1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Copyright IBM Corp. 2007
*
* Authors: Hollis Blanchard <hollisb@us.ibm.com>
*/
#ifndef __POWERPC_KVM_HOST_H__
#define __POWERPC_KVM_HOST_H__
#include <linux/mutex.h>
#include <linux/timer.h>
#include <linux/types.h>
#include <linux/kvm_types.h>
#include <asm/kvm_asm.h>
#define KVM_MAX_VCPUS 1
#define KVM_MEMORY_SLOTS 32
/* memory slots that does not exposed to userspace */
#define KVM_PRIVATE_MEM_SLOTS 4
#define KVM_COALESCED_MMIO_PAGE_OFFSET 1
/* We don't currently support large pages. */
#define KVM_NR_PAGE_SIZES 1
#define KVM_PAGES_PER_HPAGE(x) (1UL<<31)
struct kvm;
struct kvm_run;
struct kvm_vcpu;
struct kvm_vm_stat {
u32 remote_tlb_flush;
};
struct kvm_vcpu_stat {
u32 sum_exits;
u32 mmio_exits;
u32 dcr_exits;
u32 signal_exits;
u32 light_exits;
/* Account for special types of light exits: */
u32 itlb_real_miss_exits;
u32 itlb_virt_miss_exits;
u32 dtlb_real_miss_exits;
u32 dtlb_virt_miss_exits;
u32 syscall_exits;
u32 isi_exits;
u32 dsi_exits;
u32 emulated_inst_exits;
u32 dec_exits;
u32 ext_intr_exits;
u32 halt_wakeup;
};
enum kvm_exit_types {
MMIO_EXITS,
DCR_EXITS,
SIGNAL_EXITS,
ITLB_REAL_MISS_EXITS,
ITLB_VIRT_MISS_EXITS,
DTLB_REAL_MISS_EXITS,
DTLB_VIRT_MISS_EXITS,
SYSCALL_EXITS,
ISI_EXITS,
DSI_EXITS,
EMULATED_INST_EXITS,
EMULATED_MTMSRWE_EXITS,
EMULATED_WRTEE_EXITS,
EMULATED_MTSPR_EXITS,
EMULATED_MFSPR_EXITS,
EMULATED_MTMSR_EXITS,
EMULATED_MFMSR_EXITS,
EMULATED_TLBSX_EXITS,
EMULATED_TLBWE_EXITS,
EMULATED_RFI_EXITS,
DEC_EXITS,
EXT_INTR_EXITS,
HALT_WAKEUP,
USR_PR_INST,
FP_UNAVAIL,
DEBUG_EXITS,
TIMEINGUEST,
__NUMBER_OF_KVM_EXIT_TYPES
};
/* allow access to big endian 32bit upper/lower parts and 64bit var */
struct kvmppc_exit_timing {
union {
u64 tv64;
struct {
u32 tbu, tbl;
} tv32;
};
};
struct kvm_arch {
};
struct kvm_vcpu_arch {
u32 host_stack;
u32 host_pid;
u64 fpr[32];
ulong gpr[32];
ulong pc;
u32 cr;
ulong ctr;
ulong lr;
ulong xer;
ulong msr;
u32 mmucr;
ulong sprg0;
ulong sprg1;
ulong sprg2;
ulong sprg3;
ulong sprg4;
ulong sprg5;
ulong sprg6;
ulong sprg7;
ulong srr0;
ulong srr1;
ulong csrr0;
ulong csrr1;
ulong dsrr0;
ulong dsrr1;
ulong dear;
ulong esr;
u32 dec;
u32 decar;
u32 tbl;
u32 tbu;
u32 tcr;
u32 tsr;
u32 ivor[64];
ulong ivpr;
u32 pir;
u32 shadow_pid;
u32 pid;
u32 swap_pid;
u32 ccr0;
u32 ccr1;
u32 dbcr0;
u32 dbcr1;
u32 dbsr;
#ifdef CONFIG_KVM_EXIT_TIMING
struct kvmppc_exit_timing timing_exit;
struct kvmppc_exit_timing timing_last_enter;
u32 last_exit_type;
u32 timing_count_type[__NUMBER_OF_KVM_EXIT_TYPES];
u64 timing_sum_duration[__NUMBER_OF_KVM_EXIT_TYPES];
u64 timing_sum_quad_duration[__NUMBER_OF_KVM_EXIT_TYPES];
u64 timing_min_duration[__NUMBER_OF_KVM_EXIT_TYPES];
u64 timing_max_duration[__NUMBER_OF_KVM_EXIT_TYPES];
u64 timing_last_exit;
struct dentry *debugfs_exit_timing;
#endif
u32 last_inst;
ulong fault_dear;
ulong fault_esr;
gpa_t paddr_accessed;
u8 io_gpr; /* GPR used as IO source/target */
u8 mmio_is_bigendian;
u8 dcr_needed;
u8 dcr_is_write;
u32 cpr0_cfgaddr; /* holds the last set cpr0_cfgaddr */
struct timer_list dec_timer;
unsigned long pending_exceptions;
};
#endif /* __POWERPC_KVM_HOST_H__ */
|
