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" 10*77ac58ddSPaolo Bonzini #include "sysemu/kvm.h" 113794d548SAlexey Kardashevskiy #include "kvm_ppc.h" 129f64bd8aSPaolo Bonzini 13a46622fdSAlexey Kardashevskiy struct SPRSyncState { 14a46622fdSAlexey Kardashevskiy CPUState *cs; 15a46622fdSAlexey Kardashevskiy int spr; 16a46622fdSAlexey Kardashevskiy target_ulong value; 17a46622fdSAlexey Kardashevskiy target_ulong mask; 18a46622fdSAlexey Kardashevskiy }; 19a46622fdSAlexey Kardashevskiy 20a46622fdSAlexey Kardashevskiy static void do_spr_sync(void *arg) 21a46622fdSAlexey Kardashevskiy { 22a46622fdSAlexey Kardashevskiy struct SPRSyncState *s = arg; 23a46622fdSAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(s->cs); 24a46622fdSAlexey Kardashevskiy CPUPPCState *env = &cpu->env; 25a46622fdSAlexey Kardashevskiy 26a46622fdSAlexey Kardashevskiy cpu_synchronize_state(s->cs); 27a46622fdSAlexey Kardashevskiy env->spr[s->spr] &= ~s->mask; 28a46622fdSAlexey Kardashevskiy env->spr[s->spr] |= s->value; 29a46622fdSAlexey Kardashevskiy } 30a46622fdSAlexey Kardashevskiy 31a46622fdSAlexey Kardashevskiy static void set_spr(CPUState *cs, int spr, target_ulong value, 32a46622fdSAlexey Kardashevskiy target_ulong mask) 33a46622fdSAlexey Kardashevskiy { 34a46622fdSAlexey Kardashevskiy struct SPRSyncState s = { 35a46622fdSAlexey Kardashevskiy .cs = cs, 36a46622fdSAlexey Kardashevskiy .spr = spr, 37a46622fdSAlexey Kardashevskiy .value = value, 38a46622fdSAlexey Kardashevskiy .mask = mask 39a46622fdSAlexey Kardashevskiy }; 40a46622fdSAlexey Kardashevskiy run_on_cpu(cs, do_spr_sync, &s); 41a46622fdSAlexey Kardashevskiy } 42a46622fdSAlexey Kardashevskiy 43af08a58fSThomas Huth static bool has_spr(PowerPCCPU *cpu, int spr) 44af08a58fSThomas Huth { 45af08a58fSThomas Huth /* We can test whether the SPR is defined by checking for a valid name */ 46af08a58fSThomas Huth return cpu->env.spr_cb[spr].name != NULL; 47af08a58fSThomas Huth } 48af08a58fSThomas Huth 49f3c75d42SAneesh Kumar K.V static inline bool valid_pte_index(CPUPPCState *env, target_ulong pte_index) 50f3c75d42SAneesh Kumar K.V { 51f3c75d42SAneesh Kumar K.V /* 52f3c75d42SAneesh Kumar K.V * hash value/pteg group index is normalized by htab_mask 53f3c75d42SAneesh Kumar K.V */ 54f3c75d42SAneesh Kumar K.V if (((pte_index & ~7ULL) / HPTES_PER_GROUP) & ~env->htab_mask) { 55f3c75d42SAneesh Kumar K.V return false; 56f3c75d42SAneesh Kumar K.V } 57f3c75d42SAneesh Kumar K.V return true; 58f3c75d42SAneesh Kumar K.V } 59f3c75d42SAneesh Kumar K.V 60ecbc25faSDavid Gibson static bool is_ram_address(sPAPRMachineState *spapr, hwaddr addr) 61ecbc25faSDavid Gibson { 62ecbc25faSDavid Gibson MachineState *machine = MACHINE(spapr); 63ecbc25faSDavid Gibson MemoryHotplugState *hpms = &spapr->hotplug_memory; 64ecbc25faSDavid Gibson 65ecbc25faSDavid Gibson if (addr < machine->ram_size) { 66ecbc25faSDavid Gibson return true; 67ecbc25faSDavid Gibson } 68ecbc25faSDavid Gibson if ((addr >= hpms->base) 69ecbc25faSDavid Gibson && ((addr - hpms->base) < memory_region_size(&hpms->mr))) { 70ecbc25faSDavid Gibson return true; 71ecbc25faSDavid Gibson } 72ecbc25faSDavid Gibson 73ecbc25faSDavid Gibson return false; 74ecbc25faSDavid Gibson } 75ecbc25faSDavid Gibson 7628e02042SDavid Gibson static target_ulong h_enter(PowerPCCPU *cpu, sPAPRMachineState *spapr, 779f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 789f64bd8aSPaolo Bonzini { 799f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 809f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 819f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 829f64bd8aSPaolo Bonzini target_ulong pteh = args[2]; 839f64bd8aSPaolo Bonzini target_ulong ptel = args[3]; 841114e712SDavid Gibson unsigned apshift, spshift; 859f64bd8aSPaolo Bonzini target_ulong raddr; 867c43bca0SAneesh Kumar K.V target_ulong index; 877c43bca0SAneesh Kumar K.V uint64_t token; 889f64bd8aSPaolo Bonzini 891114e712SDavid Gibson apshift = ppc_hash64_hpte_page_shift_noslb(cpu, pteh, ptel, &spshift); 901114e712SDavid Gibson if (!apshift) { 911114e712SDavid Gibson /* Bad page size encoding */ 929f64bd8aSPaolo Bonzini return H_PARAMETER; 939f64bd8aSPaolo Bonzini } 949f64bd8aSPaolo Bonzini 951114e712SDavid Gibson raddr = (ptel & HPTE64_R_RPN) & ~((1ULL << apshift) - 1); 969f64bd8aSPaolo Bonzini 97ecbc25faSDavid Gibson if (is_ram_address(spapr, raddr)) { 989f64bd8aSPaolo Bonzini /* Regular RAM - should have WIMG=0010 */ 99d5aea6f3SDavid Gibson if ((ptel & HPTE64_R_WIMG) != HPTE64_R_M) { 1009f64bd8aSPaolo Bonzini return H_PARAMETER; 1019f64bd8aSPaolo Bonzini } 1029f64bd8aSPaolo Bonzini } else { 1039f64bd8aSPaolo Bonzini /* Looks like an IO address */ 1049f64bd8aSPaolo Bonzini /* FIXME: What WIMG combinations could be sensible for IO? 1059f64bd8aSPaolo Bonzini * For now we allow WIMG=010x, but are there others? */ 1069f64bd8aSPaolo Bonzini /* FIXME: Should we check against registered IO addresses? */ 107d5aea6f3SDavid Gibson if ((ptel & (HPTE64_R_W | HPTE64_R_I | HPTE64_R_M)) != HPTE64_R_I) { 1089f64bd8aSPaolo Bonzini return H_PARAMETER; 1099f64bd8aSPaolo Bonzini } 1109f64bd8aSPaolo Bonzini } 1119f64bd8aSPaolo Bonzini 1129f64bd8aSPaolo Bonzini pteh &= ~0x60ULL; 1139f64bd8aSPaolo Bonzini 114f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 1159f64bd8aSPaolo Bonzini return H_PARAMETER; 1169f64bd8aSPaolo Bonzini } 1177c43bca0SAneesh Kumar K.V 1187c43bca0SAneesh Kumar K.V index = 0; 1199f64bd8aSPaolo Bonzini if (likely((flags & H_EXACT) == 0)) { 1209f64bd8aSPaolo Bonzini pte_index &= ~7ULL; 1217c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 1227aaf4957SAneesh Kumar K.V for (; index < 8; index++) { 1237ef23068SDavid Gibson if (!(ppc_hash64_load_hpte0(cpu, token, index) & HPTE64_V_VALID)) { 1249f64bd8aSPaolo Bonzini break; 1259f64bd8aSPaolo Bonzini } 1267aaf4957SAneesh Kumar K.V } 127c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1287aaf4957SAneesh Kumar K.V if (index == 8) { 1297aaf4957SAneesh Kumar K.V return H_PTEG_FULL; 1307aaf4957SAneesh Kumar K.V } 1319f64bd8aSPaolo Bonzini } else { 1327c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 1337ef23068SDavid Gibson if (ppc_hash64_load_hpte0(cpu, token, 0) & HPTE64_V_VALID) { 134c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1359f64bd8aSPaolo Bonzini return H_PTEG_FULL; 1369f64bd8aSPaolo Bonzini } 137c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1389f64bd8aSPaolo Bonzini } 1397c43bca0SAneesh Kumar K.V 1407ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index + index, 1413f94170bSAneesh Kumar K.V pteh | HPTE64_V_HPTE_DIRTY, ptel); 1429f64bd8aSPaolo Bonzini 1437c43bca0SAneesh Kumar K.V args[0] = pte_index + index; 1449f64bd8aSPaolo Bonzini return H_SUCCESS; 1459f64bd8aSPaolo Bonzini } 1469f64bd8aSPaolo Bonzini 147a3801402SStefan Weil typedef enum { 1489f64bd8aSPaolo Bonzini REMOVE_SUCCESS = 0, 1499f64bd8aSPaolo Bonzini REMOVE_NOT_FOUND = 1, 1509f64bd8aSPaolo Bonzini REMOVE_PARM = 2, 1519f64bd8aSPaolo Bonzini REMOVE_HW = 3, 152a3801402SStefan Weil } RemoveResult; 1539f64bd8aSPaolo Bonzini 1547ef23068SDavid Gibson static RemoveResult remove_hpte(PowerPCCPU *cpu, target_ulong ptex, 1559f64bd8aSPaolo Bonzini target_ulong avpn, 1569f64bd8aSPaolo Bonzini target_ulong flags, 1579f64bd8aSPaolo Bonzini target_ulong *vp, target_ulong *rp) 1589f64bd8aSPaolo Bonzini { 1597ef23068SDavid Gibson CPUPPCState *env = &cpu->env; 1607c43bca0SAneesh Kumar K.V uint64_t token; 16161a36c9bSDavid Gibson target_ulong v, r; 1629f64bd8aSPaolo Bonzini 163f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, ptex)) { 1649f64bd8aSPaolo Bonzini return REMOVE_PARM; 1659f64bd8aSPaolo Bonzini } 1669f64bd8aSPaolo Bonzini 1677ef23068SDavid Gibson token = ppc_hash64_start_access(cpu, ptex); 1687ef23068SDavid Gibson v = ppc_hash64_load_hpte0(cpu, token, 0); 1697ef23068SDavid Gibson r = ppc_hash64_load_hpte1(cpu, token, 0); 170c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1719f64bd8aSPaolo Bonzini 172d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 1739f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn) || 1749f64bd8aSPaolo Bonzini ((flags & H_ANDCOND) && (v & avpn) != 0)) { 1759f64bd8aSPaolo Bonzini return REMOVE_NOT_FOUND; 1769f64bd8aSPaolo Bonzini } 1779f64bd8aSPaolo Bonzini *vp = v; 1789f64bd8aSPaolo Bonzini *rp = r; 1797ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, ptex, HPTE64_V_HPTE_DIRTY, 0); 18061a36c9bSDavid Gibson ppc_hash64_tlb_flush_hpte(cpu, ptex, v, r); 1819f64bd8aSPaolo Bonzini return REMOVE_SUCCESS; 1829f64bd8aSPaolo Bonzini } 1839f64bd8aSPaolo Bonzini 18428e02042SDavid Gibson static target_ulong h_remove(PowerPCCPU *cpu, sPAPRMachineState *spapr, 1859f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 1869f64bd8aSPaolo Bonzini { 1879f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 1889f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 1899f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 190a3801402SStefan Weil RemoveResult ret; 1919f64bd8aSPaolo Bonzini 1927ef23068SDavid Gibson ret = remove_hpte(cpu, pte_index, avpn, flags, 1939f64bd8aSPaolo Bonzini &args[0], &args[1]); 1949f64bd8aSPaolo Bonzini 1959f64bd8aSPaolo Bonzini switch (ret) { 1969f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 1979f64bd8aSPaolo Bonzini return H_SUCCESS; 1989f64bd8aSPaolo Bonzini 1999f64bd8aSPaolo Bonzini case REMOVE_NOT_FOUND: 2009f64bd8aSPaolo Bonzini return H_NOT_FOUND; 2019f64bd8aSPaolo Bonzini 2029f64bd8aSPaolo Bonzini case REMOVE_PARM: 2039f64bd8aSPaolo Bonzini return H_PARAMETER; 2049f64bd8aSPaolo Bonzini 2059f64bd8aSPaolo Bonzini case REMOVE_HW: 2069f64bd8aSPaolo Bonzini return H_HARDWARE; 2079f64bd8aSPaolo Bonzini } 2089f64bd8aSPaolo Bonzini 2099a39970dSStefan Weil g_assert_not_reached(); 2109f64bd8aSPaolo Bonzini } 2119f64bd8aSPaolo Bonzini 2129f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_TYPE 0xc000000000000000ULL 2139f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_REQUEST 0x4000000000000000ULL 2149f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RESPONSE 0x8000000000000000ULL 2159f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_END 0xc000000000000000ULL 2169f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_CODE 0x3000000000000000ULL 2179f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_SUCCESS 0x0000000000000000ULL 2189f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_NOT_FOUND 0x1000000000000000ULL 2199f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PARM 0x2000000000000000ULL 2209f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_HW 0x3000000000000000ULL 2219f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RC 0x0c00000000000000ULL 2229f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_FLAGS 0x0300000000000000ULL 2239f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ABSOLUTE 0x0000000000000000ULL 2249f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ANDCOND 0x0100000000000000ULL 2259f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_AVPN 0x0200000000000000ULL 2269f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PTEX 0x00ffffffffffffffULL 2279f64bd8aSPaolo Bonzini 2289f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_MAX_BATCH 4 2299f64bd8aSPaolo Bonzini 23028e02042SDavid Gibson static target_ulong h_bulk_remove(PowerPCCPU *cpu, sPAPRMachineState *spapr, 2319f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2329f64bd8aSPaolo Bonzini { 2339f64bd8aSPaolo Bonzini int i; 2349f64bd8aSPaolo Bonzini 2359f64bd8aSPaolo Bonzini for (i = 0; i < H_BULK_REMOVE_MAX_BATCH; i++) { 2369f64bd8aSPaolo Bonzini target_ulong *tsh = &args[i*2]; 2379f64bd8aSPaolo Bonzini target_ulong tsl = args[i*2 + 1]; 2389f64bd8aSPaolo Bonzini target_ulong v, r, ret; 2399f64bd8aSPaolo Bonzini 2409f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_TYPE) == H_BULK_REMOVE_END) { 2419f64bd8aSPaolo Bonzini break; 2429f64bd8aSPaolo Bonzini } else if ((*tsh & H_BULK_REMOVE_TYPE) != H_BULK_REMOVE_REQUEST) { 2439f64bd8aSPaolo Bonzini return H_PARAMETER; 2449f64bd8aSPaolo Bonzini } 2459f64bd8aSPaolo Bonzini 2469f64bd8aSPaolo Bonzini *tsh &= H_BULK_REMOVE_PTEX | H_BULK_REMOVE_FLAGS; 2479f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_RESPONSE; 2489f64bd8aSPaolo Bonzini 2499f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_ANDCOND) && (*tsh & H_BULK_REMOVE_AVPN)) { 2509f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_PARM; 2519f64bd8aSPaolo Bonzini return H_PARAMETER; 2529f64bd8aSPaolo Bonzini } 2539f64bd8aSPaolo Bonzini 2547ef23068SDavid Gibson ret = remove_hpte(cpu, *tsh & H_BULK_REMOVE_PTEX, tsl, 2559f64bd8aSPaolo Bonzini (*tsh & H_BULK_REMOVE_FLAGS) >> 26, 2569f64bd8aSPaolo Bonzini &v, &r); 2579f64bd8aSPaolo Bonzini 2589f64bd8aSPaolo Bonzini *tsh |= ret << 60; 2599f64bd8aSPaolo Bonzini 2609f64bd8aSPaolo Bonzini switch (ret) { 2619f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 262d5aea6f3SDavid Gibson *tsh |= (r & (HPTE64_R_C | HPTE64_R_R)) << 43; 2639f64bd8aSPaolo Bonzini break; 2649f64bd8aSPaolo Bonzini 2659f64bd8aSPaolo Bonzini case REMOVE_PARM: 2669f64bd8aSPaolo Bonzini return H_PARAMETER; 2679f64bd8aSPaolo Bonzini 2689f64bd8aSPaolo Bonzini case REMOVE_HW: 2699f64bd8aSPaolo Bonzini return H_HARDWARE; 2709f64bd8aSPaolo Bonzini } 2719f64bd8aSPaolo Bonzini } 2729f64bd8aSPaolo Bonzini 2739f64bd8aSPaolo Bonzini return H_SUCCESS; 2749f64bd8aSPaolo Bonzini } 2759f64bd8aSPaolo Bonzini 27628e02042SDavid Gibson static target_ulong h_protect(PowerPCCPU *cpu, sPAPRMachineState *spapr, 2779f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2789f64bd8aSPaolo Bonzini { 2799f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 2809f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 2819f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 2829f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 2837c43bca0SAneesh Kumar K.V uint64_t token; 28461a36c9bSDavid Gibson target_ulong v, r; 2859f64bd8aSPaolo Bonzini 286f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 2879f64bd8aSPaolo Bonzini return H_PARAMETER; 2889f64bd8aSPaolo Bonzini } 2899f64bd8aSPaolo Bonzini 2907c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 2917ef23068SDavid Gibson v = ppc_hash64_load_hpte0(cpu, token, 0); 2927ef23068SDavid Gibson r = ppc_hash64_load_hpte1(cpu, token, 0); 293c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 2949f64bd8aSPaolo Bonzini 295d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 2969f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn)) { 2979f64bd8aSPaolo Bonzini return H_NOT_FOUND; 2989f64bd8aSPaolo Bonzini } 2999f64bd8aSPaolo Bonzini 300d5aea6f3SDavid Gibson r &= ~(HPTE64_R_PP0 | HPTE64_R_PP | HPTE64_R_N | 301d5aea6f3SDavid Gibson HPTE64_R_KEY_HI | HPTE64_R_KEY_LO); 302d5aea6f3SDavid Gibson r |= (flags << 55) & HPTE64_R_PP0; 303d5aea6f3SDavid Gibson r |= (flags << 48) & HPTE64_R_KEY_HI; 304d5aea6f3SDavid Gibson r |= flags & (HPTE64_R_PP | HPTE64_R_N | HPTE64_R_KEY_LO); 3057ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index, 3063f94170bSAneesh Kumar K.V (v & ~HPTE64_V_VALID) | HPTE64_V_HPTE_DIRTY, 0); 30761a36c9bSDavid Gibson ppc_hash64_tlb_flush_hpte(cpu, pte_index, v, r); 3089f64bd8aSPaolo Bonzini /* Don't need a memory barrier, due to qemu's global lock */ 3097ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index, v | HPTE64_V_HPTE_DIRTY, r); 3109f64bd8aSPaolo Bonzini return H_SUCCESS; 3119f64bd8aSPaolo Bonzini } 3129f64bd8aSPaolo Bonzini 31328e02042SDavid Gibson static target_ulong h_read(PowerPCCPU *cpu, sPAPRMachineState *spapr, 314fa388916SAnthony Liguori target_ulong opcode, target_ulong *args) 315fa388916SAnthony Liguori { 316fa388916SAnthony Liguori CPUPPCState *env = &cpu->env; 317fa388916SAnthony Liguori target_ulong flags = args[0]; 318fa388916SAnthony Liguori target_ulong pte_index = args[1]; 319fa388916SAnthony Liguori uint8_t *hpte; 320fa388916SAnthony Liguori int i, ridx, n_entries = 1; 321fa388916SAnthony Liguori 322f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 323fa388916SAnthony Liguori return H_PARAMETER; 324fa388916SAnthony Liguori } 325fa388916SAnthony Liguori 326fa388916SAnthony Liguori if (flags & H_READ_4) { 327fa388916SAnthony Liguori /* Clear the two low order bits */ 328fa388916SAnthony Liguori pte_index &= ~(3ULL); 329fa388916SAnthony Liguori n_entries = 4; 330fa388916SAnthony Liguori } 331fa388916SAnthony Liguori 332fa388916SAnthony Liguori hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64); 333fa388916SAnthony Liguori 334fa388916SAnthony Liguori for (i = 0, ridx = 0; i < n_entries; i++) { 335fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte); 336fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte + (HASH_PTE_SIZE_64/2)); 337fa388916SAnthony Liguori hpte += HASH_PTE_SIZE_64; 338fa388916SAnthony Liguori } 339fa388916SAnthony Liguori 340fa388916SAnthony Liguori return H_SUCCESS; 341fa388916SAnthony Liguori } 342fa388916SAnthony Liguori 343423576f7SThomas Huth static target_ulong h_set_sprg0(PowerPCCPU *cpu, sPAPRMachineState *spapr, 344423576f7SThomas Huth target_ulong opcode, target_ulong *args) 345423576f7SThomas Huth { 346423576f7SThomas Huth cpu_synchronize_state(CPU(cpu)); 347423576f7SThomas Huth cpu->env.spr[SPR_SPRG0] = args[0]; 348423576f7SThomas Huth 349423576f7SThomas Huth return H_SUCCESS; 350423576f7SThomas Huth } 351423576f7SThomas Huth 35228e02042SDavid Gibson static target_ulong h_set_dabr(PowerPCCPU *cpu, sPAPRMachineState *spapr, 3539f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 3549f64bd8aSPaolo Bonzini { 355af08a58fSThomas Huth if (!has_spr(cpu, SPR_DABR)) { 356af08a58fSThomas Huth return H_HARDWARE; /* DABR register not available */ 357af08a58fSThomas Huth } 358af08a58fSThomas Huth cpu_synchronize_state(CPU(cpu)); 359af08a58fSThomas Huth 360af08a58fSThomas Huth if (has_spr(cpu, SPR_DABRX)) { 361af08a58fSThomas Huth cpu->env.spr[SPR_DABRX] = 0x3; /* Use Problem and Privileged state */ 362af08a58fSThomas Huth } else if (!(args[0] & 0x4)) { /* Breakpoint Translation set? */ 363af08a58fSThomas Huth return H_RESERVED_DABR; 364af08a58fSThomas Huth } 365af08a58fSThomas Huth 366af08a58fSThomas Huth cpu->env.spr[SPR_DABR] = args[0]; 367af08a58fSThomas Huth return H_SUCCESS; 3689f64bd8aSPaolo Bonzini } 3699f64bd8aSPaolo Bonzini 370e49ff266SThomas Huth static target_ulong h_set_xdabr(PowerPCCPU *cpu, sPAPRMachineState *spapr, 371e49ff266SThomas Huth target_ulong opcode, target_ulong *args) 372e49ff266SThomas Huth { 373e49ff266SThomas Huth target_ulong dabrx = args[1]; 374e49ff266SThomas Huth 375e49ff266SThomas Huth if (!has_spr(cpu, SPR_DABR) || !has_spr(cpu, SPR_DABRX)) { 376e49ff266SThomas Huth return H_HARDWARE; 377e49ff266SThomas Huth } 378e49ff266SThomas Huth 379e49ff266SThomas Huth if ((dabrx & ~0xfULL) != 0 || (dabrx & H_DABRX_HYPERVISOR) != 0 380e49ff266SThomas Huth || (dabrx & (H_DABRX_KERNEL | H_DABRX_USER)) == 0) { 381e49ff266SThomas Huth return H_PARAMETER; 382e49ff266SThomas Huth } 383e49ff266SThomas Huth 384e49ff266SThomas Huth cpu_synchronize_state(CPU(cpu)); 385e49ff266SThomas Huth cpu->env.spr[SPR_DABRX] = dabrx; 386e49ff266SThomas Huth cpu->env.spr[SPR_DABR] = args[0]; 387e49ff266SThomas Huth 388e49ff266SThomas Huth return H_SUCCESS; 389e49ff266SThomas Huth } 390e49ff266SThomas Huth 3913240dd9aSThomas Huth static target_ulong h_page_init(PowerPCCPU *cpu, sPAPRMachineState *spapr, 3923240dd9aSThomas Huth target_ulong opcode, target_ulong *args) 3933240dd9aSThomas Huth { 3943240dd9aSThomas Huth target_ulong flags = args[0]; 3953240dd9aSThomas Huth hwaddr dst = args[1]; 3963240dd9aSThomas Huth hwaddr src = args[2]; 3973240dd9aSThomas Huth hwaddr len = TARGET_PAGE_SIZE; 3983240dd9aSThomas Huth uint8_t *pdst, *psrc; 3993240dd9aSThomas Huth target_long ret = H_SUCCESS; 4003240dd9aSThomas Huth 4013240dd9aSThomas Huth if (flags & ~(H_ICACHE_SYNCHRONIZE | H_ICACHE_INVALIDATE 4023240dd9aSThomas Huth | H_COPY_PAGE | H_ZERO_PAGE)) { 4033240dd9aSThomas Huth qemu_log_mask(LOG_UNIMP, "h_page_init: Bad flags (" TARGET_FMT_lx "\n", 4043240dd9aSThomas Huth flags); 4053240dd9aSThomas Huth return H_PARAMETER; 4063240dd9aSThomas Huth } 4073240dd9aSThomas Huth 4083240dd9aSThomas Huth /* Map-in destination */ 4093240dd9aSThomas Huth if (!is_ram_address(spapr, dst) || (dst & ~TARGET_PAGE_MASK) != 0) { 4103240dd9aSThomas Huth return H_PARAMETER; 4113240dd9aSThomas Huth } 4123240dd9aSThomas Huth pdst = cpu_physical_memory_map(dst, &len, 1); 4133240dd9aSThomas Huth if (!pdst || len != TARGET_PAGE_SIZE) { 4143240dd9aSThomas Huth return H_PARAMETER; 4153240dd9aSThomas Huth } 4163240dd9aSThomas Huth 4173240dd9aSThomas Huth if (flags & H_COPY_PAGE) { 4183240dd9aSThomas Huth /* Map-in source, copy to destination, and unmap source again */ 4193240dd9aSThomas Huth if (!is_ram_address(spapr, src) || (src & ~TARGET_PAGE_MASK) != 0) { 4203240dd9aSThomas Huth ret = H_PARAMETER; 4213240dd9aSThomas Huth goto unmap_out; 4223240dd9aSThomas Huth } 4233240dd9aSThomas Huth psrc = cpu_physical_memory_map(src, &len, 0); 4243240dd9aSThomas Huth if (!psrc || len != TARGET_PAGE_SIZE) { 4253240dd9aSThomas Huth ret = H_PARAMETER; 4263240dd9aSThomas Huth goto unmap_out; 4273240dd9aSThomas Huth } 4283240dd9aSThomas Huth memcpy(pdst, psrc, len); 4293240dd9aSThomas Huth cpu_physical_memory_unmap(psrc, len, 0, len); 4303240dd9aSThomas Huth } else if (flags & H_ZERO_PAGE) { 4313240dd9aSThomas Huth memset(pdst, 0, len); /* Just clear the destination page */ 4323240dd9aSThomas Huth } 4333240dd9aSThomas Huth 4343240dd9aSThomas Huth if (kvm_enabled() && (flags & H_ICACHE_SYNCHRONIZE) != 0) { 4353240dd9aSThomas Huth kvmppc_dcbst_range(cpu, pdst, len); 4363240dd9aSThomas Huth } 4373240dd9aSThomas Huth if (flags & (H_ICACHE_SYNCHRONIZE | H_ICACHE_INVALIDATE)) { 4383240dd9aSThomas Huth if (kvm_enabled()) { 4393240dd9aSThomas Huth kvmppc_icbi_range(cpu, pdst, len); 4403240dd9aSThomas Huth } else { 4413240dd9aSThomas Huth tb_flush(CPU(cpu)); 4423240dd9aSThomas Huth } 4433240dd9aSThomas Huth } 4443240dd9aSThomas Huth 4453240dd9aSThomas Huth unmap_out: 4463240dd9aSThomas Huth cpu_physical_memory_unmap(pdst, TARGET_PAGE_SIZE, 1, len); 4473240dd9aSThomas Huth return ret; 4483240dd9aSThomas Huth } 4493240dd9aSThomas Huth 4509f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_VPA 0x0000200000000000ULL 4519f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_DTL 0x0000400000000000ULL 4529f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_SLBSHADOW 0x0000600000000000ULL 4539f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_VPA 0x0000a00000000000ULL 4549f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_DTL 0x0000c00000000000ULL 4559f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_SLBSHADOW 0x0000e00000000000ULL 4569f64bd8aSPaolo Bonzini 4579f64bd8aSPaolo Bonzini #define VPA_MIN_SIZE 640 4589f64bd8aSPaolo Bonzini #define VPA_SIZE_OFFSET 0x4 4599f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_OFFSET 0x9 4609f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_VAL 0x2 4619f64bd8aSPaolo Bonzini 4629f64bd8aSPaolo Bonzini static target_ulong register_vpa(CPUPPCState *env, target_ulong vpa) 4639f64bd8aSPaolo Bonzini { 46433276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 4659f64bd8aSPaolo Bonzini uint16_t size; 4669f64bd8aSPaolo Bonzini uint8_t tmp; 4679f64bd8aSPaolo Bonzini 4689f64bd8aSPaolo Bonzini if (vpa == 0) { 4699f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with registering a VPA at logical 0\n"); 4709f64bd8aSPaolo Bonzini return H_HARDWARE; 4719f64bd8aSPaolo Bonzini } 4729f64bd8aSPaolo Bonzini 4739f64bd8aSPaolo Bonzini if (vpa % env->dcache_line_size) { 4749f64bd8aSPaolo Bonzini return H_PARAMETER; 4759f64bd8aSPaolo Bonzini } 4769f64bd8aSPaolo Bonzini /* FIXME: bounds check the address */ 4779f64bd8aSPaolo Bonzini 47841701aa4SEdgar E. Iglesias size = lduw_be_phys(cs->as, vpa + 0x4); 4799f64bd8aSPaolo Bonzini 4809f64bd8aSPaolo Bonzini if (size < VPA_MIN_SIZE) { 4819f64bd8aSPaolo Bonzini return H_PARAMETER; 4829f64bd8aSPaolo Bonzini } 4839f64bd8aSPaolo Bonzini 4849f64bd8aSPaolo Bonzini /* VPA is not allowed to cross a page boundary */ 4859f64bd8aSPaolo Bonzini if ((vpa / 4096) != ((vpa + size - 1) / 4096)) { 4869f64bd8aSPaolo Bonzini return H_PARAMETER; 4879f64bd8aSPaolo Bonzini } 4889f64bd8aSPaolo Bonzini 4899f64bd8aSPaolo Bonzini env->vpa_addr = vpa; 4909f64bd8aSPaolo Bonzini 4912c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET); 4929f64bd8aSPaolo Bonzini tmp |= VPA_SHARED_PROC_VAL; 493db3be60dSEdgar E. Iglesias stb_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET, tmp); 4949f64bd8aSPaolo Bonzini 4959f64bd8aSPaolo Bonzini return H_SUCCESS; 4969f64bd8aSPaolo Bonzini } 4979f64bd8aSPaolo Bonzini 4989f64bd8aSPaolo Bonzini static target_ulong deregister_vpa(CPUPPCState *env, target_ulong vpa) 4999f64bd8aSPaolo Bonzini { 5009f64bd8aSPaolo Bonzini if (env->slb_shadow_addr) { 5019f64bd8aSPaolo Bonzini return H_RESOURCE; 5029f64bd8aSPaolo Bonzini } 5039f64bd8aSPaolo Bonzini 5049f64bd8aSPaolo Bonzini if (env->dtl_addr) { 5059f64bd8aSPaolo Bonzini return H_RESOURCE; 5069f64bd8aSPaolo Bonzini } 5079f64bd8aSPaolo Bonzini 5089f64bd8aSPaolo Bonzini env->vpa_addr = 0; 5099f64bd8aSPaolo Bonzini return H_SUCCESS; 5109f64bd8aSPaolo Bonzini } 5119f64bd8aSPaolo Bonzini 5129f64bd8aSPaolo Bonzini static target_ulong register_slb_shadow(CPUPPCState *env, target_ulong addr) 5139f64bd8aSPaolo Bonzini { 51433276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 5159f64bd8aSPaolo Bonzini uint32_t size; 5169f64bd8aSPaolo Bonzini 5179f64bd8aSPaolo Bonzini if (addr == 0) { 5189f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with SLB shadow at logical 0\n"); 5199f64bd8aSPaolo Bonzini return H_HARDWARE; 5209f64bd8aSPaolo Bonzini } 5219f64bd8aSPaolo Bonzini 522fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 5239f64bd8aSPaolo Bonzini if (size < 0x8) { 5249f64bd8aSPaolo Bonzini return H_PARAMETER; 5259f64bd8aSPaolo Bonzini } 5269f64bd8aSPaolo Bonzini 5279f64bd8aSPaolo Bonzini if ((addr / 4096) != ((addr + size - 1) / 4096)) { 5289f64bd8aSPaolo Bonzini return H_PARAMETER; 5299f64bd8aSPaolo Bonzini } 5309f64bd8aSPaolo Bonzini 5319f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 5329f64bd8aSPaolo Bonzini return H_RESOURCE; 5339f64bd8aSPaolo Bonzini } 5349f64bd8aSPaolo Bonzini 5359f64bd8aSPaolo Bonzini env->slb_shadow_addr = addr; 5369f64bd8aSPaolo Bonzini env->slb_shadow_size = size; 5379f64bd8aSPaolo Bonzini 5389f64bd8aSPaolo Bonzini return H_SUCCESS; 5399f64bd8aSPaolo Bonzini } 5409f64bd8aSPaolo Bonzini 5419f64bd8aSPaolo Bonzini static target_ulong deregister_slb_shadow(CPUPPCState *env, target_ulong addr) 5429f64bd8aSPaolo Bonzini { 5439f64bd8aSPaolo Bonzini env->slb_shadow_addr = 0; 5449f64bd8aSPaolo Bonzini env->slb_shadow_size = 0; 5459f64bd8aSPaolo Bonzini return H_SUCCESS; 5469f64bd8aSPaolo Bonzini } 5479f64bd8aSPaolo Bonzini 5489f64bd8aSPaolo Bonzini static target_ulong register_dtl(CPUPPCState *env, target_ulong addr) 5499f64bd8aSPaolo Bonzini { 55033276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 5519f64bd8aSPaolo Bonzini uint32_t size; 5529f64bd8aSPaolo Bonzini 5539f64bd8aSPaolo Bonzini if (addr == 0) { 5549f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with DTL at logical 0\n"); 5559f64bd8aSPaolo Bonzini return H_HARDWARE; 5569f64bd8aSPaolo Bonzini } 5579f64bd8aSPaolo Bonzini 558fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 5599f64bd8aSPaolo Bonzini 5609f64bd8aSPaolo Bonzini if (size < 48) { 5619f64bd8aSPaolo Bonzini return H_PARAMETER; 5629f64bd8aSPaolo Bonzini } 5639f64bd8aSPaolo Bonzini 5649f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 5659f64bd8aSPaolo Bonzini return H_RESOURCE; 5669f64bd8aSPaolo Bonzini } 5679f64bd8aSPaolo Bonzini 5689f64bd8aSPaolo Bonzini env->dtl_addr = addr; 5699f64bd8aSPaolo Bonzini env->dtl_size = size; 5709f64bd8aSPaolo Bonzini 5719f64bd8aSPaolo Bonzini return H_SUCCESS; 5729f64bd8aSPaolo Bonzini } 5739f64bd8aSPaolo Bonzini 5749f64bd8aSPaolo Bonzini static target_ulong deregister_dtl(CPUPPCState *env, target_ulong addr) 5759f64bd8aSPaolo Bonzini { 5769f64bd8aSPaolo Bonzini env->dtl_addr = 0; 5779f64bd8aSPaolo Bonzini env->dtl_size = 0; 5789f64bd8aSPaolo Bonzini 5799f64bd8aSPaolo Bonzini return H_SUCCESS; 5809f64bd8aSPaolo Bonzini } 5819f64bd8aSPaolo Bonzini 58228e02042SDavid Gibson static target_ulong h_register_vpa(PowerPCCPU *cpu, sPAPRMachineState *spapr, 5839f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5849f64bd8aSPaolo Bonzini { 5859f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 5869f64bd8aSPaolo Bonzini target_ulong procno = args[1]; 5879f64bd8aSPaolo Bonzini target_ulong vpa = args[2]; 5889f64bd8aSPaolo Bonzini target_ulong ret = H_PARAMETER; 5899f64bd8aSPaolo Bonzini CPUPPCState *tenv; 5900f20ba62SAlexey Kardashevskiy PowerPCCPU *tcpu; 5919f64bd8aSPaolo Bonzini 5920f20ba62SAlexey Kardashevskiy tcpu = ppc_get_vcpu_by_dt_id(procno); 5939f64bd8aSPaolo Bonzini if (!tcpu) { 5949f64bd8aSPaolo Bonzini return H_PARAMETER; 5959f64bd8aSPaolo Bonzini } 5960f20ba62SAlexey Kardashevskiy tenv = &tcpu->env; 5979f64bd8aSPaolo Bonzini 5989f64bd8aSPaolo Bonzini switch (flags) { 5999f64bd8aSPaolo Bonzini case FLAGS_REGISTER_VPA: 6009f64bd8aSPaolo Bonzini ret = register_vpa(tenv, vpa); 6019f64bd8aSPaolo Bonzini break; 6029f64bd8aSPaolo Bonzini 6039f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_VPA: 6049f64bd8aSPaolo Bonzini ret = deregister_vpa(tenv, vpa); 6059f64bd8aSPaolo Bonzini break; 6069f64bd8aSPaolo Bonzini 6079f64bd8aSPaolo Bonzini case FLAGS_REGISTER_SLBSHADOW: 6089f64bd8aSPaolo Bonzini ret = register_slb_shadow(tenv, vpa); 6099f64bd8aSPaolo Bonzini break; 6109f64bd8aSPaolo Bonzini 6119f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_SLBSHADOW: 6129f64bd8aSPaolo Bonzini ret = deregister_slb_shadow(tenv, vpa); 6139f64bd8aSPaolo Bonzini break; 6149f64bd8aSPaolo Bonzini 6159f64bd8aSPaolo Bonzini case FLAGS_REGISTER_DTL: 6169f64bd8aSPaolo Bonzini ret = register_dtl(tenv, vpa); 6179f64bd8aSPaolo Bonzini break; 6189f64bd8aSPaolo Bonzini 6199f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_DTL: 6209f64bd8aSPaolo Bonzini ret = deregister_dtl(tenv, vpa); 6219f64bd8aSPaolo Bonzini break; 6229f64bd8aSPaolo Bonzini } 6239f64bd8aSPaolo Bonzini 6249f64bd8aSPaolo Bonzini return ret; 6259f64bd8aSPaolo Bonzini } 6269f64bd8aSPaolo Bonzini 62728e02042SDavid Gibson static target_ulong h_cede(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6289f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6299f64bd8aSPaolo Bonzini { 6309f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 6319f64bd8aSPaolo Bonzini CPUState *cs = CPU(cpu); 6329f64bd8aSPaolo Bonzini 6339f64bd8aSPaolo Bonzini env->msr |= (1ULL << MSR_EE); 6349f64bd8aSPaolo Bonzini hreg_compute_hflags(env); 6359f64bd8aSPaolo Bonzini if (!cpu_has_work(cs)) { 636259186a7SAndreas Färber cs->halted = 1; 63727103424SAndreas Färber cs->exception_index = EXCP_HLT; 6389f64bd8aSPaolo Bonzini cs->exit_request = 1; 6399f64bd8aSPaolo Bonzini } 6409f64bd8aSPaolo Bonzini return H_SUCCESS; 6419f64bd8aSPaolo Bonzini } 6429f64bd8aSPaolo Bonzini 64328e02042SDavid Gibson static target_ulong h_rtas(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6449f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6459f64bd8aSPaolo Bonzini { 6469f64bd8aSPaolo Bonzini target_ulong rtas_r3 = args[0]; 6474fe822e0SAlexey Kardashevskiy uint32_t token = rtas_ld(rtas_r3, 0); 6484fe822e0SAlexey Kardashevskiy uint32_t nargs = rtas_ld(rtas_r3, 1); 6494fe822e0SAlexey Kardashevskiy uint32_t nret = rtas_ld(rtas_r3, 2); 6509f64bd8aSPaolo Bonzini 651210b580bSAnthony Liguori return spapr_rtas_call(cpu, spapr, token, nargs, rtas_r3 + 12, 6529f64bd8aSPaolo Bonzini nret, rtas_r3 + 12 + 4*nargs); 6539f64bd8aSPaolo Bonzini } 6549f64bd8aSPaolo Bonzini 65528e02042SDavid Gibson static target_ulong h_logical_load(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6569f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6579f64bd8aSPaolo Bonzini { 658fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 6599f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6609f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 6619f64bd8aSPaolo Bonzini 6629f64bd8aSPaolo Bonzini switch (size) { 6639f64bd8aSPaolo Bonzini case 1: 6642c17449bSEdgar E. Iglesias args[0] = ldub_phys(cs->as, addr); 6659f64bd8aSPaolo Bonzini return H_SUCCESS; 6669f64bd8aSPaolo Bonzini case 2: 66741701aa4SEdgar E. Iglesias args[0] = lduw_phys(cs->as, addr); 6689f64bd8aSPaolo Bonzini return H_SUCCESS; 6699f64bd8aSPaolo Bonzini case 4: 670fdfba1a2SEdgar E. Iglesias args[0] = ldl_phys(cs->as, addr); 6719f64bd8aSPaolo Bonzini return H_SUCCESS; 6729f64bd8aSPaolo Bonzini case 8: 6732c17449bSEdgar E. Iglesias args[0] = ldq_phys(cs->as, addr); 6749f64bd8aSPaolo Bonzini return H_SUCCESS; 6759f64bd8aSPaolo Bonzini } 6769f64bd8aSPaolo Bonzini return H_PARAMETER; 6779f64bd8aSPaolo Bonzini } 6789f64bd8aSPaolo Bonzini 67928e02042SDavid Gibson static target_ulong h_logical_store(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6809f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6819f64bd8aSPaolo Bonzini { 682f606604fSEdgar E. Iglesias CPUState *cs = CPU(cpu); 683f606604fSEdgar E. Iglesias 6849f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6859f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 6869f64bd8aSPaolo Bonzini target_ulong val = args[2]; 6879f64bd8aSPaolo Bonzini 6889f64bd8aSPaolo Bonzini switch (size) { 6899f64bd8aSPaolo Bonzini case 1: 690db3be60dSEdgar E. Iglesias stb_phys(cs->as, addr, val); 6919f64bd8aSPaolo Bonzini return H_SUCCESS; 6929f64bd8aSPaolo Bonzini case 2: 6935ce5944dSEdgar E. Iglesias stw_phys(cs->as, addr, val); 6949f64bd8aSPaolo Bonzini return H_SUCCESS; 6959f64bd8aSPaolo Bonzini case 4: 696ab1da857SEdgar E. Iglesias stl_phys(cs->as, addr, val); 6979f64bd8aSPaolo Bonzini return H_SUCCESS; 6989f64bd8aSPaolo Bonzini case 8: 699f606604fSEdgar E. Iglesias stq_phys(cs->as, addr, val); 7009f64bd8aSPaolo Bonzini return H_SUCCESS; 7019f64bd8aSPaolo Bonzini } 7029f64bd8aSPaolo Bonzini return H_PARAMETER; 7039f64bd8aSPaolo Bonzini } 7049f64bd8aSPaolo Bonzini 70528e02042SDavid Gibson static target_ulong h_logical_memop(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7069f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7079f64bd8aSPaolo Bonzini { 708fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 709fdfba1a2SEdgar E. Iglesias 7109f64bd8aSPaolo Bonzini target_ulong dst = args[0]; /* Destination address */ 7119f64bd8aSPaolo Bonzini target_ulong src = args[1]; /* Source address */ 7129f64bd8aSPaolo Bonzini target_ulong esize = args[2]; /* Element size (0=1,1=2,2=4,3=8) */ 7139f64bd8aSPaolo Bonzini target_ulong count = args[3]; /* Element count */ 7149f64bd8aSPaolo Bonzini target_ulong op = args[4]; /* 0 = copy, 1 = invert */ 7159f64bd8aSPaolo Bonzini uint64_t tmp; 7169f64bd8aSPaolo Bonzini unsigned int mask = (1 << esize) - 1; 7179f64bd8aSPaolo Bonzini int step = 1 << esize; 7189f64bd8aSPaolo Bonzini 7199f64bd8aSPaolo Bonzini if (count > 0x80000000) { 7209f64bd8aSPaolo Bonzini return H_PARAMETER; 7219f64bd8aSPaolo Bonzini } 7229f64bd8aSPaolo Bonzini 7239f64bd8aSPaolo Bonzini if ((dst & mask) || (src & mask) || (op > 1)) { 7249f64bd8aSPaolo Bonzini return H_PARAMETER; 7259f64bd8aSPaolo Bonzini } 7269f64bd8aSPaolo Bonzini 7279f64bd8aSPaolo Bonzini if (dst >= src && dst < (src + (count << esize))) { 7289f64bd8aSPaolo Bonzini dst = dst + ((count - 1) << esize); 7299f64bd8aSPaolo Bonzini src = src + ((count - 1) << esize); 7309f64bd8aSPaolo Bonzini step = -step; 7319f64bd8aSPaolo Bonzini } 7329f64bd8aSPaolo Bonzini 7339f64bd8aSPaolo Bonzini while (count--) { 7349f64bd8aSPaolo Bonzini switch (esize) { 7359f64bd8aSPaolo Bonzini case 0: 7362c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, src); 7379f64bd8aSPaolo Bonzini break; 7389f64bd8aSPaolo Bonzini case 1: 73941701aa4SEdgar E. Iglesias tmp = lduw_phys(cs->as, src); 7409f64bd8aSPaolo Bonzini break; 7419f64bd8aSPaolo Bonzini case 2: 742fdfba1a2SEdgar E. Iglesias tmp = ldl_phys(cs->as, src); 7439f64bd8aSPaolo Bonzini break; 7449f64bd8aSPaolo Bonzini case 3: 7452c17449bSEdgar E. Iglesias tmp = ldq_phys(cs->as, src); 7469f64bd8aSPaolo Bonzini break; 7479f64bd8aSPaolo Bonzini default: 7489f64bd8aSPaolo Bonzini return H_PARAMETER; 7499f64bd8aSPaolo Bonzini } 7509f64bd8aSPaolo Bonzini if (op == 1) { 7519f64bd8aSPaolo Bonzini tmp = ~tmp; 7529f64bd8aSPaolo Bonzini } 7539f64bd8aSPaolo Bonzini switch (esize) { 7549f64bd8aSPaolo Bonzini case 0: 755db3be60dSEdgar E. Iglesias stb_phys(cs->as, dst, tmp); 7569f64bd8aSPaolo Bonzini break; 7579f64bd8aSPaolo Bonzini case 1: 7585ce5944dSEdgar E. Iglesias stw_phys(cs->as, dst, tmp); 7599f64bd8aSPaolo Bonzini break; 7609f64bd8aSPaolo Bonzini case 2: 761ab1da857SEdgar E. Iglesias stl_phys(cs->as, dst, tmp); 7629f64bd8aSPaolo Bonzini break; 7639f64bd8aSPaolo Bonzini case 3: 764f606604fSEdgar E. Iglesias stq_phys(cs->as, dst, tmp); 7659f64bd8aSPaolo Bonzini break; 7669f64bd8aSPaolo Bonzini } 7679f64bd8aSPaolo Bonzini dst = dst + step; 7689f64bd8aSPaolo Bonzini src = src + step; 7699f64bd8aSPaolo Bonzini } 7709f64bd8aSPaolo Bonzini 7719f64bd8aSPaolo Bonzini return H_SUCCESS; 7729f64bd8aSPaolo Bonzini } 7739f64bd8aSPaolo Bonzini 77428e02042SDavid Gibson static target_ulong h_logical_icbi(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7759f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7769f64bd8aSPaolo Bonzini { 7779f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7789f64bd8aSPaolo Bonzini return H_SUCCESS; 7799f64bd8aSPaolo Bonzini } 7809f64bd8aSPaolo Bonzini 78128e02042SDavid Gibson static target_ulong h_logical_dcbf(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7829f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7839f64bd8aSPaolo Bonzini { 7849f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7859f64bd8aSPaolo Bonzini return H_SUCCESS; 7869f64bd8aSPaolo Bonzini } 7879f64bd8aSPaolo Bonzini 7887d0cd464SPeter Maydell static target_ulong h_set_mode_resource_le(PowerPCCPU *cpu, 789c4015bbdSAlexey Kardashevskiy target_ulong mflags, 790c4015bbdSAlexey Kardashevskiy target_ulong value1, 791c4015bbdSAlexey Kardashevskiy target_ulong value2) 79242561bf2SAnton Blanchard { 79342561bf2SAnton Blanchard CPUState *cs; 79442561bf2SAnton Blanchard 79542561bf2SAnton Blanchard if (value1) { 796c4015bbdSAlexey Kardashevskiy return H_P3; 79742561bf2SAnton Blanchard } 79842561bf2SAnton Blanchard if (value2) { 799c4015bbdSAlexey Kardashevskiy return H_P4; 80042561bf2SAnton Blanchard } 801c4015bbdSAlexey Kardashevskiy 80242561bf2SAnton Blanchard switch (mflags) { 80342561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_BIG: 804bdc44640SAndreas Färber CPU_FOREACH(cs) { 805a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, 0, LPCR_ILE); 80642561bf2SAnton Blanchard } 807eefaccc0SDavid Gibson spapr_pci_switch_vga(true); 808c4015bbdSAlexey Kardashevskiy return H_SUCCESS; 80942561bf2SAnton Blanchard 81042561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_LITTLE: 811bdc44640SAndreas Färber CPU_FOREACH(cs) { 812a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, LPCR_ILE, LPCR_ILE); 81342561bf2SAnton Blanchard } 814eefaccc0SDavid Gibson spapr_pci_switch_vga(false); 815c4015bbdSAlexey Kardashevskiy return H_SUCCESS; 816c4015bbdSAlexey Kardashevskiy } 817c4015bbdSAlexey Kardashevskiy 818c4015bbdSAlexey Kardashevskiy return H_UNSUPPORTED_FLAG; 819c4015bbdSAlexey Kardashevskiy } 820c4015bbdSAlexey Kardashevskiy 8217d0cd464SPeter Maydell static target_ulong h_set_mode_resource_addr_trans_mode(PowerPCCPU *cpu, 822d5ac4f54SAlexey Kardashevskiy target_ulong mflags, 823d5ac4f54SAlexey Kardashevskiy target_ulong value1, 824d5ac4f54SAlexey Kardashevskiy target_ulong value2) 825d5ac4f54SAlexey Kardashevskiy { 826d5ac4f54SAlexey Kardashevskiy CPUState *cs; 827d5ac4f54SAlexey Kardashevskiy PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); 828d5ac4f54SAlexey Kardashevskiy 829d5ac4f54SAlexey Kardashevskiy if (!(pcc->insns_flags2 & PPC2_ISA207S)) { 830d5ac4f54SAlexey Kardashevskiy return H_P2; 831d5ac4f54SAlexey Kardashevskiy } 832d5ac4f54SAlexey Kardashevskiy if (value1) { 833d5ac4f54SAlexey Kardashevskiy return H_P3; 834d5ac4f54SAlexey Kardashevskiy } 835d5ac4f54SAlexey Kardashevskiy if (value2) { 836d5ac4f54SAlexey Kardashevskiy return H_P4; 837d5ac4f54SAlexey Kardashevskiy } 838d5ac4f54SAlexey Kardashevskiy 8395c94b2a5SCédric Le Goater if (mflags == AIL_RESERVED) { 840d5ac4f54SAlexey Kardashevskiy return H_UNSUPPORTED_FLAG; 841d5ac4f54SAlexey Kardashevskiy } 842d5ac4f54SAlexey Kardashevskiy 843d5ac4f54SAlexey Kardashevskiy CPU_FOREACH(cs) { 844d5ac4f54SAlexey Kardashevskiy set_spr(cs, SPR_LPCR, mflags << LPCR_AIL_SHIFT, LPCR_AIL); 845d5ac4f54SAlexey Kardashevskiy } 846d5ac4f54SAlexey Kardashevskiy 847d5ac4f54SAlexey Kardashevskiy return H_SUCCESS; 848d5ac4f54SAlexey Kardashevskiy } 849d5ac4f54SAlexey Kardashevskiy 85028e02042SDavid Gibson static target_ulong h_set_mode(PowerPCCPU *cpu, sPAPRMachineState *spapr, 851c4015bbdSAlexey Kardashevskiy target_ulong opcode, target_ulong *args) 852c4015bbdSAlexey Kardashevskiy { 853c4015bbdSAlexey Kardashevskiy target_ulong resource = args[1]; 854c4015bbdSAlexey Kardashevskiy target_ulong ret = H_P2; 855c4015bbdSAlexey Kardashevskiy 856c4015bbdSAlexey Kardashevskiy switch (resource) { 857c4015bbdSAlexey Kardashevskiy case H_SET_MODE_RESOURCE_LE: 8587d0cd464SPeter Maydell ret = h_set_mode_resource_le(cpu, args[0], args[2], args[3]); 85942561bf2SAnton Blanchard break; 860d5ac4f54SAlexey Kardashevskiy case H_SET_MODE_RESOURCE_ADDR_TRANS_MODE: 8617d0cd464SPeter Maydell ret = h_set_mode_resource_addr_trans_mode(cpu, args[0], 862d5ac4f54SAlexey Kardashevskiy args[2], args[3]); 863d5ac4f54SAlexey Kardashevskiy break; 86442561bf2SAnton Blanchard } 86542561bf2SAnton Blanchard 86642561bf2SAnton Blanchard return ret; 86742561bf2SAnton Blanchard } 86842561bf2SAnton Blanchard 86903d196b7SBharata B Rao /* 87003d196b7SBharata B Rao * Return the offset to the requested option vector @vector in the 87103d196b7SBharata B Rao * option vector table @table. 87203d196b7SBharata B Rao */ 87303d196b7SBharata B Rao static target_ulong cas_get_option_vector(int vector, target_ulong table) 87403d196b7SBharata B Rao { 87503d196b7SBharata B Rao int i; 87603d196b7SBharata B Rao char nr_vectors, nr_entries; 87703d196b7SBharata B Rao 87803d196b7SBharata B Rao if (!table) { 87903d196b7SBharata B Rao return 0; 88003d196b7SBharata B Rao } 88103d196b7SBharata B Rao 88203d196b7SBharata B Rao nr_vectors = (ldl_phys(&address_space_memory, table) >> 24) + 1; 88303d196b7SBharata B Rao if (!vector || vector > nr_vectors) { 88403d196b7SBharata B Rao return 0; 88503d196b7SBharata B Rao } 88603d196b7SBharata B Rao table++; /* skip nr option vectors */ 88703d196b7SBharata B Rao 88803d196b7SBharata B Rao for (i = 0; i < vector - 1; i++) { 88903d196b7SBharata B Rao nr_entries = ldl_phys(&address_space_memory, table) >> 24; 89003d196b7SBharata B Rao table += nr_entries + 2; 89103d196b7SBharata B Rao } 89203d196b7SBharata B Rao return table; 89303d196b7SBharata B Rao } 89403d196b7SBharata B Rao 8953794d548SAlexey Kardashevskiy typedef struct { 8963794d548SAlexey Kardashevskiy PowerPCCPU *cpu; 8973794d548SAlexey Kardashevskiy uint32_t cpu_version; 898f9ab1e87SDavid Gibson Error *err; 8993794d548SAlexey Kardashevskiy } SetCompatState; 9003794d548SAlexey Kardashevskiy 9013794d548SAlexey Kardashevskiy static void do_set_compat(void *arg) 9023794d548SAlexey Kardashevskiy { 9033794d548SAlexey Kardashevskiy SetCompatState *s = arg; 9043794d548SAlexey Kardashevskiy 9053794d548SAlexey Kardashevskiy cpu_synchronize_state(CPU(s->cpu)); 906f9ab1e87SDavid Gibson ppc_set_compat(s->cpu, s->cpu_version, &s->err); 9073794d548SAlexey Kardashevskiy } 9083794d548SAlexey Kardashevskiy 9093794d548SAlexey Kardashevskiy #define get_compat_level(cpuver) ( \ 9103794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_05) ? 2050 : \ 9113794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_06) ? 2060 : \ 9123794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_06_PLUS) ? 2061 : \ 9133794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_07) ? 2070 : 0) 9143794d548SAlexey Kardashevskiy 91503d196b7SBharata B Rao #define OV5_DRCONF_MEMORY 0x20 91603d196b7SBharata B Rao 9172a6593cbSAlexey Kardashevskiy static target_ulong h_client_architecture_support(PowerPCCPU *cpu_, 91828e02042SDavid Gibson sPAPRMachineState *spapr, 9192a6593cbSAlexey Kardashevskiy target_ulong opcode, 9202a6593cbSAlexey Kardashevskiy target_ulong *args) 9212a6593cbSAlexey Kardashevskiy { 92227ac3e06SDavid Gibson target_ulong list = ppc64_phys_to_real(args[0]); 92327ac3e06SDavid Gibson target_ulong ov_table, ov5; 9243794d548SAlexey Kardashevskiy PowerPCCPUClass *pcc_ = POWERPC_CPU_GET_CLASS(cpu_); 9253794d548SAlexey Kardashevskiy CPUState *cs; 92603d196b7SBharata B Rao bool cpu_match = false, cpu_update = true, memory_update = false; 9273794d548SAlexey Kardashevskiy unsigned old_cpu_version = cpu_->cpu_version; 9283794d548SAlexey Kardashevskiy unsigned compat_lvl = 0, cpu_version = 0; 9293794d548SAlexey Kardashevskiy unsigned max_lvl = get_compat_level(cpu_->max_compat); 9303794d548SAlexey Kardashevskiy int counter; 93103d196b7SBharata B Rao char ov5_byte2; 9323794d548SAlexey Kardashevskiy 9333794d548SAlexey Kardashevskiy /* Parse PVR list */ 9343794d548SAlexey Kardashevskiy for (counter = 0; counter < 512; ++counter) { 9353794d548SAlexey Kardashevskiy uint32_t pvr, pvr_mask; 9363794d548SAlexey Kardashevskiy 93727ac3e06SDavid Gibson pvr_mask = ldl_be_phys(&address_space_memory, list); 9383794d548SAlexey Kardashevskiy list += 4; 93927ac3e06SDavid Gibson pvr = ldl_be_phys(&address_space_memory, list); 9403794d548SAlexey Kardashevskiy list += 4; 9413794d548SAlexey Kardashevskiy 9423794d548SAlexey Kardashevskiy trace_spapr_cas_pvr_try(pvr); 9433794d548SAlexey Kardashevskiy if (!max_lvl && 9443794d548SAlexey Kardashevskiy ((cpu_->env.spr[SPR_PVR] & pvr_mask) == (pvr & pvr_mask))) { 9453794d548SAlexey Kardashevskiy cpu_match = true; 9463794d548SAlexey Kardashevskiy cpu_version = 0; 9473794d548SAlexey Kardashevskiy } else if (pvr == cpu_->cpu_version) { 9483794d548SAlexey Kardashevskiy cpu_match = true; 9493794d548SAlexey Kardashevskiy cpu_version = cpu_->cpu_version; 9503794d548SAlexey Kardashevskiy } else if (!cpu_match) { 9513794d548SAlexey Kardashevskiy /* If it is a logical PVR, try to determine the highest level */ 9523794d548SAlexey Kardashevskiy unsigned lvl = get_compat_level(pvr); 9533794d548SAlexey Kardashevskiy if (lvl) { 9543794d548SAlexey Kardashevskiy bool is205 = (pcc_->pcr_mask & PCR_COMPAT_2_05) && 9553794d548SAlexey Kardashevskiy (lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_05)); 9563794d548SAlexey Kardashevskiy bool is206 = (pcc_->pcr_mask & PCR_COMPAT_2_06) && 9573794d548SAlexey Kardashevskiy ((lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_06)) || 9583794d548SAlexey Kardashevskiy (lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_06_PLUS))); 9593794d548SAlexey Kardashevskiy 9603794d548SAlexey Kardashevskiy if (is205 || is206) { 9613794d548SAlexey Kardashevskiy if (!max_lvl) { 9623794d548SAlexey Kardashevskiy /* User did not set the level, choose the highest */ 9633794d548SAlexey Kardashevskiy if (compat_lvl <= lvl) { 9643794d548SAlexey Kardashevskiy compat_lvl = lvl; 9653794d548SAlexey Kardashevskiy cpu_version = pvr; 9663794d548SAlexey Kardashevskiy } 9673794d548SAlexey Kardashevskiy } else if (max_lvl >= lvl) { 9683794d548SAlexey Kardashevskiy /* User chose the level, don't set higher than this */ 9693794d548SAlexey Kardashevskiy compat_lvl = lvl; 9703794d548SAlexey Kardashevskiy cpu_version = pvr; 9713794d548SAlexey Kardashevskiy } 9723794d548SAlexey Kardashevskiy } 9733794d548SAlexey Kardashevskiy } 9743794d548SAlexey Kardashevskiy } 9753794d548SAlexey Kardashevskiy /* Terminator record */ 9763794d548SAlexey Kardashevskiy if (~pvr_mask & pvr) { 9773794d548SAlexey Kardashevskiy break; 9783794d548SAlexey Kardashevskiy } 9793794d548SAlexey Kardashevskiy } 9803794d548SAlexey Kardashevskiy 9813794d548SAlexey Kardashevskiy /* Parsing finished */ 9823794d548SAlexey Kardashevskiy trace_spapr_cas_pvr(cpu_->cpu_version, cpu_match, 9833794d548SAlexey Kardashevskiy cpu_version, pcc_->pcr_mask); 9843794d548SAlexey Kardashevskiy 9853794d548SAlexey Kardashevskiy /* Update CPUs */ 9863794d548SAlexey Kardashevskiy if (old_cpu_version != cpu_version) { 9873794d548SAlexey Kardashevskiy CPU_FOREACH(cs) { 9883794d548SAlexey Kardashevskiy SetCompatState s = { 9893794d548SAlexey Kardashevskiy .cpu = POWERPC_CPU(cs), 9903794d548SAlexey Kardashevskiy .cpu_version = cpu_version, 991f9ab1e87SDavid Gibson .err = NULL, 9923794d548SAlexey Kardashevskiy }; 9933794d548SAlexey Kardashevskiy 9943794d548SAlexey Kardashevskiy run_on_cpu(cs, do_set_compat, &s); 9953794d548SAlexey Kardashevskiy 996f9ab1e87SDavid Gibson if (s.err) { 997f9ab1e87SDavid Gibson error_report_err(s.err); 9983794d548SAlexey Kardashevskiy return H_HARDWARE; 9993794d548SAlexey Kardashevskiy } 10003794d548SAlexey Kardashevskiy } 10013794d548SAlexey Kardashevskiy } 10023794d548SAlexey Kardashevskiy 10033794d548SAlexey Kardashevskiy if (!cpu_version) { 100403d196b7SBharata B Rao cpu_update = false; 10053794d548SAlexey Kardashevskiy } 10062a6593cbSAlexey Kardashevskiy 100703d196b7SBharata B Rao /* For the future use: here @ov_table points to the first option vector */ 100803d196b7SBharata B Rao ov_table = list; 100903d196b7SBharata B Rao 101027ac3e06SDavid Gibson ov5 = cas_get_option_vector(5, ov_table); 101127ac3e06SDavid Gibson if (!ov5) { 10122a6593cbSAlexey Kardashevskiy return H_SUCCESS; 10132a6593cbSAlexey Kardashevskiy } 10142a6593cbSAlexey Kardashevskiy 101503d196b7SBharata B Rao /* @list now points to OV 5 */ 101627ac3e06SDavid Gibson ov5_byte2 = ldub_phys(&address_space_memory, ov5 + 2); 101703d196b7SBharata B Rao if (ov5_byte2 & OV5_DRCONF_MEMORY) { 101803d196b7SBharata B Rao memory_update = true; 101903d196b7SBharata B Rao } 102003d196b7SBharata B Rao 102103d196b7SBharata B Rao if (spapr_h_cas_compose_response(spapr, args[1], args[2], 102203d196b7SBharata B Rao cpu_update, memory_update)) { 10232a6593cbSAlexey Kardashevskiy qemu_system_reset_request(); 10242a6593cbSAlexey Kardashevskiy } 10252a6593cbSAlexey Kardashevskiy 10262a6593cbSAlexey Kardashevskiy return H_SUCCESS; 10272a6593cbSAlexey Kardashevskiy } 10282a6593cbSAlexey Kardashevskiy 10299f64bd8aSPaolo Bonzini static spapr_hcall_fn papr_hypercall_table[(MAX_HCALL_OPCODE / 4) + 1]; 10309f64bd8aSPaolo Bonzini static spapr_hcall_fn kvmppc_hypercall_table[KVMPPC_HCALL_MAX - KVMPPC_HCALL_BASE + 1]; 10319f64bd8aSPaolo Bonzini 10329f64bd8aSPaolo Bonzini void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn) 10339f64bd8aSPaolo Bonzini { 10349f64bd8aSPaolo Bonzini spapr_hcall_fn *slot; 10359f64bd8aSPaolo Bonzini 10369f64bd8aSPaolo Bonzini if (opcode <= MAX_HCALL_OPCODE) { 10379f64bd8aSPaolo Bonzini assert((opcode & 0x3) == 0); 10389f64bd8aSPaolo Bonzini 10399f64bd8aSPaolo Bonzini slot = &papr_hypercall_table[opcode / 4]; 10409f64bd8aSPaolo Bonzini } else { 10419f64bd8aSPaolo Bonzini assert((opcode >= KVMPPC_HCALL_BASE) && (opcode <= KVMPPC_HCALL_MAX)); 10429f64bd8aSPaolo Bonzini 10439f64bd8aSPaolo Bonzini slot = &kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 10449f64bd8aSPaolo Bonzini } 10459f64bd8aSPaolo Bonzini 10469f64bd8aSPaolo Bonzini assert(!(*slot)); 10479f64bd8aSPaolo Bonzini *slot = fn; 10489f64bd8aSPaolo Bonzini } 10499f64bd8aSPaolo Bonzini 10509f64bd8aSPaolo Bonzini target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 10519f64bd8aSPaolo Bonzini target_ulong *args) 10529f64bd8aSPaolo Bonzini { 105328e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 105428e02042SDavid Gibson 10559f64bd8aSPaolo Bonzini if ((opcode <= MAX_HCALL_OPCODE) 10569f64bd8aSPaolo Bonzini && ((opcode & 0x3) == 0)) { 10579f64bd8aSPaolo Bonzini spapr_hcall_fn fn = papr_hypercall_table[opcode / 4]; 10589f64bd8aSPaolo Bonzini 10599f64bd8aSPaolo Bonzini if (fn) { 10609f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 10619f64bd8aSPaolo Bonzini } 10629f64bd8aSPaolo Bonzini } else if ((opcode >= KVMPPC_HCALL_BASE) && 10639f64bd8aSPaolo Bonzini (opcode <= KVMPPC_HCALL_MAX)) { 10649f64bd8aSPaolo Bonzini spapr_hcall_fn fn = kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 10659f64bd8aSPaolo Bonzini 10669f64bd8aSPaolo Bonzini if (fn) { 10679f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 10689f64bd8aSPaolo Bonzini } 10699f64bd8aSPaolo Bonzini } 10709f64bd8aSPaolo Bonzini 1071aaf87c66SThomas Huth qemu_log_mask(LOG_UNIMP, "Unimplemented SPAPR hcall 0x" TARGET_FMT_lx "\n", 1072aaf87c66SThomas Huth opcode); 10739f64bd8aSPaolo Bonzini return H_FUNCTION; 10749f64bd8aSPaolo Bonzini } 10759f64bd8aSPaolo Bonzini 10769f64bd8aSPaolo Bonzini static void hypercall_register_types(void) 10779f64bd8aSPaolo Bonzini { 10789f64bd8aSPaolo Bonzini /* hcall-pft */ 10799f64bd8aSPaolo Bonzini spapr_register_hypercall(H_ENTER, h_enter); 10809f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REMOVE, h_remove); 10819f64bd8aSPaolo Bonzini spapr_register_hypercall(H_PROTECT, h_protect); 1082fa388916SAnthony Liguori spapr_register_hypercall(H_READ, h_read); 10839f64bd8aSPaolo Bonzini 10849f64bd8aSPaolo Bonzini /* hcall-bulk */ 10859f64bd8aSPaolo Bonzini spapr_register_hypercall(H_BULK_REMOVE, h_bulk_remove); 10869f64bd8aSPaolo Bonzini 10879f64bd8aSPaolo Bonzini /* hcall-splpar */ 10889f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REGISTER_VPA, h_register_vpa); 10899f64bd8aSPaolo Bonzini spapr_register_hypercall(H_CEDE, h_cede); 10909f64bd8aSPaolo Bonzini 1091423576f7SThomas Huth /* processor register resource access h-calls */ 1092423576f7SThomas Huth spapr_register_hypercall(H_SET_SPRG0, h_set_sprg0); 1093af08a58fSThomas Huth spapr_register_hypercall(H_SET_DABR, h_set_dabr); 1094e49ff266SThomas Huth spapr_register_hypercall(H_SET_XDABR, h_set_xdabr); 10953240dd9aSThomas Huth spapr_register_hypercall(H_PAGE_INIT, h_page_init); 1096423576f7SThomas Huth spapr_register_hypercall(H_SET_MODE, h_set_mode); 1097423576f7SThomas Huth 10989f64bd8aSPaolo Bonzini /* "debugger" hcalls (also used by SLOF). Note: We do -not- differenciate 10999f64bd8aSPaolo Bonzini * here between the "CI" and the "CACHE" variants, they will use whatever 11009f64bd8aSPaolo Bonzini * mapping attributes qemu is using. When using KVM, the kernel will 11019f64bd8aSPaolo Bonzini * enforce the attributes more strongly 11029f64bd8aSPaolo Bonzini */ 11039f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_LOAD, h_logical_load); 11049f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_STORE, h_logical_store); 11059f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_LOAD, h_logical_load); 11069f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_STORE, h_logical_store); 11079f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_ICBI, h_logical_icbi); 11089f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_DCBF, h_logical_dcbf); 11099f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_LOGICAL_MEMOP, h_logical_memop); 11109f64bd8aSPaolo Bonzini 11119f64bd8aSPaolo Bonzini /* qemu/KVM-PPC specific hcalls */ 11129f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_RTAS, h_rtas); 111342561bf2SAnton Blanchard 11142a6593cbSAlexey Kardashevskiy /* ibm,client-architecture-support support */ 11152a6593cbSAlexey Kardashevskiy spapr_register_hypercall(KVMPPC_H_CAS, h_client_architecture_support); 11169f64bd8aSPaolo Bonzini } 11179f64bd8aSPaolo Bonzini 11189f64bd8aSPaolo Bonzini type_init(hypercall_register_types) 1119