19f64bd8aSPaolo Bonzini #include "sysemu/sysemu.h" 29f64bd8aSPaolo Bonzini #include "cpu.h" 39f64bd8aSPaolo Bonzini #include "sysemu/sysemu.h" 49f64bd8aSPaolo Bonzini #include "helper_regs.h" 59f64bd8aSPaolo Bonzini #include "hw/spapr.h" 69f64bd8aSPaolo Bonzini 79f64bd8aSPaolo Bonzini #define HPTES_PER_GROUP 8 89f64bd8aSPaolo Bonzini 99f64bd8aSPaolo Bonzini #define HPTE_V_SSIZE_SHIFT 62 109f64bd8aSPaolo Bonzini #define HPTE_V_AVPN_SHIFT 7 119f64bd8aSPaolo Bonzini #define HPTE_V_AVPN 0x3fffffffffffff80ULL 129f64bd8aSPaolo Bonzini #define HPTE_V_AVPN_VAL(x) (((x) & HPTE_V_AVPN) >> HPTE_V_AVPN_SHIFT) 139f64bd8aSPaolo Bonzini #define HPTE_V_COMPARE(x, y) (!(((x) ^ (y)) & 0xffffffffffffff80UL)) 149f64bd8aSPaolo Bonzini #define HPTE_V_BOLTED 0x0000000000000010ULL 159f64bd8aSPaolo Bonzini #define HPTE_V_LOCK 0x0000000000000008ULL 169f64bd8aSPaolo Bonzini #define HPTE_V_LARGE 0x0000000000000004ULL 179f64bd8aSPaolo Bonzini #define HPTE_V_SECONDARY 0x0000000000000002ULL 189f64bd8aSPaolo Bonzini #define HPTE_V_VALID 0x0000000000000001ULL 199f64bd8aSPaolo Bonzini 209f64bd8aSPaolo Bonzini #define HPTE_R_PP0 0x8000000000000000ULL 219f64bd8aSPaolo Bonzini #define HPTE_R_TS 0x4000000000000000ULL 229f64bd8aSPaolo Bonzini #define HPTE_R_KEY_HI 0x3000000000000000ULL 239f64bd8aSPaolo Bonzini #define HPTE_R_RPN_SHIFT 12 249f64bd8aSPaolo Bonzini #define HPTE_R_RPN 0x3ffffffffffff000ULL 259f64bd8aSPaolo Bonzini #define HPTE_R_FLAGS 0x00000000000003ffULL 269f64bd8aSPaolo Bonzini #define HPTE_R_PP 0x0000000000000003ULL 279f64bd8aSPaolo Bonzini #define HPTE_R_N 0x0000000000000004ULL 289f64bd8aSPaolo Bonzini #define HPTE_R_G 0x0000000000000008ULL 299f64bd8aSPaolo Bonzini #define HPTE_R_M 0x0000000000000010ULL 309f64bd8aSPaolo Bonzini #define HPTE_R_I 0x0000000000000020ULL 319f64bd8aSPaolo Bonzini #define HPTE_R_W 0x0000000000000040ULL 329f64bd8aSPaolo Bonzini #define HPTE_R_WIMG 0x0000000000000078ULL 339f64bd8aSPaolo Bonzini #define HPTE_R_C 0x0000000000000080ULL 349f64bd8aSPaolo Bonzini #define HPTE_R_R 0x0000000000000100ULL 359f64bd8aSPaolo Bonzini #define HPTE_R_KEY_LO 0x0000000000000e00ULL 369f64bd8aSPaolo Bonzini 379f64bd8aSPaolo Bonzini #define HPTE_V_1TB_SEG 0x4000000000000000ULL 389f64bd8aSPaolo Bonzini #define HPTE_V_VRMA_MASK 0x4001ffffff000000ULL 399f64bd8aSPaolo Bonzini 409f64bd8aSPaolo Bonzini static target_ulong compute_tlbie_rb(target_ulong v, target_ulong r, 419f64bd8aSPaolo Bonzini target_ulong pte_index) 429f64bd8aSPaolo Bonzini { 439f64bd8aSPaolo Bonzini target_ulong rb, va_low; 449f64bd8aSPaolo Bonzini 459f64bd8aSPaolo Bonzini rb = (v & ~0x7fULL) << 16; /* AVA field */ 469f64bd8aSPaolo Bonzini va_low = pte_index >> 3; 479f64bd8aSPaolo Bonzini if (v & HPTE_V_SECONDARY) { 489f64bd8aSPaolo Bonzini va_low = ~va_low; 499f64bd8aSPaolo Bonzini } 509f64bd8aSPaolo Bonzini /* xor vsid from AVA */ 519f64bd8aSPaolo Bonzini if (!(v & HPTE_V_1TB_SEG)) { 529f64bd8aSPaolo Bonzini va_low ^= v >> 12; 539f64bd8aSPaolo Bonzini } else { 549f64bd8aSPaolo Bonzini va_low ^= v >> 24; 559f64bd8aSPaolo Bonzini } 569f64bd8aSPaolo Bonzini va_low &= 0x7ff; 579f64bd8aSPaolo Bonzini if (v & HPTE_V_LARGE) { 589f64bd8aSPaolo Bonzini rb |= 1; /* L field */ 599f64bd8aSPaolo Bonzini #if 0 /* Disable that P7 specific bit for now */ 609f64bd8aSPaolo Bonzini if (r & 0xff000) { 619f64bd8aSPaolo Bonzini /* non-16MB large page, must be 64k */ 629f64bd8aSPaolo Bonzini /* (masks depend on page size) */ 639f64bd8aSPaolo Bonzini rb |= 0x1000; /* page encoding in LP field */ 649f64bd8aSPaolo Bonzini rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */ 659f64bd8aSPaolo Bonzini rb |= (va_low & 0xfe); /* AVAL field */ 669f64bd8aSPaolo Bonzini } 679f64bd8aSPaolo Bonzini #endif 689f64bd8aSPaolo Bonzini } else { 699f64bd8aSPaolo Bonzini /* 4kB page */ 709f64bd8aSPaolo Bonzini rb |= (va_low & 0x7ff) << 12; /* remaining 11b of AVA */ 719f64bd8aSPaolo Bonzini } 729f64bd8aSPaolo Bonzini rb |= (v >> 54) & 0x300; /* B field */ 739f64bd8aSPaolo Bonzini return rb; 749f64bd8aSPaolo Bonzini } 759f64bd8aSPaolo Bonzini 769f64bd8aSPaolo Bonzini static target_ulong h_enter(PowerPCCPU *cpu, sPAPREnvironment *spapr, 779f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 789f64bd8aSPaolo Bonzini { 799f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 809f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 819f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 829f64bd8aSPaolo Bonzini target_ulong pteh = args[2]; 839f64bd8aSPaolo Bonzini target_ulong ptel = args[3]; 849f64bd8aSPaolo Bonzini target_ulong page_shift = 12; 859f64bd8aSPaolo Bonzini target_ulong raddr; 869f64bd8aSPaolo Bonzini target_ulong i; 879f64bd8aSPaolo Bonzini uint8_t *hpte; 889f64bd8aSPaolo Bonzini 899f64bd8aSPaolo Bonzini /* only handle 4k and 16M pages for now */ 909f64bd8aSPaolo Bonzini if (pteh & HPTE_V_LARGE) { 919f64bd8aSPaolo Bonzini #if 0 /* We don't support 64k pages yet */ 929f64bd8aSPaolo Bonzini if ((ptel & 0xf000) == 0x1000) { 939f64bd8aSPaolo Bonzini /* 64k page */ 949f64bd8aSPaolo Bonzini } else 959f64bd8aSPaolo Bonzini #endif 969f64bd8aSPaolo Bonzini if ((ptel & 0xff000) == 0) { 979f64bd8aSPaolo Bonzini /* 16M page */ 989f64bd8aSPaolo Bonzini page_shift = 24; 999f64bd8aSPaolo Bonzini /* lowest AVA bit must be 0 for 16M pages */ 1009f64bd8aSPaolo Bonzini if (pteh & 0x80) { 1019f64bd8aSPaolo Bonzini return H_PARAMETER; 1029f64bd8aSPaolo Bonzini } 1039f64bd8aSPaolo Bonzini } else { 1049f64bd8aSPaolo Bonzini return H_PARAMETER; 1059f64bd8aSPaolo Bonzini } 1069f64bd8aSPaolo Bonzini } 1079f64bd8aSPaolo Bonzini 1089f64bd8aSPaolo Bonzini raddr = (ptel & HPTE_R_RPN) & ~((1ULL << page_shift) - 1); 1099f64bd8aSPaolo Bonzini 1109f64bd8aSPaolo Bonzini if (raddr < spapr->ram_limit) { 1119f64bd8aSPaolo Bonzini /* Regular RAM - should have WIMG=0010 */ 1129f64bd8aSPaolo Bonzini if ((ptel & HPTE_R_WIMG) != HPTE_R_M) { 1139f64bd8aSPaolo Bonzini return H_PARAMETER; 1149f64bd8aSPaolo Bonzini } 1159f64bd8aSPaolo Bonzini } else { 1169f64bd8aSPaolo Bonzini /* Looks like an IO address */ 1179f64bd8aSPaolo Bonzini /* FIXME: What WIMG combinations could be sensible for IO? 1189f64bd8aSPaolo Bonzini * For now we allow WIMG=010x, but are there others? */ 1199f64bd8aSPaolo Bonzini /* FIXME: Should we check against registered IO addresses? */ 1209f64bd8aSPaolo Bonzini if ((ptel & (HPTE_R_W | HPTE_R_I | HPTE_R_M)) != HPTE_R_I) { 1219f64bd8aSPaolo Bonzini return H_PARAMETER; 1229f64bd8aSPaolo Bonzini } 1239f64bd8aSPaolo Bonzini } 1249f64bd8aSPaolo Bonzini 1259f64bd8aSPaolo Bonzini pteh &= ~0x60ULL; 1269f64bd8aSPaolo Bonzini 1279f64bd8aSPaolo Bonzini if ((pte_index * HASH_PTE_SIZE_64) & ~env->htab_mask) { 1289f64bd8aSPaolo Bonzini return H_PARAMETER; 1299f64bd8aSPaolo Bonzini } 1309f64bd8aSPaolo Bonzini if (likely((flags & H_EXACT) == 0)) { 1319f64bd8aSPaolo Bonzini pte_index &= ~7ULL; 1329f64bd8aSPaolo Bonzini hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64); 1339f64bd8aSPaolo Bonzini for (i = 0; ; ++i) { 1349f64bd8aSPaolo Bonzini if (i == 8) { 1359f64bd8aSPaolo Bonzini return H_PTEG_FULL; 1369f64bd8aSPaolo Bonzini } 1379f64bd8aSPaolo Bonzini if ((ldq_p(hpte) & HPTE_V_VALID) == 0) { 1389f64bd8aSPaolo Bonzini break; 1399f64bd8aSPaolo Bonzini } 1409f64bd8aSPaolo Bonzini hpte += HASH_PTE_SIZE_64; 1419f64bd8aSPaolo Bonzini } 1429f64bd8aSPaolo Bonzini } else { 1439f64bd8aSPaolo Bonzini i = 0; 1449f64bd8aSPaolo Bonzini hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64); 1459f64bd8aSPaolo Bonzini if (ldq_p(hpte) & HPTE_V_VALID) { 1469f64bd8aSPaolo Bonzini return H_PTEG_FULL; 1479f64bd8aSPaolo Bonzini } 1489f64bd8aSPaolo Bonzini } 1499f64bd8aSPaolo Bonzini stq_p(hpte + (HASH_PTE_SIZE_64/2), ptel); 1509f64bd8aSPaolo Bonzini /* eieio(); FIXME: need some sort of barrier for smp? */ 1519f64bd8aSPaolo Bonzini stq_p(hpte, pteh); 1529f64bd8aSPaolo Bonzini 1539f64bd8aSPaolo Bonzini args[0] = pte_index + i; 1549f64bd8aSPaolo Bonzini return H_SUCCESS; 1559f64bd8aSPaolo Bonzini } 1569f64bd8aSPaolo Bonzini 1579f64bd8aSPaolo Bonzini enum { 1589f64bd8aSPaolo Bonzini REMOVE_SUCCESS = 0, 1599f64bd8aSPaolo Bonzini REMOVE_NOT_FOUND = 1, 1609f64bd8aSPaolo Bonzini REMOVE_PARM = 2, 1619f64bd8aSPaolo Bonzini REMOVE_HW = 3, 1629f64bd8aSPaolo Bonzini }; 1639f64bd8aSPaolo Bonzini 1649f64bd8aSPaolo Bonzini static target_ulong remove_hpte(CPUPPCState *env, target_ulong ptex, 1659f64bd8aSPaolo Bonzini target_ulong avpn, 1669f64bd8aSPaolo Bonzini target_ulong flags, 1679f64bd8aSPaolo Bonzini target_ulong *vp, target_ulong *rp) 1689f64bd8aSPaolo Bonzini { 1699f64bd8aSPaolo Bonzini uint8_t *hpte; 1709f64bd8aSPaolo Bonzini target_ulong v, r, rb; 1719f64bd8aSPaolo Bonzini 1729f64bd8aSPaolo Bonzini if ((ptex * HASH_PTE_SIZE_64) & ~env->htab_mask) { 1739f64bd8aSPaolo Bonzini return REMOVE_PARM; 1749f64bd8aSPaolo Bonzini } 1759f64bd8aSPaolo Bonzini 1769f64bd8aSPaolo Bonzini hpte = env->external_htab + (ptex * HASH_PTE_SIZE_64); 1779f64bd8aSPaolo Bonzini 1789f64bd8aSPaolo Bonzini v = ldq_p(hpte); 1799f64bd8aSPaolo Bonzini r = ldq_p(hpte + (HASH_PTE_SIZE_64/2)); 1809f64bd8aSPaolo Bonzini 1819f64bd8aSPaolo Bonzini if ((v & HPTE_V_VALID) == 0 || 1829f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn) || 1839f64bd8aSPaolo Bonzini ((flags & H_ANDCOND) && (v & avpn) != 0)) { 1849f64bd8aSPaolo Bonzini return REMOVE_NOT_FOUND; 1859f64bd8aSPaolo Bonzini } 1869f64bd8aSPaolo Bonzini *vp = v; 1879f64bd8aSPaolo Bonzini *rp = r; 1889f64bd8aSPaolo Bonzini stq_p(hpte, 0); 1899f64bd8aSPaolo Bonzini rb = compute_tlbie_rb(v, r, ptex); 1909f64bd8aSPaolo Bonzini ppc_tlb_invalidate_one(env, rb); 1919f64bd8aSPaolo Bonzini return REMOVE_SUCCESS; 1929f64bd8aSPaolo Bonzini } 1939f64bd8aSPaolo Bonzini 1949f64bd8aSPaolo Bonzini static target_ulong h_remove(PowerPCCPU *cpu, sPAPREnvironment *spapr, 1959f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 1969f64bd8aSPaolo Bonzini { 1979f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 1989f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 1999f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 2009f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 2019f64bd8aSPaolo Bonzini int ret; 2029f64bd8aSPaolo Bonzini 2039f64bd8aSPaolo Bonzini ret = remove_hpte(env, pte_index, avpn, flags, 2049f64bd8aSPaolo Bonzini &args[0], &args[1]); 2059f64bd8aSPaolo Bonzini 2069f64bd8aSPaolo Bonzini switch (ret) { 2079f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 2089f64bd8aSPaolo Bonzini return H_SUCCESS; 2099f64bd8aSPaolo Bonzini 2109f64bd8aSPaolo Bonzini case REMOVE_NOT_FOUND: 2119f64bd8aSPaolo Bonzini return H_NOT_FOUND; 2129f64bd8aSPaolo Bonzini 2139f64bd8aSPaolo Bonzini case REMOVE_PARM: 2149f64bd8aSPaolo Bonzini return H_PARAMETER; 2159f64bd8aSPaolo Bonzini 2169f64bd8aSPaolo Bonzini case REMOVE_HW: 2179f64bd8aSPaolo Bonzini return H_HARDWARE; 2189f64bd8aSPaolo Bonzini } 2199f64bd8aSPaolo Bonzini 2209f64bd8aSPaolo Bonzini assert(0); 2219f64bd8aSPaolo Bonzini } 2229f64bd8aSPaolo Bonzini 2239f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_TYPE 0xc000000000000000ULL 2249f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_REQUEST 0x4000000000000000ULL 2259f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RESPONSE 0x8000000000000000ULL 2269f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_END 0xc000000000000000ULL 2279f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_CODE 0x3000000000000000ULL 2289f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_SUCCESS 0x0000000000000000ULL 2299f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_NOT_FOUND 0x1000000000000000ULL 2309f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PARM 0x2000000000000000ULL 2319f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_HW 0x3000000000000000ULL 2329f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RC 0x0c00000000000000ULL 2339f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_FLAGS 0x0300000000000000ULL 2349f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ABSOLUTE 0x0000000000000000ULL 2359f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ANDCOND 0x0100000000000000ULL 2369f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_AVPN 0x0200000000000000ULL 2379f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PTEX 0x00ffffffffffffffULL 2389f64bd8aSPaolo Bonzini 2399f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_MAX_BATCH 4 2409f64bd8aSPaolo Bonzini 2419f64bd8aSPaolo Bonzini static target_ulong h_bulk_remove(PowerPCCPU *cpu, sPAPREnvironment *spapr, 2429f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2439f64bd8aSPaolo Bonzini { 2449f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 2459f64bd8aSPaolo Bonzini int i; 2469f64bd8aSPaolo Bonzini 2479f64bd8aSPaolo Bonzini for (i = 0; i < H_BULK_REMOVE_MAX_BATCH; i++) { 2489f64bd8aSPaolo Bonzini target_ulong *tsh = &args[i*2]; 2499f64bd8aSPaolo Bonzini target_ulong tsl = args[i*2 + 1]; 2509f64bd8aSPaolo Bonzini target_ulong v, r, ret; 2519f64bd8aSPaolo Bonzini 2529f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_TYPE) == H_BULK_REMOVE_END) { 2539f64bd8aSPaolo Bonzini break; 2549f64bd8aSPaolo Bonzini } else if ((*tsh & H_BULK_REMOVE_TYPE) != H_BULK_REMOVE_REQUEST) { 2559f64bd8aSPaolo Bonzini return H_PARAMETER; 2569f64bd8aSPaolo Bonzini } 2579f64bd8aSPaolo Bonzini 2589f64bd8aSPaolo Bonzini *tsh &= H_BULK_REMOVE_PTEX | H_BULK_REMOVE_FLAGS; 2599f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_RESPONSE; 2609f64bd8aSPaolo Bonzini 2619f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_ANDCOND) && (*tsh & H_BULK_REMOVE_AVPN)) { 2629f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_PARM; 2639f64bd8aSPaolo Bonzini return H_PARAMETER; 2649f64bd8aSPaolo Bonzini } 2659f64bd8aSPaolo Bonzini 2669f64bd8aSPaolo Bonzini ret = remove_hpte(env, *tsh & H_BULK_REMOVE_PTEX, tsl, 2679f64bd8aSPaolo Bonzini (*tsh & H_BULK_REMOVE_FLAGS) >> 26, 2689f64bd8aSPaolo Bonzini &v, &r); 2699f64bd8aSPaolo Bonzini 2709f64bd8aSPaolo Bonzini *tsh |= ret << 60; 2719f64bd8aSPaolo Bonzini 2729f64bd8aSPaolo Bonzini switch (ret) { 2739f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 2749f64bd8aSPaolo Bonzini *tsh |= (r & (HPTE_R_C | HPTE_R_R)) << 43; 2759f64bd8aSPaolo Bonzini break; 2769f64bd8aSPaolo Bonzini 2779f64bd8aSPaolo Bonzini case REMOVE_PARM: 2789f64bd8aSPaolo Bonzini return H_PARAMETER; 2799f64bd8aSPaolo Bonzini 2809f64bd8aSPaolo Bonzini case REMOVE_HW: 2819f64bd8aSPaolo Bonzini return H_HARDWARE; 2829f64bd8aSPaolo Bonzini } 2839f64bd8aSPaolo Bonzini } 2849f64bd8aSPaolo Bonzini 2859f64bd8aSPaolo Bonzini return H_SUCCESS; 2869f64bd8aSPaolo Bonzini } 2879f64bd8aSPaolo Bonzini 2889f64bd8aSPaolo Bonzini static target_ulong h_protect(PowerPCCPU *cpu, sPAPREnvironment *spapr, 2899f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2909f64bd8aSPaolo Bonzini { 2919f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 2929f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 2939f64bd8aSPaolo Bonzini target_ulong pte_index = args[1]; 2949f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 2959f64bd8aSPaolo Bonzini uint8_t *hpte; 2969f64bd8aSPaolo Bonzini target_ulong v, r, rb; 2979f64bd8aSPaolo Bonzini 2989f64bd8aSPaolo Bonzini if ((pte_index * HASH_PTE_SIZE_64) & ~env->htab_mask) { 2999f64bd8aSPaolo Bonzini return H_PARAMETER; 3009f64bd8aSPaolo Bonzini } 3019f64bd8aSPaolo Bonzini 3029f64bd8aSPaolo Bonzini hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64); 3039f64bd8aSPaolo Bonzini 3049f64bd8aSPaolo Bonzini v = ldq_p(hpte); 3059f64bd8aSPaolo Bonzini r = ldq_p(hpte + (HASH_PTE_SIZE_64/2)); 3069f64bd8aSPaolo Bonzini 3079f64bd8aSPaolo Bonzini if ((v & HPTE_V_VALID) == 0 || 3089f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn)) { 3099f64bd8aSPaolo Bonzini return H_NOT_FOUND; 3109f64bd8aSPaolo Bonzini } 3119f64bd8aSPaolo Bonzini 3129f64bd8aSPaolo Bonzini r &= ~(HPTE_R_PP0 | HPTE_R_PP | HPTE_R_N | 3139f64bd8aSPaolo Bonzini HPTE_R_KEY_HI | HPTE_R_KEY_LO); 3149f64bd8aSPaolo Bonzini r |= (flags << 55) & HPTE_R_PP0; 3159f64bd8aSPaolo Bonzini r |= (flags << 48) & HPTE_R_KEY_HI; 3169f64bd8aSPaolo Bonzini r |= flags & (HPTE_R_PP | HPTE_R_N | HPTE_R_KEY_LO); 3179f64bd8aSPaolo Bonzini rb = compute_tlbie_rb(v, r, pte_index); 3189f64bd8aSPaolo Bonzini stq_p(hpte, v & ~HPTE_V_VALID); 3199f64bd8aSPaolo Bonzini ppc_tlb_invalidate_one(env, rb); 3209f64bd8aSPaolo Bonzini stq_p(hpte + (HASH_PTE_SIZE_64/2), r); 3219f64bd8aSPaolo Bonzini /* Don't need a memory barrier, due to qemu's global lock */ 3229f64bd8aSPaolo Bonzini stq_p(hpte, v); 3239f64bd8aSPaolo Bonzini return H_SUCCESS; 3249f64bd8aSPaolo Bonzini } 3259f64bd8aSPaolo Bonzini 326fa388916SAnthony Liguori static target_ulong h_read(PowerPCCPU *cpu, sPAPREnvironment *spapr, 327fa388916SAnthony Liguori target_ulong opcode, target_ulong *args) 328fa388916SAnthony Liguori { 329fa388916SAnthony Liguori CPUPPCState *env = &cpu->env; 330fa388916SAnthony Liguori target_ulong flags = args[0]; 331fa388916SAnthony Liguori target_ulong pte_index = args[1]; 332fa388916SAnthony Liguori uint8_t *hpte; 333fa388916SAnthony Liguori int i, ridx, n_entries = 1; 334fa388916SAnthony Liguori 335fa388916SAnthony Liguori if ((pte_index * HASH_PTE_SIZE_64) & ~env->htab_mask) { 336fa388916SAnthony Liguori return H_PARAMETER; 337fa388916SAnthony Liguori } 338fa388916SAnthony Liguori 339fa388916SAnthony Liguori if (flags & H_READ_4) { 340fa388916SAnthony Liguori /* Clear the two low order bits */ 341fa388916SAnthony Liguori pte_index &= ~(3ULL); 342fa388916SAnthony Liguori n_entries = 4; 343fa388916SAnthony Liguori } 344fa388916SAnthony Liguori 345fa388916SAnthony Liguori hpte = env->external_htab + (pte_index * HASH_PTE_SIZE_64); 346fa388916SAnthony Liguori 347fa388916SAnthony Liguori for (i = 0, ridx = 0; i < n_entries; i++) { 348fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte); 349fa388916SAnthony Liguori args[ridx++] = ldq_p(hpte + (HASH_PTE_SIZE_64/2)); 350fa388916SAnthony Liguori hpte += HASH_PTE_SIZE_64; 351fa388916SAnthony Liguori } 352fa388916SAnthony Liguori 353fa388916SAnthony Liguori return H_SUCCESS; 354fa388916SAnthony Liguori } 355fa388916SAnthony Liguori 3569f64bd8aSPaolo Bonzini static target_ulong h_set_dabr(PowerPCCPU *cpu, sPAPREnvironment *spapr, 3579f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 3589f64bd8aSPaolo Bonzini { 3599f64bd8aSPaolo Bonzini /* FIXME: actually implement this */ 3609f64bd8aSPaolo Bonzini return H_HARDWARE; 3619f64bd8aSPaolo Bonzini } 3629f64bd8aSPaolo Bonzini 3639f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_VPA 0x0000200000000000ULL 3649f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_DTL 0x0000400000000000ULL 3659f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_SLBSHADOW 0x0000600000000000ULL 3669f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_VPA 0x0000a00000000000ULL 3679f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_DTL 0x0000c00000000000ULL 3689f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_SLBSHADOW 0x0000e00000000000ULL 3699f64bd8aSPaolo Bonzini 3709f64bd8aSPaolo Bonzini #define VPA_MIN_SIZE 640 3719f64bd8aSPaolo Bonzini #define VPA_SIZE_OFFSET 0x4 3729f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_OFFSET 0x9 3739f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_VAL 0x2 3749f64bd8aSPaolo Bonzini 3759f64bd8aSPaolo Bonzini static target_ulong register_vpa(CPUPPCState *env, target_ulong vpa) 3769f64bd8aSPaolo Bonzini { 3779f64bd8aSPaolo Bonzini uint16_t size; 3789f64bd8aSPaolo Bonzini uint8_t tmp; 3799f64bd8aSPaolo Bonzini 3809f64bd8aSPaolo Bonzini if (vpa == 0) { 3819f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with registering a VPA at logical 0\n"); 3829f64bd8aSPaolo Bonzini return H_HARDWARE; 3839f64bd8aSPaolo Bonzini } 3849f64bd8aSPaolo Bonzini 3859f64bd8aSPaolo Bonzini if (vpa % env->dcache_line_size) { 3869f64bd8aSPaolo Bonzini return H_PARAMETER; 3879f64bd8aSPaolo Bonzini } 3889f64bd8aSPaolo Bonzini /* FIXME: bounds check the address */ 3899f64bd8aSPaolo Bonzini 3909f64bd8aSPaolo Bonzini size = lduw_be_phys(vpa + 0x4); 3919f64bd8aSPaolo Bonzini 3929f64bd8aSPaolo Bonzini if (size < VPA_MIN_SIZE) { 3939f64bd8aSPaolo Bonzini return H_PARAMETER; 3949f64bd8aSPaolo Bonzini } 3959f64bd8aSPaolo Bonzini 3969f64bd8aSPaolo Bonzini /* VPA is not allowed to cross a page boundary */ 3979f64bd8aSPaolo Bonzini if ((vpa / 4096) != ((vpa + size - 1) / 4096)) { 3989f64bd8aSPaolo Bonzini return H_PARAMETER; 3999f64bd8aSPaolo Bonzini } 4009f64bd8aSPaolo Bonzini 4019f64bd8aSPaolo Bonzini env->vpa_addr = vpa; 4029f64bd8aSPaolo Bonzini 4039f64bd8aSPaolo Bonzini tmp = ldub_phys(env->vpa_addr + VPA_SHARED_PROC_OFFSET); 4049f64bd8aSPaolo Bonzini tmp |= VPA_SHARED_PROC_VAL; 4059f64bd8aSPaolo Bonzini stb_phys(env->vpa_addr + VPA_SHARED_PROC_OFFSET, tmp); 4069f64bd8aSPaolo Bonzini 4079f64bd8aSPaolo Bonzini return H_SUCCESS; 4089f64bd8aSPaolo Bonzini } 4099f64bd8aSPaolo Bonzini 4109f64bd8aSPaolo Bonzini static target_ulong deregister_vpa(CPUPPCState *env, target_ulong vpa) 4119f64bd8aSPaolo Bonzini { 4129f64bd8aSPaolo Bonzini if (env->slb_shadow_addr) { 4139f64bd8aSPaolo Bonzini return H_RESOURCE; 4149f64bd8aSPaolo Bonzini } 4159f64bd8aSPaolo Bonzini 4169f64bd8aSPaolo Bonzini if (env->dtl_addr) { 4179f64bd8aSPaolo Bonzini return H_RESOURCE; 4189f64bd8aSPaolo Bonzini } 4199f64bd8aSPaolo Bonzini 4209f64bd8aSPaolo Bonzini env->vpa_addr = 0; 4219f64bd8aSPaolo Bonzini return H_SUCCESS; 4229f64bd8aSPaolo Bonzini } 4239f64bd8aSPaolo Bonzini 4249f64bd8aSPaolo Bonzini static target_ulong register_slb_shadow(CPUPPCState *env, target_ulong addr) 4259f64bd8aSPaolo Bonzini { 4269f64bd8aSPaolo Bonzini uint32_t size; 4279f64bd8aSPaolo Bonzini 4289f64bd8aSPaolo Bonzini if (addr == 0) { 4299f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with SLB shadow at logical 0\n"); 4309f64bd8aSPaolo Bonzini return H_HARDWARE; 4319f64bd8aSPaolo Bonzini } 4329f64bd8aSPaolo Bonzini 4339f64bd8aSPaolo Bonzini size = ldl_be_phys(addr + 0x4); 4349f64bd8aSPaolo Bonzini if (size < 0x8) { 4359f64bd8aSPaolo Bonzini return H_PARAMETER; 4369f64bd8aSPaolo Bonzini } 4379f64bd8aSPaolo Bonzini 4389f64bd8aSPaolo Bonzini if ((addr / 4096) != ((addr + size - 1) / 4096)) { 4399f64bd8aSPaolo Bonzini return H_PARAMETER; 4409f64bd8aSPaolo Bonzini } 4419f64bd8aSPaolo Bonzini 4429f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 4439f64bd8aSPaolo Bonzini return H_RESOURCE; 4449f64bd8aSPaolo Bonzini } 4459f64bd8aSPaolo Bonzini 4469f64bd8aSPaolo Bonzini env->slb_shadow_addr = addr; 4479f64bd8aSPaolo Bonzini env->slb_shadow_size = size; 4489f64bd8aSPaolo Bonzini 4499f64bd8aSPaolo Bonzini return H_SUCCESS; 4509f64bd8aSPaolo Bonzini } 4519f64bd8aSPaolo Bonzini 4529f64bd8aSPaolo Bonzini static target_ulong deregister_slb_shadow(CPUPPCState *env, target_ulong addr) 4539f64bd8aSPaolo Bonzini { 4549f64bd8aSPaolo Bonzini env->slb_shadow_addr = 0; 4559f64bd8aSPaolo Bonzini env->slb_shadow_size = 0; 4569f64bd8aSPaolo Bonzini return H_SUCCESS; 4579f64bd8aSPaolo Bonzini } 4589f64bd8aSPaolo Bonzini 4599f64bd8aSPaolo Bonzini static target_ulong register_dtl(CPUPPCState *env, target_ulong addr) 4609f64bd8aSPaolo Bonzini { 4619f64bd8aSPaolo Bonzini uint32_t size; 4629f64bd8aSPaolo Bonzini 4639f64bd8aSPaolo Bonzini if (addr == 0) { 4649f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with DTL at logical 0\n"); 4659f64bd8aSPaolo Bonzini return H_HARDWARE; 4669f64bd8aSPaolo Bonzini } 4679f64bd8aSPaolo Bonzini 4689f64bd8aSPaolo Bonzini size = ldl_be_phys(addr + 0x4); 4699f64bd8aSPaolo Bonzini 4709f64bd8aSPaolo Bonzini if (size < 48) { 4719f64bd8aSPaolo Bonzini return H_PARAMETER; 4729f64bd8aSPaolo Bonzini } 4739f64bd8aSPaolo Bonzini 4749f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 4759f64bd8aSPaolo Bonzini return H_RESOURCE; 4769f64bd8aSPaolo Bonzini } 4779f64bd8aSPaolo Bonzini 4789f64bd8aSPaolo Bonzini env->dtl_addr = addr; 4799f64bd8aSPaolo Bonzini env->dtl_size = size; 4809f64bd8aSPaolo Bonzini 4819f64bd8aSPaolo Bonzini return H_SUCCESS; 4829f64bd8aSPaolo Bonzini } 4839f64bd8aSPaolo Bonzini 4849f64bd8aSPaolo Bonzini static target_ulong deregister_dtl(CPUPPCState *env, target_ulong addr) 4859f64bd8aSPaolo Bonzini { 4869f64bd8aSPaolo Bonzini env->dtl_addr = 0; 4879f64bd8aSPaolo Bonzini env->dtl_size = 0; 4889f64bd8aSPaolo Bonzini 4899f64bd8aSPaolo Bonzini return H_SUCCESS; 4909f64bd8aSPaolo Bonzini } 4919f64bd8aSPaolo Bonzini 4929f64bd8aSPaolo Bonzini static target_ulong h_register_vpa(PowerPCCPU *cpu, sPAPREnvironment *spapr, 4939f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 4949f64bd8aSPaolo Bonzini { 4959f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 4969f64bd8aSPaolo Bonzini target_ulong procno = args[1]; 4979f64bd8aSPaolo Bonzini target_ulong vpa = args[2]; 4989f64bd8aSPaolo Bonzini target_ulong ret = H_PARAMETER; 4999f64bd8aSPaolo Bonzini CPUPPCState *tenv; 5009f64bd8aSPaolo Bonzini CPUState *tcpu; 5019f64bd8aSPaolo Bonzini 5029f64bd8aSPaolo Bonzini tcpu = qemu_get_cpu(procno); 5039f64bd8aSPaolo Bonzini if (!tcpu) { 5049f64bd8aSPaolo Bonzini return H_PARAMETER; 5059f64bd8aSPaolo Bonzini } 5069f64bd8aSPaolo Bonzini tenv = tcpu->env_ptr; 5079f64bd8aSPaolo Bonzini 5089f64bd8aSPaolo Bonzini switch (flags) { 5099f64bd8aSPaolo Bonzini case FLAGS_REGISTER_VPA: 5109f64bd8aSPaolo Bonzini ret = register_vpa(tenv, vpa); 5119f64bd8aSPaolo Bonzini break; 5129f64bd8aSPaolo Bonzini 5139f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_VPA: 5149f64bd8aSPaolo Bonzini ret = deregister_vpa(tenv, vpa); 5159f64bd8aSPaolo Bonzini break; 5169f64bd8aSPaolo Bonzini 5179f64bd8aSPaolo Bonzini case FLAGS_REGISTER_SLBSHADOW: 5189f64bd8aSPaolo Bonzini ret = register_slb_shadow(tenv, vpa); 5199f64bd8aSPaolo Bonzini break; 5209f64bd8aSPaolo Bonzini 5219f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_SLBSHADOW: 5229f64bd8aSPaolo Bonzini ret = deregister_slb_shadow(tenv, vpa); 5239f64bd8aSPaolo Bonzini break; 5249f64bd8aSPaolo Bonzini 5259f64bd8aSPaolo Bonzini case FLAGS_REGISTER_DTL: 5269f64bd8aSPaolo Bonzini ret = register_dtl(tenv, vpa); 5279f64bd8aSPaolo Bonzini break; 5289f64bd8aSPaolo Bonzini 5299f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_DTL: 5309f64bd8aSPaolo Bonzini ret = deregister_dtl(tenv, vpa); 5319f64bd8aSPaolo Bonzini break; 5329f64bd8aSPaolo Bonzini } 5339f64bd8aSPaolo Bonzini 5349f64bd8aSPaolo Bonzini return ret; 5359f64bd8aSPaolo Bonzini } 5369f64bd8aSPaolo Bonzini 5379f64bd8aSPaolo Bonzini static target_ulong h_cede(PowerPCCPU *cpu, sPAPREnvironment *spapr, 5389f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5399f64bd8aSPaolo Bonzini { 5409f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 5419f64bd8aSPaolo Bonzini CPUState *cs = CPU(cpu); 5429f64bd8aSPaolo Bonzini 5439f64bd8aSPaolo Bonzini env->msr |= (1ULL << MSR_EE); 5449f64bd8aSPaolo Bonzini hreg_compute_hflags(env); 5459f64bd8aSPaolo Bonzini if (!cpu_has_work(cs)) { 546*259186a7SAndreas Färber cs->halted = 1; 5479f64bd8aSPaolo Bonzini env->exception_index = EXCP_HLT; 5489f64bd8aSPaolo Bonzini cs->exit_request = 1; 5499f64bd8aSPaolo Bonzini } 5509f64bd8aSPaolo Bonzini return H_SUCCESS; 5519f64bd8aSPaolo Bonzini } 5529f64bd8aSPaolo Bonzini 5539f64bd8aSPaolo Bonzini static target_ulong h_rtas(PowerPCCPU *cpu, sPAPREnvironment *spapr, 5549f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5559f64bd8aSPaolo Bonzini { 5569f64bd8aSPaolo Bonzini target_ulong rtas_r3 = args[0]; 5579f64bd8aSPaolo Bonzini uint32_t token = ldl_be_phys(rtas_r3); 5589f64bd8aSPaolo Bonzini uint32_t nargs = ldl_be_phys(rtas_r3 + 4); 5599f64bd8aSPaolo Bonzini uint32_t nret = ldl_be_phys(rtas_r3 + 8); 5609f64bd8aSPaolo Bonzini 5619f64bd8aSPaolo Bonzini return spapr_rtas_call(spapr, token, nargs, rtas_r3 + 12, 5629f64bd8aSPaolo Bonzini nret, rtas_r3 + 12 + 4*nargs); 5639f64bd8aSPaolo Bonzini } 5649f64bd8aSPaolo Bonzini 5659f64bd8aSPaolo Bonzini static target_ulong h_logical_load(PowerPCCPU *cpu, sPAPREnvironment *spapr, 5669f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5679f64bd8aSPaolo Bonzini { 5689f64bd8aSPaolo Bonzini target_ulong size = args[0]; 5699f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 5709f64bd8aSPaolo Bonzini 5719f64bd8aSPaolo Bonzini switch (size) { 5729f64bd8aSPaolo Bonzini case 1: 5739f64bd8aSPaolo Bonzini args[0] = ldub_phys(addr); 5749f64bd8aSPaolo Bonzini return H_SUCCESS; 5759f64bd8aSPaolo Bonzini case 2: 5769f64bd8aSPaolo Bonzini args[0] = lduw_phys(addr); 5779f64bd8aSPaolo Bonzini return H_SUCCESS; 5789f64bd8aSPaolo Bonzini case 4: 5799f64bd8aSPaolo Bonzini args[0] = ldl_phys(addr); 5809f64bd8aSPaolo Bonzini return H_SUCCESS; 5819f64bd8aSPaolo Bonzini case 8: 5829f64bd8aSPaolo Bonzini args[0] = ldq_phys(addr); 5839f64bd8aSPaolo Bonzini return H_SUCCESS; 5849f64bd8aSPaolo Bonzini } 5859f64bd8aSPaolo Bonzini return H_PARAMETER; 5869f64bd8aSPaolo Bonzini } 5879f64bd8aSPaolo Bonzini 5889f64bd8aSPaolo Bonzini static target_ulong h_logical_store(PowerPCCPU *cpu, sPAPREnvironment *spapr, 5899f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5909f64bd8aSPaolo Bonzini { 5919f64bd8aSPaolo Bonzini target_ulong size = args[0]; 5929f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 5939f64bd8aSPaolo Bonzini target_ulong val = args[2]; 5949f64bd8aSPaolo Bonzini 5959f64bd8aSPaolo Bonzini switch (size) { 5969f64bd8aSPaolo Bonzini case 1: 5979f64bd8aSPaolo Bonzini stb_phys(addr, val); 5989f64bd8aSPaolo Bonzini return H_SUCCESS; 5999f64bd8aSPaolo Bonzini case 2: 6009f64bd8aSPaolo Bonzini stw_phys(addr, val); 6019f64bd8aSPaolo Bonzini return H_SUCCESS; 6029f64bd8aSPaolo Bonzini case 4: 6039f64bd8aSPaolo Bonzini stl_phys(addr, val); 6049f64bd8aSPaolo Bonzini return H_SUCCESS; 6059f64bd8aSPaolo Bonzini case 8: 6069f64bd8aSPaolo Bonzini stq_phys(addr, val); 6079f64bd8aSPaolo Bonzini return H_SUCCESS; 6089f64bd8aSPaolo Bonzini } 6099f64bd8aSPaolo Bonzini return H_PARAMETER; 6109f64bd8aSPaolo Bonzini } 6119f64bd8aSPaolo Bonzini 6129f64bd8aSPaolo Bonzini static target_ulong h_logical_memop(PowerPCCPU *cpu, sPAPREnvironment *spapr, 6139f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6149f64bd8aSPaolo Bonzini { 6159f64bd8aSPaolo Bonzini target_ulong dst = args[0]; /* Destination address */ 6169f64bd8aSPaolo Bonzini target_ulong src = args[1]; /* Source address */ 6179f64bd8aSPaolo Bonzini target_ulong esize = args[2]; /* Element size (0=1,1=2,2=4,3=8) */ 6189f64bd8aSPaolo Bonzini target_ulong count = args[3]; /* Element count */ 6199f64bd8aSPaolo Bonzini target_ulong op = args[4]; /* 0 = copy, 1 = invert */ 6209f64bd8aSPaolo Bonzini uint64_t tmp; 6219f64bd8aSPaolo Bonzini unsigned int mask = (1 << esize) - 1; 6229f64bd8aSPaolo Bonzini int step = 1 << esize; 6239f64bd8aSPaolo Bonzini 6249f64bd8aSPaolo Bonzini if (count > 0x80000000) { 6259f64bd8aSPaolo Bonzini return H_PARAMETER; 6269f64bd8aSPaolo Bonzini } 6279f64bd8aSPaolo Bonzini 6289f64bd8aSPaolo Bonzini if ((dst & mask) || (src & mask) || (op > 1)) { 6299f64bd8aSPaolo Bonzini return H_PARAMETER; 6309f64bd8aSPaolo Bonzini } 6319f64bd8aSPaolo Bonzini 6329f64bd8aSPaolo Bonzini if (dst >= src && dst < (src + (count << esize))) { 6339f64bd8aSPaolo Bonzini dst = dst + ((count - 1) << esize); 6349f64bd8aSPaolo Bonzini src = src + ((count - 1) << esize); 6359f64bd8aSPaolo Bonzini step = -step; 6369f64bd8aSPaolo Bonzini } 6379f64bd8aSPaolo Bonzini 6389f64bd8aSPaolo Bonzini while (count--) { 6399f64bd8aSPaolo Bonzini switch (esize) { 6409f64bd8aSPaolo Bonzini case 0: 6419f64bd8aSPaolo Bonzini tmp = ldub_phys(src); 6429f64bd8aSPaolo Bonzini break; 6439f64bd8aSPaolo Bonzini case 1: 6449f64bd8aSPaolo Bonzini tmp = lduw_phys(src); 6459f64bd8aSPaolo Bonzini break; 6469f64bd8aSPaolo Bonzini case 2: 6479f64bd8aSPaolo Bonzini tmp = ldl_phys(src); 6489f64bd8aSPaolo Bonzini break; 6499f64bd8aSPaolo Bonzini case 3: 6509f64bd8aSPaolo Bonzini tmp = ldq_phys(src); 6519f64bd8aSPaolo Bonzini break; 6529f64bd8aSPaolo Bonzini default: 6539f64bd8aSPaolo Bonzini return H_PARAMETER; 6549f64bd8aSPaolo Bonzini } 6559f64bd8aSPaolo Bonzini if (op == 1) { 6569f64bd8aSPaolo Bonzini tmp = ~tmp; 6579f64bd8aSPaolo Bonzini } 6589f64bd8aSPaolo Bonzini switch (esize) { 6599f64bd8aSPaolo Bonzini case 0: 6609f64bd8aSPaolo Bonzini stb_phys(dst, tmp); 6619f64bd8aSPaolo Bonzini break; 6629f64bd8aSPaolo Bonzini case 1: 6639f64bd8aSPaolo Bonzini stw_phys(dst, tmp); 6649f64bd8aSPaolo Bonzini break; 6659f64bd8aSPaolo Bonzini case 2: 6669f64bd8aSPaolo Bonzini stl_phys(dst, tmp); 6679f64bd8aSPaolo Bonzini break; 6689f64bd8aSPaolo Bonzini case 3: 6699f64bd8aSPaolo Bonzini stq_phys(dst, tmp); 6709f64bd8aSPaolo Bonzini break; 6719f64bd8aSPaolo Bonzini } 6729f64bd8aSPaolo Bonzini dst = dst + step; 6739f64bd8aSPaolo Bonzini src = src + step; 6749f64bd8aSPaolo Bonzini } 6759f64bd8aSPaolo Bonzini 6769f64bd8aSPaolo Bonzini return H_SUCCESS; 6779f64bd8aSPaolo Bonzini } 6789f64bd8aSPaolo Bonzini 6799f64bd8aSPaolo Bonzini static target_ulong h_logical_icbi(PowerPCCPU *cpu, sPAPREnvironment *spapr, 6809f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6819f64bd8aSPaolo Bonzini { 6829f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 6839f64bd8aSPaolo Bonzini return H_SUCCESS; 6849f64bd8aSPaolo Bonzini } 6859f64bd8aSPaolo Bonzini 6869f64bd8aSPaolo Bonzini static target_ulong h_logical_dcbf(PowerPCCPU *cpu, sPAPREnvironment *spapr, 6879f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6889f64bd8aSPaolo Bonzini { 6899f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 6909f64bd8aSPaolo Bonzini return H_SUCCESS; 6919f64bd8aSPaolo Bonzini } 6929f64bd8aSPaolo Bonzini 6939f64bd8aSPaolo Bonzini static spapr_hcall_fn papr_hypercall_table[(MAX_HCALL_OPCODE / 4) + 1]; 6949f64bd8aSPaolo Bonzini static spapr_hcall_fn kvmppc_hypercall_table[KVMPPC_HCALL_MAX - KVMPPC_HCALL_BASE + 1]; 6959f64bd8aSPaolo Bonzini 6969f64bd8aSPaolo Bonzini void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn) 6979f64bd8aSPaolo Bonzini { 6989f64bd8aSPaolo Bonzini spapr_hcall_fn *slot; 6999f64bd8aSPaolo Bonzini 7009f64bd8aSPaolo Bonzini if (opcode <= MAX_HCALL_OPCODE) { 7019f64bd8aSPaolo Bonzini assert((opcode & 0x3) == 0); 7029f64bd8aSPaolo Bonzini 7039f64bd8aSPaolo Bonzini slot = &papr_hypercall_table[opcode / 4]; 7049f64bd8aSPaolo Bonzini } else { 7059f64bd8aSPaolo Bonzini assert((opcode >= KVMPPC_HCALL_BASE) && (opcode <= KVMPPC_HCALL_MAX)); 7069f64bd8aSPaolo Bonzini 7079f64bd8aSPaolo Bonzini slot = &kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 7089f64bd8aSPaolo Bonzini } 7099f64bd8aSPaolo Bonzini 7109f64bd8aSPaolo Bonzini assert(!(*slot)); 7119f64bd8aSPaolo Bonzini *slot = fn; 7129f64bd8aSPaolo Bonzini } 7139f64bd8aSPaolo Bonzini 7149f64bd8aSPaolo Bonzini target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 7159f64bd8aSPaolo Bonzini target_ulong *args) 7169f64bd8aSPaolo Bonzini { 7179f64bd8aSPaolo Bonzini if ((opcode <= MAX_HCALL_OPCODE) 7189f64bd8aSPaolo Bonzini && ((opcode & 0x3) == 0)) { 7199f64bd8aSPaolo Bonzini spapr_hcall_fn fn = papr_hypercall_table[opcode / 4]; 7209f64bd8aSPaolo Bonzini 7219f64bd8aSPaolo Bonzini if (fn) { 7229f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 7239f64bd8aSPaolo Bonzini } 7249f64bd8aSPaolo Bonzini } else if ((opcode >= KVMPPC_HCALL_BASE) && 7259f64bd8aSPaolo Bonzini (opcode <= KVMPPC_HCALL_MAX)) { 7269f64bd8aSPaolo Bonzini spapr_hcall_fn fn = kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 7279f64bd8aSPaolo Bonzini 7289f64bd8aSPaolo Bonzini if (fn) { 7299f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 7309f64bd8aSPaolo Bonzini } 7319f64bd8aSPaolo Bonzini } 7329f64bd8aSPaolo Bonzini 7339f64bd8aSPaolo Bonzini hcall_dprintf("Unimplemented hcall 0x" TARGET_FMT_lx "\n", opcode); 7349f64bd8aSPaolo Bonzini return H_FUNCTION; 7359f64bd8aSPaolo Bonzini } 7369f64bd8aSPaolo Bonzini 7379f64bd8aSPaolo Bonzini static void hypercall_register_types(void) 7389f64bd8aSPaolo Bonzini { 7399f64bd8aSPaolo Bonzini /* hcall-pft */ 7409f64bd8aSPaolo Bonzini spapr_register_hypercall(H_ENTER, h_enter); 7419f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REMOVE, h_remove); 7429f64bd8aSPaolo Bonzini spapr_register_hypercall(H_PROTECT, h_protect); 743fa388916SAnthony Liguori spapr_register_hypercall(H_READ, h_read); 7449f64bd8aSPaolo Bonzini 7459f64bd8aSPaolo Bonzini /* hcall-bulk */ 7469f64bd8aSPaolo Bonzini spapr_register_hypercall(H_BULK_REMOVE, h_bulk_remove); 7479f64bd8aSPaolo Bonzini 7489f64bd8aSPaolo Bonzini /* hcall-dabr */ 7499f64bd8aSPaolo Bonzini spapr_register_hypercall(H_SET_DABR, h_set_dabr); 7509f64bd8aSPaolo Bonzini 7519f64bd8aSPaolo Bonzini /* hcall-splpar */ 7529f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REGISTER_VPA, h_register_vpa); 7539f64bd8aSPaolo Bonzini spapr_register_hypercall(H_CEDE, h_cede); 7549f64bd8aSPaolo Bonzini 7559f64bd8aSPaolo Bonzini /* "debugger" hcalls (also used by SLOF). Note: We do -not- differenciate 7569f64bd8aSPaolo Bonzini * here between the "CI" and the "CACHE" variants, they will use whatever 7579f64bd8aSPaolo Bonzini * mapping attributes qemu is using. When using KVM, the kernel will 7589f64bd8aSPaolo Bonzini * enforce the attributes more strongly 7599f64bd8aSPaolo Bonzini */ 7609f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_LOAD, h_logical_load); 7619f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_STORE, h_logical_store); 7629f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_LOAD, h_logical_load); 7639f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_STORE, h_logical_store); 7649f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_ICBI, h_logical_icbi); 7659f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_DCBF, h_logical_dcbf); 7669f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_LOGICAL_MEMOP, h_logical_memop); 7679f64bd8aSPaolo Bonzini 7689f64bd8aSPaolo Bonzini /* qemu/KVM-PPC specific hcalls */ 7699f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_RTAS, h_rtas); 7709f64bd8aSPaolo Bonzini } 7719f64bd8aSPaolo Bonzini 7729f64bd8aSPaolo Bonzini type_init(hypercall_register_types) 773