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1a9c1ac4 XZ |
1 | /* |
2 | * kvm_host.h: used for kvm module, and hold ia64-specific sections. | |
3 | * | |
4 | * Copyright (C) 2007, Intel Corporation. | |
5 | * | |
6 | * Xiantao Zhang <xiantao.zhang@intel.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms and conditions of the GNU General Public License, | |
10 | * version 2, as published by the Free Software Foundation. | |
11 | * | |
12 | * This program is distributed in the hope it will be useful, but WITHOUT | |
13 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
15 | * more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License along with | |
18 | * this program; if not, write to the Free Software Foundation, Inc., 59 Temple | |
19 | * Place - Suite 330, Boston, MA 02111-1307 USA. | |
20 | * | |
21 | */ | |
22 | ||
23 | #ifndef __ASM_KVM_HOST_H | |
24 | #define __ASM_KVM_HOST_H | |
25 | ||
26 | ||
27 | #include <linux/types.h> | |
28 | #include <linux/mm.h> | |
29 | #include <linux/kvm.h> | |
30 | #include <linux/kvm_para.h> | |
31 | #include <linux/kvm_types.h> | |
32 | ||
33 | #include <asm/pal.h> | |
34 | #include <asm/sal.h> | |
35 | ||
36 | #define KVM_MAX_VCPUS 4 | |
37 | #define KVM_MEMORY_SLOTS 32 | |
38 | /* memory slots that does not exposed to userspace */ | |
39 | #define KVM_PRIVATE_MEM_SLOTS 4 | |
40 | ||
7f39f8ac | 41 | #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 |
1a9c1ac4 XZ |
42 | |
43 | /* define exit reasons from vmm to kvm*/ | |
44 | #define EXIT_REASON_VM_PANIC 0 | |
45 | #define EXIT_REASON_MMIO_INSTRUCTION 1 | |
46 | #define EXIT_REASON_PAL_CALL 2 | |
47 | #define EXIT_REASON_SAL_CALL 3 | |
48 | #define EXIT_REASON_SWITCH_RR6 4 | |
49 | #define EXIT_REASON_VM_DESTROY 5 | |
50 | #define EXIT_REASON_EXTERNAL_INTERRUPT 6 | |
51 | #define EXIT_REASON_IPI 7 | |
52 | #define EXIT_REASON_PTC_G 8 | |
53 | ||
54 | /*Define vmm address space and vm data space.*/ | |
55 | #define KVM_VMM_SIZE (16UL<<20) | |
56 | #define KVM_VMM_SHIFT 24 | |
57 | #define KVM_VMM_BASE 0xD000000000000000UL | |
58 | #define VMM_SIZE (8UL<<20) | |
59 | ||
60 | /* | |
61 | * Define vm_buffer, used by PAL Services, base address. | |
62 | * Note: vmbuffer is in the VMM-BLOCK, the size must be < 8M | |
63 | */ | |
64 | #define KVM_VM_BUFFER_BASE (KVM_VMM_BASE + VMM_SIZE) | |
65 | #define KVM_VM_BUFFER_SIZE (8UL<<20) | |
66 | ||
67 | /*Define Virtual machine data layout.*/ | |
68 | #define KVM_VM_DATA_SHIFT 24 | |
69 | #define KVM_VM_DATA_SIZE (1UL << KVM_VM_DATA_SHIFT) | |
70 | #define KVM_VM_DATA_BASE (KVM_VMM_BASE + KVM_VMM_SIZE) | |
71 | ||
72 | ||
73 | #define KVM_P2M_BASE KVM_VM_DATA_BASE | |
74 | #define KVM_P2M_OFS 0 | |
75 | #define KVM_P2M_SIZE (8UL << 20) | |
76 | ||
77 | #define KVM_VHPT_BASE (KVM_P2M_BASE + KVM_P2M_SIZE) | |
78 | #define KVM_VHPT_OFS KVM_P2M_SIZE | |
79 | #define KVM_VHPT_BLOCK_SIZE (2UL << 20) | |
80 | #define VHPT_SHIFT 18 | |
81 | #define VHPT_SIZE (1UL << VHPT_SHIFT) | |
82 | #define VHPT_NUM_ENTRIES (1<<(VHPT_SHIFT-5)) | |
83 | ||
84 | #define KVM_VTLB_BASE (KVM_VHPT_BASE+KVM_VHPT_BLOCK_SIZE) | |
85 | #define KVM_VTLB_OFS (KVM_VHPT_OFS+KVM_VHPT_BLOCK_SIZE) | |
86 | #define KVM_VTLB_BLOCK_SIZE (1UL<<20) | |
87 | #define VTLB_SHIFT 17 | |
88 | #define VTLB_SIZE (1UL<<VTLB_SHIFT) | |
89 | #define VTLB_NUM_ENTRIES (1<<(VTLB_SHIFT-5)) | |
90 | ||
91 | #define KVM_VPD_BASE (KVM_VTLB_BASE+KVM_VTLB_BLOCK_SIZE) | |
92 | #define KVM_VPD_OFS (KVM_VTLB_OFS+KVM_VTLB_BLOCK_SIZE) | |
93 | #define KVM_VPD_BLOCK_SIZE (2UL<<20) | |
94 | #define VPD_SHIFT 16 | |
95 | #define VPD_SIZE (1UL<<VPD_SHIFT) | |
96 | ||
97 | #define KVM_VCPU_BASE (KVM_VPD_BASE+KVM_VPD_BLOCK_SIZE) | |
98 | #define KVM_VCPU_OFS (KVM_VPD_OFS+KVM_VPD_BLOCK_SIZE) | |
99 | #define KVM_VCPU_BLOCK_SIZE (2UL<<20) | |
100 | #define VCPU_SHIFT 18 | |
101 | #define VCPU_SIZE (1UL<<VCPU_SHIFT) | |
102 | #define MAX_VCPU_NUM KVM_VCPU_BLOCK_SIZE/VCPU_SIZE | |
103 | ||
104 | #define KVM_VM_BASE (KVM_VCPU_BASE+KVM_VCPU_BLOCK_SIZE) | |
105 | #define KVM_VM_OFS (KVM_VCPU_OFS+KVM_VCPU_BLOCK_SIZE) | |
106 | #define KVM_VM_BLOCK_SIZE (1UL<<19) | |
107 | ||
108 | #define KVM_MEM_DIRTY_LOG_BASE (KVM_VM_BASE+KVM_VM_BLOCK_SIZE) | |
109 | #define KVM_MEM_DIRTY_LOG_OFS (KVM_VM_OFS+KVM_VM_BLOCK_SIZE) | |
110 | #define KVM_MEM_DIRTY_LOG_SIZE (1UL<<19) | |
111 | ||
112 | /* Get vpd, vhpt, tlb, vcpu, base*/ | |
113 | #define VPD_ADDR(n) (KVM_VPD_BASE+n*VPD_SIZE) | |
114 | #define VHPT_ADDR(n) (KVM_VHPT_BASE+n*VHPT_SIZE) | |
115 | #define VTLB_ADDR(n) (KVM_VTLB_BASE+n*VTLB_SIZE) | |
116 | #define VCPU_ADDR(n) (KVM_VCPU_BASE+n*VCPU_SIZE) | |
117 | ||
118 | /*IO section definitions*/ | |
119 | #define IOREQ_READ 1 | |
120 | #define IOREQ_WRITE 0 | |
121 | ||
122 | #define STATE_IOREQ_NONE 0 | |
123 | #define STATE_IOREQ_READY 1 | |
124 | #define STATE_IOREQ_INPROCESS 2 | |
125 | #define STATE_IORESP_READY 3 | |
126 | ||
127 | /*Guest Physical address layout.*/ | |
128 | #define GPFN_MEM (0UL << 60) /* Guest pfn is normal mem */ | |
129 | #define GPFN_FRAME_BUFFER (1UL << 60) /* VGA framebuffer */ | |
130 | #define GPFN_LOW_MMIO (2UL << 60) /* Low MMIO range */ | |
131 | #define GPFN_PIB (3UL << 60) /* PIB base */ | |
132 | #define GPFN_IOSAPIC (4UL << 60) /* IOSAPIC base */ | |
133 | #define GPFN_LEGACY_IO (5UL << 60) /* Legacy I/O base */ | |
134 | #define GPFN_GFW (6UL << 60) /* Guest Firmware */ | |
b010eb51 | 135 | #define GPFN_PHYS_MMIO (7UL << 60) /* Directed MMIO Range */ |
1a9c1ac4 XZ |
136 | |
137 | #define GPFN_IO_MASK (7UL << 60) /* Guest pfn is I/O type */ | |
138 | #define GPFN_INV_MASK (1UL << 63) /* Guest pfn is invalid */ | |
139 | #define INVALID_MFN (~0UL) | |
140 | #define MEM_G (1UL << 30) | |
141 | #define MEM_M (1UL << 20) | |
142 | #define MMIO_START (3 * MEM_G) | |
143 | #define MMIO_SIZE (512 * MEM_M) | |
144 | #define VGA_IO_START 0xA0000UL | |
145 | #define VGA_IO_SIZE 0x20000 | |
146 | #define LEGACY_IO_START (MMIO_START + MMIO_SIZE) | |
147 | #define LEGACY_IO_SIZE (64 * MEM_M) | |
148 | #define IO_SAPIC_START 0xfec00000UL | |
149 | #define IO_SAPIC_SIZE 0x100000 | |
150 | #define PIB_START 0xfee00000UL | |
151 | #define PIB_SIZE 0x200000 | |
152 | #define GFW_START (4 * MEM_G - 16 * MEM_M) | |
153 | #define GFW_SIZE (16 * MEM_M) | |
154 | ||
155 | /*Deliver mode, defined for ioapic.c*/ | |
156 | #define dest_Fixed IOSAPIC_FIXED | |
157 | #define dest_LowestPrio IOSAPIC_LOWEST_PRIORITY | |
158 | ||
159 | #define NMI_VECTOR 2 | |
160 | #define ExtINT_VECTOR 0 | |
161 | #define NULL_VECTOR (-1) | |
162 | #define IA64_SPURIOUS_INT_VECTOR 0x0f | |
163 | ||
164 | #define VCPU_LID(v) (((u64)(v)->vcpu_id) << 24) | |
165 | ||
166 | /* | |
167 | *Delivery mode | |
168 | */ | |
169 | #define SAPIC_DELIV_SHIFT 8 | |
170 | #define SAPIC_FIXED 0x0 | |
171 | #define SAPIC_LOWEST_PRIORITY 0x1 | |
172 | #define SAPIC_PMI 0x2 | |
173 | #define SAPIC_NMI 0x4 | |
174 | #define SAPIC_INIT 0x5 | |
175 | #define SAPIC_EXTINT 0x7 | |
176 | ||
177 | /* | |
178 | * vcpu->requests bit members for arch | |
179 | */ | |
180 | #define KVM_REQ_PTC_G 32 | |
181 | #define KVM_REQ_RESUME 33 | |
182 | ||
183 | #define KVM_PAGES_PER_HPAGE 1 | |
184 | ||
185 | struct kvm; | |
186 | struct kvm_vcpu; | |
187 | struct kvm_guest_debug{ | |
188 | }; | |
189 | ||
190 | struct kvm_mmio_req { | |
191 | uint64_t addr; /* physical address */ | |
192 | uint64_t size; /* size in bytes */ | |
193 | uint64_t data; /* data (or paddr of data) */ | |
194 | uint8_t state:4; | |
195 | uint8_t dir:1; /* 1=read, 0=write */ | |
196 | }; | |
197 | ||
198 | /*Pal data struct */ | |
199 | struct kvm_pal_call{ | |
200 | /*In area*/ | |
201 | uint64_t gr28; | |
202 | uint64_t gr29; | |
203 | uint64_t gr30; | |
204 | uint64_t gr31; | |
205 | /*Out area*/ | |
206 | struct ia64_pal_retval ret; | |
207 | }; | |
208 | ||
209 | /* Sal data structure */ | |
210 | struct kvm_sal_call{ | |
211 | /*In area*/ | |
212 | uint64_t in0; | |
213 | uint64_t in1; | |
214 | uint64_t in2; | |
215 | uint64_t in3; | |
216 | uint64_t in4; | |
217 | uint64_t in5; | |
218 | uint64_t in6; | |
219 | uint64_t in7; | |
220 | struct sal_ret_values ret; | |
221 | }; | |
222 | ||
223 | /*Guest change rr6*/ | |
224 | struct kvm_switch_rr6 { | |
225 | uint64_t old_rr; | |
226 | uint64_t new_rr; | |
227 | }; | |
228 | ||
229 | union ia64_ipi_a{ | |
230 | unsigned long val; | |
231 | struct { | |
232 | unsigned long rv : 3; | |
233 | unsigned long ir : 1; | |
234 | unsigned long eid : 8; | |
235 | unsigned long id : 8; | |
236 | unsigned long ib_base : 44; | |
237 | }; | |
238 | }; | |
239 | ||
240 | union ia64_ipi_d { | |
241 | unsigned long val; | |
242 | struct { | |
243 | unsigned long vector : 8; | |
244 | unsigned long dm : 3; | |
245 | unsigned long ig : 53; | |
246 | }; | |
247 | }; | |
248 | ||
249 | /*ipi check exit data*/ | |
250 | struct kvm_ipi_data{ | |
251 | union ia64_ipi_a addr; | |
252 | union ia64_ipi_d data; | |
253 | }; | |
254 | ||
255 | /*global purge data*/ | |
256 | struct kvm_ptc_g { | |
257 | unsigned long vaddr; | |
258 | unsigned long rr; | |
259 | unsigned long ps; | |
260 | struct kvm_vcpu *vcpu; | |
261 | }; | |
262 | ||
263 | /*Exit control data */ | |
264 | struct exit_ctl_data{ | |
265 | uint32_t exit_reason; | |
266 | uint32_t vm_status; | |
267 | union { | |
268 | struct kvm_mmio_req ioreq; | |
269 | struct kvm_pal_call pal_data; | |
270 | struct kvm_sal_call sal_data; | |
271 | struct kvm_switch_rr6 rr_data; | |
272 | struct kvm_ipi_data ipi_data; | |
273 | struct kvm_ptc_g ptc_g_data; | |
274 | } u; | |
275 | }; | |
276 | ||
277 | union pte_flags { | |
278 | unsigned long val; | |
279 | struct { | |
280 | unsigned long p : 1; /*0 */ | |
281 | unsigned long : 1; /* 1 */ | |
282 | unsigned long ma : 3; /* 2-4 */ | |
283 | unsigned long a : 1; /* 5 */ | |
284 | unsigned long d : 1; /* 6 */ | |
285 | unsigned long pl : 2; /* 7-8 */ | |
286 | unsigned long ar : 3; /* 9-11 */ | |
287 | unsigned long ppn : 38; /* 12-49 */ | |
288 | unsigned long : 2; /* 50-51 */ | |
289 | unsigned long ed : 1; /* 52 */ | |
290 | }; | |
291 | }; | |
292 | ||
293 | union ia64_pta { | |
294 | unsigned long val; | |
295 | struct { | |
296 | unsigned long ve : 1; | |
297 | unsigned long reserved0 : 1; | |
298 | unsigned long size : 6; | |
299 | unsigned long vf : 1; | |
300 | unsigned long reserved1 : 6; | |
301 | unsigned long base : 49; | |
302 | }; | |
303 | }; | |
304 | ||
305 | struct thash_cb { | |
306 | /* THASH base information */ | |
307 | struct thash_data *hash; /* hash table pointer */ | |
308 | union ia64_pta pta; | |
309 | int num; | |
310 | }; | |
311 | ||
312 | struct kvm_vcpu_stat { | |
313 | }; | |
314 | ||
315 | struct kvm_vcpu_arch { | |
316 | int launched; | |
317 | int last_exit; | |
318 | int last_run_cpu; | |
319 | int vmm_tr_slot; | |
320 | int vm_tr_slot; | |
321 | ||
a4535290 AK |
322 | #define KVM_MP_STATE_RUNNABLE 0 |
323 | #define KVM_MP_STATE_UNINITIALIZED 1 | |
324 | #define KVM_MP_STATE_INIT_RECEIVED 2 | |
325 | #define KVM_MP_STATE_HALTED 3 | |
1a9c1ac4 XZ |
326 | int mp_state; |
327 | ||
328 | #define MAX_PTC_G_NUM 3 | |
329 | int ptc_g_count; | |
330 | struct kvm_ptc_g ptc_g_data[MAX_PTC_G_NUM]; | |
331 | ||
332 | /*halt timer to wake up sleepy vcpus*/ | |
333 | struct hrtimer hlt_timer; | |
334 | long ht_active; | |
335 | ||
336 | struct kvm_lapic *apic; /* kernel irqchip context */ | |
337 | struct vpd *vpd; | |
338 | ||
339 | /* Exit data for vmm_transition*/ | |
340 | struct exit_ctl_data exit_data; | |
341 | ||
342 | cpumask_t cache_coherent_map; | |
343 | ||
344 | unsigned long vmm_rr; | |
345 | unsigned long host_rr6; | |
346 | unsigned long psbits[8]; | |
347 | unsigned long cr_iipa; | |
348 | unsigned long cr_isr; | |
349 | unsigned long vsa_base; | |
350 | unsigned long dirty_log_lock_pa; | |
351 | unsigned long __gp; | |
352 | /* TR and TC. */ | |
353 | struct thash_data itrs[NITRS]; | |
354 | struct thash_data dtrs[NDTRS]; | |
355 | /* Bit is set if there is a tr/tc for the region. */ | |
356 | unsigned char itr_regions; | |
357 | unsigned char dtr_regions; | |
358 | unsigned char tc_regions; | |
359 | /* purge all */ | |
360 | unsigned long ptce_base; | |
361 | unsigned long ptce_count[2]; | |
362 | unsigned long ptce_stride[2]; | |
363 | /* itc/itm */ | |
364 | unsigned long last_itc; | |
365 | long itc_offset; | |
366 | unsigned long itc_check; | |
367 | unsigned long timer_check; | |
368 | unsigned long timer_pending; | |
369 | ||
370 | unsigned long vrr[8]; | |
371 | unsigned long ibr[8]; | |
372 | unsigned long dbr[8]; | |
373 | unsigned long insvc[4]; /* Interrupt in service. */ | |
374 | unsigned long xtp; | |
375 | ||
376 | unsigned long metaphysical_rr0; /* from kvm_arch (so is pinned) */ | |
377 | unsigned long metaphysical_rr4; /* from kvm_arch (so is pinned) */ | |
378 | unsigned long metaphysical_saved_rr0; /* from kvm_arch */ | |
379 | unsigned long metaphysical_saved_rr4; /* from kvm_arch */ | |
380 | unsigned long fp_psr; /*used for lazy float register */ | |
381 | unsigned long saved_gp; | |
382 | /*for phycial emulation */ | |
383 | int mode_flags; | |
384 | struct thash_cb vtlb; | |
385 | struct thash_cb vhpt; | |
386 | char irq_check; | |
387 | char irq_new_pending; | |
388 | ||
389 | unsigned long opcode; | |
390 | unsigned long cause; | |
391 | union context host; | |
392 | union context guest; | |
393 | }; | |
394 | ||
395 | struct kvm_vm_stat { | |
396 | u64 remote_tlb_flush; | |
397 | }; | |
398 | ||
399 | struct kvm_sal_data { | |
400 | unsigned long boot_ip; | |
401 | unsigned long boot_gp; | |
402 | }; | |
403 | ||
404 | struct kvm_arch { | |
405 | unsigned long vm_base; | |
406 | unsigned long metaphysical_rr0; | |
407 | unsigned long metaphysical_rr4; | |
408 | unsigned long vmm_init_rr; | |
409 | unsigned long vhpt_base; | |
410 | unsigned long vtlb_base; | |
411 | unsigned long vpd_base; | |
412 | spinlock_t dirty_log_lock; | |
413 | struct kvm_ioapic *vioapic; | |
414 | struct kvm_vm_stat stat; | |
415 | struct kvm_sal_data rdv_sal_data; | |
3de42dc0 XZ |
416 | |
417 | struct list_head assigned_dev_head; | |
418 | struct dmar_domain *intel_iommu_domain; | |
419 | struct hlist_head irq_ack_notifier_list; | |
5550af4d SY |
420 | |
421 | unsigned long irq_sources_bitmap; | |
422 | unsigned long irq_states[KVM_IOAPIC_NUM_PINS]; | |
1a9c1ac4 XZ |
423 | }; |
424 | ||
425 | union cpuid3_t { | |
426 | u64 value; | |
427 | struct { | |
428 | u64 number : 8; | |
429 | u64 revision : 8; | |
430 | u64 model : 8; | |
431 | u64 family : 8; | |
432 | u64 archrev : 8; | |
433 | u64 rv : 24; | |
434 | }; | |
435 | }; | |
436 | ||
437 | struct kvm_pt_regs { | |
438 | /* The following registers are saved by SAVE_MIN: */ | |
439 | unsigned long b6; /* scratch */ | |
440 | unsigned long b7; /* scratch */ | |
441 | ||
442 | unsigned long ar_csd; /* used by cmp8xchg16 (scratch) */ | |
443 | unsigned long ar_ssd; /* reserved for future use (scratch) */ | |
444 | ||
445 | unsigned long r8; /* scratch (return value register 0) */ | |
446 | unsigned long r9; /* scratch (return value register 1) */ | |
447 | unsigned long r10; /* scratch (return value register 2) */ | |
448 | unsigned long r11; /* scratch (return value register 3) */ | |
449 | ||
450 | unsigned long cr_ipsr; /* interrupted task's psr */ | |
451 | unsigned long cr_iip; /* interrupted task's instruction pointer */ | |
452 | unsigned long cr_ifs; /* interrupted task's function state */ | |
453 | ||
454 | unsigned long ar_unat; /* interrupted task's NaT register (preserved) */ | |
455 | unsigned long ar_pfs; /* prev function state */ | |
456 | unsigned long ar_rsc; /* RSE configuration */ | |
457 | /* The following two are valid only if cr_ipsr.cpl > 0: */ | |
458 | unsigned long ar_rnat; /* RSE NaT */ | |
459 | unsigned long ar_bspstore; /* RSE bspstore */ | |
460 | ||
461 | unsigned long pr; /* 64 predicate registers (1 bit each) */ | |
462 | unsigned long b0; /* return pointer (bp) */ | |
463 | unsigned long loadrs; /* size of dirty partition << 16 */ | |
464 | ||
465 | unsigned long r1; /* the gp pointer */ | |
466 | unsigned long r12; /* interrupted task's memory stack pointer */ | |
467 | unsigned long r13; /* thread pointer */ | |
468 | ||
469 | unsigned long ar_fpsr; /* floating point status (preserved) */ | |
470 | unsigned long r15; /* scratch */ | |
471 | ||
472 | /* The remaining registers are NOT saved for system calls. */ | |
473 | unsigned long r14; /* scratch */ | |
474 | unsigned long r2; /* scratch */ | |
475 | unsigned long r3; /* scratch */ | |
476 | unsigned long r16; /* scratch */ | |
477 | unsigned long r17; /* scratch */ | |
478 | unsigned long r18; /* scratch */ | |
479 | unsigned long r19; /* scratch */ | |
480 | unsigned long r20; /* scratch */ | |
481 | unsigned long r21; /* scratch */ | |
482 | unsigned long r22; /* scratch */ | |
483 | unsigned long r23; /* scratch */ | |
484 | unsigned long r24; /* scratch */ | |
485 | unsigned long r25; /* scratch */ | |
486 | unsigned long r26; /* scratch */ | |
487 | unsigned long r27; /* scratch */ | |
488 | unsigned long r28; /* scratch */ | |
489 | unsigned long r29; /* scratch */ | |
490 | unsigned long r30; /* scratch */ | |
491 | unsigned long r31; /* scratch */ | |
492 | unsigned long ar_ccv; /* compare/exchange value (scratch) */ | |
493 | ||
494 | /* | |
495 | * Floating point registers that the kernel considers scratch: | |
496 | */ | |
497 | struct ia64_fpreg f6; /* scratch */ | |
498 | struct ia64_fpreg f7; /* scratch */ | |
499 | struct ia64_fpreg f8; /* scratch */ | |
500 | struct ia64_fpreg f9; /* scratch */ | |
501 | struct ia64_fpreg f10; /* scratch */ | |
502 | struct ia64_fpreg f11; /* scratch */ | |
503 | ||
504 | unsigned long r4; /* preserved */ | |
505 | unsigned long r5; /* preserved */ | |
506 | unsigned long r6; /* preserved */ | |
507 | unsigned long r7; /* preserved */ | |
508 | unsigned long eml_unat; /* used for emulating instruction */ | |
509 | unsigned long pad0; /* alignment pad */ | |
510 | }; | |
511 | ||
512 | static inline struct kvm_pt_regs *vcpu_regs(struct kvm_vcpu *v) | |
513 | { | |
514 | return (struct kvm_pt_regs *) ((unsigned long) v + IA64_STK_OFFSET) - 1; | |
515 | } | |
516 | ||
517 | typedef int kvm_vmm_entry(void); | |
518 | typedef void kvm_tramp_entry(union context *host, union context *guest); | |
519 | ||
520 | struct kvm_vmm_info{ | |
521 | struct module *module; | |
522 | kvm_vmm_entry *vmm_entry; | |
523 | kvm_tramp_entry *tramp_entry; | |
524 | unsigned long vmm_ivt; | |
525 | }; | |
526 | ||
527 | int kvm_highest_pending_irq(struct kvm_vcpu *vcpu); | |
528 | int kvm_emulate_halt(struct kvm_vcpu *vcpu); | |
529 | int kvm_pal_emul(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run); | |
530 | void kvm_sal_emul(struct kvm_vcpu *vcpu); | |
531 | ||
3419ffc8 SY |
532 | static inline void kvm_inject_nmi(struct kvm_vcpu *vcpu) {} |
533 | ||
1a9c1ac4 | 534 | #endif |