msidef.h 3.1 KB

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  1. /*
  2. * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights
  3. * reserved.
  4. *
  5. * This software is available to you under a choice of one of two
  6. * licenses. You may choose to be licensed under the terms of the GNU
  7. * General Public License (GPL) Version 2, available from the file
  8. * COPYING in the main directory of this source tree, or the NetLogic
  9. * license below:
  10. *
  11. * Redistribution and use in source and binary forms, with or without
  12. * modification, are permitted provided that the following conditions
  13. * are met:
  14. *
  15. * 1. Redistributions of source code must retain the above copyright
  16. * notice, this list of conditions and the following disclaimer.
  17. * 2. Redistributions in binary form must reproduce the above copyright
  18. * notice, this list of conditions and the following disclaimer in
  19. * the documentation and/or other materials provided with the
  20. * distribution.
  21. *
  22. * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR
  23. * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  24. * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25. * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE
  26. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  27. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  28. * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  29. * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  30. * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  31. * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  32. * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33. */
  34. #ifndef ASM_RMI_MSIDEF_H
  35. #define ASM_RMI_MSIDEF_H
  36. /*
  37. * Constants for Intel APIC based MSI messages.
  38. * Adapted for the RMI XLR using identical defines
  39. */
  40. /*
  41. * Shifts for MSI data
  42. */
  43. #define MSI_DATA_VECTOR_SHIFT 0
  44. #define MSI_DATA_VECTOR_MASK 0x000000ff
  45. #define MSI_DATA_VECTOR(v) (((v) << MSI_DATA_VECTOR_SHIFT) & \
  46. MSI_DATA_VECTOR_MASK)
  47. #define MSI_DATA_DELIVERY_MODE_SHIFT 8
  48. #define MSI_DATA_DELIVERY_FIXED (0 << MSI_DATA_DELIVERY_MODE_SHIFT)
  49. #define MSI_DATA_DELIVERY_LOWPRI (1 << MSI_DATA_DELIVERY_MODE_SHIFT)
  50. #define MSI_DATA_LEVEL_SHIFT 14
  51. #define MSI_DATA_LEVEL_DEASSERT (0 << MSI_DATA_LEVEL_SHIFT)
  52. #define MSI_DATA_LEVEL_ASSERT (1 << MSI_DATA_LEVEL_SHIFT)
  53. #define MSI_DATA_TRIGGER_SHIFT 15
  54. #define MSI_DATA_TRIGGER_EDGE (0 << MSI_DATA_TRIGGER_SHIFT)
  55. #define MSI_DATA_TRIGGER_LEVEL (1 << MSI_DATA_TRIGGER_SHIFT)
  56. /*
  57. * Shift/mask fields for msi address
  58. */
  59. #define MSI_ADDR_BASE_HI 0
  60. #define MSI_ADDR_BASE_LO 0xfee00000
  61. #define MSI_ADDR_DEST_MODE_SHIFT 2
  62. #define MSI_ADDR_DEST_MODE_PHYSICAL (0 << MSI_ADDR_DEST_MODE_SHIFT)
  63. #define MSI_ADDR_DEST_MODE_LOGICAL (1 << MSI_ADDR_DEST_MODE_SHIFT)
  64. #define MSI_ADDR_REDIRECTION_SHIFT 3
  65. #define MSI_ADDR_REDIRECTION_CPU (0 << MSI_ADDR_REDIRECTION_SHIFT)
  66. #define MSI_ADDR_REDIRECTION_LOWPRI (1 << MSI_ADDR_REDIRECTION_SHIFT)
  67. #define MSI_ADDR_DEST_ID_SHIFT 12
  68. #define MSI_ADDR_DEST_ID_MASK 0x00ffff0
  69. #define MSI_ADDR_DEST_ID(dest) (((dest) << MSI_ADDR_DEST_ID_SHIFT) & \
  70. MSI_ADDR_DEST_ID_MASK)
  71. #endif /* ASM_RMI_MSIDEF_H */