connectTheSignalSlo.h 4.6 KB

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  1. /*
  2. * arch/arm/include/asm/tlbflush.h
  3. *
  4. * Copyright (C) 1999-2003 Russell King
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License version 2 as
  8. * published by the Free Software Foundation.
  9. */
  10. #ifndef _ASMARM_TLBFLUSH_H
  11. #define _ASMARM_TLBFLUSH_H
  12. #ifdef CONFIG_MMU
  13. #include <asm/glue.h>
  14. #define TLB_V3_PAGE (1 << 0)
  15. #define TLB_V4_U_PAGE (1 << 1)
  16. #define TLB_V4_D_PAGE (1 << 2)
  17. #define TLB_V4_I_PAGE (1 << 3)
  18. #define TLB_V6_U_PAGE (1 << 4)
  19. #define TLB_V6_D_PAGE (1 << 5)
  20. #define TLB_V6_I_PAGE (1 << 6)
  21. #define TLB_V3_FULL (1 << 8)
  22. #define TLB_V4_U_FULL (1 << 9)
  23. #define TLB_V4_D_FULL (1 << 10)
  24. #define TLB_V4_I_FULL (1 << 11)
  25. #define TLB_V6_U_FULL (1 << 12)
  26. #define TLB_V6_D_FULL (1 << 13)
  27. #define TLB_V6_I_FULL (1 << 14)
  28. #define TLB_V6_U_ASID (1 << 16)
  29. #define TLB_V6_D_ASID (1 << 17)
  30. #define TLB_V6_I_ASID (1 << 18)
  31. /* Unified Inner Shareable TLB operations (ARMv7 MP extensions) */
  32. #define TLB_V7_UIS_PAGE (1 << 19)
  33. #define TLB_V7_UIS_FULL (1 << 20)
  34. #define TLB_V7_UIS_ASID (1 << 21)
  35. #define TLB_BARRIER (1 << 28)
  36. #define TLB_L2CLEAN_FR (1 << 29) /* Feroceon */
  37. #define TLB_DCLEAN (1 << 30)
  38. #define TLB_WB (1 << 31)
  39. /*
  40. * MMU TLB Model
  41. * =============
  42. *
  43. * We have the following to choose from:
  44. * v3 - ARMv3
  45. * v4 - ARMv4 without write buffer
  46. * v4wb - ARMv4 with write buffer without I TLB flush entry instruction
  47. * v4wbi - ARMv4 with write buffer with I TLB flush entry instruction
  48. * fr - Feroceon (v4wbi with non-outer-cacheable page table walks)
  49. * fa - Faraday (v4 with write buffer with UTLB)
  50. * v6wbi - ARMv6 with write buffer with I TLB flush entry instruction
  51. * v7wbi - identical to v6wbi
  52. */
  53. #undef _TLB
  54. #undef MULTI_TLB
  55. #ifdef CONFIG_SMP_ON_UP
  56. #define MULTI_TLB 1
  57. #endif
  58. #define v4_tlb_flags (TLB_V4_U_FULL | TLB_V4_U_PAGE)
  59. #ifdef CONFIG_CPU_TLB_V4WT
  60. # define v4_possible_flags v4_tlb_flags
  61. # define v4_always_flags v4_tlb_flags
  62. # ifdef _TLB
  63. # define MULTI_TLB 1
  64. # else
  65. # define _TLB v4
  66. # endif
  67. #else
  68. # define v4_possible_flags 0
  69. # define v4_always_flags (-1UL)
  70. #endif
  71. #define fa_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \
  72. TLB_V4_U_FULL | TLB_V4_U_PAGE)
  73. #ifdef CONFIG_CPU_TLB_FA
  74. # define fa_possible_flags fa_tlb_flags
  75. # define fa_always_flags fa_tlb_flags
  76. # ifdef _TLB
  77. # define MULTI_TLB 1
  78. # else
  79. # define _TLB fa
  80. # endif
  81. #else
  82. # define fa_possible_flags 0
  83. # define fa_always_flags (-1UL)
  84. #endif
  85. #define v4wbi_tlb_flags (TLB_WB | TLB_DCLEAN | \
  86. TLB_V4_I_FULL | TLB_V4_D_FULL | \
  87. TLB_V4_I_PAGE | TLB_V4_D_PAGE)
  88. #ifdef CONFIG_CPU_TLB_V4WBI
  89. # define v4wbi_possible_flags v4wbi_tlb_flags
  90. # define v4wbi_always_flags v4wbi_tlb_flags
  91. # ifdef _TLB
  92. # define MULTI_TLB 1
  93. # else
  94. # define _TLB v4wbi
  95. # endif
  96. #else
  97. # define v4wbi_possible_flags 0
  98. # define v4wbi_always_flags (-1UL)
  99. #endif
  100. #define fr_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_L2CLEAN_FR | \
  101. TLB_V4_I_FULL | TLB_V4_D_FULL | \
  102. TLB_V4_I_PAGE | TLB_V4_D_PAGE)
  103. #ifdef CONFIG_CPU_TLB_FEROCEON
  104. # define fr_possible_flags fr_tlb_flags
  105. # define fr_always_flags fr_tlb_flags
  106. # ifdef _TLB
  107. # define MULTI_TLB 1
  108. # else
  109. # define _TLB v4wbi
  110. # endif
  111. #else
  112. # define fr_possible_flags 0
  113. # define fr_always_flags (-1UL)
  114. #endif
  115. #define v4wb_tlb_flags (TLB_WB | TLB_DCLEAN | \
  116. TLB_V4_I_FULL | TLB_V4_D_FULL | \
  117. TLB_V4_D_PAGE)
  118. #ifdef CONFIG_CPU_TLB_V4WB
  119. # define v4wb_possible_flags v4wb_tlb_flags
  120. # define v4wb_always_flags v4wb_tlb_flags
  121. # ifdef _TLB
  122. # define MULTI_TLB 1
  123. # else
  124. # define _TLB v4wb
  125. # endif
  126. #else
  127. # define v4wb_possible_flags 0
  128. # define v4wb_always_flags (-1UL)
  129. #endif
  130. #define v6wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \
  131. TLB_V6_I_FULL | TLB_V6_D_FULL | \
  132. TLB_V6_I_PAGE | TLB_V6_D_PAGE | \
  133. TLB_V6_I_ASID | TLB_V6_D_ASID)
  134. #ifdef CONFIG_CPU_TLB_V6
  135. # define v6wbi_possible_flags v6wbi_tlb_flags
  136. # define v6wbi_always_flags v6wbi_tlb_flags
  137. # ifdef _TLB
  138. # define MULTI_TLB 1
  139. # else
  140. # define _TLB v6wbi
  141. # endif
  142. #else
  143. # define v6wbi_possible_flags 0
  144. # define v6wbi_always_flags (-1UL)
  145. #endif
  146. #define v7wbi_tlb_flags_smp (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \
  147. TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | TLB_V7_UIS_ASID)
  148. #define v7wbi_tlb_flags_up (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \
  149. TLB_V6_U_FULL | TLB_V6_U_PAGE | TLB_V6_U_ASID)
  150. #ifdef CONFIG_CPU_TLB_V7
  151. # ifdef CONFIG_SMP_ON_UP
  152. # define v7wbi_possible_flags (v7wbi_tlb_flags_smp | v7wbi_tlb_flags_up)
  153. # define v7wbi_always_flags (v7wbi_tlb_flags_smp & v7wbi_tlb_flags_up)
  154. # elif defined(CONFIG_SMP)
  155. # define v7wbi_possible_flags v7wbi_tlb_flags_smp
  156. # define v7wbi_always_flags v7wbi_tlb_flags_smp
  157. # else
  158. # define v7wbi_possible_flags v7wbi_tlb_flags_up
  159. # define v7wbi_always_flags v7wbi_tlb_flags_up
  160. # endif
  161. # ifdef _TLB