hw/display/tc6393xb_template.h

   1 /*
   2  * Toshiba TC6393XB I/O Controller.
   3  * Found in Sharp Zaurus SL-6000 (tosa) or some
   4  * Toshiba e-Series PDAs.
   5  *
   6  * FB support code. Based on G364 fb emulator
   7  *
   8  * Copyright (c) 2007 Hervé Poussineau
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation; either version 2 of
  13  * the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License along
  21  * with this program; if not, see <http://www.gnu.org/licenses/>.
  22  */
  23
  24 static void tc6393xb_draw_graphic32(TC6393xbState *s)
  25 {
  26     DisplaySurface *surface = qemu_console_surface(s->con);
  27     int i;
  28     uint16_t *data_buffer;
  29     uint8_t *data_display;
  30
  31     data_buffer = s->vram_ptr;
  32     data_display = surface_data(surface);
  33     for(i = 0; i < s->scr_height; i++) {
  34         int j;
  35         for (j = 0; j < s->scr_width; j++, data_display += 4, data_buffer++) {
  36             uint16_t color = *data_buffer;
  37             uint32_t dest_color = rgb_to_pixel32(
  38                            ((color & 0xf800) * 0x108) >> 11,
  39                            ((color & 0x7e0) * 0x41) >> 9,
  40                            ((color & 0x1f) * 0x21) >> 2
  41                            );
  42             *(uint32_t *)data_display = dest_color;
  43         }
  44     }
  45 }