arch/cris/arch-v10/boot/rescue/testrescue.S

   1 /*
   2  * Simple testcode to download by the rescue block.
   3  * Just lights some LEDs to show it was downloaded correctly.
   4  *
   5  * Copyright (C) 1999 Axis Communications AB
   6  */
   7
   8 #define ASSEMBLER_MACROS_ONLY
   9 #include <arch/sv_addr_ag.h>
  10
  11         .text
  12
  13         nop
  14         nop
  15         moveq   -1, $r2
  16         move.b  $r2, [R_PORT_PA_DIR]
  17         moveq   0, $r2
  18         move.b  $r2, [R_PORT_PA_DATA]
  19
  20 endless:
  21         nop
  22         ba      endless
  23         nop
  24