include/asm-arm/arch-s3c24a0/debug-macro.S

   1 /* linux/include/asm-arm/arch-s3c24a0/debug-macro.S
   2  *
   3  * Debugging macro include header
   4  *
   5  *  Copyright (C) 2005 Hyok S. Choi
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  *
  11 */
  12
  13                 .macro  addruart, rx
  14                 .endm
  15
  16                 .macro  senduart,rd,rx
  17                 mov     r1, #0x00000002
  18                 MRC     p14, 0, r3, c0, c0      ;read comms control reg
  19                 AND     r3, r3, r1
  20                 CMP     r3, #2
  21                 BEQ     $-0x0C
  22                 CMP     r0, #0x0a
  23                 BNE     $+0x1C
  24                 mov     r3, #0x0d
  25                 MCR     p14, 0, r3, c1, c0      ;write comms data reg
  26                 MRC     p14, 0, r3, c0, c0      ;read comms control reg
  27                 AND     r3, r3, r1
  28                 CMP     r3, #2
  29                 BEQ     $-0x0C
  30                 MCR     p14, 0, r0, c1, c0      ;write comms data reg
  31                 mov     pc,r14
  32                 .endm
  33
  34                 .macro  busyuart, rd, rx
  35                 .endm
  36
  37                 .macro  waituart,rd,rx
  38                 .endm
  39
  40