null @@ -1,112 +0,0 @@ -/* - * Copyright 1997 through 2004 by Marc Aurele La France (TSI @ UQV), tsi@xfree86.org - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that copyright - * notice and this permission notice appear in supporting documentation, and - * that the name of Marc Aurele La France not be used in advertising or - * publicity pertaining to distribution of the software without specific, - * written prior permission. Marc Aurele La France makes no representations - * about the suitability of this software for any purpose. It is provided - * "as-is" without express or implied warranty. - * - * MARC AURELE LA FRANCE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO - * EVENT SHALL MARC AURELE LA FRANCE BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - - -#ifndef __MIBANK_H__ -#define __MIBANK_H__ 1 - -#include "scrnintstr.h" - -/* - * Banking external interface. - */ - -/* - * This is the banking function type. The return value is normally zero. - * Non-zero returns can be used to implement the likes of scanline interleave, - * etc. - */ -typedef int miBankProc( - ScreenPtr /*pScreen*/, - unsigned int /*iBank*/ -); - -typedef miBankProc *miBankProcPtr; - -typedef struct _miBankInfo -{ - /* - * Banking refers to the use of one or more apertures (in the server's - * address space) to access various parts of a potentially larger hardware - * frame buffer. - * - * Three different banking schemes are supported: - * - * Single banking is indicated when pBankA and pBankB are equal and all - * three miBankProcPtr's point to the same function. Here, both reads and - * writes through the aperture access the same hardware location. - * - * Shared banking is indicated when pBankA and pBankB are equal but the - * source and destination functions differ. Here reads through the - * aperture do not necessarily access the same hardware location as writes. - * - * Double banking is indicated when pBankA and pBankB differ. Here two - * independent apertures are used to provide read/write access to - * potentially different hardware locations. - * - * Any other combination will result in no banking. - */ - miBankProcPtr SetSourceBank; /* Set pBankA bank number */ - miBankProcPtr SetDestinationBank; /* Set pBankB bank number */ - miBankProcPtr SetSourceAndDestinationBanks; /* Set both bank numbers */ - - pointer pBankA; /* First aperture location */ - pointer pBankB; /* First or second aperture location */ - - /* - * BankSize is in units of sizeof(char) and is the size of each bank. - */ - unsigned long BankSize; - - /* - * nBankDepth is the colour depth associated with the maximum number of a - * pixel's bits that are simultaneously accessible through the frame buffer - * aperture. - */ - unsigned int nBankDepth; -} miBankInfoRec, *miBankInfoPtr; - -extern _X_EXPORT Bool -miInitializeBanking( - ScreenPtr /*pScreen*/, - unsigned int /*xsize*/, - unsigned int /*ysize*/, - unsigned int /*width*/, - miBankInfoPtr /*pBankInfo*/ -); - -/* - * This function determines the minimum screen width, given a initial estimate - * and various screen attributes. DDX needs to determine this width before - * initializing the screen. - */ -extern _X_EXPORT int -miScanLineWidth( - unsigned int /*xsize*/, - unsigned int /*ysize*/, - unsigned int /*width*/, - unsigned long /*BankSize*/, - PixmapFormatRec * /*pBankFormat*/, - unsigned int /*nWidthUnit*/ -); - -#endif /* __MIBANK_H__ */ |