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. #ifdef __KERNEL__
  25. #ifndef __ASSEMBLY__
  26. /* This structure can grow, it's real size is used by head.S code
  27. * via the mkdefs mechanism.
  28. */
  29. struct cpu_spec;
  30. typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  31. enum powerpc_oprofile_type {
  32. PPC_OPROFILE_INVALID = 0,
  33. PPC_OPROFILE_RS64 = 1,
  34. PPC_OPROFILE_POWER4 = 2,
  35. PPC_OPROFILE_G4 = 3,
  36. PPC_OPROFILE_BOOKE = 4,
  37. };
  38. struct cpu_spec {
  39. /* CPU is matched via (PVR & pvr_mask) == pvr_value */
  40. unsigned int pvr_mask;
  41. unsigned int pvr_value;
  42. char *cpu_name;
  43. unsigned long cpu_features; /* Kernel features */
  44. unsigned int cpu_user_features; /* Userland features */
  45. /* cache line sizes */
  46. unsigned int icache_bsize;
  47. unsigned int dcache_bsize;
  48. /* number of performance monitor counters */
  49. unsigned int num_pmcs;
  50. /* this is called to initialize various CPU bits like L1 cache,
  51. * BHT, SPD, etc... from head.S before branching to identify_machine
  52. */
  53. cpu_setup_t cpu_setup;
  54. /* Used by oprofile userspace to select the right counters */
  55. char *oprofile_cpu_type;
  56. /* Processor specific oprofile operations */
  57. enum powerpc_oprofile_type oprofile_type;
  58. /* Name of processor class, for the ELF AT_PLATFORM entry */
  59. char *platform;
  60. };
  61. extern struct cpu_spec *cur_cpu_spec;
  62. extern void identify_cpu(unsigned long offset, unsigned long cpu);
  63. extern void do_cpu_ftr_fixups(unsigned long offset);
  64. #endif /* __ASSEMBLY__ */
  65. /* CPU kernel features */
  66. /* Retain the 32b definitions all use bottom half of word */
  67. #define CPU_FTR_SPLIT_ID_CACHE ASM_CONST(0x0000000000000001)
  68. #define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
  69. #define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
  70. #define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
  71. #define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
  72. #define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
  73. #define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
  74. #define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
  75. #define CPU_FTR_601 ASM_CONST(0x0000000000000100)
  76. #define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
  77. #define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
  78. #define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
  79. #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
  80. #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
  81. #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
  82. #define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
  83. #define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
  84. #define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
  85. #define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
  86. #define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
  87. #define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
  88. #ifdef __powerpc64__
  89. /* Add the 64b processor unique features in the top half of the word */
  90. #define CPU_FTR_SLB ASM_CONST(0x0000000100000000)
  91. #define CPU_FTR_16M_PAGE ASM_CONST(0x0000000200000000)
  92. #define CPU_FTR_TLBIEL ASM_CONST(0x0000000400000000)
  93. #define CPU_FTR_NOEXECUTE ASM_CONST(0x0000000800000000)
  94. #define CPU_FTR_IABR ASM_CONST(0x0000002000000000)
  95. #define CPU_FTR_MMCRA ASM_CONST(0x0000004000000000)
  96. #define CPU_FTR_CTRL ASM_CONST(0x0000008000000000)
  97. #define CPU_FTR_SMT ASM_CONST(0x0000010000000000)
  98. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000020000000000)
  99. #define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0000040000000000)
  100. #define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0000080000000000)
  101. #define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0000100000000000)
  102. #define CPU_FTR_PAUSE_ZERO ASM_CONST(0x0000200000000000)
  103. #define CPU_FTR_PURR ASM_CONST(0x0000400000000000)
  104. #else
  105. /* ensure on 32b processors the flags are available for compiling but
  106. * don't do anything */
  107. #define CPU_FTR_SLB ASM_CONST(0x0)
  108. #define CPU_FTR_16M_PAGE ASM_CONST(0x0)
  109. #define CPU_FTR_TLBIEL ASM_CONST(0x0)
  110. #define CPU_FTR_NOEXECUTE ASM_CONST(0x0)
  111. #define CPU_FTR_IABR ASM_CONST(0x0)
  112. #define CPU_FTR_MMCRA ASM_CONST(0x0)
  113. #define CPU_FTR_CTRL ASM_CONST(0x0)
  114. #define CPU_FTR_SMT ASM_CONST(0x0)
  115. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0)
  116. #define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0)
  117. #define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0)
  118. #define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0)
  119. #define CPU_FTR_PURR ASM_CONST(0x0)
  120. #endif
  121. #ifndef __ASSEMBLY__
  122. #define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \
  123. CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
  124. CPU_FTR_NODSISRALIGN | CPU_FTR_CTRL)
  125. /* iSeries doesn't support large pages */
  126. #ifdef CONFIG_PPC_ISERIES
  127. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE)
  128. #else
  129. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE | CPU_FTR_16M_PAGE)
  130. #endif /* CONFIG_PPC_ISERIES */
  131. /* We only set the altivec features if the kernel was compiled with altivec
  132. * support
  133. */
  134. #ifdef CONFIG_ALTIVEC
  135. #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
  136. #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
  137. #else
  138. #define CPU_FTR_ALTIVEC_COMP 0
  139. #define PPC_FEATURE_HAS_ALTIVEC_COMP 0
  140. #endif
  141. /* We need to mark all pages as being coherent if we're SMP or we
  142. * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
  143. * it for PCI "streaming/prefetch" to work properly.
  144. */
  145. #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
  146. || defined(CONFIG_PPC_83xx)
  147. #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
  148. #else
  149. #define CPU_FTR_COMMON 0
  150. #endif
  151. /* The powersave features NAP & DOZE seems to confuse BDI when
  152. debugging. So if a BDI is used, disable theses
  153. */
  154. #ifndef CONFIG_BDI_SWITCH
  155. #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
  156. #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
  157. #else
  158. #define CPU_FTR_MAYBE_CAN_DOZE 0
  159. #define CPU_FTR_MAYBE_CAN_NAP 0
  160. #endif
  161. #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
  162. !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
  163. !defined(CONFIG_BOOKE))
  164. #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
  165. #define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  166. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  167. CPU_FTR_MAYBE_CAN_NAP)
  168. #define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  169. CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE)
  170. #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  171. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  172. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
  173. #define CPU_FTRS_740 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  174. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  175. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
  176. #define CPU_FTRS_750 (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. #define CPU_FTRS_750FX1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  180. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  181. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  182. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
  183. #define CPU_FTRS_750FX2 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  184. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  185. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  186. CPU_FTR_NO_DPM)
  187. #define CPU_FTRS_750FX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  188. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  189. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  190. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
  191. #define CPU_FTRS_750GX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  192. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU | \
  193. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  194. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
  195. #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  196. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  197. CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  198. CPU_FTR_MAYBE_CAN_NAP)
  199. #define CPU_FTRS_7400 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  200. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  201. CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  202. CPU_FTR_MAYBE_CAN_NAP)
  203. #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  204. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  205. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  206. CPU_FTR_NEED_COHERENT)
  207. #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  208. CPU_FTR_USE_TB | \
  209. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  210. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  211. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  212. CPU_FTR_NEED_COHERENT)
  213. #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  214. CPU_FTR_USE_TB | \
  215. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  216. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  217. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT)
  218. #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  219. CPU_FTR_USE_TB | \
  220. CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
  221. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
  222. CPU_FTR_NEED_COHERENT)
  223. #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  224. CPU_FTR_USE_TB | \
  225. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  226. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  227. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  228. CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS)
  229. #define CPU_FTRS_7455 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  230. CPU_FTR_USE_TB | \
  231. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  232. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  233. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  234. CPU_FTR_NEED_COHERENT)
  235. #define CPU_FTRS_7447_10 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  236. CPU_FTR_USE_TB | \
  237. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  238. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  239. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  240. CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC)
  241. #define CPU_FTRS_7447 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  242. CPU_FTR_USE_TB | \
  243. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  244. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  245. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  246. CPU_FTR_NEED_COHERENT)
  247. #define CPU_FTRS_7447A (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  248. CPU_FTR_USE_TB | \
  249. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  250. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  251. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  252. CPU_FTR_NEED_COHERENT)
  253. #define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  254. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
  255. #define CPU_FTRS_G2_LE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  256. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
  257. #define CPU_FTRS_E300 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  258. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
  259. CPU_FTR_COMMON)
  260. #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  261. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
  262. #define CPU_FTRS_POWER3_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  263. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
  264. #define CPU_FTRS_POWER4_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  265. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN)
  266. #define CPU_FTRS_970_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  267. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP | \
  268. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN)
  269. #define CPU_FTRS_8XX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
  270. #define CPU_FTRS_40X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  271. CPU_FTR_NODSISRALIGN)
  272. #define CPU_FTRS_44X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  273. CPU_FTR_NODSISRALIGN)
  274. #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
  275. #define CPU_FTRS_E500 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  276. CPU_FTR_NODSISRALIGN)
  277. #define CPU_FTRS_E500_2 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  278. CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
  279. #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
  280. #ifdef __powerpc64__
  281. #define CPU_FTRS_POWER3 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  282. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR)
  283. #define CPU_FTRS_RS64 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  284. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
  285. CPU_FTR_MMCRA | CPU_FTR_CTRL)
  286. #define CPU_FTRS_POWER4 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  287. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA)
  288. #define CPU_FTRS_PPC970 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  289. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  290. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
  291. #define CPU_FTRS_POWER5 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  292. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  293. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  294. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  295. CPU_FTR_MMCRA_SIHV | CPU_FTR_PURR)
  296. #define CPU_FTRS_POWER6 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  297. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  298. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  299. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  300. CPU_FTR_PURR | CPU_FTR_CI_LARGE_PAGE)
  301. #define CPU_FTRS_CELL (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  302. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  303. CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
  304. CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO)
  305. #define CPU_FTRS_COMPATIBLE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  306. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
  307. #endif
  308. #ifdef __powerpc64__
  309. #define CPU_FTRS_POSSIBLE \
  310. (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
  311. CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \
  312. CPU_FTRS_CELL | CPU_FTR_CI_LARGE_PAGE)
  313. #else
  314. enum {
  315. CPU_FTRS_POSSIBLE =
  316. #if CLASSIC_PPC
  317. CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
  318. CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
  319. CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
  320. CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
  321. CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
  322. CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
  323. CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
  324. CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_CLASSIC32 |
  325. #else
  326. CPU_FTRS_GENERIC_32 |
  327. #endif
  328. #ifdef CONFIG_PPC64BRIDGE
  329. CPU_FTRS_POWER3_32 |
  330. #endif
  331. #ifdef CONFIG_POWER4
  332. CPU_FTRS_POWER4_32 | CPU_FTRS_970_32 |
  333. #endif
  334. #ifdef CONFIG_8xx
  335. CPU_FTRS_8XX |
  336. #endif
  337. #ifdef CONFIG_40x
  338. CPU_FTRS_40X |
  339. #endif
  340. #ifdef CONFIG_44x
  341. CPU_FTRS_44X |
  342. #endif
  343. #ifdef CONFIG_E200
  344. CPU_FTRS_E200 |
  345. #endif
  346. #ifdef CONFIG_E500
  347. CPU_FTRS_E500 | CPU_FTRS_E500_2 |
  348. #endif
  349. 0,
  350. };
  351. #endif /* __powerpc64__ */
  352. #ifdef __powerpc64__
  353. #define CPU_FTRS_ALWAYS \
  354. (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
  355. CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \
  356. CPU_FTRS_CELL & CPU_FTRS_POSSIBLE)
  357. #else
  358. enum {
  359. CPU_FTRS_ALWAYS =
  360. #if CLASSIC_PPC
  361. CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
  362. CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
  363. CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
  364. CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
  365. CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
  366. CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
  367. CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
  368. CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_CLASSIC32 &
  369. #else
  370. CPU_FTRS_GENERIC_32 &
  371. #endif
  372. #ifdef CONFIG_PPC64BRIDGE
  373. CPU_FTRS_POWER3_32 &
  374. #endif
  375. #ifdef CONFIG_POWER4
  376. CPU_FTRS_POWER4_32 & CPU_FTRS_970_32 &
  377. #endif
  378. #ifdef CONFIG_8xx
  379. CPU_FTRS_8XX &
  380. #endif
  381. #ifdef CONFIG_40x
  382. CPU_FTRS_40X &
  383. #endif
  384. #ifdef CONFIG_44x
  385. CPU_FTRS_44X &
  386. #endif
  387. #ifdef CONFIG_E200
  388. CPU_FTRS_E200 &
  389. #endif
  390. #ifdef CONFIG_E500
  391. CPU_FTRS_E500 & CPU_FTRS_E500_2 &
  392. #endif
  393. CPU_FTRS_POSSIBLE,
  394. };
  395. #endif /* __powerpc64__ */
  396. static inline int cpu_has_feature(unsigned long feature)
  397. {
  398. return (CPU_FTRS_ALWAYS & feature) ||
  399. (CPU_FTRS_POSSIBLE
  400. & cur_cpu_spec->cpu_features
  401. & feature);
  402. }
  403. #endif /* !__ASSEMBLY__ */
  404. #ifdef __ASSEMBLY__
  405. #define BEGIN_FTR_SECTION 98:
  406. #ifndef __powerpc64__
  407. #define END_FTR_SECTION(msk, val) \
  408. 99: \
  409. .section __ftr_fixup,"a"; \
  410. .align 2; \
  411. .long msk; \
  412. .long val; \
  413. .long 98b; \
  414. .long 99b; \
  415. .previous
  416. #else /* __powerpc64__ */
  417. #define END_FTR_SECTION(msk, val) \
  418. 99: \
  419. .section __ftr_fixup,"a"; \
  420. .align 3; \
  421. .llong msk; \
  422. .llong val; \
  423. .llong 98b; \
  424. .llong 99b; \
  425. .previous
  426. #endif /* __powerpc64__ */
  427. #define END_FTR_SECTION_IFSET(msk) END_FTR_SECTION((msk), (msk))
  428. #define END_FTR_SECTION_IFCLR(msk) END_FTR_SECTION((msk), 0)
  429. #endif /* __ASSEMBLY__ */
  430. #endif /* __KERNEL__ */
  431. #endif /* __ASM_POWERPC_CPUTABLE_H */