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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * pSeries_lpar.c | |
3 | * Copyright (C) 2001 Todd Inglett, IBM Corporation | |
4 | * | |
5 | * pSeries LPAR support. | |
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 | ||
3c726f8d | 22 | #undef DEBUG_LOW |
1da177e4 LT |
23 | |
24 | #include <linux/config.h> | |
25 | #include <linux/kernel.h> | |
26 | #include <linux/dma-mapping.h> | |
463ce0e1 | 27 | #include <linux/console.h> |
1da177e4 LT |
28 | #include <asm/processor.h> |
29 | #include <asm/mmu.h> | |
30 | #include <asm/page.h> | |
31 | #include <asm/pgtable.h> | |
32 | #include <asm/machdep.h> | |
33 | #include <asm/abs_addr.h> | |
34 | #include <asm/mmu_context.h> | |
1da177e4 LT |
35 | #include <asm/iommu.h> |
36 | #include <asm/tlbflush.h> | |
37 | #include <asm/tlb.h> | |
38 | #include <asm/prom.h> | |
39 | #include <asm/abs_addr.h> | |
40 | #include <asm/cputable.h> | |
dcad47fc | 41 | #include <asm/udbg.h> |
2249ca9d | 42 | #include <asm/smp.h> |
a1218720 ME |
43 | |
44 | #include "plpar_wrappers.h" | |
1da177e4 | 45 | |
3c726f8d BH |
46 | #ifdef DEBUG_LOW |
47 | #define DBG_LOW(fmt...) do { udbg_printf(fmt); } while(0) | |
1da177e4 | 48 | #else |
3c726f8d | 49 | #define DBG_LOW(fmt...) do { } while(0) |
1da177e4 LT |
50 | #endif |
51 | ||
52 | /* in pSeries_hvCall.S */ | |
53 | EXPORT_SYMBOL(plpar_hcall); | |
54 | EXPORT_SYMBOL(plpar_hcall_4out); | |
55 | EXPORT_SYMBOL(plpar_hcall_norets); | |
56 | EXPORT_SYMBOL(plpar_hcall_8arg_2ret); | |
b13a96cf HS |
57 | EXPORT_SYMBOL(plpar_hcall_7arg_7ret); |
58 | EXPORT_SYMBOL(plpar_hcall_9arg_9ret); | |
1da177e4 LT |
59 | extern void pSeries_find_serial_port(void); |
60 | ||
61 | ||
62 | int vtermno; /* virtual terminal# for udbg */ | |
63 | ||
64 | #define __ALIGNED__ __attribute__((__aligned__(sizeof(long)))) | |
51d3082f | 65 | static void udbg_hvsi_putc(char c) |
1da177e4 LT |
66 | { |
67 | /* packet's seqno isn't used anyways */ | |
68 | uint8_t packet[] __ALIGNED__ = { 0xff, 5, 0, 0, c }; | |
69 | int rc; | |
70 | ||
71 | if (c == '\n') | |
72 | udbg_hvsi_putc('\r'); | |
73 | ||
74 | do { | |
75 | rc = plpar_put_term_char(vtermno, sizeof(packet), packet); | |
706c8c93 | 76 | } while (rc == H_BUSY); |
1da177e4 LT |
77 | } |
78 | ||
79 | static long hvsi_udbg_buf_len; | |
80 | static uint8_t hvsi_udbg_buf[256]; | |
81 | ||
82 | static int udbg_hvsi_getc_poll(void) | |
83 | { | |
84 | unsigned char ch; | |
85 | int rc, i; | |
86 | ||
87 | if (hvsi_udbg_buf_len == 0) { | |
88 | rc = plpar_get_term_char(vtermno, &hvsi_udbg_buf_len, hvsi_udbg_buf); | |
706c8c93 | 89 | if (rc != H_SUCCESS || hvsi_udbg_buf[0] != 0xff) { |
1da177e4 LT |
90 | /* bad read or non-data packet */ |
91 | hvsi_udbg_buf_len = 0; | |
92 | } else { | |
93 | /* remove the packet header */ | |
94 | for (i = 4; i < hvsi_udbg_buf_len; i++) | |
95 | hvsi_udbg_buf[i-4] = hvsi_udbg_buf[i]; | |
96 | hvsi_udbg_buf_len -= 4; | |
97 | } | |
98 | } | |
99 | ||
100 | if (hvsi_udbg_buf_len <= 0 || hvsi_udbg_buf_len > 256) { | |
101 | /* no data ready */ | |
102 | hvsi_udbg_buf_len = 0; | |
103 | return -1; | |
104 | } | |
105 | ||
106 | ch = hvsi_udbg_buf[0]; | |
107 | /* shift remaining data down */ | |
108 | for (i = 1; i < hvsi_udbg_buf_len; i++) { | |
109 | hvsi_udbg_buf[i-1] = hvsi_udbg_buf[i]; | |
110 | } | |
111 | hvsi_udbg_buf_len--; | |
112 | ||
113 | return ch; | |
114 | } | |
115 | ||
bb6b9b28 | 116 | static int udbg_hvsi_getc(void) |
1da177e4 LT |
117 | { |
118 | int ch; | |
119 | for (;;) { | |
120 | ch = udbg_hvsi_getc_poll(); | |
121 | if (ch == -1) { | |
122 | /* This shouldn't be needed...but... */ | |
123 | volatile unsigned long delay; | |
124 | for (delay=0; delay < 2000000; delay++) | |
125 | ; | |
126 | } else { | |
127 | return ch; | |
128 | } | |
129 | } | |
130 | } | |
131 | ||
51d3082f | 132 | static void udbg_putcLP(char c) |
1da177e4 LT |
133 | { |
134 | char buf[16]; | |
135 | unsigned long rc; | |
136 | ||
137 | if (c == '\n') | |
138 | udbg_putcLP('\r'); | |
139 | ||
140 | buf[0] = c; | |
141 | do { | |
142 | rc = plpar_put_term_char(vtermno, 1, buf); | |
706c8c93 | 143 | } while(rc == H_BUSY); |
1da177e4 LT |
144 | } |
145 | ||
146 | /* Buffered chars getc */ | |
147 | static long inbuflen; | |
148 | static long inbuf[2]; /* must be 2 longs */ | |
149 | ||
150 | static int udbg_getc_pollLP(void) | |
151 | { | |
152 | /* The interface is tricky because it may return up to 16 chars. | |
153 | * We save them statically for future calls to udbg_getc(). | |
154 | */ | |
155 | char ch, *buf = (char *)inbuf; | |
156 | int i; | |
157 | long rc; | |
158 | if (inbuflen == 0) { | |
159 | /* get some more chars. */ | |
160 | inbuflen = 0; | |
161 | rc = plpar_get_term_char(vtermno, &inbuflen, buf); | |
706c8c93 | 162 | if (rc != H_SUCCESS) |
1da177e4 LT |
163 | inbuflen = 0; /* otherwise inbuflen is garbage */ |
164 | } | |
165 | if (inbuflen <= 0 || inbuflen > 16) { | |
166 | /* Catch error case as well as other oddities (corruption) */ | |
167 | inbuflen = 0; | |
168 | return -1; | |
169 | } | |
170 | ch = buf[0]; | |
171 | for (i = 1; i < inbuflen; i++) /* shuffle them down. */ | |
172 | buf[i-1] = buf[i]; | |
173 | inbuflen--; | |
174 | return ch; | |
175 | } | |
176 | ||
bb6b9b28 | 177 | static int udbg_getcLP(void) |
1da177e4 LT |
178 | { |
179 | int ch; | |
180 | for (;;) { | |
181 | ch = udbg_getc_pollLP(); | |
182 | if (ch == -1) { | |
183 | /* This shouldn't be needed...but... */ | |
184 | volatile unsigned long delay; | |
185 | for (delay=0; delay < 2000000; delay++) | |
186 | ; | |
187 | } else { | |
188 | return ch; | |
189 | } | |
190 | } | |
191 | } | |
192 | ||
193 | /* call this from early_init() for a working debug console on | |
194 | * vterm capable LPAR machines | |
195 | */ | |
463ce0e1 | 196 | void __init udbg_init_debug_lpar(void) |
1da177e4 LT |
197 | { |
198 | vtermno = 0; | |
c8f1c8be MM |
199 | udbg_putc = udbg_putcLP; |
200 | udbg_getc = udbg_getcLP; | |
201 | udbg_getc_poll = udbg_getc_pollLP; | |
1da177e4 LT |
202 | } |
203 | ||
204 | /* returns 0 if couldn't find or use /chosen/stdout as console */ | |
463ce0e1 | 205 | void __init find_udbg_vterm(void) |
1da177e4 LT |
206 | { |
207 | struct device_node *stdout_node; | |
208 | u32 *termno; | |
209 | char *name; | |
463ce0e1 | 210 | int add_console; |
1da177e4 LT |
211 | |
212 | /* find the boot console from /chosen/stdout */ | |
213 | if (!of_chosen) | |
463ce0e1 | 214 | return; |
1da177e4 LT |
215 | name = (char *)get_property(of_chosen, "linux,stdout-path", NULL); |
216 | if (name == NULL) | |
463ce0e1 | 217 | return; |
1da177e4 LT |
218 | stdout_node = of_find_node_by_path(name); |
219 | if (!stdout_node) | |
463ce0e1 | 220 | return; |
1da177e4 LT |
221 | name = (char *)get_property(stdout_node, "name", NULL); |
222 | if (!name) { | |
223 | printk(KERN_WARNING "stdout node missing 'name' property!\n"); | |
224 | goto out; | |
225 | } | |
463ce0e1 BH |
226 | /* The user has requested a console so this is already set up. */ |
227 | add_console = !strstr(cmd_line, "console="); | |
1da177e4 | 228 | |
463ce0e1 BH |
229 | /* Check if it's a virtual terminal */ |
230 | if (strncmp(name, "vty", 3) != 0) | |
231 | goto out; | |
232 | termno = (u32 *)get_property(stdout_node, "reg", NULL); | |
233 | if (termno == NULL) | |
234 | goto out; | |
235 | vtermno = termno[0]; | |
236 | ||
237 | if (device_is_compatible(stdout_node, "hvterm1")) { | |
238 | udbg_putc = udbg_putcLP; | |
239 | udbg_getc = udbg_getcLP; | |
240 | udbg_getc_poll = udbg_getc_pollLP; | |
241 | if (add_console) | |
242 | add_preferred_console("hvc", termno[0] & 0xff, NULL); | |
243 | } else if (device_is_compatible(stdout_node, "hvterm-protocol")) { | |
244 | vtermno = termno[0]; | |
245 | udbg_putc = udbg_hvsi_putc; | |
246 | udbg_getc = udbg_hvsi_getc; | |
247 | udbg_getc_poll = udbg_hvsi_getc_poll; | |
248 | if (add_console) | |
249 | add_preferred_console("hvsi", termno[0] & 0xff, NULL); | |
1da177e4 | 250 | } |
1da177e4 LT |
251 | out: |
252 | of_node_put(stdout_node); | |
1da177e4 LT |
253 | } |
254 | ||
255 | void vpa_init(int cpu) | |
256 | { | |
257 | int hwcpu = get_hard_smp_processor_id(cpu); | |
3356bb9f | 258 | unsigned long vpa = __pa(&lppaca[cpu]); |
1da177e4 | 259 | long ret; |
233ccd0d OJ |
260 | |
261 | if (cpu_has_feature(CPU_FTR_ALTIVEC)) | |
3356bb9f | 262 | lppaca[cpu].vmxregs_in_use = 1; |
233ccd0d | 263 | |
40765d2b | 264 | ret = register_vpa(hwcpu, vpa); |
1da177e4 LT |
265 | |
266 | if (ret) | |
267 | printk(KERN_ERR "WARNING: vpa_init: VPA registration for " | |
268 | "cpu %d (hw %d) of area %lx returns %ld\n", | |
40765d2b | 269 | cpu, hwcpu, vpa, ret); |
1da177e4 LT |
270 | } |
271 | ||
272 | long pSeries_lpar_hpte_insert(unsigned long hpte_group, | |
3c726f8d BH |
273 | unsigned long va, unsigned long pa, |
274 | unsigned long rflags, unsigned long vflags, | |
275 | int psize) | |
1da177e4 | 276 | { |
1da177e4 LT |
277 | unsigned long lpar_rc; |
278 | unsigned long flags; | |
279 | unsigned long slot; | |
96e28449 | 280 | unsigned long hpte_v, hpte_r; |
1da177e4 LT |
281 | unsigned long dummy0, dummy1; |
282 | ||
3c726f8d BH |
283 | if (!(vflags & HPTE_V_BOLTED)) |
284 | DBG_LOW("hpte_insert(group=%lx, va=%016lx, pa=%016lx, " | |
285 | "rflags=%lx, vflags=%lx, psize=%d)\n", | |
286 | hpte_group, va, pa, rflags, vflags, psize); | |
287 | ||
288 | hpte_v = hpte_encode_v(va, psize) | vflags | HPTE_V_VALID; | |
289 | hpte_r = hpte_encode_r(pa, psize) | rflags; | |
290 | ||
291 | if (!(vflags & HPTE_V_BOLTED)) | |
292 | DBG_LOW(" hpte_v=%016lx, hpte_r=%016lx\n", hpte_v, hpte_r); | |
293 | ||
1da177e4 LT |
294 | /* Now fill in the actual HPTE */ |
295 | /* Set CEC cookie to 0 */ | |
296 | /* Zero page = 0 */ | |
297 | /* I-cache Invalidate = 0 */ | |
298 | /* I-cache synchronize = 0 */ | |
299 | /* Exact = 0 */ | |
300 | flags = 0; | |
301 | ||
3c726f8d | 302 | /* Make pHyp happy */ |
96e28449 DG |
303 | if (rflags & (_PAGE_GUARDED|_PAGE_NO_CACHE)) |
304 | hpte_r &= ~_PAGE_COHERENT; | |
1da177e4 | 305 | |
96e28449 DG |
306 | lpar_rc = plpar_hcall(H_ENTER, flags, hpte_group, hpte_v, |
307 | hpte_r, &slot, &dummy0, &dummy1); | |
706c8c93 | 308 | if (unlikely(lpar_rc == H_PTEG_FULL)) { |
3c726f8d BH |
309 | if (!(vflags & HPTE_V_BOLTED)) |
310 | DBG_LOW(" full\n"); | |
1da177e4 | 311 | return -1; |
3c726f8d | 312 | } |
1da177e4 LT |
313 | |
314 | /* | |
315 | * Since we try and ioremap PHBs we don't own, the pte insert | |
316 | * will fail. However we must catch the failure in hash_page | |
317 | * or we will loop forever, so return -2 in this case. | |
318 | */ | |
706c8c93 | 319 | if (unlikely(lpar_rc != H_SUCCESS)) { |
3c726f8d BH |
320 | if (!(vflags & HPTE_V_BOLTED)) |
321 | DBG_LOW(" lpar err %d\n", lpar_rc); | |
1da177e4 | 322 | return -2; |
3c726f8d BH |
323 | } |
324 | if (!(vflags & HPTE_V_BOLTED)) | |
325 | DBG_LOW(" -> slot: %d\n", slot & 7); | |
1da177e4 LT |
326 | |
327 | /* Because of iSeries, we have to pass down the secondary | |
328 | * bucket bit here as well | |
329 | */ | |
96e28449 | 330 | return (slot & 7) | (!!(vflags & HPTE_V_SECONDARY) << 3); |
1da177e4 LT |
331 | } |
332 | ||
333 | static DEFINE_SPINLOCK(pSeries_lpar_tlbie_lock); | |
334 | ||
335 | static long pSeries_lpar_hpte_remove(unsigned long hpte_group) | |
336 | { | |
337 | unsigned long slot_offset; | |
338 | unsigned long lpar_rc; | |
339 | int i; | |
340 | unsigned long dummy1, dummy2; | |
341 | ||
342 | /* pick a random slot to start at */ | |
343 | slot_offset = mftb() & 0x7; | |
344 | ||
345 | for (i = 0; i < HPTES_PER_GROUP; i++) { | |
346 | ||
347 | /* don't remove a bolted entry */ | |
348 | lpar_rc = plpar_pte_remove(H_ANDCOND, hpte_group + slot_offset, | |
349 | (0x1UL << 4), &dummy1, &dummy2); | |
706c8c93 | 350 | if (lpar_rc == H_SUCCESS) |
1da177e4 | 351 | return i; |
706c8c93 | 352 | BUG_ON(lpar_rc != H_NOT_FOUND); |
1da177e4 LT |
353 | |
354 | slot_offset++; | |
355 | slot_offset &= 0x7; | |
356 | } | |
357 | ||
358 | return -1; | |
359 | } | |
360 | ||
361 | static void pSeries_lpar_hptab_clear(void) | |
362 | { | |
363 | unsigned long size_bytes = 1UL << ppc64_pft_size; | |
364 | unsigned long hpte_count = size_bytes >> 4; | |
365 | unsigned long dummy1, dummy2; | |
366 | int i; | |
367 | ||
368 | /* TODO: Use bulk call */ | |
369 | for (i = 0; i < hpte_count; i++) | |
370 | plpar_pte_remove(0, i, 0, &dummy1, &dummy2); | |
371 | } | |
372 | ||
373 | /* | |
374 | * NOTE: for updatepp ops we are fortunate that the linux "newpp" bits and | |
375 | * the low 3 bits of flags happen to line up. So no transform is needed. | |
376 | * We can probably optimize here and assume the high bits of newpp are | |
377 | * already zero. For now I am paranoid. | |
378 | */ | |
3c726f8d BH |
379 | static long pSeries_lpar_hpte_updatepp(unsigned long slot, |
380 | unsigned long newpp, | |
381 | unsigned long va, | |
382 | int psize, int local) | |
1da177e4 LT |
383 | { |
384 | unsigned long lpar_rc; | |
385 | unsigned long flags = (newpp & 7) | H_AVPN; | |
3c726f8d | 386 | unsigned long want_v; |
1da177e4 | 387 | |
3c726f8d | 388 | want_v = hpte_encode_v(va, psize); |
1da177e4 | 389 | |
3c726f8d BH |
390 | DBG_LOW(" update: avpnv=%016lx, hash=%016lx, f=%x, psize: %d ... ", |
391 | want_v & HPTE_V_AVPN, slot, flags, psize); | |
1da177e4 | 392 | |
3c726f8d BH |
393 | lpar_rc = plpar_pte_protect(flags, slot, want_v & HPTE_V_AVPN); |
394 | ||
706c8c93 | 395 | if (lpar_rc == H_NOT_FOUND) { |
3c726f8d | 396 | DBG_LOW("not found !\n"); |
1da177e4 | 397 | return -1; |
3c726f8d BH |
398 | } |
399 | ||
400 | DBG_LOW("ok\n"); | |
1da177e4 | 401 | |
706c8c93 | 402 | BUG_ON(lpar_rc != H_SUCCESS); |
1da177e4 LT |
403 | |
404 | return 0; | |
405 | } | |
406 | ||
407 | static unsigned long pSeries_lpar_hpte_getword0(unsigned long slot) | |
408 | { | |
409 | unsigned long dword0; | |
410 | unsigned long lpar_rc; | |
411 | unsigned long dummy_word1; | |
412 | unsigned long flags; | |
413 | ||
414 | /* Read 1 pte at a time */ | |
415 | /* Do not need RPN to logical page translation */ | |
416 | /* No cross CEC PFT access */ | |
417 | flags = 0; | |
418 | ||
419 | lpar_rc = plpar_pte_read(flags, slot, &dword0, &dummy_word1); | |
420 | ||
706c8c93 | 421 | BUG_ON(lpar_rc != H_SUCCESS); |
1da177e4 LT |
422 | |
423 | return dword0; | |
424 | } | |
425 | ||
3c726f8d | 426 | static long pSeries_lpar_hpte_find(unsigned long va, int psize) |
1da177e4 LT |
427 | { |
428 | unsigned long hash; | |
429 | unsigned long i, j; | |
430 | long slot; | |
3c726f8d | 431 | unsigned long want_v, hpte_v; |
1da177e4 | 432 | |
3c726f8d BH |
433 | hash = hpt_hash(va, mmu_psize_defs[psize].shift); |
434 | want_v = hpte_encode_v(va, psize); | |
1da177e4 LT |
435 | |
436 | for (j = 0; j < 2; j++) { | |
437 | slot = (hash & htab_hash_mask) * HPTES_PER_GROUP; | |
438 | for (i = 0; i < HPTES_PER_GROUP; i++) { | |
96e28449 | 439 | hpte_v = pSeries_lpar_hpte_getword0(slot); |
1da177e4 | 440 | |
3c726f8d | 441 | if (HPTE_V_COMPARE(hpte_v, want_v) |
96e28449 DG |
442 | && (hpte_v & HPTE_V_VALID) |
443 | && (!!(hpte_v & HPTE_V_SECONDARY) == j)) { | |
1da177e4 LT |
444 | /* HPTE matches */ |
445 | if (j) | |
446 | slot = -slot; | |
447 | return slot; | |
448 | } | |
449 | ++slot; | |
450 | } | |
451 | hash = ~hash; | |
452 | } | |
453 | ||
454 | return -1; | |
455 | } | |
456 | ||
457 | static void pSeries_lpar_hpte_updateboltedpp(unsigned long newpp, | |
3c726f8d BH |
458 | unsigned long ea, |
459 | int psize) | |
1da177e4 | 460 | { |
3c726f8d | 461 | unsigned long lpar_rc, slot, vsid, va, flags; |
1da177e4 LT |
462 | |
463 | vsid = get_kernel_vsid(ea); | |
464 | va = (vsid << 28) | (ea & 0x0fffffff); | |
1da177e4 | 465 | |
3c726f8d | 466 | slot = pSeries_lpar_hpte_find(va, psize); |
1da177e4 LT |
467 | BUG_ON(slot == -1); |
468 | ||
469 | flags = newpp & 7; | |
470 | lpar_rc = plpar_pte_protect(flags, slot, 0); | |
471 | ||
706c8c93 | 472 | BUG_ON(lpar_rc != H_SUCCESS); |
1da177e4 LT |
473 | } |
474 | ||
475 | static void pSeries_lpar_hpte_invalidate(unsigned long slot, unsigned long va, | |
3c726f8d | 476 | int psize, int local) |
1da177e4 | 477 | { |
3c726f8d | 478 | unsigned long want_v; |
1da177e4 LT |
479 | unsigned long lpar_rc; |
480 | unsigned long dummy1, dummy2; | |
481 | ||
3c726f8d BH |
482 | DBG_LOW(" inval : slot=%lx, va=%016lx, psize: %d, local: %d", |
483 | slot, va, psize, local); | |
1da177e4 | 484 | |
3c726f8d BH |
485 | want_v = hpte_encode_v(va, psize); |
486 | lpar_rc = plpar_pte_remove(H_AVPN, slot, want_v & HPTE_V_AVPN, | |
487 | &dummy1, &dummy2); | |
706c8c93 | 488 | if (lpar_rc == H_NOT_FOUND) |
1da177e4 LT |
489 | return; |
490 | ||
706c8c93 | 491 | BUG_ON(lpar_rc != H_SUCCESS); |
1da177e4 LT |
492 | } |
493 | ||
494 | /* | |
495 | * Take a spinlock around flushes to avoid bouncing the hypervisor tlbie | |
496 | * lock. | |
497 | */ | |
61b1a942 | 498 | void pSeries_lpar_flush_hash_range(unsigned long number, int local) |
1da177e4 LT |
499 | { |
500 | int i; | |
501 | unsigned long flags = 0; | |
502 | struct ppc64_tlb_batch *batch = &__get_cpu_var(ppc64_tlb_batch); | |
503 | int lock_tlbie = !cpu_has_feature(CPU_FTR_LOCKLESS_TLBIE); | |
504 | ||
505 | if (lock_tlbie) | |
506 | spin_lock_irqsave(&pSeries_lpar_tlbie_lock, flags); | |
507 | ||
508 | for (i = 0; i < number; i++) | |
3c726f8d BH |
509 | flush_hash_page(batch->vaddr[i], batch->pte[i], |
510 | batch->psize, local); | |
1da177e4 LT |
511 | |
512 | if (lock_tlbie) | |
513 | spin_unlock_irqrestore(&pSeries_lpar_tlbie_lock, flags); | |
514 | } | |
515 | ||
7d0daae4 | 516 | void __init hpte_init_lpar(void) |
1da177e4 LT |
517 | { |
518 | ppc_md.hpte_invalidate = pSeries_lpar_hpte_invalidate; | |
519 | ppc_md.hpte_updatepp = pSeries_lpar_hpte_updatepp; | |
520 | ppc_md.hpte_updateboltedpp = pSeries_lpar_hpte_updateboltedpp; | |
521 | ppc_md.hpte_insert = pSeries_lpar_hpte_insert; | |
522 | ppc_md.hpte_remove = pSeries_lpar_hpte_remove; | |
523 | ppc_md.flush_hash_range = pSeries_lpar_flush_hash_range; | |
524 | ppc_md.hpte_clear_all = pSeries_lpar_hptab_clear; | |
1da177e4 | 525 | } |