debug-macro.S 842 B

123456789101112131415161718192021222324
  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. .macro addruart,rx
  13. mrc p15, 0, \rx, c1, c0
  14. tst \rx, #1 @ MMU enabled?
  15. moveq \rx, #0xc8000000
  16. movne \rx, #0xff000000
  17. orrne \rx, \rx, #0x00b00000
  18. add \rx,\rx,#3 @ Uart regs are at off set of 3 if
  19. @ byte writes used - Big Endian.
  20. .endm
  21. #define UART_SHIFT 2
  22. #include <asm/hardware/debug-8250.S>