/arch/arm/mach-prima2/include/mach/debug-macro.S

https://github.com/AICP/kernel_asus_grouper · Assembly · 29 lines · 16 code · 6 blank · 7 comment · 0 complexity · 52b26ea4fb751bf1d32dc3e5ac1bf983 MD5 · raw file 

    

  1. /*
    2. 

  2.  * arch/arm/mach-prima2/include/mach/debug-macro.S
    3. 

  3.  *
    4. 

  4.  * Copyright (c) 2011 Cambridge Silicon Radio Limited, a CSR plc group company.
    5. 

  5.  *
    6. 

  6.  * Licensed under GPLv2 or later.
    7. 

  7.  */
    8. 

  8. 

  9. #include <mach/hardware.h>
    10. 

  10. #include <mach/uart.h>
    11. 

  11. 

  12. 	.macro	addruart, rp, rv
    13. 

  13. 	ldr	\rp, =SIRFSOC_UART1_PA_BASE		@ physical
    14. 

  14. 	ldr	\rv, =SIRFSOC_UART1_VA_BASE		@ virtual
    15. 

  15. 	.endm
    16. 

  16. 

  17. 	.macro	senduart,rd,rx
    18. 

  18. 	str	\rd, [\rx, #SIRFSOC_UART_TXFIFO_DATA]
    19. 

  19. 	.endm
    20. 

  20. 

  21. 	.macro	busyuart,rd,rx
    22. 

  22. 	.endm
    23. 

  23. 

  24. 	.macro	waituart,rd,rx
    25. 

  25. 1001:	ldr	\rd, [\rx, #SIRFSOC_UART_TXFIFO_STATUS]
    26. 

  26. 	tst	\rd, #SIRFSOC_UART1_TXFIFO_EMPTY
    27. 

  27. 	beq	1001b
    28. 

  28. 	.endm
    29.