2 * arch/ppc/kernel/cputable.c
4 * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
12 #include <linux/config.h>
13 #include <linux/string.h>
14 #include <linux/sched.h>
15 #include <linux/threads.h>
16 #include <linux/init.h>
17 #include <asm/cputable.h>
19 struct cpu_spec* cur_cpu_spec[NR_CPUS];
21 extern void __setup_cpu_601(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
22 extern void __setup_cpu_603(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
23 extern void __setup_cpu_604(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
24 extern void __setup_cpu_750(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
25 extern void __setup_cpu_750cx(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
26 extern void __setup_cpu_750fx(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
27 extern void __setup_cpu_7400(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
28 extern void __setup_cpu_7410(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
29 extern void __setup_cpu_745x(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
30 extern void __setup_cpu_power3(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
31 extern void __setup_cpu_power4(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
32 extern void __setup_cpu_ppc970(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
33 extern void __setup_cpu_8xx(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
34 extern void __setup_cpu_generic(unsigned long offset, int cpu_nr, struct cpu_spec* spec);
36 #define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
37 !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4))
39 /* This table only contains "desktop" CPUs, it need to be filled with embedded
42 #define COMMON_PPC (PPC_FEATURE_32 | PPC_FEATURE_HAS_FPU | \
45 /* We only set the altivec features if the kernel was compiled with altivec
49 #define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
50 #define PPC_FEATURE_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
52 #define CPU_FTR_ALTIVEC_COMP 0
53 #define PPC_FEATURE_ALTIVEC_COMP 0
56 /* We need to mark all pages as being coherent if we're SMP or we
57 * have a 754x and an MPC107 host bridge. */
58 #if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE)
59 #define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
61 #define CPU_FTR_COMMON 0
64 struct cpu_spec cpu_specs[] = {
67 0xffff0000, 0x00010000, "601",
69 CPU_FTR_601 | CPU_FTR_HPTE_TABLE,
70 COMMON_PPC | PPC_FEATURE_601_INSTR | PPC_FEATURE_UNIFIED_CACHE,
75 0xffff0000, 0x00030000, "603",
77 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
84 0xffff0000, 0x00060000, "603e",
86 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
93 0xffff0000, 0x00070000, "603ev",
95 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
102 0xffff0000, 0x00040000, "604",
104 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON |
111 0xfffff000, 0x00090000, "604e",
113 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON |
120 0xffff0000, 0x00090000, "604r",
122 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON |
129 0xffff0000, 0x000a0000, "604ev",
131 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON |
137 { /* 740/750 (0x4202, don't support TAU ?) */
138 0xffffffff, 0x00084202, "740/750",
140 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
141 CPU_FTR_L2CR | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP,
147 0xfffff000, 0x00083000, "745/755",
149 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
150 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP,
155 { /* 750CX (80100 and 8010x?) */
156 0xfffffff0, 0x00080100, "750CX",
158 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
159 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP,
164 { /* 750CX (82201 and 82202) */
165 0xfffffff0, 0x00082200, "750CX",
167 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
168 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP,
173 { /* 750CXe (82214) */
174 0xfffffff0, 0x00082210, "750CXe",
176 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
177 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP,
182 { /* 750FX rev 1.x */
183 0xffffff00, 0x70000100, "750FX",
185 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
186 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP |
187 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM,
192 { /* 750FX rev 2.0 must disable HID0[DPM] */
193 0xffffffff, 0x70000200, "750FX",
195 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
196 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP |
202 { /* 750FX (All revs except 2.0) */
203 0xffff0000, 0x70000000, "750FX",
205 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
206 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP |
207 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS,
213 { /* 740/750 (L2CR bit need fixup for 740) */
214 0xffff0000, 0x00080000, "740/750",
216 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
217 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP,
222 { /* 7400 rev 1.1 ? (no TAU) */
223 0xffffffff, 0x000c1101, "7400 (1.1)",
225 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
226 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE |
228 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
233 0xffff0000, 0x000c0000, "7400",
235 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
236 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE |
238 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
243 0xffff0000, 0x800c0000, "7410",
245 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
246 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE |
248 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
252 { /* 7450 2.0 - no doze/nap */
253 0xffffffff, 0x80000200, "7450",
255 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
256 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
257 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450,
258 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
263 0xffffffff, 0x80000201, "7450",
265 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
266 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
267 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
268 CPU_FTR_L3_DISABLE_NAP,
269 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
273 { /* 7450 2.3 and newer */
274 0xffff0000, 0x80000000, "7450",
276 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
277 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
278 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR,
279 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
284 0xffffff00, 0x80010100, "7455",
286 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
287 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
288 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS,
289 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
294 0xffffffff, 0x80010200, "7455",
296 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
297 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
298 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
299 CPU_FTR_L3_DISABLE_NAP | CPU_FTR_HAS_HIGH_BATS,
300 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
305 0xffff0000, 0x80010000, "7455",
307 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
308 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
309 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
310 CPU_FTR_HAS_HIGH_BATS,
311 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
316 0xffff0000, 0x80020000, "7457",
318 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
319 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
320 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
321 CPU_FTR_HAS_HIGH_BATS,
322 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
327 0xffff0000, 0x80030000, "7447A",
329 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
330 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
331 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
332 CPU_FTR_HAS_HIGH_BATS,
333 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
337 { /* 82xx (8240, 8245, 8260 are all 603e cores) */
338 0x7fff0000, 0x00810000, "82xx",
340 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB,
345 { /* default match, we assume split I/D cache & TB (non-601)... */
346 0x00000000, 0x00000000, "(generic PPC)",
348 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
353 #endif /* CLASSIC_PPC */
354 #ifdef CONFIG_PPC64BRIDGE
356 0xffff0000, 0x00400000, "Power3 (630)",
358 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
359 COMMON_PPC | PPC_FEATURE_64,
364 0xffff0000, 0x00410000, "Power3 (630+)",
366 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
367 COMMON_PPC | PPC_FEATURE_64,
372 0xffff0000, 0x00360000, "I-star",
374 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
375 COMMON_PPC | PPC_FEATURE_64,
380 0xffff0000, 0x00370000, "S-star",
382 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
383 COMMON_PPC | PPC_FEATURE_64,
387 #endif /* CONFIG_PPC64BRIDGE */
390 0xffff0000, 0x00350000, "Power4",
392 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
393 COMMON_PPC | PPC_FEATURE_64,
398 0xffff0000, 0x00390000, "PPC970",
400 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE |
401 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP,
402 COMMON_PPC | PPC_FEATURE_64 | PPC_FEATURE_ALTIVEC_COMP,
406 #endif /* CONFIG_POWER4 */
409 0xffff0000, 0x00500000, "8xx",
410 /* CPU_FTR_CAN_DOZE is possible, if the 8xx code is there.... */
411 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
412 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
414 __setup_cpu_8xx /* Empty */
416 #endif /* CONFIG_8xx */
419 0xffffff00, 0x00200200, "403GC",
420 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
421 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
423 0, /*__setup_cpu_403 */
426 0xffffff00, 0x00201400, "403GCX",
427 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
428 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
430 0, /*__setup_cpu_403 */
433 0xffff0000, 0x00200000, "403G ??",
434 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
435 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
437 0, /*__setup_cpu_403 */
440 0xffff0000, 0x40110000, "405GP",
441 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
442 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
444 0, /*__setup_cpu_405 */
447 0xffff0000, 0x40130000, "STB03xxx",
448 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
449 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
451 0, /*__setup_cpu_405 */
454 0xffff0000, 0x41810000, "STB04xxx",
455 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
456 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
458 0, /*__setup_cpu_405 */
461 0xffff0000, 0x41610000, "NP405L",
462 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
463 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
465 0, /*__setup_cpu_405 */
468 0xffff0000, 0x40B10000, "NP4GS3",
469 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
470 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
472 0, /*__setup_cpu_405 */
475 0xffff0000, 0x41410000, "NP405H",
476 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
477 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
479 0, /*__setup_cpu_405 */
482 0xffff0000, 0x50910000, "405GPr",
483 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
484 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
486 0, /*__setup_cpu_405 */
489 0xffff0000, 0x51510000, "STBx25xx",
490 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
491 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
493 0, /*__setup_cpu_405 */
496 0xffff0000, 0x41F10000, "405LP",
497 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
498 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
500 0, /*__setup_cpu_405 */
502 { /* Xilinx Virtex-II Pro */
503 0xffff0000, 0x20010000, "Virtex-II Pro",
504 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
505 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
507 0, /*__setup_cpu_405 */
510 #endif /* CONFIG_40x */
513 0xf0000fff, 0x40000440, "440GP Rev. B",
514 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
515 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
517 0, /*__setup_cpu_440 */
520 0xf0000fff, 0x40000481, "440GP Rev. C",
521 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
522 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
524 0, /*__setup_cpu_440 */
527 0xf0000fff, 0x50000850, "440GX Rev. A",
528 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
529 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
531 0, /*__setup_cpu_440 */
534 0xf0000fff, 0x50000851, "440GX Rev. B",
535 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
536 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
538 0, /*__setup_cpu_440 */
540 { /* 440GX Rev. B1 (2.1) */
541 0xf0000fff, 0x50000852, "440GX Rev. B1 (2.1)",
542 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
543 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
545 0, /*__setup_cpu_440 */
547 #endif /* CONFIG_44x */
549 { /* default match */
550 0x00000000, 0x00000000, "(generic PPC)",
556 #endif /* !CLASSIC_PPC */