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   1 /* linux/include/asm-arm/arch-shark/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
  14                 .macro  addruart,rx
  15                 mov     \rx, #0xe0000000
  16                 orr     \rx, \rx, #0x000003f8
  17                 .endm
  18
  19                 .macro  senduart,rd,rx
  20                 strb    \rd, [\rx]
  21                 .endm
  22
  23                 .macro  busyuart,rd,rx
  24                 mov     \rd, #0
  25 1001:           add     \rd, \rd, #1
  26                 teq     \rd, #0x10000
  27                 bne     1001b
  28                 .endm
  29
  30                 .macro  waituart,rd,rx
  31                 .endm