cputable.h 19 KB

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  1. #ifndef __ASM_POWERPC_CPUTABLE_H
  2. #define __ASM_POWERPC_CPUTABLE_H
  3. #define PPC_FEATURE_32 0x80000000
  4. #define PPC_FEATURE_64 0x40000000
  5. #define PPC_FEATURE_601_INSTR 0x20000000
  6. #define PPC_FEATURE_HAS_ALTIVEC 0x10000000
  7. #define PPC_FEATURE_HAS_FPU 0x08000000
  8. #define PPC_FEATURE_HAS_MMU 0x04000000
  9. #define PPC_FEATURE_HAS_4xxMAC 0x02000000
  10. #define PPC_FEATURE_UNIFIED_CACHE 0x01000000
  11. #define PPC_FEATURE_HAS_SPE 0x00800000
  12. #define PPC_FEATURE_HAS_EFP_SINGLE 0x00400000
  13. #define PPC_FEATURE_HAS_EFP_DOUBLE 0x00200000
  14. #define PPC_FEATURE_NO_TB 0x00100000
  15. #define PPC_FEATURE_POWER4 0x00080000
  16. #define PPC_FEATURE_POWER5 0x00040000
  17. #define PPC_FEATURE_POWER5_PLUS 0x00020000
  18. #define PPC_FEATURE_CELL 0x00010000
  19. #define PPC_FEATURE_BOOKE 0x00008000
  20. #define PPC_FEATURE_SMT 0x00004000
  21. #define PPC_FEATURE_ICACHE_SNOOP 0x00002000
  22. #define PPC_FEATURE_ARCH_2_05 0x00001000
  23. #define PPC_FEATURE_PA6T 0x00000800
  24. #define PPC_FEATURE_HAS_DFP 0x00000400
  25. #define PPC_FEATURE_POWER6_EXT 0x00000200
  26. #define PPC_FEATURE_ARCH_2_06 0x00000100
  27. #define PPC_FEATURE_HAS_VSX 0x00000080
  28. #define PPC_FEATURE_PSERIES_PERFMON_COMPAT \
  29. 0x00000040
  30. #define PPC_FEATURE_TRUE_LE 0x00000002
  31. #define PPC_FEATURE_PPC_LE 0x00000001
  32. #ifdef __KERNEL__
  33. #include <asm/asm-compat.h>
  34. #include <asm/feature-fixups.h>
  35. #ifndef __ASSEMBLY__
  36. /* This structure can grow, it's real size is used by head.S code
  37. * via the mkdefs mechanism.
  38. */
  39. struct cpu_spec;
  40. typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  41. typedef void (*cpu_restore_t)(void);
  42. enum powerpc_oprofile_type {
  43. PPC_OPROFILE_INVALID = 0,
  44. PPC_OPROFILE_RS64 = 1,
  45. PPC_OPROFILE_POWER4 = 2,
  46. PPC_OPROFILE_G4 = 3,
  47. PPC_OPROFILE_FSL_EMB = 4,
  48. PPC_OPROFILE_CELL = 5,
  49. PPC_OPROFILE_PA6T = 6,
  50. };
  51. enum powerpc_pmc_type {
  52. PPC_PMC_DEFAULT = 0,
  53. PPC_PMC_IBM = 1,
  54. PPC_PMC_PA6T = 2,
  55. PPC_PMC_G4 = 3,
  56. };
  57. struct pt_regs;
  58. extern int machine_check_generic(struct pt_regs *regs);
  59. extern int machine_check_4xx(struct pt_regs *regs);
  60. extern int machine_check_440A(struct pt_regs *regs);
  61. extern int machine_check_e500(struct pt_regs *regs);
  62. extern int machine_check_e200(struct pt_regs *regs);
  63. /* NOTE WELL: Update identify_cpu() if fields are added or removed! */
  64. struct cpu_spec {
  65. /* CPU is matched via (PVR & pvr_mask) == pvr_value */
  66. unsigned int pvr_mask;
  67. unsigned int pvr_value;
  68. char *cpu_name;
  69. unsigned long cpu_features; /* Kernel features */
  70. unsigned int cpu_user_features; /* Userland features */
  71. unsigned int mmu_features; /* MMU features */
  72. /* cache line sizes */
  73. unsigned int icache_bsize;
  74. unsigned int dcache_bsize;
  75. /* number of performance monitor counters */
  76. unsigned int num_pmcs;
  77. enum powerpc_pmc_type pmc_type;
  78. /* this is called to initialize various CPU bits like L1 cache,
  79. * BHT, SPD, etc... from head.S before branching to identify_machine
  80. */
  81. cpu_setup_t cpu_setup;
  82. /* Used to restore cpu setup on secondary processors and at resume */
  83. cpu_restore_t cpu_restore;
  84. /* Used by oprofile userspace to select the right counters */
  85. char *oprofile_cpu_type;
  86. /* Processor specific oprofile operations */
  87. enum powerpc_oprofile_type oprofile_type;
  88. /* Bit locations inside the mmcra change */
  89. unsigned long oprofile_mmcra_sihv;
  90. unsigned long oprofile_mmcra_sipr;
  91. /* Bits to clear during an oprofile exception */
  92. unsigned long oprofile_mmcra_clear;
  93. /* Name of processor class, for the ELF AT_PLATFORM entry */
  94. char *platform;
  95. /* Processor specific machine check handling. Return negative
  96. * if the error is fatal, 1 if it was fully recovered and 0 to
  97. * pass up (not CPU originated) */
  98. int (*machine_check)(struct pt_regs *regs);
  99. };
  100. extern struct cpu_spec *cur_cpu_spec;
  101. extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
  102. extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
  103. extern void do_feature_fixups(unsigned long value, void *fixup_start,
  104. void *fixup_end);
  105. extern const char *powerpc_base_platform;
  106. #endif /* __ASSEMBLY__ */
  107. /* CPU kernel features */
  108. /* Retain the 32b definitions all use bottom half of word */
  109. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000000000000001)
  110. #define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
  111. #define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
  112. #define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
  113. #define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
  114. #define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
  115. #define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
  116. #define CPU_FTR_L2CSR ASM_CONST(0x0000000000000080)
  117. #define CPU_FTR_601 ASM_CONST(0x0000000000000100)
  118. #define CPU_FTR_DBELL ASM_CONST(0x0000000000000200)
  119. #define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
  120. #define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
  121. #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
  122. #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
  123. #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
  124. #define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
  125. #define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
  126. #define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
  127. #define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
  128. #define CPU_FTR_PPC_LE ASM_CONST(0x0000000000200000)
  129. #define CPU_FTR_REAL_LE ASM_CONST(0x0000000000400000)
  130. #define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x0000000000800000)
  131. #define CPU_FTR_UNIFIED_ID_CACHE ASM_CONST(0x0000000001000000)
  132. #define CPU_FTR_SPE ASM_CONST(0x0000000002000000)
  133. #define CPU_FTR_NEED_PAIRED_STWCX ASM_CONST(0x0000000004000000)
  134. #define CPU_FTR_LWSYNC ASM_CONST(0x0000000008000000)
  135. #define CPU_FTR_NOEXECUTE ASM_CONST(0x0000000010000000)
  136. #define CPU_FTR_INDEXED_DCR ASM_CONST(0x0000000020000000)
  137. /*
  138. * Add the 64-bit processor unique features in the top half of the word;
  139. * on 32-bit, make the names available but defined to be 0.
  140. */
  141. #ifdef __powerpc64__
  142. #define LONG_ASM_CONST(x) ASM_CONST(x)
  143. #else
  144. #define LONG_ASM_CONST(x) 0
  145. #endif
  146. #define CPU_FTR_SLB LONG_ASM_CONST(0x0000000100000000)
  147. #define CPU_FTR_16M_PAGE LONG_ASM_CONST(0x0000000200000000)
  148. #define CPU_FTR_TLBIEL LONG_ASM_CONST(0x0000000400000000)
  149. #define CPU_FTR_IABR LONG_ASM_CONST(0x0000002000000000)
  150. #define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000004000000000)
  151. #define CPU_FTR_CTRL LONG_ASM_CONST(0x0000008000000000)
  152. #define CPU_FTR_SMT LONG_ASM_CONST(0x0000010000000000)
  153. #define CPU_FTR_LOCKLESS_TLBIE LONG_ASM_CONST(0x0000040000000000)
  154. #define CPU_FTR_CI_LARGE_PAGE LONG_ASM_CONST(0x0000100000000000)
  155. #define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000200000000000)
  156. #define CPU_FTR_PURR LONG_ASM_CONST(0x0000400000000000)
  157. #define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000800000000000)
  158. #define CPU_FTR_SPURR LONG_ASM_CONST(0x0001000000000000)
  159. #define CPU_FTR_DSCR LONG_ASM_CONST(0x0002000000000000)
  160. #define CPU_FTR_1T_SEGMENT LONG_ASM_CONST(0x0004000000000000)
  161. #define CPU_FTR_NO_SLBIE_B LONG_ASM_CONST(0x0008000000000000)
  162. #define CPU_FTR_VSX LONG_ASM_CONST(0x0010000000000000)
  163. #define CPU_FTR_SAO LONG_ASM_CONST(0x0020000000000000)
  164. #define CPU_FTR_CP_USE_DCBTZ LONG_ASM_CONST(0x0040000000000000)
  165. #define CPU_FTR_UNALIGNED_LD_STD LONG_ASM_CONST(0x0080000000000000)
  166. #ifndef __ASSEMBLY__
  167. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_SLB | \
  168. CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
  169. CPU_FTR_NODSISRALIGN | CPU_FTR_16M_PAGE)
  170. /* We only set the altivec features if the kernel was compiled with altivec
  171. * support
  172. */
  173. #ifdef CONFIG_ALTIVEC
  174. #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
  175. #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
  176. #else
  177. #define CPU_FTR_ALTIVEC_COMP 0
  178. #define PPC_FEATURE_HAS_ALTIVEC_COMP 0
  179. #endif
  180. /* We only set the VSX features if the kernel was compiled with VSX
  181. * support
  182. */
  183. #ifdef CONFIG_VSX
  184. #define CPU_FTR_VSX_COMP CPU_FTR_VSX
  185. #define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX
  186. #else
  187. #define CPU_FTR_VSX_COMP 0
  188. #define PPC_FEATURE_HAS_VSX_COMP 0
  189. #endif
  190. /* We only set the spe features if the kernel was compiled with spe
  191. * support
  192. */
  193. #ifdef CONFIG_SPE
  194. #define CPU_FTR_SPE_COMP CPU_FTR_SPE
  195. #define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE
  196. #define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE
  197. #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE
  198. #else
  199. #define CPU_FTR_SPE_COMP 0
  200. #define PPC_FEATURE_HAS_SPE_COMP 0
  201. #define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0
  202. #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0
  203. #endif
  204. /* We need to mark all pages as being coherent if we're SMP or we have a
  205. * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II
  206. * require it for PCI "streaming/prefetch" to work properly.
  207. * This is also required by 52xx family.
  208. */
  209. #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
  210. || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \
  211. || defined(CONFIG_PPC_MPC52xx)
  212. #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
  213. #else
  214. #define CPU_FTR_COMMON 0
  215. #endif
  216. /* The powersave features NAP & DOZE seems to confuse BDI when
  217. debugging. So if a BDI is used, disable theses
  218. */
  219. #ifndef CONFIG_BDI_SWITCH
  220. #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
  221. #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
  222. #else
  223. #define CPU_FTR_MAYBE_CAN_DOZE 0
  224. #define CPU_FTR_MAYBE_CAN_NAP 0
  225. #endif
  226. #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
  227. !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
  228. !defined(CONFIG_BOOKE))
  229. #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | \
  230. CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
  231. #define CPU_FTRS_603 (CPU_FTR_COMMON | \
  232. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  233. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  234. #define CPU_FTRS_604 (CPU_FTR_COMMON | \
  235. CPU_FTR_USE_TB | CPU_FTR_PPC_LE)
  236. #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \
  237. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  238. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  239. #define CPU_FTRS_740 (CPU_FTR_COMMON | \
  240. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  241. CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
  242. CPU_FTR_PPC_LE)
  243. #define CPU_FTRS_750 (CPU_FTR_COMMON | \
  244. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  245. CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
  246. CPU_FTR_PPC_LE)
  247. #define CPU_FTRS_750CL (CPU_FTRS_750)
  248. #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
  249. #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM)
  250. #define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX)
  251. #define CPU_FTRS_750GX (CPU_FTRS_750FX)
  252. #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \
  253. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  254. CPU_FTR_ALTIVEC_COMP | \
  255. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  256. #define CPU_FTRS_7400 (CPU_FTR_COMMON | \
  257. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  258. CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \
  259. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  260. #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \
  261. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  262. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
  263. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  264. #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \
  265. CPU_FTR_USE_TB | \
  266. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  267. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
  268. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  269. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  270. #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \
  271. CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
  272. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  273. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
  274. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  275. #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \
  276. CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
  277. CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
  278. CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  279. #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \
  280. CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
  281. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  282. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
  283. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  284. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  285. #define CPU_FTRS_7455 (CPU_FTR_COMMON | \
  286. CPU_FTR_USE_TB | \
  287. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  288. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  289. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  290. #define CPU_FTRS_7447_10 (CPU_FTR_COMMON | \
  291. CPU_FTR_USE_TB | \
  292. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  293. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  294. CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE | \
  295. CPU_FTR_NEED_PAIRED_STWCX)
  296. #define CPU_FTRS_7447 (CPU_FTR_COMMON | \
  297. CPU_FTR_USE_TB | \
  298. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  299. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  300. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  301. #define CPU_FTRS_7447A (CPU_FTR_COMMON | \
  302. CPU_FTR_USE_TB | \
  303. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  304. CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  305. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  306. #define CPU_FTRS_7448 (CPU_FTR_COMMON | \
  307. CPU_FTR_USE_TB | \
  308. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  309. CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  310. CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  311. #define CPU_FTRS_82XX (CPU_FTR_COMMON | \
  312. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
  313. #define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
  314. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP)
  315. #define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \
  316. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \
  317. CPU_FTR_COMMON)
  318. #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \
  319. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \
  320. CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE)
  321. #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_USE_TB)
  322. #define CPU_FTRS_8XX (CPU_FTR_USE_TB)
  323. #define CPU_FTRS_40X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
  324. #define CPU_FTRS_44X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
  325. #define CPU_FTRS_440x6 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE | \
  326. CPU_FTR_INDEXED_DCR)
  327. #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
  328. CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \
  329. CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_NOEXECUTE)
  330. #define CPU_FTRS_E500 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  331. CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \
  332. CPU_FTR_NOEXECUTE)
  333. #define CPU_FTRS_E500_2 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  334. CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \
  335. CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
  336. #define CPU_FTRS_E500MC (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  337. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \
  338. CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
  339. CPU_FTR_DBELL)
  340. #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
  341. /* 64-bit CPUs */
  342. #define CPU_FTRS_POWER3 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  343. CPU_FTR_IABR | CPU_FTR_PPC_LE)
  344. #define CPU_FTRS_RS64 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  345. CPU_FTR_IABR | \
  346. CPU_FTR_MMCRA | CPU_FTR_CTRL)
  347. #define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  348. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  349. CPU_FTR_MMCRA | CPU_FTR_CP_USE_DCBTZ)
  350. #define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  351. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  352. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \
  353. CPU_FTR_CP_USE_DCBTZ)
  354. #define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  355. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  356. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  357. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  358. CPU_FTR_PURR)
  359. #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  360. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  361. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  362. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  363. CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
  364. CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD)
  365. #define CPU_FTRS_POWER7 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  366. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  367. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  368. CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
  369. CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
  370. CPU_FTR_DSCR | CPU_FTR_SAO)
  371. #define CPU_FTRS_CELL (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  372. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  373. CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
  374. CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE | \
  375. CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \
  376. CPU_FTR_UNALIGNED_LD_STD)
  377. #define CPU_FTRS_PA6T (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  378. CPU_FTR_PPCAS_ARCH_V2 | \
  379. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CI_LARGE_PAGE | \
  380. CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_NO_SLBIE_B)
  381. #define CPU_FTRS_COMPATIBLE (CPU_FTR_USE_TB | CPU_FTR_PPCAS_ARCH_V2)
  382. #ifdef __powerpc64__
  383. #define CPU_FTRS_POSSIBLE \
  384. (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
  385. CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \
  386. CPU_FTRS_POWER7 | CPU_FTRS_CELL | CPU_FTRS_PA6T | \
  387. CPU_FTR_1T_SEGMENT | CPU_FTR_VSX)
  388. #else
  389. enum {
  390. CPU_FTRS_POSSIBLE =
  391. #if CLASSIC_PPC
  392. CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
  393. CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
  394. CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
  395. CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
  396. CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
  397. CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
  398. CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
  399. CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
  400. CPU_FTRS_CLASSIC32 |
  401. #else
  402. CPU_FTRS_GENERIC_32 |
  403. #endif
  404. #ifdef CONFIG_8xx
  405. CPU_FTRS_8XX |
  406. #endif
  407. #ifdef CONFIG_40x
  408. CPU_FTRS_40X |
  409. #endif
  410. #ifdef CONFIG_44x
  411. CPU_FTRS_44X | CPU_FTRS_440x6 |
  412. #endif
  413. #ifdef CONFIG_E200
  414. CPU_FTRS_E200 |
  415. #endif
  416. #ifdef CONFIG_E500
  417. CPU_FTRS_E500 | CPU_FTRS_E500_2 | CPU_FTRS_E500MC |
  418. #endif
  419. 0,
  420. };
  421. #endif /* __powerpc64__ */
  422. #ifdef __powerpc64__
  423. #define CPU_FTRS_ALWAYS \
  424. (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
  425. CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \
  426. CPU_FTRS_POWER7 & CPU_FTRS_CELL & CPU_FTRS_PA6T & CPU_FTRS_POSSIBLE)
  427. #else
  428. enum {
  429. CPU_FTRS_ALWAYS =
  430. #if CLASSIC_PPC
  431. CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
  432. CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
  433. CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
  434. CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
  435. CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
  436. CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
  437. CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
  438. CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
  439. CPU_FTRS_CLASSIC32 &
  440. #else
  441. CPU_FTRS_GENERIC_32 &
  442. #endif
  443. #ifdef CONFIG_8xx
  444. CPU_FTRS_8XX &
  445. #endif
  446. #ifdef CONFIG_40x
  447. CPU_FTRS_40X &
  448. #endif
  449. #ifdef CONFIG_44x
  450. CPU_FTRS_44X & CPU_FTRS_440x6 &
  451. #endif
  452. #ifdef CONFIG_E200
  453. CPU_FTRS_E200 &
  454. #endif
  455. #ifdef CONFIG_E500
  456. CPU_FTRS_E500 & CPU_FTRS_E500_2 & CPU_FTRS_E500MC &
  457. #endif
  458. CPU_FTRS_POSSIBLE,
  459. };
  460. #endif /* __powerpc64__ */
  461. static inline int cpu_has_feature(unsigned long feature)
  462. {
  463. return (CPU_FTRS_ALWAYS & feature) ||
  464. (CPU_FTRS_POSSIBLE
  465. & cur_cpu_spec->cpu_features
  466. & feature);
  467. }
  468. #endif /* !__ASSEMBLY__ */
  469. #endif /* __KERNEL__ */
  470. #endif /* __ASM_POWERPC_CPUTABLE_H */