cputable.c 46 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_440ep(unsigned long offset, struct cpu_spec* spec);
  31. extern void __setup_cpu_440epx(unsigned long offset, struct cpu_spec* spec);
  32. extern void __setup_cpu_440gx(unsigned long offset, struct cpu_spec* spec);
  33. extern void __setup_cpu_440grx(unsigned long offset, struct cpu_spec* spec);
  34. extern void __setup_cpu_440spe(unsigned long offset, struct cpu_spec* spec);
  35. extern void __setup_cpu_460ex(unsigned long offset, struct cpu_spec* spec);
  36. extern void __setup_cpu_603(unsigned long offset, struct cpu_spec* spec);
  37. extern void __setup_cpu_604(unsigned long offset, struct cpu_spec* spec);
  38. extern void __setup_cpu_750(unsigned long offset, struct cpu_spec* spec);
  39. extern void __setup_cpu_750cx(unsigned long offset, struct cpu_spec* spec);
  40. extern void __setup_cpu_750fx(unsigned long offset, struct cpu_spec* spec);
  41. extern void __setup_cpu_7400(unsigned long offset, struct cpu_spec* spec);
  42. extern void __setup_cpu_7410(unsigned long offset, struct cpu_spec* spec);
  43. extern void __setup_cpu_745x(unsigned long offset, struct cpu_spec* spec);
  44. #endif /* CONFIG_PPC32 */
  45. #ifdef CONFIG_PPC64
  46. extern void __setup_cpu_ppc970(unsigned long offset, struct cpu_spec* spec);
  47. extern void __setup_cpu_ppc970MP(unsigned long offset, struct cpu_spec* spec);
  48. extern void __setup_cpu_pa6t(unsigned long offset, struct cpu_spec* spec);
  49. extern void __restore_cpu_pa6t(void);
  50. extern void __restore_cpu_ppc970(void);
  51. #endif /* CONFIG_PPC64 */
  52. /* This table only contains "desktop" CPUs, it need to be filled with embedded
  53. * ones as well...
  54. */
  55. #define COMMON_USER (PPC_FEATURE_32 | PPC_FEATURE_HAS_FPU | \
  56. PPC_FEATURE_HAS_MMU)
  57. #define COMMON_USER_PPC64 (COMMON_USER | PPC_FEATURE_64)
  58. #define COMMON_USER_POWER4 (COMMON_USER_PPC64 | PPC_FEATURE_POWER4)
  59. #define COMMON_USER_POWER5 (COMMON_USER_PPC64 | PPC_FEATURE_POWER5 |\
  60. PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  61. #define COMMON_USER_POWER5_PLUS (COMMON_USER_PPC64 | PPC_FEATURE_POWER5_PLUS|\
  62. PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP)
  63. #define COMMON_USER_POWER6 (COMMON_USER_PPC64 | PPC_FEATURE_ARCH_2_05 |\
  64. PPC_FEATURE_SMT | PPC_FEATURE_ICACHE_SNOOP | \
  65. PPC_FEATURE_TRUE_LE)
  66. #define COMMON_USER_PA6T (COMMON_USER_PPC64 | PPC_FEATURE_PA6T |\
  67. PPC_FEATURE_TRUE_LE | \
  68. PPC_FEATURE_HAS_ALTIVEC_COMP)
  69. #define COMMON_USER_BOOKE (PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | \
  70. PPC_FEATURE_BOOKE)
  71. static struct cpu_spec __initdata 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. .pmc_type = PPC_PMC_IBM,
  83. .oprofile_cpu_type = "ppc64/power3",
  84. .oprofile_type = PPC_OPROFILE_RS64,
  85. .machine_check = machine_check_generic,
  86. .platform = "power3",
  87. },
  88. { /* Power3+ */
  89. .pvr_mask = 0xffff0000,
  90. .pvr_value = 0x00410000,
  91. .cpu_name = "POWER3 (630+)",
  92. .cpu_features = CPU_FTRS_POWER3,
  93. .cpu_user_features = COMMON_USER_PPC64|PPC_FEATURE_PPC_LE,
  94. .icache_bsize = 128,
  95. .dcache_bsize = 128,
  96. .num_pmcs = 8,
  97. .pmc_type = PPC_PMC_IBM,
  98. .oprofile_cpu_type = "ppc64/power3",
  99. .oprofile_type = PPC_OPROFILE_RS64,
  100. .machine_check = machine_check_generic,
  101. .platform = "power3",
  102. },
  103. { /* Northstar */
  104. .pvr_mask = 0xffff0000,
  105. .pvr_value = 0x00330000,
  106. .cpu_name = "RS64-II (northstar)",
  107. .cpu_features = CPU_FTRS_RS64,
  108. .cpu_user_features = COMMON_USER_PPC64,
  109. .icache_bsize = 128,
  110. .dcache_bsize = 128,
  111. .num_pmcs = 8,
  112. .pmc_type = PPC_PMC_IBM,
  113. .oprofile_cpu_type = "ppc64/rs64",
  114. .oprofile_type = PPC_OPROFILE_RS64,
  115. .machine_check = machine_check_generic,
  116. .platform = "rs64",
  117. },
  118. { /* Pulsar */
  119. .pvr_mask = 0xffff0000,
  120. .pvr_value = 0x00340000,
  121. .cpu_name = "RS64-III (pulsar)",
  122. .cpu_features = CPU_FTRS_RS64,
  123. .cpu_user_features = COMMON_USER_PPC64,
  124. .icache_bsize = 128,
  125. .dcache_bsize = 128,
  126. .num_pmcs = 8,
  127. .pmc_type = PPC_PMC_IBM,
  128. .oprofile_cpu_type = "ppc64/rs64",
  129. .oprofile_type = PPC_OPROFILE_RS64,
  130. .machine_check = machine_check_generic,
  131. .platform = "rs64",
  132. },
  133. { /* I-star */
  134. .pvr_mask = 0xffff0000,
  135. .pvr_value = 0x00360000,
  136. .cpu_name = "RS64-III (icestar)",
  137. .cpu_features = CPU_FTRS_RS64,
  138. .cpu_user_features = COMMON_USER_PPC64,
  139. .icache_bsize = 128,
  140. .dcache_bsize = 128,
  141. .num_pmcs = 8,
  142. .pmc_type = PPC_PMC_IBM,
  143. .oprofile_cpu_type = "ppc64/rs64",
  144. .oprofile_type = PPC_OPROFILE_RS64,
  145. .machine_check = machine_check_generic,
  146. .platform = "rs64",
  147. },
  148. { /* S-star */
  149. .pvr_mask = 0xffff0000,
  150. .pvr_value = 0x00370000,
  151. .cpu_name = "RS64-IV (sstar)",
  152. .cpu_features = CPU_FTRS_RS64,
  153. .cpu_user_features = COMMON_USER_PPC64,
  154. .icache_bsize = 128,
  155. .dcache_bsize = 128,
  156. .num_pmcs = 8,
  157. .pmc_type = PPC_PMC_IBM,
  158. .oprofile_cpu_type = "ppc64/rs64",
  159. .oprofile_type = PPC_OPROFILE_RS64,
  160. .machine_check = machine_check_generic,
  161. .platform = "rs64",
  162. },
  163. { /* Power4 */
  164. .pvr_mask = 0xffff0000,
  165. .pvr_value = 0x00350000,
  166. .cpu_name = "POWER4 (gp)",
  167. .cpu_features = CPU_FTRS_POWER4,
  168. .cpu_user_features = COMMON_USER_POWER4,
  169. .icache_bsize = 128,
  170. .dcache_bsize = 128,
  171. .num_pmcs = 8,
  172. .pmc_type = PPC_PMC_IBM,
  173. .oprofile_cpu_type = "ppc64/power4",
  174. .oprofile_type = PPC_OPROFILE_POWER4,
  175. .machine_check = machine_check_generic,
  176. .platform = "power4",
  177. },
  178. { /* Power4+ */
  179. .pvr_mask = 0xffff0000,
  180. .pvr_value = 0x00380000,
  181. .cpu_name = "POWER4+ (gq)",
  182. .cpu_features = CPU_FTRS_POWER4,
  183. .cpu_user_features = COMMON_USER_POWER4,
  184. .icache_bsize = 128,
  185. .dcache_bsize = 128,
  186. .num_pmcs = 8,
  187. .pmc_type = PPC_PMC_IBM,
  188. .oprofile_cpu_type = "ppc64/power4",
  189. .oprofile_type = PPC_OPROFILE_POWER4,
  190. .machine_check = machine_check_generic,
  191. .platform = "power4",
  192. },
  193. { /* PPC970 */
  194. .pvr_mask = 0xffff0000,
  195. .pvr_value = 0x00390000,
  196. .cpu_name = "PPC970",
  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. .pmc_type = PPC_PMC_IBM,
  204. .cpu_setup = __setup_cpu_ppc970,
  205. .cpu_restore = __restore_cpu_ppc970,
  206. .oprofile_cpu_type = "ppc64/970",
  207. .oprofile_type = PPC_OPROFILE_POWER4,
  208. .machine_check = machine_check_generic,
  209. .platform = "ppc970",
  210. },
  211. { /* PPC970FX */
  212. .pvr_mask = 0xffff0000,
  213. .pvr_value = 0x003c0000,
  214. .cpu_name = "PPC970FX",
  215. .cpu_features = CPU_FTRS_PPC970,
  216. .cpu_user_features = COMMON_USER_POWER4 |
  217. PPC_FEATURE_HAS_ALTIVEC_COMP,
  218. .icache_bsize = 128,
  219. .dcache_bsize = 128,
  220. .num_pmcs = 8,
  221. .pmc_type = PPC_PMC_IBM,
  222. .cpu_setup = __setup_cpu_ppc970,
  223. .cpu_restore = __restore_cpu_ppc970,
  224. .oprofile_cpu_type = "ppc64/970",
  225. .oprofile_type = PPC_OPROFILE_POWER4,
  226. .machine_check = machine_check_generic,
  227. .platform = "ppc970",
  228. },
  229. { /* PPC970MP DD1.0 - no DEEPNAP, use regular 970 init */
  230. .pvr_mask = 0xffffffff,
  231. .pvr_value = 0x00440100,
  232. .cpu_name = "PPC970MP",
  233. .cpu_features = CPU_FTRS_PPC970,
  234. .cpu_user_features = COMMON_USER_POWER4 |
  235. PPC_FEATURE_HAS_ALTIVEC_COMP,
  236. .icache_bsize = 128,
  237. .dcache_bsize = 128,
  238. .num_pmcs = 8,
  239. .pmc_type = PPC_PMC_IBM,
  240. .cpu_setup = __setup_cpu_ppc970,
  241. .cpu_restore = __restore_cpu_ppc970,
  242. .oprofile_cpu_type = "ppc64/970MP",
  243. .oprofile_type = PPC_OPROFILE_POWER4,
  244. .machine_check = machine_check_generic,
  245. .platform = "ppc970",
  246. },
  247. { /* PPC970MP */
  248. .pvr_mask = 0xffff0000,
  249. .pvr_value = 0x00440000,
  250. .cpu_name = "PPC970MP",
  251. .cpu_features = CPU_FTRS_PPC970,
  252. .cpu_user_features = COMMON_USER_POWER4 |
  253. PPC_FEATURE_HAS_ALTIVEC_COMP,
  254. .icache_bsize = 128,
  255. .dcache_bsize = 128,
  256. .num_pmcs = 8,
  257. .pmc_type = PPC_PMC_IBM,
  258. .cpu_setup = __setup_cpu_ppc970MP,
  259. .cpu_restore = __restore_cpu_ppc970,
  260. .oprofile_cpu_type = "ppc64/970MP",
  261. .oprofile_type = PPC_OPROFILE_POWER4,
  262. .machine_check = machine_check_generic,
  263. .platform = "ppc970",
  264. },
  265. { /* PPC970GX */
  266. .pvr_mask = 0xffff0000,
  267. .pvr_value = 0x00450000,
  268. .cpu_name = "PPC970GX",
  269. .cpu_features = CPU_FTRS_PPC970,
  270. .cpu_user_features = COMMON_USER_POWER4 |
  271. PPC_FEATURE_HAS_ALTIVEC_COMP,
  272. .icache_bsize = 128,
  273. .dcache_bsize = 128,
  274. .num_pmcs = 8,
  275. .pmc_type = PPC_PMC_IBM,
  276. .cpu_setup = __setup_cpu_ppc970,
  277. .oprofile_cpu_type = "ppc64/970",
  278. .oprofile_type = PPC_OPROFILE_POWER4,
  279. .machine_check = machine_check_generic,
  280. .platform = "ppc970",
  281. },
  282. { /* Power5 GR */
  283. .pvr_mask = 0xffff0000,
  284. .pvr_value = 0x003a0000,
  285. .cpu_name = "POWER5 (gr)",
  286. .cpu_features = CPU_FTRS_POWER5,
  287. .cpu_user_features = COMMON_USER_POWER5,
  288. .icache_bsize = 128,
  289. .dcache_bsize = 128,
  290. .num_pmcs = 6,
  291. .pmc_type = PPC_PMC_IBM,
  292. .oprofile_cpu_type = "ppc64/power5",
  293. .oprofile_type = PPC_OPROFILE_POWER4,
  294. /* SIHV / SIPR bits are implemented on POWER4+ (GQ)
  295. * and above but only works on POWER5 and above
  296. */
  297. .oprofile_mmcra_sihv = MMCRA_SIHV,
  298. .oprofile_mmcra_sipr = MMCRA_SIPR,
  299. .machine_check = machine_check_generic,
  300. .platform = "power5",
  301. },
  302. { /* Power5++ */
  303. .pvr_mask = 0xffffff00,
  304. .pvr_value = 0x003b0300,
  305. .cpu_name = "POWER5+ (gs)",
  306. .cpu_features = CPU_FTRS_POWER5,
  307. .cpu_user_features = COMMON_USER_POWER5_PLUS,
  308. .icache_bsize = 128,
  309. .dcache_bsize = 128,
  310. .num_pmcs = 6,
  311. .oprofile_cpu_type = "ppc64/power5++",
  312. .oprofile_type = PPC_OPROFILE_POWER4,
  313. .oprofile_mmcra_sihv = MMCRA_SIHV,
  314. .oprofile_mmcra_sipr = MMCRA_SIPR,
  315. .machine_check = machine_check_generic,
  316. .platform = "power5+",
  317. },
  318. { /* Power5 GS */
  319. .pvr_mask = 0xffff0000,
  320. .pvr_value = 0x003b0000,
  321. .cpu_name = "POWER5+ (gs)",
  322. .cpu_features = CPU_FTRS_POWER5,
  323. .cpu_user_features = COMMON_USER_POWER5_PLUS,
  324. .icache_bsize = 128,
  325. .dcache_bsize = 128,
  326. .num_pmcs = 6,
  327. .pmc_type = PPC_PMC_IBM,
  328. .oprofile_cpu_type = "ppc64/power5+",
  329. .oprofile_type = PPC_OPROFILE_POWER4,
  330. .oprofile_mmcra_sihv = MMCRA_SIHV,
  331. .oprofile_mmcra_sipr = MMCRA_SIPR,
  332. .machine_check = machine_check_generic,
  333. .platform = "power5+",
  334. },
  335. { /* POWER6 in P5+ mode; 2.04-compliant processor */
  336. .pvr_mask = 0xffffffff,
  337. .pvr_value = 0x0f000001,
  338. .cpu_name = "POWER5+",
  339. .cpu_features = CPU_FTRS_POWER5,
  340. .cpu_user_features = COMMON_USER_POWER5_PLUS,
  341. .icache_bsize = 128,
  342. .dcache_bsize = 128,
  343. .machine_check = machine_check_generic,
  344. .platform = "power5+",
  345. },
  346. { /* Power6 */
  347. .pvr_mask = 0xffff0000,
  348. .pvr_value = 0x003e0000,
  349. .cpu_name = "POWER6 (raw)",
  350. .cpu_features = CPU_FTRS_POWER6,
  351. .cpu_user_features = COMMON_USER_POWER6 |
  352. PPC_FEATURE_POWER6_EXT,
  353. .icache_bsize = 128,
  354. .dcache_bsize = 128,
  355. .num_pmcs = 6,
  356. .pmc_type = PPC_PMC_IBM,
  357. .oprofile_cpu_type = "ppc64/power6",
  358. .oprofile_type = PPC_OPROFILE_POWER4,
  359. .oprofile_mmcra_sihv = POWER6_MMCRA_SIHV,
  360. .oprofile_mmcra_sipr = POWER6_MMCRA_SIPR,
  361. .oprofile_mmcra_clear = POWER6_MMCRA_THRM |
  362. POWER6_MMCRA_OTHER,
  363. .machine_check = machine_check_generic,
  364. .platform = "power6x",
  365. },
  366. { /* 2.05-compliant processor, i.e. Power6 "architected" mode */
  367. .pvr_mask = 0xffffffff,
  368. .pvr_value = 0x0f000002,
  369. .cpu_name = "POWER6 (architected)",
  370. .cpu_features = CPU_FTRS_POWER6,
  371. .cpu_user_features = COMMON_USER_POWER6,
  372. .icache_bsize = 128,
  373. .dcache_bsize = 128,
  374. .machine_check = machine_check_generic,
  375. .platform = "power6",
  376. },
  377. { /* Cell Broadband Engine */
  378. .pvr_mask = 0xffff0000,
  379. .pvr_value = 0x00700000,
  380. .cpu_name = "Cell Broadband Engine",
  381. .cpu_features = CPU_FTRS_CELL,
  382. .cpu_user_features = COMMON_USER_PPC64 |
  383. PPC_FEATURE_CELL | PPC_FEATURE_HAS_ALTIVEC_COMP |
  384. PPC_FEATURE_SMT,
  385. .icache_bsize = 128,
  386. .dcache_bsize = 128,
  387. .num_pmcs = 4,
  388. .pmc_type = PPC_PMC_IBM,
  389. .oprofile_cpu_type = "ppc64/cell-be",
  390. .oprofile_type = PPC_OPROFILE_CELL,
  391. .machine_check = machine_check_generic,
  392. .platform = "ppc-cell-be",
  393. },
  394. { /* PA Semi PA6T */
  395. .pvr_mask = 0x7fff0000,
  396. .pvr_value = 0x00900000,
  397. .cpu_name = "PA6T",
  398. .cpu_features = CPU_FTRS_PA6T,
  399. .cpu_user_features = COMMON_USER_PA6T,
  400. .icache_bsize = 64,
  401. .dcache_bsize = 64,
  402. .num_pmcs = 6,
  403. .pmc_type = PPC_PMC_PA6T,
  404. .cpu_setup = __setup_cpu_pa6t,
  405. .cpu_restore = __restore_cpu_pa6t,
  406. .oprofile_cpu_type = "ppc64/pa6t",
  407. .oprofile_type = PPC_OPROFILE_PA6T,
  408. .machine_check = machine_check_generic,
  409. .platform = "pa6t",
  410. },
  411. { /* default match */
  412. .pvr_mask = 0x00000000,
  413. .pvr_value = 0x00000000,
  414. .cpu_name = "POWER4 (compatible)",
  415. .cpu_features = CPU_FTRS_COMPATIBLE,
  416. .cpu_user_features = COMMON_USER_PPC64,
  417. .icache_bsize = 128,
  418. .dcache_bsize = 128,
  419. .num_pmcs = 6,
  420. .pmc_type = PPC_PMC_IBM,
  421. .machine_check = machine_check_generic,
  422. .platform = "power4",
  423. }
  424. #endif /* CONFIG_PPC64 */
  425. #ifdef CONFIG_PPC32
  426. #if CLASSIC_PPC
  427. { /* 601 */
  428. .pvr_mask = 0xffff0000,
  429. .pvr_value = 0x00010000,
  430. .cpu_name = "601",
  431. .cpu_features = CPU_FTRS_PPC601,
  432. .cpu_user_features = COMMON_USER | PPC_FEATURE_601_INSTR |
  433. PPC_FEATURE_UNIFIED_CACHE | PPC_FEATURE_NO_TB,
  434. .icache_bsize = 32,
  435. .dcache_bsize = 32,
  436. .machine_check = machine_check_generic,
  437. .platform = "ppc601",
  438. },
  439. { /* 603 */
  440. .pvr_mask = 0xffff0000,
  441. .pvr_value = 0x00030000,
  442. .cpu_name = "603",
  443. .cpu_features = CPU_FTRS_603,
  444. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  445. .icache_bsize = 32,
  446. .dcache_bsize = 32,
  447. .cpu_setup = __setup_cpu_603,
  448. .machine_check = machine_check_generic,
  449. .platform = "ppc603",
  450. },
  451. { /* 603e */
  452. .pvr_mask = 0xffff0000,
  453. .pvr_value = 0x00060000,
  454. .cpu_name = "603e",
  455. .cpu_features = CPU_FTRS_603,
  456. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  457. .icache_bsize = 32,
  458. .dcache_bsize = 32,
  459. .cpu_setup = __setup_cpu_603,
  460. .machine_check = machine_check_generic,
  461. .platform = "ppc603",
  462. },
  463. { /* 603ev */
  464. .pvr_mask = 0xffff0000,
  465. .pvr_value = 0x00070000,
  466. .cpu_name = "603ev",
  467. .cpu_features = CPU_FTRS_603,
  468. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  469. .icache_bsize = 32,
  470. .dcache_bsize = 32,
  471. .cpu_setup = __setup_cpu_603,
  472. .machine_check = machine_check_generic,
  473. .platform = "ppc603",
  474. },
  475. { /* 604 */
  476. .pvr_mask = 0xffff0000,
  477. .pvr_value = 0x00040000,
  478. .cpu_name = "604",
  479. .cpu_features = CPU_FTRS_604,
  480. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  481. .icache_bsize = 32,
  482. .dcache_bsize = 32,
  483. .num_pmcs = 2,
  484. .cpu_setup = __setup_cpu_604,
  485. .machine_check = machine_check_generic,
  486. .platform = "ppc604",
  487. },
  488. { /* 604e */
  489. .pvr_mask = 0xfffff000,
  490. .pvr_value = 0x00090000,
  491. .cpu_name = "604e",
  492. .cpu_features = CPU_FTRS_604,
  493. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  494. .icache_bsize = 32,
  495. .dcache_bsize = 32,
  496. .num_pmcs = 4,
  497. .cpu_setup = __setup_cpu_604,
  498. .machine_check = machine_check_generic,
  499. .platform = "ppc604",
  500. },
  501. { /* 604r */
  502. .pvr_mask = 0xffff0000,
  503. .pvr_value = 0x00090000,
  504. .cpu_name = "604r",
  505. .cpu_features = CPU_FTRS_604,
  506. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  507. .icache_bsize = 32,
  508. .dcache_bsize = 32,
  509. .num_pmcs = 4,
  510. .cpu_setup = __setup_cpu_604,
  511. .machine_check = machine_check_generic,
  512. .platform = "ppc604",
  513. },
  514. { /* 604ev */
  515. .pvr_mask = 0xffff0000,
  516. .pvr_value = 0x000a0000,
  517. .cpu_name = "604ev",
  518. .cpu_features = CPU_FTRS_604,
  519. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  520. .icache_bsize = 32,
  521. .dcache_bsize = 32,
  522. .num_pmcs = 4,
  523. .cpu_setup = __setup_cpu_604,
  524. .machine_check = machine_check_generic,
  525. .platform = "ppc604",
  526. },
  527. { /* 740/750 (0x4202, don't support TAU ?) */
  528. .pvr_mask = 0xffffffff,
  529. .pvr_value = 0x00084202,
  530. .cpu_name = "740/750",
  531. .cpu_features = CPU_FTRS_740_NOTAU,
  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_750,
  537. .machine_check = machine_check_generic,
  538. .platform = "ppc750",
  539. },
  540. { /* 750CX (80100 and 8010x?) */
  541. .pvr_mask = 0xfffffff0,
  542. .pvr_value = 0x00080100,
  543. .cpu_name = "750CX",
  544. .cpu_features = CPU_FTRS_750,
  545. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  546. .icache_bsize = 32,
  547. .dcache_bsize = 32,
  548. .num_pmcs = 4,
  549. .cpu_setup = __setup_cpu_750cx,
  550. .machine_check = machine_check_generic,
  551. .platform = "ppc750",
  552. },
  553. { /* 750CX (82201 and 82202) */
  554. .pvr_mask = 0xfffffff0,
  555. .pvr_value = 0x00082200,
  556. .cpu_name = "750CX",
  557. .cpu_features = CPU_FTRS_750,
  558. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  559. .icache_bsize = 32,
  560. .dcache_bsize = 32,
  561. .num_pmcs = 4,
  562. .cpu_setup = __setup_cpu_750cx,
  563. .machine_check = machine_check_generic,
  564. .platform = "ppc750",
  565. },
  566. { /* 750CXe (82214) */
  567. .pvr_mask = 0xfffffff0,
  568. .pvr_value = 0x00082210,
  569. .cpu_name = "750CXe",
  570. .cpu_features = CPU_FTRS_750,
  571. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  572. .icache_bsize = 32,
  573. .dcache_bsize = 32,
  574. .num_pmcs = 4,
  575. .cpu_setup = __setup_cpu_750cx,
  576. .machine_check = machine_check_generic,
  577. .platform = "ppc750",
  578. },
  579. { /* 750CXe "Gekko" (83214) */
  580. .pvr_mask = 0xffffffff,
  581. .pvr_value = 0x00083214,
  582. .cpu_name = "750CXe",
  583. .cpu_features = CPU_FTRS_750,
  584. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  585. .icache_bsize = 32,
  586. .dcache_bsize = 32,
  587. .num_pmcs = 4,
  588. .cpu_setup = __setup_cpu_750cx,
  589. .machine_check = machine_check_generic,
  590. .platform = "ppc750",
  591. },
  592. { /* 750CL */
  593. .pvr_mask = 0xfffff0f0,
  594. .pvr_value = 0x00087010,
  595. .cpu_name = "750CL",
  596. .cpu_features = CPU_FTRS_750CL,
  597. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  598. .icache_bsize = 32,
  599. .dcache_bsize = 32,
  600. .num_pmcs = 4,
  601. .cpu_setup = __setup_cpu_750,
  602. .machine_check = machine_check_generic,
  603. .platform = "ppc750",
  604. },
  605. { /* 745/755 */
  606. .pvr_mask = 0xfffff000,
  607. .pvr_value = 0x00083000,
  608. .cpu_name = "745/755",
  609. .cpu_features = CPU_FTRS_750,
  610. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  611. .icache_bsize = 32,
  612. .dcache_bsize = 32,
  613. .num_pmcs = 4,
  614. .cpu_setup = __setup_cpu_750,
  615. .machine_check = machine_check_generic,
  616. .platform = "ppc750",
  617. },
  618. { /* 750FX rev 1.x */
  619. .pvr_mask = 0xffffff00,
  620. .pvr_value = 0x70000100,
  621. .cpu_name = "750FX",
  622. .cpu_features = CPU_FTRS_750FX1,
  623. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  624. .icache_bsize = 32,
  625. .dcache_bsize = 32,
  626. .num_pmcs = 4,
  627. .cpu_setup = __setup_cpu_750,
  628. .machine_check = machine_check_generic,
  629. .platform = "ppc750",
  630. },
  631. { /* 750FX rev 2.0 must disable HID0[DPM] */
  632. .pvr_mask = 0xffffffff,
  633. .pvr_value = 0x70000200,
  634. .cpu_name = "750FX",
  635. .cpu_features = CPU_FTRS_750FX2,
  636. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  637. .icache_bsize = 32,
  638. .dcache_bsize = 32,
  639. .num_pmcs = 4,
  640. .cpu_setup = __setup_cpu_750,
  641. .machine_check = machine_check_generic,
  642. .platform = "ppc750",
  643. },
  644. { /* 750FX (All revs except 2.0) */
  645. .pvr_mask = 0xffff0000,
  646. .pvr_value = 0x70000000,
  647. .cpu_name = "750FX",
  648. .cpu_features = CPU_FTRS_750FX,
  649. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  650. .icache_bsize = 32,
  651. .dcache_bsize = 32,
  652. .num_pmcs = 4,
  653. .cpu_setup = __setup_cpu_750fx,
  654. .machine_check = machine_check_generic,
  655. .platform = "ppc750",
  656. },
  657. { /* 750GX */
  658. .pvr_mask = 0xffff0000,
  659. .pvr_value = 0x70020000,
  660. .cpu_name = "750GX",
  661. .cpu_features = CPU_FTRS_750GX,
  662. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  663. .icache_bsize = 32,
  664. .dcache_bsize = 32,
  665. .num_pmcs = 4,
  666. .cpu_setup = __setup_cpu_750fx,
  667. .machine_check = machine_check_generic,
  668. .platform = "ppc750",
  669. },
  670. { /* 740/750 (L2CR bit need fixup for 740) */
  671. .pvr_mask = 0xffff0000,
  672. .pvr_value = 0x00080000,
  673. .cpu_name = "740/750",
  674. .cpu_features = CPU_FTRS_740,
  675. .cpu_user_features = COMMON_USER | PPC_FEATURE_PPC_LE,
  676. .icache_bsize = 32,
  677. .dcache_bsize = 32,
  678. .num_pmcs = 4,
  679. .cpu_setup = __setup_cpu_750,
  680. .machine_check = machine_check_generic,
  681. .platform = "ppc750",
  682. },
  683. { /* 7400 rev 1.1 ? (no TAU) */
  684. .pvr_mask = 0xffffffff,
  685. .pvr_value = 0x000c1101,
  686. .cpu_name = "7400 (1.1)",
  687. .cpu_features = CPU_FTRS_7400_NOTAU,
  688. .cpu_user_features = COMMON_USER |
  689. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  690. .icache_bsize = 32,
  691. .dcache_bsize = 32,
  692. .num_pmcs = 4,
  693. .cpu_setup = __setup_cpu_7400,
  694. .machine_check = machine_check_generic,
  695. .platform = "ppc7400",
  696. },
  697. { /* 7400 */
  698. .pvr_mask = 0xffff0000,
  699. .pvr_value = 0x000c0000,
  700. .cpu_name = "7400",
  701. .cpu_features = CPU_FTRS_7400,
  702. .cpu_user_features = COMMON_USER |
  703. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  704. .icache_bsize = 32,
  705. .dcache_bsize = 32,
  706. .num_pmcs = 4,
  707. .cpu_setup = __setup_cpu_7400,
  708. .machine_check = machine_check_generic,
  709. .platform = "ppc7400",
  710. },
  711. { /* 7410 */
  712. .pvr_mask = 0xffff0000,
  713. .pvr_value = 0x800c0000,
  714. .cpu_name = "7410",
  715. .cpu_features = CPU_FTRS_7400,
  716. .cpu_user_features = COMMON_USER |
  717. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  718. .icache_bsize = 32,
  719. .dcache_bsize = 32,
  720. .num_pmcs = 4,
  721. .cpu_setup = __setup_cpu_7410,
  722. .machine_check = machine_check_generic,
  723. .platform = "ppc7400",
  724. },
  725. { /* 7450 2.0 - no doze/nap */
  726. .pvr_mask = 0xffffffff,
  727. .pvr_value = 0x80000200,
  728. .cpu_name = "7450",
  729. .cpu_features = CPU_FTRS_7450_20,
  730. .cpu_user_features = COMMON_USER |
  731. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  732. .icache_bsize = 32,
  733. .dcache_bsize = 32,
  734. .num_pmcs = 6,
  735. .cpu_setup = __setup_cpu_745x,
  736. .oprofile_cpu_type = "ppc/7450",
  737. .oprofile_type = PPC_OPROFILE_G4,
  738. .machine_check = machine_check_generic,
  739. .platform = "ppc7450",
  740. },
  741. { /* 7450 2.1 */
  742. .pvr_mask = 0xffffffff,
  743. .pvr_value = 0x80000201,
  744. .cpu_name = "7450",
  745. .cpu_features = CPU_FTRS_7450_21,
  746. .cpu_user_features = COMMON_USER |
  747. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  748. .icache_bsize = 32,
  749. .dcache_bsize = 32,
  750. .num_pmcs = 6,
  751. .cpu_setup = __setup_cpu_745x,
  752. .oprofile_cpu_type = "ppc/7450",
  753. .oprofile_type = PPC_OPROFILE_G4,
  754. .machine_check = machine_check_generic,
  755. .platform = "ppc7450",
  756. },
  757. { /* 7450 2.3 and newer */
  758. .pvr_mask = 0xffff0000,
  759. .pvr_value = 0x80000000,
  760. .cpu_name = "7450",
  761. .cpu_features = CPU_FTRS_7450_23,
  762. .cpu_user_features = COMMON_USER |
  763. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  764. .icache_bsize = 32,
  765. .dcache_bsize = 32,
  766. .num_pmcs = 6,
  767. .cpu_setup = __setup_cpu_745x,
  768. .oprofile_cpu_type = "ppc/7450",
  769. .oprofile_type = PPC_OPROFILE_G4,
  770. .machine_check = machine_check_generic,
  771. .platform = "ppc7450",
  772. },
  773. { /* 7455 rev 1.x */
  774. .pvr_mask = 0xffffff00,
  775. .pvr_value = 0x80010100,
  776. .cpu_name = "7455",
  777. .cpu_features = CPU_FTRS_7455_1,
  778. .cpu_user_features = COMMON_USER |
  779. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  780. .icache_bsize = 32,
  781. .dcache_bsize = 32,
  782. .num_pmcs = 6,
  783. .cpu_setup = __setup_cpu_745x,
  784. .oprofile_cpu_type = "ppc/7450",
  785. .oprofile_type = PPC_OPROFILE_G4,
  786. .machine_check = machine_check_generic,
  787. .platform = "ppc7450",
  788. },
  789. { /* 7455 rev 2.0 */
  790. .pvr_mask = 0xffffffff,
  791. .pvr_value = 0x80010200,
  792. .cpu_name = "7455",
  793. .cpu_features = CPU_FTRS_7455_20,
  794. .cpu_user_features = COMMON_USER |
  795. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  796. .icache_bsize = 32,
  797. .dcache_bsize = 32,
  798. .num_pmcs = 6,
  799. .cpu_setup = __setup_cpu_745x,
  800. .oprofile_cpu_type = "ppc/7450",
  801. .oprofile_type = PPC_OPROFILE_G4,
  802. .machine_check = machine_check_generic,
  803. .platform = "ppc7450",
  804. },
  805. { /* 7455 others */
  806. .pvr_mask = 0xffff0000,
  807. .pvr_value = 0x80010000,
  808. .cpu_name = "7455",
  809. .cpu_features = CPU_FTRS_7455,
  810. .cpu_user_features = COMMON_USER |
  811. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  812. .icache_bsize = 32,
  813. .dcache_bsize = 32,
  814. .num_pmcs = 6,
  815. .cpu_setup = __setup_cpu_745x,
  816. .oprofile_cpu_type = "ppc/7450",
  817. .oprofile_type = PPC_OPROFILE_G4,
  818. .machine_check = machine_check_generic,
  819. .platform = "ppc7450",
  820. },
  821. { /* 7447/7457 Rev 1.0 */
  822. .pvr_mask = 0xffffffff,
  823. .pvr_value = 0x80020100,
  824. .cpu_name = "7447/7457",
  825. .cpu_features = CPU_FTRS_7447_10,
  826. .cpu_user_features = COMMON_USER |
  827. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  828. .icache_bsize = 32,
  829. .dcache_bsize = 32,
  830. .num_pmcs = 6,
  831. .cpu_setup = __setup_cpu_745x,
  832. .oprofile_cpu_type = "ppc/7450",
  833. .oprofile_type = PPC_OPROFILE_G4,
  834. .machine_check = machine_check_generic,
  835. .platform = "ppc7450",
  836. },
  837. { /* 7447/7457 Rev 1.1 */
  838. .pvr_mask = 0xffffffff,
  839. .pvr_value = 0x80020101,
  840. .cpu_name = "7447/7457",
  841. .cpu_features = CPU_FTRS_7447_10,
  842. .cpu_user_features = COMMON_USER |
  843. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  844. .icache_bsize = 32,
  845. .dcache_bsize = 32,
  846. .num_pmcs = 6,
  847. .cpu_setup = __setup_cpu_745x,
  848. .oprofile_cpu_type = "ppc/7450",
  849. .oprofile_type = PPC_OPROFILE_G4,
  850. .machine_check = machine_check_generic,
  851. .platform = "ppc7450",
  852. },
  853. { /* 7447/7457 Rev 1.2 and later */
  854. .pvr_mask = 0xffff0000,
  855. .pvr_value = 0x80020000,
  856. .cpu_name = "7447/7457",
  857. .cpu_features = CPU_FTRS_7447,
  858. .cpu_user_features = COMMON_USER | PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  859. .icache_bsize = 32,
  860. .dcache_bsize = 32,
  861. .num_pmcs = 6,
  862. .cpu_setup = __setup_cpu_745x,
  863. .oprofile_cpu_type = "ppc/7450",
  864. .oprofile_type = PPC_OPROFILE_G4,
  865. .machine_check = machine_check_generic,
  866. .platform = "ppc7450",
  867. },
  868. { /* 7447A */
  869. .pvr_mask = 0xffff0000,
  870. .pvr_value = 0x80030000,
  871. .cpu_name = "7447A",
  872. .cpu_features = CPU_FTRS_7447A,
  873. .cpu_user_features = COMMON_USER |
  874. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  875. .icache_bsize = 32,
  876. .dcache_bsize = 32,
  877. .num_pmcs = 6,
  878. .cpu_setup = __setup_cpu_745x,
  879. .oprofile_cpu_type = "ppc/7450",
  880. .oprofile_type = PPC_OPROFILE_G4,
  881. .machine_check = machine_check_generic,
  882. .platform = "ppc7450",
  883. },
  884. { /* 7448 */
  885. .pvr_mask = 0xffff0000,
  886. .pvr_value = 0x80040000,
  887. .cpu_name = "7448",
  888. .cpu_features = CPU_FTRS_7448,
  889. .cpu_user_features = COMMON_USER |
  890. PPC_FEATURE_HAS_ALTIVEC_COMP | PPC_FEATURE_PPC_LE,
  891. .icache_bsize = 32,
  892. .dcache_bsize = 32,
  893. .num_pmcs = 6,
  894. .cpu_setup = __setup_cpu_745x,
  895. .oprofile_cpu_type = "ppc/7450",
  896. .oprofile_type = PPC_OPROFILE_G4,
  897. .machine_check = machine_check_generic,
  898. .platform = "ppc7450",
  899. },
  900. { /* 82xx (8240, 8245, 8260 are all 603e cores) */
  901. .pvr_mask = 0x7fff0000,
  902. .pvr_value = 0x00810000,
  903. .cpu_name = "82xx",
  904. .cpu_features = CPU_FTRS_82XX,
  905. .cpu_user_features = COMMON_USER,
  906. .icache_bsize = 32,
  907. .dcache_bsize = 32,
  908. .cpu_setup = __setup_cpu_603,
  909. .machine_check = machine_check_generic,
  910. .platform = "ppc603",
  911. },
  912. { /* All G2_LE (603e core, plus some) have the same pvr */
  913. .pvr_mask = 0x7fff0000,
  914. .pvr_value = 0x00820000,
  915. .cpu_name = "G2_LE",
  916. .cpu_features = CPU_FTRS_G2_LE,
  917. .cpu_user_features = COMMON_USER,
  918. .icache_bsize = 32,
  919. .dcache_bsize = 32,
  920. .cpu_setup = __setup_cpu_603,
  921. .machine_check = machine_check_generic,
  922. .platform = "ppc603",
  923. },
  924. { /* e300c1 (a 603e core, plus some) on 83xx */
  925. .pvr_mask = 0x7fff0000,
  926. .pvr_value = 0x00830000,
  927. .cpu_name = "e300c1",
  928. .cpu_features = CPU_FTRS_E300,
  929. .cpu_user_features = COMMON_USER,
  930. .icache_bsize = 32,
  931. .dcache_bsize = 32,
  932. .cpu_setup = __setup_cpu_603,
  933. .machine_check = machine_check_generic,
  934. .platform = "ppc603",
  935. },
  936. { /* e300c2 (an e300c1 core, plus some, minus FPU) on 83xx */
  937. .pvr_mask = 0x7fff0000,
  938. .pvr_value = 0x00840000,
  939. .cpu_name = "e300c2",
  940. .cpu_features = CPU_FTRS_E300C2,
  941. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  942. .icache_bsize = 32,
  943. .dcache_bsize = 32,
  944. .cpu_setup = __setup_cpu_603,
  945. .machine_check = machine_check_generic,
  946. .platform = "ppc603",
  947. },
  948. { /* e300c3 (e300c1, plus one IU, half cache size) on 83xx */
  949. .pvr_mask = 0x7fff0000,
  950. .pvr_value = 0x00850000,
  951. .cpu_name = "e300c3",
  952. .cpu_features = CPU_FTRS_E300,
  953. .cpu_user_features = COMMON_USER,
  954. .icache_bsize = 32,
  955. .dcache_bsize = 32,
  956. .cpu_setup = __setup_cpu_603,
  957. .num_pmcs = 4,
  958. .oprofile_cpu_type = "ppc/e300",
  959. .oprofile_type = PPC_OPROFILE_FSL_EMB,
  960. .platform = "ppc603",
  961. },
  962. { /* e300c4 (e300c1, plus one IU) */
  963. .pvr_mask = 0x7fff0000,
  964. .pvr_value = 0x00860000,
  965. .cpu_name = "e300c4",
  966. .cpu_features = CPU_FTRS_E300,
  967. .cpu_user_features = COMMON_USER,
  968. .icache_bsize = 32,
  969. .dcache_bsize = 32,
  970. .cpu_setup = __setup_cpu_603,
  971. .machine_check = machine_check_generic,
  972. .num_pmcs = 4,
  973. .oprofile_cpu_type = "ppc/e300",
  974. .oprofile_type = PPC_OPROFILE_FSL_EMB,
  975. .platform = "ppc603",
  976. },
  977. { /* default match, we assume split I/D cache & TB (non-601)... */
  978. .pvr_mask = 0x00000000,
  979. .pvr_value = 0x00000000,
  980. .cpu_name = "(generic PPC)",
  981. .cpu_features = CPU_FTRS_CLASSIC32,
  982. .cpu_user_features = COMMON_USER,
  983. .icache_bsize = 32,
  984. .dcache_bsize = 32,
  985. .machine_check = machine_check_generic,
  986. .platform = "ppc603",
  987. },
  988. #endif /* CLASSIC_PPC */
  989. #ifdef CONFIG_8xx
  990. { /* 8xx */
  991. .pvr_mask = 0xffff0000,
  992. .pvr_value = 0x00500000,
  993. .cpu_name = "8xx",
  994. /* CPU_FTR_MAYBE_CAN_DOZE is possible,
  995. * if the 8xx code is there.... */
  996. .cpu_features = CPU_FTRS_8XX,
  997. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  998. .icache_bsize = 16,
  999. .dcache_bsize = 16,
  1000. .platform = "ppc823",
  1001. },
  1002. #endif /* CONFIG_8xx */
  1003. #ifdef CONFIG_40x
  1004. { /* 403GC */
  1005. .pvr_mask = 0xffffff00,
  1006. .pvr_value = 0x00200200,
  1007. .cpu_name = "403GC",
  1008. .cpu_features = CPU_FTRS_40X,
  1009. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  1010. .icache_bsize = 16,
  1011. .dcache_bsize = 16,
  1012. .machine_check = machine_check_4xx,
  1013. .platform = "ppc403",
  1014. },
  1015. { /* 403GCX */
  1016. .pvr_mask = 0xffffff00,
  1017. .pvr_value = 0x00201400,
  1018. .cpu_name = "403GCX",
  1019. .cpu_features = CPU_FTRS_40X,
  1020. .cpu_user_features = PPC_FEATURE_32 |
  1021. PPC_FEATURE_HAS_MMU | PPC_FEATURE_NO_TB,
  1022. .icache_bsize = 16,
  1023. .dcache_bsize = 16,
  1024. .machine_check = machine_check_4xx,
  1025. .platform = "ppc403",
  1026. },
  1027. { /* 403G ?? */
  1028. .pvr_mask = 0xffff0000,
  1029. .pvr_value = 0x00200000,
  1030. .cpu_name = "403G ??",
  1031. .cpu_features = CPU_FTRS_40X,
  1032. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  1033. .icache_bsize = 16,
  1034. .dcache_bsize = 16,
  1035. .machine_check = machine_check_4xx,
  1036. .platform = "ppc403",
  1037. },
  1038. { /* 405GP */
  1039. .pvr_mask = 0xffff0000,
  1040. .pvr_value = 0x40110000,
  1041. .cpu_name = "405GP",
  1042. .cpu_features = CPU_FTRS_40X,
  1043. .cpu_user_features = PPC_FEATURE_32 |
  1044. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1045. .icache_bsize = 32,
  1046. .dcache_bsize = 32,
  1047. .machine_check = machine_check_4xx,
  1048. .platform = "ppc405",
  1049. },
  1050. { /* STB 03xxx */
  1051. .pvr_mask = 0xffff0000,
  1052. .pvr_value = 0x40130000,
  1053. .cpu_name = "STB03xxx",
  1054. .cpu_features = CPU_FTRS_40X,
  1055. .cpu_user_features = PPC_FEATURE_32 |
  1056. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1057. .icache_bsize = 32,
  1058. .dcache_bsize = 32,
  1059. .machine_check = machine_check_4xx,
  1060. .platform = "ppc405",
  1061. },
  1062. { /* STB 04xxx */
  1063. .pvr_mask = 0xffff0000,
  1064. .pvr_value = 0x41810000,
  1065. .cpu_name = "STB04xxx",
  1066. .cpu_features = CPU_FTRS_40X,
  1067. .cpu_user_features = PPC_FEATURE_32 |
  1068. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1069. .icache_bsize = 32,
  1070. .dcache_bsize = 32,
  1071. .machine_check = machine_check_4xx,
  1072. .platform = "ppc405",
  1073. },
  1074. { /* NP405L */
  1075. .pvr_mask = 0xffff0000,
  1076. .pvr_value = 0x41610000,
  1077. .cpu_name = "NP405L",
  1078. .cpu_features = CPU_FTRS_40X,
  1079. .cpu_user_features = PPC_FEATURE_32 |
  1080. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1081. .icache_bsize = 32,
  1082. .dcache_bsize = 32,
  1083. .machine_check = machine_check_4xx,
  1084. .platform = "ppc405",
  1085. },
  1086. { /* NP4GS3 */
  1087. .pvr_mask = 0xffff0000,
  1088. .pvr_value = 0x40B10000,
  1089. .cpu_name = "NP4GS3",
  1090. .cpu_features = CPU_FTRS_40X,
  1091. .cpu_user_features = PPC_FEATURE_32 |
  1092. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1093. .icache_bsize = 32,
  1094. .dcache_bsize = 32,
  1095. .machine_check = machine_check_4xx,
  1096. .platform = "ppc405",
  1097. },
  1098. { /* NP405H */
  1099. .pvr_mask = 0xffff0000,
  1100. .pvr_value = 0x41410000,
  1101. .cpu_name = "NP405H",
  1102. .cpu_features = CPU_FTRS_40X,
  1103. .cpu_user_features = PPC_FEATURE_32 |
  1104. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1105. .icache_bsize = 32,
  1106. .dcache_bsize = 32,
  1107. .machine_check = machine_check_4xx,
  1108. .platform = "ppc405",
  1109. },
  1110. { /* 405GPr */
  1111. .pvr_mask = 0xffff0000,
  1112. .pvr_value = 0x50910000,
  1113. .cpu_name = "405GPr",
  1114. .cpu_features = CPU_FTRS_40X,
  1115. .cpu_user_features = PPC_FEATURE_32 |
  1116. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1117. .icache_bsize = 32,
  1118. .dcache_bsize = 32,
  1119. .machine_check = machine_check_4xx,
  1120. .platform = "ppc405",
  1121. },
  1122. { /* STBx25xx */
  1123. .pvr_mask = 0xffff0000,
  1124. .pvr_value = 0x51510000,
  1125. .cpu_name = "STBx25xx",
  1126. .cpu_features = CPU_FTRS_40X,
  1127. .cpu_user_features = PPC_FEATURE_32 |
  1128. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1129. .icache_bsize = 32,
  1130. .dcache_bsize = 32,
  1131. .machine_check = machine_check_4xx,
  1132. .platform = "ppc405",
  1133. },
  1134. { /* 405LP */
  1135. .pvr_mask = 0xffff0000,
  1136. .pvr_value = 0x41F10000,
  1137. .cpu_name = "405LP",
  1138. .cpu_features = CPU_FTRS_40X,
  1139. .cpu_user_features = PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
  1140. .icache_bsize = 32,
  1141. .dcache_bsize = 32,
  1142. .machine_check = machine_check_4xx,
  1143. .platform = "ppc405",
  1144. },
  1145. { /* Xilinx Virtex-II Pro */
  1146. .pvr_mask = 0xfffff000,
  1147. .pvr_value = 0x20010000,
  1148. .cpu_name = "Virtex-II Pro",
  1149. .cpu_features = CPU_FTRS_40X,
  1150. .cpu_user_features = PPC_FEATURE_32 |
  1151. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1152. .icache_bsize = 32,
  1153. .dcache_bsize = 32,
  1154. .machine_check = machine_check_4xx,
  1155. .platform = "ppc405",
  1156. },
  1157. { /* Xilinx Virtex-4 FX */
  1158. .pvr_mask = 0xfffff000,
  1159. .pvr_value = 0x20011000,
  1160. .cpu_name = "Virtex-4 FX",
  1161. .cpu_features = CPU_FTRS_40X,
  1162. .cpu_user_features = PPC_FEATURE_32 |
  1163. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1164. .icache_bsize = 32,
  1165. .dcache_bsize = 32,
  1166. .machine_check = machine_check_4xx,
  1167. .platform = "ppc405",
  1168. },
  1169. { /* 405EP */
  1170. .pvr_mask = 0xffff0000,
  1171. .pvr_value = 0x51210000,
  1172. .cpu_name = "405EP",
  1173. .cpu_features = CPU_FTRS_40X,
  1174. .cpu_user_features = PPC_FEATURE_32 |
  1175. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1176. .icache_bsize = 32,
  1177. .dcache_bsize = 32,
  1178. .machine_check = machine_check_4xx,
  1179. .platform = "ppc405",
  1180. },
  1181. { /* 405EX */
  1182. .pvr_mask = 0xffff0004,
  1183. .pvr_value = 0x12910004,
  1184. .cpu_name = "405EX",
  1185. .cpu_features = CPU_FTRS_40X,
  1186. .cpu_user_features = PPC_FEATURE_32 |
  1187. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1188. .icache_bsize = 32,
  1189. .dcache_bsize = 32,
  1190. .machine_check = machine_check_4xx,
  1191. .platform = "ppc405",
  1192. },
  1193. { /* 405EXr */
  1194. .pvr_mask = 0xffff0004,
  1195. .pvr_value = 0x12910000,
  1196. .cpu_name = "405EXr",
  1197. .cpu_features = CPU_FTRS_40X,
  1198. .cpu_user_features = PPC_FEATURE_32 |
  1199. PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
  1200. .icache_bsize = 32,
  1201. .dcache_bsize = 32,
  1202. .machine_check = machine_check_4xx,
  1203. .platform = "ppc405",
  1204. },
  1205. #endif /* CONFIG_40x */
  1206. #ifdef CONFIG_44x
  1207. {
  1208. .pvr_mask = 0xf0000fff,
  1209. .pvr_value = 0x40000850,
  1210. .cpu_name = "440GR Rev. A",
  1211. .cpu_features = CPU_FTRS_44X,
  1212. .cpu_user_features = COMMON_USER_BOOKE,
  1213. .icache_bsize = 32,
  1214. .dcache_bsize = 32,
  1215. .machine_check = machine_check_4xx,
  1216. .platform = "ppc440",
  1217. },
  1218. { /* Use logical PVR for 440EP (logical pvr = pvr | 0x8) */
  1219. .pvr_mask = 0xf0000fff,
  1220. .pvr_value = 0x40000858,
  1221. .cpu_name = "440EP Rev. A",
  1222. .cpu_features = CPU_FTRS_44X,
  1223. .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
  1224. .icache_bsize = 32,
  1225. .dcache_bsize = 32,
  1226. .cpu_setup = __setup_cpu_440ep,
  1227. .machine_check = machine_check_4xx,
  1228. .platform = "ppc440",
  1229. },
  1230. {
  1231. .pvr_mask = 0xf0000fff,
  1232. .pvr_value = 0x400008d3,
  1233. .cpu_name = "440GR Rev. B",
  1234. .cpu_features = CPU_FTRS_44X,
  1235. .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
  1236. .icache_bsize = 32,
  1237. .dcache_bsize = 32,
  1238. .machine_check = machine_check_4xx,
  1239. .platform = "ppc440",
  1240. },
  1241. { /* Matches both physical and logical PVR for 440EP (logical pvr = pvr | 0x8) */
  1242. .pvr_mask = 0xf0000ff7,
  1243. .pvr_value = 0x400008d4,
  1244. .cpu_name = "440EP Rev. C",
  1245. .cpu_features = CPU_FTRS_44X,
  1246. .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
  1247. .icache_bsize = 32,
  1248. .dcache_bsize = 32,
  1249. .cpu_setup = __setup_cpu_440ep,
  1250. .machine_check = machine_check_4xx,
  1251. .platform = "ppc440",
  1252. },
  1253. { /* Use logical PVR for 440EP (logical pvr = pvr | 0x8) */
  1254. .pvr_mask = 0xf0000fff,
  1255. .pvr_value = 0x400008db,
  1256. .cpu_name = "440EP Rev. B",
  1257. .cpu_features = CPU_FTRS_44X,
  1258. .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
  1259. .icache_bsize = 32,
  1260. .dcache_bsize = 32,
  1261. .cpu_setup = __setup_cpu_440ep,
  1262. .machine_check = machine_check_4xx,
  1263. .platform = "ppc440",
  1264. },
  1265. { /* 440GRX */
  1266. .pvr_mask = 0xf0000ffb,
  1267. .pvr_value = 0x200008D0,
  1268. .cpu_name = "440GRX",
  1269. .cpu_features = CPU_FTRS_44X,
  1270. .cpu_user_features = COMMON_USER_BOOKE,
  1271. .icache_bsize = 32,
  1272. .dcache_bsize = 32,
  1273. .cpu_setup = __setup_cpu_440grx,
  1274. .machine_check = machine_check_440A,
  1275. .platform = "ppc440",
  1276. },
  1277. { /* Use logical PVR for 440EPx (logical pvr = pvr | 0x8) */
  1278. .pvr_mask = 0xf0000ffb,
  1279. .pvr_value = 0x200008D8,
  1280. .cpu_name = "440EPX",
  1281. .cpu_features = CPU_FTRS_44X,
  1282. .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
  1283. .icache_bsize = 32,
  1284. .dcache_bsize = 32,
  1285. .cpu_setup = __setup_cpu_440epx,
  1286. .machine_check = machine_check_440A,
  1287. .platform = "ppc440",
  1288. },
  1289. { /* 440GP Rev. B */
  1290. .pvr_mask = 0xf0000fff,
  1291. .pvr_value = 0x40000440,
  1292. .cpu_name = "440GP Rev. B",
  1293. .cpu_features = CPU_FTRS_44X,
  1294. .cpu_user_features = COMMON_USER_BOOKE,
  1295. .icache_bsize = 32,
  1296. .dcache_bsize = 32,
  1297. .machine_check = machine_check_4xx,
  1298. .platform = "ppc440gp",
  1299. },
  1300. { /* 440GP Rev. C */
  1301. .pvr_mask = 0xf0000fff,
  1302. .pvr_value = 0x40000481,
  1303. .cpu_name = "440GP Rev. C",
  1304. .cpu_features = CPU_FTRS_44X,
  1305. .cpu_user_features = COMMON_USER_BOOKE,
  1306. .icache_bsize = 32,
  1307. .dcache_bsize = 32,
  1308. .machine_check = machine_check_4xx,
  1309. .platform = "ppc440gp",
  1310. },
  1311. { /* 440GX Rev. A */
  1312. .pvr_mask = 0xf0000fff,
  1313. .pvr_value = 0x50000850,
  1314. .cpu_name = "440GX Rev. A",
  1315. .cpu_features = CPU_FTRS_44X,
  1316. .cpu_user_features = COMMON_USER_BOOKE,
  1317. .icache_bsize = 32,
  1318. .dcache_bsize = 32,
  1319. .cpu_setup = __setup_cpu_440gx,
  1320. .machine_check = machine_check_440A,
  1321. .platform = "ppc440",
  1322. },
  1323. { /* 440GX Rev. B */
  1324. .pvr_mask = 0xf0000fff,
  1325. .pvr_value = 0x50000851,
  1326. .cpu_name = "440GX Rev. B",
  1327. .cpu_features = CPU_FTRS_44X,
  1328. .cpu_user_features = COMMON_USER_BOOKE,
  1329. .icache_bsize = 32,
  1330. .dcache_bsize = 32,
  1331. .cpu_setup = __setup_cpu_440gx,
  1332. .machine_check = machine_check_440A,
  1333. .platform = "ppc440",
  1334. },
  1335. { /* 440GX Rev. C */
  1336. .pvr_mask = 0xf0000fff,
  1337. .pvr_value = 0x50000892,
  1338. .cpu_name = "440GX Rev. C",
  1339. .cpu_features = CPU_FTRS_44X,
  1340. .cpu_user_features = COMMON_USER_BOOKE,
  1341. .icache_bsize = 32,
  1342. .dcache_bsize = 32,
  1343. .cpu_setup = __setup_cpu_440gx,
  1344. .machine_check = machine_check_440A,
  1345. .platform = "ppc440",
  1346. },
  1347. { /* 440GX Rev. F */
  1348. .pvr_mask = 0xf0000fff,
  1349. .pvr_value = 0x50000894,
  1350. .cpu_name = "440GX Rev. F",
  1351. .cpu_features = CPU_FTRS_44X,
  1352. .cpu_user_features = COMMON_USER_BOOKE,
  1353. .icache_bsize = 32,
  1354. .dcache_bsize = 32,
  1355. .cpu_setup = __setup_cpu_440gx,
  1356. .machine_check = machine_check_440A,
  1357. .platform = "ppc440",
  1358. },
  1359. { /* 440SP Rev. A */
  1360. .pvr_mask = 0xfff00fff,
  1361. .pvr_value = 0x53200891,
  1362. .cpu_name = "440SP Rev. A",
  1363. .cpu_features = CPU_FTRS_44X,
  1364. .cpu_user_features = COMMON_USER_BOOKE,
  1365. .icache_bsize = 32,
  1366. .dcache_bsize = 32,
  1367. .machine_check = machine_check_4xx,
  1368. .platform = "ppc440",
  1369. },
  1370. { /* 440SPe Rev. A */
  1371. .pvr_mask = 0xfff00fff,
  1372. .pvr_value = 0x53400890,
  1373. .cpu_name = "440SPe Rev. A",
  1374. .cpu_features = CPU_FTRS_44X,
  1375. .cpu_user_features = COMMON_USER_BOOKE,
  1376. .icache_bsize = 32,
  1377. .dcache_bsize = 32,
  1378. .cpu_setup = __setup_cpu_440spe,
  1379. .machine_check = machine_check_440A,
  1380. .platform = "ppc440",
  1381. },
  1382. { /* 440SPe Rev. B */
  1383. .pvr_mask = 0xfff00fff,
  1384. .pvr_value = 0x53400891,
  1385. .cpu_name = "440SPe Rev. B",
  1386. .cpu_features = CPU_FTRS_44X,
  1387. .cpu_user_features = COMMON_USER_BOOKE,
  1388. .icache_bsize = 32,
  1389. .dcache_bsize = 32,
  1390. .cpu_setup = __setup_cpu_440spe,
  1391. .machine_check = machine_check_440A,
  1392. .platform = "ppc440",
  1393. },
  1394. { /* 460EX */
  1395. .pvr_mask = 0xffff0002,
  1396. .pvr_value = 0x13020002,
  1397. .cpu_name = "460EX",
  1398. .cpu_features = CPU_FTRS_44X,
  1399. .cpu_user_features = COMMON_USER_BOOKE | PPC_FEATURE_HAS_FPU,
  1400. .icache_bsize = 32,
  1401. .dcache_bsize = 32,
  1402. .cpu_setup = __setup_cpu_460ex,
  1403. .machine_check = machine_check_440A,
  1404. .platform = "ppc440",
  1405. },
  1406. { /* 460GT */
  1407. .pvr_mask = 0xffff0002,
  1408. .pvr_value = 0x13020000,
  1409. .cpu_name = "460GT",
  1410. .cpu_features = CPU_FTRS_44X,
  1411. .cpu_user_features = COMMON_USER_BOOKE,
  1412. .icache_bsize = 32,
  1413. .dcache_bsize = 32,
  1414. .machine_check = machine_check_440A,
  1415. .platform = "ppc440",
  1416. },
  1417. #endif /* CONFIG_44x */
  1418. #ifdef CONFIG_FSL_BOOKE
  1419. #ifdef CONFIG_E200
  1420. { /* e200z5 */
  1421. .pvr_mask = 0xfff00000,
  1422. .pvr_value = 0x81000000,
  1423. .cpu_name = "e200z5",
  1424. /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
  1425. .cpu_features = CPU_FTRS_E200,
  1426. .cpu_user_features = COMMON_USER_BOOKE |
  1427. PPC_FEATURE_HAS_EFP_SINGLE |
  1428. PPC_FEATURE_UNIFIED_CACHE,
  1429. .dcache_bsize = 32,
  1430. .machine_check = machine_check_e200,
  1431. .platform = "ppc5554",
  1432. },
  1433. { /* e200z6 */
  1434. .pvr_mask = 0xfff00000,
  1435. .pvr_value = 0x81100000,
  1436. .cpu_name = "e200z6",
  1437. /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
  1438. .cpu_features = CPU_FTRS_E200,
  1439. .cpu_user_features = COMMON_USER_BOOKE |
  1440. PPC_FEATURE_HAS_SPE_COMP |
  1441. PPC_FEATURE_HAS_EFP_SINGLE_COMP |
  1442. PPC_FEATURE_UNIFIED_CACHE,
  1443. .dcache_bsize = 32,
  1444. .machine_check = machine_check_e200,
  1445. .platform = "ppc5554",
  1446. },
  1447. #elif defined(CONFIG_E500)
  1448. { /* e500 */
  1449. .pvr_mask = 0xffff0000,
  1450. .pvr_value = 0x80200000,
  1451. .cpu_name = "e500",
  1452. /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
  1453. .cpu_features = CPU_FTRS_E500,
  1454. .cpu_user_features = COMMON_USER_BOOKE |
  1455. PPC_FEATURE_HAS_SPE_COMP |
  1456. PPC_FEATURE_HAS_EFP_SINGLE_COMP,
  1457. .icache_bsize = 32,
  1458. .dcache_bsize = 32,
  1459. .num_pmcs = 4,
  1460. .oprofile_cpu_type = "ppc/e500",
  1461. .oprofile_type = PPC_OPROFILE_FSL_EMB,
  1462. .machine_check = machine_check_e500,
  1463. .platform = "ppc8540",
  1464. },
  1465. { /* e500v2 */
  1466. .pvr_mask = 0xffff0000,
  1467. .pvr_value = 0x80210000,
  1468. .cpu_name = "e500v2",
  1469. /* xxx - galak: add CPU_FTR_MAYBE_CAN_DOZE */
  1470. .cpu_features = CPU_FTRS_E500_2,
  1471. .cpu_user_features = COMMON_USER_BOOKE |
  1472. PPC_FEATURE_HAS_SPE_COMP |
  1473. PPC_FEATURE_HAS_EFP_SINGLE_COMP |
  1474. PPC_FEATURE_HAS_EFP_DOUBLE_COMP,
  1475. .icache_bsize = 32,
  1476. .dcache_bsize = 32,
  1477. .num_pmcs = 4,
  1478. .oprofile_cpu_type = "ppc/e500",
  1479. .oprofile_type = PPC_OPROFILE_FSL_EMB,
  1480. .machine_check = machine_check_e500,
  1481. .platform = "ppc8548",
  1482. },
  1483. #endif
  1484. #endif
  1485. #if !CLASSIC_PPC
  1486. { /* default match */
  1487. .pvr_mask = 0x00000000,
  1488. .pvr_value = 0x00000000,
  1489. .cpu_name = "(generic PPC)",
  1490. .cpu_features = CPU_FTRS_GENERIC_32,
  1491. .cpu_user_features = PPC_FEATURE_32,
  1492. .icache_bsize = 32,
  1493. .dcache_bsize = 32,
  1494. .platform = "powerpc",
  1495. }
  1496. #endif /* !CLASSIC_PPC */
  1497. #endif /* CONFIG_PPC32 */
  1498. };
  1499. static struct cpu_spec the_cpu_spec;
  1500. struct cpu_spec * __init identify_cpu(unsigned long offset, unsigned int pvr)
  1501. {
  1502. struct cpu_spec *s = cpu_specs;
  1503. struct cpu_spec *t = &the_cpu_spec;
  1504. int i;
  1505. s = PTRRELOC(s);
  1506. t = PTRRELOC(t);
  1507. for (i = 0; i < ARRAY_SIZE(cpu_specs); i++,s++)
  1508. if ((pvr & s->pvr_mask) == s->pvr_value) {
  1509. /*
  1510. * If we are overriding a previous value derived
  1511. * from the real PVR with a new value obtained
  1512. * using a logical PVR value, don't modify the
  1513. * performance monitor fields.
  1514. */
  1515. if (t->num_pmcs && !s->num_pmcs) {
  1516. t->cpu_name = s->cpu_name;
  1517. t->cpu_features = s->cpu_features;
  1518. t->cpu_user_features = s->cpu_user_features;
  1519. t->icache_bsize = s->icache_bsize;
  1520. t->dcache_bsize = s->dcache_bsize;
  1521. t->cpu_setup = s->cpu_setup;
  1522. t->cpu_restore = s->cpu_restore;
  1523. t->platform = s->platform;
  1524. } else
  1525. *t = *s;
  1526. *PTRRELOC(&cur_cpu_spec) = &the_cpu_spec;
  1527. #if defined(CONFIG_PPC64) || defined(CONFIG_BOOKE)
  1528. /* ppc64 and booke expect identify_cpu to also call
  1529. * setup_cpu for that processor. I will consolidate
  1530. * that at a later time, for now, just use #ifdef.
  1531. * we also don't need to PTRRELOC the function pointer
  1532. * on ppc64 and booke as we are running at 0 in real
  1533. * mode on ppc64 and reloc_offset is always 0 on booke.
  1534. */
  1535. if (s->cpu_setup) {
  1536. s->cpu_setup(offset, s);
  1537. }
  1538. #endif /* CONFIG_PPC64 || CONFIG_BOOKE */
  1539. return s;
  1540. }
  1541. BUG();
  1542. return NULL;
  1543. }
  1544. void do_feature_fixups(unsigned long value, void *fixup_start, void *fixup_end)
  1545. {
  1546. struct fixup_entry {
  1547. unsigned long mask;
  1548. unsigned long value;
  1549. long start_off;
  1550. long end_off;
  1551. } *fcur, *fend;
  1552. fcur = fixup_start;
  1553. fend = fixup_end;
  1554. for (; fcur < fend; fcur++) {
  1555. unsigned int *pstart, *pend, *p;
  1556. if ((value & fcur->mask) == fcur->value)
  1557. continue;
  1558. /* These PTRRELOCs will disappear once the new scheme for
  1559. * modules and vdso is implemented
  1560. */
  1561. pstart = ((unsigned int *)fcur) + (fcur->start_off / 4);
  1562. pend = ((unsigned int *)fcur) + (fcur->end_off / 4);
  1563. for (p = pstart; p < pend; p++) {
  1564. *p = 0x60000000u;
  1565. asm volatile ("dcbst 0, %0" : : "r" (p));
  1566. }
  1567. asm volatile ("sync" : : : "memory");
  1568. for (p = pstart; p < pend; p++)
  1569. asm volatile ("icbi 0,%0" : : "r" (p));
  1570. asm volatile ("sync; isync" : : : "memory");
  1571. }
  1572. }