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dc21285.S

dc21285.S 950 B
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  1. /* arch/arm/mach-footbridge/include/mach/debug-macro.S
    2. 

  2.  *
    3. 

  3.  * Debugging macro include header
    4. 

  4.  *
    5. 

  5.  *  Copyright (C) 1994-1999 Russell King
    6. 

  6.  *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
    7. 

  7.  *
    8. 

  8.  * This program is free software; you can redistribute it and/or modify
    9. 

  9.  * it under the terms of the GNU General Public License version 2 as
    10. 

  10.  * published by the Free Software Foundation.
    11. 

  11.  *
    12. 

  12. */
    13. 

  13. 

  14. #include <asm/hardware/dec21285.h>
    15. 

  15. 

  16. #include <mach/hardware.h>
    17. 

  17. 	/* For EBSA285 debugging */
    18. 

  18. 		.equ	dc21285_high, ARMCSR_BASE & 0xff000000
    19. 

  19. 		.equ	dc21285_low,  ARMCSR_BASE & 0x00ffffff
    20. 

  20. 

  21. 		.macro	addruart, rp, rv, tmp
    22. 

  22. 		.if	dc21285_low
    23. 

  23. 		mov	\rp, #dc21285_low
    24. 

  24. 		.else
    25. 

  25. 		mov	\rp, #0
    26. 

  26. 		.endif
    27. 

  27. 		orr	\rv, \rp, #dc21285_high
    28. 

  28. 		orr	\rp, \rp, #0x42000000
    29. 

  29. 		.endm
    30. 

  30. 

  31. 		.macro	senduart,rd,rx
    32. 

  32. 		str	\rd, [\rx, #0x160]	@ UARTDR
    33. 

  33. 		.endm
    34. 

  34. 

  35. 		.macro	busyuart,rd,rx
    36. 

  36. 1001:		ldr	\rd, [\rx, #0x178]	@ UARTFLG
    37. 

  37. 		tst	\rd, #1 << 3
    38. 

  38. 		bne	1001b
    39. 

  39. 		.endm
    40. 

  40. 

  41. 		.macro	waituart,rd,rx
    42. 

  42. 		.endm
    43. 

  43.