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. #define PPC_FEATURE_ARCH_2_05 0x00001000
  24. #define PPC_FEATURE_PA6T 0x00000800
  25. #define PPC_FEATURE_HAS_DFP 0x00000400
  26. #define PPC_FEATURE_POWER6_EXT 0x00000200
  27. #define PPC_FEATURE_TRUE_LE 0x00000002
  28. #define PPC_FEATURE_PPC_LE 0x00000001
  29. #ifdef __KERNEL__
  30. #ifndef __ASSEMBLY__
  31. /* This structure can grow, it's real size is used by head.S code
  32. * via the mkdefs mechanism.
  33. */
  34. struct cpu_spec;
  35. typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  36. typedef void (*cpu_restore_t)(void);
  37. enum powerpc_oprofile_type {
  38. PPC_OPROFILE_INVALID = 0,
  39. PPC_OPROFILE_RS64 = 1,
  40. PPC_OPROFILE_POWER4 = 2,
  41. PPC_OPROFILE_G4 = 3,
  42. PPC_OPROFILE_BOOKE = 4,
  43. PPC_OPROFILE_CELL = 5,
  44. PPC_OPROFILE_PA6T = 6,
  45. };
  46. enum powerpc_pmc_type {
  47. PPC_PMC_DEFAULT = 0,
  48. PPC_PMC_IBM = 1,
  49. PPC_PMC_PA6T = 2,
  50. };
  51. struct cpu_spec {
  52. /* CPU is matched via (PVR & pvr_mask) == pvr_value */
  53. unsigned int pvr_mask;
  54. unsigned int pvr_value;
  55. char *cpu_name;
  56. unsigned long cpu_features; /* Kernel features */
  57. unsigned int cpu_user_features; /* Userland features */
  58. /* cache line sizes */
  59. unsigned int icache_bsize;
  60. unsigned int dcache_bsize;
  61. /* number of performance monitor counters */
  62. unsigned int num_pmcs;
  63. enum powerpc_pmc_type pmc_type;
  64. /* this is called to initialize various CPU bits like L1 cache,
  65. * BHT, SPD, etc... from head.S before branching to identify_machine
  66. */
  67. cpu_setup_t cpu_setup;
  68. /* Used to restore cpu setup on secondary processors and at resume */
  69. cpu_restore_t cpu_restore;
  70. /* Used by oprofile userspace to select the right counters */
  71. char *oprofile_cpu_type;
  72. /* Processor specific oprofile operations */
  73. enum powerpc_oprofile_type oprofile_type;
  74. /* Bit locations inside the mmcra change */
  75. unsigned long oprofile_mmcra_sihv;
  76. unsigned long oprofile_mmcra_sipr;
  77. /* Bits to clear during an oprofile exception */
  78. unsigned long oprofile_mmcra_clear;
  79. /* Name of processor class, for the ELF AT_PLATFORM entry */
  80. char *platform;
  81. };
  82. extern struct cpu_spec *cur_cpu_spec;
  83. extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
  84. extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
  85. extern void do_feature_fixups(unsigned long value, void *fixup_start,
  86. void *fixup_end);
  87. #endif /* __ASSEMBLY__ */
  88. /* CPU kernel features */
  89. /* Retain the 32b definitions all use bottom half of word */
  90. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000000000000001)
  91. #define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
  92. #define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
  93. #define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
  94. #define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
  95. #define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
  96. #define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
  97. #define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
  98. #define CPU_FTR_601 ASM_CONST(0x0000000000000100)
  99. #define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
  100. #define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
  101. #define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
  102. #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
  103. #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
  104. #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
  105. #define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
  106. #define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
  107. #define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
  108. #define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
  109. #define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
  110. #define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
  111. #define CPU_FTR_PPC_LE ASM_CONST(0x0000000000200000)
  112. #define CPU_FTR_REAL_LE ASM_CONST(0x0000000000400000)
  113. #define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x0000000000800000)
  114. #define CPU_FTR_UNIFIED_ID_CACHE ASM_CONST(0x0000000001000000)
  115. /*
  116. * Add the 64-bit processor unique features in the top half of the word;
  117. * on 32-bit, make the names available but defined to be 0.
  118. */
  119. #ifdef __powerpc64__
  120. #define LONG_ASM_CONST(x) ASM_CONST(x)
  121. #else
  122. #define LONG_ASM_CONST(x) 0
  123. #endif
  124. #define CPU_FTR_SLB LONG_ASM_CONST(0x0000000100000000)
  125. #define CPU_FTR_16M_PAGE LONG_ASM_CONST(0x0000000200000000)
  126. #define CPU_FTR_TLBIEL LONG_ASM_CONST(0x0000000400000000)
  127. #define CPU_FTR_NOEXECUTE LONG_ASM_CONST(0x0000000800000000)
  128. #define CPU_FTR_IABR LONG_ASM_CONST(0x0000002000000000)
  129. #define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000004000000000)
  130. #define CPU_FTR_CTRL LONG_ASM_CONST(0x0000008000000000)
  131. #define CPU_FTR_SMT LONG_ASM_CONST(0x0000010000000000)
  132. #define CPU_FTR_LOCKLESS_TLBIE LONG_ASM_CONST(0x0000040000000000)
  133. #define CPU_FTR_CI_LARGE_PAGE LONG_ASM_CONST(0x0000100000000000)
  134. #define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000200000000000)
  135. #define CPU_FTR_PURR LONG_ASM_CONST(0x0000400000000000)
  136. #define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000800000000000)
  137. #define CPU_FTR_SPURR LONG_ASM_CONST(0x0001000000000000)
  138. #define CPU_FTR_DSCR LONG_ASM_CONST(0x0002000000000000)
  139. #ifndef __ASSEMBLY__
  140. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_SLB | \
  141. CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
  142. CPU_FTR_NODSISRALIGN | CPU_FTR_16M_PAGE)
  143. /* We only set the altivec features if the kernel was compiled with altivec
  144. * support
  145. */
  146. #ifdef CONFIG_ALTIVEC
  147. #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
  148. #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
  149. #else
  150. #define CPU_FTR_ALTIVEC_COMP 0
  151. #define PPC_FEATURE_HAS_ALTIVEC_COMP 0
  152. #endif
  153. /* We need to mark all pages as being coherent if we're SMP or we
  154. * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
  155. * it for PCI "streaming/prefetch" to work properly.
  156. */
  157. #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
  158. || defined(CONFIG_PPC_83xx)
  159. #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
  160. #else
  161. #define CPU_FTR_COMMON 0
  162. #endif
  163. /* The powersave features NAP & DOZE seems to confuse BDI when
  164. debugging. So if a BDI is used, disable theses
  165. */
  166. #ifndef CONFIG_BDI_SWITCH
  167. #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
  168. #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
  169. #else
  170. #define CPU_FTR_MAYBE_CAN_DOZE 0
  171. #define CPU_FTR_MAYBE_CAN_NAP 0
  172. #endif
  173. #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
  174. !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
  175. !defined(CONFIG_BOOKE))
  176. #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE | \
  177. CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
  178. #define CPU_FTRS_603 (CPU_FTR_COMMON | \
  179. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  180. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  181. #define CPU_FTRS_604 (CPU_FTR_COMMON | \
  182. CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE | \
  183. CPU_FTR_PPC_LE)
  184. #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \
  185. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  186. CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  187. #define CPU_FTRS_740 (CPU_FTR_COMMON | \
  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_PPC_LE)
  191. #define CPU_FTRS_750 (CPU_FTR_COMMON | \
  192. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  193. CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
  194. CPU_FTR_PPC_LE)
  195. #define CPU_FTRS_750CL (CPU_FTRS_750 | CPU_FTR_HAS_HIGH_BATS)
  196. #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
  197. #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM)
  198. #define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | \
  199. CPU_FTR_HAS_HIGH_BATS)
  200. #define CPU_FTRS_750GX (CPU_FTRS_750FX)
  201. #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \
  202. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  203. CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  204. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  205. #define CPU_FTRS_7400 (CPU_FTR_COMMON | \
  206. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  207. CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
  208. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  209. #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \
  210. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  211. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  212. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  213. #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \
  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_L3_DISABLE_NAP | \
  218. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  219. #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \
  220. CPU_FTR_USE_TB | \
  221. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  222. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  223. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  224. #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \
  225. CPU_FTR_USE_TB | \
  226. CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
  227. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
  228. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  229. #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \
  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_L3_DISABLE_NAP | \
  234. CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
  235. #define CPU_FTRS_7455 (CPU_FTR_COMMON | \
  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_PPC_LE)
  241. #define CPU_FTRS_7447_10 (CPU_FTR_COMMON | \
  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 | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE)
  247. #define CPU_FTRS_7447 (CPU_FTR_COMMON | \
  248. CPU_FTR_USE_TB | \
  249. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  250. CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  251. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  252. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  253. #define CPU_FTRS_7447A (CPU_FTR_COMMON | \
  254. CPU_FTR_USE_TB | \
  255. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  256. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  257. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  258. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  259. #define CPU_FTRS_7448 (CPU_FTR_COMMON | \
  260. CPU_FTR_USE_TB | \
  261. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  262. CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
  263. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
  264. CPU_FTR_PPC_LE)
  265. #define CPU_FTRS_82XX (CPU_FTR_COMMON | \
  266. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
  267. #define CPU_FTRS_G2_LE (CPU_FTR_MAYBE_CAN_DOZE | \
  268. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
  269. #define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \
  270. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
  271. CPU_FTR_COMMON)
  272. #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \
  273. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
  274. CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE)
  275. #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | \
  276. CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
  277. #define CPU_FTRS_8XX (CPU_FTR_USE_TB)
  278. #define CPU_FTRS_40X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
  279. #define CPU_FTRS_44X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
  280. #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
  281. CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
  282. #define CPU_FTRS_E500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
  283. #define CPU_FTRS_E500_2 (CPU_FTR_USE_TB | \
  284. CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
  285. #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
  286. /* 64-bit CPUs */
  287. #define CPU_FTRS_POWER3 (CPU_FTR_USE_TB | \
  288. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | CPU_FTR_PPC_LE)
  289. #define CPU_FTRS_RS64 (CPU_FTR_USE_TB | \
  290. CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
  291. CPU_FTR_MMCRA | CPU_FTR_CTRL)
  292. #define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | \
  293. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  294. CPU_FTR_MMCRA)
  295. #define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | \
  296. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  297. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
  298. #define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | \
  299. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  300. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  301. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  302. CPU_FTR_PURR)
  303. #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | \
  304. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  305. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  306. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  307. CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
  308. CPU_FTR_DSCR)
  309. #define CPU_FTRS_CELL (CPU_FTR_USE_TB | \
  310. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  311. CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
  312. CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE | CPU_FTR_CELL_TB_BUG)
  313. #define CPU_FTRS_PA6T (CPU_FTR_USE_TB | \
  314. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
  315. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CI_LARGE_PAGE | \
  316. CPU_FTR_PURR | CPU_FTR_REAL_LE)
  317. #define CPU_FTRS_COMPATIBLE (CPU_FTR_USE_TB | \
  318. CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
  319. #ifdef __powerpc64__
  320. #define CPU_FTRS_POSSIBLE \
  321. (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
  322. CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \
  323. CPU_FTRS_CELL | CPU_FTRS_PA6T)
  324. #else
  325. enum {
  326. CPU_FTRS_POSSIBLE =
  327. #if CLASSIC_PPC
  328. CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
  329. CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
  330. CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
  331. CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
  332. CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
  333. CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
  334. CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
  335. CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
  336. CPU_FTRS_CLASSIC32 |
  337. #else
  338. CPU_FTRS_GENERIC_32 |
  339. #endif
  340. #ifdef CONFIG_8xx
  341. CPU_FTRS_8XX |
  342. #endif
  343. #ifdef CONFIG_40x
  344. CPU_FTRS_40X |
  345. #endif
  346. #ifdef CONFIG_44x
  347. CPU_FTRS_44X |
  348. #endif
  349. #ifdef CONFIG_E200
  350. CPU_FTRS_E200 |
  351. #endif
  352. #ifdef CONFIG_E500
  353. CPU_FTRS_E500 | CPU_FTRS_E500_2 |
  354. #endif
  355. 0,
  356. };
  357. #endif /* __powerpc64__ */
  358. #ifdef __powerpc64__
  359. #define CPU_FTRS_ALWAYS \
  360. (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
  361. CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \
  362. CPU_FTRS_CELL & CPU_FTRS_PA6T & CPU_FTRS_POSSIBLE)
  363. #else
  364. enum {
  365. CPU_FTRS_ALWAYS =
  366. #if CLASSIC_PPC
  367. CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
  368. CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
  369. CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
  370. CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
  371. CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
  372. CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
  373. CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
  374. CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
  375. CPU_FTRS_CLASSIC32 &
  376. #else
  377. CPU_FTRS_GENERIC_32 &
  378. #endif
  379. #ifdef CONFIG_8xx
  380. CPU_FTRS_8XX &
  381. #endif
  382. #ifdef CONFIG_40x
  383. CPU_FTRS_40X &
  384. #endif
  385. #ifdef CONFIG_44x
  386. CPU_FTRS_44X &
  387. #endif
  388. #ifdef CONFIG_E200
  389. CPU_FTRS_E200 &
  390. #endif
  391. #ifdef CONFIG_E500
  392. CPU_FTRS_E500 & CPU_FTRS_E500_2 &
  393. #endif
  394. CPU_FTRS_POSSIBLE,
  395. };
  396. #endif /* __powerpc64__ */
  397. static inline int cpu_has_feature(unsigned long feature)
  398. {
  399. return (CPU_FTRS_ALWAYS & feature) ||
  400. (CPU_FTRS_POSSIBLE
  401. & cur_cpu_spec->cpu_features
  402. & feature);
  403. }
  404. #endif /* !__ASSEMBLY__ */
  405. #ifdef __ASSEMBLY__
  406. #define BEGIN_FTR_SECTION_NESTED(label) label:
  407. #define BEGIN_FTR_SECTION BEGIN_FTR_SECTION_NESTED(97)
  408. #define END_FTR_SECTION_NESTED(msk, val, label) \
  409. MAKE_FTR_SECTION_ENTRY(msk, val, label, __ftr_fixup)
  410. #define END_FTR_SECTION(msk, val) \
  411. END_FTR_SECTION_NESTED(msk, val, 97)
  412. #define END_FTR_SECTION_IFSET(msk) END_FTR_SECTION((msk), (msk))
  413. #define END_FTR_SECTION_IFCLR(msk) END_FTR_SECTION((msk), 0)
  414. #endif /* __ASSEMBLY__ */
  415. #endif /* __KERNEL__ */
  416. #endif /* __ASM_POWERPC_CPUTABLE_H */