10d75590dSPeter Maydell #include "qemu/osdep.h" 2da34e65cSMarkus Armbruster #include "qapi/error.h" 39f64bd8aSPaolo Bonzini #include "sysemu/sysemu.h" 403dd024fSPaolo Bonzini #include "qemu/log.h" 59f64bd8aSPaolo Bonzini #include "cpu.h" 663c91552SPaolo Bonzini #include "exec/exec-all.h" 79f64bd8aSPaolo Bonzini #include "helper_regs.h" 80d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 9d5aea6f3SDavid Gibson #include "mmu-hash64.h" 103794d548SAlexey Kardashevskiy #include "cpu-models.h" 113794d548SAlexey Kardashevskiy #include "trace.h" 1277ac58ddSPaolo Bonzini #include "sysemu/kvm.h" 133794d548SAlexey Kardashevskiy #include "kvm_ppc.h" 149f64bd8aSPaolo Bonzini 15a46622fdSAlexey Kardashevskiy struct SPRSyncState { 16a46622fdSAlexey Kardashevskiy CPUState *cs; 17a46622fdSAlexey Kardashevskiy int spr; 18a46622fdSAlexey Kardashevskiy target_ulong value; 19a46622fdSAlexey Kardashevskiy target_ulong mask; 20a46622fdSAlexey Kardashevskiy }; 21a46622fdSAlexey Kardashevskiy 22a46622fdSAlexey Kardashevskiy static void do_spr_sync(void *arg) 23a46622fdSAlexey Kardashevskiy { 24a46622fdSAlexey Kardashevskiy struct SPRSyncState *s = arg; 25a46622fdSAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(s->cs); 26a46622fdSAlexey Kardashevskiy CPUPPCState *env = &cpu->env; 27a46622fdSAlexey Kardashevskiy 28a46622fdSAlexey Kardashevskiy cpu_synchronize_state(s->cs); 29a46622fdSAlexey Kardashevskiy env->spr[s->spr] &= ~s->mask; 30a46622fdSAlexey Kardashevskiy env->spr[s->spr] |= s->value; 31a46622fdSAlexey Kardashevskiy } 32a46622fdSAlexey Kardashevskiy 33a46622fdSAlexey Kardashevskiy static void set_spr(CPUState *cs, int spr, target_ulong value, 34a46622fdSAlexey Kardashevskiy target_ulong mask) 35a46622fdSAlexey Kardashevskiy { 36a46622fdSAlexey Kardashevskiy struct SPRSyncState s = { 37a46622fdSAlexey Kardashevskiy .cs = cs, 38a46622fdSAlexey Kardashevskiy .spr = spr, 39a46622fdSAlexey Kardashevskiy .value = value, 40a46622fdSAlexey Kardashevskiy .mask = mask 41a46622fdSAlexey Kardashevskiy }; 42a46622fdSAlexey Kardashevskiy run_on_cpu(cs, do_spr_sync, &s); 43a46622fdSAlexey Kardashevskiy } 44a46622fdSAlexey Kardashevskiy 45af08a58fSThomas Huth static bool has_spr(PowerPCCPU *cpu, int spr) 46af08a58fSThomas Huth { 47af08a58fSThomas Huth /* We can test whether the SPR is defined by checking for a valid name */ 48af08a58fSThomas Huth return cpu->env.spr_cb[spr].name != NULL; 49af08a58fSThomas Huth } 50af08a58fSThomas Huth 51f3c75d42SAneesh Kumar K.V static inline bool valid_pte_index(CPUPPCState *env, target_ulong pte_index) 52f3c75d42SAneesh Kumar K.V { 53f3c75d42SAneesh Kumar K.V /* 54f3c75d42SAneesh Kumar K.V * hash value/pteg group index is normalized by htab_mask 55f3c75d42SAneesh Kumar K.V */ 56f3c75d42SAneesh Kumar K.V if (((pte_index & ~7ULL) / HPTES_PER_GROUP) & ~env->htab_mask) { 57f3c75d42SAneesh Kumar K.V return false; 58f3c75d42SAneesh Kumar K.V } 59f3c75d42SAneesh Kumar K.V return true; 60f3c75d42SAneesh Kumar K.V } 61f3c75d42SAneesh Kumar K.V 62ecbc25faSDavid Gibson static bool is_ram_address(sPAPRMachineState *spapr, hwaddr addr) 63ecbc25faSDavid Gibson { 64ecbc25faSDavid Gibson MachineState *machine = MACHINE(spapr); 65ecbc25faSDavid Gibson MemoryHotplugState *hpms = &spapr->hotplug_memory; 66ecbc25faSDavid Gibson 67ecbc25faSDavid Gibson if (addr < machine->ram_size) { 68ecbc25faSDavid Gibson return true; 69ecbc25faSDavid Gibson } 70ecbc25faSDavid Gibson if ((addr >= hpms->base) 71ecbc25faSDavid Gibson && ((addr - hpms->base) < memory_region_size(&hpms->mr))) { 72ecbc25faSDavid Gibson return true; 73ecbc25faSDavid Gibson } 74ecbc25faSDavid Gibson 75ecbc25faSDavid Gibson return false; 76ecbc25faSDavid Gibson } 77ecbc25faSDavid Gibson 7828e02042SDavid Gibson static target_ulong h_enter(PowerPCCPU *cpu, sPAPRMachineState *spapr, 799f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 809f64bd8aSPaolo Bonzini { 819f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 829f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 839f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 849f64bd8aSPaolo Bonzini target_ulong pteh = args[2]; 859f64bd8aSPaolo Bonzini target_ulong ptel = args[3]; 861114e712SDavid Gibson unsigned apshift, spshift; 879f64bd8aSPaolo Bonzini target_ulong raddr; 887c43bca0SAneesh Kumar K.V target_ulong index; 897c43bca0SAneesh Kumar K.V uint64_t token; 909f64bd8aSPaolo Bonzini 911114e712SDavid Gibson apshift = ppc_hash64_hpte_page_shift_noslb(cpu, pteh, ptel, &spshift); 921114e712SDavid Gibson if (!apshift) { 931114e712SDavid Gibson /* Bad page size encoding */ 949f64bd8aSPaolo Bonzini return H_PARAMETER; 959f64bd8aSPaolo Bonzini } 969f64bd8aSPaolo Bonzini 971114e712SDavid Gibson raddr = (ptel & HPTE64_R_RPN) & ~((1ULL << apshift) - 1); 989f64bd8aSPaolo Bonzini 99ecbc25faSDavid Gibson if (is_ram_address(spapr, raddr)) { 1009f64bd8aSPaolo Bonzini /* Regular RAM - should have WIMG=0010 */ 101d5aea6f3SDavid Gibson if ((ptel & HPTE64_R_WIMG) != HPTE64_R_M) { 1029f64bd8aSPaolo Bonzini return H_PARAMETER; 1039f64bd8aSPaolo Bonzini } 1049f64bd8aSPaolo Bonzini } else { 105*c1175907SAneesh Kumar K.V target_ulong wimg_flags; 1069f64bd8aSPaolo Bonzini /* Looks like an IO address */ 1079f64bd8aSPaolo Bonzini /* FIXME: What WIMG combinations could be sensible for IO? 1089f64bd8aSPaolo Bonzini * For now we allow WIMG=010x, but are there others? */ 1099f64bd8aSPaolo Bonzini /* FIXME: Should we check against registered IO addresses? */ 110*c1175907SAneesh Kumar K.V wimg_flags = (ptel & (HPTE64_R_W | HPTE64_R_I | HPTE64_R_M)); 111*c1175907SAneesh Kumar K.V 112*c1175907SAneesh Kumar K.V if (wimg_flags != HPTE64_R_I && 113*c1175907SAneesh Kumar K.V wimg_flags != (HPTE64_R_I | HPTE64_R_M)) { 1149f64bd8aSPaolo Bonzini return H_PARAMETER; 1159f64bd8aSPaolo Bonzini } 1169f64bd8aSPaolo Bonzini } 1179f64bd8aSPaolo Bonzini 1189f64bd8aSPaolo Bonzini pteh &= ~0x60ULL; 1199f64bd8aSPaolo Bonzini 120f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 1219f64bd8aSPaolo Bonzini return H_PARAMETER; 1229f64bd8aSPaolo Bonzini } 1237c43bca0SAneesh Kumar K.V 1247c43bca0SAneesh Kumar K.V index = 0; 1259f64bd8aSPaolo Bonzini if (likely((flags & H_EXACT) == 0)) { 1269f64bd8aSPaolo Bonzini pte_index &= ~7ULL; 1277c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 1287aaf4957SAneesh Kumar K.V for (; index < 8; index++) { 1297ef23068SDavid Gibson if (!(ppc_hash64_load_hpte0(cpu, token, index) & HPTE64_V_VALID)) { 1309f64bd8aSPaolo Bonzini break; 1319f64bd8aSPaolo Bonzini } 1327aaf4957SAneesh Kumar K.V } 133c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1347aaf4957SAneesh Kumar K.V if (index == 8) { 1357aaf4957SAneesh Kumar K.V return H_PTEG_FULL; 1367aaf4957SAneesh Kumar K.V } 1379f64bd8aSPaolo Bonzini } else { 1387c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 1397ef23068SDavid Gibson if (ppc_hash64_load_hpte0(cpu, token, 0) & HPTE64_V_VALID) { 140c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1419f64bd8aSPaolo Bonzini return H_PTEG_FULL; 1429f64bd8aSPaolo Bonzini } 143c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1449f64bd8aSPaolo Bonzini } 1457c43bca0SAneesh Kumar K.V 1467ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index + index, 1473f94170bSAneesh Kumar K.V pteh | HPTE64_V_HPTE_DIRTY, ptel); 1489f64bd8aSPaolo Bonzini 1497c43bca0SAneesh Kumar K.V args[0] = pte_index + index; 1509f64bd8aSPaolo Bonzini return H_SUCCESS; 1519f64bd8aSPaolo Bonzini } 1529f64bd8aSPaolo Bonzini 153a3801402SStefan Weil typedef enum { 1549f64bd8aSPaolo Bonzini REMOVE_SUCCESS = 0, 1559f64bd8aSPaolo Bonzini REMOVE_NOT_FOUND = 1, 1569f64bd8aSPaolo Bonzini REMOVE_PARM = 2, 1579f64bd8aSPaolo Bonzini REMOVE_HW = 3, 158a3801402SStefan Weil } RemoveResult; 1599f64bd8aSPaolo Bonzini 1607ef23068SDavid Gibson static RemoveResult remove_hpte(PowerPCCPU *cpu, target_ulong ptex, 1619f64bd8aSPaolo Bonzini target_ulong avpn, 1629f64bd8aSPaolo Bonzini target_ulong flags, 1639f64bd8aSPaolo Bonzini target_ulong *vp, target_ulong *rp) 1649f64bd8aSPaolo Bonzini { 1657ef23068SDavid Gibson CPUPPCState *env = &cpu->env; 1667c43bca0SAneesh Kumar K.V uint64_t token; 16761a36c9bSDavid Gibson target_ulong v, r; 1689f64bd8aSPaolo Bonzini 169f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, ptex)) { 1709f64bd8aSPaolo Bonzini return REMOVE_PARM; 1719f64bd8aSPaolo Bonzini } 1729f64bd8aSPaolo Bonzini 1737ef23068SDavid Gibson token = ppc_hash64_start_access(cpu, ptex); 1747ef23068SDavid Gibson v = ppc_hash64_load_hpte0(cpu, token, 0); 1757ef23068SDavid Gibson r = ppc_hash64_load_hpte1(cpu, token, 0); 176c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 1779f64bd8aSPaolo Bonzini 178d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 1799f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn) || 1809f64bd8aSPaolo Bonzini ((flags & H_ANDCOND) && (v & avpn) != 0)) { 1819f64bd8aSPaolo Bonzini return REMOVE_NOT_FOUND; 1829f64bd8aSPaolo Bonzini } 1839f64bd8aSPaolo Bonzini *vp = v; 1849f64bd8aSPaolo Bonzini *rp = r; 1857ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, ptex, HPTE64_V_HPTE_DIRTY, 0); 18661a36c9bSDavid Gibson ppc_hash64_tlb_flush_hpte(cpu, ptex, v, r); 1879f64bd8aSPaolo Bonzini return REMOVE_SUCCESS; 1889f64bd8aSPaolo Bonzini } 1899f64bd8aSPaolo Bonzini 19028e02042SDavid Gibson static target_ulong h_remove(PowerPCCPU *cpu, sPAPRMachineState *spapr, 1919f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 1929f64bd8aSPaolo Bonzini { 193cd0c6f47SBenjamin Herrenschmidt CPUPPCState *env = &cpu->env; 1949f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 1959f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 1969f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 197a3801402SStefan Weil RemoveResult ret; 1989f64bd8aSPaolo Bonzini 1997ef23068SDavid Gibson ret = remove_hpte(cpu, pte_index, avpn, flags, 2009f64bd8aSPaolo Bonzini &args[0], &args[1]); 2019f64bd8aSPaolo Bonzini 2029f64bd8aSPaolo Bonzini switch (ret) { 2039f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 204cd0c6f47SBenjamin Herrenschmidt check_tlb_flush(env); 2059f64bd8aSPaolo Bonzini return H_SUCCESS; 2069f64bd8aSPaolo Bonzini 2079f64bd8aSPaolo Bonzini case REMOVE_NOT_FOUND: 2089f64bd8aSPaolo Bonzini return H_NOT_FOUND; 2099f64bd8aSPaolo Bonzini 2109f64bd8aSPaolo Bonzini case REMOVE_PARM: 2119f64bd8aSPaolo Bonzini return H_PARAMETER; 2129f64bd8aSPaolo Bonzini 2139f64bd8aSPaolo Bonzini case REMOVE_HW: 2149f64bd8aSPaolo Bonzini return H_HARDWARE; 2159f64bd8aSPaolo Bonzini } 2169f64bd8aSPaolo Bonzini 2179a39970dSStefan Weil g_assert_not_reached(); 2189f64bd8aSPaolo Bonzini } 2199f64bd8aSPaolo Bonzini 2209f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_TYPE 0xc000000000000000ULL 2219f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_REQUEST 0x4000000000000000ULL 2229f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RESPONSE 0x8000000000000000ULL 2239f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_END 0xc000000000000000ULL 2249f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_CODE 0x3000000000000000ULL 2259f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_SUCCESS 0x0000000000000000ULL 2269f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_NOT_FOUND 0x1000000000000000ULL 2279f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PARM 0x2000000000000000ULL 2289f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_HW 0x3000000000000000ULL 2299f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RC 0x0c00000000000000ULL 2309f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_FLAGS 0x0300000000000000ULL 2319f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ABSOLUTE 0x0000000000000000ULL 2329f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ANDCOND 0x0100000000000000ULL 2339f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_AVPN 0x0200000000000000ULL 2349f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PTEX 0x00ffffffffffffffULL 2359f64bd8aSPaolo Bonzini 2369f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_MAX_BATCH 4 2379f64bd8aSPaolo Bonzini 23828e02042SDavid Gibson static target_ulong h_bulk_remove(PowerPCCPU *cpu, sPAPRMachineState *spapr, 2399f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2409f64bd8aSPaolo Bonzini { 241cd0c6f47SBenjamin Herrenschmidt CPUPPCState *env = &cpu->env; 2429f64bd8aSPaolo Bonzini int i; 243cd0c6f47SBenjamin Herrenschmidt target_ulong rc = H_SUCCESS; 2449f64bd8aSPaolo Bonzini 2459f64bd8aSPaolo Bonzini for (i = 0; i < H_BULK_REMOVE_MAX_BATCH; i++) { 2469f64bd8aSPaolo Bonzini target_ulong *tsh = &args[i*2]; 2479f64bd8aSPaolo Bonzini target_ulong tsl = args[i*2 + 1]; 2489f64bd8aSPaolo Bonzini target_ulong v, r, ret; 2499f64bd8aSPaolo Bonzini 2509f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_TYPE) == H_BULK_REMOVE_END) { 2519f64bd8aSPaolo Bonzini break; 2529f64bd8aSPaolo Bonzini } else if ((*tsh & H_BULK_REMOVE_TYPE) != H_BULK_REMOVE_REQUEST) { 2539f64bd8aSPaolo Bonzini return H_PARAMETER; 2549f64bd8aSPaolo Bonzini } 2559f64bd8aSPaolo Bonzini 2569f64bd8aSPaolo Bonzini *tsh &= H_BULK_REMOVE_PTEX | H_BULK_REMOVE_FLAGS; 2579f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_RESPONSE; 2589f64bd8aSPaolo Bonzini 2599f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_ANDCOND) && (*tsh & H_BULK_REMOVE_AVPN)) { 2609f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_PARM; 2619f64bd8aSPaolo Bonzini return H_PARAMETER; 2629f64bd8aSPaolo Bonzini } 2639f64bd8aSPaolo Bonzini 2647ef23068SDavid Gibson ret = remove_hpte(cpu, *tsh & H_BULK_REMOVE_PTEX, tsl, 2659f64bd8aSPaolo Bonzini (*tsh & H_BULK_REMOVE_FLAGS) >> 26, 2669f64bd8aSPaolo Bonzini &v, &r); 2679f64bd8aSPaolo Bonzini 2689f64bd8aSPaolo Bonzini *tsh |= ret << 60; 2699f64bd8aSPaolo Bonzini 2709f64bd8aSPaolo Bonzini switch (ret) { 2719f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 272d5aea6f3SDavid Gibson *tsh |= (r & (HPTE64_R_C | HPTE64_R_R)) << 43; 2739f64bd8aSPaolo Bonzini break; 2749f64bd8aSPaolo Bonzini 2759f64bd8aSPaolo Bonzini case REMOVE_PARM: 276cd0c6f47SBenjamin Herrenschmidt rc = H_PARAMETER; 277cd0c6f47SBenjamin Herrenschmidt goto exit; 2789f64bd8aSPaolo Bonzini 2799f64bd8aSPaolo Bonzini case REMOVE_HW: 280cd0c6f47SBenjamin Herrenschmidt rc = H_HARDWARE; 281cd0c6f47SBenjamin Herrenschmidt goto exit; 2829f64bd8aSPaolo Bonzini } 2839f64bd8aSPaolo Bonzini } 284cd0c6f47SBenjamin Herrenschmidt exit: 285cd0c6f47SBenjamin Herrenschmidt check_tlb_flush(env); 2869f64bd8aSPaolo Bonzini 287cd0c6f47SBenjamin Herrenschmidt return rc; 2889f64bd8aSPaolo Bonzini } 2899f64bd8aSPaolo Bonzini 29028e02042SDavid Gibson static target_ulong h_protect(PowerPCCPU *cpu, sPAPRMachineState *spapr, 2919f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2929f64bd8aSPaolo Bonzini { 2939f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 2949f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 2959f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 2969f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 2977c43bca0SAneesh Kumar K.V uint64_t token; 29861a36c9bSDavid Gibson target_ulong v, r; 2999f64bd8aSPaolo Bonzini 300f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 3019f64bd8aSPaolo Bonzini return H_PARAMETER; 3029f64bd8aSPaolo Bonzini } 3039f64bd8aSPaolo Bonzini 3047c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 3057ef23068SDavid Gibson v = ppc_hash64_load_hpte0(cpu, token, 0); 3067ef23068SDavid Gibson r = ppc_hash64_load_hpte1(cpu, token, 0); 307c18ad9a5SDavid Gibson ppc_hash64_stop_access(cpu, token); 3089f64bd8aSPaolo Bonzini 309d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 3109f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn)) { 3119f64bd8aSPaolo Bonzini return H_NOT_FOUND; 3129f64bd8aSPaolo Bonzini } 3139f64bd8aSPaolo Bonzini 314d5aea6f3SDavid Gibson r &= ~(HPTE64_R_PP0 | HPTE64_R_PP | HPTE64_R_N | 315d5aea6f3SDavid Gibson HPTE64_R_KEY_HI | HPTE64_R_KEY_LO); 316d5aea6f3SDavid Gibson r |= (flags << 55) & HPTE64_R_PP0; 317d5aea6f3SDavid Gibson r |= (flags << 48) & HPTE64_R_KEY_HI; 318d5aea6f3SDavid Gibson r |= flags & (HPTE64_R_PP | HPTE64_R_N | HPTE64_R_KEY_LO); 3197ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index, 3203f94170bSAneesh Kumar K.V (v & ~HPTE64_V_VALID) | HPTE64_V_HPTE_DIRTY, 0); 32161a36c9bSDavid Gibson ppc_hash64_tlb_flush_hpte(cpu, pte_index, v, r); 3229f64bd8aSPaolo Bonzini /* Don't need a memory barrier, due to qemu's global lock */ 3237ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, pte_index, v | HPTE64_V_HPTE_DIRTY, r); 3249f64bd8aSPaolo Bonzini return H_SUCCESS; 3259f64bd8aSPaolo Bonzini } 3269f64bd8aSPaolo Bonzini 32728e02042SDavid Gibson static target_ulong h_read(PowerPCCPU *cpu, sPAPRMachineState *spapr, 328fa388916SAnthony Liguori target_ulong opcode, target_ulong *args) 329fa388916SAnthony Liguori { 330fa388916SAnthony Liguori CPUPPCState *env = &cpu->env; 331fa388916SAnthony Liguori target_ulong flags = args[0]; 332fa388916SAnthony Liguori target_ulong pte_index = args[1]; 333fa388916SAnthony Liguori uint8_t *hpte; 334fa388916SAnthony Liguori int i, ridx, n_entries = 1; 335fa388916SAnthony Liguori 336f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 337fa388916SAnthony Liguori return H_PARAMETER; 338fa388916SAnthony Liguori } 339fa388916SAnthony Liguori 340fa388916SAnthony Liguori if (flags & H_READ_4) { 341fa388916SAnthony Liguori /* Clear the two low order bits */ 342fa388916SAnthony Liguori pte_index &= ~(3ULL); 343fa388916SAnthony Liguori n_entries = 4; 344fa388916SAnthony Liguori } 345fa388916SAnthony Liguori 346fa388916SAnthony Liguori hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64); 347fa388916SAnthony Liguori 348fa388916SAnthony Liguori for (i = 0, ridx = 0; i < n_entries; i++) { 349fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte); 350fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte + (HASH_PTE_SIZE_64/2)); 351fa388916SAnthony Liguori hpte += HASH_PTE_SIZE_64; 352fa388916SAnthony Liguori } 353fa388916SAnthony Liguori 354fa388916SAnthony Liguori return H_SUCCESS; 355fa388916SAnthony Liguori } 356fa388916SAnthony Liguori 357423576f7SThomas Huth static target_ulong h_set_sprg0(PowerPCCPU *cpu, sPAPRMachineState *spapr, 358423576f7SThomas Huth target_ulong opcode, target_ulong *args) 359423576f7SThomas Huth { 360423576f7SThomas Huth cpu_synchronize_state(CPU(cpu)); 361423576f7SThomas Huth cpu->env.spr[SPR_SPRG0] = args[0]; 362423576f7SThomas Huth 363423576f7SThomas Huth return H_SUCCESS; 364423576f7SThomas Huth } 365423576f7SThomas Huth 36628e02042SDavid Gibson static target_ulong h_set_dabr(PowerPCCPU *cpu, sPAPRMachineState *spapr, 3679f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 3689f64bd8aSPaolo Bonzini { 369af08a58fSThomas Huth if (!has_spr(cpu, SPR_DABR)) { 370af08a58fSThomas Huth return H_HARDWARE; /* DABR register not available */ 371af08a58fSThomas Huth } 372af08a58fSThomas Huth cpu_synchronize_state(CPU(cpu)); 373af08a58fSThomas Huth 374af08a58fSThomas Huth if (has_spr(cpu, SPR_DABRX)) { 375af08a58fSThomas Huth cpu->env.spr[SPR_DABRX] = 0x3; /* Use Problem and Privileged state */ 376af08a58fSThomas Huth } else if (!(args[0] & 0x4)) { /* Breakpoint Translation set? */ 377af08a58fSThomas Huth return H_RESERVED_DABR; 378af08a58fSThomas Huth } 379af08a58fSThomas Huth 380af08a58fSThomas Huth cpu->env.spr[SPR_DABR] = args[0]; 381af08a58fSThomas Huth return H_SUCCESS; 3829f64bd8aSPaolo Bonzini } 3839f64bd8aSPaolo Bonzini 384e49ff266SThomas Huth static target_ulong h_set_xdabr(PowerPCCPU *cpu, sPAPRMachineState *spapr, 385e49ff266SThomas Huth target_ulong opcode, target_ulong *args) 386e49ff266SThomas Huth { 387e49ff266SThomas Huth target_ulong dabrx = args[1]; 388e49ff266SThomas Huth 389e49ff266SThomas Huth if (!has_spr(cpu, SPR_DABR) || !has_spr(cpu, SPR_DABRX)) { 390e49ff266SThomas Huth return H_HARDWARE; 391e49ff266SThomas Huth } 392e49ff266SThomas Huth 393e49ff266SThomas Huth if ((dabrx & ~0xfULL) != 0 || (dabrx & H_DABRX_HYPERVISOR) != 0 394e49ff266SThomas Huth || (dabrx & (H_DABRX_KERNEL | H_DABRX_USER)) == 0) { 395e49ff266SThomas Huth return H_PARAMETER; 396e49ff266SThomas Huth } 397e49ff266SThomas Huth 398e49ff266SThomas Huth cpu_synchronize_state(CPU(cpu)); 399e49ff266SThomas Huth cpu->env.spr[SPR_DABRX] = dabrx; 400e49ff266SThomas Huth cpu->env.spr[SPR_DABR] = args[0]; 401e49ff266SThomas Huth 402e49ff266SThomas Huth return H_SUCCESS; 403e49ff266SThomas Huth } 404e49ff266SThomas Huth 4053240dd9aSThomas Huth static target_ulong h_page_init(PowerPCCPU *cpu, sPAPRMachineState *spapr, 4063240dd9aSThomas Huth target_ulong opcode, target_ulong *args) 4073240dd9aSThomas Huth { 4083240dd9aSThomas Huth target_ulong flags = args[0]; 4093240dd9aSThomas Huth hwaddr dst = args[1]; 4103240dd9aSThomas Huth hwaddr src = args[2]; 4113240dd9aSThomas Huth hwaddr len = TARGET_PAGE_SIZE; 4123240dd9aSThomas Huth uint8_t *pdst, *psrc; 4133240dd9aSThomas Huth target_long ret = H_SUCCESS; 4143240dd9aSThomas Huth 4153240dd9aSThomas Huth if (flags & ~(H_ICACHE_SYNCHRONIZE | H_ICACHE_INVALIDATE 4163240dd9aSThomas Huth | H_COPY_PAGE | H_ZERO_PAGE)) { 4173240dd9aSThomas Huth qemu_log_mask(LOG_UNIMP, "h_page_init: Bad flags (" TARGET_FMT_lx "\n", 4183240dd9aSThomas Huth flags); 4193240dd9aSThomas Huth return H_PARAMETER; 4203240dd9aSThomas Huth } 4213240dd9aSThomas Huth 4223240dd9aSThomas Huth /* Map-in destination */ 4233240dd9aSThomas Huth if (!is_ram_address(spapr, dst) || (dst & ~TARGET_PAGE_MASK) != 0) { 4243240dd9aSThomas Huth return H_PARAMETER; 4253240dd9aSThomas Huth } 4263240dd9aSThomas Huth pdst = cpu_physical_memory_map(dst, &len, 1); 4273240dd9aSThomas Huth if (!pdst || len != TARGET_PAGE_SIZE) { 4283240dd9aSThomas Huth return H_PARAMETER; 4293240dd9aSThomas Huth } 4303240dd9aSThomas Huth 4313240dd9aSThomas Huth if (flags & H_COPY_PAGE) { 4323240dd9aSThomas Huth /* Map-in source, copy to destination, and unmap source again */ 4333240dd9aSThomas Huth if (!is_ram_address(spapr, src) || (src & ~TARGET_PAGE_MASK) != 0) { 4343240dd9aSThomas Huth ret = H_PARAMETER; 4353240dd9aSThomas Huth goto unmap_out; 4363240dd9aSThomas Huth } 4373240dd9aSThomas Huth psrc = cpu_physical_memory_map(src, &len, 0); 4383240dd9aSThomas Huth if (!psrc || len != TARGET_PAGE_SIZE) { 4393240dd9aSThomas Huth ret = H_PARAMETER; 4403240dd9aSThomas Huth goto unmap_out; 4413240dd9aSThomas Huth } 4423240dd9aSThomas Huth memcpy(pdst, psrc, len); 4433240dd9aSThomas Huth cpu_physical_memory_unmap(psrc, len, 0, len); 4443240dd9aSThomas Huth } else if (flags & H_ZERO_PAGE) { 4453240dd9aSThomas Huth memset(pdst, 0, len); /* Just clear the destination page */ 4463240dd9aSThomas Huth } 4473240dd9aSThomas Huth 4483240dd9aSThomas Huth if (kvm_enabled() && (flags & H_ICACHE_SYNCHRONIZE) != 0) { 4493240dd9aSThomas Huth kvmppc_dcbst_range(cpu, pdst, len); 4503240dd9aSThomas Huth } 4513240dd9aSThomas Huth if (flags & (H_ICACHE_SYNCHRONIZE | H_ICACHE_INVALIDATE)) { 4523240dd9aSThomas Huth if (kvm_enabled()) { 4533240dd9aSThomas Huth kvmppc_icbi_range(cpu, pdst, len); 4543240dd9aSThomas Huth } else { 4553240dd9aSThomas Huth tb_flush(CPU(cpu)); 4563240dd9aSThomas Huth } 4573240dd9aSThomas Huth } 4583240dd9aSThomas Huth 4593240dd9aSThomas Huth unmap_out: 4603240dd9aSThomas Huth cpu_physical_memory_unmap(pdst, TARGET_PAGE_SIZE, 1, len); 4613240dd9aSThomas Huth return ret; 4623240dd9aSThomas Huth } 4633240dd9aSThomas Huth 4649f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_VPA 0x0000200000000000ULL 4659f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_DTL 0x0000400000000000ULL 4669f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_SLBSHADOW 0x0000600000000000ULL 4679f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_VPA 0x0000a00000000000ULL 4689f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_DTL 0x0000c00000000000ULL 4699f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_SLBSHADOW 0x0000e00000000000ULL 4709f64bd8aSPaolo Bonzini 4719f64bd8aSPaolo Bonzini #define VPA_MIN_SIZE 640 4729f64bd8aSPaolo Bonzini #define VPA_SIZE_OFFSET 0x4 4739f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_OFFSET 0x9 4749f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_VAL 0x2 4759f64bd8aSPaolo Bonzini 4769f64bd8aSPaolo Bonzini static target_ulong register_vpa(CPUPPCState *env, target_ulong vpa) 4779f64bd8aSPaolo Bonzini { 47833276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 4799f64bd8aSPaolo Bonzini uint16_t size; 4809f64bd8aSPaolo Bonzini uint8_t tmp; 4819f64bd8aSPaolo Bonzini 4829f64bd8aSPaolo Bonzini if (vpa == 0) { 4839f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with registering a VPA at logical 0\n"); 4849f64bd8aSPaolo Bonzini return H_HARDWARE; 4859f64bd8aSPaolo Bonzini } 4869f64bd8aSPaolo Bonzini 4879f64bd8aSPaolo Bonzini if (vpa % env->dcache_line_size) { 4889f64bd8aSPaolo Bonzini return H_PARAMETER; 4899f64bd8aSPaolo Bonzini } 4909f64bd8aSPaolo Bonzini /* FIXME: bounds check the address */ 4919f64bd8aSPaolo Bonzini 49241701aa4SEdgar E. Iglesias size = lduw_be_phys(cs->as, vpa + 0x4); 4939f64bd8aSPaolo Bonzini 4949f64bd8aSPaolo Bonzini if (size < VPA_MIN_SIZE) { 4959f64bd8aSPaolo Bonzini return H_PARAMETER; 4969f64bd8aSPaolo Bonzini } 4979f64bd8aSPaolo Bonzini 4989f64bd8aSPaolo Bonzini /* VPA is not allowed to cross a page boundary */ 4999f64bd8aSPaolo Bonzini if ((vpa / 4096) != ((vpa + size - 1) / 4096)) { 5009f64bd8aSPaolo Bonzini return H_PARAMETER; 5019f64bd8aSPaolo Bonzini } 5029f64bd8aSPaolo Bonzini 5039f64bd8aSPaolo Bonzini env->vpa_addr = vpa; 5049f64bd8aSPaolo Bonzini 5052c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET); 5069f64bd8aSPaolo Bonzini tmp |= VPA_SHARED_PROC_VAL; 507db3be60dSEdgar E. Iglesias stb_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET, tmp); 5089f64bd8aSPaolo Bonzini 5099f64bd8aSPaolo Bonzini return H_SUCCESS; 5109f64bd8aSPaolo Bonzini } 5119f64bd8aSPaolo Bonzini 5129f64bd8aSPaolo Bonzini static target_ulong deregister_vpa(CPUPPCState *env, target_ulong vpa) 5139f64bd8aSPaolo Bonzini { 5149f64bd8aSPaolo Bonzini if (env->slb_shadow_addr) { 5159f64bd8aSPaolo Bonzini return H_RESOURCE; 5169f64bd8aSPaolo Bonzini } 5179f64bd8aSPaolo Bonzini 5189f64bd8aSPaolo Bonzini if (env->dtl_addr) { 5199f64bd8aSPaolo Bonzini return H_RESOURCE; 5209f64bd8aSPaolo Bonzini } 5219f64bd8aSPaolo Bonzini 5229f64bd8aSPaolo Bonzini env->vpa_addr = 0; 5239f64bd8aSPaolo Bonzini return H_SUCCESS; 5249f64bd8aSPaolo Bonzini } 5259f64bd8aSPaolo Bonzini 5269f64bd8aSPaolo Bonzini static target_ulong register_slb_shadow(CPUPPCState *env, target_ulong addr) 5279f64bd8aSPaolo Bonzini { 52833276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 5299f64bd8aSPaolo Bonzini uint32_t size; 5309f64bd8aSPaolo Bonzini 5319f64bd8aSPaolo Bonzini if (addr == 0) { 5329f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with SLB shadow at logical 0\n"); 5339f64bd8aSPaolo Bonzini return H_HARDWARE; 5349f64bd8aSPaolo Bonzini } 5359f64bd8aSPaolo Bonzini 536fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 5379f64bd8aSPaolo Bonzini if (size < 0x8) { 5389f64bd8aSPaolo Bonzini return H_PARAMETER; 5399f64bd8aSPaolo Bonzini } 5409f64bd8aSPaolo Bonzini 5419f64bd8aSPaolo Bonzini if ((addr / 4096) != ((addr + size - 1) / 4096)) { 5429f64bd8aSPaolo Bonzini return H_PARAMETER; 5439f64bd8aSPaolo Bonzini } 5449f64bd8aSPaolo Bonzini 5459f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 5469f64bd8aSPaolo Bonzini return H_RESOURCE; 5479f64bd8aSPaolo Bonzini } 5489f64bd8aSPaolo Bonzini 5499f64bd8aSPaolo Bonzini env->slb_shadow_addr = addr; 5509f64bd8aSPaolo Bonzini env->slb_shadow_size = size; 5519f64bd8aSPaolo Bonzini 5529f64bd8aSPaolo Bonzini return H_SUCCESS; 5539f64bd8aSPaolo Bonzini } 5549f64bd8aSPaolo Bonzini 5559f64bd8aSPaolo Bonzini static target_ulong deregister_slb_shadow(CPUPPCState *env, target_ulong addr) 5569f64bd8aSPaolo Bonzini { 5579f64bd8aSPaolo Bonzini env->slb_shadow_addr = 0; 5589f64bd8aSPaolo Bonzini env->slb_shadow_size = 0; 5599f64bd8aSPaolo Bonzini return H_SUCCESS; 5609f64bd8aSPaolo Bonzini } 5619f64bd8aSPaolo Bonzini 5629f64bd8aSPaolo Bonzini static target_ulong register_dtl(CPUPPCState *env, target_ulong addr) 5639f64bd8aSPaolo Bonzini { 56433276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 5659f64bd8aSPaolo Bonzini uint32_t size; 5669f64bd8aSPaolo Bonzini 5679f64bd8aSPaolo Bonzini if (addr == 0) { 5689f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with DTL at logical 0\n"); 5699f64bd8aSPaolo Bonzini return H_HARDWARE; 5709f64bd8aSPaolo Bonzini } 5719f64bd8aSPaolo Bonzini 572fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 5739f64bd8aSPaolo Bonzini 5749f64bd8aSPaolo Bonzini if (size < 48) { 5759f64bd8aSPaolo Bonzini return H_PARAMETER; 5769f64bd8aSPaolo Bonzini } 5779f64bd8aSPaolo Bonzini 5789f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 5799f64bd8aSPaolo Bonzini return H_RESOURCE; 5809f64bd8aSPaolo Bonzini } 5819f64bd8aSPaolo Bonzini 5829f64bd8aSPaolo Bonzini env->dtl_addr = addr; 5839f64bd8aSPaolo Bonzini env->dtl_size = size; 5849f64bd8aSPaolo Bonzini 5859f64bd8aSPaolo Bonzini return H_SUCCESS; 5869f64bd8aSPaolo Bonzini } 5879f64bd8aSPaolo Bonzini 5889f64bd8aSPaolo Bonzini static target_ulong deregister_dtl(CPUPPCState *env, target_ulong addr) 5899f64bd8aSPaolo Bonzini { 5909f64bd8aSPaolo Bonzini env->dtl_addr = 0; 5919f64bd8aSPaolo Bonzini env->dtl_size = 0; 5929f64bd8aSPaolo Bonzini 5939f64bd8aSPaolo Bonzini return H_SUCCESS; 5949f64bd8aSPaolo Bonzini } 5959f64bd8aSPaolo Bonzini 59628e02042SDavid Gibson static target_ulong h_register_vpa(PowerPCCPU *cpu, sPAPRMachineState *spapr, 5979f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5989f64bd8aSPaolo Bonzini { 5999f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 6009f64bd8aSPaolo Bonzini target_ulong procno = args[1]; 6019f64bd8aSPaolo Bonzini target_ulong vpa = args[2]; 6029f64bd8aSPaolo Bonzini target_ulong ret = H_PARAMETER; 6039f64bd8aSPaolo Bonzini CPUPPCState *tenv; 6040f20ba62SAlexey Kardashevskiy PowerPCCPU *tcpu; 6059f64bd8aSPaolo Bonzini 6060f20ba62SAlexey Kardashevskiy tcpu = ppc_get_vcpu_by_dt_id(procno); 6079f64bd8aSPaolo Bonzini if (!tcpu) { 6089f64bd8aSPaolo Bonzini return H_PARAMETER; 6099f64bd8aSPaolo Bonzini } 6100f20ba62SAlexey Kardashevskiy tenv = &tcpu->env; 6119f64bd8aSPaolo Bonzini 6129f64bd8aSPaolo Bonzini switch (flags) { 6139f64bd8aSPaolo Bonzini case FLAGS_REGISTER_VPA: 6149f64bd8aSPaolo Bonzini ret = register_vpa(tenv, vpa); 6159f64bd8aSPaolo Bonzini break; 6169f64bd8aSPaolo Bonzini 6179f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_VPA: 6189f64bd8aSPaolo Bonzini ret = deregister_vpa(tenv, vpa); 6199f64bd8aSPaolo Bonzini break; 6209f64bd8aSPaolo Bonzini 6219f64bd8aSPaolo Bonzini case FLAGS_REGISTER_SLBSHADOW: 6229f64bd8aSPaolo Bonzini ret = register_slb_shadow(tenv, vpa); 6239f64bd8aSPaolo Bonzini break; 6249f64bd8aSPaolo Bonzini 6259f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_SLBSHADOW: 6269f64bd8aSPaolo Bonzini ret = deregister_slb_shadow(tenv, vpa); 6279f64bd8aSPaolo Bonzini break; 6289f64bd8aSPaolo Bonzini 6299f64bd8aSPaolo Bonzini case FLAGS_REGISTER_DTL: 6309f64bd8aSPaolo Bonzini ret = register_dtl(tenv, vpa); 6319f64bd8aSPaolo Bonzini break; 6329f64bd8aSPaolo Bonzini 6339f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_DTL: 6349f64bd8aSPaolo Bonzini ret = deregister_dtl(tenv, vpa); 6359f64bd8aSPaolo Bonzini break; 6369f64bd8aSPaolo Bonzini } 6379f64bd8aSPaolo Bonzini 6389f64bd8aSPaolo Bonzini return ret; 6399f64bd8aSPaolo Bonzini } 6409f64bd8aSPaolo Bonzini 64128e02042SDavid Gibson static target_ulong h_cede(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6429f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6439f64bd8aSPaolo Bonzini { 6449f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 6459f64bd8aSPaolo Bonzini CPUState *cs = CPU(cpu); 6469f64bd8aSPaolo Bonzini 6479f64bd8aSPaolo Bonzini env->msr |= (1ULL << MSR_EE); 6489f64bd8aSPaolo Bonzini hreg_compute_hflags(env); 6499f64bd8aSPaolo Bonzini if (!cpu_has_work(cs)) { 650259186a7SAndreas Färber cs->halted = 1; 65127103424SAndreas Färber cs->exception_index = EXCP_HLT; 6529f64bd8aSPaolo Bonzini cs->exit_request = 1; 6539f64bd8aSPaolo Bonzini } 6549f64bd8aSPaolo Bonzini return H_SUCCESS; 6559f64bd8aSPaolo Bonzini } 6569f64bd8aSPaolo Bonzini 65728e02042SDavid Gibson static target_ulong h_rtas(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6589f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6599f64bd8aSPaolo Bonzini { 6609f64bd8aSPaolo Bonzini target_ulong rtas_r3 = args[0]; 6614fe822e0SAlexey Kardashevskiy uint32_t token = rtas_ld(rtas_r3, 0); 6624fe822e0SAlexey Kardashevskiy uint32_t nargs = rtas_ld(rtas_r3, 1); 6634fe822e0SAlexey Kardashevskiy uint32_t nret = rtas_ld(rtas_r3, 2); 6649f64bd8aSPaolo Bonzini 665210b580bSAnthony Liguori return spapr_rtas_call(cpu, spapr, token, nargs, rtas_r3 + 12, 6669f64bd8aSPaolo Bonzini nret, rtas_r3 + 12 + 4*nargs); 6679f64bd8aSPaolo Bonzini } 6689f64bd8aSPaolo Bonzini 66928e02042SDavid Gibson static target_ulong h_logical_load(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6709f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6719f64bd8aSPaolo Bonzini { 672fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 6739f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6749f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 6759f64bd8aSPaolo Bonzini 6769f64bd8aSPaolo Bonzini switch (size) { 6779f64bd8aSPaolo Bonzini case 1: 6782c17449bSEdgar E. Iglesias args[0] = ldub_phys(cs->as, addr); 6799f64bd8aSPaolo Bonzini return H_SUCCESS; 6809f64bd8aSPaolo Bonzini case 2: 68141701aa4SEdgar E. Iglesias args[0] = lduw_phys(cs->as, addr); 6829f64bd8aSPaolo Bonzini return H_SUCCESS; 6839f64bd8aSPaolo Bonzini case 4: 684fdfba1a2SEdgar E. Iglesias args[0] = ldl_phys(cs->as, addr); 6859f64bd8aSPaolo Bonzini return H_SUCCESS; 6869f64bd8aSPaolo Bonzini case 8: 6872c17449bSEdgar E. Iglesias args[0] = ldq_phys(cs->as, addr); 6889f64bd8aSPaolo Bonzini return H_SUCCESS; 6899f64bd8aSPaolo Bonzini } 6909f64bd8aSPaolo Bonzini return H_PARAMETER; 6919f64bd8aSPaolo Bonzini } 6929f64bd8aSPaolo Bonzini 69328e02042SDavid Gibson static target_ulong h_logical_store(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6949f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6959f64bd8aSPaolo Bonzini { 696f606604fSEdgar E. Iglesias CPUState *cs = CPU(cpu); 697f606604fSEdgar E. Iglesias 6989f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6999f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 7009f64bd8aSPaolo Bonzini target_ulong val = args[2]; 7019f64bd8aSPaolo Bonzini 7029f64bd8aSPaolo Bonzini switch (size) { 7039f64bd8aSPaolo Bonzini case 1: 704db3be60dSEdgar E. Iglesias stb_phys(cs->as, addr, val); 7059f64bd8aSPaolo Bonzini return H_SUCCESS; 7069f64bd8aSPaolo Bonzini case 2: 7075ce5944dSEdgar E. Iglesias stw_phys(cs->as, addr, val); 7089f64bd8aSPaolo Bonzini return H_SUCCESS; 7099f64bd8aSPaolo Bonzini case 4: 710ab1da857SEdgar E. Iglesias stl_phys(cs->as, addr, val); 7119f64bd8aSPaolo Bonzini return H_SUCCESS; 7129f64bd8aSPaolo Bonzini case 8: 713f606604fSEdgar E. Iglesias stq_phys(cs->as, addr, val); 7149f64bd8aSPaolo Bonzini return H_SUCCESS; 7159f64bd8aSPaolo Bonzini } 7169f64bd8aSPaolo Bonzini return H_PARAMETER; 7179f64bd8aSPaolo Bonzini } 7189f64bd8aSPaolo Bonzini 71928e02042SDavid Gibson static target_ulong h_logical_memop(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7209f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7219f64bd8aSPaolo Bonzini { 722fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 723fdfba1a2SEdgar E. Iglesias 7249f64bd8aSPaolo Bonzini target_ulong dst = args[0]; /* Destination address */ 7259f64bd8aSPaolo Bonzini target_ulong src = args[1]; /* Source address */ 7269f64bd8aSPaolo Bonzini target_ulong esize = args[2]; /* Element size (0=1,1=2,2=4,3=8) */ 7279f64bd8aSPaolo Bonzini target_ulong count = args[3]; /* Element count */ 7289f64bd8aSPaolo Bonzini target_ulong op = args[4]; /* 0 = copy, 1 = invert */ 7299f64bd8aSPaolo Bonzini uint64_t tmp; 7309f64bd8aSPaolo Bonzini unsigned int mask = (1 << esize) - 1; 7319f64bd8aSPaolo Bonzini int step = 1 << esize; 7329f64bd8aSPaolo Bonzini 7339f64bd8aSPaolo Bonzini if (count > 0x80000000) { 7349f64bd8aSPaolo Bonzini return H_PARAMETER; 7359f64bd8aSPaolo Bonzini } 7369f64bd8aSPaolo Bonzini 7379f64bd8aSPaolo Bonzini if ((dst & mask) || (src & mask) || (op > 1)) { 7389f64bd8aSPaolo Bonzini return H_PARAMETER; 7399f64bd8aSPaolo Bonzini } 7409f64bd8aSPaolo Bonzini 7419f64bd8aSPaolo Bonzini if (dst >= src && dst < (src + (count << esize))) { 7429f64bd8aSPaolo Bonzini dst = dst + ((count - 1) << esize); 7439f64bd8aSPaolo Bonzini src = src + ((count - 1) << esize); 7449f64bd8aSPaolo Bonzini step = -step; 7459f64bd8aSPaolo Bonzini } 7469f64bd8aSPaolo Bonzini 7479f64bd8aSPaolo Bonzini while (count--) { 7489f64bd8aSPaolo Bonzini switch (esize) { 7499f64bd8aSPaolo Bonzini case 0: 7502c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, src); 7519f64bd8aSPaolo Bonzini break; 7529f64bd8aSPaolo Bonzini case 1: 75341701aa4SEdgar E. Iglesias tmp = lduw_phys(cs->as, src); 7549f64bd8aSPaolo Bonzini break; 7559f64bd8aSPaolo Bonzini case 2: 756fdfba1a2SEdgar E. Iglesias tmp = ldl_phys(cs->as, src); 7579f64bd8aSPaolo Bonzini break; 7589f64bd8aSPaolo Bonzini case 3: 7592c17449bSEdgar E. Iglesias tmp = ldq_phys(cs->as, src); 7609f64bd8aSPaolo Bonzini break; 7619f64bd8aSPaolo Bonzini default: 7629f64bd8aSPaolo Bonzini return H_PARAMETER; 7639f64bd8aSPaolo Bonzini } 7649f64bd8aSPaolo Bonzini if (op == 1) { 7659f64bd8aSPaolo Bonzini tmp = ~tmp; 7669f64bd8aSPaolo Bonzini } 7679f64bd8aSPaolo Bonzini switch (esize) { 7689f64bd8aSPaolo Bonzini case 0: 769db3be60dSEdgar E. Iglesias stb_phys(cs->as, dst, tmp); 7709f64bd8aSPaolo Bonzini break; 7719f64bd8aSPaolo Bonzini case 1: 7725ce5944dSEdgar E. Iglesias stw_phys(cs->as, dst, tmp); 7739f64bd8aSPaolo Bonzini break; 7749f64bd8aSPaolo Bonzini case 2: 775ab1da857SEdgar E. Iglesias stl_phys(cs->as, dst, tmp); 7769f64bd8aSPaolo Bonzini break; 7779f64bd8aSPaolo Bonzini case 3: 778f606604fSEdgar E. Iglesias stq_phys(cs->as, dst, tmp); 7799f64bd8aSPaolo Bonzini break; 7809f64bd8aSPaolo Bonzini } 7819f64bd8aSPaolo Bonzini dst = dst + step; 7829f64bd8aSPaolo Bonzini src = src + step; 7839f64bd8aSPaolo Bonzini } 7849f64bd8aSPaolo Bonzini 7859f64bd8aSPaolo Bonzini return H_SUCCESS; 7869f64bd8aSPaolo Bonzini } 7879f64bd8aSPaolo Bonzini 78828e02042SDavid Gibson static target_ulong h_logical_icbi(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7899f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7909f64bd8aSPaolo Bonzini { 7919f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7929f64bd8aSPaolo Bonzini return H_SUCCESS; 7939f64bd8aSPaolo Bonzini } 7949f64bd8aSPaolo Bonzini 79528e02042SDavid Gibson static target_ulong h_logical_dcbf(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7969f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7979f64bd8aSPaolo Bonzini { 7989f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7999f64bd8aSPaolo Bonzini return H_SUCCESS; 8009f64bd8aSPaolo Bonzini } 8019f64bd8aSPaolo Bonzini 8027d0cd464SPeter Maydell static target_ulong h_set_mode_resource_le(PowerPCCPU *cpu, 803c4015bbdSAlexey Kardashevskiy target_ulong mflags, 804c4015bbdSAlexey Kardashevskiy target_ulong value1, 805c4015bbdSAlexey Kardashevskiy target_ulong value2) 80642561bf2SAnton Blanchard { 80742561bf2SAnton Blanchard CPUState *cs; 80842561bf2SAnton Blanchard 80942561bf2SAnton Blanchard if (value1) { 810c4015bbdSAlexey Kardashevskiy return H_P3; 81142561bf2SAnton Blanchard } 81242561bf2SAnton Blanchard if (value2) { 813c4015bbdSAlexey Kardashevskiy return H_P4; 81442561bf2SAnton Blanchard } 815c4015bbdSAlexey Kardashevskiy 81642561bf2SAnton Blanchard switch (mflags) { 81742561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_BIG: 818bdc44640SAndreas Färber CPU_FOREACH(cs) { 819a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, 0, LPCR_ILE); 82042561bf2SAnton Blanchard } 821eefaccc0SDavid Gibson spapr_pci_switch_vga(true); 822c4015bbdSAlexey Kardashevskiy return H_SUCCESS; 82342561bf2SAnton Blanchard 82442561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_LITTLE: 825bdc44640SAndreas Färber CPU_FOREACH(cs) { 826a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, LPCR_ILE, LPCR_ILE); 82742561bf2SAnton Blanchard } 828eefaccc0SDavid Gibson spapr_pci_switch_vga(false); 829c4015bbdSAlexey Kardashevskiy return H_SUCCESS; 830c4015bbdSAlexey Kardashevskiy } 831c4015bbdSAlexey Kardashevskiy 832c4015bbdSAlexey Kardashevskiy return H_UNSUPPORTED_FLAG; 833c4015bbdSAlexey Kardashevskiy } 834c4015bbdSAlexey Kardashevskiy 8357d0cd464SPeter Maydell static target_ulong h_set_mode_resource_addr_trans_mode(PowerPCCPU *cpu, 836d5ac4f54SAlexey Kardashevskiy target_ulong mflags, 837d5ac4f54SAlexey Kardashevskiy target_ulong value1, 838d5ac4f54SAlexey Kardashevskiy target_ulong value2) 839d5ac4f54SAlexey Kardashevskiy { 840d5ac4f54SAlexey Kardashevskiy CPUState *cs; 841d5ac4f54SAlexey Kardashevskiy PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); 842d5ac4f54SAlexey Kardashevskiy 843d5ac4f54SAlexey Kardashevskiy if (!(pcc->insns_flags2 & PPC2_ISA207S)) { 844d5ac4f54SAlexey Kardashevskiy return H_P2; 845d5ac4f54SAlexey Kardashevskiy } 846d5ac4f54SAlexey Kardashevskiy if (value1) { 847d5ac4f54SAlexey Kardashevskiy return H_P3; 848d5ac4f54SAlexey Kardashevskiy } 849d5ac4f54SAlexey Kardashevskiy if (value2) { 850d5ac4f54SAlexey Kardashevskiy return H_P4; 851d5ac4f54SAlexey Kardashevskiy } 852d5ac4f54SAlexey Kardashevskiy 8535c94b2a5SCédric Le Goater if (mflags == AIL_RESERVED) { 854d5ac4f54SAlexey Kardashevskiy return H_UNSUPPORTED_FLAG; 855d5ac4f54SAlexey Kardashevskiy } 856d5ac4f54SAlexey Kardashevskiy 857d5ac4f54SAlexey Kardashevskiy CPU_FOREACH(cs) { 858d5ac4f54SAlexey Kardashevskiy set_spr(cs, SPR_LPCR, mflags << LPCR_AIL_SHIFT, LPCR_AIL); 859d5ac4f54SAlexey Kardashevskiy } 860d5ac4f54SAlexey Kardashevskiy 861d5ac4f54SAlexey Kardashevskiy return H_SUCCESS; 862d5ac4f54SAlexey Kardashevskiy } 863d5ac4f54SAlexey Kardashevskiy 86428e02042SDavid Gibson static target_ulong h_set_mode(PowerPCCPU *cpu, sPAPRMachineState *spapr, 865c4015bbdSAlexey Kardashevskiy target_ulong opcode, target_ulong *args) 866c4015bbdSAlexey Kardashevskiy { 867c4015bbdSAlexey Kardashevskiy target_ulong resource = args[1]; 868c4015bbdSAlexey Kardashevskiy target_ulong ret = H_P2; 869c4015bbdSAlexey Kardashevskiy 870c4015bbdSAlexey Kardashevskiy switch (resource) { 871c4015bbdSAlexey Kardashevskiy case H_SET_MODE_RESOURCE_LE: 8727d0cd464SPeter Maydell ret = h_set_mode_resource_le(cpu, args[0], args[2], args[3]); 87342561bf2SAnton Blanchard break; 874d5ac4f54SAlexey Kardashevskiy case H_SET_MODE_RESOURCE_ADDR_TRANS_MODE: 8757d0cd464SPeter Maydell ret = h_set_mode_resource_addr_trans_mode(cpu, args[0], 876d5ac4f54SAlexey Kardashevskiy args[2], args[3]); 877d5ac4f54SAlexey Kardashevskiy break; 87842561bf2SAnton Blanchard } 87942561bf2SAnton Blanchard 88042561bf2SAnton Blanchard return ret; 88142561bf2SAnton Blanchard } 88242561bf2SAnton Blanchard 88303d196b7SBharata B Rao /* 88403d196b7SBharata B Rao * Return the offset to the requested option vector @vector in the 88503d196b7SBharata B Rao * option vector table @table. 88603d196b7SBharata B Rao */ 88703d196b7SBharata B Rao static target_ulong cas_get_option_vector(int vector, target_ulong table) 88803d196b7SBharata B Rao { 88903d196b7SBharata B Rao int i; 89003d196b7SBharata B Rao char nr_vectors, nr_entries; 89103d196b7SBharata B Rao 89203d196b7SBharata B Rao if (!table) { 89303d196b7SBharata B Rao return 0; 89403d196b7SBharata B Rao } 89503d196b7SBharata B Rao 89603d196b7SBharata B Rao nr_vectors = (ldl_phys(&address_space_memory, table) >> 24) + 1; 89703d196b7SBharata B Rao if (!vector || vector > nr_vectors) { 89803d196b7SBharata B Rao return 0; 89903d196b7SBharata B Rao } 90003d196b7SBharata B Rao table++; /* skip nr option vectors */ 90103d196b7SBharata B Rao 90203d196b7SBharata B Rao for (i = 0; i < vector - 1; i++) { 90303d196b7SBharata B Rao nr_entries = ldl_phys(&address_space_memory, table) >> 24; 90403d196b7SBharata B Rao table += nr_entries + 2; 90503d196b7SBharata B Rao } 90603d196b7SBharata B Rao return table; 90703d196b7SBharata B Rao } 90803d196b7SBharata B Rao 9093794d548SAlexey Kardashevskiy typedef struct { 9103794d548SAlexey Kardashevskiy PowerPCCPU *cpu; 9113794d548SAlexey Kardashevskiy uint32_t cpu_version; 912f9ab1e87SDavid Gibson Error *err; 9133794d548SAlexey Kardashevskiy } SetCompatState; 9143794d548SAlexey Kardashevskiy 9153794d548SAlexey Kardashevskiy static void do_set_compat(void *arg) 9163794d548SAlexey Kardashevskiy { 9173794d548SAlexey Kardashevskiy SetCompatState *s = arg; 9183794d548SAlexey Kardashevskiy 9193794d548SAlexey Kardashevskiy cpu_synchronize_state(CPU(s->cpu)); 920f9ab1e87SDavid Gibson ppc_set_compat(s->cpu, s->cpu_version, &s->err); 9213794d548SAlexey Kardashevskiy } 9223794d548SAlexey Kardashevskiy 9233794d548SAlexey Kardashevskiy #define get_compat_level(cpuver) ( \ 9243794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_05) ? 2050 : \ 9253794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_06) ? 2060 : \ 9263794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_06_PLUS) ? 2061 : \ 9273794d548SAlexey Kardashevskiy ((cpuver) == CPU_POWERPC_LOGICAL_2_07) ? 2070 : 0) 9283794d548SAlexey Kardashevskiy 9297386ae63SThomas Huth static void cas_handle_compat_cpu(PowerPCCPUClass *pcc, uint32_t pvr, 9307386ae63SThomas Huth unsigned max_lvl, unsigned *compat_lvl, 9317386ae63SThomas Huth unsigned *cpu_version) 9327386ae63SThomas Huth { 9337386ae63SThomas Huth unsigned lvl = get_compat_level(pvr); 934b30ff227SThomas Huth bool is205, is206, is207; 9357386ae63SThomas Huth 9367386ae63SThomas Huth if (!lvl) { 9377386ae63SThomas Huth return; 9387386ae63SThomas Huth } 9397386ae63SThomas Huth 9407386ae63SThomas Huth /* If it is a logical PVR, try to determine the highest level */ 9418cd2ce7aSThomas Huth is205 = (pcc->pcr_supported & PCR_COMPAT_2_05) && 9427386ae63SThomas Huth (lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_05)); 9438cd2ce7aSThomas Huth is206 = (pcc->pcr_supported & PCR_COMPAT_2_06) && 9447386ae63SThomas Huth ((lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_06)) || 9457386ae63SThomas Huth (lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_06_PLUS))); 946b30ff227SThomas Huth is207 = (pcc->pcr_supported & PCR_COMPAT_2_07) && 947b30ff227SThomas Huth (lvl == get_compat_level(CPU_POWERPC_LOGICAL_2_07)); 9487386ae63SThomas Huth 949b30ff227SThomas Huth if (is205 || is206 || is207) { 9507386ae63SThomas Huth if (!max_lvl) { 9517386ae63SThomas Huth /* User did not set the level, choose the highest */ 9527386ae63SThomas Huth if (*compat_lvl <= lvl) { 9537386ae63SThomas Huth *compat_lvl = lvl; 9547386ae63SThomas Huth *cpu_version = pvr; 9557386ae63SThomas Huth } 9567386ae63SThomas Huth } else if (max_lvl >= lvl) { 9577386ae63SThomas Huth /* User chose the level, don't set higher than this */ 9587386ae63SThomas Huth *compat_lvl = lvl; 9597386ae63SThomas Huth *cpu_version = pvr; 9607386ae63SThomas Huth } 9617386ae63SThomas Huth } 9627386ae63SThomas Huth } 9637386ae63SThomas Huth 96403d196b7SBharata B Rao #define OV5_DRCONF_MEMORY 0x20 96503d196b7SBharata B Rao 9662a6593cbSAlexey Kardashevskiy static target_ulong h_client_architecture_support(PowerPCCPU *cpu_, 96728e02042SDavid Gibson sPAPRMachineState *spapr, 9682a6593cbSAlexey Kardashevskiy target_ulong opcode, 9692a6593cbSAlexey Kardashevskiy target_ulong *args) 9702a6593cbSAlexey Kardashevskiy { 97127ac3e06SDavid Gibson target_ulong list = ppc64_phys_to_real(args[0]); 97227ac3e06SDavid Gibson target_ulong ov_table, ov5; 9737386ae63SThomas Huth PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu_); 9743794d548SAlexey Kardashevskiy CPUState *cs; 97503d196b7SBharata B Rao bool cpu_match = false, cpu_update = true, memory_update = false; 9763794d548SAlexey Kardashevskiy unsigned old_cpu_version = cpu_->cpu_version; 9773794d548SAlexey Kardashevskiy unsigned compat_lvl = 0, cpu_version = 0; 9783794d548SAlexey Kardashevskiy unsigned max_lvl = get_compat_level(cpu_->max_compat); 9793794d548SAlexey Kardashevskiy int counter; 98003d196b7SBharata B Rao char ov5_byte2; 9813794d548SAlexey Kardashevskiy 9823794d548SAlexey Kardashevskiy /* Parse PVR list */ 9833794d548SAlexey Kardashevskiy for (counter = 0; counter < 512; ++counter) { 9843794d548SAlexey Kardashevskiy uint32_t pvr, pvr_mask; 9853794d548SAlexey Kardashevskiy 98627ac3e06SDavid Gibson pvr_mask = ldl_be_phys(&address_space_memory, list); 9873794d548SAlexey Kardashevskiy list += 4; 98827ac3e06SDavid Gibson pvr = ldl_be_phys(&address_space_memory, list); 9893794d548SAlexey Kardashevskiy list += 4; 9903794d548SAlexey Kardashevskiy 9913794d548SAlexey Kardashevskiy trace_spapr_cas_pvr_try(pvr); 9923794d548SAlexey Kardashevskiy if (!max_lvl && 9933794d548SAlexey Kardashevskiy ((cpu_->env.spr[SPR_PVR] & pvr_mask) == (pvr & pvr_mask))) { 9943794d548SAlexey Kardashevskiy cpu_match = true; 9953794d548SAlexey Kardashevskiy cpu_version = 0; 9963794d548SAlexey Kardashevskiy } else if (pvr == cpu_->cpu_version) { 9973794d548SAlexey Kardashevskiy cpu_match = true; 9983794d548SAlexey Kardashevskiy cpu_version = cpu_->cpu_version; 9993794d548SAlexey Kardashevskiy } else if (!cpu_match) { 10007386ae63SThomas Huth cas_handle_compat_cpu(pcc, pvr, max_lvl, &compat_lvl, &cpu_version); 10013794d548SAlexey Kardashevskiy } 10023794d548SAlexey Kardashevskiy /* Terminator record */ 10033794d548SAlexey Kardashevskiy if (~pvr_mask & pvr) { 10043794d548SAlexey Kardashevskiy break; 10053794d548SAlexey Kardashevskiy } 10063794d548SAlexey Kardashevskiy } 10073794d548SAlexey Kardashevskiy 10083794d548SAlexey Kardashevskiy /* Parsing finished */ 10093794d548SAlexey Kardashevskiy trace_spapr_cas_pvr(cpu_->cpu_version, cpu_match, 10107386ae63SThomas Huth cpu_version, pcc->pcr_mask); 10113794d548SAlexey Kardashevskiy 10123794d548SAlexey Kardashevskiy /* Update CPUs */ 10133794d548SAlexey Kardashevskiy if (old_cpu_version != cpu_version) { 10143794d548SAlexey Kardashevskiy CPU_FOREACH(cs) { 10153794d548SAlexey Kardashevskiy SetCompatState s = { 10163794d548SAlexey Kardashevskiy .cpu = POWERPC_CPU(cs), 10173794d548SAlexey Kardashevskiy .cpu_version = cpu_version, 1018f9ab1e87SDavid Gibson .err = NULL, 10193794d548SAlexey Kardashevskiy }; 10203794d548SAlexey Kardashevskiy 10213794d548SAlexey Kardashevskiy run_on_cpu(cs, do_set_compat, &s); 10223794d548SAlexey Kardashevskiy 1023f9ab1e87SDavid Gibson if (s.err) { 1024f9ab1e87SDavid Gibson error_report_err(s.err); 10253794d548SAlexey Kardashevskiy return H_HARDWARE; 10263794d548SAlexey Kardashevskiy } 10273794d548SAlexey Kardashevskiy } 10283794d548SAlexey Kardashevskiy } 10293794d548SAlexey Kardashevskiy 10303794d548SAlexey Kardashevskiy if (!cpu_version) { 103103d196b7SBharata B Rao cpu_update = false; 10323794d548SAlexey Kardashevskiy } 10332a6593cbSAlexey Kardashevskiy 103403d196b7SBharata B Rao /* For the future use: here @ov_table points to the first option vector */ 103503d196b7SBharata B Rao ov_table = list; 103603d196b7SBharata B Rao 103727ac3e06SDavid Gibson ov5 = cas_get_option_vector(5, ov_table); 103827ac3e06SDavid Gibson if (!ov5) { 10392a6593cbSAlexey Kardashevskiy return H_SUCCESS; 10402a6593cbSAlexey Kardashevskiy } 10412a6593cbSAlexey Kardashevskiy 104203d196b7SBharata B Rao /* @list now points to OV 5 */ 104327ac3e06SDavid Gibson ov5_byte2 = ldub_phys(&address_space_memory, ov5 + 2); 104403d196b7SBharata B Rao if (ov5_byte2 & OV5_DRCONF_MEMORY) { 104503d196b7SBharata B Rao memory_update = true; 104603d196b7SBharata B Rao } 104703d196b7SBharata B Rao 104803d196b7SBharata B Rao if (spapr_h_cas_compose_response(spapr, args[1], args[2], 104903d196b7SBharata B Rao cpu_update, memory_update)) { 10502a6593cbSAlexey Kardashevskiy qemu_system_reset_request(); 10512a6593cbSAlexey Kardashevskiy } 10522a6593cbSAlexey Kardashevskiy 10532a6593cbSAlexey Kardashevskiy return H_SUCCESS; 10542a6593cbSAlexey Kardashevskiy } 10552a6593cbSAlexey Kardashevskiy 10569f64bd8aSPaolo Bonzini static spapr_hcall_fn papr_hypercall_table[(MAX_HCALL_OPCODE / 4) + 1]; 10579f64bd8aSPaolo Bonzini static spapr_hcall_fn kvmppc_hypercall_table[KVMPPC_HCALL_MAX - KVMPPC_HCALL_BASE + 1]; 10589f64bd8aSPaolo Bonzini 10599f64bd8aSPaolo Bonzini void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn) 10609f64bd8aSPaolo Bonzini { 10619f64bd8aSPaolo Bonzini spapr_hcall_fn *slot; 10629f64bd8aSPaolo Bonzini 10639f64bd8aSPaolo Bonzini if (opcode <= MAX_HCALL_OPCODE) { 10649f64bd8aSPaolo Bonzini assert((opcode & 0x3) == 0); 10659f64bd8aSPaolo Bonzini 10669f64bd8aSPaolo Bonzini slot = &papr_hypercall_table[opcode / 4]; 10679f64bd8aSPaolo Bonzini } else { 10689f64bd8aSPaolo Bonzini assert((opcode >= KVMPPC_HCALL_BASE) && (opcode <= KVMPPC_HCALL_MAX)); 10699f64bd8aSPaolo Bonzini 10709f64bd8aSPaolo Bonzini slot = &kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 10719f64bd8aSPaolo Bonzini } 10729f64bd8aSPaolo Bonzini 10739f64bd8aSPaolo Bonzini assert(!(*slot)); 10749f64bd8aSPaolo Bonzini *slot = fn; 10759f64bd8aSPaolo Bonzini } 10769f64bd8aSPaolo Bonzini 10779f64bd8aSPaolo Bonzini target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 10789f64bd8aSPaolo Bonzini target_ulong *args) 10799f64bd8aSPaolo Bonzini { 108028e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 108128e02042SDavid Gibson 10829f64bd8aSPaolo Bonzini if ((opcode <= MAX_HCALL_OPCODE) 10839f64bd8aSPaolo Bonzini && ((opcode & 0x3) == 0)) { 10849f64bd8aSPaolo Bonzini spapr_hcall_fn fn = papr_hypercall_table[opcode / 4]; 10859f64bd8aSPaolo Bonzini 10869f64bd8aSPaolo Bonzini if (fn) { 10879f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 10889f64bd8aSPaolo Bonzini } 10899f64bd8aSPaolo Bonzini } else if ((opcode >= KVMPPC_HCALL_BASE) && 10909f64bd8aSPaolo Bonzini (opcode <= KVMPPC_HCALL_MAX)) { 10919f64bd8aSPaolo Bonzini spapr_hcall_fn fn = kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 10929f64bd8aSPaolo Bonzini 10939f64bd8aSPaolo Bonzini if (fn) { 10949f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 10959f64bd8aSPaolo Bonzini } 10969f64bd8aSPaolo Bonzini } 10979f64bd8aSPaolo Bonzini 1098aaf87c66SThomas Huth qemu_log_mask(LOG_UNIMP, "Unimplemented SPAPR hcall 0x" TARGET_FMT_lx "\n", 1099aaf87c66SThomas Huth opcode); 11009f64bd8aSPaolo Bonzini return H_FUNCTION; 11019f64bd8aSPaolo Bonzini } 11029f64bd8aSPaolo Bonzini 11039f64bd8aSPaolo Bonzini static void hypercall_register_types(void) 11049f64bd8aSPaolo Bonzini { 11059f64bd8aSPaolo Bonzini /* hcall-pft */ 11069f64bd8aSPaolo Bonzini spapr_register_hypercall(H_ENTER, h_enter); 11079f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REMOVE, h_remove); 11089f64bd8aSPaolo Bonzini spapr_register_hypercall(H_PROTECT, h_protect); 1109fa388916SAnthony Liguori spapr_register_hypercall(H_READ, h_read); 11109f64bd8aSPaolo Bonzini 11119f64bd8aSPaolo Bonzini /* hcall-bulk */ 11129f64bd8aSPaolo Bonzini spapr_register_hypercall(H_BULK_REMOVE, h_bulk_remove); 11139f64bd8aSPaolo Bonzini 11149f64bd8aSPaolo Bonzini /* hcall-splpar */ 11159f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REGISTER_VPA, h_register_vpa); 11169f64bd8aSPaolo Bonzini spapr_register_hypercall(H_CEDE, h_cede); 11179f64bd8aSPaolo Bonzini 1118423576f7SThomas Huth /* processor register resource access h-calls */ 1119423576f7SThomas Huth spapr_register_hypercall(H_SET_SPRG0, h_set_sprg0); 1120af08a58fSThomas Huth spapr_register_hypercall(H_SET_DABR, h_set_dabr); 1121e49ff266SThomas Huth spapr_register_hypercall(H_SET_XDABR, h_set_xdabr); 11223240dd9aSThomas Huth spapr_register_hypercall(H_PAGE_INIT, h_page_init); 1123423576f7SThomas Huth spapr_register_hypercall(H_SET_MODE, h_set_mode); 1124423576f7SThomas Huth 11259f64bd8aSPaolo Bonzini /* "debugger" hcalls (also used by SLOF). Note: We do -not- differenciate 11269f64bd8aSPaolo Bonzini * here between the "CI" and the "CACHE" variants, they will use whatever 11279f64bd8aSPaolo Bonzini * mapping attributes qemu is using. When using KVM, the kernel will 11289f64bd8aSPaolo Bonzini * enforce the attributes more strongly 11299f64bd8aSPaolo Bonzini */ 11309f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_LOAD, h_logical_load); 11319f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_STORE, h_logical_store); 11329f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_LOAD, h_logical_load); 11339f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_STORE, h_logical_store); 11349f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_ICBI, h_logical_icbi); 11359f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_DCBF, h_logical_dcbf); 11369f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_LOGICAL_MEMOP, h_logical_memop); 11379f64bd8aSPaolo Bonzini 11389f64bd8aSPaolo Bonzini /* qemu/KVM-PPC specific hcalls */ 11399f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_RTAS, h_rtas); 114042561bf2SAnton Blanchard 11412a6593cbSAlexey Kardashevskiy /* ibm,client-architecture-support support */ 11422a6593cbSAlexey Kardashevskiy spapr_register_hypercall(KVMPPC_H_CAS, h_client_architecture_support); 11439f64bd8aSPaolo Bonzini } 11449f64bd8aSPaolo Bonzini 11459f64bd8aSPaolo Bonzini type_init(hypercall_register_types) 1146