cputable.h 17 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. #ifdef __KERNEL__
  24. #ifndef __ASSEMBLY__
  25. /* This structure can grow, it's real size is used by head.S code
  26. * via the mkdefs mechanism.
  27. */
  28. struct cpu_spec;
  29. typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  30. enum powerpc_oprofile_type {
  31. PPC_OPROFILE_INVALID = 0,
  32. PPC_OPROFILE_RS64 = 1,
  33. PPC_OPROFILE_POWER4 = 2,
  34. PPC_OPROFILE_G4 = 3,
  35. PPC_OPROFILE_BOOKE = 4,
  36. };
  37. struct cpu_spec {
  38. /* CPU is matched via (PVR & pvr_mask) == pvr_value */
  39. unsigned int pvr_mask;
  40. unsigned int pvr_value;
  41. char *cpu_name;
  42. unsigned long cpu_features; /* Kernel features */
  43. unsigned int cpu_user_features; /* Userland features */
  44. /* cache line sizes */
  45. unsigned int icache_bsize;
  46. unsigned int dcache_bsize;
  47. /* number of performance monitor counters */
  48. unsigned int num_pmcs;
  49. /* this is called to initialize various CPU bits like L1 cache,
  50. * BHT, SPD, etc... from head.S before branching to identify_machine
  51. */
  52. cpu_setup_t cpu_setup;
  53. /* Used by oprofile userspace to select the right counters */
  54. char *oprofile_cpu_type;
  55. /* Processor specific oprofile operations */
  56. enum powerpc_oprofile_type oprofile_type;
  57. /* Name of processor class, for the ELF AT_PLATFORM entry */
  58. char *platform;
  59. };
  60. extern struct cpu_spec *cur_cpu_spec;
  61. extern void identify_cpu(unsigned long offset, unsigned long cpu);
  62. extern void do_cpu_ftr_fixups(unsigned long offset);
  63. #endif /* __ASSEMBLY__ */
  64. /* CPU kernel features */
  65. /* Retain the 32b definitions all use bottom half of word */
  66. #define CPU_FTR_SPLIT_ID_CACHE ASM_CONST(0x0000000000000001)
  67. #define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
  68. #define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
  69. #define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
  70. #define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
  71. #define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
  72. #define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
  73. #define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
  74. #define CPU_FTR_601 ASM_CONST(0x0000000000000100)
  75. #define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
  76. #define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
  77. #define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
  78. #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
  79. #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
  80. #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
  81. #define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
  82. #define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
  83. #define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
  84. #define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
  85. #define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
  86. #define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
  87. #ifdef __powerpc64__
  88. /* Add the 64b processor unique features in the top half of the word */
  89. #define CPU_FTR_SLB ASM_CONST(0x0000000100000000)
  90. #define CPU_FTR_16M_PAGE ASM_CONST(0x0000000200000000)
  91. #define CPU_FTR_TLBIEL ASM_CONST(0x0000000400000000)
  92. #define CPU_FTR_NOEXECUTE ASM_CONST(0x0000000800000000)
  93. #define CPU_FTR_IABR ASM_CONST(0x0000002000000000)
  94. #define CPU_FTR_MMCRA ASM_CONST(0x0000004000000000)
  95. #define CPU_FTR_CTRL ASM_CONST(0x0000008000000000)
  96. #define CPU_FTR_SMT ASM_CONST(0x0000010000000000)
  97. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000020000000000)
  98. #define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0000040000000000)
  99. #define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0000080000000000)
  100. #define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0000100000000000)
  101. #define CPU_FTR_PAUSE_ZERO ASM_CONST(0x0000200000000000)
  102. #define CPU_FTR_PURR ASM_CONST(0x0000400000000000)
  103. #else
  104. /* ensure on 32b processors the flags are available for compiling but
  105. * don't do anything */
  106. #define CPU_FTR_SLB ASM_CONST(0x0)
  107. #define CPU_FTR_16M_PAGE ASM_CONST(0x0)
  108. #define CPU_FTR_TLBIEL ASM_CONST(0x0)
  109. #define CPU_FTR_NOEXECUTE ASM_CONST(0x0)
  110. #define CPU_FTR_IABR ASM_CONST(0x0)
  111. #define CPU_FTR_MMCRA ASM_CONST(0x0)
  112. #define CPU_FTR_CTRL ASM_CONST(0x0)
  113. #define CPU_FTR_SMT ASM_CONST(0x0)
  114. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0)
  115. #define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0)
  116. #define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0)
  117. #define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0)
  118. #define CPU_FTR_PURR ASM_CONST(0x0)
  119. #endif
  120. #ifndef __ASSEMBLY__
  121. #define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \
  122. CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
  123. CPU_FTR_NODSISRALIGN | CPU_FTR_CTRL)
  124. /* iSeries doesn't support large pages */
  125. #ifdef CONFIG_PPC_ISERIES
  126. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE)
  127. #else
  128. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE | CPU_FTR_16M_PAGE)
  129. #endif /* CONFIG_PPC_ISERIES */
  130. /* We only set the altivec features if the kernel was compiled with altivec
  131. * support
  132. */
  133. #ifdef CONFIG_ALTIVEC
  134. #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
  135. #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
  136. #else
  137. #define CPU_FTR_ALTIVEC_COMP 0
  138. #define PPC_FEATURE_HAS_ALTIVEC_COMP 0
  139. #endif
  140. /* We need to mark all pages as being coherent if we're SMP or we
  141. * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
  142. * it for PCI "streaming/prefetch" to work properly.
  143. */
  144. #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
  145. || defined(CONFIG_PPC_83xx)
  146. #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
  147. #else
  148. #define CPU_FTR_COMMON 0
  149. #endif
  150. /* The powersave features NAP & DOZE seems to confuse BDI when
  151. debugging. So if a BDI is used, disable theses
  152. */
  153. #ifndef CONFIG_BDI_SWITCH
  154. #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
  155. #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
  156. #else
  157. #define CPU_FTR_MAYBE_CAN_DOZE 0
  158. #define CPU_FTR_MAYBE_CAN_NAP 0
  159. #endif
  160. #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
  161. !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
  162. !defined(CONFIG_BOOKE))
  163. #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
  164. #define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  165. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  166. CPU_FTR_MAYBE_CAN_NAP)
  167. #define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  168. CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE)
  169. #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  170. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  171. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
  172. #define CPU_FTRS_740 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  173. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  174. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
  175. #define CPU_FTRS_750 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  176. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  177. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
  178. #define CPU_FTRS_750FX1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  179. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  180. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  181. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
  182. #define CPU_FTRS_750FX2 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  183. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  184. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  185. CPU_FTR_NO_DPM)
  186. #define CPU_FTRS_750FX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  187. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  188. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  189. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
  190. #define CPU_FTRS_750GX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  191. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU | \
  192. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  193. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
  194. #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  195. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  196. CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  197. CPU_FTR_MAYBE_CAN_NAP)
  198. #define CPU_FTRS_7400 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  199. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  200. CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  201. CPU_FTR_MAYBE_CAN_NAP)
  202. #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  203. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  204. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  205. CPU_FTR_NEED_COHERENT)
  206. #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  207. CPU_FTR_USE_TB | \
  208. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  209. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  210. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  211. CPU_FTR_NEED_COHERENT)
  212. #define CPU_FTRS_7450_23 (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_NEED_COHERENT)
  217. #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  218. CPU_FTR_USE_TB | \
  219. CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
  220. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
  221. CPU_FTR_NEED_COHERENT)
  222. #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  223. CPU_FTR_USE_TB | \
  224. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  225. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  226. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  227. CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS)
  228. #define CPU_FTRS_7455 (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_HAS_HIGH_BATS | \
  233. CPU_FTR_NEED_COHERENT)
  234. #define CPU_FTRS_7447_10 (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_NO_BTIC)
  240. #define CPU_FTRS_7447 (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)
  246. #define CPU_FTRS_7447A (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_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  250. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  251. CPU_FTR_NEED_COHERENT)
  252. #define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  253. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
  254. #define CPU_FTRS_G2_LE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  255. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
  256. #define CPU_FTRS_E300 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  257. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
  258. CPU_FTR_COMMON)
  259. #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  260. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
  261. #define CPU_FTRS_POWER3_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  262. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
  263. #define CPU_FTRS_POWER4_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  264. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN)
  265. #define CPU_FTRS_970_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  266. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP | \
  267. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN)
  268. #define CPU_FTRS_8XX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
  269. #define CPU_FTRS_40X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  270. CPU_FTR_NODSISRALIGN)
  271. #define CPU_FTRS_44X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  272. CPU_FTR_NODSISRALIGN)
  273. #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
  274. #define CPU_FTRS_E500 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  275. CPU_FTR_NODSISRALIGN)
  276. #define CPU_FTRS_E500_2 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  277. CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
  278. #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
  279. #ifdef __powerpc64__
  280. #define CPU_FTRS_POWER3 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  281. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR)
  282. #define CPU_FTRS_RS64 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  283. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
  284. CPU_FTR_MMCRA | CPU_FTR_CTRL)
  285. #define CPU_FTRS_POWER4 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  286. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | 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 | \
  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 | \
  292. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  293. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  294. CPU_FTR_MMCRA_SIHV | CPU_FTR_PURR)
  295. #define CPU_FTRS_CELL (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  296. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  297. CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
  298. CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO)
  299. #define CPU_FTRS_COMPATIBLE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  300. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
  301. #endif
  302. #ifdef __powerpc64__
  303. #define CPU_FTRS_POSSIBLE \
  304. (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
  305. CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_CELL | \
  306. CPU_FTR_CI_LARGE_PAGE)
  307. #else
  308. enum {
  309. CPU_FTRS_POSSIBLE =
  310. #if CLASSIC_PPC
  311. CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
  312. CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
  313. CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
  314. CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
  315. CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
  316. CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
  317. CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
  318. CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_CLASSIC32 |
  319. #else
  320. CPU_FTRS_GENERIC_32 |
  321. #endif
  322. #ifdef CONFIG_PPC64BRIDGE
  323. CPU_FTRS_POWER3_32 |
  324. #endif
  325. #ifdef CONFIG_POWER4
  326. CPU_FTRS_POWER4_32 | CPU_FTRS_970_32 |
  327. #endif
  328. #ifdef CONFIG_8xx
  329. CPU_FTRS_8XX |
  330. #endif
  331. #ifdef CONFIG_40x
  332. CPU_FTRS_40X |
  333. #endif
  334. #ifdef CONFIG_44x
  335. CPU_FTRS_44X |
  336. #endif
  337. #ifdef CONFIG_E200
  338. CPU_FTRS_E200 |
  339. #endif
  340. #ifdef CONFIG_E500
  341. CPU_FTRS_E500 | CPU_FTRS_E500_2 |
  342. #endif
  343. 0,
  344. };
  345. #endif /* __powerpc64__ */
  346. #ifdef __powerpc64__
  347. #define CPU_FTRS_ALWAYS \
  348. (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
  349. CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_CELL & \
  350. CPU_FTRS_POSSIBLE)
  351. #else
  352. enum {
  353. CPU_FTRS_ALWAYS =
  354. #if CLASSIC_PPC
  355. CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
  356. CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
  357. CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
  358. CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
  359. CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
  360. CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
  361. CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
  362. CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_CLASSIC32 &
  363. #else
  364. CPU_FTRS_GENERIC_32 &
  365. #endif
  366. #ifdef CONFIG_PPC64BRIDGE
  367. CPU_FTRS_POWER3_32 &
  368. #endif
  369. #ifdef CONFIG_POWER4
  370. CPU_FTRS_POWER4_32 & CPU_FTRS_970_32 &
  371. #endif
  372. #ifdef CONFIG_8xx
  373. CPU_FTRS_8XX &
  374. #endif
  375. #ifdef CONFIG_40x
  376. CPU_FTRS_40X &
  377. #endif
  378. #ifdef CONFIG_44x
  379. CPU_FTRS_44X &
  380. #endif
  381. #ifdef CONFIG_E200
  382. CPU_FTRS_E200 &
  383. #endif
  384. #ifdef CONFIG_E500
  385. CPU_FTRS_E500 & CPU_FTRS_E500_2 &
  386. #endif
  387. CPU_FTRS_POSSIBLE,
  388. };
  389. #endif /* __powerpc64__ */
  390. static inline int cpu_has_feature(unsigned long feature)
  391. {
  392. return (CPU_FTRS_ALWAYS & feature) ||
  393. (CPU_FTRS_POSSIBLE
  394. & cur_cpu_spec->cpu_features
  395. & feature);
  396. }
  397. #endif /* !__ASSEMBLY__ */
  398. #ifdef __ASSEMBLY__
  399. #define BEGIN_FTR_SECTION 98:
  400. #ifndef __powerpc64__
  401. #define END_FTR_SECTION(msk, val) \
  402. 99: \
  403. .section __ftr_fixup,"a"; \
  404. .align 2; \
  405. .long msk; \
  406. .long val; \
  407. .long 98b; \
  408. .long 99b; \
  409. .previous
  410. #else /* __powerpc64__ */
  411. #define END_FTR_SECTION(msk, val) \
  412. 99: \
  413. .section __ftr_fixup,"a"; \
  414. .align 3; \
  415. .llong msk; \
  416. .llong val; \
  417. .llong 98b; \
  418. .llong 99b; \
  419. .previous
  420. #endif /* __powerpc64__ */
  421. #define END_FTR_SECTION_IFSET(msk) END_FTR_SECTION((msk), (msk))
  422. #define END_FTR_SECTION_IFCLR(msk) END_FTR_SECTION((msk), 0)
  423. #endif /* __ASSEMBLY__ */
  424. #endif /* __KERNEL__ */
  425. #endif /* __ASM_POWERPC_CPUTABLE_H */