19f64bd8aSPaolo Bonzini #include "sysemu/sysemu.h" 29f64bd8aSPaolo Bonzini #include "cpu.h" 39f64bd8aSPaolo Bonzini #include "helper_regs.h" 40d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 5d5aea6f3SDavid Gibson #include "mmu-hash64.h" 69f64bd8aSPaolo Bonzini 7*a46622fdSAlexey Kardashevskiy struct SPRSyncState { 8*a46622fdSAlexey Kardashevskiy CPUState *cs; 9*a46622fdSAlexey Kardashevskiy int spr; 10*a46622fdSAlexey Kardashevskiy target_ulong value; 11*a46622fdSAlexey Kardashevskiy target_ulong mask; 12*a46622fdSAlexey Kardashevskiy }; 13*a46622fdSAlexey Kardashevskiy 14*a46622fdSAlexey Kardashevskiy static void do_spr_sync(void *arg) 15*a46622fdSAlexey Kardashevskiy { 16*a46622fdSAlexey Kardashevskiy struct SPRSyncState *s = arg; 17*a46622fdSAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(s->cs); 18*a46622fdSAlexey Kardashevskiy CPUPPCState *env = &cpu->env; 19*a46622fdSAlexey Kardashevskiy 20*a46622fdSAlexey Kardashevskiy cpu_synchronize_state(s->cs); 21*a46622fdSAlexey Kardashevskiy env->spr[s->spr] &= ~s->mask; 22*a46622fdSAlexey Kardashevskiy env->spr[s->spr] |= s->value; 23*a46622fdSAlexey Kardashevskiy } 24*a46622fdSAlexey Kardashevskiy 25*a46622fdSAlexey Kardashevskiy static void set_spr(CPUState *cs, int spr, target_ulong value, 26*a46622fdSAlexey Kardashevskiy target_ulong mask) 27*a46622fdSAlexey Kardashevskiy { 28*a46622fdSAlexey Kardashevskiy struct SPRSyncState s = { 29*a46622fdSAlexey Kardashevskiy .cs = cs, 30*a46622fdSAlexey Kardashevskiy .spr = spr, 31*a46622fdSAlexey Kardashevskiy .value = value, 32*a46622fdSAlexey Kardashevskiy .mask = mask 33*a46622fdSAlexey Kardashevskiy }; 34*a46622fdSAlexey Kardashevskiy run_on_cpu(cs, do_spr_sync, &s); 35*a46622fdSAlexey Kardashevskiy } 36*a46622fdSAlexey Kardashevskiy 379f64bd8aSPaolo Bonzini static target_ulong compute_tlbie_rb(target_ulong v, target_ulong r, 389f64bd8aSPaolo Bonzini target_ulong pte_index) 399f64bd8aSPaolo Bonzini { 409f64bd8aSPaolo Bonzini target_ulong rb, va_low; 419f64bd8aSPaolo Bonzini 429f64bd8aSPaolo Bonzini rb = (v & ~0x7fULL) << 16; /* AVA field */ 439f64bd8aSPaolo Bonzini va_low = pte_index >> 3; 44d5aea6f3SDavid Gibson if (v & HPTE64_V_SECONDARY) { 459f64bd8aSPaolo Bonzini va_low = ~va_low; 469f64bd8aSPaolo Bonzini } 479f64bd8aSPaolo Bonzini /* xor vsid from AVA */ 48d5aea6f3SDavid Gibson if (!(v & HPTE64_V_1TB_SEG)) { 499f64bd8aSPaolo Bonzini va_low ^= v >> 12; 509f64bd8aSPaolo Bonzini } else { 519f64bd8aSPaolo Bonzini va_low ^= v >> 24; 529f64bd8aSPaolo Bonzini } 539f64bd8aSPaolo Bonzini va_low &= 0x7ff; 54d5aea6f3SDavid Gibson if (v & HPTE64_V_LARGE) { 559f64bd8aSPaolo Bonzini rb |= 1; /* L field */ 569f64bd8aSPaolo Bonzini #if 0 /* Disable that P7 specific bit for now */ 579f64bd8aSPaolo Bonzini if (r & 0xff000) { 589f64bd8aSPaolo Bonzini /* non-16MB large page, must be 64k */ 599f64bd8aSPaolo Bonzini /* (masks depend on page size) */ 609f64bd8aSPaolo Bonzini rb |= 0x1000; /* page encoding in LP field */ 619f64bd8aSPaolo Bonzini rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */ 629f64bd8aSPaolo Bonzini rb |= (va_low & 0xfe); /* AVAL field */ 639f64bd8aSPaolo Bonzini } 649f64bd8aSPaolo Bonzini #endif 659f64bd8aSPaolo Bonzini } else { 669f64bd8aSPaolo Bonzini /* 4kB page */ 679f64bd8aSPaolo Bonzini rb |= (va_low & 0x7ff) << 12; /* remaining 11b of AVA */ 689f64bd8aSPaolo Bonzini } 699f64bd8aSPaolo Bonzini rb |= (v >> 54) & 0x300; /* B field */ 709f64bd8aSPaolo Bonzini return rb; 719f64bd8aSPaolo Bonzini } 729f64bd8aSPaolo Bonzini 73f3c75d42SAneesh Kumar K.V static inline bool valid_pte_index(CPUPPCState *env, target_ulong pte_index) 74f3c75d42SAneesh Kumar K.V { 75f3c75d42SAneesh Kumar K.V /* 76f3c75d42SAneesh Kumar K.V * hash value/pteg group index is normalized by htab_mask 77f3c75d42SAneesh Kumar K.V */ 78f3c75d42SAneesh Kumar K.V if (((pte_index & ~7ULL) / HPTES_PER_GROUP) & ~env->htab_mask) { 79f3c75d42SAneesh Kumar K.V return false; 80f3c75d42SAneesh Kumar K.V } 81f3c75d42SAneesh Kumar K.V return true; 82f3c75d42SAneesh Kumar K.V } 83f3c75d42SAneesh Kumar K.V 849f64bd8aSPaolo Bonzini static target_ulong h_enter(PowerPCCPU *cpu, sPAPREnvironment *spapr, 859f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 869f64bd8aSPaolo Bonzini { 879f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 889f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 899f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 909f64bd8aSPaolo Bonzini target_ulong pteh = args[2]; 919f64bd8aSPaolo Bonzini target_ulong ptel = args[3]; 929f64bd8aSPaolo Bonzini target_ulong page_shift = 12; 939f64bd8aSPaolo Bonzini target_ulong raddr; 947c43bca0SAneesh Kumar K.V target_ulong index; 957c43bca0SAneesh Kumar K.V uint64_t token; 969f64bd8aSPaolo Bonzini 979f64bd8aSPaolo Bonzini /* only handle 4k and 16M pages for now */ 98d5aea6f3SDavid Gibson if (pteh & HPTE64_V_LARGE) { 999f64bd8aSPaolo Bonzini #if 0 /* We don't support 64k pages yet */ 1009f64bd8aSPaolo Bonzini if ((ptel & 0xf000) == 0x1000) { 1019f64bd8aSPaolo Bonzini /* 64k page */ 1029f64bd8aSPaolo Bonzini } else 1039f64bd8aSPaolo Bonzini #endif 1049f64bd8aSPaolo Bonzini if ((ptel & 0xff000) == 0) { 1059f64bd8aSPaolo Bonzini /* 16M page */ 1069f64bd8aSPaolo Bonzini page_shift = 24; 1079f64bd8aSPaolo Bonzini /* lowest AVA bit must be 0 for 16M pages */ 1089f64bd8aSPaolo Bonzini if (pteh & 0x80) { 1099f64bd8aSPaolo Bonzini return H_PARAMETER; 1109f64bd8aSPaolo Bonzini } 1119f64bd8aSPaolo Bonzini } else { 1129f64bd8aSPaolo Bonzini return H_PARAMETER; 1139f64bd8aSPaolo Bonzini } 1149f64bd8aSPaolo Bonzini } 1159f64bd8aSPaolo Bonzini 116d5aea6f3SDavid Gibson raddr = (ptel & HPTE64_R_RPN) & ~((1ULL << page_shift) - 1); 1179f64bd8aSPaolo Bonzini 1189f64bd8aSPaolo Bonzini if (raddr < spapr->ram_limit) { 1199f64bd8aSPaolo Bonzini /* Regular RAM - should have WIMG=0010 */ 120d5aea6f3SDavid Gibson if ((ptel & HPTE64_R_WIMG) != HPTE64_R_M) { 1219f64bd8aSPaolo Bonzini return H_PARAMETER; 1229f64bd8aSPaolo Bonzini } 1239f64bd8aSPaolo Bonzini } else { 1249f64bd8aSPaolo Bonzini /* Looks like an IO address */ 1259f64bd8aSPaolo Bonzini /* FIXME: What WIMG combinations could be sensible for IO? 1269f64bd8aSPaolo Bonzini * For now we allow WIMG=010x, but are there others? */ 1279f64bd8aSPaolo Bonzini /* FIXME: Should we check against registered IO addresses? */ 128d5aea6f3SDavid Gibson if ((ptel & (HPTE64_R_W | HPTE64_R_I | HPTE64_R_M)) != HPTE64_R_I) { 1299f64bd8aSPaolo Bonzini return H_PARAMETER; 1309f64bd8aSPaolo Bonzini } 1319f64bd8aSPaolo Bonzini } 1329f64bd8aSPaolo Bonzini 1339f64bd8aSPaolo Bonzini pteh &= ~0x60ULL; 1349f64bd8aSPaolo Bonzini 135f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 1369f64bd8aSPaolo Bonzini return H_PARAMETER; 1379f64bd8aSPaolo Bonzini } 1387c43bca0SAneesh Kumar K.V 1397c43bca0SAneesh Kumar K.V index = 0; 1409f64bd8aSPaolo Bonzini if (likely((flags & H_EXACT) == 0)) { 1419f64bd8aSPaolo Bonzini pte_index &= ~7ULL; 1427c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 1437aaf4957SAneesh Kumar K.V for (; index < 8; index++) { 1447c43bca0SAneesh Kumar K.V if ((ppc_hash64_load_hpte0(env, token, index) & HPTE64_V_VALID) == 0) { 1459f64bd8aSPaolo Bonzini break; 1469f64bd8aSPaolo Bonzini } 1477aaf4957SAneesh Kumar K.V } 1487c43bca0SAneesh Kumar K.V ppc_hash64_stop_access(token); 1497aaf4957SAneesh Kumar K.V if (index == 8) { 1507aaf4957SAneesh Kumar K.V return H_PTEG_FULL; 1517aaf4957SAneesh Kumar K.V } 1529f64bd8aSPaolo Bonzini } else { 1537c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 1547c43bca0SAneesh Kumar K.V if (ppc_hash64_load_hpte0(env, token, 0) & HPTE64_V_VALID) { 1557c43bca0SAneesh Kumar K.V ppc_hash64_stop_access(token); 1569f64bd8aSPaolo Bonzini return H_PTEG_FULL; 1579f64bd8aSPaolo Bonzini } 1587c43bca0SAneesh Kumar K.V ppc_hash64_stop_access(token); 1599f64bd8aSPaolo Bonzini } 1607c43bca0SAneesh Kumar K.V 1613f94170bSAneesh Kumar K.V ppc_hash64_store_hpte(env, pte_index + index, 1623f94170bSAneesh Kumar K.V pteh | HPTE64_V_HPTE_DIRTY, ptel); 1639f64bd8aSPaolo Bonzini 1647c43bca0SAneesh Kumar K.V args[0] = pte_index + index; 1659f64bd8aSPaolo Bonzini return H_SUCCESS; 1669f64bd8aSPaolo Bonzini } 1679f64bd8aSPaolo Bonzini 168a3801402SStefan Weil typedef enum { 1699f64bd8aSPaolo Bonzini REMOVE_SUCCESS = 0, 1709f64bd8aSPaolo Bonzini REMOVE_NOT_FOUND = 1, 1719f64bd8aSPaolo Bonzini REMOVE_PARM = 2, 1729f64bd8aSPaolo Bonzini REMOVE_HW = 3, 173a3801402SStefan Weil } RemoveResult; 1749f64bd8aSPaolo Bonzini 175a3801402SStefan Weil static RemoveResult remove_hpte(CPUPPCState *env, target_ulong ptex, 1769f64bd8aSPaolo Bonzini target_ulong avpn, 1779f64bd8aSPaolo Bonzini target_ulong flags, 1789f64bd8aSPaolo Bonzini target_ulong *vp, target_ulong *rp) 1799f64bd8aSPaolo Bonzini { 1807c43bca0SAneesh Kumar K.V uint64_t token; 1819f64bd8aSPaolo Bonzini target_ulong v, r, rb; 1829f64bd8aSPaolo Bonzini 183f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, ptex)) { 1849f64bd8aSPaolo Bonzini return REMOVE_PARM; 1859f64bd8aSPaolo Bonzini } 1869f64bd8aSPaolo Bonzini 1877c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(ppc_env_get_cpu(env), ptex); 1887c43bca0SAneesh Kumar K.V v = ppc_hash64_load_hpte0(env, token, 0); 1897c43bca0SAneesh Kumar K.V r = ppc_hash64_load_hpte1(env, token, 0); 1907c43bca0SAneesh Kumar K.V ppc_hash64_stop_access(token); 1919f64bd8aSPaolo Bonzini 192d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 1939f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn) || 1949f64bd8aSPaolo Bonzini ((flags & H_ANDCOND) && (v & avpn) != 0)) { 1959f64bd8aSPaolo Bonzini return REMOVE_NOT_FOUND; 1969f64bd8aSPaolo Bonzini } 1979f64bd8aSPaolo Bonzini *vp = v; 1989f64bd8aSPaolo Bonzini *rp = r; 1993f94170bSAneesh Kumar K.V ppc_hash64_store_hpte(env, ptex, HPTE64_V_HPTE_DIRTY, 0); 2009f64bd8aSPaolo Bonzini rb = compute_tlbie_rb(v, r, ptex); 2019f64bd8aSPaolo Bonzini ppc_tlb_invalidate_one(env, rb); 2029f64bd8aSPaolo Bonzini return REMOVE_SUCCESS; 2039f64bd8aSPaolo Bonzini } 2049f64bd8aSPaolo Bonzini 2059f64bd8aSPaolo Bonzini static target_ulong h_remove(PowerPCCPU *cpu, sPAPREnvironment *spapr, 2069f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2079f64bd8aSPaolo Bonzini { 2089f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 2099f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 2109f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 2119f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 212a3801402SStefan Weil RemoveResult ret; 2139f64bd8aSPaolo Bonzini 2149f64bd8aSPaolo Bonzini ret = remove_hpte(env, pte_index, avpn, flags, 2159f64bd8aSPaolo Bonzini &args[0], &args[1]); 2169f64bd8aSPaolo Bonzini 2179f64bd8aSPaolo Bonzini switch (ret) { 2189f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 2199f64bd8aSPaolo Bonzini return H_SUCCESS; 2209f64bd8aSPaolo Bonzini 2219f64bd8aSPaolo Bonzini case REMOVE_NOT_FOUND: 2229f64bd8aSPaolo Bonzini return H_NOT_FOUND; 2239f64bd8aSPaolo Bonzini 2249f64bd8aSPaolo Bonzini case REMOVE_PARM: 2259f64bd8aSPaolo Bonzini return H_PARAMETER; 2269f64bd8aSPaolo Bonzini 2279f64bd8aSPaolo Bonzini case REMOVE_HW: 2289f64bd8aSPaolo Bonzini return H_HARDWARE; 2299f64bd8aSPaolo Bonzini } 2309f64bd8aSPaolo Bonzini 2319a39970dSStefan Weil g_assert_not_reached(); 2329f64bd8aSPaolo Bonzini } 2339f64bd8aSPaolo Bonzini 2349f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_TYPE 0xc000000000000000ULL 2359f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_REQUEST 0x4000000000000000ULL 2369f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RESPONSE 0x8000000000000000ULL 2379f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_END 0xc000000000000000ULL 2389f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_CODE 0x3000000000000000ULL 2399f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_SUCCESS 0x0000000000000000ULL 2409f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_NOT_FOUND 0x1000000000000000ULL 2419f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PARM 0x2000000000000000ULL 2429f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_HW 0x3000000000000000ULL 2439f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RC 0x0c00000000000000ULL 2449f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_FLAGS 0x0300000000000000ULL 2459f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ABSOLUTE 0x0000000000000000ULL 2469f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ANDCOND 0x0100000000000000ULL 2479f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_AVPN 0x0200000000000000ULL 2489f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PTEX 0x00ffffffffffffffULL 2499f64bd8aSPaolo Bonzini 2509f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_MAX_BATCH 4 2519f64bd8aSPaolo Bonzini 2529f64bd8aSPaolo Bonzini static target_ulong h_bulk_remove(PowerPCCPU *cpu, sPAPREnvironment *spapr, 2539f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2549f64bd8aSPaolo Bonzini { 2559f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 2569f64bd8aSPaolo Bonzini int i; 2579f64bd8aSPaolo Bonzini 2589f64bd8aSPaolo Bonzini for (i = 0; i < H_BULK_REMOVE_MAX_BATCH; i++) { 2599f64bd8aSPaolo Bonzini target_ulong *tsh = &args[i*2]; 2609f64bd8aSPaolo Bonzini target_ulong tsl = args[i*2 + 1]; 2619f64bd8aSPaolo Bonzini target_ulong v, r, ret; 2629f64bd8aSPaolo Bonzini 2639f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_TYPE) == H_BULK_REMOVE_END) { 2649f64bd8aSPaolo Bonzini break; 2659f64bd8aSPaolo Bonzini } else if ((*tsh & H_BULK_REMOVE_TYPE) != H_BULK_REMOVE_REQUEST) { 2669f64bd8aSPaolo Bonzini return H_PARAMETER; 2679f64bd8aSPaolo Bonzini } 2689f64bd8aSPaolo Bonzini 2699f64bd8aSPaolo Bonzini *tsh &= H_BULK_REMOVE_PTEX | H_BULK_REMOVE_FLAGS; 2709f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_RESPONSE; 2719f64bd8aSPaolo Bonzini 2729f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_ANDCOND) && (*tsh & H_BULK_REMOVE_AVPN)) { 2739f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_PARM; 2749f64bd8aSPaolo Bonzini return H_PARAMETER; 2759f64bd8aSPaolo Bonzini } 2769f64bd8aSPaolo Bonzini 2779f64bd8aSPaolo Bonzini ret = remove_hpte(env, *tsh & H_BULK_REMOVE_PTEX, tsl, 2789f64bd8aSPaolo Bonzini (*tsh & H_BULK_REMOVE_FLAGS) >> 26, 2799f64bd8aSPaolo Bonzini &v, &r); 2809f64bd8aSPaolo Bonzini 2819f64bd8aSPaolo Bonzini *tsh |= ret << 60; 2829f64bd8aSPaolo Bonzini 2839f64bd8aSPaolo Bonzini switch (ret) { 2849f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 285d5aea6f3SDavid Gibson *tsh |= (r & (HPTE64_R_C | HPTE64_R_R)) << 43; 2869f64bd8aSPaolo Bonzini break; 2879f64bd8aSPaolo Bonzini 2889f64bd8aSPaolo Bonzini case REMOVE_PARM: 2899f64bd8aSPaolo Bonzini return H_PARAMETER; 2909f64bd8aSPaolo Bonzini 2919f64bd8aSPaolo Bonzini case REMOVE_HW: 2929f64bd8aSPaolo Bonzini return H_HARDWARE; 2939f64bd8aSPaolo Bonzini } 2949f64bd8aSPaolo Bonzini } 2959f64bd8aSPaolo Bonzini 2969f64bd8aSPaolo Bonzini return H_SUCCESS; 2979f64bd8aSPaolo Bonzini } 2989f64bd8aSPaolo Bonzini 2999f64bd8aSPaolo Bonzini static target_ulong h_protect(PowerPCCPU *cpu, sPAPREnvironment *spapr, 3009f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 3019f64bd8aSPaolo Bonzini { 3029f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 3039f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 3049f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 3059f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 3067c43bca0SAneesh Kumar K.V uint64_t token; 3079f64bd8aSPaolo Bonzini target_ulong v, r, rb; 3089f64bd8aSPaolo Bonzini 309f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 3109f64bd8aSPaolo Bonzini return H_PARAMETER; 3119f64bd8aSPaolo Bonzini } 3129f64bd8aSPaolo Bonzini 3137c43bca0SAneesh Kumar K.V token = ppc_hash64_start_access(cpu, pte_index); 3147c43bca0SAneesh Kumar K.V v = ppc_hash64_load_hpte0(env, token, 0); 3157c43bca0SAneesh Kumar K.V r = ppc_hash64_load_hpte1(env, token, 0); 3167c43bca0SAneesh Kumar K.V ppc_hash64_stop_access(token); 3179f64bd8aSPaolo Bonzini 318d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 3199f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn)) { 3209f64bd8aSPaolo Bonzini return H_NOT_FOUND; 3219f64bd8aSPaolo Bonzini } 3229f64bd8aSPaolo Bonzini 323d5aea6f3SDavid Gibson r &= ~(HPTE64_R_PP0 | HPTE64_R_PP | HPTE64_R_N | 324d5aea6f3SDavid Gibson HPTE64_R_KEY_HI | HPTE64_R_KEY_LO); 325d5aea6f3SDavid Gibson r |= (flags << 55) & HPTE64_R_PP0; 326d5aea6f3SDavid Gibson r |= (flags << 48) & HPTE64_R_KEY_HI; 327d5aea6f3SDavid Gibson r |= flags & (HPTE64_R_PP | HPTE64_R_N | HPTE64_R_KEY_LO); 3289f64bd8aSPaolo Bonzini rb = compute_tlbie_rb(v, r, pte_index); 3293f94170bSAneesh Kumar K.V ppc_hash64_store_hpte(env, pte_index, 3303f94170bSAneesh Kumar K.V (v & ~HPTE64_V_VALID) | HPTE64_V_HPTE_DIRTY, 0); 3319f64bd8aSPaolo Bonzini ppc_tlb_invalidate_one(env, rb); 3329f64bd8aSPaolo Bonzini /* Don't need a memory barrier, due to qemu's global lock */ 3333f94170bSAneesh Kumar K.V ppc_hash64_store_hpte(env, pte_index, v | HPTE64_V_HPTE_DIRTY, r); 3349f64bd8aSPaolo Bonzini return H_SUCCESS; 3359f64bd8aSPaolo Bonzini } 3369f64bd8aSPaolo Bonzini 337fa388916SAnthony Liguori static target_ulong h_read(PowerPCCPU *cpu, sPAPREnvironment *spapr, 338fa388916SAnthony Liguori target_ulong opcode, target_ulong *args) 339fa388916SAnthony Liguori { 340fa388916SAnthony Liguori CPUPPCState *env = &cpu->env; 341fa388916SAnthony Liguori target_ulong flags = args[0]; 342fa388916SAnthony Liguori target_ulong pte_index = args[1]; 343fa388916SAnthony Liguori uint8_t *hpte; 344fa388916SAnthony Liguori int i, ridx, n_entries = 1; 345fa388916SAnthony Liguori 346f3c75d42SAneesh Kumar K.V if (!valid_pte_index(env, pte_index)) { 347fa388916SAnthony Liguori return H_PARAMETER; 348fa388916SAnthony Liguori } 349fa388916SAnthony Liguori 350fa388916SAnthony Liguori if (flags & H_READ_4) { 351fa388916SAnthony Liguori /* Clear the two low order bits */ 352fa388916SAnthony Liguori pte_index &= ~(3ULL); 353fa388916SAnthony Liguori n_entries = 4; 354fa388916SAnthony Liguori } 355fa388916SAnthony Liguori 356fa388916SAnthony Liguori hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64); 357fa388916SAnthony Liguori 358fa388916SAnthony Liguori for (i = 0, ridx = 0; i < n_entries; i++) { 359fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte); 360fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte + (HASH_PTE_SIZE_64/2)); 361fa388916SAnthony Liguori hpte += HASH_PTE_SIZE_64; 362fa388916SAnthony Liguori } 363fa388916SAnthony Liguori 364fa388916SAnthony Liguori return H_SUCCESS; 365fa388916SAnthony Liguori } 366fa388916SAnthony Liguori 3679f64bd8aSPaolo Bonzini static target_ulong h_set_dabr(PowerPCCPU *cpu, sPAPREnvironment *spapr, 3689f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 3699f64bd8aSPaolo Bonzini { 3709f64bd8aSPaolo Bonzini /* FIXME: actually implement this */ 3719f64bd8aSPaolo Bonzini return H_HARDWARE; 3729f64bd8aSPaolo Bonzini } 3739f64bd8aSPaolo Bonzini 3749f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_VPA 0x0000200000000000ULL 3759f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_DTL 0x0000400000000000ULL 3769f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_SLBSHADOW 0x0000600000000000ULL 3779f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_VPA 0x0000a00000000000ULL 3789f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_DTL 0x0000c00000000000ULL 3799f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_SLBSHADOW 0x0000e00000000000ULL 3809f64bd8aSPaolo Bonzini 3819f64bd8aSPaolo Bonzini #define VPA_MIN_SIZE 640 3829f64bd8aSPaolo Bonzini #define VPA_SIZE_OFFSET 0x4 3839f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_OFFSET 0x9 3849f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_VAL 0x2 3859f64bd8aSPaolo Bonzini 3869f64bd8aSPaolo Bonzini static target_ulong register_vpa(CPUPPCState *env, target_ulong vpa) 3879f64bd8aSPaolo Bonzini { 38833276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 3899f64bd8aSPaolo Bonzini uint16_t size; 3909f64bd8aSPaolo Bonzini uint8_t tmp; 3919f64bd8aSPaolo Bonzini 3929f64bd8aSPaolo Bonzini if (vpa == 0) { 3939f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with registering a VPA at logical 0\n"); 3949f64bd8aSPaolo Bonzini return H_HARDWARE; 3959f64bd8aSPaolo Bonzini } 3969f64bd8aSPaolo Bonzini 3979f64bd8aSPaolo Bonzini if (vpa % env->dcache_line_size) { 3989f64bd8aSPaolo Bonzini return H_PARAMETER; 3999f64bd8aSPaolo Bonzini } 4009f64bd8aSPaolo Bonzini /* FIXME: bounds check the address */ 4019f64bd8aSPaolo Bonzini 40241701aa4SEdgar E. Iglesias size = lduw_be_phys(cs->as, vpa + 0x4); 4039f64bd8aSPaolo Bonzini 4049f64bd8aSPaolo Bonzini if (size < VPA_MIN_SIZE) { 4059f64bd8aSPaolo Bonzini return H_PARAMETER; 4069f64bd8aSPaolo Bonzini } 4079f64bd8aSPaolo Bonzini 4089f64bd8aSPaolo Bonzini /* VPA is not allowed to cross a page boundary */ 4099f64bd8aSPaolo Bonzini if ((vpa / 4096) != ((vpa + size - 1) / 4096)) { 4109f64bd8aSPaolo Bonzini return H_PARAMETER; 4119f64bd8aSPaolo Bonzini } 4129f64bd8aSPaolo Bonzini 4139f64bd8aSPaolo Bonzini env->vpa_addr = vpa; 4149f64bd8aSPaolo Bonzini 4152c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET); 4169f64bd8aSPaolo Bonzini tmp |= VPA_SHARED_PROC_VAL; 417db3be60dSEdgar E. Iglesias stb_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET, tmp); 4189f64bd8aSPaolo Bonzini 4199f64bd8aSPaolo Bonzini return H_SUCCESS; 4209f64bd8aSPaolo Bonzini } 4219f64bd8aSPaolo Bonzini 4229f64bd8aSPaolo Bonzini static target_ulong deregister_vpa(CPUPPCState *env, target_ulong vpa) 4239f64bd8aSPaolo Bonzini { 4249f64bd8aSPaolo Bonzini if (env->slb_shadow_addr) { 4259f64bd8aSPaolo Bonzini return H_RESOURCE; 4269f64bd8aSPaolo Bonzini } 4279f64bd8aSPaolo Bonzini 4289f64bd8aSPaolo Bonzini if (env->dtl_addr) { 4299f64bd8aSPaolo Bonzini return H_RESOURCE; 4309f64bd8aSPaolo Bonzini } 4319f64bd8aSPaolo Bonzini 4329f64bd8aSPaolo Bonzini env->vpa_addr = 0; 4339f64bd8aSPaolo Bonzini return H_SUCCESS; 4349f64bd8aSPaolo Bonzini } 4359f64bd8aSPaolo Bonzini 4369f64bd8aSPaolo Bonzini static target_ulong register_slb_shadow(CPUPPCState *env, target_ulong addr) 4379f64bd8aSPaolo Bonzini { 43833276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 4399f64bd8aSPaolo Bonzini uint32_t size; 4409f64bd8aSPaolo Bonzini 4419f64bd8aSPaolo Bonzini if (addr == 0) { 4429f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with SLB shadow at logical 0\n"); 4439f64bd8aSPaolo Bonzini return H_HARDWARE; 4449f64bd8aSPaolo Bonzini } 4459f64bd8aSPaolo Bonzini 446fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 4479f64bd8aSPaolo Bonzini if (size < 0x8) { 4489f64bd8aSPaolo Bonzini return H_PARAMETER; 4499f64bd8aSPaolo Bonzini } 4509f64bd8aSPaolo Bonzini 4519f64bd8aSPaolo Bonzini if ((addr / 4096) != ((addr + size - 1) / 4096)) { 4529f64bd8aSPaolo Bonzini return H_PARAMETER; 4539f64bd8aSPaolo Bonzini } 4549f64bd8aSPaolo Bonzini 4559f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 4569f64bd8aSPaolo Bonzini return H_RESOURCE; 4579f64bd8aSPaolo Bonzini } 4589f64bd8aSPaolo Bonzini 4599f64bd8aSPaolo Bonzini env->slb_shadow_addr = addr; 4609f64bd8aSPaolo Bonzini env->slb_shadow_size = size; 4619f64bd8aSPaolo Bonzini 4629f64bd8aSPaolo Bonzini return H_SUCCESS; 4639f64bd8aSPaolo Bonzini } 4649f64bd8aSPaolo Bonzini 4659f64bd8aSPaolo Bonzini static target_ulong deregister_slb_shadow(CPUPPCState *env, target_ulong addr) 4669f64bd8aSPaolo Bonzini { 4679f64bd8aSPaolo Bonzini env->slb_shadow_addr = 0; 4689f64bd8aSPaolo Bonzini env->slb_shadow_size = 0; 4699f64bd8aSPaolo Bonzini return H_SUCCESS; 4709f64bd8aSPaolo Bonzini } 4719f64bd8aSPaolo Bonzini 4729f64bd8aSPaolo Bonzini static target_ulong register_dtl(CPUPPCState *env, target_ulong addr) 4739f64bd8aSPaolo Bonzini { 47433276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 4759f64bd8aSPaolo Bonzini uint32_t size; 4769f64bd8aSPaolo Bonzini 4779f64bd8aSPaolo Bonzini if (addr == 0) { 4789f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with DTL at logical 0\n"); 4799f64bd8aSPaolo Bonzini return H_HARDWARE; 4809f64bd8aSPaolo Bonzini } 4819f64bd8aSPaolo Bonzini 482fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 4839f64bd8aSPaolo Bonzini 4849f64bd8aSPaolo Bonzini if (size < 48) { 4859f64bd8aSPaolo Bonzini return H_PARAMETER; 4869f64bd8aSPaolo Bonzini } 4879f64bd8aSPaolo Bonzini 4889f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 4899f64bd8aSPaolo Bonzini return H_RESOURCE; 4909f64bd8aSPaolo Bonzini } 4919f64bd8aSPaolo Bonzini 4929f64bd8aSPaolo Bonzini env->dtl_addr = addr; 4939f64bd8aSPaolo Bonzini env->dtl_size = size; 4949f64bd8aSPaolo Bonzini 4959f64bd8aSPaolo Bonzini return H_SUCCESS; 4969f64bd8aSPaolo Bonzini } 4979f64bd8aSPaolo Bonzini 4989f64bd8aSPaolo Bonzini static target_ulong deregister_dtl(CPUPPCState *env, target_ulong addr) 4999f64bd8aSPaolo Bonzini { 5009f64bd8aSPaolo Bonzini env->dtl_addr = 0; 5019f64bd8aSPaolo Bonzini env->dtl_size = 0; 5029f64bd8aSPaolo Bonzini 5039f64bd8aSPaolo Bonzini return H_SUCCESS; 5049f64bd8aSPaolo Bonzini } 5059f64bd8aSPaolo Bonzini 5069f64bd8aSPaolo Bonzini static target_ulong h_register_vpa(PowerPCCPU *cpu, sPAPREnvironment *spapr, 5079f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5089f64bd8aSPaolo Bonzini { 5099f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 5109f64bd8aSPaolo Bonzini target_ulong procno = args[1]; 5119f64bd8aSPaolo Bonzini target_ulong vpa = args[2]; 5129f64bd8aSPaolo Bonzini target_ulong ret = H_PARAMETER; 5139f64bd8aSPaolo Bonzini CPUPPCState *tenv; 5140f20ba62SAlexey Kardashevskiy PowerPCCPU *tcpu; 5159f64bd8aSPaolo Bonzini 5160f20ba62SAlexey Kardashevskiy tcpu = ppc_get_vcpu_by_dt_id(procno); 5179f64bd8aSPaolo Bonzini if (!tcpu) { 5189f64bd8aSPaolo Bonzini return H_PARAMETER; 5199f64bd8aSPaolo Bonzini } 5200f20ba62SAlexey Kardashevskiy tenv = &tcpu->env; 5219f64bd8aSPaolo Bonzini 5229f64bd8aSPaolo Bonzini switch (flags) { 5239f64bd8aSPaolo Bonzini case FLAGS_REGISTER_VPA: 5249f64bd8aSPaolo Bonzini ret = register_vpa(tenv, vpa); 5259f64bd8aSPaolo Bonzini break; 5269f64bd8aSPaolo Bonzini 5279f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_VPA: 5289f64bd8aSPaolo Bonzini ret = deregister_vpa(tenv, vpa); 5299f64bd8aSPaolo Bonzini break; 5309f64bd8aSPaolo Bonzini 5319f64bd8aSPaolo Bonzini case FLAGS_REGISTER_SLBSHADOW: 5329f64bd8aSPaolo Bonzini ret = register_slb_shadow(tenv, vpa); 5339f64bd8aSPaolo Bonzini break; 5349f64bd8aSPaolo Bonzini 5359f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_SLBSHADOW: 5369f64bd8aSPaolo Bonzini ret = deregister_slb_shadow(tenv, vpa); 5379f64bd8aSPaolo Bonzini break; 5389f64bd8aSPaolo Bonzini 5399f64bd8aSPaolo Bonzini case FLAGS_REGISTER_DTL: 5409f64bd8aSPaolo Bonzini ret = register_dtl(tenv, vpa); 5419f64bd8aSPaolo Bonzini break; 5429f64bd8aSPaolo Bonzini 5439f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_DTL: 5449f64bd8aSPaolo Bonzini ret = deregister_dtl(tenv, vpa); 5459f64bd8aSPaolo Bonzini break; 5469f64bd8aSPaolo Bonzini } 5479f64bd8aSPaolo Bonzini 5489f64bd8aSPaolo Bonzini return ret; 5499f64bd8aSPaolo Bonzini } 5509f64bd8aSPaolo Bonzini 5519f64bd8aSPaolo Bonzini static target_ulong h_cede(PowerPCCPU *cpu, sPAPREnvironment *spapr, 5529f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5539f64bd8aSPaolo Bonzini { 5549f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 5559f64bd8aSPaolo Bonzini CPUState *cs = CPU(cpu); 5569f64bd8aSPaolo Bonzini 5579f64bd8aSPaolo Bonzini env->msr |= (1ULL << MSR_EE); 5589f64bd8aSPaolo Bonzini hreg_compute_hflags(env); 5599f64bd8aSPaolo Bonzini if (!cpu_has_work(cs)) { 560259186a7SAndreas Färber cs->halted = 1; 56127103424SAndreas Färber cs->exception_index = EXCP_HLT; 5629f64bd8aSPaolo Bonzini cs->exit_request = 1; 5639f64bd8aSPaolo Bonzini } 5649f64bd8aSPaolo Bonzini return H_SUCCESS; 5659f64bd8aSPaolo Bonzini } 5669f64bd8aSPaolo Bonzini 5679f64bd8aSPaolo Bonzini static target_ulong h_rtas(PowerPCCPU *cpu, sPAPREnvironment *spapr, 5689f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5699f64bd8aSPaolo Bonzini { 5709f64bd8aSPaolo Bonzini target_ulong rtas_r3 = args[0]; 5714fe822e0SAlexey Kardashevskiy uint32_t token = rtas_ld(rtas_r3, 0); 5724fe822e0SAlexey Kardashevskiy uint32_t nargs = rtas_ld(rtas_r3, 1); 5734fe822e0SAlexey Kardashevskiy uint32_t nret = rtas_ld(rtas_r3, 2); 5749f64bd8aSPaolo Bonzini 575210b580bSAnthony Liguori return spapr_rtas_call(cpu, spapr, token, nargs, rtas_r3 + 12, 5769f64bd8aSPaolo Bonzini nret, rtas_r3 + 12 + 4*nargs); 5779f64bd8aSPaolo Bonzini } 5789f64bd8aSPaolo Bonzini 5799f64bd8aSPaolo Bonzini static target_ulong h_logical_load(PowerPCCPU *cpu, sPAPREnvironment *spapr, 5809f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5819f64bd8aSPaolo Bonzini { 582fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 5839f64bd8aSPaolo Bonzini target_ulong size = args[0]; 5849f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 5859f64bd8aSPaolo Bonzini 5869f64bd8aSPaolo Bonzini switch (size) { 5879f64bd8aSPaolo Bonzini case 1: 5882c17449bSEdgar E. Iglesias args[0] = ldub_phys(cs->as, addr); 5899f64bd8aSPaolo Bonzini return H_SUCCESS; 5909f64bd8aSPaolo Bonzini case 2: 59141701aa4SEdgar E. Iglesias args[0] = lduw_phys(cs->as, addr); 5929f64bd8aSPaolo Bonzini return H_SUCCESS; 5939f64bd8aSPaolo Bonzini case 4: 594fdfba1a2SEdgar E. Iglesias args[0] = ldl_phys(cs->as, addr); 5959f64bd8aSPaolo Bonzini return H_SUCCESS; 5969f64bd8aSPaolo Bonzini case 8: 5972c17449bSEdgar E. Iglesias args[0] = ldq_phys(cs->as, addr); 5989f64bd8aSPaolo Bonzini return H_SUCCESS; 5999f64bd8aSPaolo Bonzini } 6009f64bd8aSPaolo Bonzini return H_PARAMETER; 6019f64bd8aSPaolo Bonzini } 6029f64bd8aSPaolo Bonzini 6039f64bd8aSPaolo Bonzini static target_ulong h_logical_store(PowerPCCPU *cpu, sPAPREnvironment *spapr, 6049f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6059f64bd8aSPaolo Bonzini { 606f606604fSEdgar E. Iglesias CPUState *cs = CPU(cpu); 607f606604fSEdgar E. Iglesias 6089f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6099f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 6109f64bd8aSPaolo Bonzini target_ulong val = args[2]; 6119f64bd8aSPaolo Bonzini 6129f64bd8aSPaolo Bonzini switch (size) { 6139f64bd8aSPaolo Bonzini case 1: 614db3be60dSEdgar E. Iglesias stb_phys(cs->as, addr, val); 6159f64bd8aSPaolo Bonzini return H_SUCCESS; 6169f64bd8aSPaolo Bonzini case 2: 6175ce5944dSEdgar E. Iglesias stw_phys(cs->as, addr, val); 6189f64bd8aSPaolo Bonzini return H_SUCCESS; 6199f64bd8aSPaolo Bonzini case 4: 620ab1da857SEdgar E. Iglesias stl_phys(cs->as, addr, val); 6219f64bd8aSPaolo Bonzini return H_SUCCESS; 6229f64bd8aSPaolo Bonzini case 8: 623f606604fSEdgar E. Iglesias stq_phys(cs->as, addr, val); 6249f64bd8aSPaolo Bonzini return H_SUCCESS; 6259f64bd8aSPaolo Bonzini } 6269f64bd8aSPaolo Bonzini return H_PARAMETER; 6279f64bd8aSPaolo Bonzini } 6289f64bd8aSPaolo Bonzini 6299f64bd8aSPaolo Bonzini static target_ulong h_logical_memop(PowerPCCPU *cpu, sPAPREnvironment *spapr, 6309f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6319f64bd8aSPaolo Bonzini { 632fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 633fdfba1a2SEdgar E. Iglesias 6349f64bd8aSPaolo Bonzini target_ulong dst = args[0]; /* Destination address */ 6359f64bd8aSPaolo Bonzini target_ulong src = args[1]; /* Source address */ 6369f64bd8aSPaolo Bonzini target_ulong esize = args[2]; /* Element size (0=1,1=2,2=4,3=8) */ 6379f64bd8aSPaolo Bonzini target_ulong count = args[3]; /* Element count */ 6389f64bd8aSPaolo Bonzini target_ulong op = args[4]; /* 0 = copy, 1 = invert */ 6399f64bd8aSPaolo Bonzini uint64_t tmp; 6409f64bd8aSPaolo Bonzini unsigned int mask = (1 << esize) - 1; 6419f64bd8aSPaolo Bonzini int step = 1 << esize; 6429f64bd8aSPaolo Bonzini 6439f64bd8aSPaolo Bonzini if (count > 0x80000000) { 6449f64bd8aSPaolo Bonzini return H_PARAMETER; 6459f64bd8aSPaolo Bonzini } 6469f64bd8aSPaolo Bonzini 6479f64bd8aSPaolo Bonzini if ((dst & mask) || (src & mask) || (op > 1)) { 6489f64bd8aSPaolo Bonzini return H_PARAMETER; 6499f64bd8aSPaolo Bonzini } 6509f64bd8aSPaolo Bonzini 6519f64bd8aSPaolo Bonzini if (dst >= src && dst < (src + (count << esize))) { 6529f64bd8aSPaolo Bonzini dst = dst + ((count - 1) << esize); 6539f64bd8aSPaolo Bonzini src = src + ((count - 1) << esize); 6549f64bd8aSPaolo Bonzini step = -step; 6559f64bd8aSPaolo Bonzini } 6569f64bd8aSPaolo Bonzini 6579f64bd8aSPaolo Bonzini while (count--) { 6589f64bd8aSPaolo Bonzini switch (esize) { 6599f64bd8aSPaolo Bonzini case 0: 6602c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, src); 6619f64bd8aSPaolo Bonzini break; 6629f64bd8aSPaolo Bonzini case 1: 66341701aa4SEdgar E. Iglesias tmp = lduw_phys(cs->as, src); 6649f64bd8aSPaolo Bonzini break; 6659f64bd8aSPaolo Bonzini case 2: 666fdfba1a2SEdgar E. Iglesias tmp = ldl_phys(cs->as, src); 6679f64bd8aSPaolo Bonzini break; 6689f64bd8aSPaolo Bonzini case 3: 6692c17449bSEdgar E. Iglesias tmp = ldq_phys(cs->as, src); 6709f64bd8aSPaolo Bonzini break; 6719f64bd8aSPaolo Bonzini default: 6729f64bd8aSPaolo Bonzini return H_PARAMETER; 6739f64bd8aSPaolo Bonzini } 6749f64bd8aSPaolo Bonzini if (op == 1) { 6759f64bd8aSPaolo Bonzini tmp = ~tmp; 6769f64bd8aSPaolo Bonzini } 6779f64bd8aSPaolo Bonzini switch (esize) { 6789f64bd8aSPaolo Bonzini case 0: 679db3be60dSEdgar E. Iglesias stb_phys(cs->as, dst, tmp); 6809f64bd8aSPaolo Bonzini break; 6819f64bd8aSPaolo Bonzini case 1: 6825ce5944dSEdgar E. Iglesias stw_phys(cs->as, dst, tmp); 6839f64bd8aSPaolo Bonzini break; 6849f64bd8aSPaolo Bonzini case 2: 685ab1da857SEdgar E. Iglesias stl_phys(cs->as, dst, tmp); 6869f64bd8aSPaolo Bonzini break; 6879f64bd8aSPaolo Bonzini case 3: 688f606604fSEdgar E. Iglesias stq_phys(cs->as, dst, tmp); 6899f64bd8aSPaolo Bonzini break; 6909f64bd8aSPaolo Bonzini } 6919f64bd8aSPaolo Bonzini dst = dst + step; 6929f64bd8aSPaolo Bonzini src = src + step; 6939f64bd8aSPaolo Bonzini } 6949f64bd8aSPaolo Bonzini 6959f64bd8aSPaolo Bonzini return H_SUCCESS; 6969f64bd8aSPaolo Bonzini } 6979f64bd8aSPaolo Bonzini 6989f64bd8aSPaolo Bonzini static target_ulong h_logical_icbi(PowerPCCPU *cpu, sPAPREnvironment *spapr, 6999f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7009f64bd8aSPaolo Bonzini { 7019f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7029f64bd8aSPaolo Bonzini return H_SUCCESS; 7039f64bd8aSPaolo Bonzini } 7049f64bd8aSPaolo Bonzini 7059f64bd8aSPaolo Bonzini static target_ulong h_logical_dcbf(PowerPCCPU *cpu, sPAPREnvironment *spapr, 7069f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7079f64bd8aSPaolo Bonzini { 7089f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7099f64bd8aSPaolo Bonzini return H_SUCCESS; 7109f64bd8aSPaolo Bonzini } 7119f64bd8aSPaolo Bonzini 71242561bf2SAnton Blanchard static target_ulong h_set_mode(PowerPCCPU *cpu, sPAPREnvironment *spapr, 71342561bf2SAnton Blanchard target_ulong opcode, target_ulong *args) 71442561bf2SAnton Blanchard { 71542561bf2SAnton Blanchard CPUState *cs; 71642561bf2SAnton Blanchard target_ulong mflags = args[0]; 71742561bf2SAnton Blanchard target_ulong resource = args[1]; 71842561bf2SAnton Blanchard target_ulong value1 = args[2]; 71942561bf2SAnton Blanchard target_ulong value2 = args[3]; 72042561bf2SAnton Blanchard target_ulong ret = H_P2; 72142561bf2SAnton Blanchard 722*a46622fdSAlexey Kardashevskiy if (resource == H_SET_MODE_RESOURCE_LE) { 72342561bf2SAnton Blanchard if (value1) { 72442561bf2SAnton Blanchard ret = H_P3; 72542561bf2SAnton Blanchard goto out; 72642561bf2SAnton Blanchard } 72742561bf2SAnton Blanchard if (value2) { 72842561bf2SAnton Blanchard ret = H_P4; 72942561bf2SAnton Blanchard goto out; 73042561bf2SAnton Blanchard } 73142561bf2SAnton Blanchard switch (mflags) { 73242561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_BIG: 733bdc44640SAndreas Färber CPU_FOREACH(cs) { 734*a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, 0, LPCR_ILE); 73542561bf2SAnton Blanchard } 73642561bf2SAnton Blanchard ret = H_SUCCESS; 73742561bf2SAnton Blanchard break; 73842561bf2SAnton Blanchard 73942561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_LITTLE: 740bdc44640SAndreas Färber CPU_FOREACH(cs) { 741*a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, LPCR_ILE, LPCR_ILE); 74242561bf2SAnton Blanchard } 74342561bf2SAnton Blanchard ret = H_SUCCESS; 74442561bf2SAnton Blanchard break; 74542561bf2SAnton Blanchard 74642561bf2SAnton Blanchard default: 74742561bf2SAnton Blanchard ret = H_UNSUPPORTED_FLAG; 74842561bf2SAnton Blanchard } 74942561bf2SAnton Blanchard } 75042561bf2SAnton Blanchard 75142561bf2SAnton Blanchard out: 75242561bf2SAnton Blanchard return ret; 75342561bf2SAnton Blanchard } 75442561bf2SAnton Blanchard 7559f64bd8aSPaolo Bonzini static spapr_hcall_fn papr_hypercall_table[(MAX_HCALL_OPCODE / 4) + 1]; 7569f64bd8aSPaolo Bonzini static spapr_hcall_fn kvmppc_hypercall_table[KVMPPC_HCALL_MAX - KVMPPC_HCALL_BASE + 1]; 7579f64bd8aSPaolo Bonzini 7589f64bd8aSPaolo Bonzini void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn) 7599f64bd8aSPaolo Bonzini { 7609f64bd8aSPaolo Bonzini spapr_hcall_fn *slot; 7619f64bd8aSPaolo Bonzini 7629f64bd8aSPaolo Bonzini if (opcode <= MAX_HCALL_OPCODE) { 7639f64bd8aSPaolo Bonzini assert((opcode & 0x3) == 0); 7649f64bd8aSPaolo Bonzini 7659f64bd8aSPaolo Bonzini slot = &papr_hypercall_table[opcode / 4]; 7669f64bd8aSPaolo Bonzini } else { 7679f64bd8aSPaolo Bonzini assert((opcode >= KVMPPC_HCALL_BASE) && (opcode <= KVMPPC_HCALL_MAX)); 7689f64bd8aSPaolo Bonzini 7699f64bd8aSPaolo Bonzini slot = &kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 7709f64bd8aSPaolo Bonzini } 7719f64bd8aSPaolo Bonzini 7729f64bd8aSPaolo Bonzini assert(!(*slot)); 7739f64bd8aSPaolo Bonzini *slot = fn; 7749f64bd8aSPaolo Bonzini } 7759f64bd8aSPaolo Bonzini 7769f64bd8aSPaolo Bonzini target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 7779f64bd8aSPaolo Bonzini target_ulong *args) 7789f64bd8aSPaolo Bonzini { 7799f64bd8aSPaolo Bonzini if ((opcode <= MAX_HCALL_OPCODE) 7809f64bd8aSPaolo Bonzini && ((opcode & 0x3) == 0)) { 7819f64bd8aSPaolo Bonzini spapr_hcall_fn fn = papr_hypercall_table[opcode / 4]; 7829f64bd8aSPaolo Bonzini 7839f64bd8aSPaolo Bonzini if (fn) { 7849f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 7859f64bd8aSPaolo Bonzini } 7869f64bd8aSPaolo Bonzini } else if ((opcode >= KVMPPC_HCALL_BASE) && 7879f64bd8aSPaolo Bonzini (opcode <= KVMPPC_HCALL_MAX)) { 7889f64bd8aSPaolo Bonzini spapr_hcall_fn fn = kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 7899f64bd8aSPaolo Bonzini 7909f64bd8aSPaolo Bonzini if (fn) { 7919f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 7929f64bd8aSPaolo Bonzini } 7939f64bd8aSPaolo Bonzini } 7949f64bd8aSPaolo Bonzini 7959f64bd8aSPaolo Bonzini hcall_dprintf("Unimplemented hcall 0x" TARGET_FMT_lx "\n", opcode); 7969f64bd8aSPaolo Bonzini return H_FUNCTION; 7979f64bd8aSPaolo Bonzini } 7989f64bd8aSPaolo Bonzini 7999f64bd8aSPaolo Bonzini static void hypercall_register_types(void) 8009f64bd8aSPaolo Bonzini { 8019f64bd8aSPaolo Bonzini /* hcall-pft */ 8029f64bd8aSPaolo Bonzini spapr_register_hypercall(H_ENTER, h_enter); 8039f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REMOVE, h_remove); 8049f64bd8aSPaolo Bonzini spapr_register_hypercall(H_PROTECT, h_protect); 805fa388916SAnthony Liguori spapr_register_hypercall(H_READ, h_read); 8069f64bd8aSPaolo Bonzini 8079f64bd8aSPaolo Bonzini /* hcall-bulk */ 8089f64bd8aSPaolo Bonzini spapr_register_hypercall(H_BULK_REMOVE, h_bulk_remove); 8099f64bd8aSPaolo Bonzini 8109f64bd8aSPaolo Bonzini /* hcall-dabr */ 8119f64bd8aSPaolo Bonzini spapr_register_hypercall(H_SET_DABR, h_set_dabr); 8129f64bd8aSPaolo Bonzini 8139f64bd8aSPaolo Bonzini /* hcall-splpar */ 8149f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REGISTER_VPA, h_register_vpa); 8159f64bd8aSPaolo Bonzini spapr_register_hypercall(H_CEDE, h_cede); 8169f64bd8aSPaolo Bonzini 8179f64bd8aSPaolo Bonzini /* "debugger" hcalls (also used by SLOF). Note: We do -not- differenciate 8189f64bd8aSPaolo Bonzini * here between the "CI" and the "CACHE" variants, they will use whatever 8199f64bd8aSPaolo Bonzini * mapping attributes qemu is using. When using KVM, the kernel will 8209f64bd8aSPaolo Bonzini * enforce the attributes more strongly 8219f64bd8aSPaolo Bonzini */ 8229f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_LOAD, h_logical_load); 8239f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_STORE, h_logical_store); 8249f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_LOAD, h_logical_load); 8259f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_STORE, h_logical_store); 8269f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_ICBI, h_logical_icbi); 8279f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_DCBF, h_logical_dcbf); 8289f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_LOGICAL_MEMOP, h_logical_memop); 8299f64bd8aSPaolo Bonzini 8309f64bd8aSPaolo Bonzini /* qemu/KVM-PPC specific hcalls */ 8319f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_RTAS, h_rtas); 83242561bf2SAnton Blanchard 83342561bf2SAnton Blanchard spapr_register_hypercall(H_SET_MODE, h_set_mode); 8349f64bd8aSPaolo Bonzini } 8359f64bd8aSPaolo Bonzini 8369f64bd8aSPaolo Bonzini type_init(hypercall_register_types) 837