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  1. /*
  2.  * Copyright (c) 2005 Jakub Jermar
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  13.  *   documentation and/or other materials provided with the distribution.
  14.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup sparc64interrupt
  30.  * @{
  31.  */
  32. /**
  33.  * @file
  34.  * @brief This file contains level N interrupt and inter-processor interrupt
  35.  * trap handler.
  36.  */
  37. #ifndef KERN_sparc64_INTERRUPT_TRAP_H_
  38. #define KERN_sparc64_INTERRUPT_TRAP_H_
  39.  
  40. #define TT_INTERRUPT_LEVEL_1            0x41
  41. #define TT_INTERRUPT_LEVEL_2            0x42
  42. #define TT_INTERRUPT_LEVEL_3            0x43
  43. #define TT_INTERRUPT_LEVEL_4            0x44
  44. #define TT_INTERRUPT_LEVEL_5            0x45
  45. #define TT_INTERRUPT_LEVEL_6            0x46
  46. #define TT_INTERRUPT_LEVEL_7            0x47
  47. #define TT_INTERRUPT_LEVEL_8            0x48
  48. #define TT_INTERRUPT_LEVEL_9            0x49
  49. #define TT_INTERRUPT_LEVEL_10           0x4a
  50. #define TT_INTERRUPT_LEVEL_11           0x4b
  51. #define TT_INTERRUPT_LEVEL_12           0x4c
  52. #define TT_INTERRUPT_LEVEL_13           0x4d
  53. #define TT_INTERRUPT_LEVEL_14           0x4e
  54. #define TT_INTERRUPT_LEVEL_15           0x4f
  55.  
  56. #define INTERRUPT_LEVEL_N_HANDLER_SIZE      TRAP_TABLE_ENTRY_SIZE
  57.  
  58. /* IMAP register bits */
  59. #define IGN_MASK    0x7c0
  60. #define INO_MASK    0x1f
  61. #define IMAP_V_MASK (1ULL << 31)
  62.  
  63. #define IGN_SHIFT   6
  64.  
  65.  
  66. #ifdef __ASM__
  67. .macro INTERRUPT_LEVEL_N_HANDLER n
  68.     mov \n - 1, %g2
  69.     PREEMPTIBLE_HANDLER exc_dispatch
  70. .endm
  71. #endif
  72.  
  73. #ifndef __ASM__
  74.  
  75. #include <arch/interrupt.h>
  76.  
  77. extern void interrupt(int n, istate_t *istate);
  78. #endif /* !def __ASM__ */
  79.  
  80.  
  81. #if defined (SUN4U)
  82. #include <arch/trap/sun4u/interrupt.h>
  83. #elif defined (SUN4V)
  84. #include <arch/trap/sun4v/interrupt.h>
  85. #endif
  86.  
  87. #endif
  88.  
  89. /** @}
  90.  */
  91.