1
2
3
4
5#ifndef _PPC_MMU_H_
6#define _PPC_MMU_H_
7
8#include <linux/config.h>
9
10#ifndef __ASSEMBLY__
11
12typedef struct _PTE {
13#ifdef CONFIG_PPC64BRIDGE
14 unsigned long long vsid:52;
15 unsigned long api:5;
16 unsigned long :5;
17 unsigned long h:1;
18 unsigned long v:1;
19 unsigned long long rpn:52;
20#else
21 unsigned long v:1;
22 unsigned long vsid:24;
23 unsigned long h:1;
24 unsigned long api:6;
25 unsigned long rpn:20;
26#endif
27 unsigned long :3;
28 unsigned long r:1;
29 unsigned long c:1;
30 unsigned long w:1;
31 unsigned long i:1;
32 unsigned long m:1;
33 unsigned long g:1;
34 unsigned long :1;
35 unsigned long pp:2;
36} PTE;
37
38
39#define PP_RWXX 0
40#define PP_RWRX 1
41#define PP_RWRW 2
42#define PP_RXRX 3
43
44
45typedef struct _SEGREG {
46 unsigned long t:1;
47 unsigned long ks:1;
48 unsigned long kp:1;
49 unsigned long n:1;
50 unsigned long :4;
51 unsigned long vsid:24;
52} SEGREG;
53
54
55typedef struct _P601_BATU {
56 unsigned long bepi:15;
57 unsigned long :8;
58 unsigned long w:1;
59 unsigned long i:1;
60 unsigned long m:1;
61 unsigned long ks:1;
62 unsigned long kp:1;
63 unsigned long pp:2;
64} P601_BATU;
65
66typedef struct _BATU {
67#ifdef CONFIG_PPC64BRIDGE
68 unsigned long long bepi:47;
69#else
70 unsigned long bepi:15;
71#endif
72 unsigned long :4;
73 unsigned long bl:11;
74 unsigned long vs:1;
75 unsigned long vp:1;
76} BATU;
77
78typedef struct _P601_BATL {
79 unsigned long brpn:15;
80 unsigned long :10;
81 unsigned long v:1;
82 unsigned long bl:6;
83} P601_BATL;
84
85typedef struct _BATL {
86#ifdef CONFIG_PPC64BRIDGE
87 unsigned long long brpn:47;
88#else
89 unsigned long brpn:15;
90#endif
91 unsigned long :10;
92 unsigned long w:1;
93 unsigned long i:1;
94 unsigned long m:1;
95 unsigned long g:1;
96 unsigned long :1;
97 unsigned long pp:2;
98} BATL;
99
100typedef struct _BAT {
101 BATU batu;
102 BATL batl;
103} BAT;
104
105typedef struct _P601_BAT {
106 P601_BATU batu;
107 P601_BATL batl;
108} P601_BAT;
109
110
111
112
113
114
115
116
117
118
119typedef struct _pte {
120 unsigned long page_num:20;
121 unsigned long flags:12;
122} pte;
123
124#define PD_SHIFT (10+12)
125#define PD_MASK 0x02FF
126#define PT_SHIFT (12)
127#define PT_MASK 0x02FF
128#define PG_SHIFT (12)
129
130
131
132
133typedef struct _MMU_context {
134 SEGREG segs[16];
135 pte **pmap;
136} MMU_context;
137
138extern void _tlbie(unsigned long va);
139extern void _tlbia(void);
140
141#ifdef CONFIG_ADDR_MAP
142extern void init_addr_map(void);
143#endif
144
145typedef enum {
146 IBAT0 = 0, IBAT1, IBAT2, IBAT3,
147 DBAT0, DBAT1, DBAT2, DBAT3,
148#ifdef CONFIG_HIGH_BATS
149 IBAT4, IBAT5, IBAT6, IBAT7,
150 DBAT4, DBAT5, DBAT6, DBAT7
151#endif
152} ppc_bat_t;
153
154extern int read_bat(ppc_bat_t bat, unsigned long *upper, unsigned long *lower);
155extern int write_bat(ppc_bat_t bat, unsigned long upper, unsigned long lower);
156extern void print_bats(void);
157
158#endif
159
160#define BATU_VS 0x00000002
161#define BATU_VP 0x00000001
162#define BATU_INVALID 0x00000000
163
164#define BATL_WRITETHROUGH 0x00000040
165#define BATL_CACHEINHIBIT 0x00000020
166#define BATL_MEMCOHERENCE 0x00000010
167#define BATL_GUARDEDSTORAGE 0x00000008
168#define BATL_NO_ACCESS 0x00000000
169
170#define BATL_PP_MSK 0x00000003
171#define BATL_PP_00 0x00000000
172#define BATL_PP_01 0x00000001
173#define BATL_PP_10 0x00000002
174#define BATL_PP_11 0x00000003
175
176#define BATL_PP_NO_ACCESS BATL_PP_00
177#define BATL_PP_RO BATL_PP_01
178#define BATL_PP_RW BATL_PP_10
179
180
181#define BATU_BL_128K 0x00000000
182#define BATU_BL_256K 0x00000004
183#define BATU_BL_512K 0x0000000c
184#define BATU_BL_1M 0x0000001c
185#define BATU_BL_2M 0x0000003c
186#define BATU_BL_4M 0x0000007c
187#define BATU_BL_8M 0x000000fc
188#define BATU_BL_16M 0x000001fc
189#define BATU_BL_32M 0x000003fc
190#define BATU_BL_64M 0x000007fc
191#define BATU_BL_128M 0x00000ffc
192#define BATU_BL_256M 0x00001ffc
193
194
195#ifdef HID0_XBSEN
196#define BATU_BL_512M 0x00003ffc
197#define BATU_BL_1G 0x00007ffc
198#define BATU_BL_2G 0x0000fffc
199#define BATU_BL_4G 0x0001fffc
200#define BATU_BL_MAX BATU_BL_4G
201#else
202#define BATU_BL_MAX BATU_BL_256M
203#endif
204
205
206#define BPP_XX 0x00
207#define BPP_RX 0x01
208#define BPP_RW 0x02
209
210
211#define BATU_VALID(x) (x & 0x3)
212#define BATU_VADDR(x) (x & 0xfffe0000)
213#define BATL_PADDR(x) ((phys_addr_t)((x & 0xfffe0000) \
214 | ((x & 0x0e00ULL) << 24) \
215 | ((x & 0x04ULL) << 30)))
216#define BATU_SIZE(x) (1ULL << (fls((x & BATU_BL_MAX) >> 2) + 17))
217
218
219#define TO_BATU_BL(x) \
220 (u32)((((1ull << __ilog2_u64((u64)x)) / (128 * 1024)) - 1) * 4)
221
222
223#define HASH_TABLE_SIZE_64K 0x00010000
224#define HASH_TABLE_SIZE_128K 0x00020000
225#define HASH_TABLE_SIZE_256K 0x00040000
226#define HASH_TABLE_SIZE_512K 0x00080000
227#define HASH_TABLE_SIZE_1M 0x00100000
228#define HASH_TABLE_SIZE_2M 0x00200000
229#define HASH_TABLE_SIZE_4M 0x00400000
230#define HASH_TABLE_MASK_64K 0x000
231#define HASH_TABLE_MASK_128K 0x001
232#define HASH_TABLE_MASK_256K 0x003
233#define HASH_TABLE_MASK_512K 0x007
234#define HASH_TABLE_MASK_1M 0x00F
235#define HASH_TABLE_MASK_2M 0x01F
236#define HASH_TABLE_MASK_4M 0x03F
237
238
239
240
241
242
243
244
245#define MI_CTR 784
246#define MI_GPM 0x80000000
247#define MI_PPM 0x40000000
248#define MI_CIDEF 0x20000000
249#define MI_RSV4I 0x08000000
250#define MI_PPCS 0x02000000
251#define MI_IDXMASK 0x00001f00
252#define MI_RESETVAL 0x00000000
253
254
255
256
257#define MI_AP 786
258#define MI_Ks 0x80000000
259#define MI_Kp 0x40000000
260
261
262
263
264
265#define MI_EPN 787
266#define MI_EPNMASK 0xfffff000
267#define MI_EVALID 0x00000200
268#define MI_ASIDMASK 0x0000000f
269
270
271
272
273
274
275#define MI_TWC 789
276#define MI_APG 0x000001e0
277#define MI_GUARDED 0x00000010
278#define MI_PSMASK 0x0000000c
279#define MI_PS8MEG 0x0000000c
280#define MI_PS512K 0x00000004
281#define MI_PS4K_16K 0x00000000
282#define MI_SVALID 0x00000001
283
284
285
286
287
288
289#define MI_RPN 790
290
291
292
293
294
295
296#define MI_BOOTINIT 0x000001fd
297
298#define MD_CTR 792
299#define MD_GPM 0x80000000
300#define MD_PPM 0x40000000
301#define MD_CIDEF 0x20000000
302#define MD_WTDEF 0x10000000
303#define MD_RSV4I 0x08000000
304#define MD_TWAM 0x04000000
305#define MD_PPCS 0x02000000
306#define MD_IDXMASK 0x00001f00
307#define MD_RESETVAL 0x04000000
308
309#define M_CASID 793
310#define MC_ASIDMASK 0x0000000f
311
312
313
314
315
316#define MD_AP 794
317#define MD_Ks 0x80000000
318#define MD_Kp 0x40000000
319
320
321
322
323
324#define MD_EPN 795
325#define MD_EPNMASK 0xfffff000
326#define MD_EVALID 0x00000200
327#define MD_ASIDMASK 0x0000000f
328
329
330
331
332
333
334#define M_TWB 796
335#define M_L1TB 0xfffff000
336#define M_L1INDX 0x00000ffc
337
338
339
340
341
342
343
344#define MD_TWC 797
345#define MD_L2TB 0xfffff000
346#define MD_L2INDX 0xfffffe00
347#define MD_APG 0x000001e0
348#define MD_GUARDED 0x00000010
349#define MD_PSMASK 0x0000000c
350#define MD_PS8MEG 0x0000000c
351#define MD_PS512K 0x00000004
352#define MD_PS4K_16K 0x00000000
353#define MD_WT 0x00000002
354#define MD_SVALID 0x00000001
355
356
357
358
359
360
361
362#define MD_RPN 798
363
364
365
366
367#define M_TW 799
368
369
370
371
372
373
374
375
376
377
378
379#define PPC4XX_TLB_SIZE 64
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394#define MAS0_TLBSEL_MSK 0x30000000
395#define MAS0_TLBSEL(x) ((x << 28) & MAS0_TLBSEL_MSK)
396#define MAS0_ESEL_MSK 0x0FFF0000
397#define MAS0_ESEL(x) ((x << 16) & MAS0_ESEL_MSK)
398#define MAS0_NV(x) ((x) & 0x00000FFF)
399
400#define MAS1_VALID 0x80000000
401#define MAS1_IPROT 0x40000000
402#define MAS1_TID(x) ((x << 16) & 0x3FFF0000)
403#define MAS1_TS 0x00001000
404#define MAS1_TSIZE(x) ((x << 8) & 0x00000F00)
405#define TSIZE_TO_BYTES(x) ((phys_addr_t)(1UL << ((tsize * 2) + 10)))
406
407#define MAS2_EPN 0xFFFFF000
408#define MAS2_X0 0x00000040
409#define MAS2_X1 0x00000020
410#define MAS2_W 0x00000010
411#define MAS2_I 0x00000008
412#define MAS2_M 0x00000004
413#define MAS2_G 0x00000002
414#define MAS2_E 0x00000001
415
416#define MAS3_RPN 0xFFFFF000
417#define MAS3_U0 0x00000200
418#define MAS3_U1 0x00000100
419#define MAS3_U2 0x00000080
420#define MAS3_U3 0x00000040
421#define MAS3_UX 0x00000020
422#define MAS3_SX 0x00000010
423#define MAS3_UW 0x00000008
424#define MAS3_SW 0x00000004
425#define MAS3_UR 0x00000002
426#define MAS3_SR 0x00000001
427
428#define MAS4_TLBSELD(x) MAS0_TLBSEL(x)
429#define MAS4_TIDDSEL 0x000F0000
430#define MAS4_TSIZED(x) MAS1_TSIZE(x)
431#define MAS4_X0D 0x00000040
432#define MAS4_X1D 0x00000020
433#define MAS4_WD 0x00000010
434#define MAS4_ID 0x00000008
435#define MAS4_MD 0x00000004
436#define MAS4_GD 0x00000002
437#define MAS4_ED 0x00000001
438
439#define MAS6_SPID0 0x3FFF0000
440#define MAS6_SPID1 0x00007FFE
441#define MAS6_SAS 0x00000001
442#define MAS6_SPID MAS6_SPID0
443
444#define MAS7_RPN 0xFFFFFFFF
445
446#define FSL_BOOKE_MAS0(tlbsel,esel,nv) \
447 (MAS0_TLBSEL(tlbsel) | MAS0_ESEL(esel) | MAS0_NV(nv))
448#define FSL_BOOKE_MAS1(v,iprot,tid,ts,tsize) \
449 ((((v) << 31) & MAS1_VALID) |\
450 (((iprot) << 30) & MAS1_IPROT) |\
451 (MAS1_TID(tid)) |\
452 (((ts) << 12) & MAS1_TS) |\
453 (MAS1_TSIZE(tsize)))
454#define FSL_BOOKE_MAS2(epn, wimge) \
455 (((epn) & MAS3_RPN) | (wimge))
456#define FSL_BOOKE_MAS3(rpn, user, perms) \
457 (((rpn) & MAS3_RPN) | (user) | (perms))
458#define FSL_BOOKE_MAS7(rpn) \
459 (((u64)(rpn)) >> 32)
460
461#define BOOKE_PAGESZ_1K 0
462#define BOOKE_PAGESZ_4K 1
463#define BOOKE_PAGESZ_16K 2
464#define BOOKE_PAGESZ_64K 3
465#define BOOKE_PAGESZ_256K 4
466#define BOOKE_PAGESZ_1M 5
467#define BOOKE_PAGESZ_4M 6
468#define BOOKE_PAGESZ_16M 7
469#define BOOKE_PAGESZ_64M 8
470#define BOOKE_PAGESZ_256M 9
471#define BOOKE_PAGESZ_1G 10
472#define BOOKE_PAGESZ_4G 11
473#define BOOKE_PAGESZ_16GB 12
474#define BOOKE_PAGESZ_64GB 13
475#define BOOKE_PAGESZ_256GB 14
476#define BOOKE_PAGESZ_1TB 15
477
478#ifdef CONFIG_E500
479#ifndef __ASSEMBLY__
480extern void set_tlb(u8 tlb, u32 epn, u64 rpn,
481 u8 perms, u8 wimge,
482 u8 ts, u8 esel, u8 tsize, u8 iprot);
483extern void disable_tlb(u8 esel);
484extern void invalidate_tlb(u8 tlb);
485extern void init_tlbs(void);
486extern int find_tlb_idx(void *addr, u8 tlbsel);
487extern void init_used_tlb_cams(void);
488extern int find_free_tlbcam(void);
489extern void print_tlbcam(void);
490
491extern unsigned int setup_ddr_tlbs(unsigned int memsize_in_meg);
492extern void clear_ddr_tlbs(unsigned int memsize_in_meg);
493
494extern void write_tlb(u32 _mas0, u32 _mas1, u32 _mas2, u32 _mas3, u32 _mas7);
495
496#define SET_TLB_ENTRY(_tlb, _epn, _rpn, _perms, _wimge, _ts, _esel, _sz, _iprot) \
497 { .mas0 = FSL_BOOKE_MAS0(_tlb, _esel, 0), \
498 .mas1 = FSL_BOOKE_MAS1(1, _iprot, 0, _ts, _sz), \
499 .mas2 = FSL_BOOKE_MAS2(_epn, _wimge), \
500 .mas3 = FSL_BOOKE_MAS3(_rpn, 0, _perms), \
501 .mas7 = FSL_BOOKE_MAS7(_rpn), }
502
503struct fsl_e_tlb_entry {
504 u32 mas0;
505 u32 mas1;
506 u32 mas2;
507 u32 mas3;
508 u32 mas7;
509};
510
511extern struct fsl_e_tlb_entry tlb_table[];
512extern int num_tlb_entries;
513#endif
514#endif
515
516#ifdef CONFIG_E300
517#define LAWAR_EN 0x80000000
518#define LAWAR_SIZE 0x0000003F
519
520#define LAWAR_TRGT_IF_PCI 0x00000000
521#define LAWAR_TRGT_IF_PCI1 0x00000000
522#define LAWAR_TRGT_IF_PCIX 0x00000000
523#define LAWAR_TRGT_IF_PCI2 0x00100000
524#define LAWAR_TRGT_IF_PCIE1 0x00200000
525#define LAWAR_TRGT_IF_PCIE2 0x00100000
526#define LAWAR_TRGT_IF_PCIE3 0x00300000
527#define LAWAR_TRGT_IF_LBC 0x00400000
528#define LAWAR_TRGT_IF_CCSR 0x00800000
529#define LAWAR_TRGT_IF_DDR_INTERLEAVED 0x00B00000
530#define LAWAR_TRGT_IF_RIO 0x00c00000
531#define LAWAR_TRGT_IF_DDR 0x00f00000
532#define LAWAR_TRGT_IF_DDR1 0x00f00000
533#define LAWAR_TRGT_IF_DDR2 0x01600000
534
535#define LAWAR_SIZE_BASE 0xa
536#define LAWAR_SIZE_4K (LAWAR_SIZE_BASE+1)
537#define LAWAR_SIZE_8K (LAWAR_SIZE_BASE+2)
538#define LAWAR_SIZE_16K (LAWAR_SIZE_BASE+3)
539#define LAWAR_SIZE_32K (LAWAR_SIZE_BASE+4)
540#define LAWAR_SIZE_64K (LAWAR_SIZE_BASE+5)
541#define LAWAR_SIZE_128K (LAWAR_SIZE_BASE+6)
542#define LAWAR_SIZE_256K (LAWAR_SIZE_BASE+7)
543#define LAWAR_SIZE_512K (LAWAR_SIZE_BASE+8)
544#define LAWAR_SIZE_1M (LAWAR_SIZE_BASE+9)
545#define LAWAR_SIZE_2M (LAWAR_SIZE_BASE+10)
546#define LAWAR_SIZE_4M (LAWAR_SIZE_BASE+11)
547#define LAWAR_SIZE_8M (LAWAR_SIZE_BASE+12)
548#define LAWAR_SIZE_16M (LAWAR_SIZE_BASE+13)
549#define LAWAR_SIZE_32M (LAWAR_SIZE_BASE+14)
550#define LAWAR_SIZE_64M (LAWAR_SIZE_BASE+15)
551#define LAWAR_SIZE_128M (LAWAR_SIZE_BASE+16)
552#define LAWAR_SIZE_256M (LAWAR_SIZE_BASE+17)
553#define LAWAR_SIZE_512M (LAWAR_SIZE_BASE+18)
554#define LAWAR_SIZE_1G (LAWAR_SIZE_BASE+19)
555#define LAWAR_SIZE_2G (LAWAR_SIZE_BASE+20)
556#define LAWAR_SIZE_4G (LAWAR_SIZE_BASE+21)
557#define LAWAR_SIZE_8G (LAWAR_SIZE_BASE+22)
558#define LAWAR_SIZE_16G (LAWAR_SIZE_BASE+23)
559#define LAWAR_SIZE_32G (LAWAR_SIZE_BASE+24)
560#endif
561
562#ifdef CONFIG_440
563
564#define TLB_VALID 0x00000200
565
566
567
568#define SZ_1K 0x00000000
569#define SZ_4K 0x00000010
570#define SZ_16K 0x00000020
571#define SZ_64K 0x00000030
572#define SZ_256K 0x00000040
573#define SZ_1M 0x00000050
574#define SZ_16M 0x00000070
575#define SZ_256M 0x00000090
576
577
578#define SA_W 0x00000800
579#define SA_I 0x00000400
580#define SA_M 0x00000200
581#define SA_G 0x00000100
582#define SA_E 0x00000080
583
584#define SA_IG (SA_I | SA_G)
585
586
587#define AC_X 0x00000024
588#define AC_W 0x00000012
589#define AC_R 0x00000009
590
591#define AC_RW (AC_R | AC_W)
592#define AC_RWX (AC_R | AC_W | AC_X)
593
594
595
596#define EPN(e) ((e) & 0xfffffc00)
597#define TLB0(epn,sz) ((EPN((epn)) | (sz) | TLB_VALID ))
598#define TLB1(rpn,erpn) (((rpn) & 0xfffffc00) | (erpn))
599#define TLB2(a) ((a) & 0x00000fbf)
600
601#define tlbtab_start\
602 mflr r1 ;\
603 bl 0f ;
604
605#define tlbtab_end\
606 .long 0, 0, 0 ;\
6070: mflr r0 ;\
608 mtlr r1 ;\
609 blr ;
610
611#define tlbentry(epn,sz,rpn,erpn,attr)\
612 .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr)
613
614
615
616
617#define TLB_256MB_ALIGN_MASK 0xFF0000000ULL
618#define TLB_16MB_ALIGN_MASK 0xFFF000000ULL
619#define TLB_1MB_ALIGN_MASK 0xFFFF00000ULL
620#define TLB_256KB_ALIGN_MASK 0xFFFFC0000ULL
621#define TLB_64KB_ALIGN_MASK 0xFFFFF0000ULL
622#define TLB_16KB_ALIGN_MASK 0xFFFFFC000ULL
623#define TLB_4KB_ALIGN_MASK 0xFFFFFF000ULL
624#define TLB_1KB_ALIGN_MASK 0xFFFFFFC00ULL
625#define TLB_256MB_SIZE 0x10000000
626#define TLB_16MB_SIZE 0x01000000
627#define TLB_1MB_SIZE 0x00100000
628#define TLB_256KB_SIZE 0x00040000
629#define TLB_64KB_SIZE 0x00010000
630#define TLB_16KB_SIZE 0x00004000
631#define TLB_4KB_SIZE 0x00001000
632#define TLB_1KB_SIZE 0x00000400
633
634#define TLB_WORD0_EPN_MASK 0xFFFFFC00
635#define TLB_WORD0_EPN_ENCODE(n) (((unsigned long)(n))&0xFFFFFC00)
636#define TLB_WORD0_EPN_DECODE(n) (((unsigned long)(n))&0xFFFFFC00)
637#define TLB_WORD0_V_MASK 0x00000200
638#define TLB_WORD0_V_ENABLE 0x00000200
639#define TLB_WORD0_V_DISABLE 0x00000000
640#define TLB_WORD0_TS_MASK 0x00000100
641#define TLB_WORD0_TS_1 0x00000100
642#define TLB_WORD0_TS_0 0x00000000
643#define TLB_WORD0_SIZE_MASK 0x000000F0
644#define TLB_WORD0_SIZE_1KB 0x00000000
645#define TLB_WORD0_SIZE_4KB 0x00000010
646#define TLB_WORD0_SIZE_16KB 0x00000020
647#define TLB_WORD0_SIZE_64KB 0x00000030
648#define TLB_WORD0_SIZE_256KB 0x00000040
649#define TLB_WORD0_SIZE_1MB 0x00000050
650#define TLB_WORD0_SIZE_16MB 0x00000070
651#define TLB_WORD0_SIZE_256MB 0x00000090
652#define TLB_WORD0_TPAR_MASK 0x0000000F
653#define TLB_WORD0_TPAR_ENCODE(n) ((((unsigned long)(n))&0x0F)<<0)
654#define TLB_WORD0_TPAR_DECODE(n) ((((unsigned long)(n))>>0)&0x0F)
655
656#define TLB_WORD1_RPN_MASK 0xFFFFFC00
657#define TLB_WORD1_RPN_ENCODE(n) (((unsigned long)(n))&0xFFFFFC00)
658#define TLB_WORD1_RPN_DECODE(n) (((unsigned long)(n))&0xFFFFFC00)
659#define TLB_WORD1_PAR1_MASK 0x00000300
660#define TLB_WORD1_PAR1_ENCODE(n) ((((unsigned long)(n))&0x03)<<8)
661#define TLB_WORD1_PAR1_DECODE(n) ((((unsigned long)(n))>>8)&0x03)
662#define TLB_WORD1_PAR1_0 0x00000000
663#define TLB_WORD1_PAR1_1 0x00000100
664#define TLB_WORD1_PAR1_2 0x00000200
665#define TLB_WORD1_PAR1_3 0x00000300
666#define TLB_WORD1_ERPN_MASK 0x0000000F
667#define TLB_WORD1_ERPN_ENCODE(n) ((((unsigned long)(n))&0x0F)<<0)
668#define TLB_WORD1_ERPN_DECODE(n) ((((unsigned long)(n))>>0)&0x0F)
669
670#define TLB_WORD2_PAR2_MASK 0xC0000000
671#define TLB_WORD2_PAR2_ENCODE(n) ((((unsigned long)(n))&0x03)<<30)
672#define TLB_WORD2_PAR2_DECODE(n) ((((unsigned long)(n))>>30)&0x03)
673#define TLB_WORD2_PAR2_0 0x00000000
674#define TLB_WORD2_PAR2_1 0x40000000
675#define TLB_WORD2_PAR2_2 0x80000000
676#define TLB_WORD2_PAR2_3 0xC0000000
677#define TLB_WORD2_U0_MASK 0x00008000
678#define TLB_WORD2_U0_ENABLE 0x00008000
679#define TLB_WORD2_U0_DISABLE 0x00000000
680#define TLB_WORD2_U1_MASK 0x00004000
681#define TLB_WORD2_U1_ENABLE 0x00004000
682#define TLB_WORD2_U1_DISABLE 0x00000000
683#define TLB_WORD2_U2_MASK 0x00002000
684#define TLB_WORD2_U2_ENABLE 0x00002000
685#define TLB_WORD2_U2_DISABLE 0x00000000
686#define TLB_WORD2_U3_MASK 0x00001000
687#define TLB_WORD2_U3_ENABLE 0x00001000
688#define TLB_WORD2_U3_DISABLE 0x00000000
689#define TLB_WORD2_W_MASK 0x00000800
690#define TLB_WORD2_W_ENABLE 0x00000800
691#define TLB_WORD2_W_DISABLE 0x00000000
692#define TLB_WORD2_I_MASK 0x00000400
693#define TLB_WORD2_I_ENABLE 0x00000400
694#define TLB_WORD2_I_DISABLE 0x00000000
695#define TLB_WORD2_M_MASK 0x00000200
696#define TLB_WORD2_M_ENABLE 0x00000200
697#define TLB_WORD2_M_DISABLE 0x00000000
698#define TLB_WORD2_G_MASK 0x00000100
699#define TLB_WORD2_G_ENABLE 0x00000100
700#define TLB_WORD2_G_DISABLE 0x00000000
701#define TLB_WORD2_E_MASK 0x00000080
702#define TLB_WORD2_E_ENABLE 0x00000080
703#define TLB_WORD2_E_DISABLE 0x00000000
704#define TLB_WORD2_UX_MASK 0x00000020
705#define TLB_WORD2_UX_ENABLE 0x00000020
706#define TLB_WORD2_UX_DISABLE 0x00000000
707#define TLB_WORD2_UW_MASK 0x00000010
708#define TLB_WORD2_UW_ENABLE 0x00000010
709#define TLB_WORD2_UW_DISABLE 0x00000000
710#define TLB_WORD2_UR_MASK 0x00000008
711#define TLB_WORD2_UR_ENABLE 0x00000008
712#define TLB_WORD2_UR_DISABLE 0x00000000
713#define TLB_WORD2_SX_MASK 0x00000004
714#define TLB_WORD2_SX_ENABLE 0x00000004
715#define TLB_WORD2_SX_DISABLE 0x00000000
716#define TLB_WORD2_SW_MASK 0x00000002
717#define TLB_WORD2_SW_ENABLE 0x00000002
718#define TLB_WORD2_SW_DISABLE 0x00000000
719#define TLB_WORD2_SR_MASK 0x00000001
720#define TLB_WORD2_SR_ENABLE 0x00000001
721#define TLB_WORD2_SR_DISABLE 0x00000000
722
723
724
725
726#define DCCCI(ra,rb) .long 0x7c000000|\
727 (ra<<16)|(rb<<11)|(454<<1)
728
729#define ICCCI(ra,rb) .long 0x7c000000|\
730 (ra<<16)|(rb<<11)|(966<<1)
731
732#define DCREAD(rt,ra,rb) .long 0x7c000000|\
733 (rt<<21)|(ra<<16)|(rb<<11)|(486<<1)
734
735#define ICREAD(ra,rb) .long 0x7c000000|\
736 (ra<<16)|(rb<<11)|(998<<1)
737
738#define TLBSX(rt,ra,rb) .long 0x7c000000|\
739 (rt<<21)|(ra<<16)|(rb<<11)|(914<<1)
740
741#define TLBWE(rs,ra,ws) .long 0x7c000000|\
742 (rs<<21)|(ra<<16)|(ws<<11)|(978<<1)
743
744#define TLBRE(rt,ra,ws) .long 0x7c000000|\
745 (rt<<21)|(ra<<16)|(ws<<11)|(946<<1)
746
747#define TLBSXDOT(rt,ra,rb) .long 0x7c000001|\
748 (rt<<21)|(ra<<16)|(rb<<11)|(914<<1)
749
750#define MSYNC .long 0x7c000000|\
751 (598<<1)
752
753#define MBAR_INST .long 0x7c000000|\
754 (854<<1)
755
756#ifndef __ASSEMBLY__
757
758void mttlb1(unsigned long index, unsigned long value);
759void mttlb2(unsigned long index, unsigned long value);
760void mttlb3(unsigned long index, unsigned long value);
761unsigned long mftlb1(unsigned long index);
762unsigned long mftlb2(unsigned long index);
763unsigned long mftlb3(unsigned long index);
764
765void program_tlb(u64 phys_addr, u32 virt_addr, u32 size, u32 tlb_word2_i_value);
766void remove_tlb(u32 vaddr, u32 size);
767void change_tlb(u32 vaddr, u32 size, u32 tlb_word2_i_value);
768#endif
769
770#endif
771#endif
772