2 * linux/arch/arm/mm/proc-xscale.S
4 * Author: Nicolas Pitre
5 * Created: November 2000
6 * Copyright: (C) 2000, 2001 MontaVista Software Inc.
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.
12 * MMU functions for the Intel XScale CPUs
15 * some contributions by Brett Gaines <brett.w.gaines@intel.com>
16 * Copyright 2001 by Intel Corp.
19 * Completely revisited, many important fixes
20 * Nicolas Pitre <nico@cam.org>
23 #include <linux/linkage.h>
24 #include <linux/init.h>
25 #include <asm/assembler.h>
26 #include <asm/procinfo.h>
27 #include <asm/pgtable.h>
28 #include <asm/pgtable-hwdef.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
37 #define MAX_AREA_SIZE 32768
40 * the cache line size of the I and D cache
42 #define CACHELINESIZE 32
45 * the size of the data cache
47 #define CACHESIZE 32768
50 * Virtual address used to allocate the cache when flushed
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
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
62 * Reminder: the vector table is located at 0xffff0000-0xffff0fff.
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.
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
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
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.
88 .macro clean_d_cache, rd, rs
91 eor \rd, \rd, #CACHESIZE
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
107 clean_addr: .word CLEAN_ADDR
112 * cpu_xscale_proc_init()
114 * Nothing too exciting at the moment
116 ENTRY(cpu_xscale_proc_init)
120 * cpu_xscale_proc_fin()
122 ENTRY(cpu_xscale_proc_fin)
124 mov r0, #PSR_F_BIT|PSR_I_BIT|SVC_MODE
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
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.
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
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.
176 ENTRY(cpu_xscale_do_idle)
178 mcr p14, 0, r0, c7, c0, 0 @ Go to IDLE
181 /* ================================= CACHE ================================ */
184 * flush_user_cache_all()
186 * Invalidate all cache entries in a particular address
189 ENTRY(xscale_flush_user_cache_all)
193 * flush_kern_cache_all()
195 * Clean and invalidate the entire cache.
197 ENTRY(xscale_flush_kern_cache_all)
203 mcrne p15, 0, ip, c7, c5, 0 @ Invalidate I cache & BTB
204 mcrne p15, 0, ip, c7, c10, 4 @ Drain Write (& Fill) Buffer
208 * flush_user_cache_range(start, end, vm_flags)
210 * Invalidate a range of cache entries in the specified
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
218 ENTRY(xscale_flush_user_cache_range)
220 sub r3, r1, r0 @ calculate total size
221 cmp r3, #MAX_AREA_SIZE
222 bhs __flush_whole_cache
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
232 mcrne p15, 0, ip, c7, c5, 6 @ Invalidate BTB
233 mcrne p15, 0, ip, c7, c10, 4 @ Drain Write (& Fill) Buffer
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.
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
256 mcr p15, 0, r0, c7, c5, 0 @ Invalidate I cache & BTB
257 mcr p15, 0, r0, c7, c10, 4 @ Drain Write (& Fill) Buffer
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
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
278 mcr p15, 0, r0, c7, c5, 6 @ Invalidate BTB
279 mcr p15, 0, r0, c7, c10, 4 @ Drain Write (& Fill) Buffer
283 * flush_kern_dcache_page(void *page)
285 * Ensure no D cache aliasing occurs, either with itself or
288 * - addr - page aligned address
290 ENTRY(xscale_flush_kern_dcache_page)
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
298 mcr p15, 0, r0, c7, c5, 0 @ Invalidate I cache & BTB
299 mcr p15, 0, r0, c7, c10, 4 @ Drain Write (& Fill) Buffer
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
310 * - start - virtual start address
311 * - end - virtual end address
313 ENTRY(xscale_dma_inv_range)
314 mrc p15, 0, r2, c0, c0, 0 @ read ID
315 eor r2, r2, #0x69000000
316 eor r2, r2, #0x00052000
318 beq xscale_dma_flush_range
320 tst r0, #CACHELINESIZE - 1
321 bic r0, r0, #CACHELINESIZE - 1
322 mcrne p15, 0, r0, c7, c10, 1 @ clean D entry
323 tst r1, #CACHELINESIZE - 1
324 mcrne p15, 0, r1, c7, c10, 1 @ clean D entry
325 1: mcr p15, 0, r0, c7, c6, 1 @ invalidate D entry
326 add r0, r0, #CACHELINESIZE
329 mcr p15, 0, r0, c7, c10, 4 @ Drain Write (& Fill) Buffer
333 * dma_clean_range(start, end)
335 * Clean the specified virtual address range.
337 * - start - virtual start address
338 * - end - virtual end address
340 ENTRY(xscale_dma_clean_range)
341 bic r0, r0, #CACHELINESIZE - 1
342 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry
343 add r0, r0, #CACHELINESIZE
346 mcr p15, 0, r0, c7, c10, 4 @ Drain Write (& Fill) Buffer
350 * dma_flush_range(start, end)
352 * Clean and invalidate the specified virtual address range.
354 * - start - virtual start address
355 * - end - virtual end address
357 ENTRY(xscale_dma_flush_range)
358 bic r0, r0, #CACHELINESIZE - 1
359 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry
360 mcr p15, 0, r0, c7, c6, 1 @ invalidate D entry
361 add r0, r0, #CACHELINESIZE
364 mcr p15, 0, r0, c7, c10, 4 @ Drain Write (& Fill) Buffer
367 ENTRY(xscale_cache_fns)
368 .long xscale_flush_kern_cache_all
369 .long xscale_flush_user_cache_all
370 .long xscale_flush_user_cache_range
371 .long xscale_coherent_kern_range
372 .long xscale_coherent_user_range
373 .long xscale_flush_kern_dcache_page
374 .long xscale_dma_inv_range
375 .long xscale_dma_clean_range
376 .long xscale_dma_flush_range
378 ENTRY(cpu_xscale_dcache_clean_area)
379 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry
380 add r0, r0, #CACHELINESIZE
381 subs r1, r1, #CACHELINESIZE
385 /* =============================== PageTable ============================== */
387 #define PTE_CACHE_WRITE_ALLOCATE 0
390 * cpu_xscale_switch_mm(pgd)
392 * Set the translation base pointer to be as described by pgd.
394 * pgd: new page tables
397 ENTRY(cpu_xscale_switch_mm)
399 mcr p15, 0, ip, c7, c5, 0 @ Invalidate I cache & BTB
400 mcr p15, 0, ip, c7, c10, 4 @ Drain Write (& Fill) Buffer
401 mcr p15, 0, r0, c2, c0, 0 @ load page table pointer
402 mcr p15, 0, ip, c8, c7, 0 @ invalidate I & D TLBs
406 * cpu_xscale_set_pte(ptep, pte)
408 * Set a PTE and flush it out
410 * Errata 40: must set memory to write-through for user read-only pages.
413 ENTRY(cpu_xscale_set_pte)
414 str r1, [r0], #-2048 @ linux version
417 orr r2, r2, #PTE_TYPE_EXT @ extended page
419 eor r3, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY
421 tst r3, #L_PTE_USER @ User?
422 orrne r2, r2, #PTE_EXT_AP_URO_SRW @ yes -> user r/o, system r/w
424 tst r3, #L_PTE_WRITE | L_PTE_DIRTY @ Write and Dirty?
425 orreq r2, r2, #PTE_EXT_AP_UNO_SRW @ yes -> user n/a, system r/w
426 @ combined with user -> user r/w
429 @ Handle the X bit. We want to set this bit for the minicache
430 @ (U = E = B = W = 0, C = 1) or when write allocate is enabled,
431 @ and we have a writeable, cacheable region. If we ignore the
432 @ U and E bits, we can allow user space to use the minicache as
435 @ X = (C & ~W & ~B) | (C & W & B & write_allocate)
437 eor ip, r1, #L_PTE_CACHEABLE
438 tst ip, #L_PTE_CACHEABLE | L_PTE_WRITE | L_PTE_BUFFERABLE
439 #if PTE_CACHE_WRITE_ALLOCATE
440 eorne ip, r1, #L_PTE_CACHEABLE | L_PTE_WRITE | L_PTE_BUFFERABLE
441 tstne ip, #L_PTE_CACHEABLE | L_PTE_WRITE | L_PTE_BUFFERABLE
443 orreq r2, r2, #PTE_EXT_TEX(1)
446 @ Erratum 40: The B bit must be cleared for a user read-only
449 @ B = B & ~(U & C & ~W)
451 and ip, r1, #L_PTE_USER | L_PTE_WRITE | L_PTE_CACHEABLE
452 teq ip, #L_PTE_USER | L_PTE_CACHEABLE
453 biceq r2, r2, #PTE_BUFFERABLE
455 tst r3, #L_PTE_PRESENT | L_PTE_YOUNG @ Present and Young?
456 movne r2, #0 @ no -> fault
458 str r2, [r0] @ hardware version
460 mcr p15, 0, r0, c7, c10, 1 @ Clean D cache line
461 mcr p15, 0, ip, c7, c10, 4 @ Drain Write (& Fill) Buffer
471 .type __xscale_setup, #function
473 mcr p15, 0, ip, c7, c7, 0 @ invalidate I, D caches & BTB
474 mcr p15, 0, ip, c7, c10, 4 @ Drain Write (& Fill) Buffer
475 mcr p15, 0, ip, c8, c7, 0 @ invalidate I, D TLBs
477 mov r0, #0 @ initially disallow access to CP0/CP1
479 mov r0, #1 @ Allow access to CP0
481 orr r0, r0, #1 << 6 @ cp6 for IOP3xx and Bulverde
482 orr r0, r0, #1 << 13 @ Its undefined whether this
483 mcr p15, 0, r0, c15, c1, 0 @ affects USR or SVC modes
487 mrc p15, 0, r0, c1, c0, 0 @ get control register
491 .size __xscale_setup, . - __xscale_setup
495 * .RVI ZFRS BLDP WCAM
496 * ..11 1.01 .... .101
499 .type xscale_crval, #object
501 crval clear=0x00003b07, mmuset=0x00003905, ucset=0x00001900
506 * Purpose : Function pointers used to access above functions - all calls
510 .type xscale_processor_functions, #object
511 ENTRY(xscale_processor_functions)
512 .word v5t_early_abort
513 .word cpu_xscale_proc_init
514 .word cpu_xscale_proc_fin
515 .word cpu_xscale_reset
516 .word cpu_xscale_do_idle
517 .word cpu_xscale_dcache_clean_area
518 .word cpu_xscale_switch_mm
519 .word cpu_xscale_set_pte
520 .size xscale_processor_functions, . - xscale_processor_functions
524 .type cpu_arch_name, #object
527 .size cpu_arch_name, . - cpu_arch_name
529 .type cpu_elf_name, #object
532 .size cpu_elf_name, . - cpu_elf_name
534 .type cpu_80200_name, #object
536 .asciz "XScale-80200"
537 .size cpu_80200_name, . - cpu_80200_name
539 .type cpu_8032x_name, #object
541 .asciz "XScale-IOP8032x Family"
542 .size cpu_8032x_name, . - cpu_8032x_name
544 .type cpu_8033x_name, #object
546 .asciz "XScale-IOP8033x Family"
547 .size cpu_8033x_name, . - cpu_8033x_name
549 .type cpu_pxa250_name, #object
551 .asciz "XScale-PXA250"
552 .size cpu_pxa250_name, . - cpu_pxa250_name
554 .type cpu_pxa210_name, #object
556 .asciz "XScale-PXA210"
557 .size cpu_pxa210_name, . - cpu_pxa210_name
559 .type cpu_ixp42x_name, #object
561 .asciz "XScale-IXP42x Family"
562 .size cpu_ixp42x_name, . - cpu_ixp42x_name
564 .type cpu_ixp46x_name, #object
566 .asciz "XScale-IXP46x Family"
567 .size cpu_ixp46x_name, . - cpu_ixp46x_name
569 .type cpu_ixp2400_name, #object
571 .asciz "XScale-IXP2400"
572 .size cpu_ixp2400_name, . - cpu_ixp2400_name
574 .type cpu_ixp2800_name, #object
576 .asciz "XScale-IXP2800"
577 .size cpu_ixp2800_name, . - cpu_ixp2800_name
579 .type cpu_pxa255_name, #object
581 .asciz "XScale-PXA255"
582 .size cpu_pxa255_name, . - cpu_pxa255_name
584 .type cpu_pxa270_name, #object
586 .asciz "XScale-PXA270"
587 .size cpu_pxa270_name, . - cpu_pxa270_name
591 .section ".proc.info.init", #alloc, #execinstr
593 .type __80200_proc_info,#object
597 .long PMD_TYPE_SECT | \
598 PMD_SECT_BUFFERABLE | \
599 PMD_SECT_CACHEABLE | \
600 PMD_SECT_AP_WRITE | \
602 .long PMD_TYPE_SECT | \
603 PMD_SECT_AP_WRITE | \
608 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
610 .long xscale_processor_functions
612 .long xscale_mc_user_fns
613 .long xscale_cache_fns
614 .size __80200_proc_info, . - __80200_proc_info
616 .type __8032x_proc_info,#object
619 .long 0xfffff5e0 @ mask should accomodate IOP80219 also
620 .long PMD_TYPE_SECT | \
621 PMD_SECT_BUFFERABLE | \
622 PMD_SECT_CACHEABLE | \
623 PMD_SECT_AP_WRITE | \
625 .long PMD_TYPE_SECT | \
626 PMD_SECT_AP_WRITE | \
631 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
633 .long xscale_processor_functions
635 .long xscale_mc_user_fns
636 .long xscale_cache_fns
637 .size __8032x_proc_info, . - __8032x_proc_info
639 .type __8033x_proc_info,#object
643 .long PMD_TYPE_SECT | \
644 PMD_SECT_BUFFERABLE | \
645 PMD_SECT_CACHEABLE | \
646 PMD_SECT_AP_WRITE | \
648 .long PMD_TYPE_SECT | \
649 PMD_SECT_AP_WRITE | \
654 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
656 .long xscale_processor_functions
658 .long xscale_mc_user_fns
659 .long xscale_cache_fns
660 .size __8033x_proc_info, . - __8033x_proc_info
662 .type __pxa250_proc_info,#object
666 .long PMD_TYPE_SECT | \
667 PMD_SECT_BUFFERABLE | \
668 PMD_SECT_CACHEABLE | \
669 PMD_SECT_AP_WRITE | \
671 .long PMD_TYPE_SECT | \
672 PMD_SECT_AP_WRITE | \
677 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
678 .long cpu_pxa250_name
679 .long xscale_processor_functions
681 .long xscale_mc_user_fns
682 .long xscale_cache_fns
683 .size __pxa250_proc_info, . - __pxa250_proc_info
685 .type __pxa210_proc_info,#object
689 .long PMD_TYPE_SECT | \
690 PMD_SECT_BUFFERABLE | \
691 PMD_SECT_CACHEABLE | \
692 PMD_SECT_AP_WRITE | \
694 .long PMD_TYPE_SECT | \
695 PMD_SECT_AP_WRITE | \
700 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
701 .long cpu_pxa210_name
702 .long xscale_processor_functions
704 .long xscale_mc_user_fns
705 .long xscale_cache_fns
706 .size __pxa210_proc_info, . - __pxa210_proc_info
708 .type __ixp2400_proc_info, #object
712 .long PMD_TYPE_SECT | \
713 PMD_SECT_BUFFERABLE | \
714 PMD_SECT_CACHEABLE | \
715 PMD_SECT_AP_WRITE | \
717 .long PMD_TYPE_SECT | \
718 PMD_SECT_AP_WRITE | \
723 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
724 .long cpu_ixp2400_name
725 .long xscale_processor_functions
727 .long xscale_mc_user_fns
728 .long xscale_cache_fns
729 .size __ixp2400_proc_info, . - __ixp2400_proc_info
731 .type __ixp2800_proc_info, #object
735 .long PMD_TYPE_SECT | \
736 PMD_SECT_BUFFERABLE | \
737 PMD_SECT_CACHEABLE | \
738 PMD_SECT_AP_WRITE | \
740 .long PMD_TYPE_SECT | \
741 PMD_SECT_AP_WRITE | \
746 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
747 .long cpu_ixp2800_name
748 .long xscale_processor_functions
750 .long xscale_mc_user_fns
751 .long xscale_cache_fns
752 .size __ixp2800_proc_info, . - __ixp2800_proc_info
754 .type __ixp42x_proc_info, #object
758 .long PMD_TYPE_SECT | \
759 PMD_SECT_BUFFERABLE | \
760 PMD_SECT_CACHEABLE | \
761 PMD_SECT_AP_WRITE | \
763 .long PMD_TYPE_SECT | \
764 PMD_SECT_AP_WRITE | \
769 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
770 .long cpu_ixp42x_name
771 .long xscale_processor_functions
773 .long xscale_mc_user_fns
774 .long xscale_cache_fns
775 .size __ixp42x_proc_info, . - __ixp42x_proc_info
777 .type __ixp46x_proc_info, #object
781 .long PMD_TYPE_SECT | \
782 PMD_SECT_BUFFERABLE | \
783 PMD_SECT_CACHEABLE | \
784 PMD_SECT_AP_WRITE | \
786 .long PMD_TYPE_SECT | \
787 PMD_SECT_AP_WRITE | \
792 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
793 .long cpu_ixp46x_name
794 .long xscale_processor_functions
796 .long xscale_mc_user_fns
797 .long xscale_cache_fns
798 .size __ixp46x_proc_info, . - __ixp46x_proc_info
800 .type __pxa255_proc_info,#object
804 .long PMD_TYPE_SECT | \
805 PMD_SECT_BUFFERABLE | \
806 PMD_SECT_CACHEABLE | \
807 PMD_SECT_AP_WRITE | \
809 .long PMD_TYPE_SECT | \
810 PMD_SECT_AP_WRITE | \
815 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
816 .long cpu_pxa255_name
817 .long xscale_processor_functions
819 .long xscale_mc_user_fns
820 .long xscale_cache_fns
821 .size __pxa255_proc_info, . - __pxa255_proc_info
823 .type __pxa270_proc_info,#object
827 .long PMD_TYPE_SECT | \
828 PMD_SECT_BUFFERABLE | \
829 PMD_SECT_CACHEABLE | \
830 PMD_SECT_AP_WRITE | \
832 .long PMD_TYPE_SECT | \
833 PMD_SECT_AP_WRITE | \
838 .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
839 .long cpu_pxa270_name
840 .long xscale_processor_functions
842 .long xscale_mc_user_fns
843 .long xscale_cache_fns
844 .size __pxa270_proc_info, . - __pxa270_proc_info