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/*
* Acceleration for the LEO (ZX) framebuffer.
*
* Copyright (C) 1999, 2000 Jakub Jelinek (jakub@redhat.com)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* JAKUB JELINEK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define PSZ 32
#include "scrnintstr.h"
#include "pixmapstr.h"
#include "regionstr.h"
#include "mistruct.h"
#include <X11/fonts/fontstruct.h>
#include "dixfontstr.h"
#include "fb.h"
#include "mibstore.h"
#include "mifillarc.h"
#include "miwideline.h"
#include "mi.h"
#include "leo.h"
#if HAS_DEVPRIVATEKEYREC
DevPrivateKeyRec LeoGCPrivateIndex;
#else
int LeoGCPrivateIndex;
#endif
int leoRopTable[16] = {
LEO_ATTR_RGBE_ENABLE|LEO_ROP_ZERO, /* GXclear */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW_AND_OLD, /* GXand */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW_AND_NOLD, /* GXandReverse */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW, /* GXcopy */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NNEW_AND_OLD, /* GXandInverted */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_OLD, /* GXnoop */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW_XOR_OLD, /* GXxor */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW_OR_OLD, /* GXor */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NNEW_AND_NOLD, /* GXnor */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NNEW_XOR_NOLD, /* GXequiv */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NOLD, /* GXinvert */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW_OR_NOLD, /* GXorReverse */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NNEW, /* GXcopyInverted */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NNEW_OR_OLD, /* GXorInverted */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_NNEW_OR_NOLD, /* GXnand */
LEO_ATTR_RGBE_ENABLE|LEO_ROP_ONES /* GXset */
};
void LeoVtChange (ScreenPtr pScreen, int enter)
{
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
LeoPtr pLeo = GET_LEO_FROM_SCRN (pScrn);
LeoCommand0 *lc0 = pLeo->lc0;
LeoDraw *ld0 = pLeo->ld0;
ld0->wid = 1;
ld0->widclip = 0;
ld0->wmask = 0xffff;
ld0->planemask = 0xffffff;
ld0->rop = LEO_ATTR_WE_ENABLE|LEO_ATTR_RGBE_ENABLE|LEO_ATTR_FORCE_WID;
ld0->fg = 0;
ld0->vclipmin = 0;
ld0->vclipmax = (pLeo->psdp->width - 1) | ((pLeo->psdp->height - 1) << 16);
while (lc0->csr & LEO_CSR_BLT_BUSY);
lc0->extent = (pLeo->psdp->width - 1) | ((pLeo->psdp->height - 1) << 11);
lc0->fill = 0;
while (lc0->csr & LEO_CSR_BLT_BUSY);
lc0->addrspace = LEO_ADDRSPC_OBGR;
ld0->rop = LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW;
}
extern Bool LeoCreateGC (GCPtr pGC);
Bool LeoAccelInit (ScreenPtr pScreen, LeoPtr pLeo)
{
LeoCommand0 *lc0;
LeoDraw *ld0;
#if LEO_OLDPRIV
static int LeoGeneration;
if (serverGeneration != LeoGeneration) {
LeoGCPrivateIndex = AllocateGCPrivateIndex();
LeoGeneration = serverGeneration;
}
if (!AllocateGCPrivate(pScreen, LeoGCPrivateIndex, sizeof(LeoPrivGCRec)))
return FALSE;
#elif HAS_DIXREGISTERPRIVATEKEY
if (!dixRegisterPrivateKey(&LeoGCPrivateIndex, PRIVATE_GC, sizeof(LeoPrivGCRec)))
return FALSE;
#else
if (!dixRequestPrivate(&LeoGCPrivateIndex, sizeof(LeoPrivGCRec)))
return FALSE;
#endif
pLeo->lc0 = lc0 = (LeoCommand0 *) ((char *)pLeo->fb + LEO_LC0_VOFF);
pLeo->ld0 = ld0 = (LeoDraw *) ((char *)pLeo->fb + LEO_LD0_VOFF);
if (!pLeo->NoAccel) /* XXX do nothing */ ;
/* We will now clear the screen: we'll draw a rectangle covering all the
* viewscreen, using a 'blackness' ROP.
*/
ld0->wid = 1;
ld0->widclip = 0;
ld0->wmask = 0xffff;
ld0->planemask = 0xffffff;
ld0->rop = LEO_ATTR_WE_ENABLE|LEO_ATTR_RGBE_ENABLE|LEO_ATTR_FORCE_WID;
ld0->fg = 0;
ld0->vclipmin = 0;
ld0->vclipmax = (pLeo->psdp->width - 1) | ((pLeo->psdp->height - 1) << 16);
pLeo->vclipmax = (pLeo->psdp->width - 1) | ((pLeo->psdp->height - 1) << 16);
pLeo->width = pLeo->psdp->width;
pLeo->height = pLeo->psdp->height;
while (lc0->csr & LEO_CSR_BLT_BUSY);
lc0->extent = (pLeo->psdp->width - 1) | ((pLeo->psdp->height - 1) << 11);
lc0->fill = 0;
while (lc0->csr & LEO_CSR_BLT_BUSY);
lc0->addrspace = LEO_ADDRSPC_OBGR;
ld0->rop = LEO_ATTR_RGBE_ENABLE|LEO_ROP_NEW;
/* Success */
return TRUE;
}
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