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gerrit-public.fairphone.software / kernel / msm-5.4 / bc8080cbcc8870178f0910edd537d0cb5706d703 / . / arch / powerpc / include / asm / kvm_ppc.h
blob: 5e80a20f32b875f53b6c3d39f8ce978da5d49028 [file] [log] [blame]
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -0500[diff] [blame]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>
31
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -0500[diff] [blame]32enum emulation_result {
33 EMULATE_DONE, /* no further processing */
34 EMULATE_DO_MMIO, /* kvm_run filled with MMIO request */
35 EMULATE_DO_DCR, /* kvm_run filled with DCR request */
36 EMULATE_FAIL, /* can't emulate this instruction */
37};
38
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -0500[diff] [blame]39extern int __kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu);
40extern char kvmppc_handlers_start[];
41extern unsigned long kvmppc_handler_len;
42
43extern void kvmppc_dump_vcpu(struct kvm_vcpu *vcpu);
44extern int kvmppc_handle_load(struct kvm_run *run, struct kvm_vcpu *vcpu,
45 unsigned int rt, unsigned int bytes,
46 int is_bigendian);
47extern int kvmppc_handle_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
48 u32 val, unsigned int bytes, int is_bigendian);
49
50extern int kvmppc_emulate_instruction(struct kvm_run *run,
51 struct kvm_vcpu *vcpu);
Hollis Blanchardce263d72008-05-21 18:22:51 -0500[diff] [blame]52extern int kvmppc_emulate_mmio(struct kvm_run *run, struct kvm_vcpu *vcpu);
Hollis Blanchard75f74f02008-11-05 09:36:16 -0600[diff] [blame]53extern void kvmppc_emulate_dec(struct kvm_vcpu *vcpu);
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -0500[diff] [blame]54
Hollis Blanchardecc09812009-01-03 16:22:59 -0600[diff] [blame]55/* Core-specific hooks */
56
Hollis Blanchard89168612008-12-02 15:51:53 -0600[diff] [blame]57extern void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gpa_t gpaddr,
Hollis Blanchard7924bd42008-12-02 15:51:55 -0600[diff] [blame]58 unsigned int gtlb_idx);
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -0500[diff] [blame]59extern void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode);
Hollis Blanchard49dd2c42008-07-25 13:54:53 -0500[diff] [blame]60extern void kvmppc_mmu_switch_pid(struct kvm_vcpu *vcpu, u32 pid);
Hollis Blanchardecc09812009-01-03 16:22:59 -0600[diff] [blame]61extern void kvmppc_mmu_destroy(struct kvm_vcpu *vcpu);
Hollis Blanchardfa86b8d2009-01-03 16:23:03 -0600[diff] [blame]62extern int kvmppc_mmu_dtlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
63extern int kvmppc_mmu_itlb_index(struct kvm_vcpu *vcpu, gva_t eaddr);
Hollis Blanchardbe8d1ca2009-01-03 16:23:02 -0600[diff] [blame]64extern gpa_t kvmppc_mmu_xlate(struct kvm_vcpu *vcpu, unsigned int gtlb_index,
65 gva_t eaddr);
Hollis Blanchard9dd921c2008-11-05 09:36:14 -0600[diff] [blame]66
Hollis Blancharddb93f572008-11-05 09:36:18 -0600[diff] [blame]67extern struct kvm_vcpu *kvmppc_core_vcpu_create(struct kvm *kvm,
68 unsigned int id);
69extern void kvmppc_core_vcpu_free(struct kvm_vcpu *vcpu);
Hollis Blanchard5cbb5102008-11-05 09:36:17 -0600[diff] [blame]70extern int kvmppc_core_vcpu_setup(struct kvm_vcpu *vcpu);
Hollis Blanchard9dd921c2008-11-05 09:36:14 -0600[diff] [blame]71extern int kvmppc_core_check_processor_compat(void);
Hollis Blanchard5cbb5102008-11-05 09:36:17 -0600[diff] [blame]72extern int kvmppc_core_vcpu_translate(struct kvm_vcpu *vcpu,
73 struct kvm_translation *tr);
Hollis Blanchard9dd921c2008-11-05 09:36:14 -0600[diff] [blame]74
75extern void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu);
76extern void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu);
77
78extern void kvmppc_core_load_guest_debugstate(struct kvm_vcpu *vcpu);
79extern void kvmppc_core_load_host_debugstate(struct kvm_vcpu *vcpu);
80
81extern void kvmppc_core_deliver_interrupts(struct kvm_vcpu *vcpu);
82extern int kvmppc_core_pending_dec(struct kvm_vcpu *vcpu);
83extern void kvmppc_core_queue_program(struct kvm_vcpu *vcpu);
84extern void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu);
85extern void kvmppc_core_queue_external(struct kvm_vcpu *vcpu,
86 struct kvm_interrupt *irq);
87
Hollis Blanchard75f74f02008-11-05 09:36:16 -0600[diff] [blame]88extern int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu,
89 unsigned int op, int *advance);
90extern int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs);
91extern int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt);
92
Hollis Blancharddb93f572008-11-05 09:36:18 -0600[diff] [blame]93extern int kvmppc_booke_init(void);
94extern void kvmppc_booke_exit(void);
95
Hollis Blanchardc30f8a62008-11-24 11:37:38 -0600[diff] [blame]96extern void kvmppc_core_destroy_mmu(struct kvm_vcpu *vcpu);
97
Hollis Blanchardbbf45ba2008-04-16 23:28:09 -0500[diff] [blame]98#endif /* __POWERPC_KVM_PPC_H__ */