cputable.h 21 KB

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  1. #ifndef __ASM_POWERPC_CPUTABLE_H
  2. #define __ASM_POWERPC_CPUTABLE_H
  3. #include <asm/asm-compat.h>
  4. #include <asm/feature-fixups.h>
  5. #include <uapi/asm/cputable.h>
  6. #ifndef __ASSEMBLY__
  7. /* This structure can grow, it's real size is used by head.S code
  8. * via the mkdefs mechanism.
  9. */
  10. struct cpu_spec;
  11. typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
  12. typedef void (*cpu_restore_t)(void);
  13. enum powerpc_oprofile_type {
  14. PPC_OPROFILE_INVALID = 0,
  15. PPC_OPROFILE_RS64 = 1,
  16. PPC_OPROFILE_POWER4 = 2,
  17. PPC_OPROFILE_G4 = 3,
  18. PPC_OPROFILE_FSL_EMB = 4,
  19. PPC_OPROFILE_CELL = 5,
  20. PPC_OPROFILE_PA6T = 6,
  21. };
  22. enum powerpc_pmc_type {
  23. PPC_PMC_DEFAULT = 0,
  24. PPC_PMC_IBM = 1,
  25. PPC_PMC_PA6T = 2,
  26. PPC_PMC_G4 = 3,
  27. };
  28. struct pt_regs;
  29. extern int machine_check_generic(struct pt_regs *regs);
  30. extern int machine_check_4xx(struct pt_regs *regs);
  31. extern int machine_check_440A(struct pt_regs *regs);
  32. extern int machine_check_e500mc(struct pt_regs *regs);
  33. extern int machine_check_e500(struct pt_regs *regs);
  34. extern int machine_check_e200(struct pt_regs *regs);
  35. extern int machine_check_47x(struct pt_regs *regs);
  36. /* NOTE WELL: Update identify_cpu() if fields are added or removed! */
  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. unsigned int cpu_user_features2; /* Userland features v2 */
  45. unsigned int mmu_features; /* MMU features */
  46. /* cache line sizes */
  47. unsigned int icache_bsize;
  48. unsigned int dcache_bsize;
  49. /* number of performance monitor counters */
  50. unsigned int num_pmcs;
  51. enum powerpc_pmc_type pmc_type;
  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 to restore cpu setup on secondary processors and at resume */
  57. cpu_restore_t cpu_restore;
  58. /* Used by oprofile userspace to select the right counters */
  59. char *oprofile_cpu_type;
  60. /* Processor specific oprofile operations */
  61. enum powerpc_oprofile_type oprofile_type;
  62. /* Bit locations inside the mmcra change */
  63. unsigned long oprofile_mmcra_sihv;
  64. unsigned long oprofile_mmcra_sipr;
  65. /* Bits to clear during an oprofile exception */
  66. unsigned long oprofile_mmcra_clear;
  67. /* Name of processor class, for the ELF AT_PLATFORM entry */
  68. char *platform;
  69. /* Processor specific machine check handling. Return negative
  70. * if the error is fatal, 1 if it was fully recovered and 0 to
  71. * pass up (not CPU originated) */
  72. int (*machine_check)(struct pt_regs *regs);
  73. /*
  74. * Processor specific early machine check handler which is
  75. * called in real mode to handle SLB and TLB errors.
  76. */
  77. long (*machine_check_early)(struct pt_regs *regs);
  78. /*
  79. * Processor specific routine to flush tlbs.
  80. */
  81. void (*flush_tlb)(unsigned int action);
  82. };
  83. extern struct cpu_spec *cur_cpu_spec;
  84. extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
  85. extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
  86. extern void do_feature_fixups(unsigned long value, void *fixup_start,
  87. void *fixup_end);
  88. extern const char *powerpc_base_platform;
  89. /* TLB flush actions. Used as argument to cpu_spec.flush_tlb() hook */
  90. enum {
  91. TLB_INVAL_SCOPE_GLOBAL = 0, /* invalidate all TLBs */
  92. TLB_INVAL_SCOPE_LPID = 1, /* invalidate TLBs for current LPID */
  93. };
  94. #endif /* __ASSEMBLY__ */
  95. /* CPU kernel features */
  96. /* Retain the 32b definitions all use bottom half of word */
  97. #define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x00000001)
  98. #define CPU_FTR_L2CR ASM_CONST(0x00000002)
  99. #define CPU_FTR_SPEC7450 ASM_CONST(0x00000004)
  100. #define CPU_FTR_ALTIVEC ASM_CONST(0x00000008)
  101. #define CPU_FTR_TAU ASM_CONST(0x00000010)
  102. #define CPU_FTR_CAN_DOZE ASM_CONST(0x00000020)
  103. #define CPU_FTR_USE_TB ASM_CONST(0x00000040)
  104. #define CPU_FTR_L2CSR ASM_CONST(0x00000080)
  105. #define CPU_FTR_601 ASM_CONST(0x00000100)
  106. #define CPU_FTR_DBELL ASM_CONST(0x00000200)
  107. #define CPU_FTR_CAN_NAP ASM_CONST(0x00000400)
  108. #define CPU_FTR_L3CR ASM_CONST(0x00000800)
  109. #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x00001000)
  110. #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x00002000)
  111. #define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x00004000)
  112. #define CPU_FTR_NO_DPM ASM_CONST(0x00008000)
  113. #define CPU_FTR_476_DD2 ASM_CONST(0x00010000)
  114. #define CPU_FTR_NEED_COHERENT ASM_CONST(0x00020000)
  115. #define CPU_FTR_NO_BTIC ASM_CONST(0x00040000)
  116. #define CPU_FTR_DEBUG_LVL_EXC ASM_CONST(0x00080000)
  117. #define CPU_FTR_NODSISRALIGN ASM_CONST(0x00100000)
  118. #define CPU_FTR_PPC_LE ASM_CONST(0x00200000)
  119. #define CPU_FTR_REAL_LE ASM_CONST(0x00400000)
  120. #define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x00800000)
  121. #define CPU_FTR_UNIFIED_ID_CACHE ASM_CONST(0x01000000)
  122. #define CPU_FTR_SPE ASM_CONST(0x02000000)
  123. #define CPU_FTR_NEED_PAIRED_STWCX ASM_CONST(0x04000000)
  124. #define CPU_FTR_LWSYNC ASM_CONST(0x08000000)
  125. #define CPU_FTR_NOEXECUTE ASM_CONST(0x10000000)
  126. #define CPU_FTR_INDEXED_DCR ASM_CONST(0x20000000)
  127. #define CPU_FTR_EMB_HV ASM_CONST(0x40000000)
  128. /*
  129. * Add the 64-bit processor unique features in the top half of the word;
  130. * on 32-bit, make the names available but defined to be 0.
  131. */
  132. #ifdef __powerpc64__
  133. #define LONG_ASM_CONST(x) ASM_CONST(x)
  134. #else
  135. #define LONG_ASM_CONST(x) 0
  136. #endif
  137. #define CPU_FTR_HVMODE LONG_ASM_CONST(0x0000000100000000)
  138. #define CPU_FTR_ARCH_201 LONG_ASM_CONST(0x0000000200000000)
  139. #define CPU_FTR_ARCH_206 LONG_ASM_CONST(0x0000000400000000)
  140. #define CPU_FTR_ARCH_207S LONG_ASM_CONST(0x0000000800000000)
  141. /* Free LONG_ASM_CONST(0x0000001000000000) */
  142. #define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000002000000000)
  143. #define CPU_FTR_CTRL LONG_ASM_CONST(0x0000004000000000)
  144. #define CPU_FTR_SMT LONG_ASM_CONST(0x0000008000000000)
  145. #define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000010000000000)
  146. #define CPU_FTR_PURR LONG_ASM_CONST(0x0000020000000000)
  147. #define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000040000000000)
  148. #define CPU_FTR_SPURR LONG_ASM_CONST(0x0000080000000000)
  149. #define CPU_FTR_DSCR LONG_ASM_CONST(0x0000100000000000)
  150. #define CPU_FTR_VSX LONG_ASM_CONST(0x0000200000000000)
  151. #define CPU_FTR_SAO LONG_ASM_CONST(0x0000400000000000)
  152. #define CPU_FTR_CP_USE_DCBTZ LONG_ASM_CONST(0x0000800000000000)
  153. #define CPU_FTR_UNALIGNED_LD_STD LONG_ASM_CONST(0x0001000000000000)
  154. #define CPU_FTR_ASYM_SMT LONG_ASM_CONST(0x0002000000000000)
  155. #define CPU_FTR_STCX_CHECKS_ADDRESS LONG_ASM_CONST(0x0004000000000000)
  156. #define CPU_FTR_POPCNTB LONG_ASM_CONST(0x0008000000000000)
  157. #define CPU_FTR_POPCNTD LONG_ASM_CONST(0x0010000000000000)
  158. #define CPU_FTR_ICSWX LONG_ASM_CONST(0x0020000000000000)
  159. #define CPU_FTR_VMX_COPY LONG_ASM_CONST(0x0040000000000000)
  160. #define CPU_FTR_TM LONG_ASM_CONST(0x0080000000000000)
  161. #define CPU_FTR_CFAR LONG_ASM_CONST(0x0100000000000000)
  162. #define CPU_FTR_HAS_PPR LONG_ASM_CONST(0x0200000000000000)
  163. #define CPU_FTR_DAWR LONG_ASM_CONST(0x0400000000000000)
  164. #define CPU_FTR_DABRX LONG_ASM_CONST(0x0800000000000000)
  165. #define CPU_FTR_PMAO_BUG LONG_ASM_CONST(0x1000000000000000)
  166. #ifndef __ASSEMBLY__
  167. #define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_NOEXECUTE | CPU_FTR_NODSISRALIGN)
  168. #define MMU_FTR_PPCAS_ARCH_V2 (MMU_FTR_TLBIEL | MMU_FTR_16M_PAGE)
  169. /* We only set the altivec features if the kernel was compiled with altivec
  170. * support
  171. */
  172. #ifdef CONFIG_ALTIVEC
  173. #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
  174. #define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
  175. #else
  176. #define CPU_FTR_ALTIVEC_COMP 0
  177. #define PPC_FEATURE_HAS_ALTIVEC_COMP 0
  178. #endif
  179. /* We only set the VSX features if the kernel was compiled with VSX
  180. * support
  181. */
  182. #ifdef CONFIG_VSX
  183. #define CPU_FTR_VSX_COMP CPU_FTR_VSX
  184. #define PPC_FEATURE_HAS_VSX_COMP PPC_FEATURE_HAS_VSX
  185. #else
  186. #define CPU_FTR_VSX_COMP 0
  187. #define PPC_FEATURE_HAS_VSX_COMP 0
  188. #endif
  189. /* We only set the spe features if the kernel was compiled with spe
  190. * support
  191. */
  192. #ifdef CONFIG_SPE
  193. #define CPU_FTR_SPE_COMP CPU_FTR_SPE
  194. #define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE
  195. #define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE
  196. #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE
  197. #else
  198. #define CPU_FTR_SPE_COMP 0
  199. #define PPC_FEATURE_HAS_SPE_COMP 0
  200. #define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0
  201. #define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0
  202. #endif
  203. /* We only set the TM feature if the kernel was compiled with TM supprt */
  204. #ifdef CONFIG_PPC_TRANSACTIONAL_MEM
  205. #define CPU_FTR_TM_COMP CPU_FTR_TM
  206. #define PPC_FEATURE2_HTM_COMP PPC_FEATURE2_HTM
  207. #define PPC_FEATURE2_HTM_NOSC_COMP PPC_FEATURE2_HTM_NOSC
  208. #else
  209. #define CPU_FTR_TM_COMP 0
  210. #define PPC_FEATURE2_HTM_COMP 0
  211. #define PPC_FEATURE2_HTM_NOSC_COMP 0
  212. #endif
  213. /* We need to mark all pages as being coherent if we're SMP or we have a
  214. * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II
  215. * require it for PCI "streaming/prefetch" to work properly.
  216. * This is also required by 52xx family.
  217. */
  218. #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
  219. || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260) \
  220. || defined(CONFIG_PPC_MPC52xx)
  221. #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
  222. #else
  223. #define CPU_FTR_COMMON 0
  224. #endif
  225. /* The powersave features NAP & DOZE seems to confuse BDI when
  226. debugging. So if a BDI is used, disable theses
  227. */
  228. #ifndef CONFIG_BDI_SWITCH
  229. #define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
  230. #define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
  231. #else
  232. #define CPU_FTR_MAYBE_CAN_DOZE 0
  233. #define CPU_FTR_MAYBE_CAN_NAP 0
  234. #endif
  235. #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | \
  236. CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
  237. #define CPU_FTRS_603 (CPU_FTR_COMMON | \
  238. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  239. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  240. #define CPU_FTRS_604 (CPU_FTR_COMMON | \
  241. CPU_FTR_USE_TB | CPU_FTR_PPC_LE)
  242. #define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \
  243. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  244. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  245. #define CPU_FTRS_740 (CPU_FTR_COMMON | \
  246. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  247. CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
  248. CPU_FTR_PPC_LE)
  249. #define CPU_FTRS_750 (CPU_FTR_COMMON | \
  250. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  251. CPU_FTR_TAU | CPU_FTR_MAYBE_CAN_NAP | \
  252. CPU_FTR_PPC_LE)
  253. #define CPU_FTRS_750CL (CPU_FTRS_750)
  254. #define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
  255. #define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM)
  256. #define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX)
  257. #define CPU_FTRS_750GX (CPU_FTRS_750FX)
  258. #define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \
  259. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  260. CPU_FTR_ALTIVEC_COMP | \
  261. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  262. #define CPU_FTRS_7400 (CPU_FTR_COMMON | \
  263. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
  264. CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | \
  265. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
  266. #define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \
  267. CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  268. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
  269. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  270. #define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \
  271. CPU_FTR_USE_TB | \
  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_L3_DISABLE_NAP | \
  275. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  276. #define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \
  277. CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
  278. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  279. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
  280. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  281. #define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \
  282. CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
  283. CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
  284. CPU_FTR_SPEC7450 | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  285. #define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \
  286. CPU_FTR_USE_TB | CPU_FTR_NEED_PAIRED_STWCX | \
  287. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  288. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | \
  289. CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
  290. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
  291. #define CPU_FTRS_7455 (CPU_FTR_COMMON | \
  292. CPU_FTR_USE_TB | \
  293. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  294. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  295. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  296. #define CPU_FTRS_7447_10 (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_NO_BTIC | CPU_FTR_PPC_LE | \
  301. CPU_FTR_NEED_PAIRED_STWCX)
  302. #define CPU_FTRS_7447 (CPU_FTR_COMMON | \
  303. CPU_FTR_USE_TB | \
  304. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  305. CPU_FTR_L3CR | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  306. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  307. #define CPU_FTRS_7447A (CPU_FTR_COMMON | \
  308. CPU_FTR_USE_TB | \
  309. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  310. CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  311. CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  312. #define CPU_FTRS_7448 (CPU_FTR_COMMON | \
  313. CPU_FTR_USE_TB | \
  314. CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
  315. CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR | \
  316. CPU_FTR_PPC_LE | CPU_FTR_NEED_PAIRED_STWCX)
  317. #define CPU_FTRS_82XX (CPU_FTR_COMMON | \
  318. CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
  319. #define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
  320. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP)
  321. #define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \
  322. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \
  323. CPU_FTR_COMMON)
  324. #define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \
  325. CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | \
  326. CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE)
  327. #define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_USE_TB)
  328. #define CPU_FTRS_8XX (CPU_FTR_USE_TB | CPU_FTR_NOEXECUTE)
  329. #define CPU_FTRS_40X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
  330. #define CPU_FTRS_44X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
  331. #define CPU_FTRS_440x6 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE | \
  332. CPU_FTR_INDEXED_DCR)
  333. #define CPU_FTRS_47X (CPU_FTRS_440x6)
  334. #define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
  335. CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \
  336. CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_NOEXECUTE | \
  337. CPU_FTR_DEBUG_LVL_EXC)
  338. #define CPU_FTRS_E500 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  339. CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN | \
  340. CPU_FTR_NOEXECUTE)
  341. #define CPU_FTRS_E500_2 (CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
  342. CPU_FTR_SPE_COMP | CPU_FTR_MAYBE_CAN_NAP | \
  343. CPU_FTR_NODSISRALIGN | CPU_FTR_NOEXECUTE)
  344. #define CPU_FTRS_E500MC (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
  345. CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
  346. CPU_FTR_DBELL | CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV)
  347. /*
  348. * e5500/e6500 erratum A-006958 is a timebase bug that can use the
  349. * same workaround as CPU_FTR_CELL_TB_BUG.
  350. */
  351. #define CPU_FTRS_E5500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
  352. CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
  353. CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
  354. CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_CELL_TB_BUG)
  355. #define CPU_FTRS_E6500 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN | \
  356. CPU_FTR_L2CSR | CPU_FTR_LWSYNC | CPU_FTR_NOEXECUTE | \
  357. CPU_FTR_DBELL | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
  358. CPU_FTR_DEBUG_LVL_EXC | CPU_FTR_EMB_HV | CPU_FTR_ALTIVEC_COMP | \
  359. CPU_FTR_CELL_TB_BUG | CPU_FTR_SMT)
  360. #define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
  361. /* 64-bit CPUs */
  362. #define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  363. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  364. CPU_FTR_MMCRA | CPU_FTR_CP_USE_DCBTZ | \
  365. CPU_FTR_STCX_CHECKS_ADDRESS)
  366. #define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  367. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_201 | \
  368. CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA | \
  369. CPU_FTR_CP_USE_DCBTZ | CPU_FTR_STCX_CHECKS_ADDRESS | \
  370. CPU_FTR_HVMODE | CPU_FTR_DABRX)
  371. #define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  372. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  373. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  374. CPU_FTR_COHERENT_ICACHE | CPU_FTR_PURR | \
  375. CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_DABRX)
  376. #define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  377. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  378. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  379. CPU_FTR_COHERENT_ICACHE | \
  380. CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
  381. CPU_FTR_DSCR | CPU_FTR_UNALIGNED_LD_STD | \
  382. CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_CFAR | \
  383. CPU_FTR_DABRX)
  384. #define CPU_FTRS_POWER7 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  385. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
  386. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  387. CPU_FTR_COHERENT_ICACHE | \
  388. CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
  389. CPU_FTR_DSCR | CPU_FTR_SAO | CPU_FTR_ASYM_SMT | \
  390. CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
  391. CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | \
  392. CPU_FTR_VMX_COPY | CPU_FTR_HAS_PPR | CPU_FTR_DABRX)
  393. #define CPU_FTRS_POWER8 (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  394. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | CPU_FTR_ARCH_206 |\
  395. CPU_FTR_MMCRA | CPU_FTR_SMT | \
  396. CPU_FTR_COHERENT_ICACHE | \
  397. CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
  398. CPU_FTR_DSCR | CPU_FTR_SAO | \
  399. CPU_FTR_STCX_CHECKS_ADDRESS | CPU_FTR_POPCNTB | CPU_FTR_POPCNTD | \
  400. CPU_FTR_ICSWX | CPU_FTR_CFAR | CPU_FTR_HVMODE | CPU_FTR_VMX_COPY | \
  401. CPU_FTR_DBELL | CPU_FTR_HAS_PPR | CPU_FTR_DAWR | \
  402. CPU_FTR_ARCH_207S | CPU_FTR_TM_COMP)
  403. #define CPU_FTRS_POWER8E (CPU_FTRS_POWER8 | CPU_FTR_PMAO_BUG)
  404. #define CPU_FTRS_POWER8_DD1 (CPU_FTRS_POWER8 & ~CPU_FTR_DBELL)
  405. #define CPU_FTRS_CELL (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  406. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
  407. CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
  408. CPU_FTR_PAUSE_ZERO | CPU_FTR_CELL_TB_BUG | CPU_FTR_CP_USE_DCBTZ | \
  409. CPU_FTR_UNALIGNED_LD_STD | CPU_FTR_DABRX)
  410. #define CPU_FTRS_PA6T (CPU_FTR_USE_TB | CPU_FTR_LWSYNC | \
  411. CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_ALTIVEC_COMP | \
  412. CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_DABRX)
  413. #define CPU_FTRS_COMPATIBLE (CPU_FTR_USE_TB | CPU_FTR_PPCAS_ARCH_V2)
  414. #ifdef __powerpc64__
  415. #ifdef CONFIG_PPC_BOOK3E
  416. #define CPU_FTRS_POSSIBLE (CPU_FTRS_E6500 | CPU_FTRS_E5500)
  417. #else
  418. #define CPU_FTRS_POSSIBLE \
  419. (CPU_FTRS_POWER4 | CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | \
  420. CPU_FTRS_POWER6 | CPU_FTRS_POWER7 | CPU_FTRS_POWER8E | \
  421. CPU_FTRS_POWER8 | CPU_FTRS_POWER8_DD1 | CPU_FTRS_CELL | \
  422. CPU_FTRS_PA6T | CPU_FTR_VSX)
  423. #endif
  424. #else
  425. enum {
  426. CPU_FTRS_POSSIBLE =
  427. #ifdef CONFIG_PPC_BOOK3S_32
  428. CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
  429. CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
  430. CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
  431. CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
  432. CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
  433. CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
  434. CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
  435. CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
  436. CPU_FTRS_CLASSIC32 |
  437. #else
  438. CPU_FTRS_GENERIC_32 |
  439. #endif
  440. #ifdef CONFIG_8xx
  441. CPU_FTRS_8XX |
  442. #endif
  443. #ifdef CONFIG_40x
  444. CPU_FTRS_40X |
  445. #endif
  446. #ifdef CONFIG_44x
  447. CPU_FTRS_44X | CPU_FTRS_440x6 |
  448. #endif
  449. #ifdef CONFIG_PPC_47x
  450. CPU_FTRS_47X | CPU_FTR_476_DD2 |
  451. #endif
  452. #ifdef CONFIG_E200
  453. CPU_FTRS_E200 |
  454. #endif
  455. #ifdef CONFIG_E500
  456. CPU_FTRS_E500 | CPU_FTRS_E500_2 |
  457. #endif
  458. #ifdef CONFIG_PPC_E500MC
  459. CPU_FTRS_E500MC | CPU_FTRS_E5500 | CPU_FTRS_E6500 |
  460. #endif
  461. 0,
  462. };
  463. #endif /* __powerpc64__ */
  464. #ifdef __powerpc64__
  465. #ifdef CONFIG_PPC_BOOK3E
  466. #define CPU_FTRS_ALWAYS (CPU_FTRS_E6500 & CPU_FTRS_E5500)
  467. #else
  468. #define CPU_FTRS_ALWAYS \
  469. (CPU_FTRS_POWER4 & CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & \
  470. CPU_FTRS_POWER6 & CPU_FTRS_POWER7 & CPU_FTRS_CELL & \
  471. CPU_FTRS_PA6T & CPU_FTRS_POWER8 & CPU_FTRS_POWER8E & \
  472. CPU_FTRS_POWER8_DD1 & ~CPU_FTR_HVMODE & CPU_FTRS_POSSIBLE)
  473. #endif
  474. #else
  475. enum {
  476. CPU_FTRS_ALWAYS =
  477. #ifdef CONFIG_PPC_BOOK3S_32
  478. CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
  479. CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
  480. CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
  481. CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
  482. CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
  483. CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
  484. CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
  485. CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
  486. CPU_FTRS_CLASSIC32 &
  487. #else
  488. CPU_FTRS_GENERIC_32 &
  489. #endif
  490. #ifdef CONFIG_8xx
  491. CPU_FTRS_8XX &
  492. #endif
  493. #ifdef CONFIG_40x
  494. CPU_FTRS_40X &
  495. #endif
  496. #ifdef CONFIG_44x
  497. CPU_FTRS_44X & CPU_FTRS_440x6 &
  498. #endif
  499. #ifdef CONFIG_E200
  500. CPU_FTRS_E200 &
  501. #endif
  502. #ifdef CONFIG_E500
  503. CPU_FTRS_E500 & CPU_FTRS_E500_2 &
  504. #endif
  505. #ifdef CONFIG_PPC_E500MC
  506. CPU_FTRS_E500MC & CPU_FTRS_E5500 & CPU_FTRS_E6500 &
  507. #endif
  508. ~CPU_FTR_EMB_HV & /* can be removed at runtime */
  509. CPU_FTRS_POSSIBLE,
  510. };
  511. #endif /* __powerpc64__ */
  512. static inline int cpu_has_feature(unsigned long feature)
  513. {
  514. return (CPU_FTRS_ALWAYS & feature) ||
  515. (CPU_FTRS_POSSIBLE
  516. & cur_cpu_spec->cpu_features
  517. & feature);
  518. }
  519. #define HBP_NUM 1
  520. #endif /* !__ASSEMBLY__ */
  521. #endif /* __ASM_POWERPC_CPUTABLE_H */