arch/arm/mach-footbridge/include/mach/uncompress.h

   1 /*
   2  *  arch/arm/mach-footbridge/include/mach/uncompress.h
   3  *
   4  *  Copyright (C) 1996-1999 Russell King
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10 #include <asm/mach-types.h>
  11
  12 /*
  13  * Note! This could cause problems on the NetWinder
  14  */
  15 #define DC21285_BASE ((volatile unsigned int *)0x42000160)
  16 #define SER0_BASE    ((volatile unsigned char *)0x7c0003f8)
  17
  18 static inline void putc(char c)
  19 {
  20         if (machine_is_netwinder()) {
  21                 while ((SER0_BASE[5] & 0x60) != 0x60)
  22                         barrier();
  23                 SER0_BASE[0] = c;
  24         } else {
  25                 while (DC21285_BASE[6] & 8);
  26                 DC21285_BASE[0] = c;
  27         }
  28 }
  29
  30 static inline void flush(void)
  31 {
  32 }
  33
  34 /*
  35  * nothing to do
  36  */
  37 #define arch_decomp_setup()