arch/all-native/bootconsole/init_multiboot.c

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Parse multiboot data and init console.
   6 */
   7
   8 #include <aros/multiboot.h>
   9 #include <hardware/vbe.h>
  10
  11 #include <bootconsole.h>
  12
  13 #include "console.h"
  14
  15 void con_InitMultiboot(struct multiboot *mb)
  16 {
  17     if (mb->flags & MB_FLAGS_CMDLINE)
  18         con_InitSerial((char *)(unsigned long)mb->cmdline);
  19
  20     if (mb->flags & MB_FLAGS_FB)
  21     {
  22         /* Framebuffer was given, use it */
  23         scr_FrameBuffer = (void *)(unsigned long)mb->framebuffer_addr;
  24
  25         switch (mb->framebuffer_type)
  26         {
  27         case MB_FRAMEBUFFER_TEXT:
  28            /* Text framebuffer, size in characters */
  29            scr_Width  = mb->framebuffer_width;
  30            scr_Height = mb->framebuffer_height;
  31            scr_Type   = SCR_TEXT;
  32            txt_Clear();
  33            break;
  34
  35         default:
  36            /* Graphical framebuffer, size in pixels */
  37            scr_Type = SCR_GFX;
  38            fb_Init(mb->framebuffer_width, mb->framebuffer_height, mb->framebuffer_bpp, mb->framebuffer_pitch);
  39         }
  40     }
  41 /*
  42  * TODO: enable this only after testing text mode handling in initVESAScreen() below.
  43  * VGA text mode may have valid VESA mode descriptor. If there is a bug in that routine,
  44  * text mode display will screw up, and probably crash.
  45  *
  46     else if (mb->flags & MB_FLAGS_GFX)
  47     {
  48         struct vbe_control_info *vbc = (struct vbe_control_info *)mb->vbe_control_info;
  49         struct vbe_mode_info    *vbm = (struct vbe_mode_info *)mb->vbe_mode_info;
  50
  51         con_InitVESA(vbc->version, vbm);
  52     }*/
  53     else
  54         /* Fallback to default, VGA text mode */
  55         con_InitVGA();
  56 }