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 0xffff0000, 0x70020000, "750GX",
214 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
215 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP |
216 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS,
221 { /* 740/750 (L2CR bit need fixup for 740) */
222 0xffff0000, 0x00080000, "740/750",
224 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
225 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_CAN_NAP,
230 { /* 7400 rev 1.1 ? (no TAU) */
231 0xffffffff, 0x000c1101, "7400 (1.1)",
233 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
234 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE |
236 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
241 0xffff0000, 0x000c0000, "7400",
243 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
244 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE |
246 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
251 0xffff0000, 0x800c0000, "7410",
253 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB |
254 CPU_FTR_L2CR | CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE |
256 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
260 { /* 7450 2.0 - no doze/nap */
261 0xffffffff, 0x80000200, "7450",
263 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
264 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
265 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450,
266 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
271 0xffffffff, 0x80000201, "7450",
273 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
274 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
275 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
276 CPU_FTR_L3_DISABLE_NAP,
277 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
281 { /* 7450 2.3 and newer */
282 0xffff0000, 0x80000000, "7450",
284 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
285 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
286 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR,
287 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
292 0xffffff00, 0x80010100, "7455",
294 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB |
295 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
296 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS,
297 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
302 0xffffffff, 0x80010200, "7455",
304 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
305 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
306 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
307 CPU_FTR_L3_DISABLE_NAP | CPU_FTR_HAS_HIGH_BATS,
308 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
313 0xffff0000, 0x80010000, "7455",
315 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
316 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
317 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
318 CPU_FTR_HAS_HIGH_BATS,
319 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
324 0xffff0000, 0x80020000, "7457",
326 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
327 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR |
328 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
329 CPU_FTR_HAS_HIGH_BATS,
330 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
335 0xffff0000, 0x80030000, "7447A",
337 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_CAN_NAP |
338 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP |
339 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_NAP_DISABLE_L2_PR |
340 CPU_FTR_HAS_HIGH_BATS,
341 COMMON_PPC | PPC_FEATURE_ALTIVEC_COMP,
345 { /* 82xx (8240, 8245, 8260 are all 603e cores) */
346 0x7fff0000, 0x00810000, "82xx",
348 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_CAN_DOZE | CPU_FTR_USE_TB,
353 { /* default match, we assume split I/D cache & TB (non-601)... */
354 0x00000000, 0x00000000, "(generic PPC)",
356 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
361 #endif /* CLASSIC_PPC */
362 #ifdef CONFIG_PPC64BRIDGE
364 0xffff0000, 0x00400000, "Power3 (630)",
366 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
367 COMMON_PPC | PPC_FEATURE_64,
372 0xffff0000, 0x00410000, "Power3 (630+)",
374 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
375 COMMON_PPC | PPC_FEATURE_64,
380 0xffff0000, 0x00360000, "I-star",
382 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
383 COMMON_PPC | PPC_FEATURE_64,
388 0xffff0000, 0x00370000, "S-star",
390 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
391 COMMON_PPC | PPC_FEATURE_64,
395 #endif /* CONFIG_PPC64BRIDGE */
398 0xffff0000, 0x00350000, "Power4",
400 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
401 COMMON_PPC | PPC_FEATURE_64,
406 0xffff0000, 0x00390000, "PPC970",
408 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE |
409 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP,
410 COMMON_PPC | PPC_FEATURE_64 | PPC_FEATURE_ALTIVEC_COMP,
414 #endif /* CONFIG_POWER4 */
417 0xffff0000, 0x00500000, "8xx",
418 /* CPU_FTR_CAN_DOZE is possible, if the 8xx code is there.... */
419 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
420 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
422 __setup_cpu_8xx /* Empty */
424 #endif /* CONFIG_8xx */
427 0xffffff00, 0x00200200, "403GC",
428 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
429 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
431 0, /*__setup_cpu_403 */
434 0xffffff00, 0x00201400, "403GCX",
435 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
436 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
438 0, /*__setup_cpu_403 */
441 0xffff0000, 0x00200000, "403G ??",
442 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
443 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
445 0, /*__setup_cpu_403 */
448 0xffff0000, 0x40110000, "405GP",
449 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
450 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
452 0, /*__setup_cpu_405 */
455 0xffff0000, 0x40130000, "STB03xxx",
456 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
457 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
459 0, /*__setup_cpu_405 */
462 0xffff0000, 0x41810000, "STB04xxx",
463 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
464 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
466 0, /*__setup_cpu_405 */
469 0xffff0000, 0x41610000, "NP405L",
470 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
471 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
473 0, /*__setup_cpu_405 */
476 0xffff0000, 0x40B10000, "NP4GS3",
477 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
478 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
480 0, /*__setup_cpu_405 */
483 0xffff0000, 0x41410000, "NP405H",
484 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
485 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
487 0, /*__setup_cpu_405 */
490 0xffff0000, 0x50910000, "405GPr",
491 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
492 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
494 0, /*__setup_cpu_405 */
497 0xffff0000, 0x51510000, "STBx25xx",
498 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
499 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
501 0, /*__setup_cpu_405 */
504 0xffff0000, 0x41F10000, "405LP",
505 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
506 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
508 0, /*__setup_cpu_405 */
510 { /* Xilinx Virtex-II Pro */
511 0xffff0000, 0x20010000, "Virtex-II Pro",
512 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
513 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
515 0, /*__setup_cpu_405 */
518 #endif /* CONFIG_40x */
521 0xf0000fff, 0x40000440, "440GP Rev. B",
522 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
523 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
525 0, /*__setup_cpu_440 */
528 0xf0000fff, 0x40000481, "440GP Rev. C",
529 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
530 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
532 0, /*__setup_cpu_440 */
535 0xf0000fff, 0x50000850, "440GX Rev. A",
536 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
537 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
539 0, /*__setup_cpu_440 */
542 0xf0000fff, 0x50000851, "440GX Rev. B",
543 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
544 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
546 0, /*__setup_cpu_440 */
549 0xf0000fff, 0x50000892, "440GX Rev. C",
550 CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB,
551 PPC_FEATURE_32 | PPC_FEATURE_HAS_MMU,
553 0, /*__setup_cpu_440 */
555 #endif /* CONFIG_44x */
557 { /* default match */
558 0x00000000, 0x00000000, "(generic PPC)",
564 #endif /* !CLASSIC_PPC */