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KVM: PPC: e500: Fix bad address type in deliver_tlb_misss()
[mirror_ubuntu-bionic-kernel.git] / arch / powerpc / include / asm / kvm_ppc.h
CommitLineData
bbf45ba5
HB		 1/*
2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License, version 2, as
4 * published by the Free Software Foundation.
5 *
6 * This program is distributed in the hope that it will be useful,
7 * but WITHOUT ANY WARRANTY; without even the implied warranty of
8 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
9 * GNU General Public License for more details.
10 *
11 * You should have received a copy of the GNU General Public License
12 * along with this program; if not, write to the Free Software
13 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
14 *
15 * Copyright IBM Corp. 2008
16 *
17 * Authors: Hollis Blanchard <hollisb@us.ibm.com>
18 */
19
20#ifndef __POWERPC_KVM_PPC_H__
21#define __POWERPC_KVM_PPC_H__
22
23/* This file exists just so we can dereference kvm_vcpu, avoiding nested header
24 * dependencies. */
25
26#include <linux/mutex.h>
27#include <linux/timer.h>
28#include <linux/types.h>
29#include <linux/kvm_types.h>
30#include <linux/kvm_host.h>
a136a8bd 31#include <linux/bug.h>
1c0006d8
AG		 32#ifdef CONFIG_PPC_BOOK3S
33#include <asm/kvm_book3s.h>
c7f38f46
AG		 34#else
35#include <asm/kvm_booke.h>
1c0006d8 36#endif
371fefd6
PM		 37#ifdef CONFIG_KVM_BOOK3S_64_HANDLER
38#include <asm/paca.h>
39#endif
bbf45ba5 40
bbf45ba5
HB		 41enum emulation_result {
42 EMULATE_DONE, /* no further processing */
43 EMULATE_DO_MMIO, /* kvm_run filled with MMIO request */
44 EMULATE_DO_DCR, /* kvm_run filled with DCR request */
45 EMULATE_FAIL, /* can't emulate this instruction */
37f5bca6 46 EMULATE_AGAIN, /* something went wrong. go again */
c402a3f4 47 EMULATE_EXIT_USER, /* emulation requires exit to user-space */
bbf45ba5
HB		 48};
49
df6909e5 50extern int kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu);
bbf45ba5 51extern int __kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu);
29eb61bc 52extern void kvmppc_handler_highmem(void);
bbf45ba5
HB		 53
54extern void kvmppc_dump_vcpu(struct kvm_vcpu *vcpu);
55extern int kvmppc_handle_load(struct kvm_run *run, struct kvm_vcpu *vcpu,
56 unsigned int rt, unsigned int bytes,
73601775 57 int is_default_endian);
3587d534
AG		 58extern int kvmppc_handle_loads(struct kvm_run *run, struct kvm_vcpu *vcpu,
59 unsigned int rt, unsigned int bytes,
73601775 60 int is_default_endian);
bbf45ba5 61extern int kvmppc_handle_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
73601775
CLG		 62 u64 val, unsigned int bytes,
63 int is_default_endian);
bbf45ba5
HB		 64
65extern int kvmppc_emulate_instruction(struct kvm_run *run,
66 struct kvm_vcpu *vcpu);
ce263d70 67extern int kvmppc_emulate_mmio(struct kvm_run *run, struct kvm_vcpu *vcpu);
75f74f0d 68extern void kvmppc_emulate_dec(struct kvm_vcpu *vcpu);
5ce941ee 69extern u32 kvmppc_get_dec(struct kvm_vcpu *vcpu, u64 tb);
dfd4d47e 70extern void kvmppc_decrementer_func(unsigned long data);
af8f38b3 71extern int kvmppc_sanity_check(struct kvm_vcpu *vcpu);
f61c94bb
BB		 72extern int kvmppc_subarch_vcpu_init(struct kvm_vcpu *vcpu);
73extern void kvmppc_subarch_vcpu_uninit(struct kvm_vcpu *vcpu);
bbf45ba5 74
ecc0981f
HB		 75/* Core-specific hooks */
76
89168618 77extern void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr,
7924bd41 78 unsigned int gtlb_idx);
bbf45ba5 79extern void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode);
49dd2c49 80extern void kvmppc_mmu_switch_pid(struct kvm_vcpu *vcpu, u32 pid);
ecc0981f 81extern void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu);
9cc5e953 82extern int kvmppc_mmu_init(struct kvm_vcpu *vcpu);
fa86b8dd
HB		 83extern int kvmppc_mmu_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
84extern int kvmppc_mmu_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
be8d1cae
HB		 85extern gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int gtlb_index,
86 gva_t eaddr);
b52a638c
HB		 87extern void kvmppc_mmu_dtlb_miss(struct kvm_vcpu *vcpu);
88extern void kvmppc_mmu_itlb_miss(struct kvm_vcpu *vcpu);
9dd921cf 89
db93f574
HB		 90extern struct kvm_vcpu *kvmppc_core_vcpu_create(struct kvm *kvm,
91 unsigned int id);
92extern void kvmppc_core_vcpu_free(struct kvm_vcpu *vcpu);
5cbb5106 93extern int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu);
9dd921cf 94extern int kvmppc_core_check_processor_compat(void);
5cbb5106
HB		 95extern int kvmppc_core_vcpu_translate(struct kvm_vcpu *vcpu,
96 struct kvm_translation *tr);
9dd921cf
HB		 97
98extern void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu);
99extern void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu);
100
a8e4ef84 101extern int kvmppc_core_prepare_to_enter(struct kvm_vcpu *vcpu);
9dd921cf 102extern int kvmppc_core_pending_dec(struct kvm_vcpu *vcpu);
25a8a02d 103extern void kvmppc_core_queue_program(struct kvm_vcpu *vcpu, ulong flags);
9dd921cf 104extern void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu);
7706664d 105extern void kvmppc_core_dequeue_dec(struct kvm_vcpu *vcpu);
9dd921cf
HB		 106extern void kvmppc_core_queue_external(struct kvm_vcpu *vcpu,
107 struct kvm_interrupt *irq);
4fe27d2a 108extern void kvmppc_core_dequeue_external(struct kvm_vcpu *vcpu);
862d31f7 109extern void kvmppc_core_flush_tlb(struct kvm_vcpu *vcpu);
7c973a2e 110extern int kvmppc_core_check_requests(struct kvm_vcpu *vcpu);
75f74f0d 111
db93f574
HB		 112extern int kvmppc_booke_init(void);
113extern void kvmppc_booke_exit(void);
114
c30f8a6c 115extern void kvmppc_core_destroy_mmu(struct kvm_vcpu *vcpu);
2a342ed5 116extern int kvmppc_kvm_pv(struct kvm_vcpu *vcpu);
a4cd8b23 117extern void kvmppc_map_magic(struct kvm_vcpu *vcpu);
c30f8a6c 118
32fad281
PM		 119extern long kvmppc_alloc_hpt(struct kvm *kvm, u32 *htab_orderp);
120extern long kvmppc_alloc_reset_hpt(struct kvm *kvm, u32 *htab_orderp);
de56a948
PM		 121extern void kvmppc_free_hpt(struct kvm *kvm);
122extern long kvmppc_prepare_vrma(struct kvm *kvm,
123 struct kvm_userspace_memory_region *mem);
c77162de 124extern void kvmppc_map_vrma(struct kvm_vcpu *vcpu,
da9d1d7f 125 struct kvm_memory_slot *memslot, unsigned long porder);
a8606e20 126extern int kvmppc_pseries_do_hcall(struct kvm_vcpu *vcpu);
bc5ad3f3 127
54738c09
DG		 128extern long kvm_vm_ioctl_create_spapr_tce(struct kvm *kvm,
129 struct kvm_create_spapr_tce *args);
f31e65e1
BH		 130extern long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
131 unsigned long ioba, unsigned long tce);
6c45b810
AK		 132extern struct kvm_rma_info *kvm_alloc_rma(void);
133extern void kvm_release_rma(struct kvm_rma_info *ri);
fa61a4e3
AK		 134extern struct page *kvm_alloc_hpt(unsigned long nr_pages);
135extern void kvm_release_hpt(struct page *page, unsigned long nr_pages);
f9e0554d
PM		 136extern int kvmppc_core_init_vm(struct kvm *kvm);
137extern void kvmppc_core_destroy_vm(struct kvm *kvm);
5587027c
AK		 138extern void kvmppc_core_free_memslot(struct kvm *kvm,
139 struct kvm_memory_slot *free,
a66b48c3 140 struct kvm_memory_slot *dont);
5587027c
AK		 141extern int kvmppc_core_create_memslot(struct kvm *kvm,
142 struct kvm_memory_slot *slot,
a66b48c3 143 unsigned long npages);
f9e0554d 144extern int kvmppc_core_prepare_memory_region(struct kvm *kvm,
a66b48c3 145 struct kvm_memory_slot *memslot,
f9e0554d
PM		 146 struct kvm_userspace_memory_region *mem);
147extern void kvmppc_core_commit_memory_region(struct kvm *kvm,
dfe49dbd 148 struct kvm_userspace_memory_region *mem,
8482644a 149 const struct kvm_memory_slot *old);
5b74716e
BH		 150extern int kvm_vm_ioctl_get_smmu_info(struct kvm *kvm,
151 struct kvm_ppc_smmu_info *info);
dfe49dbd
PM		 152extern void kvmppc_core_flush_memslot(struct kvm *kvm,
153 struct kvm_memory_slot *memslot);
f9e0554d 154
d30f6e48
SW		 155extern int kvmppc_bookehv_init(void);
156extern void kvmppc_bookehv_exit(void);
157
03d25c5b
AG		 158extern int kvmppc_prepare_to_enter(struct kvm_vcpu *vcpu);
159
a2932923
PM		 160extern int kvm_vm_ioctl_get_htab_fd(struct kvm *kvm, struct kvm_get_htab_fd *);
161
5df554ad
SW		 162int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu, struct kvm_interrupt *irq);
163
8e591cb7
ME		 164extern int kvm_vm_ioctl_rtas_define_token(struct kvm *kvm, void __user *argp);
165extern int kvmppc_rtas_hcall(struct kvm_vcpu *vcpu);
166extern void kvmppc_rtas_tokens_free(struct kvm *kvm);
bc5ad3f3
BH		 167extern int kvmppc_xics_set_xive(struct kvm *kvm, u32 irq, u32 server,
168 u32 priority);
169extern int kvmppc_xics_get_xive(struct kvm *kvm, u32 irq, u32 *server,
170 u32 *priority);
d19bd862
PM		 171extern int kvmppc_xics_int_on(struct kvm *kvm, u32 irq);
172extern int kvmppc_xics_int_off(struct kvm *kvm, u32 irq);
8e591cb7 173
3a167bea
AK		 174union kvmppc_one_reg {
175 u32 wval;
176 u64 dval;
177 vector128 vval;
178 u64 vsxval[2];
179 struct {
180 u64 addr;
181 u64 length;
182 } vpaval;
183};
184
185struct kvmppc_ops {
cbbc58d4 186 struct module *owner;
3a167bea
AK		 187 int (*get_sregs)(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
188 int (*set_sregs)(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
189 int (*get_one_reg)(struct kvm_vcpu *vcpu, u64 id,
190 union kvmppc_one_reg *val);
191 int (*set_one_reg)(struct kvm_vcpu *vcpu, u64 id,
192 union kvmppc_one_reg *val);
193 void (*vcpu_load)(struct kvm_vcpu *vcpu, int cpu);
194 void (*vcpu_put)(struct kvm_vcpu *vcpu);
195 void (*set_msr)(struct kvm_vcpu *vcpu, u64 msr);
196 int (*vcpu_run)(struct kvm_run *run, struct kvm_vcpu *vcpu);
197 struct kvm_vcpu *(*vcpu_create)(struct kvm *kvm, unsigned int id);
198 void (*vcpu_free)(struct kvm_vcpu *vcpu);
199 int (*check_requests)(struct kvm_vcpu *vcpu);
200 int (*get_dirty_log)(struct kvm *kvm, struct kvm_dirty_log *log);
201 void (*flush_memslot)(struct kvm *kvm, struct kvm_memory_slot *memslot);
202 int (*prepare_memory_region)(struct kvm *kvm,
203 struct kvm_memory_slot *memslot,
204 struct kvm_userspace_memory_region *mem);
205 void (*commit_memory_region)(struct kvm *kvm,
206 struct kvm_userspace_memory_region *mem,
207 const struct kvm_memory_slot *old);
208 int (*unmap_hva)(struct kvm *kvm, unsigned long hva);
209 int (*unmap_hva_range)(struct kvm *kvm, unsigned long start,
210 unsigned long end);
211 int (*age_hva)(struct kvm *kvm, unsigned long hva);
212 int (*test_age_hva)(struct kvm *kvm, unsigned long hva);
213 void (*set_spte_hva)(struct kvm *kvm, unsigned long hva, pte_t pte);
214 void (*mmu_destroy)(struct kvm_vcpu *vcpu);
215 void (*free_memslot)(struct kvm_memory_slot *free,
216 struct kvm_memory_slot *dont);
217 int (*create_memslot)(struct kvm_memory_slot *slot,
218 unsigned long npages);
219 int (*init_vm)(struct kvm *kvm);
220 void (*destroy_vm)(struct kvm *kvm);
3a167bea
AK		 221 int (*get_smmu_info)(struct kvm *kvm, struct kvm_ppc_smmu_info *info);
222 int (*emulate_op)(struct kvm_run *run, struct kvm_vcpu *vcpu,
223 unsigned int inst, int *advance);
224 int (*emulate_mtspr)(struct kvm_vcpu *vcpu, int sprn, ulong spr_val);
225 int (*emulate_mfspr)(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val);
226 void (*fast_vcpu_kick)(struct kvm_vcpu *vcpu);
227 long (*arch_vm_ioctl)(struct file *filp, unsigned int ioctl,
228 unsigned long arg);
229
230};
231
cbbc58d4
AK		 232extern struct kvmppc_ops *kvmppc_hv_ops;
233extern struct kvmppc_ops *kvmppc_pr_ops;
3a167bea 234
a78b55d1
AK		 235static inline bool is_kvmppc_hv_enabled(struct kvm *kvm)
236{
237 return kvm->arch.kvm_ops == kvmppc_hv_ops;
238}
239
0564ee8a
AG		 240/*
241 * Cuts out inst bits with ordering according to spec.
242 * That means the leftmost bit is zero. All given bits are included.
243 */
244static inline u32 kvmppc_get_field(u64 inst, int msb, int lsb)
245{
246 u32 r;
247 u32 mask;
248
249 BUG_ON(msb > lsb);
250
251 mask = (1 << (lsb - msb + 1)) - 1;
252 r = (inst >> (63 - lsb)) & mask;
253
254 return r;
255}
256
257/*
258 * Replaces inst bits with ordering according to spec.
259 */
260static inline u32 kvmppc_set_field(u64 inst, int msb, int lsb, int value)
261{
262 u32 r;
263 u32 mask;
264
265 BUG_ON(msb > lsb);
266
267 mask = ((1 << (lsb - msb + 1)) - 1) << (63 - lsb);
268 r = (inst & ~mask) | ((value << (63 - lsb)) & mask);
269
270 return r;
271}
272
a136a8bd
PM		 273#define one_reg_size(id) \
274 (1ul << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT))
275
276#define get_reg_val(id, reg) ({ \
277 union kvmppc_one_reg __u; \
278 switch (one_reg_size(id)) { \
279 case 4: __u.wval = (reg); break; \
280 case 8: __u.dval = (reg); break; \
281 default: BUG(); \
282 } \
283 __u; \
284})
285
286
287#define set_reg_val(id, val) ({ \
288 u64 __v; \
289 switch (one_reg_size(id)) { \
290 case 4: __v = (val).wval; break; \
291 case 8: __v = (val).dval; break; \
292 default: BUG(); \
293 } \
294 __v; \
295})
296
3a167bea 297int kvmppc_core_get_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
5ce941ee
SW		 298int kvmppc_core_set_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
299
3a167bea 300int kvmppc_get_sregs_ivor(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
5ce941ee
SW		 301int kvmppc_set_sregs_ivor(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
302
31f3438e
PM		 303int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg);
304int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg);
a136a8bd
PM		 305int kvmppc_get_one_reg(struct kvm_vcpu *vcpu, u64 id, union kvmppc_one_reg *);
306int kvmppc_set_one_reg(struct kvm_vcpu *vcpu, u64 id, union kvmppc_one_reg *);
31f3438e 307
5ce941ee
SW		 308void kvmppc_set_pid(struct kvm_vcpu *vcpu, u32 pid);
309
5df554ad 310struct openpic;
5df554ad 311
9975f5e3 312#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
fa61a4e3 313extern void kvm_cma_reserve(void) __init;
371fefd6
PM		 314static inline void kvmppc_set_xics_phys(int cpu, unsigned long addr)
315{
316 paca[cpu].kvm_hstate.xics_phys = addr;
317}
aa04b4cc 318
54695c30
BH		 319static inline u32 kvmppc_get_xics_latch(void)
320{
699cc876 321 u32 xirr;
54695c30 322
699cc876 323 xirr = get_paca()->kvm_hstate.saved_xirr;
54695c30 324 get_paca()->kvm_hstate.saved_xirr = 0;
54695c30
BH		 325 return xirr;
326}
327
328static inline void kvmppc_set_host_ipi(int cpu, u8 host_ipi)
329{
330 paca[cpu].kvm_hstate.host_ipi = host_ipi;
331}
332
3a167bea
AK		 333static inline void kvmppc_fast_vcpu_kick(struct kvm_vcpu *vcpu)
334{
cbbc58d4 335 vcpu->kvm->arch.kvm_ops->fast_vcpu_kick(vcpu);
3a167bea 336}
aa04b4cc 337
371fefd6 338#else
fa61a4e3
AK		 339static inline void __init kvm_cma_reserve(void)
340{}
341
371fefd6
PM		 342static inline void kvmppc_set_xics_phys(int cpu, unsigned long addr)
343{}
aa04b4cc 344
54695c30
BH		 345static inline u32 kvmppc_get_xics_latch(void)
346{
347 return 0;
348}
349
350static inline void kvmppc_set_host_ipi(int cpu, u8 host_ipi)
351{}
352
353static inline void kvmppc_fast_vcpu_kick(struct kvm_vcpu *vcpu)
354{
355 kvm_vcpu_kick(vcpu);
356}
bc5ad3f3
BH		 357#endif
358
359#ifdef CONFIG_KVM_XICS
360static inline int kvmppc_xics_enabled(struct kvm_vcpu *vcpu)
361{
362 return vcpu->arch.irq_type == KVMPPC_IRQ_XICS;
363}
364extern void kvmppc_xics_free_icp(struct kvm_vcpu *vcpu);
365extern int kvmppc_xics_create_icp(struct kvm_vcpu *vcpu, unsigned long server);
366extern int kvm_vm_ioctl_xics_irq(struct kvm *kvm, struct kvm_irq_level *args);
367extern int kvmppc_xics_hcall(struct kvm_vcpu *vcpu, u32 cmd);
8b78645c
PM		 368extern u64 kvmppc_xics_get_icp(struct kvm_vcpu *vcpu);
369extern int kvmppc_xics_set_icp(struct kvm_vcpu *vcpu, u64 icpval);
5975a2e0
PM		 370extern int kvmppc_xics_connect_vcpu(struct kvm_device *dev,
371 struct kvm_vcpu *vcpu, u32 cpu);
bc5ad3f3
BH		 372#else
373static inline int kvmppc_xics_enabled(struct kvm_vcpu *vcpu)
374 { return 0; }
375static inline void kvmppc_xics_free_icp(struct kvm_vcpu *vcpu) { }
376static inline int kvmppc_xics_create_icp(struct kvm_vcpu *vcpu,
377 unsigned long server)
378 { return -EINVAL; }
379static inline int kvm_vm_ioctl_xics_irq(struct kvm *kvm,
380 struct kvm_irq_level *args)
381 { return -ENOTTY; }
382static inline int kvmppc_xics_hcall(struct kvm_vcpu *vcpu, u32 cmd)
383 { return 0; }
371fefd6
PM		 384#endif
385
1c810636
AG		 386static inline void kvmppc_set_epr(struct kvm_vcpu *vcpu, u32 epr)
387{
388#ifdef CONFIG_KVM_BOOKE_HV
389 mtspr(SPRN_GEPR, epr);
390#elif defined(CONFIG_BOOKE)
391 vcpu->arch.epr = epr;
392#endif
393}
394
5df554ad
SW		 395#ifdef CONFIG_KVM_MPIC
396
397void kvmppc_mpic_set_epr(struct kvm_vcpu *vcpu);
eb1e4f43
SW		 398int kvmppc_mpic_connect_vcpu(struct kvm_device *dev, struct kvm_vcpu *vcpu,
399 u32 cpu);
400void kvmppc_mpic_disconnect_vcpu(struct openpic *opp, struct kvm_vcpu *vcpu);
5df554ad
SW		 401
402#else
403
404static inline void kvmppc_mpic_set_epr(struct kvm_vcpu *vcpu)
405{
406}
407
eb1e4f43
SW		 408static inline int kvmppc_mpic_connect_vcpu(struct kvm_device *dev,
409 struct kvm_vcpu *vcpu, u32 cpu)
410{
411 return -EINVAL;
412}
413
414static inline void kvmppc_mpic_disconnect_vcpu(struct openpic *opp,
415 struct kvm_vcpu *vcpu)
416{
417}
418
5df554ad
SW		 419#endif /* CONFIG_KVM_MPIC */
420
dc83b8bc
SW		 421int kvm_vcpu_ioctl_config_tlb(struct kvm_vcpu *vcpu,
422 struct kvm_config_tlb *cfg);
423int kvm_vcpu_ioctl_dirty_tlb(struct kvm_vcpu *vcpu,
424 struct kvm_dirty_tlb *cfg);
425
043cc4d7
SW		 426long kvmppc_alloc_lpid(void);
427void kvmppc_claim_lpid(long lpid);
428void kvmppc_free_lpid(long lpid);
429void kvmppc_init_lpid(unsigned long nr_lpids);
430
249ba1ee
AG		 431static inline void kvmppc_mmu_flush_icache(pfn_t pfn)
432{
249ba1ee 433 struct page *page;
adccf65c
BB		 434 /*
435 * We can only access pages that the kernel maps
436 * as memory. Bail out for unmapped ones.
437 */
438 if (!pfn_valid(pfn))
439 return;
440
441 /* Clear i-cache for new pages */
249ba1ee
AG		 442 page = pfn_to_page(pfn);
443 if (!test_bit(PG_arch_1, &page->flags)) {
444 flush_dcache_icache_page(page);
445 set_bit(PG_arch_1, &page->flags);
446 }
447}
448
5f1c248f
SW		 449/*
450 * Please call after prepare_to_enter. This function puts the lazy ee and irq
451 * disabled tracking state back to normal mode, without actually enabling
452 * interrupts.
453 */
454static inline void kvmppc_fix_ee_before_entry(void)
bd2be683 455{
5f1c248f
SW		 456 trace_hardirqs_on();
457
bd2be683
AG		 458#ifdef CONFIG_PPC64
459 /* Only need to enable IRQs by hard enabling them after this */
460 local_paca->irq_happened = 0;
461 local_paca->soft_enabled = 1;
462#endif
463}
249ba1ee 464
7cdd7a95
MC		 465static inline ulong kvmppc_get_ea_indexed(struct kvm_vcpu *vcpu, int ra, int rb)
466{
467 ulong ea;
8823a8fd 468 ulong msr_64bit = 0;
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MC		 469
470 ea = kvmppc_get_gpr(vcpu, rb);
471 if (ra)
472 ea += kvmppc_get_gpr(vcpu, ra);
473
8823a8fd
MC		 474#if defined(CONFIG_PPC_BOOK3E_64)
475 msr_64bit = MSR_CM;
476#elif defined(CONFIG_PPC_BOOK3S_64)
477 msr_64bit = MSR_SF;
478#endif
479
480 if (!(vcpu->arch.shared->msr & msr_64bit))
481 ea = (uint32_t)ea;
482
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MC		 483 return ea;
484}
485
54695c30
BH		 486extern void xics_wake_cpu(int cpu);
487
bbf45ba5 488#endif /* __POWERPC_KVM_PPC_H__ */
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