alpha.c 3.2 KB

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  1. /*
  2. * alpha definition
  3. */
  4. #include <u.h>
  5. #include <bio.h>
  6. #include "alpha/ureg.h"
  7. #include <mach.h>
  8. #define REGOFF(x) (ulong)(&((struct Ureg *) 0)->x)
  9. #define REGSIZE sizeof(struct Ureg)
  10. #define FPREGSIZE (8*33)
  11. #define SP REGOFF(sp)
  12. #define PC REGOFF(pc)
  13. #define FP_REG(x) (REGSIZE+8*(x))
  14. Reglist alphareglist[] = {
  15. {"STATUS", REGOFF(status), RINT|RRDONLY, 'W'},
  16. {"TYPE", REGOFF(type), RINT|RRDONLY, 'W'},
  17. {"A0", REGOFF(a0), RINT|RRDONLY, 'W'},
  18. {"A1", REGOFF(a1), RINT|RRDONLY, 'W'},
  19. {"A2", REGOFF(a2), RINT|RRDONLY, 'W'},
  20. {"PC", PC, RINT, 'X'},
  21. {"SP", SP, RINT, 'X'},
  22. {"R29", REGOFF(r29), RINT, 'W'},
  23. {"R28", REGOFF(r28), RINT, 'W'},
  24. {"R27", REGOFF(r27), RINT, 'W'},
  25. {"R26", REGOFF(r26), RINT, 'W'},
  26. {"R25", REGOFF(r25), RINT, 'W'},
  27. {"R24", REGOFF(r24), RINT, 'W'},
  28. {"R23", REGOFF(r23), RINT, 'W'},
  29. {"R22", REGOFF(r22), RINT, 'W'},
  30. {"R21", REGOFF(r21), RINT, 'W'},
  31. {"R20", REGOFF(r20), RINT, 'W'},
  32. {"R19", REGOFF(r19), RINT, 'W'},
  33. {"R18", REGOFF(r18), RINT, 'W'},
  34. {"R17", REGOFF(r17), RINT, 'W'},
  35. {"R16", REGOFF(r16), RINT, 'W'},
  36. {"R15", REGOFF(r15), RINT, 'W'},
  37. {"R14", REGOFF(r14), RINT, 'W'},
  38. {"R13", REGOFF(r13), RINT, 'W'},
  39. {"R12", REGOFF(r12), RINT, 'W'},
  40. {"R11", REGOFF(r11), RINT, 'W'},
  41. {"R10", REGOFF(r10), RINT, 'W'},
  42. {"R9", REGOFF(r9), RINT, 'W'},
  43. {"R8", REGOFF(r8), RINT, 'W'},
  44. {"R7", REGOFF(r7), RINT, 'W'},
  45. {"R6", REGOFF(r6), RINT, 'W'},
  46. {"R5", REGOFF(r5), RINT, 'W'},
  47. {"R4", REGOFF(r4), RINT, 'W'},
  48. {"R3", REGOFF(r3), RINT, 'W'},
  49. {"R2", REGOFF(r2), RINT, 'W'},
  50. {"R1", REGOFF(r1), RINT, 'W'},
  51. {"R0", REGOFF(r0), RINT, 'W'},
  52. {"F0", FP_REG(0), RFLT, 'F'},
  53. {"F1", FP_REG(1), RFLT, 'F'},
  54. {"F2", FP_REG(2), RFLT, 'F'},
  55. {"F3", FP_REG(3), RFLT, 'F'},
  56. {"F4", FP_REG(4), RFLT, 'F'},
  57. {"F5", FP_REG(5), RFLT, 'F'},
  58. {"F6", FP_REG(6), RFLT, 'F'},
  59. {"F7", FP_REG(7), RFLT, 'F'},
  60. {"F8", FP_REG(8), RFLT, 'F'},
  61. {"F9", FP_REG(9), RFLT, 'F'},
  62. {"F10", FP_REG(10), RFLT, 'F'},
  63. {"F11", FP_REG(11), RFLT, 'F'},
  64. {"F12", FP_REG(12), RFLT, 'F'},
  65. {"F13", FP_REG(13), RFLT, 'F'},
  66. {"F14", FP_REG(14), RFLT, 'F'},
  67. {"F15", FP_REG(15), RFLT, 'F'},
  68. {"F16", FP_REG(16), RFLT, 'F'},
  69. {"F17", FP_REG(17), RFLT, 'F'},
  70. {"F18", FP_REG(18), RFLT, 'F'},
  71. {"F19", FP_REG(19), RFLT, 'F'},
  72. {"F20", FP_REG(20), RFLT, 'F'},
  73. {"F21", FP_REG(21), RFLT, 'F'},
  74. {"F22", FP_REG(22), RFLT, 'F'},
  75. {"F23", FP_REG(23), RFLT, 'F'},
  76. {"F24", FP_REG(24), RFLT, 'F'},
  77. {"F25", FP_REG(25), RFLT, 'F'},
  78. {"F26", FP_REG(26), RFLT, 'F'},
  79. {"F27", FP_REG(27), RFLT, 'F'},
  80. {"F28", FP_REG(28), RFLT, 'F'},
  81. {"F29", FP_REG(29), RFLT, 'F'},
  82. {"F30", FP_REG(30), RFLT, 'F'},
  83. {"F31", FP_REG(31), RFLT, 'F'},
  84. {"FPCR", FP_REG(32), RFLT, 'W'},
  85. { 0 }
  86. };
  87. /* the machine description */
  88. Mach malpha =
  89. {
  90. "alpha",
  91. MALPHA, /* machine type */
  92. alphareglist, /* register set */
  93. REGSIZE, /* number of bytes in reg set */
  94. FPREGSIZE, /* number of bytes in fp reg set */
  95. "PC",
  96. "SP",
  97. "R29",
  98. "setSB", /* static base register name */
  99. 0, /* static base register value */
  100. 0x2000, /* page size */
  101. 0x80000000ULL, /* kernel base */
  102. 0xF0000000ULL, /* kernel text mask */
  103. 0x7FFFFFFFULL, /* user stack top */
  104. 4, /* quantization of pc */
  105. 4, /* szaddr */
  106. 8, /* szreg (not used?) */
  107. 4, /* szfloat */
  108. 8, /* szdouble */
  109. };