include/asm-arm/arch-cl7500/debug-macro.S

   1 /* linux/include/asm-arm/arch-cl7500/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, #0x00010000
  17                 orr     \rx, \rx, #0x00000be0
  18                 .endm
  19
  20                 .macro  senduart,rd,rx
  21                 strb    \rd, [\rx]
  22                 .endm
  23
  24                 .macro  busyuart,rd,rx
  25                 .endm
  26
  27                 .macro  waituart,rd,rx
  28 1001:           ldrb    \rd, [\rx, #0x14]
  29                 tst     \rd, #0x20
  30                 beq     1001b
  31                 .endm