avoid endless loops in lib/swiotlb.c
[wrt350n-kernel.git] / arch / arm / mm / proc-xscale.S
blobc156ddab9a2d8814af060b0d8c3295767e8a6945
1 /*
2  *  linux/arch/arm/mm/proc-xscale.S
3  *
4  *  Author:     Nicolas Pitre
5  *  Created:    November 2000
6  *  Copyright:  (C) 2000, 2001 MontaVista Software Inc.
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11  *
12  * MMU functions for the Intel XScale CPUs
13  *
14  * 2001 Aug 21:
15  *      some contributions by Brett Gaines <brett.w.gaines@intel.com>
16  *      Copyright 2001 by Intel Corp.
17  *
18  * 2001 Sep 08:
19  *      Completely revisited, many important fixes
20  *      Nicolas Pitre <nico@cam.org>
21  */
23 #include <linux/linkage.h>
24 #include <linux/init.h>
25 #include <asm/assembler.h>
26 #include <asm/elf.h>
27 #include <asm/pgtable.h>
28 #include <asm/pgtable-hwdef.h>
29 #include <asm/page.h>
30 #include <asm/ptrace.h>
31 #include "proc-macros.S"
34  * This is the maximum size of an area which will be flushed.  If the area
35  * is larger than this, then we flush the whole cache
36  */
37 #define MAX_AREA_SIZE   32768
40  * the cache line size of the I and D cache
41  */
42 #define CACHELINESIZE   32
45  * the size of the data cache
46  */
47 #define CACHESIZE       32768
50  * Virtual address used to allocate the cache when flushed
51  *
52  * This must be an address range which is _never_ used.  It should
53  * apparently have a mapping in the corresponding page table for
54  * compatibility with future CPUs that _could_ require it.  For instance we
55  * don't care.
56  *
57  * This must be aligned on a 2*CACHESIZE boundary.  The code selects one of
58  * the 2 areas in alternance each time the clean_d_cache macro is used.
59  * Without this the XScale core exhibits cache eviction problems and no one
60  * knows why.
61  *
62  * Reminder: the vector table is located at 0xffff0000-0xffff0fff.
63  */
64 #define CLEAN_ADDR      0xfffe0000
67  * This macro is used to wait for a CP15 write and is needed
68  * when we have to ensure that the last operation to the co-pro
69  * was completed before continuing with operation.
70  */
71         .macro  cpwait, rd
72         mrc     p15, 0, \rd, c2, c0, 0          @ arbitrary read of cp15
73         mov     \rd, \rd                        @ wait for completion
74         sub     pc, pc, #4                      @ flush instruction pipeline
75         .endm
77         .macro  cpwait_ret, lr, rd
78         mrc     p15, 0, \rd, c2, c0, 0          @ arbitrary read of cp15
79         sub     pc, \lr, \rd, LSR #32           @ wait for completion and
80                                                 @ flush instruction pipeline
81         .endm
84  * This macro cleans the entire dcache using line allocate.
85  * The main loop has been unrolled to reduce loop overhead.
86  * rd and rs are two scratch registers.
87  */
88         .macro  clean_d_cache, rd, rs
89         ldr     \rs, =clean_addr
90         ldr     \rd, [\rs]
91         eor     \rd, \rd, #CACHESIZE
92         str     \rd, [\rs]
93         add     \rs, \rd, #CACHESIZE
94 1:      mcr     p15, 0, \rd, c7, c2, 5          @ allocate D cache line
95         add     \rd, \rd, #CACHELINESIZE
96         mcr     p15, 0, \rd, c7, c2, 5          @ allocate D cache line
97         add     \rd, \rd, #CACHELINESIZE
98         mcr     p15, 0, \rd, c7, c2, 5          @ allocate D cache line
99         add     \rd, \rd, #CACHELINESIZE
100         mcr     p15, 0, \rd, c7, c2, 5          @ allocate D cache line
101         add     \rd, \rd, #CACHELINESIZE
102         teq     \rd, \rs
103         bne     1b
104         .endm
106         .data
107 clean_addr:     .word   CLEAN_ADDR
109         .text
112  * cpu_xscale_proc_init()
114  * Nothing too exciting at the moment
115  */
116 ENTRY(cpu_xscale_proc_init)
117         mov     pc, lr
120  * cpu_xscale_proc_fin()
121  */
122 ENTRY(cpu_xscale_proc_fin)
123         str     lr, [sp, #-4]!
124         mov     r0, #PSR_F_BIT|PSR_I_BIT|SVC_MODE
125         msr     cpsr_c, r0
126         bl      xscale_flush_kern_cache_all     @ clean caches
127         mrc     p15, 0, r0, c1, c0, 0           @ ctrl register
128         bic     r0, r0, #0x1800                 @ ...IZ...........
129         bic     r0, r0, #0x0006                 @ .............CA.
130         mcr     p15, 0, r0, c1, c0, 0           @ disable caches
131         ldr     pc, [sp], #4
134  * cpu_xscale_reset(loc)
136  * Perform a soft reset of the system.  Put the CPU into the
137  * same state as it would be if it had been reset, and branch
138  * to what would be the reset vector.
140  * loc: location to jump to for soft reset
142  * Beware PXA270 erratum E7.
143  */
144         .align  5
145 ENTRY(cpu_xscale_reset)
146         mov     r1, #PSR_F_BIT|PSR_I_BIT|SVC_MODE
147         msr     cpsr_c, r1                      @ reset CPSR
148         mcr     p15, 0, r1, c10, c4, 1          @ unlock I-TLB
149         mcr     p15, 0, r1, c8, c5, 0           @ invalidate I-TLB
150         mrc     p15, 0, r1, c1, c0, 0           @ ctrl register
151         bic     r1, r1, #0x0086                 @ ........B....CA.
152         bic     r1, r1, #0x3900                 @ ..VIZ..S........
153         sub     pc, pc, #4                      @ flush pipeline
154         @ *** cache line aligned ***
155         mcr     p15, 0, r1, c1, c0, 0           @ ctrl register
156         bic     r1, r1, #0x0001                 @ ...............M
157         mcr     p15, 0, ip, c7, c7, 0           @ invalidate I,D caches & BTB
158         mcr     p15, 0, r1, c1, c0, 0           @ ctrl register
159         @ CAUTION: MMU turned off from this point. We count on the pipeline
160         @ already containing those two last instructions to survive.
161         mcr     p15, 0, ip, c8, c7, 0           @ invalidate I & D TLBs
162         mov     pc, r0
165  * cpu_xscale_do_idle()
167  * Cause the processor to idle
169  * For now we do nothing but go to idle mode for every case
171  * XScale supports clock switching, but using idle mode support
172  * allows external hardware to react to system state changes.
173  */
174         .align  5
176 ENTRY(cpu_xscale_do_idle)
177         mov     r0, #1
178         mcr     p14, 0, r0, c7, c0, 0           @ Go to IDLE
179         mov     pc, lr
181 /* ================================= CACHE ================================ */
184  *      flush_user_cache_all()
186  *      Invalidate all cache entries in a particular address
187  *      space.
188  */
189 ENTRY(xscale_flush_user_cache_all)
190         /* FALLTHROUGH */
193  *      flush_kern_cache_all()
195  *      Clean and invalidate the entire cache.
196  */
197 ENTRY(xscale_flush_kern_cache_all)
198         mov     r2, #VM_EXEC
199         mov     ip, #0
200 __flush_whole_cache:
201         clean_d_cache r0, r1
202         tst     r2, #VM_EXEC
203         mcrne   p15, 0, ip, c7, c5, 0           @ Invalidate I cache & BTB
204         mcrne   p15, 0, ip, c7, c10, 4          @ Drain Write (& Fill) Buffer
205         mov     pc, lr
208  *      flush_user_cache_range(start, end, vm_flags)
210  *      Invalidate a range of cache entries in the specified
211  *      address space.
213  *      - start - start address (may not be aligned)
214  *      - end   - end address (exclusive, may not be aligned)
215  *      - vma   - vma_area_struct describing address space
216  */
217         .align  5
218 ENTRY(xscale_flush_user_cache_range)
219         mov     ip, #0
220         sub     r3, r1, r0                      @ calculate total size
221         cmp     r3, #MAX_AREA_SIZE
222         bhs     __flush_whole_cache
224 1:      tst     r2, #VM_EXEC
225         mcrne   p15, 0, r0, c7, c5, 1           @ Invalidate I cache line
226         mcr     p15, 0, r0, c7, c10, 1          @ Clean D cache line
227         mcr     p15, 0, r0, c7, c6, 1           @ Invalidate D cache line
228         add     r0, r0, #CACHELINESIZE
229         cmp     r0, r1
230         blo     1b
231         tst     r2, #VM_EXEC
232         mcrne   p15, 0, ip, c7, c5, 6           @ Invalidate BTB
233         mcrne   p15, 0, ip, c7, c10, 4          @ Drain Write (& Fill) Buffer
234         mov     pc, lr
237  *      coherent_kern_range(start, end)
239  *      Ensure coherency between the Icache and the Dcache in the
240  *      region described by start.  If you have non-snooping
241  *      Harvard caches, you need to implement this function.
243  *      - start  - virtual start address
244  *      - end    - virtual end address
246  *      Note: single I-cache line invalidation isn't used here since
247  *      it also trashes the mini I-cache used by JTAG debuggers.
248  */
249 ENTRY(xscale_coherent_kern_range)
250         bic     r0, r0, #CACHELINESIZE - 1
251 1:      mcr     p15, 0, r0, c7, c10, 1          @ clean D entry
252         add     r0, r0, #CACHELINESIZE
253         cmp     r0, r1
254         blo     1b
255         mov     r0, #0
256         mcr     p15, 0, r0, c7, c5, 0           @ Invalidate I cache & BTB
257         mcr     p15, 0, r0, c7, c10, 4          @ Drain Write (& Fill) Buffer
258         mov     pc, lr
261  *      coherent_user_range(start, end)
263  *      Ensure coherency between the Icache and the Dcache in the
264  *      region described by start.  If you have non-snooping
265  *      Harvard caches, you need to implement this function.
267  *      - start  - virtual start address
268  *      - end    - virtual end address
269  */
270 ENTRY(xscale_coherent_user_range)
271         bic     r0, r0, #CACHELINESIZE - 1
272 1:      mcr     p15, 0, r0, c7, c10, 1          @ clean D entry
273         mcr     p15, 0, r0, c7, c5, 1           @ Invalidate I cache entry
274         add     r0, r0, #CACHELINESIZE
275         cmp     r0, r1
276         blo     1b
277         mov     r0, #0
278         mcr     p15, 0, r0, c7, c5, 6           @ Invalidate BTB
279         mcr     p15, 0, r0, c7, c10, 4          @ Drain Write (& Fill) Buffer
280         mov     pc, lr
283  *      flush_kern_dcache_page(void *page)
285  *      Ensure no D cache aliasing occurs, either with itself or
286  *      the I cache
288  *      - addr  - page aligned address
289  */
290 ENTRY(xscale_flush_kern_dcache_page)
291         add     r1, r0, #PAGE_SZ
292 1:      mcr     p15, 0, r0, c7, c10, 1          @ clean D entry
293         mcr     p15, 0, r0, c7, c6, 1           @ invalidate D entry
294         add     r0, r0, #CACHELINESIZE
295         cmp     r0, r1
296         blo     1b
297         mov     r0, #0
298         mcr     p15, 0, r0, c7, c5, 0           @ Invalidate I cache & BTB
299         mcr     p15, 0, r0, c7, c10, 4          @ Drain Write (& Fill) Buffer
300         mov     pc, lr
303  *      dma_inv_range(start, end)
305  *      Invalidate (discard) the specified virtual address range.
306  *      May not write back any entries.  If 'start' or 'end'
307  *      are not cache line aligned, those lines must be written
308  *      back.
310  *      - start  - virtual start address
311  *      - end    - virtual end address
312  */
313 ENTRY(xscale_dma_inv_range)
314         tst     r0, #CACHELINESIZE - 1
315         bic     r0, r0, #CACHELINESIZE - 1
316         mcrne   p15, 0, r0, c7, c10, 1          @ clean D entry
317         tst     r1, #CACHELINESIZE - 1
318         mcrne   p15, 0, r1, c7, c10, 1          @ clean D entry
319 1:      mcr     p15, 0, r0, c7, c6, 1           @ invalidate D entry
320         add     r0, r0, #CACHELINESIZE
321         cmp     r0, r1
322         blo     1b
323         mcr     p15, 0, r0, c7, c10, 4          @ Drain Write (& Fill) Buffer
324         mov     pc, lr
327  *      dma_clean_range(start, end)
329  *      Clean the specified virtual address range.
331  *      - start  - virtual start address
332  *      - end    - virtual end address
333  */
334 ENTRY(xscale_dma_clean_range)
335         bic     r0, r0, #CACHELINESIZE - 1
336 1:      mcr     p15, 0, r0, c7, c10, 1          @ clean D entry
337         add     r0, r0, #CACHELINESIZE
338         cmp     r0, r1
339         blo     1b
340         mcr     p15, 0, r0, c7, c10, 4          @ Drain Write (& Fill) Buffer
341         mov     pc, lr
344  *      dma_flush_range(start, end)
346  *      Clean and invalidate the specified virtual address range.
348  *      - start  - virtual start address
349  *      - end    - virtual end address
350  */
351 ENTRY(xscale_dma_flush_range)
352         bic     r0, r0, #CACHELINESIZE - 1
353 1:      mcr     p15, 0, r0, c7, c10, 1          @ clean D entry
354         mcr     p15, 0, r0, c7, c6, 1           @ invalidate D entry
355         add     r0, r0, #CACHELINESIZE
356         cmp     r0, r1
357         blo     1b
358         mcr     p15, 0, r0, c7, c10, 4          @ Drain Write (& Fill) Buffer
359         mov     pc, lr
361 ENTRY(xscale_cache_fns)
362         .long   xscale_flush_kern_cache_all
363         .long   xscale_flush_user_cache_all
364         .long   xscale_flush_user_cache_range
365         .long   xscale_coherent_kern_range
366         .long   xscale_coherent_user_range
367         .long   xscale_flush_kern_dcache_page
368         .long   xscale_dma_inv_range
369         .long   xscale_dma_clean_range
370         .long   xscale_dma_flush_range
373  * On stepping A0/A1 of the 80200, invalidating D-cache by line doesn't
374  * clear the dirty bits, which means that if we invalidate a dirty line,
375  * the dirty data can still be written back to external memory later on.
377  * The recommended workaround is to always do a clean D-cache line before
378  * doing an invalidate D-cache line, so on the affected processors,
379  * dma_inv_range() is implemented as dma_flush_range().
381  * See erratum #25 of "Intel 80200 Processor Specification Update",
382  * revision January 22, 2003, available at:
383  *     http://www.intel.com/design/iio/specupdt/273415.htm
384  */
385 ENTRY(xscale_80200_A0_A1_cache_fns)
386         .long   xscale_flush_kern_cache_all
387         .long   xscale_flush_user_cache_all
388         .long   xscale_flush_user_cache_range
389         .long   xscale_coherent_kern_range
390         .long   xscale_coherent_user_range
391         .long   xscale_flush_kern_dcache_page
392         .long   xscale_dma_flush_range
393         .long   xscale_dma_clean_range
394         .long   xscale_dma_flush_range
396 ENTRY(cpu_xscale_dcache_clean_area)
397 1:      mcr     p15, 0, r0, c7, c10, 1          @ clean D entry
398         add     r0, r0, #CACHELINESIZE
399         subs    r1, r1, #CACHELINESIZE
400         bhi     1b
401         mov     pc, lr
403 /* =============================== PageTable ============================== */
405 #define PTE_CACHE_WRITE_ALLOCATE 0
408  * cpu_xscale_switch_mm(pgd)
410  * Set the translation base pointer to be as described by pgd.
412  * pgd: new page tables
413  */
414         .align  5
415 ENTRY(cpu_xscale_switch_mm)
416         clean_d_cache r1, r2
417         mcr     p15, 0, ip, c7, c5, 0           @ Invalidate I cache & BTB
418         mcr     p15, 0, ip, c7, c10, 4          @ Drain Write (& Fill) Buffer
419         mcr     p15, 0, r0, c2, c0, 0           @ load page table pointer
420         mcr     p15, 0, ip, c8, c7, 0           @ invalidate I & D TLBs
421         cpwait_ret lr, ip
424  * cpu_xscale_set_pte_ext(ptep, pte, ext)
426  * Set a PTE and flush it out
428  * Errata 40: must set memory to write-through for user read-only pages.
429  */
430         .align  5
431 ENTRY(cpu_xscale_set_pte_ext)
432         str     r1, [r0], #-2048                @ linux version
434         bic     r2, r1, #0xff0
435         orr     r2, r2, #PTE_TYPE_EXT           @ extended page
437         eor     r3, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
439         tst     r3, #L_PTE_USER                 @ User?
440         orrne   r2, r2, #PTE_EXT_AP_URO_SRW     @ yes -> user r/o, system r/w
442         tst     r3, #L_PTE_WRITE | L_PTE_DIRTY  @ Write and Dirty?
443         orreq   r2, r2, #PTE_EXT_AP_UNO_SRW     @ yes -> user n/a, system r/w
444                                                 @ combined with user -> user r/w
446         @
447         @ Handle the X bit.  We want to set this bit for the minicache
448         @ (U = E = B = W = 0, C = 1) or when write allocate is enabled,
449         @ and we have a writeable, cacheable region.  If we ignore the
450         @ U and E bits, we can allow user space to use the minicache as
451         @ well.
452         @
453         @  X = (C & ~W & ~B) | (C & W & B & write_allocate)
454         @
455         eor     ip, r1, #L_PTE_CACHEABLE
456         tst     ip, #L_PTE_CACHEABLE | L_PTE_WRITE | L_PTE_BUFFERABLE
457 #if PTE_CACHE_WRITE_ALLOCATE
458         eorne   ip, r1, #L_PTE_CACHEABLE | L_PTE_WRITE | L_PTE_BUFFERABLE
459         tstne   ip, #L_PTE_CACHEABLE | L_PTE_WRITE | L_PTE_BUFFERABLE
460 #endif
461         orreq   r2, r2, #PTE_EXT_TEX(1)
463         @
464         @ Erratum 40: The B bit must be cleared for a user read-only
465         @ cacheable page.
466         @
467         @  B = B & ~(U & C & ~W)
468         @
469         and     ip, r1, #L_PTE_USER | L_PTE_WRITE | L_PTE_CACHEABLE
470         teq     ip, #L_PTE_USER | L_PTE_CACHEABLE
471         biceq   r2, r2, #PTE_BUFFERABLE
473         tst     r3, #L_PTE_PRESENT | L_PTE_YOUNG        @ Present and Young?
474         movne   r2, #0                          @ no -> fault
476         str     r2, [r0]                        @ hardware version
477         mov     ip, #0
478         mcr     p15, 0, r0, c7, c10, 1          @ Clean D cache line
479         mcr     p15, 0, ip, c7, c10, 4          @ Drain Write (& Fill) Buffer
480         mov     pc, lr
483         .ltorg
485         .align
487         __INIT
489         .type   __xscale_setup, #function
490 __xscale_setup:
491         mcr     p15, 0, ip, c7, c7, 0           @ invalidate I, D caches & BTB
492         mcr     p15, 0, ip, c7, c10, 4          @ Drain Write (& Fill) Buffer
493         mcr     p15, 0, ip, c8, c7, 0           @ invalidate I, D TLBs
494         mov     r0, #1 << 6                     @ cp6 for IOP3xx and Bulverde
495         orr     r0, r0, #1 << 13                @ Its undefined whether this
496         mcr     p15, 0, r0, c15, c1, 0          @ affects USR or SVC modes
498         adr     r5, xscale_crval
499         ldmia   r5, {r5, r6}
500         mrc     p15, 0, r0, c1, c0, 0           @ get control register
501         bic     r0, r0, r5
502         orr     r0, r0, r6
503         mov     pc, lr
504         .size   __xscale_setup, . - __xscale_setup
506         /*
507          *  R
508          * .RVI ZFRS BLDP WCAM
509          * ..11 1.01 .... .101
510          * 
511          */
512         .type   xscale_crval, #object
513 xscale_crval:
514         crval   clear=0x00003b07, mmuset=0x00003905, ucset=0x00001900
516         __INITDATA
519  * Purpose : Function pointers used to access above functions - all calls
520  *           come through these
521  */
523         .type   xscale_processor_functions, #object
524 ENTRY(xscale_processor_functions)
525         .word   v5t_early_abort
526         .word   cpu_xscale_proc_init
527         .word   cpu_xscale_proc_fin
528         .word   cpu_xscale_reset
529         .word   cpu_xscale_do_idle
530         .word   cpu_xscale_dcache_clean_area
531         .word   cpu_xscale_switch_mm
532         .word   cpu_xscale_set_pte_ext
533         .size   xscale_processor_functions, . - xscale_processor_functions
535         .section ".rodata"
537         .type   cpu_arch_name, #object
538 cpu_arch_name:
539         .asciz  "armv5te"
540         .size   cpu_arch_name, . - cpu_arch_name
542         .type   cpu_elf_name, #object
543 cpu_elf_name:
544         .asciz  "v5"
545         .size   cpu_elf_name, . - cpu_elf_name
547         .type   cpu_80200_A0_A1_name, #object
548 cpu_80200_A0_A1_name:
549         .asciz  "XScale-80200 A0/A1"
550         .size   cpu_80200_A0_A1_name, . - cpu_80200_A0_A1_name
552         .type   cpu_80200_name, #object
553 cpu_80200_name:
554         .asciz  "XScale-80200"
555         .size   cpu_80200_name, . - cpu_80200_name
557         .type   cpu_80219_name, #object
558 cpu_80219_name:
559         .asciz  "XScale-80219"
560         .size   cpu_80219_name, . - cpu_80219_name
562         .type   cpu_8032x_name, #object
563 cpu_8032x_name:
564         .asciz  "XScale-IOP8032x Family"
565         .size   cpu_8032x_name, . - cpu_8032x_name
567         .type   cpu_8033x_name, #object
568 cpu_8033x_name:
569         .asciz  "XScale-IOP8033x Family"
570         .size   cpu_8033x_name, . - cpu_8033x_name
572         .type   cpu_pxa250_name, #object
573 cpu_pxa250_name:
574         .asciz  "XScale-PXA250"
575         .size   cpu_pxa250_name, . - cpu_pxa250_name
577         .type   cpu_pxa210_name, #object
578 cpu_pxa210_name:
579         .asciz  "XScale-PXA210"
580         .size   cpu_pxa210_name, . - cpu_pxa210_name
582         .type   cpu_ixp42x_name, #object
583 cpu_ixp42x_name:
584         .asciz  "XScale-IXP42x Family"
585         .size   cpu_ixp42x_name, . - cpu_ixp42x_name
587         .type   cpu_ixp43x_name, #object
588 cpu_ixp43x_name:
589         .asciz  "XScale-IXP43x Family"
590         .size   cpu_ixp43x_name, . - cpu_ixp43x_name
592         .type   cpu_ixp46x_name, #object
593 cpu_ixp46x_name:
594         .asciz  "XScale-IXP46x Family"
595         .size   cpu_ixp46x_name, . - cpu_ixp46x_name
597         .type   cpu_ixp2400_name, #object
598 cpu_ixp2400_name:
599         .asciz  "XScale-IXP2400"
600         .size   cpu_ixp2400_name, . - cpu_ixp2400_name
602         .type   cpu_ixp2800_name, #object
603 cpu_ixp2800_name:
604         .asciz  "XScale-IXP2800"
605         .size   cpu_ixp2800_name, . - cpu_ixp2800_name
607         .type   cpu_pxa255_name, #object
608 cpu_pxa255_name:
609         .asciz  "XScale-PXA255"
610         .size   cpu_pxa255_name, . - cpu_pxa255_name
612         .type   cpu_pxa270_name, #object
613 cpu_pxa270_name:
614         .asciz  "XScale-PXA270"
615         .size   cpu_pxa270_name, . - cpu_pxa270_name
617         .align
619         .section ".proc.info.init", #alloc, #execinstr
621         .type   __80200_A0_A1_proc_info,#object
622 __80200_A0_A1_proc_info:
623         .long   0x69052000
624         .long   0xfffffffe
625         .long   PMD_TYPE_SECT | \
626                 PMD_SECT_BUFFERABLE | \
627                 PMD_SECT_CACHEABLE | \
628                 PMD_SECT_AP_WRITE | \
629                 PMD_SECT_AP_READ
630         .long   PMD_TYPE_SECT | \
631                 PMD_SECT_AP_WRITE | \
632                 PMD_SECT_AP_READ
633         b       __xscale_setup
634         .long   cpu_arch_name
635         .long   cpu_elf_name
636         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
637         .long   cpu_80200_name
638         .long   xscale_processor_functions
639         .long   v4wbi_tlb_fns
640         .long   xscale_mc_user_fns
641         .long   xscale_80200_A0_A1_cache_fns
642         .size   __80200_A0_A1_proc_info, . - __80200_A0_A1_proc_info
644         .type   __80200_proc_info,#object
645 __80200_proc_info:
646         .long   0x69052000
647         .long   0xfffffff0
648         .long   PMD_TYPE_SECT | \
649                 PMD_SECT_BUFFERABLE | \
650                 PMD_SECT_CACHEABLE | \
651                 PMD_SECT_AP_WRITE | \
652                 PMD_SECT_AP_READ
653         .long   PMD_TYPE_SECT | \
654                 PMD_SECT_AP_WRITE | \
655                 PMD_SECT_AP_READ
656         b       __xscale_setup
657         .long   cpu_arch_name
658         .long   cpu_elf_name
659         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
660         .long   cpu_80200_name
661         .long   xscale_processor_functions
662         .long   v4wbi_tlb_fns
663         .long   xscale_mc_user_fns
664         .long   xscale_cache_fns
665         .size   __80200_proc_info, . - __80200_proc_info
667         .type   __80219_proc_info,#object
668 __80219_proc_info:
669         .long   0x69052e20
670         .long   0xffffffe0
671         .long   PMD_TYPE_SECT | \
672                 PMD_SECT_BUFFERABLE | \
673                 PMD_SECT_CACHEABLE | \
674                 PMD_SECT_AP_WRITE | \
675                 PMD_SECT_AP_READ
676         .long   PMD_TYPE_SECT | \
677                 PMD_SECT_AP_WRITE | \
678                 PMD_SECT_AP_READ
679         b       __xscale_setup
680         .long   cpu_arch_name
681         .long   cpu_elf_name
682         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
683         .long   cpu_80219_name
684         .long   xscale_processor_functions
685         .long   v4wbi_tlb_fns
686         .long   xscale_mc_user_fns
687         .long   xscale_cache_fns
688         .size   __80219_proc_info, . - __80219_proc_info
690         .type   __8032x_proc_info,#object
691 __8032x_proc_info:
692         .long   0x69052420
693         .long   0xfffff7e0
694         .long   PMD_TYPE_SECT | \
695                 PMD_SECT_BUFFERABLE | \
696                 PMD_SECT_CACHEABLE | \
697                 PMD_SECT_AP_WRITE | \
698                 PMD_SECT_AP_READ
699         .long   PMD_TYPE_SECT | \
700                 PMD_SECT_AP_WRITE | \
701                 PMD_SECT_AP_READ
702         b       __xscale_setup
703         .long   cpu_arch_name
704         .long   cpu_elf_name
705         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
706         .long   cpu_8032x_name
707         .long   xscale_processor_functions
708         .long   v4wbi_tlb_fns
709         .long   xscale_mc_user_fns
710         .long   xscale_cache_fns
711         .size   __8032x_proc_info, . - __8032x_proc_info
713         .type   __8033x_proc_info,#object
714 __8033x_proc_info:
715         .long   0x69054010
716         .long   0xfffffd30
717         .long   PMD_TYPE_SECT | \
718                 PMD_SECT_BUFFERABLE | \
719                 PMD_SECT_CACHEABLE | \
720                 PMD_SECT_AP_WRITE | \
721                 PMD_SECT_AP_READ
722         .long   PMD_TYPE_SECT | \
723                 PMD_SECT_AP_WRITE | \
724                 PMD_SECT_AP_READ
725         b       __xscale_setup
726         .long   cpu_arch_name
727         .long   cpu_elf_name
728         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
729         .long   cpu_8033x_name
730         .long   xscale_processor_functions
731         .long   v4wbi_tlb_fns
732         .long   xscale_mc_user_fns
733         .long   xscale_cache_fns
734         .size   __8033x_proc_info, . - __8033x_proc_info
736         .type   __pxa250_proc_info,#object
737 __pxa250_proc_info:
738         .long   0x69052100
739         .long   0xfffff7f0
740         .long   PMD_TYPE_SECT | \
741                 PMD_SECT_BUFFERABLE | \
742                 PMD_SECT_CACHEABLE | \
743                 PMD_SECT_AP_WRITE | \
744                 PMD_SECT_AP_READ
745         .long   PMD_TYPE_SECT | \
746                 PMD_SECT_AP_WRITE | \
747                 PMD_SECT_AP_READ
748         b       __xscale_setup
749         .long   cpu_arch_name
750         .long   cpu_elf_name
751         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
752         .long   cpu_pxa250_name
753         .long   xscale_processor_functions
754         .long   v4wbi_tlb_fns
755         .long   xscale_mc_user_fns
756         .long   xscale_cache_fns
757         .size   __pxa250_proc_info, . - __pxa250_proc_info
759         .type   __pxa210_proc_info,#object
760 __pxa210_proc_info:
761         .long   0x69052120
762         .long   0xfffff3f0
763         .long   PMD_TYPE_SECT | \
764                 PMD_SECT_BUFFERABLE | \
765                 PMD_SECT_CACHEABLE | \
766                 PMD_SECT_AP_WRITE | \
767                 PMD_SECT_AP_READ
768         .long   PMD_TYPE_SECT | \
769                 PMD_SECT_AP_WRITE | \
770                 PMD_SECT_AP_READ
771         b       __xscale_setup
772         .long   cpu_arch_name
773         .long   cpu_elf_name
774         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
775         .long   cpu_pxa210_name
776         .long   xscale_processor_functions
777         .long   v4wbi_tlb_fns
778         .long   xscale_mc_user_fns
779         .long   xscale_cache_fns
780         .size   __pxa210_proc_info, . - __pxa210_proc_info
782         .type   __ixp2400_proc_info, #object
783 __ixp2400_proc_info:
784         .long   0x69054190
785         .long   0xfffffff0
786         .long   PMD_TYPE_SECT | \
787                 PMD_SECT_BUFFERABLE | \
788                 PMD_SECT_CACHEABLE | \
789                 PMD_SECT_AP_WRITE | \
790                 PMD_SECT_AP_READ
791         .long   PMD_TYPE_SECT | \
792                 PMD_SECT_AP_WRITE | \
793                 PMD_SECT_AP_READ
794         b       __xscale_setup
795         .long   cpu_arch_name
796         .long   cpu_elf_name
797         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
798         .long   cpu_ixp2400_name
799         .long   xscale_processor_functions
800         .long   v4wbi_tlb_fns
801         .long   xscale_mc_user_fns
802         .long   xscale_cache_fns
803         .size   __ixp2400_proc_info, . - __ixp2400_proc_info                
805         .type   __ixp2800_proc_info, #object
806 __ixp2800_proc_info:
807         .long   0x690541a0
808         .long   0xfffffff0
809         .long   PMD_TYPE_SECT | \
810                 PMD_SECT_BUFFERABLE | \
811                 PMD_SECT_CACHEABLE | \
812                 PMD_SECT_AP_WRITE | \
813                 PMD_SECT_AP_READ
814         .long   PMD_TYPE_SECT | \
815                 PMD_SECT_AP_WRITE | \
816                 PMD_SECT_AP_READ
817         b       __xscale_setup
818         .long   cpu_arch_name
819         .long   cpu_elf_name
820         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
821         .long   cpu_ixp2800_name
822         .long   xscale_processor_functions
823         .long   v4wbi_tlb_fns
824         .long   xscale_mc_user_fns
825         .long   xscale_cache_fns
826         .size   __ixp2800_proc_info, . - __ixp2800_proc_info                
828         .type   __ixp42x_proc_info, #object
829 __ixp42x_proc_info:
830         .long   0x690541c0
831         .long   0xffffffc0
832         .long   PMD_TYPE_SECT | \
833                 PMD_SECT_BUFFERABLE | \
834                 PMD_SECT_CACHEABLE | \
835                 PMD_SECT_AP_WRITE | \
836                 PMD_SECT_AP_READ
837         .long   PMD_TYPE_SECT | \
838                 PMD_SECT_AP_WRITE | \
839                 PMD_SECT_AP_READ
840         b       __xscale_setup
841         .long   cpu_arch_name
842         .long   cpu_elf_name
843         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
844         .long   cpu_ixp42x_name
845         .long   xscale_processor_functions
846         .long   v4wbi_tlb_fns
847         .long   xscale_mc_user_fns
848         .long   xscale_cache_fns
849         .size   __ixp42x_proc_info, . - __ixp42x_proc_info                
851         .type   __ixp43x_proc_info, #object
852 __ixp43x_proc_info:
853         .long   0x69054040
854         .long   0xfffffff0
855         .long   PMD_TYPE_SECT | \
856                 PMD_SECT_BUFFERABLE | \
857                 PMD_SECT_CACHEABLE | \
858                 PMD_SECT_AP_WRITE | \
859                 PMD_SECT_AP_READ
860         .long   PMD_TYPE_SECT | \
861                 PMD_SECT_AP_WRITE | \
862                 PMD_SECT_AP_READ
863         b       __xscale_setup
864         .long   cpu_arch_name
865         .long   cpu_elf_name
866         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
867         .long   cpu_ixp43x_name
868         .long   xscale_processor_functions
869         .long   v4wbi_tlb_fns
870         .long   xscale_mc_user_fns
871         .long   xscale_cache_fns
872         .size   __ixp43x_proc_info, . - __ixp43x_proc_info
874         .type   __ixp46x_proc_info, #object
875 __ixp46x_proc_info:
876         .long   0x69054200
877         .long   0xffffff00
878         .long   PMD_TYPE_SECT | \
879                 PMD_SECT_BUFFERABLE | \
880                 PMD_SECT_CACHEABLE | \
881                 PMD_SECT_AP_WRITE | \
882                 PMD_SECT_AP_READ
883         .long   PMD_TYPE_SECT | \
884                 PMD_SECT_AP_WRITE | \
885                 PMD_SECT_AP_READ
886         b       __xscale_setup
887         .long   cpu_arch_name
888         .long   cpu_elf_name
889         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
890         .long   cpu_ixp46x_name
891         .long   xscale_processor_functions
892         .long   v4wbi_tlb_fns
893         .long   xscale_mc_user_fns
894         .long   xscale_cache_fns
895         .size   __ixp46x_proc_info, . - __ixp46x_proc_info
897         .type   __pxa255_proc_info,#object
898 __pxa255_proc_info:
899         .long   0x69052d00
900         .long   0xfffffff0
901         .long   PMD_TYPE_SECT | \
902                 PMD_SECT_BUFFERABLE | \
903                 PMD_SECT_CACHEABLE | \
904                 PMD_SECT_AP_WRITE | \
905                 PMD_SECT_AP_READ
906         .long   PMD_TYPE_SECT | \
907                 PMD_SECT_AP_WRITE | \
908                 PMD_SECT_AP_READ
909         b       __xscale_setup
910         .long   cpu_arch_name
911         .long   cpu_elf_name
912         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
913         .long   cpu_pxa255_name
914         .long   xscale_processor_functions
915         .long   v4wbi_tlb_fns
916         .long   xscale_mc_user_fns
917         .long   xscale_cache_fns
918         .size   __pxa255_proc_info, . - __pxa255_proc_info
920         .type   __pxa270_proc_info,#object
921 __pxa270_proc_info:
922         .long   0x69054110
923         .long   0xfffffff0
924         .long   PMD_TYPE_SECT | \
925                 PMD_SECT_BUFFERABLE | \
926                 PMD_SECT_CACHEABLE | \
927                 PMD_SECT_AP_WRITE | \
928                 PMD_SECT_AP_READ
929         .long   PMD_TYPE_SECT | \
930                 PMD_SECT_AP_WRITE | \
931                 PMD_SECT_AP_READ
932         b       __xscale_setup
933         .long   cpu_arch_name
934         .long   cpu_elf_name
935         .long   HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
936         .long   cpu_pxa270_name
937         .long   xscale_processor_functions
938         .long   v4wbi_tlb_fns
939         .long   xscale_mc_user_fns
940         .long   xscale_cache_fns
941         .size   __pxa270_proc_info, . - __pxa270_proc_info