release/src-rt-6.x.4708/linux/linux-2.6.36/arch/powerpc/boot/gamecube.c

   1 /*
   2  * arch/powerpc/boot/gamecube.c
   3  *
   4  * Nintendo GameCube bootwrapper support
   5  * Copyright (C) 2004-2009 The GameCube Linux Team
   6  * Copyright (C) 2008,2009 Albert Herranz
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License
  10  * as published by the Free Software Foundation; either version 2
  11  * of the License, or (at your option) any later version.
  12  *
  13  */
  14
  15 #include <stddef.h>
  16 #include "stdio.h"
  17 #include "types.h"
  18 #include "io.h"
  19 #include "ops.h"
  20
  21 #include "ugecon.h"
  22
  23 BSS_STACK(8192);
  24
  25 void platform_init(unsigned long r3, unsigned long r4, unsigned long r5)
  26 {
  27         u32 heapsize = 16*1024*1024 - (u32)_end;
  28
  29         simple_alloc_init(_end, heapsize, 32, 64);
  30         fdt_init(_dtb_start);
  31
  32         if (ug_probe())
  33                 console_ops.write = ug_console_write;
  34 }