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  1. /*
  2.  * Copyright (C) 2006 Jakub Vana
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29.  /** @addtogroup ia32  
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifdef CONFIG_FB
  36.  
  37. #include <genarch/fb/fb.h>
  38. #include <arch/drivers/vesa.h>
  39. #include <putchar.h>
  40. #include <mm/page.h>
  41. #include <mm/frame.h>
  42. #include <mm/as.h>
  43. #include <arch/mm/page.h>
  44. #include <synch/spinlock.h>
  45. #include <arch/asm.h>
  46. #include <arch/types.h>
  47. #include <typedefs.h>
  48. #include <memstr.h>
  49. #include <bitops.h>
  50.  
  51. __u32 vesa_ph_addr;
  52. __u16 vesa_width;
  53. __u16 vesa_height;
  54. __u16 vesa_bpp;
  55. __u16 vesa_scanline;
  56.  
  57. int vesa_present(void)
  58. {
  59.     if (vesa_width != 0xffff)
  60.         return true;
  61.     if (vesa_height != 0xffff)
  62.         return true;
  63.     return false;
  64. }
  65.  
  66. void vesa_init(void)
  67. {
  68.     fb_init(vesa_ph_addr, vesa_width, vesa_height, vesa_bpp, vesa_scanline);
  69. }
  70.  
  71. #endif
  72.  
  73.  /** @}
  74.  */
  75.  
  76.