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9#ifndef KVM_PPC_H
10#define KVM_PPC_H
11
12#define TYPE_HOST_POWERPC_CPU "host-" TYPE_POWERPC_CPU
13
14#ifdef CONFIG_KVM
15
16uint32_t kvmppc_get_tbfreq(void);
17uint64_t kvmppc_get_clockfreq(void);
18uint32_t kvmppc_get_vmx(void);
19uint32_t kvmppc_get_dfp(void);
20bool kvmppc_get_host_model(char **buf);
21bool kvmppc_get_host_serial(char **buf);
22int kvmppc_get_hasidle(CPUPPCState *env);
23int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len);
24int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level);
25void kvmppc_enable_logical_ci_hcalls(void);
26void kvmppc_enable_set_mode_hcall(void);
27void kvmppc_enable_clear_ref_mod_hcalls(void);
28void kvmppc_set_papr(PowerPCCPU *cpu);
29int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr);
30void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy);
31int kvmppc_smt_threads(void);
32int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits);
33int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits);
34int kvmppc_set_tcr(PowerPCCPU *cpu);
35int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu);
36target_ulong kvmppc_configure_v3_mmu(PowerPCCPU *cpu,
37 bool radix, bool gtse,
38 uint64_t proc_tbl);
39#ifndef CONFIG_USER_ONLY
40off_t kvmppc_alloc_rma(void **rma);
41bool kvmppc_spapr_use_multitce(void);
42int kvmppc_spapr_enable_inkernel_multitce(void);
43void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t page_shift,
44 uint64_t bus_offset, uint32_t nb_table,
45 int *pfd, bool need_vfio);
46int kvmppc_remove_spapr_tce(void *table, int pfd, uint32_t window_size);
47int kvmppc_reset_htab(int shift_hint);
48uint64_t kvmppc_rma_size(uint64_t current_size, unsigned int hash_shift);
49#endif
50bool kvmppc_has_cap_epr(void);
51int kvmppc_define_rtas_kernel_token(uint32_t token, const char *function);
52bool kvmppc_has_cap_htab_fd(void);
53int kvmppc_get_htab_fd(bool write);
54int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, int64_t max_ns);
55int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index,
56 uint16_t n_valid, uint16_t n_invalid);
57void kvmppc_read_hptes(ppc_hash_pte64_t *hptes, hwaddr ptex, int n);
58void kvmppc_write_hpte(hwaddr ptex, uint64_t pte0, uint64_t pte1);
59bool kvmppc_has_cap_fixup_hcalls(void);
60bool kvmppc_has_cap_htm(void);
61bool kvmppc_has_cap_mmu_radix(void);
62bool kvmppc_has_cap_mmu_hash_v3(void);
63int kvmppc_enable_hwrng(void);
64int kvmppc_put_books_sregs(PowerPCCPU *cpu);
65PowerPCCPUClass *kvm_ppc_get_host_cpu_class(void);
66void kvmppc_check_papr_resize_hpt(Error **errp);
67int kvmppc_resize_hpt_prepare(PowerPCCPU *cpu, target_ulong flags, int shift);
68int kvmppc_resize_hpt_commit(PowerPCCPU *cpu, target_ulong flags, int shift);
69void kvmppc_update_sdr1(target_ulong sdr1);
70bool kvmppc_pvr_workaround_required(PowerPCCPU *cpu);
71
72bool kvmppc_is_mem_backend_page_size_ok(const char *obj_path);
73
74#else
75
76static inline uint32_t kvmppc_get_tbfreq(void)
77{
78 return 0;
79}
80
81static inline bool kvmppc_get_host_model(char **buf)
82{
83 return false;
84}
85
86static inline bool kvmppc_get_host_serial(char **buf)
87{
88 return false;
89}
90
91static inline uint64_t kvmppc_get_clockfreq(void)
92{
93 return 0;
94}
95
96static inline uint32_t kvmppc_get_vmx(void)
97{
98 return 0;
99}
100
101static inline uint32_t kvmppc_get_dfp(void)
102{
103 return 0;
104}
105
106static inline int kvmppc_get_hasidle(CPUPPCState *env)
107{
108 return 0;
109}
110
111static inline int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len)
112{
113 return -1;
114}
115
116static inline int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level)
117{
118 return -1;
119}
120
121static inline void kvmppc_enable_logical_ci_hcalls(void)
122{
123}
124
125static inline void kvmppc_enable_set_mode_hcall(void)
126{
127}
128
129static inline void kvmppc_enable_clear_ref_mod_hcalls(void)
130{
131}
132
133static inline void kvmppc_set_papr(PowerPCCPU *cpu)
134{
135}
136
137static inline int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr)
138{
139 return 0;
140}
141
142static inline void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy)
143{
144}
145
146static inline int kvmppc_smt_threads(void)
147{
148 return 1;
149}
150
151static inline int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits)
152{
153 return 0;
154}
155
156static inline int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits)
157{
158 return 0;
159}
160
161static inline int kvmppc_set_tcr(PowerPCCPU *cpu)
162{
163 return 0;
164}
165
166static inline int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu)
167{
168 return -1;
169}
170
171static inline target_ulong kvmppc_configure_v3_mmu(PowerPCCPU *cpu,
172 bool radix, bool gtse,
173 uint64_t proc_tbl)
174{
175 return 0;
176}
177
178#ifndef CONFIG_USER_ONLY
179static inline off_t kvmppc_alloc_rma(void **rma)
180{
181 return 0;
182}
183
184static inline bool kvmppc_spapr_use_multitce(void)
185{
186 return false;
187}
188
189static inline int kvmppc_spapr_enable_inkernel_multitce(void)
190{
191 return -1;
192}
193
194static inline void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t page_shift,
195 uint64_t bus_offset,
196 uint32_t nb_table,
197 int *pfd, bool need_vfio)
198{
199 return NULL;
200}
201
202static inline int kvmppc_remove_spapr_tce(void *table, int pfd,
203 uint32_t nb_table)
204{
205 return -1;
206}
207
208static inline int kvmppc_reset_htab(int shift_hint)
209{
210 return 0;
211}
212
213static inline uint64_t kvmppc_rma_size(uint64_t current_size,
214 unsigned int hash_shift)
215{
216 return ram_size;
217}
218
219static inline bool kvmppc_is_mem_backend_page_size_ok(const char *obj_path)
220{
221 return true;
222}
223
224#endif
225
226static inline bool kvmppc_has_cap_epr(void)
227{
228 return false;
229}
230
231static inline int kvmppc_define_rtas_kernel_token(uint32_t token,
232 const char *function)
233{
234 return -1;
235}
236
237static inline bool kvmppc_has_cap_htab_fd(void)
238{
239 return false;
240}
241
242static inline int kvmppc_get_htab_fd(bool write)
243{
244 return -1;
245}
246
247static inline int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize,
248 int64_t max_ns)
249{
250 abort();
251}
252
253static inline int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index,
254 uint16_t n_valid, uint16_t n_invalid)
255{
256 abort();
257}
258
259static inline void kvmppc_read_hptes(ppc_hash_pte64_t *hptes,
260 hwaddr ptex, int n)
261{
262 abort();
263}
264
265static inline void kvmppc_write_hpte(hwaddr ptex, uint64_t pte0, uint64_t pte1)
266{
267 abort();
268}
269
270static inline bool kvmppc_has_cap_fixup_hcalls(void)
271{
272 abort();
273}
274
275static inline bool kvmppc_has_cap_htm(void)
276{
277 return false;
278}
279
280static inline bool kvmppc_has_cap_mmu_radix(void)
281{
282 return false;
283}
284
285static inline bool kvmppc_has_cap_mmu_hash_v3(void)
286{
287 return false;
288}
289
290static inline int kvmppc_enable_hwrng(void)
291{
292 return -1;
293}
294
295static inline int kvmppc_put_books_sregs(PowerPCCPU *cpu)
296{
297 abort();
298}
299
300static inline PowerPCCPUClass *kvm_ppc_get_host_cpu_class(void)
301{
302 return NULL;
303}
304
305static inline void kvmppc_check_papr_resize_hpt(Error **errp)
306{
307 return;
308}
309
310static inline int kvmppc_resize_hpt_prepare(PowerPCCPU *cpu,
311 target_ulong flags, int shift)
312{
313 return -ENOSYS;
314}
315
316static inline int kvmppc_resize_hpt_commit(PowerPCCPU *cpu,
317 target_ulong flags, int shift)
318{
319 return -ENOSYS;
320}
321
322static inline void kvmppc_update_sdr1(target_ulong sdr1)
323{
324 abort();
325}
326
327#endif
328
329#ifndef CONFIG_KVM
330
331#define kvmppc_eieio() do { } while (0)
332
333static inline void kvmppc_dcbst_range(PowerPCCPU *cpu, uint8_t *addr, int len)
334{
335}
336
337static inline void kvmppc_icbi_range(PowerPCCPU *cpu, uint8_t *addr, int len)
338{
339}
340
341#else
342
343#define kvmppc_eieio() \
344 do { \
345 if (kvm_enabled()) { \
346 asm volatile("eieio" : : : "memory"); \
347 } \
348 } while (0)
349
350
351static inline void kvmppc_dcbst_range(PowerPCCPU *cpu, uint8_t *addr, int len)
352{
353 uint8_t *p;
354
355 for (p = addr; p < addr + len; p += cpu->env.dcache_line_size) {
356 asm volatile("dcbst 0,%0" : : "r"(p) : "memory");
357 }
358}
359
360
361static inline void kvmppc_icbi_range(PowerPCCPU *cpu, uint8_t *addr, int len)
362{
363 uint8_t *p;
364
365 for (p = addr; p < addr + len; p += cpu->env.icache_line_size) {
366 asm volatile("icbi 0,%0" : : "r"(p));
367 }
368}
369
370#endif
371
372#endif
373