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1 | /* | |
2 | * Copyright 2008 IBM Corporation. | |
3 | * Authors: Hollis Blanchard <hollisb@us.ibm.com> | |
4 | * | |
5 | * This work is licensed under the GNU GPL license version 2 or later. | |
6 | * | |
7 | */ | |
8 | ||
9 | #ifndef __KVM_PPC_H__ | |
10 | #define __KVM_PPC_H__ | |
11 | ||
12 | #define TYPE_HOST_POWERPC_CPU "host-" TYPE_POWERPC_CPU | |
13 | ||
14 | void kvmppc_init(void); | |
15 | ||
16 | #ifdef CONFIG_KVM | |
17 | ||
18 | uint32_t kvmppc_get_tbfreq(void); | |
19 | uint64_t kvmppc_get_clockfreq(void); | |
20 | uint32_t kvmppc_get_vmx(void); | |
21 | uint32_t kvmppc_get_dfp(void); | |
22 | int kvmppc_get_hasidle(CPUPPCState *env); | |
23 | int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len); | |
24 | int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level); | |
25 | void kvmppc_set_papr(PowerPCCPU *cpu); | |
26 | void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy); | |
27 | int kvmppc_smt_threads(void); | |
28 | int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits); | |
29 | int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits); | |
30 | int kvmppc_set_tcr(PowerPCCPU *cpu); | |
31 | int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu); | |
32 | #ifndef CONFIG_USER_ONLY | |
33 | off_t kvmppc_alloc_rma(const char *name, MemoryRegion *sysmem); | |
34 | void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t window_size, int *pfd); | |
35 | int kvmppc_remove_spapr_tce(void *table, int pfd, uint32_t window_size); | |
36 | int kvmppc_reset_htab(int shift_hint); | |
37 | uint64_t kvmppc_rma_size(uint64_t current_size, unsigned int hash_shift); | |
38 | #endif /* !CONFIG_USER_ONLY */ | |
39 | int kvmppc_fixup_cpu(PowerPCCPU *cpu); | |
40 | bool kvmppc_has_cap_epr(void); | |
41 | int kvmppc_define_rtas_kernel_token(uint32_t token, const char *function); | |
42 | int kvmppc_get_htab_fd(bool write); | |
43 | int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, int64_t max_ns); | |
44 | int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index, | |
45 | uint16_t n_valid, uint16_t n_invalid); | |
46 | ||
47 | #else | |
48 | ||
49 | static inline uint32_t kvmppc_get_tbfreq(void) | |
50 | { | |
51 | return 0; | |
52 | } | |
53 | ||
54 | static inline uint64_t kvmppc_get_clockfreq(void) | |
55 | { | |
56 | return 0; | |
57 | } | |
58 | ||
59 | static inline uint32_t kvmppc_get_vmx(void) | |
60 | { | |
61 | return 0; | |
62 | } | |
63 | ||
64 | static inline uint32_t kvmppc_get_dfp(void) | |
65 | { | |
66 | return 0; | |
67 | } | |
68 | ||
69 | static inline int kvmppc_get_hasidle(CPUPPCState *env) | |
70 | { | |
71 | return 0; | |
72 | } | |
73 | ||
74 | static inline int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len) | |
75 | { | |
76 | return -1; | |
77 | } | |
78 | ||
79 | static inline int kvmppc_read_segment_page_sizes(uint32_t *prop, int maxcells) | |
80 | { | |
81 | return -1; | |
82 | } | |
83 | ||
84 | static inline int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level) | |
85 | { | |
86 | return -1; | |
87 | } | |
88 | ||
89 | static inline void kvmppc_set_papr(PowerPCCPU *cpu) | |
90 | { | |
91 | } | |
92 | ||
93 | static inline void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy) | |
94 | { | |
95 | } | |
96 | ||
97 | static inline int kvmppc_smt_threads(void) | |
98 | { | |
99 | return 1; | |
100 | } | |
101 | ||
102 | static inline int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits) | |
103 | { | |
104 | return 0; | |
105 | } | |
106 | ||
107 | static inline int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits) | |
108 | { | |
109 | return 0; | |
110 | } | |
111 | ||
112 | static inline int kvmppc_set_tcr(PowerPCCPU *cpu) | |
113 | { | |
114 | return 0; | |
115 | } | |
116 | ||
117 | static inline int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu) | |
118 | { | |
119 | return -1; | |
120 | } | |
121 | ||
122 | #ifndef CONFIG_USER_ONLY | |
123 | static inline off_t kvmppc_alloc_rma(const char *name, MemoryRegion *sysmem) | |
124 | { | |
125 | return 0; | |
126 | } | |
127 | ||
128 | static inline void *kvmppc_create_spapr_tce(uint32_t liobn, | |
129 | uint32_t window_size, int *fd) | |
130 | { | |
131 | return NULL; | |
132 | } | |
133 | ||
134 | static inline int kvmppc_remove_spapr_tce(void *table, int pfd, | |
135 | uint32_t window_size) | |
136 | { | |
137 | return -1; | |
138 | } | |
139 | ||
140 | static inline int kvmppc_reset_htab(int shift_hint) | |
141 | { | |
142 | return -1; | |
143 | } | |
144 | ||
145 | static inline uint64_t kvmppc_rma_size(uint64_t current_size, | |
146 | unsigned int hash_shift) | |
147 | { | |
148 | return ram_size; | |
149 | } | |
150 | ||
151 | static inline int kvmppc_update_sdr1(CPUPPCState *env) | |
152 | { | |
153 | return 0; | |
154 | } | |
155 | ||
156 | #endif /* !CONFIG_USER_ONLY */ | |
157 | ||
158 | static inline int kvmppc_fixup_cpu(PowerPCCPU *cpu) | |
159 | { | |
160 | return -1; | |
161 | } | |
162 | ||
163 | static inline bool kvmppc_has_cap_epr(void) | |
164 | { | |
165 | return false; | |
166 | } | |
167 | ||
168 | static inline int kvmppc_define_rtas_kernel_token(uint32_t token, | |
169 | const char *function) | |
170 | { | |
171 | return -1; | |
172 | } | |
173 | ||
174 | static inline int kvmppc_get_htab_fd(bool write) | |
175 | { | |
176 | return -1; | |
177 | } | |
178 | ||
179 | static inline int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, | |
180 | int64_t max_ns) | |
181 | { | |
182 | abort(); | |
183 | } | |
184 | ||
185 | static inline int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index, | |
186 | uint16_t n_valid, uint16_t n_invalid) | |
187 | { | |
188 | abort(); | |
189 | } | |
190 | ||
191 | #endif | |
192 | ||
193 | #ifndef CONFIG_KVM | |
194 | #define kvmppc_eieio() do { } while (0) | |
195 | #else | |
196 | #define kvmppc_eieio() \ | |
197 | do { \ | |
198 | if (kvm_enabled()) { \ | |
199 | asm volatile("eieio" : : : "memory"); \ | |
200 | } \ | |
201 | } while (0) | |
202 | #endif | |
203 | ||
204 | #ifndef KVM_INTERRUPT_SET | |
205 | #define KVM_INTERRUPT_SET -1 | |
206 | #endif | |
207 | ||
208 | #ifndef KVM_INTERRUPT_UNSET | |
209 | #define KVM_INTERRUPT_UNSET -2 | |
210 | #endif | |
211 | ||
212 | #ifndef KVM_INTERRUPT_SET_LEVEL | |
213 | #define KVM_INTERRUPT_SET_LEVEL -3 | |
214 | #endif | |
215 | ||
216 | #endif /* __KVM_PPC_H__ */ |