Merge branch 'linus' into irq/numa
[sfrench/cifs-2.6.git] / arch / x86 / kernel / apic / es7000_32.c
1 /*
2  * Written by: Garry Forsgren, Unisys Corporation
3  *             Natalie Protasevich, Unisys Corporation
4  *
5  * This file contains the code to configure and interface
6  * with Unisys ES7000 series hardware system manager.
7  *
8  * Copyright (c) 2003 Unisys Corporation.
9  * Copyright (C) 2009, Red Hat, Inc., Ingo Molnar
10  *
11  *   All Rights Reserved.
12  *
13  * This program is free software; you can redistribute it and/or modify it
14  * under the terms of version 2 of the GNU General Public License as
15  * published by the Free Software Foundation.
16  *
17  * This program is distributed in the hope that it would be useful, but
18  * WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
20  *
21  * You should have received a copy of the GNU General Public License along
22  * with this program; if not, write the Free Software Foundation, Inc., 59
23  * Temple Place - Suite 330, Boston MA 02111-1307, USA.
24  *
25  * Contact information: Unisys Corporation, Township Line & Union Meeting
26  * Roads-A, Unisys Way, Blue Bell, Pennsylvania, 19424, or:
27  *
28  * http://www.unisys.com
29  */
30 #include <linux/notifier.h>
31 #include <linux/spinlock.h>
32 #include <linux/cpumask.h>
33 #include <linux/threads.h>
34 #include <linux/kernel.h>
35 #include <linux/module.h>
36 #include <linux/reboot.h>
37 #include <linux/string.h>
38 #include <linux/types.h>
39 #include <linux/errno.h>
40 #include <linux/acpi.h>
41 #include <linux/init.h>
42 #include <linux/nmi.h>
43 #include <linux/smp.h>
44 #include <linux/io.h>
45
46 #include <asm/apicdef.h>
47 #include <asm/atomic.h>
48 #include <asm/fixmap.h>
49 #include <asm/mpspec.h>
50 #include <asm/setup.h>
51 #include <asm/apic.h>
52 #include <asm/ipi.h>
53
54 /*
55  * ES7000 chipsets
56  */
57
58 #define NON_UNISYS                      0
59 #define ES7000_CLASSIC                  1
60 #define ES7000_ZORRO                    2
61
62 #define MIP_REG                         1
63 #define MIP_PSAI_REG                    4
64
65 #define MIP_BUSY                        1
66 #define MIP_SPIN                        0xf0000
67 #define MIP_VALID                       0x0100000000000000ULL
68 #define MIP_SW_APIC                     0x1020b
69
70 #define MIP_PORT(val)                   ((val >> 32) & 0xffff)
71
72 #define MIP_RD_LO(val)                  (val & 0xffffffff)
73
74 struct mip_reg {
75         unsigned long long              off_0x00;
76         unsigned long long              off_0x08;
77         unsigned long long              off_0x10;
78         unsigned long long              off_0x18;
79         unsigned long long              off_0x20;
80         unsigned long long              off_0x28;
81         unsigned long long              off_0x30;
82         unsigned long long              off_0x38;
83 };
84
85 struct mip_reg_info {
86         unsigned long long              mip_info;
87         unsigned long long              delivery_info;
88         unsigned long long              host_reg;
89         unsigned long long              mip_reg;
90 };
91
92 struct psai {
93         unsigned long long              entry_type;
94         unsigned long long              addr;
95         unsigned long long              bep_addr;
96 };
97
98 #ifdef CONFIG_ACPI
99
100 struct es7000_oem_table {
101         struct acpi_table_header        Header;
102         u32                             OEMTableAddr;
103         u32                             OEMTableSize;
104 };
105
106 static unsigned long                    oem_addrX;
107 static unsigned long                    oem_size;
108
109 #endif
110
111 /*
112  * ES7000 Globals
113  */
114
115 static volatile unsigned long           *psai;
116 static struct mip_reg                   *mip_reg;
117 static struct mip_reg                   *host_reg;
118 static int                              mip_port;
119 static unsigned long                    mip_addr;
120 static unsigned long                    host_addr;
121
122 int                                     es7000_plat;
123
124 /*
125  * GSI override for ES7000 platforms.
126  */
127
128 static unsigned int                     base;
129
130 static int
131 es7000_rename_gsi(int ioapic, int gsi)
132 {
133         if (es7000_plat == ES7000_ZORRO)
134                 return gsi;
135
136         if (!base) {
137                 int i;
138                 for (i = 0; i < nr_ioapics; i++)
139                         base += nr_ioapic_registers[i];
140         }
141
142         if (!ioapic && (gsi < 16))
143                 gsi += base;
144
145         return gsi;
146 }
147
148 static int __cpuinit wakeup_secondary_cpu_via_mip(int cpu, unsigned long eip)
149 {
150         unsigned long vect = 0, psaival = 0;
151
152         if (psai == NULL)
153                 return -1;
154
155         vect = ((unsigned long)__pa(eip)/0x1000) << 16;
156         psaival = (0x1000000 | vect | cpu);
157
158         while (*psai & 0x1000000)
159                 ;
160
161         *psai = psaival;
162
163         return 0;
164 }
165
166 static int es7000_apic_is_cluster(void)
167 {
168         /* MPENTIUMIII */
169         if (boot_cpu_data.x86 == 6 &&
170             (boot_cpu_data.x86_model >= 7 || boot_cpu_data.x86_model <= 11))
171                 return 1;
172
173         return 0;
174 }
175
176 static void setup_unisys(void)
177 {
178         /*
179          * Determine the generation of the ES7000 currently running.
180          *
181          * es7000_plat = 1 if the machine is a 5xx ES7000 box
182          * es7000_plat = 2 if the machine is a x86_64 ES7000 box
183          *
184          */
185         if (!(boot_cpu_data.x86 <= 15 && boot_cpu_data.x86_model <= 2))
186                 es7000_plat = ES7000_ZORRO;
187         else
188                 es7000_plat = ES7000_CLASSIC;
189         ioapic_renumber_irq = es7000_rename_gsi;
190 }
191
192 /*
193  * Parse the OEM Table:
194  */
195 static int parse_unisys_oem(char *oemptr)
196 {
197         int                     i;
198         int                     success = 0;
199         unsigned char           type, size;
200         unsigned long           val;
201         char                    *tp = NULL;
202         struct psai             *psaip = NULL;
203         struct mip_reg_info     *mi;
204         struct mip_reg          *host, *mip;
205
206         tp = oemptr;
207
208         tp += 8;
209
210         for (i = 0; i <= 6; i++) {
211                 type = *tp++;
212                 size = *tp++;
213                 tp -= 2;
214                 switch (type) {
215                 case MIP_REG:
216                         mi = (struct mip_reg_info *)tp;
217                         val = MIP_RD_LO(mi->host_reg);
218                         host_addr = val;
219                         host = (struct mip_reg *)val;
220                         host_reg = __va(host);
221                         val = MIP_RD_LO(mi->mip_reg);
222                         mip_port = MIP_PORT(mi->mip_info);
223                         mip_addr = val;
224                         mip = (struct mip_reg *)val;
225                         mip_reg = __va(mip);
226                         pr_debug("es7000_mipcfg: host_reg = 0x%lx \n",
227                                  (unsigned long)host_reg);
228                         pr_debug("es7000_mipcfg: mip_reg = 0x%lx \n",
229                                  (unsigned long)mip_reg);
230                         success++;
231                         break;
232                 case MIP_PSAI_REG:
233                         psaip = (struct psai *)tp;
234                         if (tp != NULL) {
235                                 if (psaip->addr)
236                                         psai = __va(psaip->addr);
237                                 else
238                                         psai = NULL;
239                                 success++;
240                         }
241                         break;
242                 default:
243                         break;
244                 }
245                 tp += size;
246         }
247
248         if (success < 2)
249                 es7000_plat = NON_UNISYS;
250         else
251                 setup_unisys();
252
253         return es7000_plat;
254 }
255
256 #ifdef CONFIG_ACPI
257 static int __init find_unisys_acpi_oem_table(unsigned long *oem_addr)
258 {
259         struct acpi_table_header *header = NULL;
260         struct es7000_oem_table *table;
261         acpi_size tbl_size;
262         acpi_status ret;
263         int i = 0;
264
265         for (;;) {
266                 ret = acpi_get_table_with_size("OEM1", i++, &header, &tbl_size);
267                 if (!ACPI_SUCCESS(ret))
268                         return -1;
269
270                 if (!memcmp((char *) &header->oem_id, "UNISYS", 6))
271                         break;
272
273                 early_acpi_os_unmap_memory(header, tbl_size);
274         }
275
276         table = (void *)header;
277
278         oem_addrX       = table->OEMTableAddr;
279         oem_size        = table->OEMTableSize;
280
281         early_acpi_os_unmap_memory(header, tbl_size);
282
283         *oem_addr       = (unsigned long)__acpi_map_table(oem_addrX, oem_size);
284
285         return 0;
286 }
287
288 static void __init unmap_unisys_acpi_oem_table(unsigned long oem_addr)
289 {
290         if (!oem_addr)
291                 return;
292
293         __acpi_unmap_table((char *)oem_addr, oem_size);
294 }
295
296 static int es7000_check_dsdt(void)
297 {
298         struct acpi_table_header header;
299
300         if (ACPI_SUCCESS(acpi_get_table_header(ACPI_SIG_DSDT, 0, &header)) &&
301             !strncmp(header.oem_id, "UNISYS", 6))
302                 return 1;
303         return 0;
304 }
305
306 static int es7000_acpi_ret;
307
308 /* Hook from generic ACPI tables.c */
309 static int __init es7000_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
310 {
311         unsigned long oem_addr = 0;
312         int check_dsdt;
313         int ret = 0;
314
315         /* check dsdt at first to avoid clear fix_map for oem_addr */
316         check_dsdt = es7000_check_dsdt();
317
318         if (!find_unisys_acpi_oem_table(&oem_addr)) {
319                 if (check_dsdt) {
320                         ret = parse_unisys_oem((char *)oem_addr);
321                 } else {
322                         setup_unisys();
323                         ret = 1;
324                 }
325                 /*
326                  * we need to unmap it
327                  */
328                 unmap_unisys_acpi_oem_table(oem_addr);
329         }
330
331         es7000_acpi_ret = ret;
332
333         return ret && !es7000_apic_is_cluster();
334 }
335
336 static int es7000_acpi_madt_oem_check_cluster(char *oem_id, char *oem_table_id)
337 {
338         int ret = es7000_acpi_ret;
339
340         return ret && es7000_apic_is_cluster();
341 }
342
343 #else /* !CONFIG_ACPI: */
344 static int es7000_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
345 {
346         return 0;
347 }
348
349 static int es7000_acpi_madt_oem_check_cluster(char *oem_id, char *oem_table_id)
350 {
351         return 0;
352 }
353 #endif /* !CONFIG_ACPI */
354
355 static void es7000_spin(int n)
356 {
357         int i = 0;
358
359         while (i++ < n)
360                 rep_nop();
361 }
362
363 static int es7000_mip_write(struct mip_reg *mip_reg)
364 {
365         int status = 0;
366         int spin;
367
368         spin = MIP_SPIN;
369         while ((host_reg->off_0x38 & MIP_VALID) != 0) {
370                 if (--spin <= 0) {
371                         WARN(1, "Timeout waiting for Host Valid Flag\n");
372                         return -1;
373                 }
374                 es7000_spin(MIP_SPIN);
375         }
376
377         memcpy(host_reg, mip_reg, sizeof(struct mip_reg));
378         outb(1, mip_port);
379
380         spin = MIP_SPIN;
381
382         while ((mip_reg->off_0x38 & MIP_VALID) == 0) {
383                 if (--spin <= 0) {
384                         WARN(1, "Timeout waiting for MIP Valid Flag\n");
385                         return -1;
386                 }
387                 es7000_spin(MIP_SPIN);
388         }
389
390         status = (mip_reg->off_0x00 & 0xffff0000000000ULL) >> 48;
391         mip_reg->off_0x38 &= ~MIP_VALID;
392
393         return status;
394 }
395
396 static void es7000_enable_apic_mode(void)
397 {
398         struct mip_reg es7000_mip_reg;
399         int mip_status;
400
401         if (!es7000_plat)
402                 return;
403
404         printk(KERN_INFO "ES7000: Enabling APIC mode.\n");
405         memset(&es7000_mip_reg, 0, sizeof(struct mip_reg));
406         es7000_mip_reg.off_0x00 = MIP_SW_APIC;
407         es7000_mip_reg.off_0x38 = MIP_VALID;
408
409         while ((mip_status = es7000_mip_write(&es7000_mip_reg)) != 0)
410                 WARN(1, "Command failed, status = %x\n", mip_status);
411 }
412
413 static void es7000_vector_allocation_domain(int cpu, struct cpumask *retmask)
414 {
415         /* Careful. Some cpus do not strictly honor the set of cpus
416          * specified in the interrupt destination when using lowest
417          * priority interrupt delivery mode.
418          *
419          * In particular there was a hyperthreading cpu observed to
420          * deliver interrupts to the wrong hyperthread when only one
421          * hyperthread was specified in the interrupt desitination.
422          */
423         cpumask_clear(retmask);
424         cpumask_bits(retmask)[0] = APIC_ALL_CPUS;
425 }
426
427
428 static void es7000_wait_for_init_deassert(atomic_t *deassert)
429 {
430         while (!atomic_read(deassert))
431                 cpu_relax();
432 }
433
434 static unsigned int es7000_get_apic_id(unsigned long x)
435 {
436         return (x >> 24) & 0xFF;
437 }
438
439 static void es7000_send_IPI_mask(const struct cpumask *mask, int vector)
440 {
441         default_send_IPI_mask_sequence_phys(mask, vector);
442 }
443
444 static void es7000_send_IPI_allbutself(int vector)
445 {
446         default_send_IPI_mask_allbutself_phys(cpu_online_mask, vector);
447 }
448
449 static void es7000_send_IPI_all(int vector)
450 {
451         es7000_send_IPI_mask(cpu_online_mask, vector);
452 }
453
454 static int es7000_apic_id_registered(void)
455 {
456         return 1;
457 }
458
459 static const struct cpumask *target_cpus_cluster(void)
460 {
461         return cpu_all_mask;
462 }
463
464 static const struct cpumask *es7000_target_cpus(void)
465 {
466         return cpumask_of(smp_processor_id());
467 }
468
469 static unsigned long
470 es7000_check_apicid_used(physid_mask_t bitmap, int apicid)
471 {
472         return 0;
473 }
474 static unsigned long es7000_check_apicid_present(int bit)
475 {
476         return physid_isset(bit, phys_cpu_present_map);
477 }
478
479 static unsigned long calculate_ldr(int cpu)
480 {
481         unsigned long id = per_cpu(x86_bios_cpu_apicid, cpu);
482
483         return SET_APIC_LOGICAL_ID(id);
484 }
485
486 /*
487  * Set up the logical destination ID.
488  *
489  * Intel recommends to set DFR, LdR and TPR before enabling
490  * an APIC.  See e.g. "AP-388 82489DX User's Manual" (Intel
491  * document number 292116).  So here it goes...
492  */
493 static void es7000_init_apic_ldr_cluster(void)
494 {
495         unsigned long val;
496         int cpu = smp_processor_id();
497
498         apic_write(APIC_DFR, APIC_DFR_CLUSTER);
499         val = calculate_ldr(cpu);
500         apic_write(APIC_LDR, val);
501 }
502
503 static void es7000_init_apic_ldr(void)
504 {
505         unsigned long val;
506         int cpu = smp_processor_id();
507
508         apic_write(APIC_DFR, APIC_DFR_FLAT);
509         val = calculate_ldr(cpu);
510         apic_write(APIC_LDR, val);
511 }
512
513 static void es7000_setup_apic_routing(void)
514 {
515         int apic = per_cpu(x86_bios_cpu_apicid, smp_processor_id());
516
517         printk(KERN_INFO
518           "Enabling APIC mode:  %s. Using %d I/O APICs, target cpus %lx\n",
519                 (apic_version[apic] == 0x14) ?
520                         "Physical Cluster" : "Logical Cluster",
521                 nr_ioapics, cpumask_bits(es7000_target_cpus())[0]);
522 }
523
524 static int es7000_apicid_to_node(int logical_apicid)
525 {
526         return 0;
527 }
528
529
530 static int es7000_cpu_present_to_apicid(int mps_cpu)
531 {
532         if (!mps_cpu)
533                 return boot_cpu_physical_apicid;
534         else if (mps_cpu < nr_cpu_ids)
535                 return per_cpu(x86_bios_cpu_apicid, mps_cpu);
536         else
537                 return BAD_APICID;
538 }
539
540 static int cpu_id;
541
542 static physid_mask_t es7000_apicid_to_cpu_present(int phys_apicid)
543 {
544         physid_mask_t mask;
545
546         mask = physid_mask_of_physid(cpu_id);
547         ++cpu_id;
548
549         return mask;
550 }
551
552 /* Mapping from cpu number to logical apicid */
553 static int es7000_cpu_to_logical_apicid(int cpu)
554 {
555 #ifdef CONFIG_SMP
556         if (cpu >= nr_cpu_ids)
557                 return BAD_APICID;
558         return cpu_2_logical_apicid[cpu];
559 #else
560         return logical_smp_processor_id();
561 #endif
562 }
563
564 static physid_mask_t es7000_ioapic_phys_id_map(physid_mask_t phys_map)
565 {
566         /* For clustered we don't have a good way to do this yet - hack */
567         return physids_promote(0xff);
568 }
569
570 static int es7000_check_phys_apicid_present(int cpu_physical_apicid)
571 {
572         boot_cpu_physical_apicid = read_apic_id();
573         return 1;
574 }
575
576 static unsigned int es7000_cpu_mask_to_apicid(const struct cpumask *cpumask)
577 {
578         unsigned int round = 0;
579         int cpu, uninitialized_var(apicid);
580
581         /*
582          * The cpus in the mask must all be on the apic cluster.
583          */
584         for_each_cpu(cpu, cpumask) {
585                 int new_apicid = es7000_cpu_to_logical_apicid(cpu);
586
587                 if (round && APIC_CLUSTER(apicid) != APIC_CLUSTER(new_apicid)) {
588                         WARN(1, "Not a valid mask!");
589
590                         return BAD_APICID;
591                 }
592                 apicid = new_apicid;
593                 round++;
594         }
595         return apicid;
596 }
597
598 static unsigned int
599 es7000_cpu_mask_to_apicid_and(const struct cpumask *inmask,
600                               const struct cpumask *andmask)
601 {
602         int apicid = es7000_cpu_to_logical_apicid(0);
603         cpumask_var_t cpumask;
604
605         if (!alloc_cpumask_var(&cpumask, GFP_ATOMIC))
606                 return apicid;
607
608         cpumask_and(cpumask, inmask, andmask);
609         cpumask_and(cpumask, cpumask, cpu_online_mask);
610         apicid = es7000_cpu_mask_to_apicid(cpumask);
611
612         free_cpumask_var(cpumask);
613
614         return apicid;
615 }
616
617 static int es7000_phys_pkg_id(int cpuid_apic, int index_msb)
618 {
619         return cpuid_apic >> index_msb;
620 }
621
622 static int probe_es7000(void)
623 {
624         /* probed later in mptable/ACPI hooks */
625         return 0;
626 }
627
628 static int es7000_mps_ret;
629 static int es7000_mps_oem_check(struct mpc_table *mpc, char *oem,
630                 char *productid)
631 {
632         int ret = 0;
633
634         if (mpc->oemptr) {
635                 struct mpc_oemtable *oem_table =
636                         (struct mpc_oemtable *)mpc->oemptr;
637
638                 if (!strncmp(oem, "UNISYS", 6))
639                         ret = parse_unisys_oem((char *)oem_table);
640         }
641
642         es7000_mps_ret = ret;
643
644         return ret && !es7000_apic_is_cluster();
645 }
646
647 static int es7000_mps_oem_check_cluster(struct mpc_table *mpc, char *oem,
648                 char *productid)
649 {
650         int ret = es7000_mps_ret;
651
652         return ret && es7000_apic_is_cluster();
653 }
654
655 struct apic apic_es7000_cluster = {
656
657         .name                           = "es7000",
658         .probe                          = probe_es7000,
659         .acpi_madt_oem_check            = es7000_acpi_madt_oem_check_cluster,
660         .apic_id_registered             = es7000_apic_id_registered,
661
662         .irq_delivery_mode              = dest_LowestPrio,
663         /* logical delivery broadcast to all procs: */
664         .irq_dest_mode                  = 1,
665
666         .target_cpus                    = target_cpus_cluster,
667         .disable_esr                    = 1,
668         .dest_logical                   = 0,
669         .check_apicid_used              = es7000_check_apicid_used,
670         .check_apicid_present           = es7000_check_apicid_present,
671
672         .vector_allocation_domain       = es7000_vector_allocation_domain,
673         .init_apic_ldr                  = es7000_init_apic_ldr_cluster,
674
675         .ioapic_phys_id_map             = es7000_ioapic_phys_id_map,
676         .setup_apic_routing             = es7000_setup_apic_routing,
677         .multi_timer_check              = NULL,
678         .apicid_to_node                 = es7000_apicid_to_node,
679         .cpu_to_logical_apicid          = es7000_cpu_to_logical_apicid,
680         .cpu_present_to_apicid          = es7000_cpu_present_to_apicid,
681         .apicid_to_cpu_present          = es7000_apicid_to_cpu_present,
682         .setup_portio_remap             = NULL,
683         .check_phys_apicid_present      = es7000_check_phys_apicid_present,
684         .enable_apic_mode               = es7000_enable_apic_mode,
685         .phys_pkg_id                    = es7000_phys_pkg_id,
686         .mps_oem_check                  = es7000_mps_oem_check_cluster,
687
688         .get_apic_id                    = es7000_get_apic_id,
689         .set_apic_id                    = NULL,
690         .apic_id_mask                   = 0xFF << 24,
691
692         .cpu_mask_to_apicid             = es7000_cpu_mask_to_apicid,
693         .cpu_mask_to_apicid_and         = es7000_cpu_mask_to_apicid_and,
694
695         .send_IPI_mask                  = es7000_send_IPI_mask,
696         .send_IPI_mask_allbutself       = NULL,
697         .send_IPI_allbutself            = es7000_send_IPI_allbutself,
698         .send_IPI_all                   = es7000_send_IPI_all,
699         .send_IPI_self                  = default_send_IPI_self,
700
701         .wakeup_secondary_cpu           = wakeup_secondary_cpu_via_mip,
702
703         .trampoline_phys_low            = 0x467,
704         .trampoline_phys_high           = 0x469,
705
706         .wait_for_init_deassert         = NULL,
707
708         /* Nothing to do for most platforms, since cleared by the INIT cycle: */
709         .smp_callin_clear_local_apic    = NULL,
710         .inquire_remote_apic            = default_inquire_remote_apic,
711
712         .read                           = native_apic_mem_read,
713         .write                          = native_apic_mem_write,
714         .icr_read                       = native_apic_icr_read,
715         .icr_write                      = native_apic_icr_write,
716         .wait_icr_idle                  = native_apic_wait_icr_idle,
717         .safe_wait_icr_idle             = native_safe_apic_wait_icr_idle,
718 };
719
720 struct apic __refdata apic_es7000 = {
721
722         .name                           = "es7000",
723         .probe                          = probe_es7000,
724         .acpi_madt_oem_check            = es7000_acpi_madt_oem_check,
725         .apic_id_registered             = es7000_apic_id_registered,
726
727         .irq_delivery_mode              = dest_Fixed,
728         /* phys delivery to target CPUs: */
729         .irq_dest_mode                  = 0,
730
731         .target_cpus                    = es7000_target_cpus,
732         .disable_esr                    = 1,
733         .dest_logical                   = 0,
734         .check_apicid_used              = es7000_check_apicid_used,
735         .check_apicid_present           = es7000_check_apicid_present,
736
737         .vector_allocation_domain       = es7000_vector_allocation_domain,
738         .init_apic_ldr                  = es7000_init_apic_ldr,
739
740         .ioapic_phys_id_map             = es7000_ioapic_phys_id_map,
741         .setup_apic_routing             = es7000_setup_apic_routing,
742         .multi_timer_check              = NULL,
743         .apicid_to_node                 = es7000_apicid_to_node,
744         .cpu_to_logical_apicid          = es7000_cpu_to_logical_apicid,
745         .cpu_present_to_apicid          = es7000_cpu_present_to_apicid,
746         .apicid_to_cpu_present          = es7000_apicid_to_cpu_present,
747         .setup_portio_remap             = NULL,
748         .check_phys_apicid_present      = es7000_check_phys_apicid_present,
749         .enable_apic_mode               = es7000_enable_apic_mode,
750         .phys_pkg_id                    = es7000_phys_pkg_id,
751         .mps_oem_check                  = es7000_mps_oem_check,
752
753         .get_apic_id                    = es7000_get_apic_id,
754         .set_apic_id                    = NULL,
755         .apic_id_mask                   = 0xFF << 24,
756
757         .cpu_mask_to_apicid             = es7000_cpu_mask_to_apicid,
758         .cpu_mask_to_apicid_and         = es7000_cpu_mask_to_apicid_and,
759
760         .send_IPI_mask                  = es7000_send_IPI_mask,
761         .send_IPI_mask_allbutself       = NULL,
762         .send_IPI_allbutself            = es7000_send_IPI_allbutself,
763         .send_IPI_all                   = es7000_send_IPI_all,
764         .send_IPI_self                  = default_send_IPI_self,
765
766         .trampoline_phys_low            = 0x467,
767         .trampoline_phys_high           = 0x469,
768
769         .wait_for_init_deassert         = es7000_wait_for_init_deassert,
770
771         /* Nothing to do for most platforms, since cleared by the INIT cycle: */
772         .smp_callin_clear_local_apic    = NULL,
773         .inquire_remote_apic            = default_inquire_remote_apic,
774
775         .read                           = native_apic_mem_read,
776         .write                          = native_apic_mem_write,
777         .icr_read                       = native_apic_icr_read,
778         .icr_write                      = native_apic_icr_write,
779         .wait_icr_idle                  = native_apic_wait_icr_idle,
780         .safe_wait_icr_idle             = native_safe_apic_wait_icr_idle,
781 };