1d76d1650Saurel32 /* 2d76d1650Saurel32 * Copyright 2008 IBM Corporation. 3d76d1650Saurel32 * Authors: Hollis Blanchard <hollisb@us.ibm.com> 4d76d1650Saurel32 * 5d76d1650Saurel32 * This work is licensed under the GNU GPL license version 2 or later. 6d76d1650Saurel32 * 7d76d1650Saurel32 */ 8d76d1650Saurel32 92a6a4076SMarkus Armbruster #ifndef KVM_PPC_H 102a6a4076SMarkus Armbruster #define KVM_PPC_H 11d76d1650Saurel32 122985b86bSAndreas Färber #define TYPE_HOST_POWERPC_CPU "host-" TYPE_POWERPC_CPU 132985b86bSAndreas Färber 14921e28dbSAlexander Graf #ifdef CONFIG_KVM 15921e28dbSAlexander Graf 16dc333cd6SAlexander Graf uint32_t kvmppc_get_tbfreq(void); 17eadaada1SAlexander Graf uint64_t kvmppc_get_clockfreq(void); 186659394fSDavid Gibson uint32_t kvmppc_get_vmx(void); 196659394fSDavid Gibson uint32_t kvmppc_get_dfp(void); 20ef951443SNikunj A Dadhania bool kvmppc_get_host_model(char **buf); 21ef951443SNikunj A Dadhania bool kvmppc_get_host_serial(char **buf); 221a61a9aeSStuart Yoder int kvmppc_get_hasidle(CPUPPCState *env); 231328c2bfSAndreas Färber int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len); 241bc22652SAndreas Färber int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level); 25026bfd89SDavid Gibson void kvmppc_enable_logical_ci_hcalls(void); 26ef9971ddSAlexey Kardashevskiy void kvmppc_enable_set_mode_hcall(void); 275145ad4fSNathan Whitehorn void kvmppc_enable_clear_ref_mod_hcalls(void); 281bc22652SAndreas Färber void kvmppc_set_papr(PowerPCCPU *cpu); 29d6e166c0SDavid Gibson int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr); 305b95b8b9SAlexander Graf void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy); 31e97c3636SDavid Gibson int kvmppc_smt_threads(void); 3231f2cb8fSBharat Bhushan int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits); 3331f2cb8fSBharat Bhushan int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits); 3431f2cb8fSBharat Bhushan int kvmppc_set_tcr(PowerPCCPU *cpu); 3531f2cb8fSBharat Bhushan int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu); 36b4db5413SSuraj Jitindar Singh target_ulong kvmppc_configure_v3_mmu(PowerPCCPU *cpu, 37b4db5413SSuraj Jitindar Singh bool radix, bool gtse, 38b4db5413SSuraj Jitindar Singh uint64_t proc_tbl); 3998efaf75SDavid Gibson #ifndef CONFIG_USER_ONLY 40658fa66bSAlexey Kardashevskiy off_t kvmppc_alloc_rma(void **rma); 41da95324eSAlexey Kardashevskiy bool kvmppc_spapr_use_multitce(void); 423dc410aeSAlexey Kardashevskiy int kvmppc_spapr_enable_inkernel_multitce(void); 43d6ee2a7cSAlexey Kardashevskiy void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t page_shift, 44d6ee2a7cSAlexey Kardashevskiy uint64_t bus_offset, uint32_t nb_table, 45d6ee2a7cSAlexey Kardashevskiy int *pfd, bool need_vfio); 460f5cb298SDavid Gibson int kvmppc_remove_spapr_tce(void *table, int pfd, uint32_t window_size); 477f763a5dSDavid Gibson int kvmppc_reset_htab(int shift_hint); 487f763a5dSDavid Gibson uint64_t kvmppc_rma_size(uint64_t current_size, unsigned int hash_shift); 4998efaf75SDavid Gibson #endif /* !CONFIG_USER_ONLY */ 503b961124SStuart Yoder bool kvmppc_has_cap_epr(void); 51feaa64c4SDavid Gibson int kvmppc_define_rtas_kernel_token(uint32_t token, const char *function); 527c43bca0SAneesh Kumar K.V bool kvmppc_has_cap_htab_fd(void); 53e68cb8b4SAlexey Kardashevskiy int kvmppc_get_htab_fd(bool write); 54e68cb8b4SAlexey Kardashevskiy int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, int64_t max_ns); 55e68cb8b4SAlexey Kardashevskiy int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index, 56e68cb8b4SAlexey Kardashevskiy uint16_t n_valid, uint16_t n_invalid); 571ad9f0a4SDavid Gibson void kvmppc_read_hptes(ppc_hash_pte64_t *hptes, hwaddr ptex, int n); 581ad9f0a4SDavid Gibson void kvmppc_write_hpte(hwaddr ptex, uint64_t pte0, uint64_t pte1); 5987a91de6SAlexander Graf bool kvmppc_has_cap_fixup_hcalls(void); 60bac3bf28SThomas Huth bool kvmppc_has_cap_htm(void); 61cf1c4cceSSam Bobroff bool kvmppc_has_cap_mmu_radix(void); 62cf1c4cceSSam Bobroff bool kvmppc_has_cap_mmu_hash_v3(void); 634d9392beSThomas Huth int kvmppc_enable_hwrng(void); 64e5c0d3ceSDavid Gibson int kvmppc_put_books_sregs(PowerPCCPU *cpu); 6552b2519cSThomas Huth PowerPCCPUClass *kvm_ppc_get_host_cpu_class(void); 66*30f4b05bSDavid Gibson void kvmppc_check_papr_resize_hpt(Error **errp); 67c1385933SAneesh Kumar K.V 68ec69355bSGreg Kurz bool kvmppc_is_mem_backend_page_size_ok(const char *obj_path); 69df587133SThomas Huth 70921e28dbSAlexander Graf #else 71921e28dbSAlexander Graf 72921e28dbSAlexander Graf static inline uint32_t kvmppc_get_tbfreq(void) 73921e28dbSAlexander Graf { 74921e28dbSAlexander Graf return 0; 75921e28dbSAlexander Graf } 76921e28dbSAlexander Graf 77ef951443SNikunj A Dadhania static inline bool kvmppc_get_host_model(char **buf) 78ef951443SNikunj A Dadhania { 79ef951443SNikunj A Dadhania return false; 80ef951443SNikunj A Dadhania } 81ef951443SNikunj A Dadhania 82ef951443SNikunj A Dadhania static inline bool kvmppc_get_host_serial(char **buf) 83ef951443SNikunj A Dadhania { 84ef951443SNikunj A Dadhania return false; 85ef951443SNikunj A Dadhania } 86ef951443SNikunj A Dadhania 87921e28dbSAlexander Graf static inline uint64_t kvmppc_get_clockfreq(void) 88921e28dbSAlexander Graf { 89921e28dbSAlexander Graf return 0; 90921e28dbSAlexander Graf } 91921e28dbSAlexander Graf 926659394fSDavid Gibson static inline uint32_t kvmppc_get_vmx(void) 936659394fSDavid Gibson { 946659394fSDavid Gibson return 0; 956659394fSDavid Gibson } 966659394fSDavid Gibson 976659394fSDavid Gibson static inline uint32_t kvmppc_get_dfp(void) 986659394fSDavid Gibson { 996659394fSDavid Gibson return 0; 1006659394fSDavid Gibson } 1016659394fSDavid Gibson 1021a61a9aeSStuart Yoder static inline int kvmppc_get_hasidle(CPUPPCState *env) 1031a61a9aeSStuart Yoder { 1041a61a9aeSStuart Yoder return 0; 1051a61a9aeSStuart Yoder } 1061a61a9aeSStuart Yoder 1071328c2bfSAndreas Färber static inline int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int buf_len) 108921e28dbSAlexander Graf { 109921e28dbSAlexander Graf return -1; 110921e28dbSAlexander Graf } 111921e28dbSAlexander Graf 1121bc22652SAndreas Färber static inline int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level) 113921e28dbSAlexander Graf { 114921e28dbSAlexander Graf return -1; 115921e28dbSAlexander Graf } 116921e28dbSAlexander Graf 117026bfd89SDavid Gibson static inline void kvmppc_enable_logical_ci_hcalls(void) 118026bfd89SDavid Gibson { 119026bfd89SDavid Gibson } 120026bfd89SDavid Gibson 121ef9971ddSAlexey Kardashevskiy static inline void kvmppc_enable_set_mode_hcall(void) 122ef9971ddSAlexey Kardashevskiy { 123ef9971ddSAlexey Kardashevskiy } 124ef9971ddSAlexey Kardashevskiy 1255145ad4fSNathan Whitehorn static inline void kvmppc_enable_clear_ref_mod_hcalls(void) 1265145ad4fSNathan Whitehorn { 1275145ad4fSNathan Whitehorn } 1285145ad4fSNathan Whitehorn 1291bc22652SAndreas Färber static inline void kvmppc_set_papr(PowerPCCPU *cpu) 130f61b4bedSAlexander Graf { 131f61b4bedSAlexander Graf } 132f61b4bedSAlexander Graf 133d6e166c0SDavid Gibson static inline int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t compat_pvr) 1346db5bb0fSAlexey Kardashevskiy { 1356db5bb0fSAlexey Kardashevskiy return 0; 1366db5bb0fSAlexey Kardashevskiy } 1376db5bb0fSAlexey Kardashevskiy 1385b95b8b9SAlexander Graf static inline void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy) 1395b95b8b9SAlexander Graf { 1405b95b8b9SAlexander Graf } 1415b95b8b9SAlexander Graf 142e97c3636SDavid Gibson static inline int kvmppc_smt_threads(void) 143e97c3636SDavid Gibson { 144e97c3636SDavid Gibson return 1; 145e97c3636SDavid Gibson } 146e97c3636SDavid Gibson 14731f2cb8fSBharat Bhushan static inline int kvmppc_or_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits) 14831f2cb8fSBharat Bhushan { 14931f2cb8fSBharat Bhushan return 0; 15031f2cb8fSBharat Bhushan } 15131f2cb8fSBharat Bhushan 15231f2cb8fSBharat Bhushan static inline int kvmppc_clear_tsr_bits(PowerPCCPU *cpu, uint32_t tsr_bits) 15331f2cb8fSBharat Bhushan { 15431f2cb8fSBharat Bhushan return 0; 15531f2cb8fSBharat Bhushan } 15631f2cb8fSBharat Bhushan 15731f2cb8fSBharat Bhushan static inline int kvmppc_set_tcr(PowerPCCPU *cpu) 15831f2cb8fSBharat Bhushan { 15931f2cb8fSBharat Bhushan return 0; 16031f2cb8fSBharat Bhushan } 16131f2cb8fSBharat Bhushan 16231f2cb8fSBharat Bhushan static inline int kvmppc_booke_watchdog_enable(PowerPCCPU *cpu) 16331f2cb8fSBharat Bhushan { 16431f2cb8fSBharat Bhushan return -1; 16531f2cb8fSBharat Bhushan } 16631f2cb8fSBharat Bhushan 167b4db5413SSuraj Jitindar Singh static inline target_ulong kvmppc_configure_v3_mmu(PowerPCCPU *cpu, 168b4db5413SSuraj Jitindar Singh bool radix, bool gtse, 169b4db5413SSuraj Jitindar Singh uint64_t proc_tbl) 170b4db5413SSuraj Jitindar Singh { 171b4db5413SSuraj Jitindar Singh return 0; 172b4db5413SSuraj Jitindar Singh } 173b4db5413SSuraj Jitindar Singh 17498efaf75SDavid Gibson #ifndef CONFIG_USER_ONLY 175658fa66bSAlexey Kardashevskiy static inline off_t kvmppc_alloc_rma(void **rma) 176354ac20aSDavid Gibson { 177354ac20aSDavid Gibson return 0; 178354ac20aSDavid Gibson } 179354ac20aSDavid Gibson 180da95324eSAlexey Kardashevskiy static inline bool kvmppc_spapr_use_multitce(void) 181da95324eSAlexey Kardashevskiy { 182da95324eSAlexey Kardashevskiy return false; 183da95324eSAlexey Kardashevskiy } 184da95324eSAlexey Kardashevskiy 1853dc410aeSAlexey Kardashevskiy static inline int kvmppc_spapr_enable_inkernel_multitce(void) 1863dc410aeSAlexey Kardashevskiy { 1873dc410aeSAlexey Kardashevskiy return -1; 1883dc410aeSAlexey Kardashevskiy } 1893dc410aeSAlexey Kardashevskiy 190d6ee2a7cSAlexey Kardashevskiy static inline void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t page_shift, 191d6ee2a7cSAlexey Kardashevskiy uint64_t bus_offset, 192d6ee2a7cSAlexey Kardashevskiy uint32_t nb_table, 193d6ee2a7cSAlexey Kardashevskiy int *pfd, bool need_vfio) 1940f5cb298SDavid Gibson { 1950f5cb298SDavid Gibson return NULL; 1960f5cb298SDavid Gibson } 1970f5cb298SDavid Gibson 1980f5cb298SDavid Gibson static inline int kvmppc_remove_spapr_tce(void *table, int pfd, 199523e7b8aSAlexey Kardashevskiy uint32_t nb_table) 2000f5cb298SDavid Gibson { 2010f5cb298SDavid Gibson return -1; 2020f5cb298SDavid Gibson } 2037f763a5dSDavid Gibson 2047f763a5dSDavid Gibson static inline int kvmppc_reset_htab(int shift_hint) 2057f763a5dSDavid Gibson { 206a3166f8fSBharata B Rao return 0; 2077f763a5dSDavid Gibson } 2087f763a5dSDavid Gibson 2097f763a5dSDavid Gibson static inline uint64_t kvmppc_rma_size(uint64_t current_size, 2107f763a5dSDavid Gibson unsigned int hash_shift) 2117f763a5dSDavid Gibson { 2127f763a5dSDavid Gibson return ram_size; 2137f763a5dSDavid Gibson } 2147f763a5dSDavid Gibson 215ec69355bSGreg Kurz static inline bool kvmppc_is_mem_backend_page_size_ok(const char *obj_path) 216df587133SThomas Huth { 217df587133SThomas Huth return true; 218df587133SThomas Huth } 219df587133SThomas Huth 22098efaf75SDavid Gibson #endif /* !CONFIG_USER_ONLY */ 2210f5cb298SDavid Gibson 2223b961124SStuart Yoder static inline bool kvmppc_has_cap_epr(void) 2233b961124SStuart Yoder { 2243b961124SStuart Yoder return false; 2253b961124SStuart Yoder } 226e68cb8b4SAlexey Kardashevskiy 227feaa64c4SDavid Gibson static inline int kvmppc_define_rtas_kernel_token(uint32_t token, 228feaa64c4SDavid Gibson const char *function) 229feaa64c4SDavid Gibson { 230feaa64c4SDavid Gibson return -1; 231feaa64c4SDavid Gibson } 232feaa64c4SDavid Gibson 2337c43bca0SAneesh Kumar K.V static inline bool kvmppc_has_cap_htab_fd(void) 2347c43bca0SAneesh Kumar K.V { 2357c43bca0SAneesh Kumar K.V return false; 2367c43bca0SAneesh Kumar K.V } 2377c43bca0SAneesh Kumar K.V 238e68cb8b4SAlexey Kardashevskiy static inline int kvmppc_get_htab_fd(bool write) 239e68cb8b4SAlexey Kardashevskiy { 240e68cb8b4SAlexey Kardashevskiy return -1; 241e68cb8b4SAlexey Kardashevskiy } 242e68cb8b4SAlexey Kardashevskiy 243e68cb8b4SAlexey Kardashevskiy static inline int kvmppc_save_htab(QEMUFile *f, int fd, size_t bufsize, 244e68cb8b4SAlexey Kardashevskiy int64_t max_ns) 245e68cb8b4SAlexey Kardashevskiy { 246e68cb8b4SAlexey Kardashevskiy abort(); 247e68cb8b4SAlexey Kardashevskiy } 248e68cb8b4SAlexey Kardashevskiy 249e68cb8b4SAlexey Kardashevskiy static inline int kvmppc_load_htab_chunk(QEMUFile *f, int fd, uint32_t index, 250e68cb8b4SAlexey Kardashevskiy uint16_t n_valid, uint16_t n_invalid) 251e68cb8b4SAlexey Kardashevskiy { 252e68cb8b4SAlexey Kardashevskiy abort(); 253e68cb8b4SAlexey Kardashevskiy } 254e68cb8b4SAlexey Kardashevskiy 2551ad9f0a4SDavid Gibson static inline void kvmppc_read_hptes(ppc_hash_pte64_t *hptes, 2561ad9f0a4SDavid Gibson hwaddr ptex, int n) 2577c43bca0SAneesh Kumar K.V { 2587c43bca0SAneesh Kumar K.V abort(); 2597c43bca0SAneesh Kumar K.V } 2607c43bca0SAneesh Kumar K.V 2611ad9f0a4SDavid Gibson static inline void kvmppc_write_hpte(hwaddr ptex, uint64_t pte0, uint64_t pte1) 262c1385933SAneesh Kumar K.V { 263c1385933SAneesh Kumar K.V abort(); 264c1385933SAneesh Kumar K.V } 265c1385933SAneesh Kumar K.V 26687a91de6SAlexander Graf static inline bool kvmppc_has_cap_fixup_hcalls(void) 26787a91de6SAlexander Graf { 26887a91de6SAlexander Graf abort(); 26987a91de6SAlexander Graf } 27087a91de6SAlexander Graf 271bac3bf28SThomas Huth static inline bool kvmppc_has_cap_htm(void) 272bac3bf28SThomas Huth { 273bac3bf28SThomas Huth return false; 274bac3bf28SThomas Huth } 275bac3bf28SThomas Huth 276cf1c4cceSSam Bobroff static inline bool kvmppc_has_cap_mmu_radix(void) 277cf1c4cceSSam Bobroff { 278cf1c4cceSSam Bobroff return false; 279cf1c4cceSSam Bobroff } 280cf1c4cceSSam Bobroff 281cf1c4cceSSam Bobroff static inline bool kvmppc_has_cap_mmu_hash_v3(void) 282cf1c4cceSSam Bobroff { 283cf1c4cceSSam Bobroff return false; 284cf1c4cceSSam Bobroff } 285cf1c4cceSSam Bobroff 2864d9392beSThomas Huth static inline int kvmppc_enable_hwrng(void) 2874d9392beSThomas Huth { 2884d9392beSThomas Huth return -1; 2894d9392beSThomas Huth } 290e5c0d3ceSDavid Gibson 291e5c0d3ceSDavid Gibson static inline int kvmppc_put_books_sregs(PowerPCCPU *cpu) 292e5c0d3ceSDavid Gibson { 293e5c0d3ceSDavid Gibson abort(); 294e5c0d3ceSDavid Gibson } 29552b2519cSThomas Huth 29652b2519cSThomas Huth static inline PowerPCCPUClass *kvm_ppc_get_host_cpu_class(void) 29752b2519cSThomas Huth { 29852b2519cSThomas Huth return NULL; 29952b2519cSThomas Huth } 30052b2519cSThomas Huth 301*30f4b05bSDavid Gibson static inline void kvmppc_check_papr_resize_hpt(Error **errp) 302*30f4b05bSDavid Gibson { 303*30f4b05bSDavid Gibson return; 304*30f4b05bSDavid Gibson } 305921e28dbSAlexander Graf #endif 306921e28dbSAlexander Graf 307b45d63b6SBen Herrenschmidt #ifndef CONFIG_KVM 3083240dd9aSThomas Huth 309b45d63b6SBen Herrenschmidt #define kvmppc_eieio() do { } while (0) 3103240dd9aSThomas Huth 3113240dd9aSThomas Huth static inline void kvmppc_dcbst_range(PowerPCCPU *cpu, uint8_t *addr, int len) 3123240dd9aSThomas Huth { 3133240dd9aSThomas Huth } 3143240dd9aSThomas Huth 3153240dd9aSThomas Huth static inline void kvmppc_icbi_range(PowerPCCPU *cpu, uint8_t *addr, int len) 3163240dd9aSThomas Huth { 3173240dd9aSThomas Huth } 3183240dd9aSThomas Huth 3193240dd9aSThomas Huth #else /* CONFIG_KVM */ 3203240dd9aSThomas Huth 321b45d63b6SBen Herrenschmidt #define kvmppc_eieio() \ 322b45d63b6SBen Herrenschmidt do { \ 323b45d63b6SBen Herrenschmidt if (kvm_enabled()) { \ 324b45d63b6SBen Herrenschmidt asm volatile("eieio" : : : "memory"); \ 325b45d63b6SBen Herrenschmidt } \ 326b45d63b6SBen Herrenschmidt } while (0) 3273240dd9aSThomas Huth 3283240dd9aSThomas Huth /* Store data cache blocks back to memory */ 3293240dd9aSThomas Huth static inline void kvmppc_dcbst_range(PowerPCCPU *cpu, uint8_t *addr, int len) 3303240dd9aSThomas Huth { 3313240dd9aSThomas Huth uint8_t *p; 3323240dd9aSThomas Huth 3333240dd9aSThomas Huth for (p = addr; p < addr + len; p += cpu->env.dcache_line_size) { 3343240dd9aSThomas Huth asm volatile("dcbst 0,%0" : : "r"(p) : "memory"); 3353240dd9aSThomas Huth } 3363240dd9aSThomas Huth } 3373240dd9aSThomas Huth 3383240dd9aSThomas Huth /* Invalidate instruction cache blocks */ 3393240dd9aSThomas Huth static inline void kvmppc_icbi_range(PowerPCCPU *cpu, uint8_t *addr, int len) 3403240dd9aSThomas Huth { 3413240dd9aSThomas Huth uint8_t *p; 3423240dd9aSThomas Huth 3433240dd9aSThomas Huth for (p = addr; p < addr + len; p += cpu->env.icache_line_size) { 3443240dd9aSThomas Huth asm volatile("icbi 0,%0" : : "r"(p)); 3453240dd9aSThomas Huth } 3463240dd9aSThomas Huth } 3473240dd9aSThomas Huth 3483240dd9aSThomas Huth #endif /* CONFIG_KVM */ 349b45d63b6SBen Herrenschmidt 3502a6a4076SMarkus Armbruster #endif /* KVM_PPC_H */ 351