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e50d6409 AH |
1 | /* |
2 | * linux/arch/arm/mm/proc-feroceon.S: MMU functions for Feroceon | |
3 | * | |
4 | * Heavily based on proc-arm926.S | |
5 | * Maintainer: Assaf Hoffman <hoffman@marvell.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | */ | |
21 | ||
22 | #include <linux/linkage.h> | |
23 | #include <linux/init.h> | |
24 | #include <asm/assembler.h> | |
25 | #include <asm/elf.h> | |
26 | #include <asm/pgtable-hwdef.h> | |
27 | #include <asm/pgtable.h> | |
28 | #include <asm/page.h> | |
29 | #include <asm/ptrace.h> | |
30 | #include "proc-macros.S" | |
31 | ||
32 | /* | |
33 | * This is the maximum size of an area which will be invalidated | |
34 | * using the single invalidate entry instructions. Anything larger | |
35 | * than this, and we go for the whole cache. | |
36 | * | |
37 | * This value should be chosen such that we choose the cheapest | |
38 | * alternative. | |
39 | */ | |
40 | #define CACHE_DLIMIT 16384 | |
41 | ||
42 | /* | |
43 | * the cache line size of the I and D cache | |
44 | */ | |
45 | #define CACHE_DLINESIZE 32 | |
46 | ||
6c386e58 NP |
47 | .bss |
48 | .align 3 | |
49 | __cache_params_loc: | |
50 | .space 8 | |
51 | ||
e50d6409 | 52 | .text |
6c386e58 NP |
53 | __cache_params: |
54 | .word __cache_params_loc | |
55 | ||
e50d6409 AH |
56 | /* |
57 | * cpu_feroceon_proc_init() | |
58 | */ | |
59 | ENTRY(cpu_feroceon_proc_init) | |
6c386e58 NP |
60 | mrc p15, 0, r0, c0, c0, 1 @ read cache type register |
61 | ldr r1, __cache_params | |
62 | mov r2, #(16 << 5) | |
63 | tst r0, #(1 << 16) @ get way | |
64 | mov r0, r0, lsr #18 @ get cache size order | |
65 | movne r3, #((4 - 1) << 30) @ 4-way | |
66 | and r0, r0, #0xf | |
67 | moveq r3, #0 @ 1-way | |
68 | mov r2, r2, lsl r0 @ actual cache size | |
69 | movne r2, r2, lsr #2 @ turned into # of sets | |
70 | sub r2, r2, #(1 << 5) | |
71 | stmia r1, {r2, r3} | |
e50d6409 AH |
72 | mov pc, lr |
73 | ||
74 | /* | |
75 | * cpu_feroceon_proc_fin() | |
76 | */ | |
77 | ENTRY(cpu_feroceon_proc_fin) | |
78 | stmfd sp!, {lr} | |
79 | mov ip, #PSR_F_BIT | PSR_I_BIT | SVC_MODE | |
80 | msr cpsr_c, ip | |
81 | bl feroceon_flush_kern_cache_all | |
82 | mrc p15, 0, r0, c1, c0, 0 @ ctrl register | |
83 | bic r0, r0, #0x1000 @ ...i............ | |
84 | bic r0, r0, #0x000e @ ............wca. | |
85 | mcr p15, 0, r0, c1, c0, 0 @ disable caches | |
86 | ldmfd sp!, {pc} | |
87 | ||
88 | /* | |
89 | * cpu_feroceon_reset(loc) | |
90 | * | |
91 | * Perform a soft reset of the system. Put the CPU into the | |
92 | * same state as it would be if it had been reset, and branch | |
93 | * to what would be the reset vector. | |
94 | * | |
95 | * loc: location to jump to for soft reset | |
96 | */ | |
97 | .align 5 | |
98 | ENTRY(cpu_feroceon_reset) | |
99 | mov ip, #0 | |
100 | mcr p15, 0, ip, c7, c7, 0 @ invalidate I,D caches | |
101 | mcr p15, 0, ip, c7, c10, 4 @ drain WB | |
102 | #ifdef CONFIG_MMU | |
103 | mcr p15, 0, ip, c8, c7, 0 @ invalidate I & D TLBs | |
104 | #endif | |
105 | mrc p15, 0, ip, c1, c0, 0 @ ctrl register | |
106 | bic ip, ip, #0x000f @ ............wcam | |
107 | bic ip, ip, #0x1100 @ ...i...s........ | |
108 | mcr p15, 0, ip, c1, c0, 0 @ ctrl register | |
109 | mov pc, r0 | |
110 | ||
111 | /* | |
112 | * cpu_feroceon_do_idle() | |
113 | * | |
114 | * Called with IRQs disabled | |
115 | */ | |
6b29e681 | 116 | .align 5 |
e50d6409 AH |
117 | ENTRY(cpu_feroceon_do_idle) |
118 | mov r0, #0 | |
119 | mcr p15, 0, r0, c7, c10, 4 @ Drain write buffer | |
120 | mcr p15, 0, r0, c7, c0, 4 @ Wait for interrupt | |
121 | mov pc, lr | |
122 | ||
123 | /* | |
124 | * flush_user_cache_all() | |
125 | * | |
126 | * Clean and invalidate all cache entries in a particular | |
127 | * address space. | |
128 | */ | |
6b29e681 | 129 | .align 5 |
e50d6409 AH |
130 | ENTRY(feroceon_flush_user_cache_all) |
131 | /* FALLTHROUGH */ | |
132 | ||
133 | /* | |
134 | * flush_kern_cache_all() | |
135 | * | |
136 | * Clean and invalidate the entire cache. | |
137 | */ | |
138 | ENTRY(feroceon_flush_kern_cache_all) | |
139 | mov r2, #VM_EXEC | |
6c386e58 | 140 | |
e50d6409 | 141 | __flush_whole_cache: |
6c386e58 NP |
142 | ldr r1, __cache_params |
143 | ldmia r1, {r1, r3} | |
144 | 1: orr ip, r1, r3 | |
145 | 2: mcr p15, 0, ip, c7, c14, 2 @ clean + invalidate D set/way | |
146 | subs ip, ip, #(1 << 30) @ next way | |
147 | bcs 2b | |
148 | subs r1, r1, #(1 << 5) @ next set | |
149 | bcs 1b | |
150 | ||
e50d6409 | 151 | tst r2, #VM_EXEC |
6c386e58 | 152 | mov ip, #0 |
e50d6409 AH |
153 | mcrne p15, 0, ip, c7, c5, 0 @ invalidate I cache |
154 | mcrne p15, 0, ip, c7, c10, 4 @ drain WB | |
155 | mov pc, lr | |
156 | ||
157 | /* | |
158 | * flush_user_cache_range(start, end, flags) | |
159 | * | |
160 | * Clean and invalidate a range of cache entries in the | |
161 | * specified address range. | |
162 | * | |
163 | * - start - start address (inclusive) | |
164 | * - end - end address (exclusive) | |
165 | * - flags - vm_flags describing address space | |
166 | */ | |
6b29e681 | 167 | .align 5 |
e50d6409 | 168 | ENTRY(feroceon_flush_user_cache_range) |
e50d6409 AH |
169 | sub r3, r1, r0 @ calculate total size |
170 | cmp r3, #CACHE_DLIMIT | |
171 | bgt __flush_whole_cache | |
172 | 1: tst r2, #VM_EXEC | |
e50d6409 AH |
173 | mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D entry |
174 | mcrne p15, 0, r0, c7, c5, 1 @ invalidate I entry | |
175 | add r0, r0, #CACHE_DLINESIZE | |
176 | mcr p15, 0, r0, c7, c14, 1 @ clean and invalidate D entry | |
177 | mcrne p15, 0, r0, c7, c5, 1 @ invalidate I entry | |
178 | add r0, r0, #CACHE_DLINESIZE | |
e50d6409 AH |
179 | cmp r0, r1 |
180 | blo 1b | |
181 | tst r2, #VM_EXEC | |
6c386e58 | 182 | mov ip, #0 |
e50d6409 AH |
183 | mcrne p15, 0, ip, c7, c10, 4 @ drain WB |
184 | mov pc, lr | |
185 | ||
186 | /* | |
187 | * coherent_kern_range(start, end) | |
188 | * | |
189 | * Ensure coherency between the Icache and the Dcache in the | |
190 | * region described by start, end. If you have non-snooping | |
191 | * Harvard caches, you need to implement this function. | |
192 | * | |
193 | * - start - virtual start address | |
194 | * - end - virtual end address | |
195 | */ | |
6b29e681 | 196 | .align 5 |
e50d6409 AH |
197 | ENTRY(feroceon_coherent_kern_range) |
198 | /* FALLTHROUGH */ | |
199 | ||
200 | /* | |
201 | * coherent_user_range(start, end) | |
202 | * | |
203 | * Ensure coherency between the Icache and the Dcache in the | |
204 | * region described by start, end. If you have non-snooping | |
205 | * Harvard caches, you need to implement this function. | |
206 | * | |
207 | * - start - virtual start address | |
208 | * - end - virtual end address | |
209 | */ | |
210 | ENTRY(feroceon_coherent_user_range) | |
211 | bic r0, r0, #CACHE_DLINESIZE - 1 | |
212 | 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry | |
213 | mcr p15, 0, r0, c7, c5, 1 @ invalidate I entry | |
214 | add r0, r0, #CACHE_DLINESIZE | |
215 | cmp r0, r1 | |
216 | blo 1b | |
217 | mcr p15, 0, r0, c7, c10, 4 @ drain WB | |
218 | mov pc, lr | |
219 | ||
220 | /* | |
221 | * flush_kern_dcache_page(void *page) | |
222 | * | |
223 | * Ensure no D cache aliasing occurs, either with itself or | |
224 | * the I cache | |
225 | * | |
226 | * - addr - page aligned address | |
227 | */ | |
6b29e681 | 228 | .align 5 |
e50d6409 AH |
229 | ENTRY(feroceon_flush_kern_dcache_page) |
230 | add r1, r0, #PAGE_SZ | |
231 | 1: mcr p15, 0, r0, c7, c14, 1 @ clean+invalidate D entry | |
232 | add r0, r0, #CACHE_DLINESIZE | |
233 | cmp r0, r1 | |
234 | blo 1b | |
235 | mov r0, #0 | |
236 | mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache | |
237 | mcr p15, 0, r0, c7, c10, 4 @ drain WB | |
238 | mov pc, lr | |
239 | ||
836a8051 SS |
240 | .align 5 |
241 | ENTRY(feroceon_range_flush_kern_dcache_page) | |
242 | mrs r2, cpsr | |
243 | add r1, r0, #PAGE_SZ - CACHE_DLINESIZE @ top addr is inclusive | |
244 | orr r3, r2, #PSR_I_BIT | |
245 | msr cpsr_c, r3 @ disable interrupts | |
246 | mcr p15, 5, r0, c15, c15, 0 @ D clean/inv range start | |
247 | mcr p15, 5, r1, c15, c15, 1 @ D clean/inv range top | |
248 | msr cpsr_c, r2 @ restore interrupts | |
249 | mov r0, #0 | |
250 | mcr p15, 0, r0, c7, c5, 0 @ invalidate I cache | |
251 | mcr p15, 0, r0, c7, c10, 4 @ drain WB | |
252 | mov pc, lr | |
253 | ||
e50d6409 AH |
254 | /* |
255 | * dma_inv_range(start, end) | |
256 | * | |
257 | * Invalidate (discard) the specified virtual address range. | |
258 | * May not write back any entries. If 'start' or 'end' | |
259 | * are not cache line aligned, those lines must be written | |
260 | * back. | |
261 | * | |
262 | * - start - virtual start address | |
263 | * - end - virtual end address | |
264 | * | |
265 | * (same as v4wb) | |
266 | */ | |
6b29e681 | 267 | .align 5 |
e50d6409 | 268 | ENTRY(feroceon_dma_inv_range) |
e50d6409 | 269 | tst r0, #CACHE_DLINESIZE - 1 |
836a8051 | 270 | bic r0, r0, #CACHE_DLINESIZE - 1 |
e50d6409 AH |
271 | mcrne p15, 0, r0, c7, c10, 1 @ clean D entry |
272 | tst r1, #CACHE_DLINESIZE - 1 | |
273 | mcrne p15, 0, r1, c7, c10, 1 @ clean D entry | |
e50d6409 AH |
274 | 1: mcr p15, 0, r0, c7, c6, 1 @ invalidate D entry |
275 | add r0, r0, #CACHE_DLINESIZE | |
276 | cmp r0, r1 | |
277 | blo 1b | |
278 | mcr p15, 0, r0, c7, c10, 4 @ drain WB | |
279 | mov pc, lr | |
280 | ||
836a8051 SS |
281 | .align 5 |
282 | ENTRY(feroceon_range_dma_inv_range) | |
283 | mrs r2, cpsr | |
284 | tst r0, #CACHE_DLINESIZE - 1 | |
285 | mcrne p15, 0, r0, c7, c10, 1 @ clean D entry | |
286 | tst r1, #CACHE_DLINESIZE - 1 | |
287 | mcrne p15, 0, r1, c7, c10, 1 @ clean D entry | |
288 | cmp r1, r0 | |
289 | subne r1, r1, #1 @ top address is inclusive | |
290 | orr r3, r2, #PSR_I_BIT | |
291 | msr cpsr_c, r3 @ disable interrupts | |
292 | mcr p15, 5, r0, c15, c14, 0 @ D inv range start | |
293 | mcr p15, 5, r1, c15, c14, 1 @ D inv range top | |
294 | msr cpsr_c, r2 @ restore interrupts | |
295 | mov pc, lr | |
296 | ||
e50d6409 AH |
297 | /* |
298 | * dma_clean_range(start, end) | |
299 | * | |
300 | * Clean the specified virtual address range. | |
301 | * | |
302 | * - start - virtual start address | |
303 | * - end - virtual end address | |
304 | * | |
305 | * (same as v4wb) | |
306 | */ | |
6b29e681 | 307 | .align 5 |
e50d6409 | 308 | ENTRY(feroceon_dma_clean_range) |
e50d6409 AH |
309 | bic r0, r0, #CACHE_DLINESIZE - 1 |
310 | 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry | |
311 | add r0, r0, #CACHE_DLINESIZE | |
312 | cmp r0, r1 | |
313 | blo 1b | |
e50d6409 AH |
314 | mcr p15, 0, r0, c7, c10, 4 @ drain WB |
315 | mov pc, lr | |
316 | ||
836a8051 SS |
317 | .align 5 |
318 | ENTRY(feroceon_range_dma_clean_range) | |
319 | mrs r2, cpsr | |
320 | cmp r1, r0 | |
321 | subne r1, r1, #1 @ top address is inclusive | |
322 | orr r3, r2, #PSR_I_BIT | |
323 | msr cpsr_c, r3 @ disable interrupts | |
324 | mcr p15, 5, r0, c15, c13, 0 @ D clean range start | |
325 | mcr p15, 5, r1, c15, c13, 1 @ D clean range top | |
326 | msr cpsr_c, r2 @ restore interrupts | |
327 | mcr p15, 0, r0, c7, c10, 4 @ drain WB | |
328 | mov pc, lr | |
329 | ||
e50d6409 AH |
330 | /* |
331 | * dma_flush_range(start, end) | |
332 | * | |
333 | * Clean and invalidate the specified virtual address range. | |
334 | * | |
335 | * - start - virtual start address | |
336 | * - end - virtual end address | |
337 | */ | |
6b29e681 | 338 | .align 5 |
e50d6409 AH |
339 | ENTRY(feroceon_dma_flush_range) |
340 | bic r0, r0, #CACHE_DLINESIZE - 1 | |
6b29e681 | 341 | 1: mcr p15, 0, r0, c7, c14, 1 @ clean+invalidate D entry |
e50d6409 AH |
342 | add r0, r0, #CACHE_DLINESIZE |
343 | cmp r0, r1 | |
344 | blo 1b | |
345 | mcr p15, 0, r0, c7, c10, 4 @ drain WB | |
346 | mov pc, lr | |
347 | ||
836a8051 SS |
348 | .align 5 |
349 | ENTRY(feroceon_range_dma_flush_range) | |
350 | mrs r2, cpsr | |
351 | cmp r1, r0 | |
352 | subne r1, r1, #1 @ top address is inclusive | |
353 | orr r3, r2, #PSR_I_BIT | |
354 | msr cpsr_c, r3 @ disable interrupts | |
355 | mcr p15, 5, r0, c15, c15, 0 @ D clean/inv range start | |
356 | mcr p15, 5, r1, c15, c15, 1 @ D clean/inv range top | |
357 | msr cpsr_c, r2 @ restore interrupts | |
358 | mcr p15, 0, r0, c7, c10, 4 @ drain WB | |
359 | mov pc, lr | |
360 | ||
e50d6409 AH |
361 | ENTRY(feroceon_cache_fns) |
362 | .long feroceon_flush_kern_cache_all | |
363 | .long feroceon_flush_user_cache_all | |
364 | .long feroceon_flush_user_cache_range | |
365 | .long feroceon_coherent_kern_range | |
366 | .long feroceon_coherent_user_range | |
367 | .long feroceon_flush_kern_dcache_page | |
368 | .long feroceon_dma_inv_range | |
369 | .long feroceon_dma_clean_range | |
370 | .long feroceon_dma_flush_range | |
371 | ||
836a8051 SS |
372 | ENTRY(feroceon_range_cache_fns) |
373 | .long feroceon_flush_kern_cache_all | |
374 | .long feroceon_flush_user_cache_all | |
375 | .long feroceon_flush_user_cache_range | |
376 | .long feroceon_coherent_kern_range | |
377 | .long feroceon_coherent_user_range | |
378 | .long feroceon_range_flush_kern_dcache_page | |
379 | .long feroceon_range_dma_inv_range | |
380 | .long feroceon_range_dma_clean_range | |
381 | .long feroceon_range_dma_flush_range | |
382 | ||
6b29e681 | 383 | .align 5 |
e50d6409 | 384 | ENTRY(cpu_feroceon_dcache_clean_area) |
e50d6409 AH |
385 | 1: mcr p15, 0, r0, c7, c10, 1 @ clean D entry |
386 | add r0, r0, #CACHE_DLINESIZE | |
387 | subs r1, r1, #CACHE_DLINESIZE | |
388 | bhi 1b | |
e50d6409 AH |
389 | mcr p15, 0, r0, c7, c10, 4 @ drain WB |
390 | mov pc, lr | |
391 | ||
392 | /* =============================== PageTable ============================== */ | |
393 | ||
394 | /* | |
395 | * cpu_feroceon_switch_mm(pgd) | |
396 | * | |
397 | * Set the translation base pointer to be as described by pgd. | |
398 | * | |
399 | * pgd: new page tables | |
400 | */ | |
401 | .align 5 | |
402 | ENTRY(cpu_feroceon_switch_mm) | |
403 | #ifdef CONFIG_MMU | |
6c386e58 NP |
404 | /* |
405 | * Note: we wish to call __flush_whole_cache but we need to preserve | |
406 | * lr to do so. The only way without touching main memory is to | |
407 | * use r2 which is normally used to test the VM_EXEC flag, and | |
408 | * compensate locally for the skipped ops if it is not set. | |
409 | */ | |
410 | mov r2, lr @ abuse r2 to preserve lr | |
411 | bl __flush_whole_cache | |
412 | @ if r2 contains the VM_EXEC bit then the next 2 ops are done already | |
413 | tst r2, #VM_EXEC | |
414 | mcreq p15, 0, ip, c7, c5, 0 @ invalidate I cache | |
415 | mcreq p15, 0, ip, c7, c10, 4 @ drain WB | |
416 | ||
e50d6409 AH |
417 | mcr p15, 0, r0, c2, c0, 0 @ load page table pointer |
418 | mcr p15, 0, ip, c8, c7, 0 @ invalidate I & D TLBs | |
6c386e58 NP |
419 | mov pc, r2 |
420 | #else | |
e50d6409 | 421 | mov pc, lr |
6c386e58 | 422 | #endif |
e50d6409 AH |
423 | |
424 | /* | |
425 | * cpu_feroceon_set_pte_ext(ptep, pte, ext) | |
426 | * | |
427 | * Set a PTE and flush it out | |
428 | */ | |
429 | .align 5 | |
430 | ENTRY(cpu_feroceon_set_pte_ext) | |
431 | #ifdef CONFIG_MMU | |
432 | str r1, [r0], #-2048 @ linux version | |
433 | ||
434 | eor r1, r1, #L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_WRITE | L_PTE_DIRTY | |
435 | ||
436 | bic r2, r1, #PTE_SMALL_AP_MASK | |
437 | bic r2, r2, #PTE_TYPE_MASK | |
438 | orr r2, r2, #PTE_TYPE_SMALL | |
439 | ||
440 | tst r1, #L_PTE_USER @ User? | |
441 | orrne r2, r2, #PTE_SMALL_AP_URO_SRW | |
442 | ||
443 | tst r1, #L_PTE_WRITE | L_PTE_DIRTY @ Write and Dirty? | |
444 | orreq r2, r2, #PTE_SMALL_AP_UNO_SRW | |
445 | ||
446 | tst r1, #L_PTE_PRESENT | L_PTE_YOUNG @ Present and Young? | |
447 | movne r2, #0 | |
448 | ||
e50d6409 AH |
449 | str r2, [r0] @ hardware version |
450 | mov r0, r0 | |
e50d6409 | 451 | mcr p15, 0, r0, c7, c10, 1 @ clean D entry |
e50d6409 AH |
452 | mcr p15, 0, r0, c7, c10, 4 @ drain WB |
453 | #endif | |
454 | mov pc, lr | |
455 | ||
456 | __INIT | |
457 | ||
458 | .type __feroceon_setup, #function | |
459 | __feroceon_setup: | |
460 | mov r0, #0 | |
461 | mcr p15, 0, r0, c7, c7 @ invalidate I,D caches on v4 | |
462 | mcr p15, 0, r0, c7, c10, 4 @ drain write buffer on v4 | |
463 | #ifdef CONFIG_MMU | |
464 | mcr p15, 0, r0, c8, c7 @ invalidate I,D TLBs on v4 | |
465 | #endif | |
466 | ||
e50d6409 AH |
467 | adr r5, feroceon_crval |
468 | ldmia r5, {r5, r6} | |
469 | mrc p15, 0, r0, c1, c0 @ get control register v4 | |
470 | bic r0, r0, r5 | |
471 | orr r0, r0, r6 | |
e50d6409 AH |
472 | mov pc, lr |
473 | .size __feroceon_setup, . - __feroceon_setup | |
474 | ||
475 | /* | |
476 | * R | |
477 | * .RVI ZFRS BLDP WCAM | |
478 | * .011 0001 ..11 0101 | |
479 | * | |
480 | */ | |
481 | .type feroceon_crval, #object | |
482 | feroceon_crval: | |
483 | crval clear=0x00007f3f, mmuset=0x00003135, ucset=0x00001134 | |
484 | ||
485 | __INITDATA | |
486 | ||
487 | /* | |
488 | * Purpose : Function pointers used to access above functions - all calls | |
489 | * come through these | |
490 | */ | |
491 | .type feroceon_processor_functions, #object | |
492 | feroceon_processor_functions: | |
493 | .word v5t_early_abort | |
4a1fd556 | 494 | .word pabort_noifar |
e50d6409 AH |
495 | .word cpu_feroceon_proc_init |
496 | .word cpu_feroceon_proc_fin | |
497 | .word cpu_feroceon_reset | |
498 | .word cpu_feroceon_do_idle | |
499 | .word cpu_feroceon_dcache_clean_area | |
500 | .word cpu_feroceon_switch_mm | |
501 | .word cpu_feroceon_set_pte_ext | |
502 | .size feroceon_processor_functions, . - feroceon_processor_functions | |
503 | ||
504 | .section ".rodata" | |
505 | ||
506 | .type cpu_arch_name, #object | |
507 | cpu_arch_name: | |
508 | .asciz "armv5te" | |
509 | .size cpu_arch_name, . - cpu_arch_name | |
510 | ||
511 | .type cpu_elf_name, #object | |
512 | cpu_elf_name: | |
513 | .asciz "v5" | |
514 | .size cpu_elf_name, . - cpu_elf_name | |
515 | ||
516 | .type cpu_feroceon_name, #object | |
517 | cpu_feroceon_name: | |
518 | .asciz "Feroceon" | |
519 | .size cpu_feroceon_name, . - cpu_feroceon_name | |
520 | ||
ee0dd840 LB |
521 | .type cpu_88fr531_name, #object |
522 | cpu_88fr531_name: | |
523 | .asciz "Feroceon 88FR531-vd" | |
524 | .size cpu_88fr531_name, . - cpu_88fr531_name | |
525 | ||
e50d6409 AH |
526 | .align |
527 | ||
528 | .section ".proc.info.init", #alloc, #execinstr | |
529 | ||
d910a0aa TP |
530 | #ifdef CONFIG_CPU_FEROCEON_OLD_ID |
531 | .type __feroceon_old_id_proc_info,#object | |
532 | __feroceon_old_id_proc_info: | |
ab6d15d5 KW |
533 | .long 0x41009260 |
534 | .long 0xff00fff0 | |
e7068ad3 | 535 | .long PMD_TYPE_SECT | \ |
d910a0aa TP |
536 | PMD_SECT_BUFFERABLE | \ |
537 | PMD_SECT_CACHEABLE | \ | |
538 | PMD_BIT4 | \ | |
539 | PMD_SECT_AP_WRITE | \ | |
540 | PMD_SECT_AP_READ | |
e7068ad3 | 541 | .long PMD_TYPE_SECT | \ |
d910a0aa TP |
542 | PMD_BIT4 | \ |
543 | PMD_SECT_AP_WRITE | \ | |
544 | PMD_SECT_AP_READ | |
545 | b __feroceon_setup | |
546 | .long cpu_arch_name | |
547 | .long cpu_elf_name | |
548 | .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP | |
549 | .long cpu_feroceon_name | |
550 | .long feroceon_processor_functions | |
551 | .long v4wbi_tlb_fns | |
0ed15071 | 552 | .long feroceon_user_fns |
d910a0aa TP |
553 | .long feroceon_cache_fns |
554 | .size __feroceon_old_id_proc_info, . - __feroceon_old_id_proc_info | |
555 | #endif | |
556 | ||
ee0dd840 LB |
557 | .type __88fr531_proc_info,#object |
558 | __88fr531_proc_info: | |
e50d6409 AH |
559 | .long 0x56055310 |
560 | .long 0xfffffff0 | |
e7068ad3 | 561 | .long PMD_TYPE_SECT | \ |
e50d6409 AH |
562 | PMD_SECT_BUFFERABLE | \ |
563 | PMD_SECT_CACHEABLE | \ | |
564 | PMD_BIT4 | \ | |
565 | PMD_SECT_AP_WRITE | \ | |
566 | PMD_SECT_AP_READ | |
e7068ad3 | 567 | .long PMD_TYPE_SECT | \ |
e50d6409 AH |
568 | PMD_BIT4 | \ |
569 | PMD_SECT_AP_WRITE | \ | |
570 | PMD_SECT_AP_READ | |
571 | b __feroceon_setup | |
572 | .long cpu_arch_name | |
573 | .long cpu_elf_name | |
574 | .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP | |
ee0dd840 | 575 | .long cpu_88fr531_name |
e50d6409 AH |
576 | .long feroceon_processor_functions |
577 | .long v4wbi_tlb_fns | |
0ed15071 | 578 | .long feroceon_user_fns |
e50d6409 | 579 | .long feroceon_cache_fns |
ee0dd840 | 580 | .size __88fr531_proc_info, . - __88fr531_proc_info |