328 lines
8.8 KiB
C
328 lines
8.8 KiB
C
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/*
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* $Id: mgadraw.c,v 1.1.1.1 2006/11/26 18:22:17 matthieu Exp $
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*
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* Copyright <EFBFBD> 2003-2004 Anders Carlsson
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Anders Carlsson not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Anders Carlsson makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* ANDERS CARLSSON DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL ANDERS CARLSSON BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $Header: /home/cvs/xenocara/xserver/hw/kdrive/mga/Attic/mgadraw.c,v 1.1.1.1 2006/11/26 18:22:17 matthieu Exp $ */
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#ifdef HAVE_CONFIG_H
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#include <kdrive-config.h>
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#endif
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#include "mga.h"
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#include "g400_common.h"
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#include "kaa.h"
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#include <unistd.h>
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CARD32 mgaRop[16] = {
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/* GXclear */ MGA_ATYPE_RPL | 0x00000000, /* 0 */
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/* GXand */ MGA_ATYPE_RSTR | 0x00080000, /* src AND dst */
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/* GXandReverse */ MGA_ATYPE_RSTR | 0x00040000, /* src AND NOT dst */
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/* GXcopy */ MGA_ATYPE_RSTR | 0x000c0000, /* src */
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/* GXandInverted */ MGA_ATYPE_RSTR | 0x00020000, /* NOT src AND dst */
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/* GXnoop */ MGA_ATYPE_RSTR | 0x000a0000, /* dst */
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/* GXxor */ MGA_ATYPE_RSTR | 0x00060000, /* src XOR dst */
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/* GXor */ MGA_ATYPE_RSTR | 0x000e0000, /* src OR dst */
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/* GXnor */ MGA_ATYPE_RSTR | 0x00010000, /* NOT src AND NOT dst */
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/* GXequiv */ MGA_ATYPE_RSTR | 0x00090000, /* NOT src XOR dst */
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/* GXinvert */ MGA_ATYPE_RSTR | 0x00050000, /* NOT dst */
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/* GXorReverse */ MGA_ATYPE_RSTR | 0x000d0000, /* src OR NOT dst */
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/* GXcopyInverted */ MGA_ATYPE_RPL | 0x00030000, /* NOT src */
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/* GXorInverted */ MGA_ATYPE_RSTR | 0x000b0000, /* NOT src OR dst */
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/* GXnand */ MGA_ATYPE_RSTR | 0x00070000, /* NOT src OR NOT dst */
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/* GXset */ MGA_ATYPE_RPL | 0x000f0000 /* 1 */
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};
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VOL8 *mmio;
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int fifo_size;
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int pitch, src_pitch;
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int dir;
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void
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mgaWaitAvail (int n)
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{
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if (fifo_size < n) {
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while ((fifo_size = MGA_IN32 (mmio, MGA_REG_FIFOSTATUS) & 0xff) < n)
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;
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}
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fifo_size -= n;
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}
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#define MGA_OUT8(mmio, a, v) (*(VOL8 *) ((mmio) + (a)) = (v))
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#define MGA_REG_CRTC_INDEX (0x1fd4)
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void
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mgaWaitIdle (void)
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{
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mgaWaitAvail (2);
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MGA_OUT32(mmio, MGA_REG_CACHEFLUSH, 0);
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/* MGA_OUT8 (mmio, MGA_REG_CRTC_INDEX, 0); */
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while (MGA_IN32 (mmio, MGA_REG_STATUS) & 0x10000)
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;
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}
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static void
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mgaWaitMarker (ScreenPtr pScreen, int marker)
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{
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KdScreenPriv (pScreen);
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mgaCardInfo (pScreenPriv);
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mmio = mgac->reg_base;
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mgaWaitIdle ();
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}
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Bool
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mgaSetup (ScreenPtr pScreen, int dest_bpp, int wait)
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{
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KdScreenPriv (pScreen);
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mgaScreenInfo (pScreenPriv);
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mgaCardInfo (pScreenPriv);
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fifo_size = 0;
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mmio = mgac->reg_base;
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pitch = mgas->pitch;
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if (!mmio)
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return FALSE;
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mgaWaitAvail (wait + 4);
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/* Set the format of the destination pixmap */
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switch (dest_bpp) {
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case 8:
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MGA_OUT32 (mmio, MGA_REG_MACCESS, MGA_PW8);
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break;
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case 16:
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MGA_OUT32 (mmio, MGA_REG_MACCESS, MGA_PW16);
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break;
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case 24:
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case 32:
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MGA_OUT32 (mmio, MGA_REG_MACCESS, MGA_PW24);
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break;
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}
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MGA_OUT32 (mmio, MGA_REG_CXBNDRY, 0xffff0000);
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MGA_OUT32 (mmio, MGA_REG_YTOP, 0x00000000);
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MGA_OUT32 (mmio, MGA_REG_YBOT, 0x007fffff);
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return TRUE;
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}
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static Bool
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mgaPrepareSolid (PixmapPtr pPixmap, int alu, Pixel pm, Pixel fg)
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{
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KdScreenPriv(pPixmap->drawable.pScreen);
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int cmd;
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int dst_org;
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/* We must pad pm and fg depending on the format of the
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* destination pixmap
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*/
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switch (pPixmap->drawable.bitsPerPixel) {
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case 16:
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fg |= fg << 16;
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pm |= pm << 16;
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break;
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case 8:
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fg |= (fg << 8) | (fg << 16) | (fg << 24);
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pm |= (pm << 8) | (pm << 16) | (pm << 24);
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break;
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}
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cmd = MGA_OPCOD_TRAP | MGA_DWGCTL_SOLID | MGA_DWGCTL_ARZERO | MGA_DWGCTL_SGNZERO |
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MGA_DWGCTL_SHIFTZERO | mgaRop[alu];
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dst_org = (int)pPixmap->devPrivate.ptr - (int)pScreenPriv->screen->memory_base;
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mgaSetup (pPixmap->drawable.pScreen, pPixmap->drawable.bitsPerPixel, 5);
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MGA_OUT32 (mmio, MGA_REG_DSTORG, dst_org);
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MGA_OUT32 (mmio, MGA_REG_PITCH, pPixmap->devKind / (pPixmap->drawable.bitsPerPixel >> 3));
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MGA_OUT32 (mmio, MGA_REG_DWGCTL, cmd);
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MGA_OUT32 (mmio, MGA_REG_FCOL, fg);
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MGA_OUT32 (mmio, MGA_REG_PLNWT, pm);
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return TRUE;
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}
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static void
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mgaSolid (int x1, int y1, int x2, int y2)
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{
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mgaWaitAvail (2);
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MGA_OUT32 (mmio, MGA_REG_FXBNDRY, (x2 << 16) | (x1 & 0xffff));
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MGA_OUT32 (mmio, MGA_REG_YDSTLEN | MGA_REG_EXEC, (y1 << 16) | (y2 - y1));
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}
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static void
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mgaDoneSolid (void)
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{
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}
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#define BLIT_LEFT 1
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#define BLIT_UP 4
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static Bool
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mgaPrepareCopy (PixmapPtr pSrcPixmap, PixmapPtr pDstPixmap,
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int dx, int dy, int alu, Pixel pm)
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{
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KdScreenPriv(pSrcPixmap->drawable.pScreen);
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int cmd;
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cmd = MGA_OPCOD_BITBLT | MGA_DWGCTL_BFCOL | MGA_DWGCTL_SHIFTZERO | mgaRop[alu];
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dir = 0;
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if (dy < 0)
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dir |= BLIT_UP;
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if (dx < 0)
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dir |= BLIT_LEFT;
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mgaSetup (pSrcPixmap->drawable.pScreen,
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pDstPixmap->drawable.bitsPerPixel, 7);
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MGA_OUT32 (mmio, MGA_REG_SRCORG, ((int)pSrcPixmap->devPrivate.ptr -
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(int)pScreenPriv->screen->memory_base));
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MGA_OUT32 (mmio, MGA_REG_DSTORG, ((int)pDstPixmap->devPrivate.ptr -
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(int)pScreenPriv->screen->memory_base));
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MGA_OUT32 (mmio, MGA_REG_PITCH, (pDstPixmap->devKind /
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(pDstPixmap->drawable.bitsPerPixel >> 3)));
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src_pitch = pSrcPixmap->devKind / (pSrcPixmap->drawable.bitsPerPixel >> 3);
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MGA_OUT32 (mmio, MGA_REG_DWGCTL, cmd);
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MGA_OUT32 (mmio, MGA_REG_SGN, dir);
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MGA_OUT32 (mmio, MGA_REG_PLNWT, pm);
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MGA_OUT32 (mmio, MGA_REG_AR5, src_pitch * (dy < 0 ? -1 : 1) );
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return TRUE;
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}
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static void
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mgaCopy (int srcX, int srcY, int dstX, int dstY, int w, int h)
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{
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int start, end;
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if (dir & BLIT_UP)
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{
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srcY += h - 1;
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dstY += h - 1;
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}
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w--;
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start = end = srcY * src_pitch + srcX;
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if (dir & BLIT_LEFT)
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start += w;
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else
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end += w;
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mgaWaitAvail (4);
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MGA_OUT32 (mmio, MGA_REG_AR0, end);
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MGA_OUT32 (mmio, MGA_REG_AR3, start);
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MGA_OUT32 (mmio, MGA_REG_FXBNDRY, ((dstX + w) << 16) | (dstX & 0xffff));
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MGA_OUT32 (mmio, MGA_REG_YDSTLEN | MGA_REG_EXEC, (dstY << 16) | h);
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}
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static void
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mgaDoneCopy (void)
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{
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}
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#if 0
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static Bool
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mgaUploadToScreen(PixmapPtr pDst, char *src, int src_pitch) {
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/*fprintf(stderr,"Upload to Screen %p [%d]\n",src,src_pitch);*/
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return TRUE;
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}
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#endif
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Bool
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mgaDrawInit (ScreenPtr pScreen)
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{
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KdScreenPriv(pScreen);
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mgaScreenInfo (pScreenPriv);
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KdCardInfo *card = pScreenPriv->card;
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memset(&mgas->kaa, 0, sizeof(KaaScreenInfoRec));
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mgas->kaa.waitMarker = mgaWaitMarker;
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mgas->kaa.PrepareSolid = mgaPrepareSolid;
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mgas->kaa.Solid = mgaSolid;
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mgas->kaa.DoneSolid = mgaDoneSolid;
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mgas->kaa.PrepareCopy = mgaPrepareCopy;
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mgas->kaa.Copy = mgaCopy;
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mgas->kaa.DoneCopy = mgaDoneCopy;
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/* In PW24 mode, we need to align to "3 64-bytes" */
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mgas->kaa.offsetAlign = 192;
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/* Pitch alignment is in sets of 32 pixels, and we need to cover 32bpp, so
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* 128 bytes
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*/
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mgas->kaa.pitchAlign = 128;
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mgas->kaa.flags = KAA_OFFSCREEN_PIXMAPS;
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if (card->attr.deviceID == MGA_G4XX_DEVICE_ID) {
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mgas->kaa.CheckComposite = mgaCheckComposite;
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mgas->kaa.PrepareComposite = mgaPrepareComposite;
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mgas->kaa.Composite = mgaComposite;
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mgas->kaa.DoneComposite = mgaDoneComposite;
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}
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/*mgas->kaa.UploadToScreen=mgaUploadToScreen;*/
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if (!kaaDrawInit (pScreen, &mgas->kaa))
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return FALSE;
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return TRUE;
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}
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void
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mgaDrawEnable (ScreenPtr pScreen)
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{
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KdScreenPriv (pScreen);
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mgaScreenInfo (pScreenPriv);
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mgas->pitch = pScreenPriv->screen->width;
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switch (pScreenPriv->screen->fb[0].depth) {
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case 8:
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mgas->pw = MGA_PW8;
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break;
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case 16:
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mgas->pw = MGA_PW16;
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break;
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case 24:
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case 32:
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mgas->pw = MGA_PW24;
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break;
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default:
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FatalError ("unsupported pixel format");
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}
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kaaMarkSync (pScreen);
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}
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void
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mgaDrawDisable (ScreenPtr pScreen)
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{
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kaaWaitSync(pScreen);
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}
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void
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mgaDrawFini (ScreenPtr pScreen)
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{
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}
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