summaryrefslogtreecommitdiff
path: root/target-ppc/kvm_ppc.h
blob: ff077ec5022abd83e49fb74ef969323ef919a7fb (plain)
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
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
/*
 * Copyright 2008 IBM Corporation.
 * Authors: Hollis Blanchard <hollisb@us.ibm.com>
 *
 * This work is licensed under the GNU GPL license version 2 or later.
 *
 */

#ifndef __KVM_PPC_H__
#define __KVM_PPC_H__

#define TYPE_HOST_POWERPC_CPU "host-" TYPE_POWERPC_CPU

void kvmppc_init(void);

#ifdef CONFIG_KVM

uint32_t kvmppc_get_tbfreq(void);
uint64_t kvmppc_get_clockfreq(void);
uint32_t kvmppc_get_vmx(void);
uint32_t kvmppc_get_dfp(void);
int kvmppc_get_hasidle(CPUPPCState *env);
int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len);
int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level);
void kvmppc_set_papr(PowerPCCPU *cpu);
void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy);
int kvmppc_smt_threads(void);
int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits);
int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits);
int kvmppc_set_tcr(PowerPCCPU *cpu);
int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu);
#ifndef CONFIG_USER_ONLY
off_t kvmppc_alloc_rma(const char *name, MemoryRegion *sysmem);
void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t window_size, int *pfd);
int kvmppc_remove_spapr_tce(void *table, int pfd, uint32_t window_size);
int kvmppc_reset_htab(int shift_hint);
uint64_t kvmppc_rma_size(uint64_t current_size, unsigned int hash_shift);
#endif /* !CONFIG_USER_ONLY */
bool kvmppc_has_cap_epr(void);
int kvmppc_define_rtas_kernel_token(uint32_t token, const char *function);
bool kvmppc_has_cap_htab_fd(void);
int kvmppc_get_htab_fd(bool write);
int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, int64_t max_ns);
int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index,
                           uint16_t n_valid, uint16_t n_invalid);
uint64_t kvmppc_hash64_read_pteg(PowerPCCPU *cpu, target_ulong pte_index);
void kvmppc_hash64_free_pteg(uint64_t token);

void kvmppc_hash64_write_pte(CPUPPCState *env, target_ulong pte_index,
                             target_ulong pte0, target_ulong pte1);

#else

static inline uint32_t kvmppc_get_tbfreq(void)
{
    return 0;
}

static inline uint64_t kvmppc_get_clockfreq(void)
{
    return 0;
}

static inline uint32_t kvmppc_get_vmx(void)
{
    return 0;
}

static inline uint32_t kvmppc_get_dfp(void)
{
    return 0;
}

static inline int kvmppc_get_hasidle(CPUPPCState *env)
{
    return 0;
}

static inline int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len)
{
    return -1;
}

static inline int kvmppc_read_segment_page_sizes(uint32_t *prop, int maxcells)
{
    return -1;
}

static inline int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level)
{
    return -1;
}

static inline void kvmppc_set_papr(PowerPCCPU *cpu)
{
}

static inline void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy)
{
}

static inline int kvmppc_smt_threads(void)
{
    return 1;
}

static inline int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits)
{
    return 0;
}

static inline int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits)
{
    return 0;
}

static inline int kvmppc_set_tcr(PowerPCCPU *cpu)
{
    return 0;
}

static inline int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu)
{
    return -1;
}

#ifndef CONFIG_USER_ONLY
static inline off_t kvmppc_alloc_rma(const char *name, MemoryRegion *sysmem)
{
    return 0;
}

static inline void *kvmppc_create_spapr_tce(uint32_t liobn,
                                            uint32_t window_size, int *fd)
{
    return NULL;
}

static inline int kvmppc_remove_spapr_tce(void *table, int pfd,
                                          uint32_t window_size)
{
    return -1;
}

static inline int kvmppc_reset_htab(int shift_hint)
{
    return -1;
}

static inline uint64_t kvmppc_rma_size(uint64_t current_size,
                                       unsigned int hash_shift)
{
    return ram_size;
}

static inline int kvmppc_update_sdr1(CPUPPCState *env)
{
    return 0;
}

#endif /* !CONFIG_USER_ONLY */

static inline bool kvmppc_has_cap_epr(void)
{
    return false;
}

static inline int kvmppc_define_rtas_kernel_token(uint32_t token,
                                                  const char *function)
{
    return -1;
}

static inline bool kvmppc_has_cap_htab_fd(void)
{
    return false;
}

static inline int kvmppc_get_htab_fd(bool write)
{
    return -1;
}

static inline int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize,
                                   int64_t max_ns)
{
    abort();
}

static inline int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index,
                                         uint16_t n_valid, uint16_t n_invalid)
{
    abort();
}

static inline uint64_t kvmppc_hash64_read_pteg(PowerPCCPU *cpu,
                                               target_ulong pte_index)
{
    abort();
}

static inline void kvmppc_hash64_free_pteg(uint64_t token)
{
    abort();
}

static inline void kvmppc_hash64_write_pte(CPUPPCState *env,
                                           target_ulong pte_index,
                                           target_ulong pte0, target_ulong pte1)
{
    abort();
}

#endif

#ifndef CONFIG_KVM
#define kvmppc_eieio() do { } while (0)
#else
#define kvmppc_eieio() \
    do {                                          \
        if (kvm_enabled()) {                          \
            asm volatile("eieio" : : : "memory"); \
        } \
    } while (0)
#endif

#ifndef KVM_INTERRUPT_SET
#define KVM_INTERRUPT_SET -1
#endif

#ifndef KVM_INTERRUPT_UNSET
#define KVM_INTERRUPT_UNSET -2
#endif

#ifndef KVM_INTERRUPT_SET_LEVEL
#define KVM_INTERRUPT_SET_LEVEL -3
#endif

#endif /* __KVM_PPC_H__ */