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_TRUE_LE 0x00000002
  25. #define PPC_FEATURE_PPC_LE 0x00000001
  26. #ifdef __KERNEL__
  27. #ifndef __ASSEMBLY__
  28. /* This structure can grow, it's real size is used by head.S code
  29. * via the mkdefs mechanism.
  30. */
  31. struct cpu_spec;
  32. typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  33. enum powerpc_oprofile_type {
  34. PPC_OPROFILE_INVALID = 0,
  35. PPC_OPROFILE_RS64 = 1,
  36. PPC_OPROFILE_POWER4 = 2,
  37. PPC_OPROFILE_G4 = 3,
  38. PPC_OPROFILE_BOOKE = 4,
  39. };
  40. struct cpu_spec {
  41. /* CPU is matched via (PVR & pvr_mask) == pvr_value */
  42. unsigned int pvr_mask;
  43. unsigned int pvr_value;
  44. char *cpu_name;
  45. unsigned long cpu_features; /* Kernel features */
  46. unsigned int cpu_user_features; /* Userland features */
  47. /* cache line sizes */
  48. unsigned int icache_bsize;
  49. unsigned int dcache_bsize;
  50. /* number of performance monitor counters */
  51. unsigned int num_pmcs;
  52. /* this is called to initialize various CPU bits like L1 cache,
  53. * BHT, SPD, etc... from head.S before branching to identify_machine
  54. */
  55. cpu_setup_t cpu_setup;
  56. /* Used by oprofile userspace to select the right counters */
  57. char *oprofile_cpu_type;
  58. /* Processor specific oprofile operations */
  59. enum powerpc_oprofile_type oprofile_type;
  60. /* Bit locations inside the mmcra change */
  61. unsigned long oprofile_mmcra_sihv;
  62. unsigned long oprofile_mmcra_sipr;
  63. /* Bits to clear during an oprofile exception */
  64. unsigned long oprofile_mmcra_clear;
  65. /* Name of processor class, for the ELF AT_PLATFORM entry */
  66. char *platform;
  67. };
  68. extern struct cpu_spec *cur_cpu_spec;
  69. extern void identify_cpu(unsigned long offset, unsigned long cpu);
  70. extern void do_cpu_ftr_fixups(unsigned long offset);
  71. #endif /* __ASSEMBLY__ */
  72. /* CPU kernel features */
  73. /* Retain the 32b definitions all use bottom half of word */
  74. #define CPU_FTR_SPLIT_ID_CACHE ASM_CONST(0x0000000000000001)
  75. #define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
  76. #define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
  77. #define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
  78. #define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
  79. #define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
  80. #define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
  81. #define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
  82. #define CPU_FTR_601 ASM_CONST(0x0000000000000100)
  83. #define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
  84. #define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
  85. #define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
  86. #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
  87. #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
  88. #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
  89. #define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
  90. #define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
  91. #define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
  92. #define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
  93. #define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
  94. #define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
  95. #define CPU_FTR_PPC_LE ASM_CONST(0x0000000000200000)
  96. #define CPU_FTR_REAL_LE ASM_CONST(0x0000000000400000)
  97. #ifdef __powerpc64__
  98. /* Add the 64b processor unique features in the top half of the word */
  99. #define CPU_FTR_SLB ASM_CONST(0x0000000100000000)
  100. #define CPU_FTR_16M_PAGE ASM_CONST(0x0000000200000000)
  101. #define CPU_FTR_TLBIEL ASM_CONST(0x0000000400000000)
  102. #define CPU_FTR_NOEXECUTE ASM_CONST(0x0000000800000000)
  103. #define CPU_FTR_IABR ASM_CONST(0x0000002000000000)
  104. #define CPU_FTR_MMCRA ASM_CONST(0x0000004000000000)
  105. #define CPU_FTR_CTRL ASM_CONST(0x0000008000000000)
  106. #define CPU_FTR_SMT ASM_CONST(0x0000010000000000)
  107. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000020000000000)
  108. #define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0000040000000000)
  109. #define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0000100000000000)
  110. #define CPU_FTR_PAUSE_ZERO ASM_CONST(0x0000200000000000)
  111. #define CPU_FTR_PURR ASM_CONST(0x0000400000000000)
  112. #else
  113. /* ensure on 32b processors the flags are available for compiling but
  114. * don't do anything */
  115. #define CPU_FTR_SLB ASM_CONST(0x0)
  116. #define CPU_FTR_16M_PAGE ASM_CONST(0x0)
  117. #define CPU_FTR_TLBIEL ASM_CONST(0x0)
  118. #define CPU_FTR_NOEXECUTE ASM_CONST(0x0)
  119. #define CPU_FTR_IABR ASM_CONST(0x0)
  120. #define CPU_FTR_MMCRA ASM_CONST(0x0)
  121. #define CPU_FTR_CTRL ASM_CONST(0x0)
  122. #define CPU_FTR_SMT ASM_CONST(0x0)
  123. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0)
  124. #define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0)
  125. #define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0)
  126. #define CPU_FTR_PURR ASM_CONST(0x0)
  127. #endif
  128. #ifndef __ASSEMBLY__
  129. #define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \
  130. CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
  131. CPU_FTR_NODSISRALIGN | CPU_FTR_CTRL)
  132. /* iSeries doesn't support large pages */
  133. #ifdef CONFIG_PPC_ISERIES
  134. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE)
  135. #else
  136. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE | CPU_FTR_16M_PAGE)
  137. #endif /* CONFIG_PPC_ISERIES */
  138. /* We only set the altivec features if the kernel was compiled with altivec
  139. * support
  140. */
  141. #ifdef CONFIG_ALTIVEC
  142. #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
  143. #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
  144. #else
  145. #define CPU_FTR_ALTIVEC_COMP 0
  146. #define PPC_FEATURE_HAS_ALTIVEC_COMP 0
  147. #endif
  148. /* We need to mark all pages as being coherent if we're SMP or we
  149. * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
  150. * it for PCI "streaming/prefetch" to work properly.
  151. */
  152. #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
  153. || defined(CONFIG_PPC_83xx)
  154. #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
  155. #else
  156. #define CPU_FTR_COMMON 0
  157. #endif
  158. /* The powersave features NAP & DOZE seems to confuse BDI when
  159. debugging. So if a BDI is used, disable theses
  160. */
  161. #ifndef CONFIG_BDI_SWITCH
  162. #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
  163. #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
  164. #else
  165. #define CPU_FTR_MAYBE_CAN_DOZE 0
  166. #define CPU_FTR_MAYBE_CAN_NAP 0
  167. #endif
  168. #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
  169. !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
  170. !defined(CONFIG_BOOKE))
  171. #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
  172. #define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  173. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  174. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  175. #define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  176. CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE | \
  177. CPU_FTR_PPC_LE)
  178. #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  179. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  180. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  181. #define CPU_FTRS_740 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  182. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  183. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  184. CPU_FTR_PPC_LE)
  185. #define CPU_FTRS_750 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  186. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  187. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  188. CPU_FTR_PPC_LE)
  189. #define CPU_FTRS_750FX1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  190. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  191. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  192. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM | CPU_FTR_PPC_LE)
  193. #define CPU_FTRS_750FX2 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  194. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  195. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  196. CPU_FTR_NO_DPM | CPU_FTR_PPC_LE)
  197. #define CPU_FTRS_750FX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  198. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  199. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  200. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
  201. #define CPU_FTRS_750GX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  202. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU | \
  203. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  204. CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
  205. #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  206. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  207. CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  208. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  209. #define CPU_FTRS_7400 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  210. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  211. CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  212. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  213. #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  214. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  215. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  216. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  217. #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  218. CPU_FTR_USE_TB | \
  219. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  220. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  221. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  222. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  223. #define CPU_FTRS_7450_23 (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_NEED_COHERENT | CPU_FTR_PPC_LE)
  228. #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  229. CPU_FTR_USE_TB | \
  230. CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
  231. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
  232. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  233. #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  234. CPU_FTR_USE_TB | \
  235. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  236. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  237. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  238. CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
  239. #define CPU_FTRS_7455 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  240. CPU_FTR_USE_TB | \
  241. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  242. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  243. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  244. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  245. #define CPU_FTRS_7447_10 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  246. CPU_FTR_USE_TB | \
  247. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  248. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  249. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  250. CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE)
  251. #define CPU_FTRS_7447 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  252. CPU_FTR_USE_TB | \
  253. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  254. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  255. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  256. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  257. #define CPU_FTRS_7447A (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  258. CPU_FTR_USE_TB | \
  259. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  260. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  261. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  262. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  263. #define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  264. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
  265. #define CPU_FTRS_G2_LE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  266. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
  267. #define CPU_FTRS_E300 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
  268. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
  269. CPU_FTR_COMMON)
  270. #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
  271. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
  272. #define CPU_FTRS_8XX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
  273. #define CPU_FTRS_40X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  274. CPU_FTR_NODSISRALIGN)
  275. #define CPU_FTRS_44X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  276. CPU_FTR_NODSISRALIGN)
  277. #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
  278. #define CPU_FTRS_E500 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  279. CPU_FTR_NODSISRALIGN)
  280. #define CPU_FTRS_E500_2 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  281. CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
  282. #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
  283. #ifdef __powerpc64__
  284. #define CPU_FTRS_POWER3 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  285. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | CPU_FTR_PPC_LE)
  286. #define CPU_FTRS_RS64 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  287. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
  288. CPU_FTR_MMCRA | CPU_FTR_CTRL)
  289. #define CPU_FTRS_POWER4 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  290. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA)
  291. #define CPU_FTRS_PPC970 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  292. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  293. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
  294. #define CPU_FTRS_POWER5 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  295. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  296. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  297. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  298. CPU_FTR_PURR)
  299. #define CPU_FTRS_POWER6 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
  300. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  301. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  302. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  303. CPU_FTR_PURR | CPU_FTR_CI_LARGE_PAGE | CPU_FTR_REAL_LE)
  304. #define CPU_FTRS_CELL (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_MMCRA | CPU_FTR_SMT | \
  307. CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE)
  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_FTR_CI_LARGE_PAGE)
  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_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 */