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/*
* Copyright © 2003 Keith Packard
*
* 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 Keith Packard not be used in
* advertising or publicity pertaining to distribution of the software without
* specific, written prior permission. Keith Packard makes no
* representations about the suitability of this software for any purpose. It
* is provided "as is" without express or implied warranty.
*
* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
* EVENT SHALL KEITH PACKARD 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.
*/
#ifdef HAVE_CONFIG_H
#include <kdrive-config.h>
#endif
#include "nvidia.h"
#include "nvidiadraw.h"
#include <X11/Xmd.h>
#include "gcstruct.h"
#include "scrnintstr.h"
#include "pixmapstr.h"
#include "regionstr.h"
#include "mistruct.h"
#include "dixfontstr.h"
#include "fb.h"
#include "migc.h"
#include "miline.h"
#include "picturestr.h"
#include "kaa.h"
CARD8 nvidiaRop[16] = {
/* GXclear */ 0x01, /* 0 */
/* GXand */ 0x0c, /* src AND dst */
/* GXandReverse */ 0x0d, /* src AND NOT dst */
/* GXcopy */ 0x07, /* src */
/* GXandInverted*/ 0x0e, /* NOT src AND dst */
/* GXnoop */ 0x03, /* dst */
/* GXxor */ 0x05, /* src XOR dst */
/* GXor */ 0x0b, /* src OR dst */
/* GXnor */ 0x0f, /* NOT src AND NOT dst */
/* GXequiv */ 0x06, /* NOT src XOR dst */
/* GXinvert */ 0x00, /* NOT dst */
/* GXorReverse */ 0x0a, /* src OR NOT dst */
/* GXcopyInverted*/ 0x04, /* NOT src */
/* GXorInverted */ 0x09, /* NOT src OR dst */
/* GXnand */ 0x08, /* NOT src OR NOT dst */
/* GXset */ 0x02, /* 1 */
};
static NvidiaCardInfo *card;
void
nvidiaWait (NvidiaCardInfo *card, NvidiaFifoFree *free, int n)
{
while (card->fifo_free < n)
{
card->fifo_free = free->FifoFree >> 2;
}
card->fifo_free -= n;
}
void
nvidiaWaitIdle (NvidiaCardInfo *card)
{
while (card->fifo_free < card->fifo_size || (card->busy->busy & 1))
{
card->fifo_free = card->rop->FifoFree.FifoFree >> 2;
}
}
static void
nvidiaWaitMarker (ScreenPtr pScreen, int marker)
{
KdScreenPriv(pScreen);
nvidiaCardInfo(pScreenPriv);
nvidiaWaitIdle (nvidiac);
}
static Bool
nvidiaPrepareSolid (PixmapPtr pPixmap,
int alu,
Pixel pm,
Pixel fg)
{
ScreenPtr pScreen = pPixmap->drawable.pScreen;
KdScreenPriv(pScreen);
nvidiaCardInfo(pScreenPriv);
card = nvidiac;
if (~pm & FbFullMask(pPixmap->drawable.depth))
return FALSE;
nvidiaWait (nvidiac, &nvidiac->rop->FifoFree, 1);
nvidiac->rop->Rop3 = nvidiaRop[alu];
nvidiaWait (nvidiac, &nvidiac->rect->FifoFree, 1);
nvidiac->rect->Color1A = fg;
return TRUE;
}
static void
nvidiaSolid (int x1, int y1, int x2, int y2)
{
nvidiaWait (card, &card->rect->FifoFree, 2);
card->rect->TopLeft = NVIDIA_XY(x1,y1);
card->rect->WidthHeight = NVIDIA_XY(x2-x1,y2-y1);
}
static void
nvidiaDoneSolid (void)
{
}
static Bool
nvidiaPrepareCopy (PixmapPtr pSrcPixmap,
PixmapPtr pDstPixmap,
int dx,
int dy,
int alu,
Pixel pm)
{
ScreenPtr pScreen = pDstPixmap->drawable.pScreen;
KdScreenPriv(pScreen);
nvidiaCardInfo(pScreenPriv);
card = nvidiac;
if (~pm & FbFullMask(pDstPixmap->drawable.depth))
return FALSE;
nvidiaWait (nvidiac, &card->rop->FifoFree, 1);
nvidiac->rop->Rop3 = nvidiaRop[alu];
return TRUE;
}
static void
nvidiaCopy (int srcX,
int srcY,
int dstX,
int dstY,
int w,
int h)
{
nvidiaWait (card, &card->blt->FifoFree, 3);
card->blt->TopLeftSrc = NVIDIA_XY(srcX, srcY);
card->blt->TopLeftDst = NVIDIA_XY(dstX, dstY);
card->blt->WidthHeight = NVIDIA_XY(w, h);
}
static void
nvidiaDoneCopy (void)
{
}
Bool
nvidiaDrawInit (ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
nvidiaCardInfo(pScreenPriv);
nvidiaScreenInfo(pScreenPriv);
Bool ret = TRUE;
ENTER ();
if (pScreenPriv->screen->fb[0].depth == 4)
ret = FALSE;
memset(&nvidias->kaa, 0, sizeof(KaaScreenInfoRec));
nvidias->kaa.waitMarker = nvidiaWaitMarker;
nvidias->kaa.PrepareSolid = nvidiaPrepareSolid;
nvidias->kaa.Solid = nvidiaSolid;
nvidias->kaa.DoneSolid = nvidiaDoneSolid;
nvidias->kaa.PrepareCopy = nvidiaPrepareCopy;
nvidias->kaa.Copy = nvidiaCopy;
nvidias->kaa.DoneCopy = nvidiaDoneCopy;
if (ret && !nvidiac->rop)
{
ErrorF ("Failed to map fifo registers\n");
ret = FALSE;
}
if (ret && !nvidiac->rop->FifoFree.FifoFree)
{
ErrorF ("Fifo appears broken\n");
ret = FALSE;
}
if (ret && !kaaDrawInit (pScreen, &nvidias->kaa))
{
ErrorF ("kaaDrawInit failed\n");
ret = FALSE;
}
LEAVE ();
return ret;
}
#define PIX_FORMAT_MONO 0
#define PIX_FORMAT_PSEUDO_8 2
#define PIX_FORMAT_TRUE_1555 3
#define PIX_FORMAT_TRUE_565 4
#define PIX_FORMAT_TRUE_8888 6
#define PIX_FORMAT_TRUE_332 7
#define PIX_FORMAT_GRAY_8 8
#define PIX_FORMAT_YUV_422 0xb
#define PIX_FORMAT_YUV_444 0xe
#define PIX_FORMAT_TRUE_4444 0xf
void
nvidiaDrawEnable (ScreenPtr pScreen)
{
KdScreenPriv(pScreen);
nvidiaCardInfo(pScreenPriv);
ENTER ();
nvidiac->fifo_size = nvidiac->rop->FifoFree.FifoFree;
nvidiac->fifo_free = 0;
kaaMarkSync (pScreen);
LEAVE ();
}
void
nvidiaDrawDisable (ScreenPtr pScreen)
{
}
void
nvidiaDrawFini (ScreenPtr pScreen)
{
}
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