10d75590dSPeter Maydell #include "qemu/osdep.h" 2da34e65cSMarkus Armbruster #include "qapi/error.h" 39f64bd8aSPaolo Bonzini #include "sysemu/sysemu.h" 49f64bd8aSPaolo Bonzini #include "cpu.h" 59f64bd8aSPaolo Bonzini #include "helper_regs.h" 60d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 7d5aea6f3SDavid Gibson #include "mmu-hash64.h" 83794d548SAlexey Kardashevskiy #include "cpu-models.h" 93794d548SAlexey Kardashevskiy #include "trace.h" 103794d548SAlexey Kardashevskiy #include "kvm_ppc.h" 119f64bd8aSPaolo Bonzini 12a46622fdSAlexey Kardashevskiy struct SPRSyncState { 13a46622fdSAlexey Kardashevskiy CPUState *cs; 14a46622fdSAlexey Kardashevskiy int spr; 15a46622fdSAlexey Kardashevskiy target_ulong value; 16a46622fdSAlexey Kardashevskiy target_ulong mask; 17a46622fdSAlexey Kardashevskiy }; 18a46622fdSAlexey Kardashevskiy 19a46622fdSAlexey Kardashevskiy static void do_spr_sync(void *arg) 20a46622fdSAlexey Kardashevskiy { 21a46622fdSAlexey Kardashevskiy struct SPRSyncState *s = arg; 22a46622fdSAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(s->cs); 23a46622fdSAlexey Kardashevskiy CPUPPCState *env = &cpu->env; 24a46622fdSAlexey Kardashevskiy 25a46622fdSAlexey Kardashevskiy cpu_synchronize_state(s->cs); 26a46622fdSAlexey Kardashevskiy env->spr[s->spr] &= ~s->mask; 27a46622fdSAlexey Kardashevskiy env->spr[s->spr] |= s->value; 28a46622fdSAlexey Kardashevskiy } 29a46622fdSAlexey Kardashevskiy 30a46622fdSAlexey Kardashevskiy static void set_spr(CPUState *cs, int spr, target_ulong value, 31a46622fdSAlexey Kardashevskiy target_ulong mask) 32a46622fdSAlexey Kardashevskiy { 33a46622fdSAlexey Kardashevskiy struct SPRSyncState s = { 34a46622fdSAlexey Kardashevskiy .cs = cs, 35a46622fdSAlexey Kardashevskiy .spr = spr, 36a46622fdSAlexey Kardashevskiy .value = value, 37a46622fdSAlexey Kardashevskiy .mask = mask 38a46622fdSAlexey Kardashevskiy }; 39a46622fdSAlexey Kardashevskiy run_on_cpu(cs, do_spr_sync, &s); 40a46622fdSAlexey Kardashevskiy } 41a46622fdSAlexey Kardashevskiy 42af08a58fSThomas Huth static bool has_spr(PowerPCCPU *cpu, int spr) 43af08a58fSThomas Huth { 44af08a58fSThomas Huth /* We can test whether the SPR is defined by checking for a valid name */ 45af08a58fSThomas Huth return cpu->env.spr_cb[spr].name != NULL; 46af08a58fSThomas Huth } 47af08a58fSThomas Huth 48f3c75d42SAneesh Kumar K.V static inline bool valid_pte_index(CPUPPCState *env, target_ulong pte_index) 49f3c75d42SAneesh Kumar K.V { 50f3c75d42SAneesh Kumar K.V /* 51f3c75d42SAneesh Kumar K.V * hash value/pteg group index is normalized by htab_mask 52f3c75d42SAneesh Kumar K.V */ 53f3c75d42SAneesh Kumar K.V if (((pte_index & ~7ULL) / HPTES_PER_GROUP) & ~env->htab_mask) { 54f3c75d42SAneesh Kumar K.V return false; 55f3c75d42SAneesh Kumar K.V } 56f3c75d42SAneesh Kumar K.V return true; 57f3c75d42SAneesh Kumar K.V } 58f3c75d42SAneesh Kumar K.V 59ecbc25faSDavid Gibson static bool is_ram_address(sPAPRMachineState *spapr, hwaddr addr) 60ecbc25faSDavid Gibson { 61ecbc25faSDavid Gibson MachineState *machine = MACHINE(spapr); 62ecbc25faSDavid Gibson MemoryHotplugState *hpms = &spapr->hotplug_memory; 63ecbc25faSDavid Gibson 64ecbc25faSDavid Gibson if (addr < machine->ram_size) { 65ecbc25faSDavid Gibson return true; 66ecbc25faSDavid Gibson } 67ecbc25faSDavid Gibson if ((addr >= hpms->base) 68ecbc25faSDavid Gibson && ((addr - hpms->base) < memory_region_size(&hpms->mr))) { 69ecbc25faSDavid Gibson return true; 70ecbc25faSDavid Gibson } 71ecbc25faSDavid Gibson 72ecbc25faSDavid Gibson return false; 73ecbc25faSDavid Gibson } 74ecbc25faSDavid Gibson 7528e02042SDavid Gibson static target_ulong h_enter(PowerPCCPU *cpu, sPAPRMachineState *spapr, 769f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 779f64bd8aSPaolo Bonzini { 789f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 799f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 809f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 819f64bd8aSPaolo Bonzini target_ulong pteh = args[2]; 829f64bd8aSPaolo Bonzini target_ulong ptel = args[3]; 831114e712SDavid Gibson unsigned apshift, spshift; 849f64bd8aSPaolo Bonzini target_ulong raddr; 857c43bca0SAneesh Kumar K.V target_ulong index; 867c43bca0SAneesh Kumar K.V uint64_t token; 879f64bd8aSPaolo Bonzini 881114e712SDavid Gibson apshift = ppc_hash64_hpte_page_shift_noslb(cpu, pteh, ptel, &spshift); 891114e712SDavid Gibson if (!apshift) { 901114e712SDavid Gibson /* Bad page size encoding */ 919f64bd8aSPaolo Bonzini return H_PARAMETER; 929f64bd8aSPaolo Bonzini } 939f64bd8aSPaolo Bonzini 941114e712SDavid Gibson raddr = (ptel & HPTE64_R_RPN) & ~((1ULL << apshift) - 1); 959f64bd8aSPaolo Bonzini 96ecbc25faSDavid Gibson if (is_ram_address(spapr, raddr)) { 979f64bd8aSPaolo Bonzini /* Regular RAM - should have WIMG=0010 */ 98d5aea6f3SDavid Gibson if ((ptel & HPTE64_R_WIMG) != HPTE64_R_M) { 999f64bd8aSPaolo Bonzini return H_PARAMETER; 1009f64bd8aSPaolo Bonzini } 1019f64bd8aSPaolo Bonzini } else { 1029f64bd8aSPaolo Bonzini /* Looks like an IO address */ 1039f64bd8aSPaolo Bonzini /* FIXME: What WIMG combinations could be sensible for IO? 1049f64bd8aSPaolo Bonzini * For now we allow WIMG=010x, but are there others? */ 1059f64bd8aSPaolo Bonzini /* FIXME: Should we check against registered IO addresses? */ 106d5aea6f3SDavid Gibson if ((ptel & (HPTE64_R_W | HPTE64_R_I | HPTE64_R_M)) != HPTE64_R_I) { 1079f64bd8aSPaolo Bonzini return H_PARAMETER; 1089f64bd8aSPaolo Bonzini } 1099f64bd8aSPaolo Bonzini } 1109f64bd8aSPaolo Bonzini 1119f64bd8aSPaolo Bonzini pteh &= ~0x60ULL; 1129f64bd8aSPaolo Bonzini 113f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 1149f64bd8aSPaolo Bonzini return H_PARAMETER; 1159f64bd8aSPaolo Bonzini } 1167c43bca0SAneesh Kumar K.V 1177c43bca0SAneesh Kumar K.V index = 0; 1189f64bd8aSPaolo Bonzini if (likely((flags & H_EXACT) == 0)) { 1199f64bd8aSPaolo Bonzini pte_index &= ~7ULL; 1207c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 1217aaf4957SAneesh Kumar K.V for (; index < 8; index++) { 1227ef23068SDavid Gibson if (!(ppc_hash64_load_hpte0(cpu, token, index) & HPTE64_V_VALID)) { 1239f64bd8aSPaolo Bonzini break; 1249f64bd8aSPaolo Bonzini } 1257aaf4957SAneesh Kumar K.V } 126c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1277aaf4957SAneesh Kumar K.V if (index == 8) { 1287aaf4957SAneesh Kumar K.V return H_PTEG_FULL; 1297aaf4957SAneesh Kumar K.V } 1309f64bd8aSPaolo Bonzini } else { 1317c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 1327ef23068SDavid Gibson if (ppc_hash64_load_hpte0(cpu, token, 0) & HPTE64_V_VALID) { 133c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1349f64bd8aSPaolo Bonzini return H_PTEG_FULL; 1359f64bd8aSPaolo Bonzini } 136c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1379f64bd8aSPaolo Bonzini } 1387c43bca0SAneesh Kumar K.V 1397ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index + index, 1403f94170bSAneesh Kumar K.V pteh | HPTE64_V_HPTE_DIRTY, ptel); 1419f64bd8aSPaolo Bonzini 1427c43bca0SAneesh Kumar K.V args[0] = pte_index + index; 1439f64bd8aSPaolo Bonzini return H_SUCCESS; 1449f64bd8aSPaolo Bonzini } 1459f64bd8aSPaolo Bonzini 146a3801402SStefan Weil typedef enum { 1479f64bd8aSPaolo Bonzini REMOVE_SUCCESS = 0, 1489f64bd8aSPaolo Bonzini REMOVE_NOT_FOUND = 1, 1499f64bd8aSPaolo Bonzini REMOVE_PARM = 2, 1509f64bd8aSPaolo Bonzini REMOVE_HW = 3, 151a3801402SStefan Weil } RemoveResult; 1529f64bd8aSPaolo Bonzini 1537ef23068SDavid Gibson static RemoveResult remove_hpte(PowerPCCPU *cpu, target_ulong ptex, 1549f64bd8aSPaolo Bonzini target_ulong avpn, 1559f64bd8aSPaolo Bonzini target_ulong flags, 1569f64bd8aSPaolo Bonzini target_ulong *vp, target_ulong *rp) 1579f64bd8aSPaolo Bonzini { 1587ef23068SDavid Gibson CPUPPCState *env = &cpu->env; 1597c43bca0SAneesh Kumar K.V uint64_t token; 16061a36c9bSDavid Gibson target_ulong v, r; 1619f64bd8aSPaolo Bonzini 162f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, ptex)) { 1639f64bd8aSPaolo Bonzini return REMOVE_PARM; 1649f64bd8aSPaolo Bonzini } 1659f64bd8aSPaolo Bonzini 1667ef23068SDavid Gibson token = ppc_hash64_start_access(cpu, ptex); 1677ef23068SDavid Gibson v = ppc_hash64_load_hpte0(cpu, token, 0); 1687ef23068SDavid Gibson r = ppc_hash64_load_hpte1(cpu, token, 0); 169c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1709f64bd8aSPaolo Bonzini 171d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 1729f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn) || 1739f64bd8aSPaolo Bonzini ((flags & H_ANDCOND) && (v & avpn) != 0)) { 1749f64bd8aSPaolo Bonzini return REMOVE_NOT_FOUND; 1759f64bd8aSPaolo Bonzini } 1769f64bd8aSPaolo Bonzini *vp = v; 1779f64bd8aSPaolo Bonzini *rp = r; 1787ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, ptex, HPTE64_V_HPTE_DIRTY, 0); 17961a36c9bSDavid Gibson ppc_hash64_tlb_flush_hpte(cpu, ptex, v, r); 1809f64bd8aSPaolo Bonzini return REMOVE_SUCCESS; 1819f64bd8aSPaolo Bonzini } 1829f64bd8aSPaolo Bonzini 18328e02042SDavid Gibson static target_ulong h_remove(PowerPCCPU *cpu, sPAPRMachineState *spapr, 1849f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 1859f64bd8aSPaolo Bonzini { 1869f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 1879f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 1889f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 189a3801402SStefan Weil RemoveResult ret; 1909f64bd8aSPaolo Bonzini 1917ef23068SDavid Gibson ret = remove_hpte(cpu, pte_index, avpn, flags, 1929f64bd8aSPaolo Bonzini &args[0], &args[1]); 1939f64bd8aSPaolo Bonzini 1949f64bd8aSPaolo Bonzini switch (ret) { 1959f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 1969f64bd8aSPaolo Bonzini return H_SUCCESS; 1979f64bd8aSPaolo Bonzini 1989f64bd8aSPaolo Bonzini case REMOVE_NOT_FOUND: 1999f64bd8aSPaolo Bonzini return H_NOT_FOUND; 2009f64bd8aSPaolo Bonzini 2019f64bd8aSPaolo Bonzini case REMOVE_PARM: 2029f64bd8aSPaolo Bonzini return H_PARAMETER; 2039f64bd8aSPaolo Bonzini 2049f64bd8aSPaolo Bonzini case REMOVE_HW: 2059f64bd8aSPaolo Bonzini return H_HARDWARE; 2069f64bd8aSPaolo Bonzini } 2079f64bd8aSPaolo Bonzini 2089a39970dSStefan Weil g_assert_not_reached(); 2099f64bd8aSPaolo Bonzini } 2109f64bd8aSPaolo Bonzini 2119f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_TYPE 0xc000000000000000ULL 2129f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_REQUEST 0x4000000000000000ULL 2139f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RESPONSE 0x8000000000000000ULL 2149f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_END 0xc000000000000000ULL 2159f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_CODE 0x3000000000000000ULL 2169f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_SUCCESS 0x0000000000000000ULL 2179f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_NOT_FOUND 0x1000000000000000ULL 2189f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PARM 0x2000000000000000ULL 2199f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_HW 0x3000000000000000ULL 2209f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RC 0x0c00000000000000ULL 2219f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_FLAGS 0x0300000000000000ULL 2229f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ABSOLUTE 0x0000000000000000ULL 2239f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ANDCOND 0x0100000000000000ULL 2249f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_AVPN 0x0200000000000000ULL 2259f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PTEX 0x00ffffffffffffffULL 2269f64bd8aSPaolo Bonzini 2279f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_MAX_BATCH 4 2289f64bd8aSPaolo Bonzini 22928e02042SDavid Gibson static target_ulong h_bulk_remove(PowerPCCPU *cpu, sPAPRMachineState *spapr, 2309f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2319f64bd8aSPaolo Bonzini { 2329f64bd8aSPaolo Bonzini int i; 2339f64bd8aSPaolo Bonzini 2349f64bd8aSPaolo Bonzini for (i = 0; i < H_BULK_REMOVE_MAX_BATCH; i++) { 2359f64bd8aSPaolo Bonzini target_ulong *tsh = &args[i*2]; 2369f64bd8aSPaolo Bonzini target_ulong tsl = args[i*2 + 1]; 2379f64bd8aSPaolo Bonzini target_ulong v, r, ret; 2389f64bd8aSPaolo Bonzini 2399f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_TYPE) == H_BULK_REMOVE_END) { 2409f64bd8aSPaolo Bonzini break; 2419f64bd8aSPaolo Bonzini } else if ((*tsh & H_BULK_REMOVE_TYPE) != H_BULK_REMOVE_REQUEST) { 2429f64bd8aSPaolo Bonzini return H_PARAMETER; 2439f64bd8aSPaolo Bonzini } 2449f64bd8aSPaolo Bonzini 2459f64bd8aSPaolo Bonzini *tsh &= H_BULK_REMOVE_PTEX | H_BULK_REMOVE_FLAGS; 2469f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_RESPONSE; 2479f64bd8aSPaolo Bonzini 2489f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_ANDCOND) && (*tsh & H_BULK_REMOVE_AVPN)) { 2499f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_PARM; 2509f64bd8aSPaolo Bonzini return H_PARAMETER; 2519f64bd8aSPaolo Bonzini } 2529f64bd8aSPaolo Bonzini 2537ef23068SDavid Gibson ret = remove_hpte(cpu, *tsh & H_BULK_REMOVE_PTEX, tsl, 2549f64bd8aSPaolo Bonzini (*tsh & H_BULK_REMOVE_FLAGS) >> 26, 2559f64bd8aSPaolo Bonzini &v, &r); 2569f64bd8aSPaolo Bonzini 2579f64bd8aSPaolo Bonzini *tsh |= ret << 60; 2589f64bd8aSPaolo Bonzini 2599f64bd8aSPaolo Bonzini switch (ret) { 2609f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 261d5aea6f3SDavid Gibson *tsh |= (r & (HPTE64_R_C | HPTE64_R_R)) << 43; 2629f64bd8aSPaolo Bonzini break; 2639f64bd8aSPaolo Bonzini 2649f64bd8aSPaolo Bonzini case REMOVE_PARM: 2659f64bd8aSPaolo Bonzini return H_PARAMETER; 2669f64bd8aSPaolo Bonzini 2679f64bd8aSPaolo Bonzini case REMOVE_HW: 2689f64bd8aSPaolo Bonzini return H_HARDWARE; 2699f64bd8aSPaolo Bonzini } 2709f64bd8aSPaolo Bonzini } 2719f64bd8aSPaolo Bonzini 2729f64bd8aSPaolo Bonzini return H_SUCCESS; 2739f64bd8aSPaolo Bonzini } 2749f64bd8aSPaolo Bonzini 27528e02042SDavid Gibson static target_ulong h_protect(PowerPCCPU *cpu, sPAPRMachineState *spapr, 2769f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2779f64bd8aSPaolo Bonzini { 2789f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 2799f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 2809f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 2819f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 2827c43bca0SAneesh Kumar K.V uint64_t token; 28361a36c9bSDavid Gibson target_ulong v, r; 2849f64bd8aSPaolo Bonzini 285f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 2869f64bd8aSPaolo Bonzini return H_PARAMETER; 2879f64bd8aSPaolo Bonzini } 2889f64bd8aSPaolo Bonzini 2897c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 2907ef23068SDavid Gibson v = ppc_hash64_load_hpte0(cpu, token, 0); 2917ef23068SDavid Gibson r = ppc_hash64_load_hpte1(cpu, token, 0); 292c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 2939f64bd8aSPaolo Bonzini 294d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 2959f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn)) { 2969f64bd8aSPaolo Bonzini return H_NOT_FOUND; 2979f64bd8aSPaolo Bonzini } 2989f64bd8aSPaolo Bonzini 299d5aea6f3SDavid Gibson r &= ~(HPTE64_R_PP0 | HPTE64_R_PP | HPTE64_R_N | 300d5aea6f3SDavid Gibson HPTE64_R_KEY_HI | HPTE64_R_KEY_LO); 301d5aea6f3SDavid Gibson r |= (flags << 55) & HPTE64_R_PP0; 302d5aea6f3SDavid Gibson r |= (flags << 48) & HPTE64_R_KEY_HI; 303d5aea6f3SDavid Gibson r |= flags & (HPTE64_R_PP | HPTE64_R_N | HPTE64_R_KEY_LO); 3047ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index, 3053f94170bSAneesh Kumar K.V (v & ~HPTE64_V_VALID) | HPTE64_V_HPTE_DIRTY, 0); 30661a36c9bSDavid Gibson ppc_hash64_tlb_flush_hpte(cpu, pte_index, v, r); 3079f64bd8aSPaolo Bonzini /* Don't need a memory barrier, due to qemu's global lock */ 3087ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index, v | HPTE64_V_HPTE_DIRTY, r); 3099f64bd8aSPaolo Bonzini return H_SUCCESS; 3109f64bd8aSPaolo Bonzini } 3119f64bd8aSPaolo Bonzini 31228e02042SDavid Gibson static target_ulong h_read(PowerPCCPU *cpu, sPAPRMachineState *spapr, 313fa388916SAnthony Liguori target_ulong opcode, target_ulong *args) 314fa388916SAnthony Liguori { 315fa388916SAnthony Liguori CPUPPCState *env = &cpu->env; 316fa388916SAnthony Liguori target_ulong flags = args[0]; 317fa388916SAnthony Liguori target_ulong pte_index = args[1]; 318fa388916SAnthony Liguori uint8_t *hpte; 319fa388916SAnthony Liguori int i, ridx, n_entries = 1; 320fa388916SAnthony Liguori 321f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 322fa388916SAnthony Liguori return H_PARAMETER; 323fa388916SAnthony Liguori } 324fa388916SAnthony Liguori 325fa388916SAnthony Liguori if (flags & H_READ_4) { 326fa388916SAnthony Liguori /* Clear the two low order bits */ 327fa388916SAnthony Liguori pte_index &= ~(3ULL); 328fa388916SAnthony Liguori n_entries = 4; 329fa388916SAnthony Liguori } 330fa388916SAnthony Liguori 331fa388916SAnthony Liguori hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64); 332fa388916SAnthony Liguori 333fa388916SAnthony Liguori for (i = 0, ridx = 0; i < n_entries; i++) { 334fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte); 335fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte + (HASH_PTE_SIZE_64/2)); 336fa388916SAnthony Liguori hpte += HASH_PTE_SIZE_64; 337fa388916SAnthony Liguori } 338fa388916SAnthony Liguori 339fa388916SAnthony Liguori return H_SUCCESS; 340fa388916SAnthony Liguori } 341fa388916SAnthony Liguori 342423576f7SThomas Huth static target_ulong h_set_sprg0(PowerPCCPU *cpu, sPAPRMachineState *spapr, 343423576f7SThomas Huth target_ulong opcode, target_ulong *args) 344423576f7SThomas Huth { 345423576f7SThomas Huth cpu_synchronize_state(CPU(cpu)); 346423576f7SThomas Huth cpu->env.spr[SPR_SPRG0] = args[0]; 347423576f7SThomas Huth 348423576f7SThomas Huth return H_SUCCESS; 349423576f7SThomas Huth } 350423576f7SThomas Huth 35128e02042SDavid Gibson static target_ulong h_set_dabr(PowerPCCPU *cpu, sPAPRMachineState *spapr, 3529f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 3539f64bd8aSPaolo Bonzini { 354af08a58fSThomas Huth if (!has_spr(cpu, SPR_DABR)) { 355af08a58fSThomas Huth return H_HARDWARE; /* DABR register not available */ 356af08a58fSThomas Huth } 357af08a58fSThomas Huth cpu_synchronize_state(CPU(cpu)); 358af08a58fSThomas Huth 359af08a58fSThomas Huth if (has_spr(cpu, SPR_DABRX)) { 360af08a58fSThomas Huth cpu->env.spr[SPR_DABRX] = 0x3; /* Use Problem and Privileged state */ 361af08a58fSThomas Huth } else if (!(args[0] & 0x4)) { /* Breakpoint Translation set? */ 362af08a58fSThomas Huth return H_RESERVED_DABR; 363af08a58fSThomas Huth } 364af08a58fSThomas Huth 365af08a58fSThomas Huth cpu->env.spr[SPR_DABR] = args[0]; 366af08a58fSThomas Huth return H_SUCCESS; 3679f64bd8aSPaolo Bonzini } 3689f64bd8aSPaolo Bonzini 369e49ff266SThomas Huth static target_ulong h_set_xdabr(PowerPCCPU *cpu, sPAPRMachineState *spapr, 370e49ff266SThomas Huth target_ulong opcode, target_ulong *args) 371e49ff266SThomas Huth { 372e49ff266SThomas Huth target_ulong dabrx = args[1]; 373e49ff266SThomas Huth 374e49ff266SThomas Huth if (!has_spr(cpu, SPR_DABR) || !has_spr(cpu, SPR_DABRX)) { 375e49ff266SThomas Huth return H_HARDWARE; 376e49ff266SThomas Huth } 377e49ff266SThomas Huth 378e49ff266SThomas Huth if ((dabrx & ~0xfULL) != 0 || (dabrx & H_DABRX_HYPERVISOR) != 0 379e49ff266SThomas Huth || (dabrx & (H_DABRX_KERNEL | H_DABRX_USER)) == 0) { 380e49ff266SThomas Huth return H_PARAMETER; 381e49ff266SThomas Huth } 382e49ff266SThomas Huth 383e49ff266SThomas Huth cpu_synchronize_state(CPU(cpu)); 384e49ff266SThomas Huth cpu->env.spr[SPR_DABRX] = dabrx; 385e49ff266SThomas Huth cpu->env.spr[SPR_DABR] = args[0]; 386e49ff266SThomas Huth 387e49ff266SThomas Huth return H_SUCCESS; 388e49ff266SThomas Huth } 389e49ff266SThomas Huth 3903240dd9aSThomas Huth static target_ulong h_page_init(PowerPCCPU *cpu, sPAPRMachineState *spapr, 3913240dd9aSThomas Huth target_ulong opcode, target_ulong *args) 3923240dd9aSThomas Huth { 3933240dd9aSThomas Huth target_ulong flags = args[0]; 3943240dd9aSThomas Huth hwaddr dst = args[1]; 3953240dd9aSThomas Huth hwaddr src = args[2]; 3963240dd9aSThomas Huth hwaddr len = TARGET_PAGE_SIZE; 3973240dd9aSThomas Huth uint8_t *pdst, *psrc; 3983240dd9aSThomas Huth target_long ret = H_SUCCESS; 3993240dd9aSThomas Huth 4003240dd9aSThomas Huth if (flags & ~(H_ICACHE_SYNCHRONIZE | H_ICACHE_INVALIDATE 4013240dd9aSThomas Huth | H_COPY_PAGE | H_ZERO_PAGE)) { 4023240dd9aSThomas Huth qemu_log_mask(LOG_UNIMP, "h_page_init: Bad flags (" TARGET_FMT_lx "\n", 4033240dd9aSThomas Huth flags); 4043240dd9aSThomas Huth return H_PARAMETER; 4053240dd9aSThomas Huth } 4063240dd9aSThomas Huth 4073240dd9aSThomas Huth /* Map-in destination */ 4083240dd9aSThomas Huth if (!is_ram_address(spapr, dst) || (dst & ~TARGET_PAGE_MASK) != 0) { 4093240dd9aSThomas Huth return H_PARAMETER; 4103240dd9aSThomas Huth } 4113240dd9aSThomas Huth pdst = cpu_physical_memory_map(dst, &len, 1); 4123240dd9aSThomas Huth if (!pdst || len != TARGET_PAGE_SIZE) { 4133240dd9aSThomas Huth return H_PARAMETER; 4143240dd9aSThomas Huth } 4153240dd9aSThomas Huth 4163240dd9aSThomas Huth if (flags & H_COPY_PAGE) { 4173240dd9aSThomas Huth /* Map-in source, copy to destination, and unmap source again */ 4183240dd9aSThomas Huth if (!is_ram_address(spapr, src) || (src & ~TARGET_PAGE_MASK) != 0) { 4193240dd9aSThomas Huth ret = H_PARAMETER; 4203240dd9aSThomas Huth goto unmap_out; 4213240dd9aSThomas Huth } 4223240dd9aSThomas Huth psrc = cpu_physical_memory_map(src, &len, 0); 4233240dd9aSThomas Huth if (!psrc || len != TARGET_PAGE_SIZE) { 4243240dd9aSThomas Huth ret = H_PARAMETER; 4253240dd9aSThomas Huth goto unmap_out; 4263240dd9aSThomas Huth } 4273240dd9aSThomas Huth memcpy(pdst, psrc, len); 4283240dd9aSThomas Huth cpu_physical_memory_unmap(psrc, len, 0, len); 4293240dd9aSThomas Huth } else if (flags & H_ZERO_PAGE) { 4303240dd9aSThomas Huth memset(pdst, 0, len); /* Just clear the destination page */ 4313240dd9aSThomas Huth } 4323240dd9aSThomas Huth 4333240dd9aSThomas Huth if (kvm_enabled() && (flags & H_ICACHE_SYNCHRONIZE) != 0) { 4343240dd9aSThomas Huth kvmppc_dcbst_range(cpu, pdst, len); 4353240dd9aSThomas Huth } 4363240dd9aSThomas Huth if (flags & (H_ICACHE_SYNCHRONIZE | H_ICACHE_INVALIDATE)) { 4373240dd9aSThomas Huth if (kvm_enabled()) { 4383240dd9aSThomas Huth kvmppc_icbi_range(cpu, pdst, len); 4393240dd9aSThomas Huth } else { 4403240dd9aSThomas Huth tb_flush(CPU(cpu)); 4413240dd9aSThomas Huth } 4423240dd9aSThomas Huth } 4433240dd9aSThomas Huth 4443240dd9aSThomas Huth unmap_out: 4453240dd9aSThomas Huth cpu_physical_memory_unmap(pdst, TARGET_PAGE_SIZE, 1, len); 4463240dd9aSThomas Huth return ret; 4473240dd9aSThomas Huth } 4483240dd9aSThomas Huth 4499f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_VPA 0x0000200000000000ULL 4509f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_DTL 0x0000400000000000ULL 4519f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_SLBSHADOW 0x0000600000000000ULL 4529f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_VPA 0x0000a00000000000ULL 4539f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_DTL 0x0000c00000000000ULL 4549f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_SLBSHADOW 0x0000e00000000000ULL 4559f64bd8aSPaolo Bonzini 4569f64bd8aSPaolo Bonzini #define VPA_MIN_SIZE 640 4579f64bd8aSPaolo Bonzini #define VPA_SIZE_OFFSET 0x4 4589f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_OFFSET 0x9 4599f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_VAL 0x2 4609f64bd8aSPaolo Bonzini 4619f64bd8aSPaolo Bonzini static target_ulong register_vpa(CPUPPCState *env, target_ulong vpa) 4629f64bd8aSPaolo Bonzini { 46333276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 4649f64bd8aSPaolo Bonzini uint16_t size; 4659f64bd8aSPaolo Bonzini uint8_t tmp; 4669f64bd8aSPaolo Bonzini 4679f64bd8aSPaolo Bonzini if (vpa == 0) { 4689f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with registering a VPA at logical 0\n"); 4699f64bd8aSPaolo Bonzini return H_HARDWARE; 4709f64bd8aSPaolo Bonzini } 4719f64bd8aSPaolo Bonzini 4729f64bd8aSPaolo Bonzini if (vpa % env->dcache_line_size) { 4739f64bd8aSPaolo Bonzini return H_PARAMETER; 4749f64bd8aSPaolo Bonzini } 4759f64bd8aSPaolo Bonzini /* FIXME: bounds check the address */ 4769f64bd8aSPaolo Bonzini 47741701aa4SEdgar E. Iglesias size = lduw_be_phys(cs->as, vpa + 0x4); 4789f64bd8aSPaolo Bonzini 4799f64bd8aSPaolo Bonzini if (size < VPA_MIN_SIZE) { 4809f64bd8aSPaolo Bonzini return H_PARAMETER; 4819f64bd8aSPaolo Bonzini } 4829f64bd8aSPaolo Bonzini 4839f64bd8aSPaolo Bonzini /* VPA is not allowed to cross a page boundary */ 4849f64bd8aSPaolo Bonzini if ((vpa / 4096) != ((vpa + size - 1) / 4096)) { 4859f64bd8aSPaolo Bonzini return H_PARAMETER; 4869f64bd8aSPaolo Bonzini } 4879f64bd8aSPaolo Bonzini 4889f64bd8aSPaolo Bonzini env->vpa_addr = vpa; 4899f64bd8aSPaolo Bonzini 4902c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET); 4919f64bd8aSPaolo Bonzini tmp |= VPA_SHARED_PROC_VAL; 492db3be60dSEdgar E. Iglesias stb_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET, tmp); 4939f64bd8aSPaolo Bonzini 4949f64bd8aSPaolo Bonzini return H_SUCCESS; 4959f64bd8aSPaolo Bonzini } 4969f64bd8aSPaolo Bonzini 4979f64bd8aSPaolo Bonzini static target_ulong deregister_vpa(CPUPPCState *env, target_ulong vpa) 4989f64bd8aSPaolo Bonzini { 4999f64bd8aSPaolo Bonzini if (env->slb_shadow_addr) { 5009f64bd8aSPaolo Bonzini return H_RESOURCE; 5019f64bd8aSPaolo Bonzini } 5029f64bd8aSPaolo Bonzini 5039f64bd8aSPaolo Bonzini if (env->dtl_addr) { 5049f64bd8aSPaolo Bonzini return H_RESOURCE; 5059f64bd8aSPaolo Bonzini } 5069f64bd8aSPaolo Bonzini 5079f64bd8aSPaolo Bonzini env->vpa_addr = 0; 5089f64bd8aSPaolo Bonzini return H_SUCCESS; 5099f64bd8aSPaolo Bonzini } 5109f64bd8aSPaolo Bonzini 5119f64bd8aSPaolo Bonzini static target_ulong register_slb_shadow(CPUPPCState *env, target_ulong addr) 5129f64bd8aSPaolo Bonzini { 51333276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 5149f64bd8aSPaolo Bonzini uint32_t size; 5159f64bd8aSPaolo Bonzini 5169f64bd8aSPaolo Bonzini if (addr == 0) { 5179f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with SLB shadow at logical 0\n"); 5189f64bd8aSPaolo Bonzini return H_HARDWARE; 5199f64bd8aSPaolo Bonzini } 5209f64bd8aSPaolo Bonzini 521fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 5229f64bd8aSPaolo Bonzini if (size < 0x8) { 5239f64bd8aSPaolo Bonzini return H_PARAMETER; 5249f64bd8aSPaolo Bonzini } 5259f64bd8aSPaolo Bonzini 5269f64bd8aSPaolo Bonzini if ((addr / 4096) != ((addr + size - 1) / 4096)) { 5279f64bd8aSPaolo Bonzini return H_PARAMETER; 5289f64bd8aSPaolo Bonzini } 5299f64bd8aSPaolo Bonzini 5309f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 5319f64bd8aSPaolo Bonzini return H_RESOURCE; 5329f64bd8aSPaolo Bonzini } 5339f64bd8aSPaolo Bonzini 5349f64bd8aSPaolo Bonzini env->slb_shadow_addr = addr; 5359f64bd8aSPaolo Bonzini env->slb_shadow_size = size; 5369f64bd8aSPaolo Bonzini 5379f64bd8aSPaolo Bonzini return H_SUCCESS; 5389f64bd8aSPaolo Bonzini } 5399f64bd8aSPaolo Bonzini 5409f64bd8aSPaolo Bonzini static target_ulong deregister_slb_shadow(CPUPPCState *env, target_ulong addr) 5419f64bd8aSPaolo Bonzini { 5429f64bd8aSPaolo Bonzini env->slb_shadow_addr = 0; 5439f64bd8aSPaolo Bonzini env->slb_shadow_size = 0; 5449f64bd8aSPaolo Bonzini return H_SUCCESS; 5459f64bd8aSPaolo Bonzini } 5469f64bd8aSPaolo Bonzini 5479f64bd8aSPaolo Bonzini static target_ulong register_dtl(CPUPPCState *env, target_ulong addr) 5489f64bd8aSPaolo Bonzini { 54933276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 5509f64bd8aSPaolo Bonzini uint32_t size; 5519f64bd8aSPaolo Bonzini 5529f64bd8aSPaolo Bonzini if (addr == 0) { 5539f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with DTL at logical 0\n"); 5549f64bd8aSPaolo Bonzini return H_HARDWARE; 5559f64bd8aSPaolo Bonzini } 5569f64bd8aSPaolo Bonzini 557fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 5589f64bd8aSPaolo Bonzini 5599f64bd8aSPaolo Bonzini if (size < 48) { 5609f64bd8aSPaolo Bonzini return H_PARAMETER; 5619f64bd8aSPaolo Bonzini } 5629f64bd8aSPaolo Bonzini 5639f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 5649f64bd8aSPaolo Bonzini return H_RESOURCE; 5659f64bd8aSPaolo Bonzini } 5669f64bd8aSPaolo Bonzini 5679f64bd8aSPaolo Bonzini env->dtl_addr = addr; 5689f64bd8aSPaolo Bonzini env->dtl_size = size; 5699f64bd8aSPaolo Bonzini 5709f64bd8aSPaolo Bonzini return H_SUCCESS; 5719f64bd8aSPaolo Bonzini } 5729f64bd8aSPaolo Bonzini 5739f64bd8aSPaolo Bonzini static target_ulong deregister_dtl(CPUPPCState *env, target_ulong addr) 5749f64bd8aSPaolo Bonzini { 5759f64bd8aSPaolo Bonzini env->dtl_addr = 0; 5769f64bd8aSPaolo Bonzini env->dtl_size = 0; 5779f64bd8aSPaolo Bonzini 5789f64bd8aSPaolo Bonzini return H_SUCCESS; 5799f64bd8aSPaolo Bonzini } 5809f64bd8aSPaolo Bonzini 58128e02042SDavid Gibson static target_ulong h_register_vpa(PowerPCCPU *cpu, sPAPRMachineState *spapr, 5829f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5839f64bd8aSPaolo Bonzini { 5849f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 5859f64bd8aSPaolo Bonzini target_ulong procno = args[1]; 5869f64bd8aSPaolo Bonzini target_ulong vpa = args[2]; 5879f64bd8aSPaolo Bonzini target_ulong ret = H_PARAMETER; 5889f64bd8aSPaolo Bonzini CPUPPCState *tenv; 5890f20ba62SAlexey Kardashevskiy PowerPCCPU *tcpu; 5909f64bd8aSPaolo Bonzini 5910f20ba62SAlexey Kardashevskiy tcpu = ppc_get_vcpu_by_dt_id(procno); 5929f64bd8aSPaolo Bonzini if (!tcpu) { 5939f64bd8aSPaolo Bonzini return H_PARAMETER; 5949f64bd8aSPaolo Bonzini } 5950f20ba62SAlexey Kardashevskiy tenv = &tcpu->env; 5969f64bd8aSPaolo Bonzini 5979f64bd8aSPaolo Bonzini switch (flags) { 5989f64bd8aSPaolo Bonzini case FLAGS_REGISTER_VPA: 5999f64bd8aSPaolo Bonzini ret = register_vpa(tenv, vpa); 6009f64bd8aSPaolo Bonzini break; 6019f64bd8aSPaolo Bonzini 6029f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_VPA: 6039f64bd8aSPaolo Bonzini ret = deregister_vpa(tenv, vpa); 6049f64bd8aSPaolo Bonzini break; 6059f64bd8aSPaolo Bonzini 6069f64bd8aSPaolo Bonzini case FLAGS_REGISTER_SLBSHADOW: 6079f64bd8aSPaolo Bonzini ret = register_slb_shadow(tenv, vpa); 6089f64bd8aSPaolo Bonzini break; 6099f64bd8aSPaolo Bonzini 6109f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_SLBSHADOW: 6119f64bd8aSPaolo Bonzini ret = deregister_slb_shadow(tenv, vpa); 6129f64bd8aSPaolo Bonzini break; 6139f64bd8aSPaolo Bonzini 6149f64bd8aSPaolo Bonzini case FLAGS_REGISTER_DTL: 6159f64bd8aSPaolo Bonzini ret = register_dtl(tenv, vpa); 6169f64bd8aSPaolo Bonzini break; 6179f64bd8aSPaolo Bonzini 6189f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_DTL: 6199f64bd8aSPaolo Bonzini ret = deregister_dtl(tenv, vpa); 6209f64bd8aSPaolo Bonzini break; 6219f64bd8aSPaolo Bonzini } 6229f64bd8aSPaolo Bonzini 6239f64bd8aSPaolo Bonzini return ret; 6249f64bd8aSPaolo Bonzini } 6259f64bd8aSPaolo Bonzini 62628e02042SDavid Gibson static target_ulong h_cede(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6279f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6289f64bd8aSPaolo Bonzini { 6299f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 6309f64bd8aSPaolo Bonzini CPUState *cs = CPU(cpu); 6319f64bd8aSPaolo Bonzini 6329f64bd8aSPaolo Bonzini env->msr |= (1ULL << MSR_EE); 6339f64bd8aSPaolo Bonzini hreg_compute_hflags(env); 6349f64bd8aSPaolo Bonzini if (!cpu_has_work(cs)) { 635259186a7SAndreas Färber cs->halted = 1; 63627103424SAndreas Färber cs->exception_index = EXCP_HLT; 6379f64bd8aSPaolo Bonzini cs->exit_request = 1; 6389f64bd8aSPaolo Bonzini } 6399f64bd8aSPaolo Bonzini return H_SUCCESS; 6409f64bd8aSPaolo Bonzini } 6419f64bd8aSPaolo Bonzini 64228e02042SDavid Gibson static target_ulong h_rtas(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6439f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6449f64bd8aSPaolo Bonzini { 6459f64bd8aSPaolo Bonzini target_ulong rtas_r3 = args[0]; 6464fe822e0SAlexey Kardashevskiy uint32_t token = rtas_ld(rtas_r3, 0); 6474fe822e0SAlexey Kardashevskiy uint32_t nargs = rtas_ld(rtas_r3, 1); 6484fe822e0SAlexey Kardashevskiy uint32_t nret = rtas_ld(rtas_r3, 2); 6499f64bd8aSPaolo Bonzini 650210b580bSAnthony Liguori return spapr_rtas_call(cpu, spapr, token, nargs, rtas_r3 + 12, 6519f64bd8aSPaolo Bonzini nret, rtas_r3 + 12 + 4*nargs); 6529f64bd8aSPaolo Bonzini } 6539f64bd8aSPaolo Bonzini 65428e02042SDavid Gibson static target_ulong h_logical_load(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6559f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6569f64bd8aSPaolo Bonzini { 657fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 6589f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6599f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 6609f64bd8aSPaolo Bonzini 6619f64bd8aSPaolo Bonzini switch (size) { 6629f64bd8aSPaolo Bonzini case 1: 6632c17449bSEdgar E. Iglesias args[0] = ldub_phys(cs->as, addr); 6649f64bd8aSPaolo Bonzini return H_SUCCESS; 6659f64bd8aSPaolo Bonzini case 2: 66641701aa4SEdgar E. Iglesias args[0] = lduw_phys(cs->as, addr); 6679f64bd8aSPaolo Bonzini return H_SUCCESS; 6689f64bd8aSPaolo Bonzini case 4: 669fdfba1a2SEdgar E. Iglesias args[0] = ldl_phys(cs->as, addr); 6709f64bd8aSPaolo Bonzini return H_SUCCESS; 6719f64bd8aSPaolo Bonzini case 8: 6722c17449bSEdgar E. Iglesias args[0] = ldq_phys(cs->as, addr); 6739f64bd8aSPaolo Bonzini return H_SUCCESS; 6749f64bd8aSPaolo Bonzini } 6759f64bd8aSPaolo Bonzini return H_PARAMETER; 6769f64bd8aSPaolo Bonzini } 6779f64bd8aSPaolo Bonzini 67828e02042SDavid Gibson static target_ulong h_logical_store(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6799f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6809f64bd8aSPaolo Bonzini { 681f606604fSEdgar E. Iglesias CPUState *cs = CPU(cpu); 682f606604fSEdgar E. Iglesias 6839f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6849f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 6859f64bd8aSPaolo Bonzini target_ulong val = args[2]; 6869f64bd8aSPaolo Bonzini 6879f64bd8aSPaolo Bonzini switch (size) { 6889f64bd8aSPaolo Bonzini case 1: 689db3be60dSEdgar E. Iglesias stb_phys(cs->as, addr, val); 6909f64bd8aSPaolo Bonzini return H_SUCCESS; 6919f64bd8aSPaolo Bonzini case 2: 6925ce5944dSEdgar E. Iglesias stw_phys(cs->as, addr, val); 6939f64bd8aSPaolo Bonzini return H_SUCCESS; 6949f64bd8aSPaolo Bonzini case 4: 695ab1da857SEdgar E. Iglesias stl_phys(cs->as, addr, val); 6969f64bd8aSPaolo Bonzini return H_SUCCESS; 6979f64bd8aSPaolo Bonzini case 8: 698f606604fSEdgar E. Iglesias stq_phys(cs->as, addr, val); 6999f64bd8aSPaolo Bonzini return H_SUCCESS; 7009f64bd8aSPaolo Bonzini } 7019f64bd8aSPaolo Bonzini return H_PARAMETER; 7029f64bd8aSPaolo Bonzini } 7039f64bd8aSPaolo Bonzini 70428e02042SDavid Gibson static target_ulong h_logical_memop(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7059f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7069f64bd8aSPaolo Bonzini { 707fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 708fdfba1a2SEdgar E. Iglesias 7099f64bd8aSPaolo Bonzini target_ulong dst = args[0]; /* Destination address */ 7109f64bd8aSPaolo Bonzini target_ulong src = args[1]; /* Source address */ 7119f64bd8aSPaolo Bonzini target_ulong esize = args[2]; /* Element size (0=1,1=2,2=4,3=8) */ 7129f64bd8aSPaolo Bonzini target_ulong count = args[3]; /* Element count */ 7139f64bd8aSPaolo Bonzini target_ulong op = args[4]; /* 0 = copy, 1 = invert */ 7149f64bd8aSPaolo Bonzini uint64_t tmp; 7159f64bd8aSPaolo Bonzini unsigned int mask = (1 << esize) - 1; 7169f64bd8aSPaolo Bonzini int step = 1 << esize; 7179f64bd8aSPaolo Bonzini 7189f64bd8aSPaolo Bonzini if (count > 0x80000000) { 7199f64bd8aSPaolo Bonzini return H_PARAMETER; 7209f64bd8aSPaolo Bonzini } 7219f64bd8aSPaolo Bonzini 7229f64bd8aSPaolo Bonzini if ((dst & mask) || (src & mask) || (op > 1)) { 7239f64bd8aSPaolo Bonzini return H_PARAMETER; 7249f64bd8aSPaolo Bonzini } 7259f64bd8aSPaolo Bonzini 7269f64bd8aSPaolo Bonzini if (dst >= src && dst < (src + (count << esize))) { 7279f64bd8aSPaolo Bonzini dst = dst + ((count - 1) << esize); 7289f64bd8aSPaolo Bonzini src = src + ((count - 1) << esize); 7299f64bd8aSPaolo Bonzini step = -step; 7309f64bd8aSPaolo Bonzini } 7319f64bd8aSPaolo Bonzini 7329f64bd8aSPaolo Bonzini while (count--) { 7339f64bd8aSPaolo Bonzini switch (esize) { 7349f64bd8aSPaolo Bonzini case 0: 7352c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, src); 7369f64bd8aSPaolo Bonzini break; 7379f64bd8aSPaolo Bonzini case 1: 73841701aa4SEdgar E. Iglesias tmp = lduw_phys(cs->as, src); 7399f64bd8aSPaolo Bonzini break; 7409f64bd8aSPaolo Bonzini case 2: 741fdfba1a2SEdgar E. Iglesias tmp = ldl_phys(cs->as, src); 7429f64bd8aSPaolo Bonzini break; 7439f64bd8aSPaolo Bonzini case 3: 7442c17449bSEdgar E. Iglesias tmp = ldq_phys(cs->as, src); 7459f64bd8aSPaolo Bonzini break; 7469f64bd8aSPaolo Bonzini default: 7479f64bd8aSPaolo Bonzini return H_PARAMETER; 7489f64bd8aSPaolo Bonzini } 7499f64bd8aSPaolo Bonzini if (op == 1) { 7509f64bd8aSPaolo Bonzini tmp = ~tmp; 7519f64bd8aSPaolo Bonzini } 7529f64bd8aSPaolo Bonzini switch (esize) { 7539f64bd8aSPaolo Bonzini case 0: 754db3be60dSEdgar E. Iglesias stb_phys(cs->as, dst, tmp); 7559f64bd8aSPaolo Bonzini break; 7569f64bd8aSPaolo Bonzini case 1: 7575ce5944dSEdgar E. Iglesias stw_phys(cs->as, dst, tmp); 7589f64bd8aSPaolo Bonzini break; 7599f64bd8aSPaolo Bonzini case 2: 760ab1da857SEdgar E. Iglesias stl_phys(cs->as, dst, tmp); 7619f64bd8aSPaolo Bonzini break; 7629f64bd8aSPaolo Bonzini case 3: 763f606604fSEdgar E. Iglesias stq_phys(cs->as, dst, tmp); 7649f64bd8aSPaolo Bonzini break; 7659f64bd8aSPaolo Bonzini } 7669f64bd8aSPaolo Bonzini dst = dst + step; 7679f64bd8aSPaolo Bonzini src = src + step; 7689f64bd8aSPaolo Bonzini } 7699f64bd8aSPaolo Bonzini 7709f64bd8aSPaolo Bonzini return H_SUCCESS; 7719f64bd8aSPaolo Bonzini } 7729f64bd8aSPaolo Bonzini 77328e02042SDavid Gibson static target_ulong h_logical_icbi(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7749f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7759f64bd8aSPaolo Bonzini { 7769f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7779f64bd8aSPaolo Bonzini return H_SUCCESS; 7789f64bd8aSPaolo Bonzini } 7799f64bd8aSPaolo Bonzini 78028e02042SDavid Gibson static target_ulong h_logical_dcbf(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7819f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7829f64bd8aSPaolo Bonzini { 7839f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7849f64bd8aSPaolo Bonzini return H_SUCCESS; 7859f64bd8aSPaolo Bonzini } 7869f64bd8aSPaolo Bonzini 7877d0cd464SPeter Maydell static target_ulong h_set_mode_resource_le(PowerPCCPU *cpu, 788c4015bbdSAlexey Kardashevskiy target_ulong mflags, 789c4015bbdSAlexey Kardashevskiy target_ulong value1, 790c4015bbdSAlexey Kardashevskiy target_ulong value2) 79142561bf2SAnton Blanchard { 79242561bf2SAnton Blanchard CPUState *cs; 79342561bf2SAnton Blanchard 79442561bf2SAnton Blanchard if (value1) { 795c4015bbdSAlexey Kardashevskiy return H_P3; 79642561bf2SAnton Blanchard } 79742561bf2SAnton Blanchard if (value2) { 798c4015bbdSAlexey Kardashevskiy return H_P4; 79942561bf2SAnton Blanchard } 800c4015bbdSAlexey Kardashevskiy 80142561bf2SAnton Blanchard switch (mflags) { 80242561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_BIG: 803bdc44640SAndreas Färber CPU_FOREACH(cs) { 804a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, 0, LPCR_ILE); 80542561bf2SAnton Blanchard } 806eefaccc0SDavid Gibson spapr_pci_switch_vga(true); 807c4015bbdSAlexey Kardashevskiy return H_SUCCESS; 80842561bf2SAnton Blanchard 80942561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_LITTLE: 810bdc44640SAndreas Färber CPU_FOREACH(cs) { 811a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, LPCR_ILE, LPCR_ILE); 81242561bf2SAnton Blanchard } 813eefaccc0SDavid Gibson spapr_pci_switch_vga(false); 814c4015bbdSAlexey Kardashevskiy return H_SUCCESS; 815c4015bbdSAlexey Kardashevskiy } 816c4015bbdSAlexey Kardashevskiy 817c4015bbdSAlexey Kardashevskiy return H_UNSUPPORTED_FLAG; 818c4015bbdSAlexey Kardashevskiy } 819c4015bbdSAlexey Kardashevskiy 8207d0cd464SPeter Maydell static target_ulong h_set_mode_resource_addr_trans_mode(PowerPCCPU *cpu, 821d5ac4f54SAlexey Kardashevskiy target_ulong mflags, 822d5ac4f54SAlexey Kardashevskiy target_ulong value1, 823d5ac4f54SAlexey Kardashevskiy target_ulong value2) 824d5ac4f54SAlexey Kardashevskiy { 825d5ac4f54SAlexey Kardashevskiy CPUState *cs; 826d5ac4f54SAlexey Kardashevskiy PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); 827d5ac4f54SAlexey Kardashevskiy 828d5ac4f54SAlexey Kardashevskiy if (!(pcc->insns_flags2 & PPC2_ISA207S)) { 829d5ac4f54SAlexey Kardashevskiy return H_P2; 830d5ac4f54SAlexey Kardashevskiy } 831d5ac4f54SAlexey Kardashevskiy if (value1) { 832d5ac4f54SAlexey Kardashevskiy return H_P3; 833d5ac4f54SAlexey Kardashevskiy } 834d5ac4f54SAlexey Kardashevskiy if (value2) { 835d5ac4f54SAlexey Kardashevskiy return H_P4; 836d5ac4f54SAlexey Kardashevskiy } 837d5ac4f54SAlexey Kardashevskiy 838*5c94b2a5SCédric Le Goater if (mflags == AIL_RESERVED) { 839d5ac4f54SAlexey Kardashevskiy return H_UNSUPPORTED_FLAG; 840d5ac4f54SAlexey Kardashevskiy } 841d5ac4f54SAlexey Kardashevskiy 842d5ac4f54SAlexey Kardashevskiy CPU_FOREACH(cs) { 843d5ac4f54SAlexey Kardashevskiy set_spr(cs, SPR_LPCR, mflags << LPCR_AIL_SHIFT, LPCR_AIL); 844d5ac4f54SAlexey Kardashevskiy } 845d5ac4f54SAlexey Kardashevskiy 846d5ac4f54SAlexey Kardashevskiy return H_SUCCESS; 847d5ac4f54SAlexey Kardashevskiy } 848d5ac4f54SAlexey Kardashevskiy 84928e02042SDavid Gibson static target_ulong h_set_mode(PowerPCCPU *cpu, sPAPRMachineState *spapr, 850c4015bbdSAlexey Kardashevskiy target_ulong opcode, target_ulong *args) 851c4015bbdSAlexey Kardashevskiy { 852c4015bbdSAlexey Kardashevskiy target_ulong resource = args[1]; 853c4015bbdSAlexey Kardashevskiy target_ulong ret = H_P2; 854c4015bbdSAlexey Kardashevskiy 855c4015bbdSAlexey Kardashevskiy switch (resource) { 856c4015bbdSAlexey Kardashevskiy case H_SET_MODE_RESOURCE_LE: 8577d0cd464SPeter Maydell ret = h_set_mode_resource_le(cpu, args[0], args[2], args[3]); 85842561bf2SAnton Blanchard break; 859d5ac4f54SAlexey Kardashevskiy case H_SET_MODE_RESOURCE_ADDR_TRANS_MODE: 8607d0cd464SPeter Maydell ret = h_set_mode_resource_addr_trans_mode(cpu, args[0], 861d5ac4f54SAlexey Kardashevskiy args[2], args[3]); 862d5ac4f54SAlexey Kardashevskiy break; 86342561bf2SAnton Blanchard } 86442561bf2SAnton Blanchard 86542561bf2SAnton Blanchard return ret; 86642561bf2SAnton Blanchard } 86742561bf2SAnton Blanchard 86803d196b7SBharata B Rao /* 86903d196b7SBharata B Rao * Return the offset to the requested option vector @vector in the 87003d196b7SBharata B Rao * option vector table @table. 87103d196b7SBharata B Rao */ 87203d196b7SBharata B Rao static target_ulong cas_get_option_vector(int vector, target_ulong table) 87303d196b7SBharata B Rao { 87403d196b7SBharata B Rao int i; 87503d196b7SBharata B Rao char nr_vectors, nr_entries; 87603d196b7SBharata B Rao 87703d196b7SBharata B Rao if (!table) { 87803d196b7SBharata B Rao return 0; 87903d196b7SBharata B Rao } 88003d196b7SBharata B Rao 88103d196b7SBharata B Rao nr_vectors = (ldl_phys(&address_space_memory, table) >> 24) + 1; 88203d196b7SBharata B Rao if (!vector || vector > nr_vectors) { 88303d196b7SBharata B Rao return 0; 88403d196b7SBharata B Rao } 88503d196b7SBharata B Rao table++; /* skip nr option vectors */ 88603d196b7SBharata B Rao 88703d196b7SBharata B Rao for (i = 0; i < vector - 1; i++) { 88803d196b7SBharata B Rao nr_entries = ldl_phys(&address_space_memory, table) >> 24; 88903d196b7SBharata B Rao table += nr_entries + 2; 89003d196b7SBharata B Rao } 89103d196b7SBharata B Rao return table; 89203d196b7SBharata B Rao } 89303d196b7SBharata B Rao 8943794d548SAlexey Kardashevskiy typedef struct { 8953794d548SAlexey Kardashevskiy PowerPCCPU *cpu; 8963794d548SAlexey Kardashevskiy uint32_t cpu_version; 897f9ab1e87SDavid Gibson Error *err; 8983794d548SAlexey Kardashevskiy } SetCompatState; 8993794d548SAlexey Kardashevskiy 9003794d548SAlexey Kardashevskiy static void do_set_compat(void *arg) 9013794d548SAlexey Kardashevskiy { 9023794d548SAlexey Kardashevskiy SetCompatState *s = arg; 9033794d548SAlexey Kardashevskiy 9043794d548SAlexey Kardashevskiy cpu_synchronize_state(CPU(s->cpu)); 905f9ab1e87SDavid Gibson ppc_set_compat(s->cpu, s->cpu_version, &s->err); 9063794d548SAlexey Kardashevskiy } 9073794d548SAlexey Kardashevskiy 9083794d548SAlexey Kardashevskiy #define get_compat_level(cpuver) ( \ 9093794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_05) ? 2050 : \ 9103794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_06) ? 2060 : \ 9113794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_06_PLUS) ? 2061 : \ 9123794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_07) ? 2070 : 0) 9133794d548SAlexey Kardashevskiy 91403d196b7SBharata B Rao #define OV5_DRCONF_MEMORY 0x20 91503d196b7SBharata B Rao 9162a6593cbSAlexey Kardashevskiy static target_ulong h_client_architecture_support(PowerPCCPU *cpu_, 91728e02042SDavid Gibson sPAPRMachineState *spapr, 9182a6593cbSAlexey Kardashevskiy target_ulong opcode, 9192a6593cbSAlexey Kardashevskiy target_ulong *args) 9202a6593cbSAlexey Kardashevskiy { 92127ac3e06SDavid Gibson target_ulong list = ppc64_phys_to_real(args[0]); 92227ac3e06SDavid Gibson target_ulong ov_table, ov5; 9233794d548SAlexey Kardashevskiy PowerPCCPUClass *pcc_ = POWERPC_CPU_GET_CLASS(cpu_); 9243794d548SAlexey Kardashevskiy CPUState *cs; 92503d196b7SBharata B Rao bool cpu_match = false, cpu_update = true, memory_update = false; 9263794d548SAlexey Kardashevskiy unsigned old_cpu_version = cpu_->cpu_version; 9273794d548SAlexey Kardashevskiy unsigned compat_lvl = 0, cpu_version = 0; 9283794d548SAlexey Kardashevskiy unsigned max_lvl = get_compat_level(cpu_->max_compat); 9293794d548SAlexey Kardashevskiy int counter; 93003d196b7SBharata B Rao char ov5_byte2; 9313794d548SAlexey Kardashevskiy 9323794d548SAlexey Kardashevskiy /* Parse PVR list */ 9333794d548SAlexey Kardashevskiy for (counter = 0; counter < 512; ++counter) { 9343794d548SAlexey Kardashevskiy uint32_t pvr, pvr_mask; 9353794d548SAlexey Kardashevskiy 93627ac3e06SDavid Gibson pvr_mask = ldl_be_phys(&address_space_memory, list); 9373794d548SAlexey Kardashevskiy list += 4; 93827ac3e06SDavid Gibson pvr = ldl_be_phys(&address_space_memory, list); 9393794d548SAlexey Kardashevskiy list += 4; 9403794d548SAlexey Kardashevskiy 9413794d548SAlexey Kardashevskiy trace_spapr_cas_pvr_try(pvr); 9423794d548SAlexey Kardashevskiy if (!max_lvl && 9433794d548SAlexey Kardashevskiy ((cpu_->env.spr[SPR_PVR] & pvr_mask) == (pvr & pvr_mask))) { 9443794d548SAlexey Kardashevskiy cpu_match = true; 9453794d548SAlexey Kardashevskiy cpu_version = 0; 9463794d548SAlexey Kardashevskiy } else if (pvr == cpu_->cpu_version) { 9473794d548SAlexey Kardashevskiy cpu_match = true; 9483794d548SAlexey Kardashevskiy cpu_version = cpu_->cpu_version; 9493794d548SAlexey Kardashevskiy } else if (!cpu_match) { 9503794d548SAlexey Kardashevskiy /* If it is a logical PVR, try to determine the highest level */ 9513794d548SAlexey Kardashevskiy unsigned lvl = get_compat_level(pvr); 9523794d548SAlexey Kardashevskiy if (lvl) { 9533794d548SAlexey Kardashevskiy bool is205 = (pcc_->pcr_mask & PCR_COMPAT_2_05) && 9543794d548SAlexey Kardashevskiy (lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_05)); 9553794d548SAlexey Kardashevskiy bool is206 = (pcc_->pcr_mask & PCR_COMPAT_2_06) && 9563794d548SAlexey Kardashevskiy ((lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_06)) || 9573794d548SAlexey Kardashevskiy (lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_06_PLUS))); 9583794d548SAlexey Kardashevskiy 9593794d548SAlexey Kardashevskiy if (is205 || is206) { 9603794d548SAlexey Kardashevskiy if (!max_lvl) { 9613794d548SAlexey Kardashevskiy /* User did not set the level, choose the highest */ 9623794d548SAlexey Kardashevskiy if (compat_lvl <= lvl) { 9633794d548SAlexey Kardashevskiy compat_lvl = lvl; 9643794d548SAlexey Kardashevskiy cpu_version = pvr; 9653794d548SAlexey Kardashevskiy } 9663794d548SAlexey Kardashevskiy } else if (max_lvl >= lvl) { 9673794d548SAlexey Kardashevskiy /* User chose the level, don't set higher than this */ 9683794d548SAlexey Kardashevskiy compat_lvl = lvl; 9693794d548SAlexey Kardashevskiy cpu_version = pvr; 9703794d548SAlexey Kardashevskiy } 9713794d548SAlexey Kardashevskiy } 9723794d548SAlexey Kardashevskiy } 9733794d548SAlexey Kardashevskiy } 9743794d548SAlexey Kardashevskiy /* Terminator record */ 9753794d548SAlexey Kardashevskiy if (~pvr_mask & pvr) { 9763794d548SAlexey Kardashevskiy break; 9773794d548SAlexey Kardashevskiy } 9783794d548SAlexey Kardashevskiy } 9793794d548SAlexey Kardashevskiy 9803794d548SAlexey Kardashevskiy /* Parsing finished */ 9813794d548SAlexey Kardashevskiy trace_spapr_cas_pvr(cpu_->cpu_version, cpu_match, 9823794d548SAlexey Kardashevskiy cpu_version, pcc_->pcr_mask); 9833794d548SAlexey Kardashevskiy 9843794d548SAlexey Kardashevskiy /* Update CPUs */ 9853794d548SAlexey Kardashevskiy if (old_cpu_version != cpu_version) { 9863794d548SAlexey Kardashevskiy CPU_FOREACH(cs) { 9873794d548SAlexey Kardashevskiy SetCompatState s = { 9883794d548SAlexey Kardashevskiy .cpu = POWERPC_CPU(cs), 9893794d548SAlexey Kardashevskiy .cpu_version = cpu_version, 990f9ab1e87SDavid Gibson .err = NULL, 9913794d548SAlexey Kardashevskiy }; 9923794d548SAlexey Kardashevskiy 9933794d548SAlexey Kardashevskiy run_on_cpu(cs, do_set_compat, &s); 9943794d548SAlexey Kardashevskiy 995f9ab1e87SDavid Gibson if (s.err) { 996f9ab1e87SDavid Gibson error_report_err(s.err); 9973794d548SAlexey Kardashevskiy return H_HARDWARE; 9983794d548SAlexey Kardashevskiy } 9993794d548SAlexey Kardashevskiy } 10003794d548SAlexey Kardashevskiy } 10013794d548SAlexey Kardashevskiy 10023794d548SAlexey Kardashevskiy if (!cpu_version) { 100303d196b7SBharata B Rao cpu_update = false; 10043794d548SAlexey Kardashevskiy } 10052a6593cbSAlexey Kardashevskiy 100603d196b7SBharata B Rao /* For the future use: here @ov_table points to the first option vector */ 100703d196b7SBharata B Rao ov_table = list; 100803d196b7SBharata B Rao 100927ac3e06SDavid Gibson ov5 = cas_get_option_vector(5, ov_table); 101027ac3e06SDavid Gibson if (!ov5) { 10112a6593cbSAlexey Kardashevskiy return H_SUCCESS; 10122a6593cbSAlexey Kardashevskiy } 10132a6593cbSAlexey Kardashevskiy 101403d196b7SBharata B Rao /* @list now points to OV 5 */ 101527ac3e06SDavid Gibson ov5_byte2 = ldub_phys(&address_space_memory, ov5 + 2); 101603d196b7SBharata B Rao if (ov5_byte2 & OV5_DRCONF_MEMORY) { 101703d196b7SBharata B Rao memory_update = true; 101803d196b7SBharata B Rao } 101903d196b7SBharata B Rao 102003d196b7SBharata B Rao if (spapr_h_cas_compose_response(spapr, args[1], args[2], 102103d196b7SBharata B Rao cpu_update, memory_update)) { 10222a6593cbSAlexey Kardashevskiy qemu_system_reset_request(); 10232a6593cbSAlexey Kardashevskiy } 10242a6593cbSAlexey Kardashevskiy 10252a6593cbSAlexey Kardashevskiy return H_SUCCESS; 10262a6593cbSAlexey Kardashevskiy } 10272a6593cbSAlexey Kardashevskiy 10289f64bd8aSPaolo Bonzini static spapr_hcall_fn papr_hypercall_table[(MAX_HCALL_OPCODE / 4) + 1]; 10299f64bd8aSPaolo Bonzini static spapr_hcall_fn kvmppc_hypercall_table[KVMPPC_HCALL_MAX - KVMPPC_HCALL_BASE + 1]; 10309f64bd8aSPaolo Bonzini 10319f64bd8aSPaolo Bonzini void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn) 10329f64bd8aSPaolo Bonzini { 10339f64bd8aSPaolo Bonzini spapr_hcall_fn *slot; 10349f64bd8aSPaolo Bonzini 10359f64bd8aSPaolo Bonzini if (opcode <= MAX_HCALL_OPCODE) { 10369f64bd8aSPaolo Bonzini assert((opcode & 0x3) == 0); 10379f64bd8aSPaolo Bonzini 10389f64bd8aSPaolo Bonzini slot = &papr_hypercall_table[opcode / 4]; 10399f64bd8aSPaolo Bonzini } else { 10409f64bd8aSPaolo Bonzini assert((opcode >= KVMPPC_HCALL_BASE) && (opcode <= KVMPPC_HCALL_MAX)); 10419f64bd8aSPaolo Bonzini 10429f64bd8aSPaolo Bonzini slot = &kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 10439f64bd8aSPaolo Bonzini } 10449f64bd8aSPaolo Bonzini 10459f64bd8aSPaolo Bonzini assert(!(*slot)); 10469f64bd8aSPaolo Bonzini *slot = fn; 10479f64bd8aSPaolo Bonzini } 10489f64bd8aSPaolo Bonzini 10499f64bd8aSPaolo Bonzini target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 10509f64bd8aSPaolo Bonzini target_ulong *args) 10519f64bd8aSPaolo Bonzini { 105228e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 105328e02042SDavid Gibson 10549f64bd8aSPaolo Bonzini if ((opcode <= MAX_HCALL_OPCODE) 10559f64bd8aSPaolo Bonzini && ((opcode & 0x3) == 0)) { 10569f64bd8aSPaolo Bonzini spapr_hcall_fn fn = papr_hypercall_table[opcode / 4]; 10579f64bd8aSPaolo Bonzini 10589f64bd8aSPaolo Bonzini if (fn) { 10599f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 10609f64bd8aSPaolo Bonzini } 10619f64bd8aSPaolo Bonzini } else if ((opcode >= KVMPPC_HCALL_BASE) && 10629f64bd8aSPaolo Bonzini (opcode <= KVMPPC_HCALL_MAX)) { 10639f64bd8aSPaolo Bonzini spapr_hcall_fn fn = kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 10649f64bd8aSPaolo Bonzini 10659f64bd8aSPaolo Bonzini if (fn) { 10669f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 10679f64bd8aSPaolo Bonzini } 10689f64bd8aSPaolo Bonzini } 10699f64bd8aSPaolo Bonzini 1070aaf87c66SThomas Huth qemu_log_mask(LOG_UNIMP, "Unimplemented SPAPR hcall 0x" TARGET_FMT_lx "\n", 1071aaf87c66SThomas Huth opcode); 10729f64bd8aSPaolo Bonzini return H_FUNCTION; 10739f64bd8aSPaolo Bonzini } 10749f64bd8aSPaolo Bonzini 10759f64bd8aSPaolo Bonzini static void hypercall_register_types(void) 10769f64bd8aSPaolo Bonzini { 10779f64bd8aSPaolo Bonzini /* hcall-pft */ 10789f64bd8aSPaolo Bonzini spapr_register_hypercall(H_ENTER, h_enter); 10799f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REMOVE, h_remove); 10809f64bd8aSPaolo Bonzini spapr_register_hypercall(H_PROTECT, h_protect); 1081fa388916SAnthony Liguori spapr_register_hypercall(H_READ, h_read); 10829f64bd8aSPaolo Bonzini 10839f64bd8aSPaolo Bonzini /* hcall-bulk */ 10849f64bd8aSPaolo Bonzini spapr_register_hypercall(H_BULK_REMOVE, h_bulk_remove); 10859f64bd8aSPaolo Bonzini 10869f64bd8aSPaolo Bonzini /* hcall-splpar */ 10879f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REGISTER_VPA, h_register_vpa); 10889f64bd8aSPaolo Bonzini spapr_register_hypercall(H_CEDE, h_cede); 10899f64bd8aSPaolo Bonzini 1090423576f7SThomas Huth /* processor register resource access h-calls */ 1091423576f7SThomas Huth spapr_register_hypercall(H_SET_SPRG0, h_set_sprg0); 1092af08a58fSThomas Huth spapr_register_hypercall(H_SET_DABR, h_set_dabr); 1093e49ff266SThomas Huth spapr_register_hypercall(H_SET_XDABR, h_set_xdabr); 10943240dd9aSThomas Huth spapr_register_hypercall(H_PAGE_INIT, h_page_init); 1095423576f7SThomas Huth spapr_register_hypercall(H_SET_MODE, h_set_mode); 1096423576f7SThomas Huth 10979f64bd8aSPaolo Bonzini /* "debugger" hcalls (also used by SLOF). Note: We do -not- differenciate 10989f64bd8aSPaolo Bonzini * here between the "CI" and the "CACHE" variants, they will use whatever 10999f64bd8aSPaolo Bonzini * mapping attributes qemu is using. When using KVM, the kernel will 11009f64bd8aSPaolo Bonzini * enforce the attributes more strongly 11019f64bd8aSPaolo Bonzini */ 11029f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_LOAD, h_logical_load); 11039f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_STORE, h_logical_store); 11049f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_LOAD, h_logical_load); 11059f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_STORE, h_logical_store); 11069f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_ICBI, h_logical_icbi); 11079f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_DCBF, h_logical_dcbf); 11089f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_LOGICAL_MEMOP, h_logical_memop); 11099f64bd8aSPaolo Bonzini 11109f64bd8aSPaolo Bonzini /* qemu/KVM-PPC specific hcalls */ 11119f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_RTAS, h_rtas); 111242561bf2SAnton Blanchard 11132a6593cbSAlexey Kardashevskiy /* ibm,client-architecture-support support */ 11142a6593cbSAlexey Kardashevskiy spapr_register_hypercall(KVMPPC_H_CAS, h_client_architecture_support); 11159f64bd8aSPaolo Bonzini } 11169f64bd8aSPaolo Bonzini 11179f64bd8aSPaolo Bonzini type_init(hypercall_register_types) 1118