cputable.h 18 KB

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  1. #ifndef __ASM_POWERPC_CPUTABLE_H
  2. #define __ASM_POWERPC_CPUTABLE_H
  3. #include <asm/asm-compat.h>
  4. #define PPC_FEATURE_32 0x80000000
  5. #define PPC_FEATURE_64 0x40000000
  6. #define PPC_FEATURE_601_INSTR 0x20000000
  7. #define PPC_FEATURE_HAS_ALTIVEC 0x10000000
  8. #define PPC_FEATURE_HAS_FPU 0x08000000
  9. #define PPC_FEATURE_HAS_MMU 0x04000000
  10. #define PPC_FEATURE_HAS_4xxMAC 0x02000000
  11. #define PPC_FEATURE_UNIFIED_CACHE 0x01000000
  12. #define PPC_FEATURE_HAS_SPE 0x00800000
  13. #define PPC_FEATURE_HAS_EFP_SINGLE 0x00400000
  14. #define PPC_FEATURE_HAS_EFP_DOUBLE 0x00200000
  15. #define PPC_FEATURE_NO_TB 0x00100000
  16. #define PPC_FEATURE_POWER4 0x00080000
  17. #define PPC_FEATURE_POWER5 0x00040000
  18. #define PPC_FEATURE_POWER5_PLUS 0x00020000
  19. #define PPC_FEATURE_CELL 0x00010000
  20. #define PPC_FEATURE_BOOKE 0x00008000
  21. #define PPC_FEATURE_SMT 0x00004000
  22. #define PPC_FEATURE_ICACHE_SNOOP 0x00002000
  23. #define PPC_FEATURE_ARCH_2_05 0x00001000
  24. #define PPC_FEATURE_PA6T 0x00000800
  25. #define PPC_FEATURE_TRUE_LE 0x00000002
  26. #define PPC_FEATURE_PPC_LE 0x00000001
  27. #ifdef __KERNEL__
  28. #ifndef __ASSEMBLY__
  29. /* This structure can grow, it's real size is used by head.S code
  30. * via the mkdefs mechanism.
  31. */
  32. struct cpu_spec;
  33. typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  34. typedef void (*cpu_restore_t)(void);
  35. enum powerpc_oprofile_type {
  36. PPC_OPROFILE_INVALID = 0,
  37. PPC_OPROFILE_RS64 = 1,
  38. PPC_OPROFILE_POWER4 = 2,
  39. PPC_OPROFILE_G4 = 3,
  40. PPC_OPROFILE_BOOKE = 4,
  41. };
  42. struct cpu_spec {
  43. /* CPU is matched via (PVR & pvr_mask) == pvr_value */
  44. unsigned int pvr_mask;
  45. unsigned int pvr_value;
  46. char *cpu_name;
  47. unsigned long cpu_features; /* Kernel features */
  48. unsigned int cpu_user_features; /* Userland features */
  49. /* cache line sizes */
  50. unsigned int icache_bsize;
  51. unsigned int dcache_bsize;
  52. /* number of performance monitor counters */
  53. unsigned int num_pmcs;
  54. /* this is called to initialize various CPU bits like L1 cache,
  55. * BHT, SPD, etc... from head.S before branching to identify_machine
  56. */
  57. cpu_setup_t cpu_setup;
  58. /* Used to restore cpu setup on secondary processors and at resume */
  59. cpu_restore_t cpu_restore;
  60. /* Used by oprofile userspace to select the right counters */
  61. char *oprofile_cpu_type;
  62. /* Processor specific oprofile operations */
  63. enum powerpc_oprofile_type oprofile_type;
  64. /* Bit locations inside the mmcra change */
  65. unsigned long oprofile_mmcra_sihv;
  66. unsigned long oprofile_mmcra_sipr;
  67. /* Bits to clear during an oprofile exception */
  68. unsigned long oprofile_mmcra_clear;
  69. /* Name of processor class, for the ELF AT_PLATFORM entry */
  70. char *platform;
  71. };
  72. extern struct cpu_spec *cur_cpu_spec;
  73. extern void identify_cpu(unsigned long offset, unsigned long cpu);
  74. extern void do_cpu_ftr_fixups(unsigned long offset);
  75. #endif /* __ASSEMBLY__ */
  76. /* CPU kernel features */
  77. /* Retain the 32b definitions all use bottom half of word */
  78. #define CPU_FTR_SPLIT_ID_CACHE ASM_CONST(0x0000000000000001)
  79. #define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
  80. #define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
  81. #define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
  82. #define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
  83. #define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
  84. #define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
  85. #define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
  86. #define CPU_FTR_601 ASM_CONST(0x0000000000000100)
  87. #define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
  88. #define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
  89. #define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
  90. #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
  91. #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
  92. #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
  93. #define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
  94. #define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
  95. #define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
  96. #define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
  97. #define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
  98. #define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
  99. #define CPU_FTR_PPC_LE ASM_CONST(0x0000000000200000)
  100. #define CPU_FTR_REAL_LE ASM_CONST(0x0000000000400000)
  101. /*
  102. * Add the 64-bit processor unique features in the top half of the word;
  103. * on 32-bit, make the names available but defined to be 0.
  104. */
  105. #ifdef __powerpc64__
  106. #define LONG_ASM_CONST(x) ASM_CONST(x)
  107. #else
  108. #define LONG_ASM_CONST(x) 0
  109. #endif
  110. #define CPU_FTR_SLB LONG_ASM_CONST(0x0000000100000000)
  111. #define CPU_FTR_16M_PAGE LONG_ASM_CONST(0x0000000200000000)
  112. #define CPU_FTR_TLBIEL LONG_ASM_CONST(0x0000000400000000)
  113. #define CPU_FTR_NOEXECUTE LONG_ASM_CONST(0x0000000800000000)
  114. #define CPU_FTR_IABR LONG_ASM_CONST(0x0000002000000000)
  115. #define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000004000000000)
  116. #define CPU_FTR_CTRL LONG_ASM_CONST(0x0000008000000000)
  117. #define CPU_FTR_SMT LONG_ASM_CONST(0x0000010000000000)
  118. #define CPU_FTR_COHERENT_ICACHE LONG_ASM_CONST(0x0000020000000000)
  119. #define CPU_FTR_LOCKLESS_TLBIE LONG_ASM_CONST(0x0000040000000000)
  120. #define CPU_FTR_CI_LARGE_PAGE LONG_ASM_CONST(0x0000100000000000)
  121. #define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000200000000000)
  122. #define CPU_FTR_PURR LONG_ASM_CONST(0x0000400000000000)
  123. #ifndef __ASSEMBLY__
  124. #define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \
  125. CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
  126. CPU_FTR_NODSISRALIGN)
  127. /* iSeries doesn't support large pages */
  128. #ifdef CONFIG_PPC_ISERIES
  129. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE)
  130. #else
  131. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE | CPU_FTR_16M_PAGE)
  132. #endif /* CONFIG_PPC_ISERIES */
  133. /* We only set the altivec features if the kernel was compiled with altivec
  134. * support
  135. */
  136. #ifdef CONFIG_ALTIVEC
  137. #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
  138. #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
  139. #else
  140. #define CPU_FTR_ALTIVEC_COMP 0
  141. #define PPC_FEATURE_HAS_ALTIVEC_COMP 0
  142. #endif
  143. /* We need to mark all pages as being coherent if we're SMP or we
  144. * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
  145. * it for PCI "streaming/prefetch" to work properly.
  146. */
  147. #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
  148. || defined(CONFIG_PPC_83xx)
  149. #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
  150. #else
  151. #define CPU_FTR_COMMON 0
  152. #endif
  153. /* The powersave features NAP & DOZE seems to confuse BDI when
  154. debugging. So if a BDI is used, disable theses
  155. */
  156. #ifndef CONFIG_BDI_SWITCH
  157. #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
  158. #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
  159. #else
  160. #define CPU_FTR_MAYBE_CAN_DOZE 0
  161. #define CPU_FTR_MAYBE_CAN_NAP 0
  162. #endif
  163. #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
  164. !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
  165. !defined(CONFIG_BOOKE))
  166. #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
  167. #define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  168. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  169. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  170. #define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  171. CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE | \
  172. CPU_FTR_PPC_LE)
  173. #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  174. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  175. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  176. #define CPU_FTRS_740 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  177. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  178. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  179. CPU_FTR_PPC_LE)
  180. #define CPU_FTRS_750 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  181. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  182. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  183. CPU_FTR_PPC_LE)
  184. #define CPU_FTRS_750FX1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  185. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  186. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  187. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM | CPU_FTR_PPC_LE)
  188. #define CPU_FTRS_750FX2 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  189. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  190. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  191. CPU_FTR_NO_DPM | CPU_FTR_PPC_LE)
  192. #define CPU_FTRS_750FX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  193. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  194. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  195. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
  196. #define CPU_FTRS_750GX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  197. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU | \
  198. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  199. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
  200. #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  201. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  202. CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  203. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  204. #define CPU_FTRS_7400 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  205. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  206. CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  207. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  208. #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  209. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  210. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  211. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  212. #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  213. CPU_FTR_USE_TB | \
  214. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  215. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  216. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  217. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  218. #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  219. CPU_FTR_USE_TB | \
  220. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  221. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  222. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  223. #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  224. CPU_FTR_USE_TB | \
  225. CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
  226. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
  227. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  228. #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  229. CPU_FTR_USE_TB | \
  230. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  231. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  232. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  233. CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
  234. #define CPU_FTRS_7455 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  235. CPU_FTR_USE_TB | \
  236. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  237. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  238. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  239. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  240. #define CPU_FTRS_7447_10 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  241. CPU_FTR_USE_TB | \
  242. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  243. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  244. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  245. CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE)
  246. #define CPU_FTRS_7447 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  247. CPU_FTR_USE_TB | \
  248. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  249. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  250. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  251. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  252. #define CPU_FTRS_7447A (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  253. CPU_FTR_USE_TB | \
  254. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  255. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  256. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  257. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  258. #define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  259. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
  260. #define CPU_FTRS_G2_LE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  261. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
  262. #define CPU_FTRS_E300 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  263. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
  264. CPU_FTR_COMMON)
  265. #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  266. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
  267. #define CPU_FTRS_8XX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
  268. #define CPU_FTRS_40X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  269. CPU_FTR_NODSISRALIGN)
  270. #define CPU_FTRS_44X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  271. CPU_FTR_NODSISRALIGN)
  272. #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
  273. #define CPU_FTRS_E500 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  274. CPU_FTR_NODSISRALIGN)
  275. #define CPU_FTRS_E500_2 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  276. CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
  277. #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
  278. #ifdef __powerpc64__
  279. #define CPU_FTRS_POWER3 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  280. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | CPU_FTR_PPC_LE)
  281. #define CPU_FTRS_RS64 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  282. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
  283. CPU_FTR_MMCRA | CPU_FTR_CTRL)
  284. #define CPU_FTRS_POWER4 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  285. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  286. CPU_FTR_MMCRA)
  287. #define CPU_FTRS_PPC970 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  288. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  289. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
  290. #define CPU_FTRS_POWER5 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  291. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  292. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  293. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  294. CPU_FTR_PURR)
  295. #define CPU_FTRS_POWER6 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  296. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  297. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  298. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  299. CPU_FTR_PURR | CPU_FTR_CI_LARGE_PAGE | CPU_FTR_REAL_LE)
  300. #define CPU_FTRS_CELL (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  301. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  302. CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
  303. CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE)
  304. #define CPU_FTRS_PA6T (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  305. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  306. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CI_LARGE_PAGE | \
  307. CPU_FTR_PURR | CPU_FTR_REAL_LE)
  308. #define CPU_FTRS_COMPATIBLE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  309. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
  310. #endif
  311. #ifdef __powerpc64__
  312. #define CPU_FTRS_POSSIBLE \
  313. (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
  314. CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \
  315. CPU_FTRS_CELL | CPU_FTRS_PA6T)
  316. #else
  317. enum {
  318. CPU_FTRS_POSSIBLE =
  319. #if CLASSIC_PPC
  320. CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
  321. CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
  322. CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
  323. CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
  324. CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
  325. CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
  326. CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
  327. CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_CLASSIC32 |
  328. #else
  329. CPU_FTRS_GENERIC_32 |
  330. #endif
  331. #ifdef CONFIG_8xx
  332. CPU_FTRS_8XX |
  333. #endif
  334. #ifdef CONFIG_40x
  335. CPU_FTRS_40X |
  336. #endif
  337. #ifdef CONFIG_44x
  338. CPU_FTRS_44X |
  339. #endif
  340. #ifdef CONFIG_E200
  341. CPU_FTRS_E200 |
  342. #endif
  343. #ifdef CONFIG_E500
  344. CPU_FTRS_E500 | CPU_FTRS_E500_2 |
  345. #endif
  346. 0,
  347. };
  348. #endif /* __powerpc64__ */
  349. #ifdef __powerpc64__
  350. #define CPU_FTRS_ALWAYS \
  351. (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
  352. CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \
  353. CPU_FTRS_CELL & CPU_FTRS_PA6T & CPU_FTRS_POSSIBLE)
  354. #else
  355. enum {
  356. CPU_FTRS_ALWAYS =
  357. #if CLASSIC_PPC
  358. CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
  359. CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
  360. CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
  361. CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
  362. CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
  363. CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
  364. CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
  365. CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_CLASSIC32 &
  366. #else
  367. CPU_FTRS_GENERIC_32 &
  368. #endif
  369. #ifdef CONFIG_8xx
  370. CPU_FTRS_8XX &
  371. #endif
  372. #ifdef CONFIG_40x
  373. CPU_FTRS_40X &
  374. #endif
  375. #ifdef CONFIG_44x
  376. CPU_FTRS_44X &
  377. #endif
  378. #ifdef CONFIG_E200
  379. CPU_FTRS_E200 &
  380. #endif
  381. #ifdef CONFIG_E500
  382. CPU_FTRS_E500 & CPU_FTRS_E500_2 &
  383. #endif
  384. CPU_FTRS_POSSIBLE,
  385. };
  386. #endif /* __powerpc64__ */
  387. static inline int cpu_has_feature(unsigned long feature)
  388. {
  389. return (CPU_FTRS_ALWAYS & feature) ||
  390. (CPU_FTRS_POSSIBLE
  391. & cur_cpu_spec->cpu_features
  392. & feature);
  393. }
  394. #endif /* !__ASSEMBLY__ */
  395. #ifdef __ASSEMBLY__
  396. #define BEGIN_FTR_SECTION 98:
  397. #ifndef __powerpc64__
  398. #define END_FTR_SECTION(msk, val) \
  399. 99: \
  400. .section __ftr_fixup,"a"; \
  401. .align 2; \
  402. .long msk; \
  403. .long val; \
  404. .long 98b; \
  405. .long 99b; \
  406. .previous
  407. #else /* __powerpc64__ */
  408. #define END_FTR_SECTION(msk, val) \
  409. 99: \
  410. .section __ftr_fixup,"a"; \
  411. .align 3; \
  412. .llong msk; \
  413. .llong val; \
  414. .llong 98b; \
  415. .llong 99b; \
  416. .previous
  417. #endif /* __powerpc64__ */
  418. #define END_FTR_SECTION_IFSET(msk) END_FTR_SECTION((msk), (msk))
  419. #define END_FTR_SECTION_IFCLR(msk) END_FTR_SECTION((msk), 0)
  420. #endif /* __ASSEMBLY__ */
  421. #endif /* __KERNEL__ */
  422. #endif /* __ASM_POWERPC_CPUTABLE_H */