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  1. /* arch/arm/mach-ixp4xx/include/mach/debug-macro.S
  2.  *
  3.  * Debugging macro include header
  4.  *
  5.  *  Copyright (C) 1994-1999 Russell King
  6.  *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
  7.  *
  8.  * This program is free software; you can redistribute it and/or modify
  9.  * it under the terms of the GNU General Public License version 2 as
  10.  * published by the Free Software Foundation.
  11. */
  12.  
  13.                 .macro  addruart,rx
  14.                 mrc     p15, 0, \rx, c1, c0
  15.                 tst     \rx, #1                 @ MMU enabled?
  16.                 moveq   \rx, #0xc8000000
  17.                 movne   \rx, #0xff000000
  18.         orrne    \rx, \rx, #0x00b00000
  19.                 add     \rx,\rx,#3              @ Uart regs are at off set of 3 if
  20.                         @ byte writes used - Big Endian.
  21.                 .endm
  22.  
  23. #define UART_SHIFT    2
  24. #include <asm/hardware/debug-8250.S>
  25.