Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer
Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority
/*
* Render Engine for framebuffer devices
*
* Copyright (c) 2008 CodeSourcery
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define N_DEST_BPP_MODES 5 /* 8, 15, 16, 24, 32 */
#define N_COLOR_ORDERS 2
#define N_BYTE_ORDERS 2
#define N_PIXEL_ORDERS 2
#define N_SRC_BPP_MODES 8
#define declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,src_bpp) \
fb_draw_line##src_bpp##_##byte_order##pixel_order##_##color_order##dest_bpp
#define declare_pixel_order(dest_bpp,color_order,byte_order,pixel_order) \
{ \
declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,1), \
declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,2), \
declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,4), \
declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,8), \
declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,15), \
declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,16), \
declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,24), \
declare_src_bpp_mode(dest_bpp,color_order,byte_order,pixel_order,32), \
}
#define declare_byte_order(dest_bpp,color_order,byte_order) \
{ \
declare_pixel_order(dest_bpp,color_order,byte_order,lp), \
declare_pixel_order(dest_bpp,color_order,byte_order,bp) \
}
#define declare_color_order(dest_bpp,color_order) \
{ \
declare_byte_order(dest_bpp,color_order,lb), \
declare_byte_order(dest_bpp,color_order,bb) \
}
#define declare_dest_bpp_mode(dest_bpp) \
{ \
declare_color_order(dest_bpp,bgr), \
declare_color_order(dest_bpp,rgb) \
}
static row_draw_fn fb_draw_fn[N_DEST_BPP_MODES][N_COLOR_ORDERS][N_BYTE_ORDERS][N_PIXEL_ORDERS][N_SRC_BPP_MODES] =
{
declare_dest_bpp_mode(8),
declare_dest_bpp_mode(15),
declare_dest_bpp_mode(16),
declare_dest_bpp_mode(24),
declare_dest_bpp_mode(32)
};