at91_aic.h 2.5 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263
  1. /*
  2. * File : at91_aic.h
  3. * This file is part of RT-Thread RTOS
  4. * COPYRIGHT (C) 2006, RT-Thread Develop Team
  5. *
  6. * The license and distribution terms for this file may be
  7. * found in the file LICENSE in this distribution or at
  8. * http://openlab.rt-thread.com/license/LICENSE
  9. *
  10. * Change Logs:
  11. * Date Author Notes
  12. * 2011-01-13 weety first version
  13. */
  14. #ifndef AT91_AIC_H
  15. #define AT91_AIC_H
  16. #ifdef __cplusplus
  17. extern "C" {
  18. #endif
  19. #define AIC_IRQS 32
  20. #define AT91_AIC_SMR(n) (AT91_AIC + ((n) * 4)) /* Source Mode Registers 0-31 */
  21. #define AT91_AIC_PRIOR (7 << 0) /* Priority Level */
  22. #define AT91_AIC_SRCTYPE (3 << 5) /* Interrupt Source Type */
  23. #define AT91_AIC_SRCTYPE_LOW (0 << 5)
  24. #define AT91_AIC_SRCTYPE_FALLING (1 << 5)
  25. #define AT91_AIC_SRCTYPE_HIGH (2 << 5)
  26. #define AT91_AIC_SRCTYPE_RISING (3 << 5)
  27. #define AT91_AIC_SVR(n) (AT91_AIC + 0x80 + ((n) * 4)) /* Source Vector Registers 0-31 */
  28. #define AT91_AIC_IVR (AT91_AIC + 0x100) /* Interrupt Vector Register */
  29. #define AT91_AIC_FVR (AT91_AIC + 0x104) /* Fast Interrupt Vector Register */
  30. #define AT91_AIC_ISR (AT91_AIC + 0x108) /* Interrupt Status Register */
  31. #define AT91_AIC_IRQID (0x1f << 0) /* Current Interrupt Identifier */
  32. #define AT91_AIC_IPR (AT91_AIC + 0x10c) /* Interrupt Pending Register */
  33. #define AT91_AIC_IMR (AT91_AIC + 0x110) /* Interrupt Mask Register */
  34. #define AT91_AIC_CISR (AT91_AIC + 0x114) /* Core Interrupt Status Register */
  35. #define AT91_AIC_NFIQ (1 << 0) /* nFIQ Status */
  36. #define AT91_AIC_NIRQ (1 << 1) /* nIRQ Status */
  37. #define AT91_AIC_IECR (AT91_AIC + 0x120) /* Interrupt Enable Command Register */
  38. #define AT91_AIC_IDCR (AT91_AIC + 0x124) /* Interrupt Disable Command Register */
  39. #define AT91_AIC_ICCR (AT91_AIC + 0x128) /* Interrupt Clear Command Register */
  40. #define AT91_AIC_ISCR (AT91_AIC + 0x12c) /* Interrupt Set Command Register */
  41. #define AT91_AIC_EOICR (AT91_AIC + 0x130) /* End of Interrupt Command Register */
  42. #define AT91_AIC_SPU (AT91_AIC + 0x134) /* Spurious Interrupt Vector Register */
  43. #define AT91_AIC_DCR (AT91_AIC + 0x138) /* Debug Control Register */
  44. #define AT91_AIC_DCR_PROT (1 << 0) /* Protection Mode */
  45. #define AT91_AIC_DCR_GMSK (1 << 1) /* General Mask */
  46. #define AT91_AIC_FFER (AT91_AIC + 0x140) /* Fast Forcing Enable Register [SAM9 only] */
  47. #define AT91_AIC_FFDR (AT91_AIC + 0x144) /* Fast Forcing Disable Register [SAM9 only] */
  48. #define AT91_AIC_FFSR (AT91_AIC + 0x148) /* Fast Forcing Status Register [SAM9 only] */
  49. #ifdef __cplusplus
  50. }
  51. #endif
  52. #endif