xref: /xsrc/external/mit/xf86-video-nsc/dist/src/gfx/gfx_rndr.c

/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nsc/gfx/gfx_rndr.c,v 1.1 2002/12/10 15:12:25 alanh Exp $ */
/*
 * $Workfile: gfx_rndr.c $
 *
 * This file contains routines to program the 2D acceleration hardware:
 *
 *    gfx_set_bpp
 *    gfx_set_solid_pattern
 *    gfx_set_mono_pattern
 *    gfx_set_color_pattern
 *    gfx_load_color_pattern_line
 *    gfx_set_solid_source
 *    gfx_set_mono_source
 *    gfx_set_raster_operation
 *    gfx_pattern_fill
 *    gfx_color_pattern_fill
 *    gfx_screen_to_screen_blt
 *    gfx_screen_to_screen_xblt
 *    gfx_color_bitmap_to_screen_blt
 *    gfx_color_bitmap_to_screen_xblt
 *    gfx_mono_bitmap_to_screen_blt
 *    gfx_bresenham_line
 *    gfx_wait_until_idle
 *
 * NSC_LIC_ALTERNATIVE_PREAMBLE
 *
 * Revision 1.0
 *
 * National Semiconductor Alternative GPL-BSD License
 *
 * National Semiconductor Corporation licenses this software
 * ("Software"):
 *
 *      Durango
 *
 * under one of the two following licenses, depending on how the
 * Software is received by the Licensee.
 *
 * If this Software is received as part of the Linux Framebuffer or
 * other GPL licensed software, then the GPL license designated
 * NSC_LIC_GPL applies to this Software; in all other circumstances
 * then the BSD-style license designated NSC_LIC_BSD shall apply.
 *
 * END_NSC_LIC_ALTERNATIVE_PREAMBLE */

/* NSC_LIC_BSD
 *
 * National Semiconductor Corporation Open Source License for Durango
 *
 * (BSD License with Export Notice)
 *
 * Copyright (c) 1999-2001
 * National Semiconductor Corporation.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above
 *     copyright notice, this list of conditions and the following
 *     disclaimer in the documentation and/or other materials provided
 *     with the distribution.
 *
 *   * Neither the name of the National Semiconductor Corporation nor
 *     the names of its contributors may be used to endorse or promote
 *     products derived from this software without specific prior
 *     written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * NATIONAL SEMICONDUCTOR CORPORATION OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE,
 * INTELLECTUAL PROPERTY INFRINGEMENT, OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 *
 * EXPORT LAWS: THIS LICENSE ADDS NO RESTRICTIONS TO THE EXPORT LAWS OF
 * YOUR JURISDICTION. It is licensee's responsibility to comply with
 * any export regulations applicable in licensee's jurisdiction. Under
 * CURRENT (2001) U.S. export regulations this software
 * is eligible for export from the U.S. and can be downloaded by or
 * otherwise exported or reexported worldwide EXCEPT to U.S. embargoed
 * destinations which include Cuba, Iraq, Libya, North Korea, Iran,
 * Syria, Sudan, Afghanistan and any other country to which the U.S.
 * has embargoed goods and services.
 *
 * END_NSC_LIC_BSD */

/* NSC_LIC_GPL
 *
 * National Semiconductor Corporation Gnu General Public License for Durango
 *
 * (GPL License with Export Notice)
 *
 * Copyright (c) 1999-2001
 * National Semiconductor Corporation.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted under the terms of the GNU General
 * Public License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version
 *
 * In addition to the terms of the GNU General Public License, neither
 * the name of the National Semiconductor Corporation nor the names of
 * its contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * NATIONAL SEMICONDUCTOR CORPORATION OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE,
 * INTELLECTUAL PROPERTY INFRINGEMENT, OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE. See the GNU General Public License for more details.
 *
 * EXPORT LAWS: THIS LICENSE ADDS NO RESTRICTIONS TO THE EXPORT LAWS OF
 * YOUR JURISDICTION. It is licensee's responsibility to comply with
 * any export regulations applicable in licensee's jurisdiction. Under
 * CURRENT (2001) U.S. export regulations this software
 * is eligible for export from the U.S. and can be downloaded by or
 * otherwise exported or reexported worldwide EXCEPT to U.S. embargoed
 * destinations which include Cuba, Iraq, Libya, North Korea, Iran,
 * Syria, Sudan, Afghanistan and any other country to which the U.S.
 * has embargoed goods and services.
 *
 * You should have received a copy of the GNU General Public License
 * along with this file; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 * END_NSC_LIC_GPL */

/* STATIC VARIABLES */

unsigned short GFXbpp = 16;
unsigned short GFXbb0Base = 0x400;
unsigned short GFXbb1Base = 0x930;
unsigned short GFXbufferWidthPixels = 400;

unsigned short GFXpatternFlags = 0;
unsigned short GFXsourceFlags = 0;
unsigned long GFXsavedColor = 0;
unsigned short GFXsavedRop = 0;
unsigned short GFXusesDstData = 0;

/* INCLUDE SUPPORT FOR FIRST GENERATION, IF SPECIFIED. */

#if GFX_2DACCEL_GU1
#include "rndr_gu1.c"
#endif

/* INCLUDE SUPPORT FOR SECOND GENERATION, IF SPECIFIED. */

#if GFX_2DACCEL_GU2
#include "rndr_gu2.c"
#endif

void gfx_reset_pitch(unsigned short pitch);

/* WRAPPERS IF DYNAMIC SELECTION */
/* Extra layer to call either first or second generation routines. */

#if GFX_2DACCEL_DYNAMIC

/*---------------------------------------------------------------------------
 * gfx_reset_pitch (PRIVATE ROUTINE - NOT PART OF API)
 *---------------------------------------------------------------------------
 */
void
gfx_reset_pitch(unsigned short pitch)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_reset_pitch(pitch);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_set_bpp
 *---------------------------------------------------------------------------
 */
void
gfx_set_bpp(unsigned short bpp)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_set_bpp(bpp);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_set_bpp(bpp);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_set_solid_source
 *---------------------------------------------------------------------------
 */
void
gfx_set_solid_source(unsigned long color)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_set_solid_source(color);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_set_solid_source(color);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_set_mono_source
 *---------------------------------------------------------------------------
 */
void
gfx_set_mono_source(unsigned long bgcolor, unsigned long fgcolor,
		    unsigned short transparent)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_set_mono_source(bgcolor, fgcolor, transparent);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_set_mono_source(bgcolor, fgcolor, transparent);
#	endif
}

void
gfx_set_pattern_flags(unsigned short flags)
{
   GFXpatternFlags |= flags;
}

/*---------------------------------------------------------------------------
 * gfx_set_solid_pattern
 *---------------------------------------------------------------------------
 */
void
gfx_set_solid_pattern(unsigned long color)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_set_solid_pattern(color);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_set_solid_pattern(color);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_set_mono_pattern
 *---------------------------------------------------------------------------
 */
void
gfx_set_mono_pattern(unsigned long bgcolor, unsigned long fgcolor,
		     unsigned long data0, unsigned long data1,
		     unsigned char transparent)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_set_mono_pattern(bgcolor, fgcolor, data0, data1, transparent);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_set_mono_pattern(bgcolor, fgcolor, data0, data1, transparent);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_set_color_pattern
 *---------------------------------------------------------------------------
 */
void
gfx_set_color_pattern(unsigned long bgcolor, unsigned long fgcolor,
		      unsigned long data0, unsigned long data1,
		      unsigned long data2, unsigned long data3,
		      unsigned char transparent)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_set_color_pattern(bgcolor, fgcolor, data0, data1, data2, data3,
			    transparent);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_set_color_pattern(bgcolor, fgcolor, data0, data1, data2, data3,
			    transparent);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_load_color_pattern_line
 *---------------------------------------------------------------------------
 */
void
gfx_load_color_pattern_line(short y, unsigned long *pattern_8x8)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_load_color_pattern_line(y, pattern_8x8);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_load_color_pattern_line(y, pattern_8x8);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_set_raster_operation
 *---------------------------------------------------------------------------
 */
void
gfx_set_raster_operation(unsigned char rop)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_set_raster_operation(rop);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_set_raster_operation(rop);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_pattern_fill
 *---------------------------------------------------------------------------
 */
void
gfx_pattern_fill(unsigned short x, unsigned short y,
		 unsigned short width, unsigned short height)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_pattern_fill(x, y, width, height);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_pattern_fill(x, y, width, height);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_color_pattern_fill
 *---------------------------------------------------------------------------
 */
void
gfx_color_pattern_fill(unsigned short x, unsigned short y,
		       unsigned short width, unsigned short height,
		       unsigned long *pattern)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_color_pattern_fill(x, y, width, height, pattern);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_color_pattern_fill(x, y, width, height, pattern);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_screen_to_screen_blt
 *---------------------------------------------------------------------------
 */
void
gfx_screen_to_screen_blt(unsigned short srcx, unsigned short srcy,
			 unsigned short dstx, unsigned short dsty,
			 unsigned short width, unsigned short height)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_screen_to_screen_blt(srcx, srcy, dstx, dsty, width, height);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_screen_to_screen_blt(srcx, srcy, dstx, dsty, width, height);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_screen_to_screen_xblt
 *---------------------------------------------------------------------------
 */
void
gfx_screen_to_screen_xblt(unsigned short srcx, unsigned short srcy,
			  unsigned short dstx, unsigned short dsty,
			  unsigned short width, unsigned short height,
			  unsigned long color)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_screen_to_screen_xblt(srcx, srcy, dstx, dsty, width, height, color);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_screen_to_screen_xblt(srcx, srcy, dstx, dsty, width, height, color);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_color_bitmap_to_screen_blt
 *---------------------------------------------------------------------------
 */
void
gfx_color_bitmap_to_screen_blt(unsigned short srcx, unsigned short srcy,
			       unsigned short dstx, unsigned short dsty,
			       unsigned short width, unsigned short height,
			       unsigned char *data, long pitch)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_color_bitmap_to_screen_blt(srcx, srcy, dstx, dsty, width, height,
				     data, pitch);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_color_bitmap_to_screen_blt(srcx, srcy, dstx, dsty, width, height,
				     data, pitch);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_color_bitmap_to_screen_xblt
 *---------------------------------------------------------------------------
 */
void
gfx_color_bitmap_to_screen_xblt(unsigned short srcx, unsigned short srcy,
				unsigned short dstx, unsigned short dsty,
				unsigned short width, unsigned short height,
				unsigned char *data, long pitch,
				unsigned long color)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_color_bitmap_to_screen_xblt(srcx, srcy, dstx, dsty, width, height,
				      data, pitch, color);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_color_bitmap_to_screen_xblt(srcx, srcy, dstx, dsty, width, height,
				      data, pitch, color);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_mono_bitmap_to_screen_blt
 *---------------------------------------------------------------------------
 */
void
gfx_mono_bitmap_to_screen_blt(unsigned short srcx, unsigned short srcy,
			      unsigned short dstx, unsigned short dsty,
			      unsigned short width, unsigned short height,
			      unsigned char *data, short pitch)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_mono_bitmap_to_screen_blt(srcx, srcy, dstx, dsty, width, height,
				    data, pitch);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_mono_bitmap_to_screen_blt(srcx, srcy, dstx, dsty, width, height,
				    data, pitch);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_text_blt
 *---------------------------------------------------------------------------
 */
void
gfx_text_blt(unsigned short dstx, unsigned short dsty, unsigned short width,
	     unsigned short height, unsigned char *data)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_text_blt(dstx, dsty, width, height, data);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_text_blt(dstx, dsty, width, height, data);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_bresenham_line
 *---------------------------------------------------------------------------
 */
void
gfx_bresenham_line(unsigned short x, unsigned short y,
		   unsigned short length, unsigned short initerr,
		   unsigned short axialerr, unsigned short diagerr,
		   unsigned short flags)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_bresenham_line(x, y, length, initerr, axialerr, diagerr, flags);
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_bresenham_line(x, y, length, initerr, axialerr, diagerr, flags);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_wait_until_idle
 *---------------------------------------------------------------------------
 */
void
gfx_wait_until_idle(void)
{
#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      gu1_wait_until_idle();
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu2_wait_until_idle();
#	endif
}

/*---------------------------------------------------------------------------
 * gfx_test_blt_pending
 *---------------------------------------------------------------------------
 */
int
gfx_test_blt_pending(void)
{
   int retval = 0;

#	if GFX_2DACCEL_GU1
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU1)
      retval = gu1_test_blt_pending();
#	endif
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      retval = gu2_test_blt_pending();
#	endif
   return (retval);
}

/*---------------------------------------------------------------------------
 * NEW ROUTINES FOR REDCLOUD
 *---------------------------------------------------------------------------
 */

/*---------------------------------------------------------------------------
 * gfx2_set_source_stride
 *---------------------------------------------------------------------------
 */
void
gfx2_set_source_stride(unsigned short stride)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_set_source_stride(stride);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_set_destination_stride
 *---------------------------------------------------------------------------
 */
void
gfx2_set_destination_stride(unsigned short stride)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_set_destination_stride(stride);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_set_pattern_origin
 *---------------------------------------------------------------------------
 */
void
gfx2_set_pattern_origin(int x, int y)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_set_pattern_origin(x, y);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_set_source_transparency
 *---------------------------------------------------------------------------
 */
void
gfx2_set_source_transparency(unsigned long color, unsigned long mask)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_set_source_transparency(color, mask);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_set_alpha_mode
 *---------------------------------------------------------------------------
 */
void
gfx2_set_alpha_mode(int mode)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_set_alpha_mode(mode);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_set_alpha_value
 *---------------------------------------------------------------------------
 */
void
gfx2_set_alpha_value(unsigned char value)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_set_alpha_value(value);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_pattern_fill
 *---------------------------------------------------------------------------
 */
void
gfx2_pattern_fill(unsigned long dstoffset, unsigned short width,
		  unsigned short height)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_pattern_fill(dstoffset, width, height);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_color_pattern_fill
 *---------------------------------------------------------------------------
 */
void
gfx2_color_pattern_fill(unsigned long dstoffset, unsigned short width,
			unsigned short height, unsigned long *pattern)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_color_pattern_fill(dstoffset, width, height, pattern);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_screen_to_screen_blt
 *---------------------------------------------------------------------------
 */
void
gfx2_screen_to_screen_blt(unsigned long srcoffset, unsigned long dstoffset,
			  unsigned short width, unsigned short height,
			  int flags)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_screen_to_screen_blt(srcoffset, dstoffset, width, height, flags);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_mono_expand_blt
 *---------------------------------------------------------------------------
 */
void
gfx2_mono_expand_blt(unsigned long srcbase, unsigned short srcx,
		     unsigned short srcy, unsigned long dstoffset,
		     unsigned short width, unsigned short height,
		     int byte_packed)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_mono_expand_blt(srcbase, srcx, srcy, dstoffset, width, height,
			   byte_packed);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_color_bitmap_to_screen_blt
 *---------------------------------------------------------------------------
 */
void
gfx2_color_bitmap_to_screen_blt(unsigned short srcx, unsigned short srcy,
				unsigned long dstoffset, unsigned short width,
				unsigned short height, unsigned char *data,
				short pitch)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_color_bitmap_to_screen_blt(srcx, srcy, dstoffset, width, height,
				      data, pitch);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_text_blt
 *---------------------------------------------------------------------------
 */
void
gfx2_text_blt(unsigned long dstoffset, unsigned short width,
	      unsigned short height, unsigned char *data)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_text_blt(dstoffset, width, height, data);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_mono_bitmap_to_screen_blt
 *---------------------------------------------------------------------------
 */
void
gfx2_mono_bitmap_to_screen_blt(unsigned short srcx, unsigned short srcy,
			       unsigned long dstoffset, unsigned short width,
			       unsigned short height, unsigned char *data,
			       short pitch)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_mono_bitmap_to_screen_blt(srcx, srcy, dstoffset, width, height,
				     data, pitch);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_bresenham_line
 *---------------------------------------------------------------------------
 */
void
gfx2_bresenham_line(unsigned long dstoffset,
		    unsigned short length, unsigned short initerr,
		    unsigned short axialerr, unsigned short diagerr,
		    unsigned short flags)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_bresenham_line(dstoffset, length, initerr, axialerr, diagerr,
			  flags);
#	endif
}

/*---------------------------------------------------------------------------
 * gfx2_sync_to_vblank
 *---------------------------------------------------------------------------
 */
void
gfx2_sync_to_vblank(void)
{
#	if GFX_2DACCEL_GU2
   if (gfx_2daccel_type & GFX_2DACCEL_TYPE_GU2)
      gu22_sync_to_vblank();
#	endif
}

#endif /* GFX_2DACCEL_DYNAMIC */

/* END OF FILE */