cputable.c 34 KB

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  1. /*
  2. * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
  3. *
  4. * Modifications for ppc64:
  5. * Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
  6. *
  7. * This program is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU General Public License
  9. * as published by the Free Software Foundation; either version
  10. * 2 of the License, or (at your option) any later version.
  11. */
  12. #include <linux/string.h>
  13. #include <linux/sched.h>
  14. #include <linux/threads.h>
  15. #include <linux/init.h>
  16. #include <linux/module.h>
  17. #include <asm/oprofile_impl.h>
  18. #include <asm/cputable.h>
  19. #include <asm/prom.h> /* for PTRRELOC on ARCH=ppc */
  20. struct cpu_spec* cur_cpu_spec = NULL;
  21. EXPORT_SYMBOL(cur_cpu_spec);
  22. /* NOTE:
  23. * Unlike ppc32, ppc64 will only call this once for the boot CPU, it's
  24. * the responsibility of the appropriate CPU save/restore functions to
  25. * eventually copy these settings over. Those save/restore aren't yet
  26. * part of the cputable though. That has to be fixed for both ppc32
  27. * and ppc64
  28. */
  29. #ifdef CONFIG_PPC32
  30. extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec);
  31. extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec);
  32. extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec);
  33. extern void __setup_cpu_750cx(unsigned long offset, struct cpu_spec* spec);
  34. extern void __setup_cpu_750fx(unsigned long offset, struct cpu_spec* spec);
  35. extern void __setup_cpu_7400(unsigned long offset, struct cpu_spec* spec);
  36. extern void __setup_cpu_7410(unsigned long offset, struct cpu_spec* spec);
  37. extern void __setup_cpu_745x(unsigned long offset, struct cpu_spec* spec);
  38. #endif /* CONFIG_PPC32 */
  39. #ifdef CONFIG_PPC64
  40. extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec);
  41. extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec);
  42. extern void __restore_cpu_ppc970(void);
  43. #endif /* CONFIG_PPC64 */
  44. /* This table only contains "desktop" CPUs, it need to be filled with embedded
  45. * ones as well...
  46. */
  47. #define COMMON_USER (PPC_FEATURE_32 | PPC_FEATURE_HAS_FPU | \
  48. PPC_FEATURE_HAS_MMU)
  49. #define COMMON_USER_PPC64 (COMMON_USER | PPC_FEATURE_64)
  50. #define COMMON_USER_POWER4 (COMMON_USER_PPC64 | PPC_FEATURE_POWER4)
  51. #define COMMON_USER_POWER5 (COMMON_USER_PPC64 | PPC_FEATURE_POWER5 |\
  52. PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  53. #define COMMON_USER_POWER5_PLUS (COMMON_USER_PPC64 | PPC_FEATURE_POWER5_PLUS|\
  54. PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  55. #define COMMON_USER_POWER6 (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_05 |\
  56. PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \
  57. PPC_FEATURE_TRUE_LE)
  58. #define COMMON_USER_PA6T (COMMON_USER_PPC64 | PPC_FEATURE_PA6T |\
  59. PPC_FEATURE_TRUE_LE | \
  60. PPC_FEATURE_HAS_ALTIVEC_COMP)
  61. #define COMMON_USER_BOOKE (PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | \
  62. PPC_FEATURE_BOOKE)
  63. /* We only set the spe features if the kernel was compiled with
  64. * spe support
  65. */
  66. #ifdef CONFIG_SPE
  67. #define PPC_FEATURE_SPE_COMP PPC_FEATURE_HAS_SPE
  68. #else
  69. #define PPC_FEATURE_SPE_COMP 0
  70. #endif
  71. static struct cpu_spec cpu_specs[] = {
  72. #ifdef CONFIG_PPC64
  73. { /* Power3 */
  74. .pvr_mask = 0xffff0000,
  75. .pvr_value = 0x00400000,
  76. .cpu_name = "POWER3 (630)",
  77. .cpu_features = CPU_FTRS_POWER3,
  78. .cpu_user_features = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
  79. .icache_bsize = 128,
  80. .dcache_bsize = 128,
  81. .num_pmcs = 8,
  82. .oprofile_cpu_type = "ppc64/power3",
  83. .oprofile_type = PPC_OPROFILE_RS64,
  84. .platform = "power3",
  85. },
  86. { /* Power3+ */
  87. .pvr_mask = 0xffff0000,
  88. .pvr_value = 0x00410000,
  89. .cpu_name = "POWER3 (630+)",
  90. .cpu_features = CPU_FTRS_POWER3,
  91. .cpu_user_features = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
  92. .icache_bsize = 128,
  93. .dcache_bsize = 128,
  94. .num_pmcs = 8,
  95. .oprofile_cpu_type = "ppc64/power3",
  96. .oprofile_type = PPC_OPROFILE_RS64,
  97. .platform = "power3",
  98. },
  99. { /* Northstar */
  100. .pvr_mask = 0xffff0000,
  101. .pvr_value = 0x00330000,
  102. .cpu_name = "RS64-II (northstar)",
  103. .cpu_features = CPU_FTRS_RS64,
  104. .cpu_user_features = COMMON_USER_PPC64,
  105. .icache_bsize = 128,
  106. .dcache_bsize = 128,
  107. .num_pmcs = 8,
  108. .oprofile_cpu_type = "ppc64/rs64",
  109. .oprofile_type = PPC_OPROFILE_RS64,
  110. .platform = "rs64",
  111. },
  112. { /* Pulsar */
  113. .pvr_mask = 0xffff0000,
  114. .pvr_value = 0x00340000,
  115. .cpu_name = "RS64-III (pulsar)",
  116. .cpu_features = CPU_FTRS_RS64,
  117. .cpu_user_features = COMMON_USER_PPC64,
  118. .icache_bsize = 128,
  119. .dcache_bsize = 128,
  120. .num_pmcs = 8,
  121. .oprofile_cpu_type = "ppc64/rs64",
  122. .oprofile_type = PPC_OPROFILE_RS64,
  123. .platform = "rs64",
  124. },
  125. { /* I-star */
  126. .pvr_mask = 0xffff0000,
  127. .pvr_value = 0x00360000,
  128. .cpu_name = "RS64-III (icestar)",
  129. .cpu_features = CPU_FTRS_RS64,
  130. .cpu_user_features = COMMON_USER_PPC64,
  131. .icache_bsize = 128,
  132. .dcache_bsize = 128,
  133. .num_pmcs = 8,
  134. .oprofile_cpu_type = "ppc64/rs64",
  135. .oprofile_type = PPC_OPROFILE_RS64,
  136. .platform = "rs64",
  137. },
  138. { /* S-star */
  139. .pvr_mask = 0xffff0000,
  140. .pvr_value = 0x00370000,
  141. .cpu_name = "RS64-IV (sstar)",
  142. .cpu_features = CPU_FTRS_RS64,
  143. .cpu_user_features = COMMON_USER_PPC64,
  144. .icache_bsize = 128,
  145. .dcache_bsize = 128,
  146. .num_pmcs = 8,
  147. .oprofile_cpu_type = "ppc64/rs64",
  148. .oprofile_type = PPC_OPROFILE_RS64,
  149. .platform = "rs64",
  150. },
  151. { /* Power4 */
  152. .pvr_mask = 0xffff0000,
  153. .pvr_value = 0x00350000,
  154. .cpu_name = "POWER4 (gp)",
  155. .cpu_features = CPU_FTRS_POWER4,
  156. .cpu_user_features = COMMON_USER_POWER4,
  157. .icache_bsize = 128,
  158. .dcache_bsize = 128,
  159. .num_pmcs = 8,
  160. .oprofile_cpu_type = "ppc64/power4",
  161. .oprofile_type = PPC_OPROFILE_POWER4,
  162. .platform = "power4",
  163. },
  164. { /* Power4+ */
  165. .pvr_mask = 0xffff0000,
  166. .pvr_value = 0x00380000,
  167. .cpu_name = "POWER4+ (gq)",
  168. .cpu_features = CPU_FTRS_POWER4,
  169. .cpu_user_features = COMMON_USER_POWER4,
  170. .icache_bsize = 128,
  171. .dcache_bsize = 128,
  172. .num_pmcs = 8,
  173. .oprofile_cpu_type = "ppc64/power4",
  174. .oprofile_type = PPC_OPROFILE_POWER4,
  175. .platform = "power4",
  176. },
  177. { /* PPC970 */
  178. .pvr_mask = 0xffff0000,
  179. .pvr_value = 0x00390000,
  180. .cpu_name = "PPC970",
  181. .cpu_features = CPU_FTRS_PPC970,
  182. .cpu_user_features = COMMON_USER_POWER4 |
  183. PPC_FEATURE_HAS_ALTIVEC_COMP,
  184. .icache_bsize = 128,
  185. .dcache_bsize = 128,
  186. .num_pmcs = 8,
  187. .cpu_setup = __setup_cpu_ppc970,
  188. .cpu_restore = __restore_cpu_ppc970,
  189. .oprofile_cpu_type = "ppc64/970",
  190. .oprofile_type = PPC_OPROFILE_POWER4,
  191. .platform = "ppc970",
  192. },
  193. { /* PPC970FX */
  194. .pvr_mask = 0xffff0000,
  195. .pvr_value = 0x003c0000,
  196. .cpu_name = "PPC970FX",
  197. .cpu_features = CPU_FTRS_PPC970,
  198. .cpu_user_features = COMMON_USER_POWER4 |
  199. PPC_FEATURE_HAS_ALTIVEC_COMP,
  200. .icache_bsize = 128,
  201. .dcache_bsize = 128,
  202. .num_pmcs = 8,
  203. .cpu_setup = __setup_cpu_ppc970,
  204. .cpu_restore = __restore_cpu_ppc970,
  205. .oprofile_cpu_type = "ppc64/970",
  206. .oprofile_type = PPC_OPROFILE_POWER4,
  207. .platform = "ppc970",
  208. },
  209. { /* PPC970MP */
  210. .pvr_mask = 0xffff0000,
  211. .pvr_value = 0x00440000,
  212. .cpu_name = "PPC970MP",
  213. .cpu_features = CPU_FTRS_PPC970,
  214. .cpu_user_features = COMMON_USER_POWER4 |
  215. PPC_FEATURE_HAS_ALTIVEC_COMP,
  216. .icache_bsize = 128,
  217. .dcache_bsize = 128,
  218. .num_pmcs = 8,
  219. .cpu_setup = __setup_cpu_ppc970MP,
  220. .cpu_restore = __restore_cpu_ppc970,
  221. .oprofile_cpu_type = "ppc64/970",
  222. .oprofile_type = PPC_OPROFILE_POWER4,
  223. .platform = "ppc970",
  224. },
  225. { /* PPC970GX */
  226. .pvr_mask = 0xffff0000,
  227. .pvr_value = 0x00450000,
  228. .cpu_name = "PPC970GX",
  229. .cpu_features = CPU_FTRS_PPC970,
  230. .cpu_user_features = COMMON_USER_POWER4 |
  231. PPC_FEATURE_HAS_ALTIVEC_COMP,
  232. .icache_bsize = 128,
  233. .dcache_bsize = 128,
  234. .num_pmcs = 8,
  235. .cpu_setup = __setup_cpu_ppc970,
  236. .oprofile_cpu_type = "ppc64/970",
  237. .oprofile_type = PPC_OPROFILE_POWER4,
  238. .platform = "ppc970",
  239. },
  240. { /* Power5 GR */
  241. .pvr_mask = 0xffff0000,
  242. .pvr_value = 0x003a0000,
  243. .cpu_name = "POWER5 (gr)",
  244. .cpu_features = CPU_FTRS_POWER5,
  245. .cpu_user_features = COMMON_USER_POWER5,
  246. .icache_bsize = 128,
  247. .dcache_bsize = 128,
  248. .num_pmcs = 6,
  249. .oprofile_cpu_type = "ppc64/power5",
  250. .oprofile_type = PPC_OPROFILE_POWER4,
  251. /* SIHV / SIPR bits are implemented on POWER4+ (GQ)
  252. * and above but only works on POWER5 and above
  253. */
  254. .oprofile_mmcra_sihv = MMCRA_SIHV,
  255. .oprofile_mmcra_sipr = MMCRA_SIPR,
  256. .platform = "power5",
  257. },
  258. { /* Power5 GS */
  259. .pvr_mask = 0xffff0000,
  260. .pvr_value = 0x003b0000,
  261. .cpu_name = "POWER5+ (gs)",
  262. .cpu_features = CPU_FTRS_POWER5,
  263. .cpu_user_features = COMMON_USER_POWER5_PLUS,
  264. .icache_bsize = 128,
  265. .dcache_bsize = 128,
  266. .num_pmcs = 6,
  267. .oprofile_cpu_type = "ppc64/power5+",
  268. .oprofile_type = PPC_OPROFILE_POWER4,
  269. .oprofile_mmcra_sihv = MMCRA_SIHV,
  270. .oprofile_mmcra_sipr = MMCRA_SIPR,
  271. .platform = "power5+",
  272. },
  273. { /* Power6 */
  274. .pvr_mask = 0xffff0000,
  275. .pvr_value = 0x003e0000,
  276. .cpu_name = "POWER6",
  277. .cpu_features = CPU_FTRS_POWER6,
  278. .cpu_user_features = COMMON_USER_POWER6,
  279. .icache_bsize = 128,
  280. .dcache_bsize = 128,
  281. .num_pmcs = 6,
  282. .oprofile_cpu_type = "ppc64/power6",
  283. .oprofile_type = PPC_OPROFILE_POWER4,
  284. .oprofile_mmcra_sihv = POWER6_MMCRA_SIHV,
  285. .oprofile_mmcra_sipr = POWER6_MMCRA_SIPR,
  286. .oprofile_mmcra_clear = POWER6_MMCRA_THRM |
  287. POWER6_MMCRA_OTHER,
  288. .platform = "power6",
  289. },
  290. { /* Cell Broadband Engine */
  291. .pvr_mask = 0xffff0000,
  292. .pvr_value = 0x00700000,
  293. .cpu_name = "Cell Broadband Engine",
  294. .cpu_features = CPU_FTRS_CELL,
  295. .cpu_user_features = COMMON_USER_PPC64 |
  296. PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP |
  297. PPC_FEATURE_SMT,
  298. .icache_bsize = 128,
  299. .dcache_bsize = 128,
  300. .platform = "ppc-cell-be",
  301. },
  302. { /* PA Semi PA6T */
  303. .pvr_mask = 0x7fff0000,
  304. .pvr_value = 0x00900000,
  305. .cpu_name = "PA6T",
  306. .cpu_features = CPU_FTRS_PA6T,
  307. .cpu_user_features = COMMON_USER_PA6T,
  308. .icache_bsize = 64,
  309. .dcache_bsize = 64,
  310. .num_pmcs = 6,
  311. .platform = "pa6t",
  312. },
  313. { /* default match */
  314. .pvr_mask = 0x00000000,
  315. .pvr_value = 0x00000000,
  316. .cpu_name = "POWER4 (compatible)",
  317. .cpu_features = CPU_FTRS_COMPATIBLE,
  318. .cpu_user_features = COMMON_USER_PPC64,
  319. .icache_bsize = 128,
  320. .dcache_bsize = 128,
  321. .num_pmcs = 6,
  322. .platform = "power4",
  323. }
  324. #endif /* CONFIG_PPC64 */
  325. #ifdef CONFIG_PPC32
  326. #if CLASSIC_PPC
  327. { /* 601 */
  328. .pvr_mask = 0xffff0000,
  329. .pvr_value = 0x00010000,
  330. .cpu_name = "601",
  331. .cpu_features = CPU_FTRS_PPC601,
  332. .cpu_user_features = COMMON_USER | PPC_FEATURE_601_INSTR |
  333. PPC_FEATURE_UNIFIED_CACHE | PPC_FEATURE_NO_TB,
  334. .icache_bsize = 32,
  335. .dcache_bsize = 32,
  336. .platform = "ppc601",
  337. },
  338. { /* 603 */
  339. .pvr_mask = 0xffff0000,
  340. .pvr_value = 0x00030000,
  341. .cpu_name = "603",
  342. .cpu_features = CPU_FTRS_603,
  343. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  344. .icache_bsize = 32,
  345. .dcache_bsize = 32,
  346. .cpu_setup = __setup_cpu_603,
  347. .platform = "ppc603",
  348. },
  349. { /* 603e */
  350. .pvr_mask = 0xffff0000,
  351. .pvr_value = 0x00060000,
  352. .cpu_name = "603e",
  353. .cpu_features = CPU_FTRS_603,
  354. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  355. .icache_bsize = 32,
  356. .dcache_bsize = 32,
  357. .cpu_setup = __setup_cpu_603,
  358. .platform = "ppc603",
  359. },
  360. { /* 603ev */
  361. .pvr_mask = 0xffff0000,
  362. .pvr_value = 0x00070000,
  363. .cpu_name = "603ev",
  364. .cpu_features = CPU_FTRS_603,
  365. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  366. .icache_bsize = 32,
  367. .dcache_bsize = 32,
  368. .cpu_setup = __setup_cpu_603,
  369. .platform = "ppc603",
  370. },
  371. { /* 604 */
  372. .pvr_mask = 0xffff0000,
  373. .pvr_value = 0x00040000,
  374. .cpu_name = "604",
  375. .cpu_features = CPU_FTRS_604,
  376. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  377. .icache_bsize = 32,
  378. .dcache_bsize = 32,
  379. .num_pmcs = 2,
  380. .cpu_setup = __setup_cpu_604,
  381. .platform = "ppc604",
  382. },
  383. { /* 604e */
  384. .pvr_mask = 0xfffff000,
  385. .pvr_value = 0x00090000,
  386. .cpu_name = "604e",
  387. .cpu_features = CPU_FTRS_604,
  388. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  389. .icache_bsize = 32,
  390. .dcache_bsize = 32,
  391. .num_pmcs = 4,
  392. .cpu_setup = __setup_cpu_604,
  393. .platform = "ppc604",
  394. },
  395. { /* 604r */
  396. .pvr_mask = 0xffff0000,
  397. .pvr_value = 0x00090000,
  398. .cpu_name = "604r",
  399. .cpu_features = CPU_FTRS_604,
  400. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  401. .icache_bsize = 32,
  402. .dcache_bsize = 32,
  403. .num_pmcs = 4,
  404. .cpu_setup = __setup_cpu_604,
  405. .platform = "ppc604",
  406. },
  407. { /* 604ev */
  408. .pvr_mask = 0xffff0000,
  409. .pvr_value = 0x000a0000,
  410. .cpu_name = "604ev",
  411. .cpu_features = CPU_FTRS_604,
  412. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  413. .icache_bsize = 32,
  414. .dcache_bsize = 32,
  415. .num_pmcs = 4,
  416. .cpu_setup = __setup_cpu_604,
  417. .platform = "ppc604",
  418. },
  419. { /* 740/750 (0x4202, don't support TAU ?) */
  420. .pvr_mask = 0xffffffff,
  421. .pvr_value = 0x00084202,
  422. .cpu_name = "740/750",
  423. .cpu_features = CPU_FTRS_740_NOTAU,
  424. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  425. .icache_bsize = 32,
  426. .dcache_bsize = 32,
  427. .num_pmcs = 4,
  428. .cpu_setup = __setup_cpu_750,
  429. .platform = "ppc750",
  430. },
  431. { /* 750CX (80100 and 8010x?) */
  432. .pvr_mask = 0xfffffff0,
  433. .pvr_value = 0x00080100,
  434. .cpu_name = "750CX",
  435. .cpu_features = CPU_FTRS_750,
  436. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  437. .icache_bsize = 32,
  438. .dcache_bsize = 32,
  439. .num_pmcs = 4,
  440. .cpu_setup = __setup_cpu_750cx,
  441. .platform = "ppc750",
  442. },
  443. { /* 750CX (82201 and 82202) */
  444. .pvr_mask = 0xfffffff0,
  445. .pvr_value = 0x00082200,
  446. .cpu_name = "750CX",
  447. .cpu_features = CPU_FTRS_750,
  448. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  449. .icache_bsize = 32,
  450. .dcache_bsize = 32,
  451. .num_pmcs = 4,
  452. .cpu_setup = __setup_cpu_750cx,
  453. .platform = "ppc750",
  454. },
  455. { /* 750CXe (82214) */
  456. .pvr_mask = 0xfffffff0,
  457. .pvr_value = 0x00082210,
  458. .cpu_name = "750CXe",
  459. .cpu_features = CPU_FTRS_750,
  460. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  461. .icache_bsize = 32,
  462. .dcache_bsize = 32,
  463. .num_pmcs = 4,
  464. .cpu_setup = __setup_cpu_750cx,
  465. .platform = "ppc750",
  466. },
  467. { /* 750CXe "Gekko" (83214) */
  468. .pvr_mask = 0xffffffff,
  469. .pvr_value = 0x00083214,
  470. .cpu_name = "750CXe",
  471. .cpu_features = CPU_FTRS_750,
  472. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  473. .icache_bsize = 32,
  474. .dcache_bsize = 32,
  475. .num_pmcs = 4,
  476. .cpu_setup = __setup_cpu_750cx,
  477. .platform = "ppc750",
  478. },
  479. { /* 745/755 */
  480. .pvr_mask = 0xfffff000,
  481. .pvr_value = 0x00083000,
  482. .cpu_name = "745/755",
  483. .cpu_features = CPU_FTRS_750,
  484. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  485. .icache_bsize = 32,
  486. .dcache_bsize = 32,
  487. .num_pmcs = 4,
  488. .cpu_setup = __setup_cpu_750,
  489. .platform = "ppc750",
  490. },
  491. { /* 750FX rev 1.x */
  492. .pvr_mask = 0xffffff00,
  493. .pvr_value = 0x70000100,
  494. .cpu_name = "750FX",
  495. .cpu_features = CPU_FTRS_750FX1,
  496. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  497. .icache_bsize = 32,
  498. .dcache_bsize = 32,
  499. .num_pmcs = 4,
  500. .cpu_setup = __setup_cpu_750,
  501. .platform = "ppc750",
  502. },
  503. { /* 750FX rev 2.0 must disable HID0[DPM] */
  504. .pvr_mask = 0xffffffff,
  505. .pvr_value = 0x70000200,
  506. .cpu_name = "750FX",
  507. .cpu_features = CPU_FTRS_750FX2,
  508. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  509. .icache_bsize = 32,
  510. .dcache_bsize = 32,
  511. .num_pmcs = 4,
  512. .cpu_setup = __setup_cpu_750,
  513. .platform = "ppc750",
  514. },
  515. { /* 750FX (All revs except 2.0) */
  516. .pvr_mask = 0xffff0000,
  517. .pvr_value = 0x70000000,
  518. .cpu_name = "750FX",
  519. .cpu_features = CPU_FTRS_750FX,
  520. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  521. .icache_bsize = 32,
  522. .dcache_bsize = 32,
  523. .num_pmcs = 4,
  524. .cpu_setup = __setup_cpu_750fx,
  525. .platform = "ppc750",
  526. },
  527. { /* 750GX */
  528. .pvr_mask = 0xffff0000,
  529. .pvr_value = 0x70020000,
  530. .cpu_name = "750GX",
  531. .cpu_features = CPU_FTRS_750GX,
  532. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  533. .icache_bsize = 32,
  534. .dcache_bsize = 32,
  535. .num_pmcs = 4,
  536. .cpu_setup = __setup_cpu_750fx,
  537. .platform = "ppc750",
  538. },
  539. { /* 740/750 (L2CR bit need fixup for 740) */
  540. .pvr_mask = 0xffff0000,
  541. .pvr_value = 0x00080000,
  542. .cpu_name = "740/750",
  543. .cpu_features = CPU_FTRS_740,
  544. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  545. .icache_bsize = 32,
  546. .dcache_bsize = 32,
  547. .num_pmcs = 4,
  548. .cpu_setup = __setup_cpu_750,
  549. .platform = "ppc750",
  550. },
  551. { /* 7400 rev 1.1 ? (no TAU) */
  552. .pvr_mask = 0xffffffff,
  553. .pvr_value = 0x000c1101,
  554. .cpu_name = "7400 (1.1)",
  555. .cpu_features = CPU_FTRS_7400_NOTAU,
  556. .cpu_user_features = COMMON_USER |
  557. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  558. .icache_bsize = 32,
  559. .dcache_bsize = 32,
  560. .num_pmcs = 4,
  561. .cpu_setup = __setup_cpu_7400,
  562. .platform = "ppc7400",
  563. },
  564. { /* 7400 */
  565. .pvr_mask = 0xffff0000,
  566. .pvr_value = 0x000c0000,
  567. .cpu_name = "7400",
  568. .cpu_features = CPU_FTRS_7400,
  569. .cpu_user_features = COMMON_USER |
  570. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  571. .icache_bsize = 32,
  572. .dcache_bsize = 32,
  573. .num_pmcs = 4,
  574. .cpu_setup = __setup_cpu_7400,
  575. .platform = "ppc7400",
  576. },
  577. { /* 7410 */
  578. .pvr_mask = 0xffff0000,
  579. .pvr_value = 0x800c0000,
  580. .cpu_name = "7410",
  581. .cpu_features = CPU_FTRS_7400,
  582. .cpu_user_features = COMMON_USER |
  583. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  584. .icache_bsize = 32,
  585. .dcache_bsize = 32,
  586. .num_pmcs = 4,
  587. .cpu_setup = __setup_cpu_7410,
  588. .platform = "ppc7400",
  589. },
  590. { /* 7450 2.0 - no doze/nap */
  591. .pvr_mask = 0xffffffff,
  592. .pvr_value = 0x80000200,
  593. .cpu_name = "7450",
  594. .cpu_features = CPU_FTRS_7450_20,
  595. .cpu_user_features = COMMON_USER |
  596. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  597. .icache_bsize = 32,
  598. .dcache_bsize = 32,
  599. .num_pmcs = 6,
  600. .cpu_setup = __setup_cpu_745x,
  601. .oprofile_cpu_type = "ppc/7450",
  602. .oprofile_type = PPC_OPROFILE_G4,
  603. .platform = "ppc7450",
  604. },
  605. { /* 7450 2.1 */
  606. .pvr_mask = 0xffffffff,
  607. .pvr_value = 0x80000201,
  608. .cpu_name = "7450",
  609. .cpu_features = CPU_FTRS_7450_21,
  610. .cpu_user_features = COMMON_USER |
  611. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  612. .icache_bsize = 32,
  613. .dcache_bsize = 32,
  614. .num_pmcs = 6,
  615. .cpu_setup = __setup_cpu_745x,
  616. .oprofile_cpu_type = "ppc/7450",
  617. .oprofile_type = PPC_OPROFILE_G4,
  618. .platform = "ppc7450",
  619. },
  620. { /* 7450 2.3 and newer */
  621. .pvr_mask = 0xffff0000,
  622. .pvr_value = 0x80000000,
  623. .cpu_name = "7450",
  624. .cpu_features = CPU_FTRS_7450_23,
  625. .cpu_user_features = COMMON_USER |
  626. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  627. .icache_bsize = 32,
  628. .dcache_bsize = 32,
  629. .num_pmcs = 6,
  630. .cpu_setup = __setup_cpu_745x,
  631. .oprofile_cpu_type = "ppc/7450",
  632. .oprofile_type = PPC_OPROFILE_G4,
  633. .platform = "ppc7450",
  634. },
  635. { /* 7455 rev 1.x */
  636. .pvr_mask = 0xffffff00,
  637. .pvr_value = 0x80010100,
  638. .cpu_name = "7455",
  639. .cpu_features = CPU_FTRS_7455_1,
  640. .cpu_user_features = COMMON_USER |
  641. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  642. .icache_bsize = 32,
  643. .dcache_bsize = 32,
  644. .num_pmcs = 6,
  645. .cpu_setup = __setup_cpu_745x,
  646. .oprofile_cpu_type = "ppc/7450",
  647. .oprofile_type = PPC_OPROFILE_G4,
  648. .platform = "ppc7450",
  649. },
  650. { /* 7455 rev 2.0 */
  651. .pvr_mask = 0xffffffff,
  652. .pvr_value = 0x80010200,
  653. .cpu_name = "7455",
  654. .cpu_features = CPU_FTRS_7455_20,
  655. .cpu_user_features = COMMON_USER |
  656. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  657. .icache_bsize = 32,
  658. .dcache_bsize = 32,
  659. .num_pmcs = 6,
  660. .cpu_setup = __setup_cpu_745x,
  661. .oprofile_cpu_type = "ppc/7450",
  662. .oprofile_type = PPC_OPROFILE_G4,
  663. .platform = "ppc7450",
  664. },
  665. { /* 7455 others */
  666. .pvr_mask = 0xffff0000,
  667. .pvr_value = 0x80010000,
  668. .cpu_name = "7455",
  669. .cpu_features = CPU_FTRS_7455,
  670. .cpu_user_features = COMMON_USER |
  671. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  672. .icache_bsize = 32,
  673. .dcache_bsize = 32,
  674. .num_pmcs = 6,
  675. .cpu_setup = __setup_cpu_745x,
  676. .oprofile_cpu_type = "ppc/7450",
  677. .oprofile_type = PPC_OPROFILE_G4,
  678. .platform = "ppc7450",
  679. },
  680. { /* 7447/7457 Rev 1.0 */
  681. .pvr_mask = 0xffffffff,
  682. .pvr_value = 0x80020100,
  683. .cpu_name = "7447/7457",
  684. .cpu_features = CPU_FTRS_7447_10,
  685. .cpu_user_features = COMMON_USER |
  686. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  687. .icache_bsize = 32,
  688. .dcache_bsize = 32,
  689. .num_pmcs = 6,
  690. .cpu_setup = __setup_cpu_745x,
  691. .oprofile_cpu_type = "ppc/7450",
  692. .oprofile_type = PPC_OPROFILE_G4,
  693. .platform = "ppc7450",
  694. },
  695. { /* 7447/7457 Rev 1.1 */
  696. .pvr_mask = 0xffffffff,
  697. .pvr_value = 0x80020101,
  698. .cpu_name = "7447/7457",
  699. .cpu_features = CPU_FTRS_7447_10,
  700. .cpu_user_features = COMMON_USER |
  701. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  702. .icache_bsize = 32,
  703. .dcache_bsize = 32,
  704. .num_pmcs = 6,
  705. .cpu_setup = __setup_cpu_745x,
  706. .oprofile_cpu_type = "ppc/7450",
  707. .oprofile_type = PPC_OPROFILE_G4,
  708. .platform = "ppc7450",
  709. },
  710. { /* 7447/7457 Rev 1.2 and later */
  711. .pvr_mask = 0xffff0000,
  712. .pvr_value = 0x80020000,
  713. .cpu_name = "7447/7457",
  714. .cpu_features = CPU_FTRS_7447,
  715. .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  716. .icache_bsize = 32,
  717. .dcache_bsize = 32,
  718. .num_pmcs = 6,
  719. .cpu_setup = __setup_cpu_745x,
  720. .oprofile_cpu_type = "ppc/7450",
  721. .oprofile_type = PPC_OPROFILE_G4,
  722. .platform = "ppc7450",
  723. },
  724. { /* 7447A */
  725. .pvr_mask = 0xffff0000,
  726. .pvr_value = 0x80030000,
  727. .cpu_name = "7447A",
  728. .cpu_features = CPU_FTRS_7447A,
  729. .cpu_user_features = COMMON_USER |
  730. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  731. .icache_bsize = 32,
  732. .dcache_bsize = 32,
  733. .num_pmcs = 6,
  734. .cpu_setup = __setup_cpu_745x,
  735. .oprofile_cpu_type = "ppc/7450",
  736. .oprofile_type = PPC_OPROFILE_G4,
  737. .platform = "ppc7450",
  738. },
  739. { /* 7448 */
  740. .pvr_mask = 0xffff0000,
  741. .pvr_value = 0x80040000,
  742. .cpu_name = "7448",
  743. .cpu_features = CPU_FTRS_7447A,
  744. .cpu_user_features = COMMON_USER |
  745. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  746. .icache_bsize = 32,
  747. .dcache_bsize = 32,
  748. .num_pmcs = 6,
  749. .cpu_setup = __setup_cpu_745x,
  750. .oprofile_cpu_type = "ppc/7450",
  751. .oprofile_type = PPC_OPROFILE_G4,
  752. .platform = "ppc7450",
  753. },
  754. { /* 82xx (8240, 8245, 8260 are all 603e cores) */
  755. .pvr_mask = 0x7fff0000,
  756. .pvr_value = 0x00810000,
  757. .cpu_name = "82xx",
  758. .cpu_features = CPU_FTRS_82XX,
  759. .cpu_user_features = COMMON_USER,
  760. .icache_bsize = 32,
  761. .dcache_bsize = 32,
  762. .cpu_setup = __setup_cpu_603,
  763. .platform = "ppc603",
  764. },
  765. { /* All G2_LE (603e core, plus some) have the same pvr */
  766. .pvr_mask = 0x7fff0000,
  767. .pvr_value = 0x00820000,
  768. .cpu_name = "G2_LE",
  769. .cpu_features = CPU_FTRS_G2_LE,
  770. .cpu_user_features = COMMON_USER,
  771. .icache_bsize = 32,
  772. .dcache_bsize = 32,
  773. .cpu_setup = __setup_cpu_603,
  774. .platform = "ppc603",
  775. },
  776. { /* e300c1 (a 603e core, plus some) on 83xx */
  777. .pvr_mask = 0x7fff0000,
  778. .pvr_value = 0x00830000,
  779. .cpu_name = "e300c1",
  780. .cpu_features = CPU_FTRS_E300,
  781. .cpu_user_features = COMMON_USER,
  782. .icache_bsize = 32,
  783. .dcache_bsize = 32,
  784. .cpu_setup = __setup_cpu_603,
  785. .platform = "ppc603",
  786. },
  787. { /* e300c2 (an e300c1 core, plus some, minus FPU) on 83xx */
  788. .pvr_mask = 0x7fff0000,
  789. .pvr_value = 0x00840000,
  790. .cpu_name = "e300c2",
  791. .cpu_features = CPU_FTRS_E300,
  792. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  793. .icache_bsize = 32,
  794. .dcache_bsize = 32,
  795. .cpu_setup = __setup_cpu_603,
  796. .platform = "ppc603",
  797. },
  798. { /* default match, we assume split I/D cache & TB (non-601)... */
  799. .pvr_mask = 0x00000000,
  800. .pvr_value = 0x00000000,
  801. .cpu_name = "(generic PPC)",
  802. .cpu_features = CPU_FTRS_CLASSIC32,
  803. .cpu_user_features = COMMON_USER,
  804. .icache_bsize = 32,
  805. .dcache_bsize = 32,
  806. .platform = "ppc603",
  807. },
  808. #endif /* CLASSIC_PPC */
  809. #ifdef CONFIG_8xx
  810. { /* 8xx */
  811. .pvr_mask = 0xffff0000,
  812. .pvr_value = 0x00500000,
  813. .cpu_name = "8xx",
  814. /* CPU_FTR_MAYBE_CAN_DOZE is possible,
  815. * if the 8xx code is there.... */
  816. .cpu_features = CPU_FTRS_8XX,
  817. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  818. .icache_bsize = 16,
  819. .dcache_bsize = 16,
  820. .platform = "ppc823",
  821. },
  822. #endif /* CONFIG_8xx */
  823. #ifdef CONFIG_40x
  824. { /* 403GC */
  825. .pvr_mask = 0xffffff00,
  826. .pvr_value = 0x00200200,
  827. .cpu_name = "403GC",
  828. .cpu_features = CPU_FTRS_40X,
  829. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  830. .icache_bsize = 16,
  831. .dcache_bsize = 16,
  832. .platform = "ppc403",
  833. },
  834. { /* 403GCX */
  835. .pvr_mask = 0xffffff00,
  836. .pvr_value = 0x00201400,
  837. .cpu_name = "403GCX",
  838. .cpu_features = CPU_FTRS_40X,
  839. .cpu_user_features = PPC_FEATURE_32 |
  840. PPC_FEATURE_HAS_MMU | PPC_FEATURE_NO_TB,
  841. .icache_bsize = 16,
  842. .dcache_bsize = 16,
  843. .platform = "ppc403",
  844. },
  845. { /* 403G ?? */
  846. .pvr_mask = 0xffff0000,
  847. .pvr_value = 0x00200000,
  848. .cpu_name = "403G ??",
  849. .cpu_features = CPU_FTRS_40X,
  850. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  851. .icache_bsize = 16,
  852. .dcache_bsize = 16,
  853. .platform = "ppc403",
  854. },
  855. { /* 405GP */
  856. .pvr_mask = 0xffff0000,
  857. .pvr_value = 0x40110000,
  858. .cpu_name = "405GP",
  859. .cpu_features = CPU_FTRS_40X,
  860. .cpu_user_features = PPC_FEATURE_32 |
  861. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  862. .icache_bsize = 32,
  863. .dcache_bsize = 32,
  864. .platform = "ppc405",
  865. },
  866. { /* STB 03xxx */
  867. .pvr_mask = 0xffff0000,
  868. .pvr_value = 0x40130000,
  869. .cpu_name = "STB03xxx",
  870. .cpu_features = CPU_FTRS_40X,
  871. .cpu_user_features = PPC_FEATURE_32 |
  872. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  873. .icache_bsize = 32,
  874. .dcache_bsize = 32,
  875. .platform = "ppc405",
  876. },
  877. { /* STB 04xxx */
  878. .pvr_mask = 0xffff0000,
  879. .pvr_value = 0x41810000,
  880. .cpu_name = "STB04xxx",
  881. .cpu_features = CPU_FTRS_40X,
  882. .cpu_user_features = PPC_FEATURE_32 |
  883. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  884. .icache_bsize = 32,
  885. .dcache_bsize = 32,
  886. .platform = "ppc405",
  887. },
  888. { /* NP405L */
  889. .pvr_mask = 0xffff0000,
  890. .pvr_value = 0x41610000,
  891. .cpu_name = "NP405L",
  892. .cpu_features = CPU_FTRS_40X,
  893. .cpu_user_features = PPC_FEATURE_32 |
  894. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  895. .icache_bsize = 32,
  896. .dcache_bsize = 32,
  897. .platform = "ppc405",
  898. },
  899. { /* NP4GS3 */
  900. .pvr_mask = 0xffff0000,
  901. .pvr_value = 0x40B10000,
  902. .cpu_name = "NP4GS3",
  903. .cpu_features = CPU_FTRS_40X,
  904. .cpu_user_features = PPC_FEATURE_32 |
  905. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  906. .icache_bsize = 32,
  907. .dcache_bsize = 32,
  908. .platform = "ppc405",
  909. },
  910. { /* NP405H */
  911. .pvr_mask = 0xffff0000,
  912. .pvr_value = 0x41410000,
  913. .cpu_name = "NP405H",
  914. .cpu_features = CPU_FTRS_40X,
  915. .cpu_user_features = PPC_FEATURE_32 |
  916. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  917. .icache_bsize = 32,
  918. .dcache_bsize = 32,
  919. .platform = "ppc405",
  920. },
  921. { /* 405GPr */
  922. .pvr_mask = 0xffff0000,
  923. .pvr_value = 0x50910000,
  924. .cpu_name = "405GPr",
  925. .cpu_features = CPU_FTRS_40X,
  926. .cpu_user_features = PPC_FEATURE_32 |
  927. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  928. .icache_bsize = 32,
  929. .dcache_bsize = 32,
  930. .platform = "ppc405",
  931. },
  932. { /* STBx25xx */
  933. .pvr_mask = 0xffff0000,
  934. .pvr_value = 0x51510000,
  935. .cpu_name = "STBx25xx",
  936. .cpu_features = CPU_FTRS_40X,
  937. .cpu_user_features = PPC_FEATURE_32 |
  938. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  939. .icache_bsize = 32,
  940. .dcache_bsize = 32,
  941. .platform = "ppc405",
  942. },
  943. { /* 405LP */
  944. .pvr_mask = 0xffff0000,
  945. .pvr_value = 0x41F10000,
  946. .cpu_name = "405LP",
  947. .cpu_features = CPU_FTRS_40X,
  948. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  949. .icache_bsize = 32,
  950. .dcache_bsize = 32,
  951. .platform = "ppc405",
  952. },
  953. { /* Xilinx Virtex-II Pro */
  954. .pvr_mask = 0xfffff000,
  955. .pvr_value = 0x20010000,
  956. .cpu_name = "Virtex-II Pro",
  957. .cpu_features = CPU_FTRS_40X,
  958. .cpu_user_features = PPC_FEATURE_32 |
  959. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  960. .icache_bsize = 32,
  961. .dcache_bsize = 32,
  962. .platform = "ppc405",
  963. },
  964. { /* Xilinx Virtex-4 FX */
  965. .pvr_mask = 0xfffff000,
  966. .pvr_value = 0x20011000,
  967. .cpu_name = "Virtex-4 FX",
  968. .cpu_features = CPU_FTRS_40X,
  969. .cpu_user_features = PPC_FEATURE_32 |
  970. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  971. .icache_bsize = 32,
  972. .dcache_bsize = 32,
  973. .platform = "ppc405",
  974. },
  975. { /* 405EP */
  976. .pvr_mask = 0xffff0000,
  977. .pvr_value = 0x51210000,
  978. .cpu_name = "405EP",
  979. .cpu_features = CPU_FTRS_40X,
  980. .cpu_user_features = PPC_FEATURE_32 |
  981. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  982. .icache_bsize = 32,
  983. .dcache_bsize = 32,
  984. .platform = "ppc405",
  985. },
  986. #endif /* CONFIG_40x */
  987. #ifdef CONFIG_44x
  988. {
  989. .pvr_mask = 0xf0000fff,
  990. .pvr_value = 0x40000850,
  991. .cpu_name = "440EP Rev. A",
  992. .cpu_features = CPU_FTRS_44X,
  993. .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
  994. .icache_bsize = 32,
  995. .dcache_bsize = 32,
  996. .platform = "ppc440",
  997. },
  998. {
  999. .pvr_mask = 0xf0000fff,
  1000. .pvr_value = 0x400008d3,
  1001. .cpu_name = "440EP Rev. B",
  1002. .cpu_features = CPU_FTRS_44X,
  1003. .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
  1004. .icache_bsize = 32,
  1005. .dcache_bsize = 32,
  1006. .platform = "ppc440",
  1007. },
  1008. { /* 440GP Rev. B */
  1009. .pvr_mask = 0xf0000fff,
  1010. .pvr_value = 0x40000440,
  1011. .cpu_name = "440GP Rev. B",
  1012. .cpu_features = CPU_FTRS_44X,
  1013. .cpu_user_features = COMMON_USER_BOOKE,
  1014. .icache_bsize = 32,
  1015. .dcache_bsize = 32,
  1016. .platform = "ppc440gp",
  1017. },
  1018. { /* 440GP Rev. C */
  1019. .pvr_mask = 0xf0000fff,
  1020. .pvr_value = 0x40000481,
  1021. .cpu_name = "440GP Rev. C",
  1022. .cpu_features = CPU_FTRS_44X,
  1023. .cpu_user_features = COMMON_USER_BOOKE,
  1024. .icache_bsize = 32,
  1025. .dcache_bsize = 32,
  1026. .platform = "ppc440gp",
  1027. },
  1028. { /* 440GX Rev. A */
  1029. .pvr_mask = 0xf0000fff,
  1030. .pvr_value = 0x50000850,
  1031. .cpu_name = "440GX Rev. A",
  1032. .cpu_features = CPU_FTRS_44X,
  1033. .cpu_user_features = COMMON_USER_BOOKE,
  1034. .icache_bsize = 32,
  1035. .dcache_bsize = 32,
  1036. .platform = "ppc440",
  1037. },
  1038. { /* 440GX Rev. B */
  1039. .pvr_mask = 0xf0000fff,
  1040. .pvr_value = 0x50000851,
  1041. .cpu_name = "440GX Rev. B",
  1042. .cpu_features = CPU_FTRS_44X,
  1043. .cpu_user_features = COMMON_USER_BOOKE,
  1044. .icache_bsize = 32,
  1045. .dcache_bsize = 32,
  1046. .platform = "ppc440",
  1047. },
  1048. { /* 440GX Rev. C */
  1049. .pvr_mask = 0xf0000fff,
  1050. .pvr_value = 0x50000892,
  1051. .cpu_name = "440GX Rev. C",
  1052. .cpu_features = CPU_FTRS_44X,
  1053. .cpu_user_features = COMMON_USER_BOOKE,
  1054. .icache_bsize = 32,
  1055. .dcache_bsize = 32,
  1056. .platform = "ppc440",
  1057. },
  1058. { /* 440GX Rev. F */
  1059. .pvr_mask = 0xf0000fff,
  1060. .pvr_value = 0x50000894,
  1061. .cpu_name = "440GX Rev. F",
  1062. .cpu_features = CPU_FTRS_44X,
  1063. .cpu_user_features = COMMON_USER_BOOKE,
  1064. .icache_bsize = 32,
  1065. .dcache_bsize = 32,
  1066. .platform = "ppc440",
  1067. },
  1068. { /* 440SP Rev. A */
  1069. .pvr_mask = 0xff000fff,
  1070. .pvr_value = 0x53000891,
  1071. .cpu_name = "440SP Rev. A",
  1072. .cpu_features = CPU_FTRS_44X,
  1073. .cpu_user_features = COMMON_USER_BOOKE,
  1074. .icache_bsize = 32,
  1075. .dcache_bsize = 32,
  1076. .platform = "ppc440",
  1077. },
  1078. { /* 440SPe Rev. A */
  1079. .pvr_mask = 0xff000fff,
  1080. .pvr_value = 0x53000890,
  1081. .cpu_name = "440SPe Rev. A",
  1082. .cpu_features = CPU_FTR_SPLIT_ID_CACHE |
  1083. CPU_FTR_USE_TB,
  1084. .cpu_user_features = COMMON_USER_BOOKE,
  1085. .icache_bsize = 32,
  1086. .dcache_bsize = 32,
  1087. .platform = "ppc440",
  1088. },
  1089. #endif /* CONFIG_44x */
  1090. #ifdef CONFIG_FSL_BOOKE
  1091. { /* e200z5 */
  1092. .pvr_mask = 0xfff00000,
  1093. .pvr_value = 0x81000000,
  1094. .cpu_name = "e200z5",
  1095. /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
  1096. .cpu_features = CPU_FTRS_E200,
  1097. .cpu_user_features = COMMON_USER_BOOKE |
  1098. PPC_FEATURE_HAS_EFP_SINGLE |
  1099. PPC_FEATURE_UNIFIED_CACHE,
  1100. .dcache_bsize = 32,
  1101. .platform = "ppc5554",
  1102. },
  1103. { /* e200z6 */
  1104. .pvr_mask = 0xfff00000,
  1105. .pvr_value = 0x81100000,
  1106. .cpu_name = "e200z6",
  1107. /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
  1108. .cpu_features = CPU_FTRS_E200,
  1109. .cpu_user_features = COMMON_USER_BOOKE |
  1110. PPC_FEATURE_SPE_COMP |
  1111. PPC_FEATURE_HAS_EFP_SINGLE |
  1112. PPC_FEATURE_UNIFIED_CACHE,
  1113. .dcache_bsize = 32,
  1114. .platform = "ppc5554",
  1115. },
  1116. { /* e500 */
  1117. .pvr_mask = 0xffff0000,
  1118. .pvr_value = 0x80200000,
  1119. .cpu_name = "e500",
  1120. /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
  1121. .cpu_features = CPU_FTRS_E500,
  1122. .cpu_user_features = COMMON_USER_BOOKE |
  1123. PPC_FEATURE_SPE_COMP |
  1124. PPC_FEATURE_HAS_EFP_SINGLE,
  1125. .icache_bsize = 32,
  1126. .dcache_bsize = 32,
  1127. .num_pmcs = 4,
  1128. .oprofile_cpu_type = "ppc/e500",
  1129. .oprofile_type = PPC_OPROFILE_BOOKE,
  1130. .platform = "ppc8540",
  1131. },
  1132. { /* e500v2 */
  1133. .pvr_mask = 0xffff0000,
  1134. .pvr_value = 0x80210000,
  1135. .cpu_name = "e500v2",
  1136. /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
  1137. .cpu_features = CPU_FTRS_E500_2,
  1138. .cpu_user_features = COMMON_USER_BOOKE |
  1139. PPC_FEATURE_SPE_COMP |
  1140. PPC_FEATURE_HAS_EFP_SINGLE |
  1141. PPC_FEATURE_HAS_EFP_DOUBLE,
  1142. .icache_bsize = 32,
  1143. .dcache_bsize = 32,
  1144. .num_pmcs = 4,
  1145. .oprofile_cpu_type = "ppc/e500",
  1146. .oprofile_type = PPC_OPROFILE_BOOKE,
  1147. .platform = "ppc8548",
  1148. },
  1149. #endif
  1150. #if !CLASSIC_PPC
  1151. { /* default match */
  1152. .pvr_mask = 0x00000000,
  1153. .pvr_value = 0x00000000,
  1154. .cpu_name = "(generic PPC)",
  1155. .cpu_features = CPU_FTRS_GENERIC_32,
  1156. .cpu_user_features = PPC_FEATURE_32,
  1157. .icache_bsize = 32,
  1158. .dcache_bsize = 32,
  1159. .platform = "powerpc",
  1160. }
  1161. #endif /* !CLASSIC_PPC */
  1162. #endif /* CONFIG_PPC32 */
  1163. };
  1164. struct cpu_spec *identify_cpu(unsigned long offset)
  1165. {
  1166. struct cpu_spec *s = cpu_specs;
  1167. struct cpu_spec **cur = &cur_cpu_spec;
  1168. unsigned int pvr = mfspr(SPRN_PVR);
  1169. int i;
  1170. s = PTRRELOC(s);
  1171. cur = PTRRELOC(cur);
  1172. if (*cur != NULL)
  1173. return PTRRELOC(*cur);
  1174. for (i = 0; i < ARRAY_SIZE(cpu_specs); i++,s++)
  1175. if ((pvr & s->pvr_mask) == s->pvr_value) {
  1176. *cur = cpu_specs + i;
  1177. #ifdef CONFIG_PPC64
  1178. /* ppc64 expects identify_cpu to also call setup_cpu
  1179. * for that processor. I will consolidate that at a
  1180. * later time, for now, just use our friend #ifdef.
  1181. * we also don't need to PTRRELOC the function pointer
  1182. * on ppc64 as we are running at 0 in real mode.
  1183. */
  1184. if (s->cpu_setup) {
  1185. s->cpu_setup(offset, s);
  1186. }
  1187. #endif /* CONFIG_PPC64 */
  1188. return s;
  1189. }
  1190. BUG();
  1191. return NULL;
  1192. }
  1193. void do_feature_fixups(unsigned long value, void *fixup_start, void *fixup_end)
  1194. {
  1195. struct fixup_entry {
  1196. unsigned long mask;
  1197. unsigned long value;
  1198. long start_off;
  1199. long end_off;
  1200. } *fcur, *fend;
  1201. fcur = fixup_start;
  1202. fend = fixup_end;
  1203. for (; fcur < fend; fcur++) {
  1204. unsigned int *pstart, *pend, *p;
  1205. if ((value & fcur->mask) == fcur->value)
  1206. continue;
  1207. /* These PTRRELOCs will disappear once the new scheme for
  1208. * modules and vdso is implemented
  1209. */
  1210. pstart = ((unsigned int *)fcur) + (fcur->start_off / 4);
  1211. pend = ((unsigned int *)fcur) + (fcur->end_off / 4);
  1212. for (p = pstart; p < pend; p++) {
  1213. *p = 0x60000000u;
  1214. asm volatile ("dcbst 0, %0" : : "r" (p));
  1215. }
  1216. asm volatile ("sync" : : : "memory");
  1217. for (p = pstart; p < pend; p++)
  1218. asm volatile ("icbi 0,%0" : : "r" (p));
  1219. asm volatile ("sync; isync" : : : "memory");
  1220. }
  1221. }