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kvm: Add struct kvm arg to memslot APIs
[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,
57 int is_bigendian);
3587d534
AG		 58extern int kvmppc_handle_loads(struct kvm_run *run, struct kvm_vcpu *vcpu,
59 unsigned int rt, unsigned int bytes,
60 int is_bigendian);
bbf45ba5 61extern int kvmppc_handle_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
b104d066 62 u64 val, unsigned int bytes, int is_bigendian);
bbf45ba5
HB		 63
64extern int kvmppc_emulate_instruction(struct kvm_run *run,
65 struct kvm_vcpu *vcpu);
ce263d70 66extern int kvmppc_emulate_mmio(struct kvm_run *run, struct kvm_vcpu *vcpu);
75f74f0d 67extern void kvmppc_emulate_dec(struct kvm_vcpu *vcpu);
5ce941ee 68extern u32 kvmppc_get_dec(struct kvm_vcpu *vcpu, u64 tb);
dfd4d47e 69extern void kvmppc_decrementer_func(unsigned long data);
af8f38b3 70extern int kvmppc_sanity_check(struct kvm_vcpu *vcpu);
f61c94bb
BB		 71extern int kvmppc_subarch_vcpu_init(struct kvm_vcpu *vcpu);
72extern void kvmppc_subarch_vcpu_uninit(struct kvm_vcpu *vcpu);
bbf45ba5 73
ecc0981f
HB		 74/* Core-specific hooks */
75
89168618 76extern void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr,
7924bd41 77 unsigned int gtlb_idx);
bbf45ba5 78extern void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode);
49dd2c49 79extern void kvmppc_mmu_switch_pid(struct kvm_vcpu *vcpu, u32 pid);
ecc0981f 80extern void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu);
9cc5e953 81extern int kvmppc_mmu_init(struct kvm_vcpu *vcpu);
fa86b8dd
HB		 82extern int kvmppc_mmu_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
83extern int kvmppc_mmu_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
be8d1cae
HB		 84extern gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int gtlb_index,
85 gva_t eaddr);
b52a638c
HB		 86extern void kvmppc_mmu_dtlb_miss(struct kvm_vcpu *vcpu);
87extern void kvmppc_mmu_itlb_miss(struct kvm_vcpu *vcpu);
9dd921cf 88
db93f574
HB		 89extern struct kvm_vcpu *kvmppc_core_vcpu_create(struct kvm *kvm,
90 unsigned int id);
91extern void kvmppc_core_vcpu_free(struct kvm_vcpu *vcpu);
5cbb5106 92extern int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu);
9dd921cf 93extern int kvmppc_core_check_processor_compat(void);
5cbb5106
HB		 94extern int kvmppc_core_vcpu_translate(struct kvm_vcpu *vcpu,
95 struct kvm_translation *tr);
9dd921cf
HB		 96
97extern void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu);
98extern void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu);
99
a8e4ef84 100extern int kvmppc_core_prepare_to_enter(struct kvm_vcpu *vcpu);
9dd921cf 101extern int kvmppc_core_pending_dec(struct kvm_vcpu *vcpu);
25a8a02d 102extern void kvmppc_core_queue_program(struct kvm_vcpu *vcpu, ulong flags);
9dd921cf 103extern void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu);
7706664d 104extern void kvmppc_core_dequeue_dec(struct kvm_vcpu *vcpu);
9dd921cf
HB		 105extern void kvmppc_core_queue_external(struct kvm_vcpu *vcpu,
106 struct kvm_interrupt *irq);
4fe27d2a 107extern void kvmppc_core_dequeue_external(struct kvm_vcpu *vcpu);
862d31f7 108extern void kvmppc_core_flush_tlb(struct kvm_vcpu *vcpu);
7c973a2e 109extern int kvmppc_core_check_requests(struct kvm_vcpu *vcpu);
75f74f0d 110
db93f574
HB		 111extern int kvmppc_booke_init(void);
112extern void kvmppc_booke_exit(void);
113
c30f8a6c 114extern void kvmppc_core_destroy_mmu(struct kvm_vcpu *vcpu);
2a342ed5 115extern int kvmppc_kvm_pv(struct kvm_vcpu *vcpu);
a4cd8b23 116extern void kvmppc_map_magic(struct kvm_vcpu *vcpu);
c30f8a6c 117
32fad281
PM		 118extern long kvmppc_alloc_hpt(struct kvm *kvm, u32 *htab_orderp);
119extern long kvmppc_alloc_reset_hpt(struct kvm *kvm, u32 *htab_orderp);
de56a948
PM		 120extern void kvmppc_free_hpt(struct kvm *kvm);
121extern long kvmppc_prepare_vrma(struct kvm *kvm,
122 struct kvm_userspace_memory_region *mem);
c77162de 123extern void kvmppc_map_vrma(struct kvm_vcpu *vcpu,
da9d1d7f 124 struct kvm_memory_slot *memslot, unsigned long porder);
a8606e20 125extern int kvmppc_pseries_do_hcall(struct kvm_vcpu *vcpu);
bc5ad3f3 126
54738c09
DG		 127extern long kvm_vm_ioctl_create_spapr_tce(struct kvm *kvm,
128 struct kvm_create_spapr_tce *args);
f31e65e1
BH		 129extern long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn,
130 unsigned long ioba, unsigned long tce);
6c45b810
AK		 131extern struct kvm_rma_info *kvm_alloc_rma(void);
132extern void kvm_release_rma(struct kvm_rma_info *ri);
fa61a4e3
AK		 133extern struct page *kvm_alloc_hpt(unsigned long nr_pages);
134extern void kvm_release_hpt(struct page *page, unsigned long nr_pages);
f9e0554d
PM		 135extern int kvmppc_core_init_vm(struct kvm *kvm);
136extern void kvmppc_core_destroy_vm(struct kvm *kvm);
5587027c
AK		 137extern void kvmppc_core_free_memslot(struct kvm *kvm,
138 struct kvm_memory_slot *free,
a66b48c3 139 struct kvm_memory_slot *dont);
5587027c
AK		 140extern int kvmppc_core_create_memslot(struct kvm *kvm,
141 struct kvm_memory_slot *slot,
a66b48c3 142 unsigned long npages);
f9e0554d 143extern int kvmppc_core_prepare_memory_region(struct kvm *kvm,
a66b48c3 144 struct kvm_memory_slot *memslot,
f9e0554d
PM		 145 struct kvm_userspace_memory_region *mem);
146extern void kvmppc_core_commit_memory_region(struct kvm *kvm,
dfe49dbd 147 struct kvm_userspace_memory_region *mem,
8482644a 148 const struct kvm_memory_slot *old);
5b74716e
BH		 149extern int kvm_vm_ioctl_get_smmu_info(struct kvm *kvm,
150 struct kvm_ppc_smmu_info *info);
dfe49dbd
PM		 151extern void kvmppc_core_flush_memslot(struct kvm *kvm,
152 struct kvm_memory_slot *memslot);
f9e0554d 153
d30f6e48
SW		 154extern int kvmppc_bookehv_init(void);
155extern void kvmppc_bookehv_exit(void);
156
03d25c5b
AG		 157extern int kvmppc_prepare_to_enter(struct kvm_vcpu *vcpu);
158
a2932923
PM		 159extern int kvm_vm_ioctl_get_htab_fd(struct kvm *kvm, struct kvm_get_htab_fd *);
160
5df554ad
SW		 161int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu, struct kvm_interrupt *irq);
162
8e591cb7
ME		 163extern int kvm_vm_ioctl_rtas_define_token(struct kvm *kvm, void __user *argp);
164extern int kvmppc_rtas_hcall(struct kvm_vcpu *vcpu);
165extern void kvmppc_rtas_tokens_free(struct kvm *kvm);
bc5ad3f3
BH		 166extern int kvmppc_xics_set_xive(struct kvm *kvm, u32 irq, u32 server,
167 u32 priority);
168extern int kvmppc_xics_get_xive(struct kvm *kvm, u32 irq, u32 *server,
169 u32 *priority);
d19bd862
PM		 170extern int kvmppc_xics_int_on(struct kvm *kvm, u32 irq);
171extern int kvmppc_xics_int_off(struct kvm *kvm, u32 irq);
8e591cb7 172
3a167bea
AK		 173union kvmppc_one_reg {
174 u32 wval;
175 u64 dval;
176 vector128 vval;
177 u64 vsxval[2];
178 struct {
179 u64 addr;
180 u64 length;
181 } vpaval;
182};
183
184struct kvmppc_ops {
699cc876 185 bool is_hv_enabled;
3a167bea
AK		 186 int (*get_sregs)(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
187 int (*set_sregs)(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
188 int (*get_one_reg)(struct kvm_vcpu *vcpu, u64 id,
189 union kvmppc_one_reg *val);
190 int (*set_one_reg)(struct kvm_vcpu *vcpu, u64 id,
191 union kvmppc_one_reg *val);
192 void (*vcpu_load)(struct kvm_vcpu *vcpu, int cpu);
193 void (*vcpu_put)(struct kvm_vcpu *vcpu);
194 void (*set_msr)(struct kvm_vcpu *vcpu, u64 msr);
195 int (*vcpu_run)(struct kvm_run *run, struct kvm_vcpu *vcpu);
196 struct kvm_vcpu *(*vcpu_create)(struct kvm *kvm, unsigned int id);
197 void (*vcpu_free)(struct kvm_vcpu *vcpu);
198 int (*check_requests)(struct kvm_vcpu *vcpu);
199 int (*get_dirty_log)(struct kvm *kvm, struct kvm_dirty_log *log);
200 void (*flush_memslot)(struct kvm *kvm, struct kvm_memory_slot *memslot);
201 int (*prepare_memory_region)(struct kvm *kvm,
202 struct kvm_memory_slot *memslot,
203 struct kvm_userspace_memory_region *mem);
204 void (*commit_memory_region)(struct kvm *kvm,
205 struct kvm_userspace_memory_region *mem,
206 const struct kvm_memory_slot *old);
207 int (*unmap_hva)(struct kvm *kvm, unsigned long hva);
208 int (*unmap_hva_range)(struct kvm *kvm, unsigned long start,
209 unsigned long end);
210 int (*age_hva)(struct kvm *kvm, unsigned long hva);
211 int (*test_age_hva)(struct kvm *kvm, unsigned long hva);
212 void (*set_spte_hva)(struct kvm *kvm, unsigned long hva, pte_t pte);
213 void (*mmu_destroy)(struct kvm_vcpu *vcpu);
214 void (*free_memslot)(struct kvm_memory_slot *free,
215 struct kvm_memory_slot *dont);
216 int (*create_memslot)(struct kvm_memory_slot *slot,
217 unsigned long npages);
218 int (*init_vm)(struct kvm *kvm);
219 void (*destroy_vm)(struct kvm *kvm);
220 int (*check_processor_compat)(void);
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
232extern struct kvmppc_ops *kvmppc_ops;
233
0564ee8a
AG		 234/*
235 * Cuts out inst bits with ordering according to spec.
236 * That means the leftmost bit is zero. All given bits are included.
237 */
238static inline u32 kvmppc_get_field(u64 inst, int msb, int lsb)
239{
240 u32 r;
241 u32 mask;
242
243 BUG_ON(msb > lsb);
244
245 mask = (1 << (lsb - msb + 1)) - 1;
246 r = (inst >> (63 - lsb)) & mask;
247
248 return r;
249}
250
251/*
252 * Replaces inst bits with ordering according to spec.
253 */
254static inline u32 kvmppc_set_field(u64 inst, int msb, int lsb, int value)
255{
256 u32 r;
257 u32 mask;
258
259 BUG_ON(msb > lsb);
260
261 mask = ((1 << (lsb - msb + 1)) - 1) << (63 - lsb);
262 r = (inst & ~mask) | ((value << (63 - lsb)) & mask);
263
264 return r;
265}
266
a136a8bd
PM		 267#define one_reg_size(id) \
268 (1ul << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT))
269
270#define get_reg_val(id, reg) ({ \
271 union kvmppc_one_reg __u; \
272 switch (one_reg_size(id)) { \
273 case 4: __u.wval = (reg); break; \
274 case 8: __u.dval = (reg); break; \
275 default: BUG(); \
276 } \
277 __u; \
278})
279
280
281#define set_reg_val(id, val) ({ \
282 u64 __v; \
283 switch (one_reg_size(id)) { \
284 case 4: __v = (val).wval; break; \
285 case 8: __v = (val).dval; break; \
286 default: BUG(); \
287 } \
288 __v; \
289})
290
3a167bea 291int kvmppc_core_get_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
5ce941ee
SW		 292int kvmppc_core_set_sregs(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
293
3a167bea 294int kvmppc_get_sregs_ivor(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
5ce941ee
SW		 295int kvmppc_set_sregs_ivor(struct kvm_vcpu *vcpu, struct kvm_sregs *sregs);
296
31f3438e
PM		 297int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg);
298int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg);
a136a8bd
PM		 299int kvmppc_get_one_reg(struct kvm_vcpu *vcpu, u64 id, union kvmppc_one_reg *);
300int kvmppc_set_one_reg(struct kvm_vcpu *vcpu, u64 id, union kvmppc_one_reg *);
31f3438e 301
5ce941ee
SW		 302void kvmppc_set_pid(struct kvm_vcpu *vcpu, u32 pid);
303
5df554ad 304struct openpic;
5df554ad 305
9975f5e3 306#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
fa61a4e3 307extern void kvm_cma_reserve(void) __init;
371fefd6
PM		 308static inline void kvmppc_set_xics_phys(int cpu, unsigned long addr)
309{
310 paca[cpu].kvm_hstate.xics_phys = addr;
311}
aa04b4cc 312
54695c30
BH		 313static inline u32 kvmppc_get_xics_latch(void)
314{
699cc876 315 u32 xirr;
54695c30 316
699cc876 317 xirr = get_paca()->kvm_hstate.saved_xirr;
54695c30 318 get_paca()->kvm_hstate.saved_xirr = 0;
54695c30
BH		 319 return xirr;
320}
321
322static inline void kvmppc_set_host_ipi(int cpu, u8 host_ipi)
323{
324 paca[cpu].kvm_hstate.host_ipi = host_ipi;
325}
326
3a167bea
AK		 327static inline void kvmppc_fast_vcpu_kick(struct kvm_vcpu *vcpu)
328{
329 kvmppc_ops->fast_vcpu_kick(vcpu);
330}
aa04b4cc 331
371fefd6 332#else
fa61a4e3
AK		 333static inline void __init kvm_cma_reserve(void)
334{}
335
371fefd6
PM		 336static inline void kvmppc_set_xics_phys(int cpu, unsigned long addr)
337{}
aa04b4cc 338
54695c30
BH		 339static inline u32 kvmppc_get_xics_latch(void)
340{
341 return 0;
342}
343
344static inline void kvmppc_set_host_ipi(int cpu, u8 host_ipi)
345{}
346
347static inline void kvmppc_fast_vcpu_kick(struct kvm_vcpu *vcpu)
348{
349 kvm_vcpu_kick(vcpu);
350}
bc5ad3f3
BH		 351#endif
352
353#ifdef CONFIG_KVM_XICS
354static inline int kvmppc_xics_enabled(struct kvm_vcpu *vcpu)
355{
356 return vcpu->arch.irq_type == KVMPPC_IRQ_XICS;
357}
358extern void kvmppc_xics_free_icp(struct kvm_vcpu *vcpu);
359extern int kvmppc_xics_create_icp(struct kvm_vcpu *vcpu, unsigned long server);
360extern int kvm_vm_ioctl_xics_irq(struct kvm *kvm, struct kvm_irq_level *args);
361extern int kvmppc_xics_hcall(struct kvm_vcpu *vcpu, u32 cmd);
8b78645c
PM		 362extern u64 kvmppc_xics_get_icp(struct kvm_vcpu *vcpu);
363extern int kvmppc_xics_set_icp(struct kvm_vcpu *vcpu, u64 icpval);
5975a2e0
PM		 364extern int kvmppc_xics_connect_vcpu(struct kvm_device *dev,
365 struct kvm_vcpu *vcpu, u32 cpu);
bc5ad3f3
BH		 366#else
367static inline int kvmppc_xics_enabled(struct kvm_vcpu *vcpu)
368 { return 0; }
369static inline void kvmppc_xics_free_icp(struct kvm_vcpu *vcpu) { }
370static inline int kvmppc_xics_create_icp(struct kvm_vcpu *vcpu,
371 unsigned long server)
372 { return -EINVAL; }
373static inline int kvm_vm_ioctl_xics_irq(struct kvm *kvm,
374 struct kvm_irq_level *args)
375 { return -ENOTTY; }
376static inline int kvmppc_xics_hcall(struct kvm_vcpu *vcpu, u32 cmd)
377 { return 0; }
371fefd6
PM		 378#endif
379
1c810636
AG		 380static inline void kvmppc_set_epr(struct kvm_vcpu *vcpu, u32 epr)
381{
382#ifdef CONFIG_KVM_BOOKE_HV
383 mtspr(SPRN_GEPR, epr);
384#elif defined(CONFIG_BOOKE)
385 vcpu->arch.epr = epr;
386#endif
387}
388
5df554ad
SW		 389#ifdef CONFIG_KVM_MPIC
390
391void kvmppc_mpic_set_epr(struct kvm_vcpu *vcpu);
eb1e4f43
SW		 392int kvmppc_mpic_connect_vcpu(struct kvm_device *dev, struct kvm_vcpu *vcpu,
393 u32 cpu);
394void kvmppc_mpic_disconnect_vcpu(struct openpic *opp, struct kvm_vcpu *vcpu);
5df554ad
SW		 395
396#else
397
398static inline void kvmppc_mpic_set_epr(struct kvm_vcpu *vcpu)
399{
400}
401
eb1e4f43
SW		 402static inline int kvmppc_mpic_connect_vcpu(struct kvm_device *dev,
403 struct kvm_vcpu *vcpu, u32 cpu)
404{
405 return -EINVAL;
406}
407
408static inline void kvmppc_mpic_disconnect_vcpu(struct openpic *opp,
409 struct kvm_vcpu *vcpu)
410{
411}
412
5df554ad
SW		 413#endif /* CONFIG_KVM_MPIC */
414
dc83b8bc
SW		 415int kvm_vcpu_ioctl_config_tlb(struct kvm_vcpu *vcpu,
416 struct kvm_config_tlb *cfg);
417int kvm_vcpu_ioctl_dirty_tlb(struct kvm_vcpu *vcpu,
418 struct kvm_dirty_tlb *cfg);
419
043cc4d7
SW		 420long kvmppc_alloc_lpid(void);
421void kvmppc_claim_lpid(long lpid);
422void kvmppc_free_lpid(long lpid);
423void kvmppc_init_lpid(unsigned long nr_lpids);
424
249ba1ee
AG		 425static inline void kvmppc_mmu_flush_icache(pfn_t pfn)
426{
249ba1ee 427 struct page *page;
adccf65c
BB		 428 /*
429 * We can only access pages that the kernel maps
430 * as memory. Bail out for unmapped ones.
431 */
432 if (!pfn_valid(pfn))
433 return;
434
435 /* Clear i-cache for new pages */
249ba1ee
AG		 436 page = pfn_to_page(pfn);
437 if (!test_bit(PG_arch_1, &page->flags)) {
438 flush_dcache_icache_page(page);
439 set_bit(PG_arch_1, &page->flags);
440 }
441}
442
5f1c248f
SW		 443/*
444 * Please call after prepare_to_enter. This function puts the lazy ee and irq
445 * disabled tracking state back to normal mode, without actually enabling
446 * interrupts.
447 */
448static inline void kvmppc_fix_ee_before_entry(void)
bd2be683 449{
5f1c248f
SW		 450 trace_hardirqs_on();
451
bd2be683
AG		 452#ifdef CONFIG_PPC64
453 /* Only need to enable IRQs by hard enabling them after this */
454 local_paca->irq_happened = 0;
455 local_paca->soft_enabled = 1;
456#endif
457}
249ba1ee 458
7cdd7a95
MC		 459static inline ulong kvmppc_get_ea_indexed(struct kvm_vcpu *vcpu, int ra, int rb)
460{
461 ulong ea;
8823a8fd 462 ulong msr_64bit = 0;
7cdd7a95
MC		 463
464 ea = kvmppc_get_gpr(vcpu, rb);
465 if (ra)
466 ea += kvmppc_get_gpr(vcpu, ra);
467
8823a8fd
MC		 468#if defined(CONFIG_PPC_BOOK3E_64)
469 msr_64bit = MSR_CM;
470#elif defined(CONFIG_PPC_BOOK3S_64)
471 msr_64bit = MSR_SF;
472#endif
473
474 if (!(vcpu->arch.shared->msr & msr_64bit))
475 ea = (uint32_t)ea;
476
7cdd7a95
MC		 477 return ea;
478}
479
54695c30
BH		 480extern void xics_wake_cpu(int cpu);
481
bbf45ba5 482#endif /* __POWERPC_KVM_PPC_H__ */
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