10d75590dSPeter Maydell #include "qemu/osdep.h" 2da34e65cSMarkus Armbruster #include "qapi/error.h" 3b3946626SVincent Palatin #include "sysemu/hw_accel.h" 49f64bd8aSPaolo Bonzini #include "sysemu/sysemu.h" 503dd024fSPaolo Bonzini #include "qemu/log.h" 69f64bd8aSPaolo Bonzini #include "cpu.h" 763c91552SPaolo Bonzini #include "exec/exec-all.h" 89f64bd8aSPaolo Bonzini #include "helper_regs.h" 90d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 10d5aea6f3SDavid Gibson #include "mmu-hash64.h" 113794d548SAlexey Kardashevskiy #include "cpu-models.h" 123794d548SAlexey Kardashevskiy #include "trace.h" 133794d548SAlexey Kardashevskiy #include "kvm_ppc.h" 14facdb8b6SMichael Roth #include "hw/ppc/spapr_ovec.h" 159f64bd8aSPaolo Bonzini 16a46622fdSAlexey Kardashevskiy struct SPRSyncState { 17a46622fdSAlexey Kardashevskiy int spr; 18a46622fdSAlexey Kardashevskiy target_ulong value; 19a46622fdSAlexey Kardashevskiy target_ulong mask; 20a46622fdSAlexey Kardashevskiy }; 21a46622fdSAlexey Kardashevskiy 2214e6fe12SPaolo Bonzini static void do_spr_sync(CPUState *cs, run_on_cpu_data arg) 23a46622fdSAlexey Kardashevskiy { 2414e6fe12SPaolo Bonzini struct SPRSyncState *s = arg.host_ptr; 25e0eeb4a2SAlex Bennée PowerPCCPU *cpu = POWERPC_CPU(cs); 26a46622fdSAlexey Kardashevskiy CPUPPCState *env = &cpu->env; 27a46622fdSAlexey Kardashevskiy 28e0eeb4a2SAlex Bennée cpu_synchronize_state(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 .spr = spr, 38a46622fdSAlexey Kardashevskiy .value = value, 39a46622fdSAlexey Kardashevskiy .mask = mask 40a46622fdSAlexey Kardashevskiy }; 4114e6fe12SPaolo Bonzini run_on_cpu(cs, do_spr_sync, RUN_ON_CPU_HOST_PTR(&s)); 42a46622fdSAlexey Kardashevskiy } 43a46622fdSAlexey Kardashevskiy 44af08a58fSThomas Huth static bool has_spr(PowerPCCPU *cpu, int spr) 45af08a58fSThomas Huth { 46af08a58fSThomas Huth /* We can test whether the SPR is defined by checking for a valid name */ 47af08a58fSThomas Huth return cpu->env.spr_cb[spr].name != NULL; 48af08a58fSThomas Huth } 49af08a58fSThomas Huth 50c6404adeSDavid Gibson static inline bool valid_ptex(PowerPCCPU *cpu, target_ulong ptex) 51f3c75d42SAneesh Kumar K.V { 52f3c75d42SAneesh Kumar K.V /* 53*36778660SDavid Gibson * hash value/pteg group index is normalized by HPT mask 54f3c75d42SAneesh Kumar K.V */ 55*36778660SDavid Gibson if (((ptex & ~7ULL) / HPTES_PER_GROUP) & ~ppc_hash64_hpt_mask(cpu)) { 56f3c75d42SAneesh Kumar K.V return false; 57f3c75d42SAneesh Kumar K.V } 58f3c75d42SAneesh Kumar K.V return true; 59f3c75d42SAneesh Kumar K.V } 60f3c75d42SAneesh Kumar K.V 61ecbc25faSDavid Gibson static bool is_ram_address(sPAPRMachineState *spapr, hwaddr addr) 62ecbc25faSDavid Gibson { 63ecbc25faSDavid Gibson MachineState *machine = MACHINE(spapr); 64ecbc25faSDavid Gibson MemoryHotplugState *hpms = &spapr->hotplug_memory; 65ecbc25faSDavid Gibson 66ecbc25faSDavid Gibson if (addr < machine->ram_size) { 67ecbc25faSDavid Gibson return true; 68ecbc25faSDavid Gibson } 69ecbc25faSDavid Gibson if ((addr >= hpms->base) 70ecbc25faSDavid Gibson && ((addr - hpms->base) < memory_region_size(&hpms->mr))) { 71ecbc25faSDavid Gibson return true; 72ecbc25faSDavid Gibson } 73ecbc25faSDavid Gibson 74ecbc25faSDavid Gibson return false; 75ecbc25faSDavid Gibson } 76ecbc25faSDavid Gibson 7728e02042SDavid Gibson static target_ulong h_enter(PowerPCCPU *cpu, sPAPRMachineState *spapr, 789f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 799f64bd8aSPaolo Bonzini { 809f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 81c6404adeSDavid Gibson target_ulong ptex = args[1]; 829f64bd8aSPaolo Bonzini target_ulong pteh = args[2]; 839f64bd8aSPaolo Bonzini target_ulong ptel = args[3]; 841f0252e6SCédric Le Goater unsigned apshift; 859f64bd8aSPaolo Bonzini target_ulong raddr; 86c6404adeSDavid Gibson target_ulong slot; 877222b94aSDavid Gibson const ppc_hash_pte64_t *hptes; 889f64bd8aSPaolo Bonzini 891f0252e6SCédric Le Goater apshift = ppc_hash64_hpte_page_shift_noslb(cpu, pteh, ptel); 901114e712SDavid Gibson if (!apshift) { 911114e712SDavid Gibson /* Bad page size encoding */ 929f64bd8aSPaolo Bonzini return H_PARAMETER; 939f64bd8aSPaolo Bonzini } 949f64bd8aSPaolo Bonzini 951114e712SDavid Gibson raddr = (ptel & HPTE64_R_RPN) & ~((1ULL << apshift) - 1); 969f64bd8aSPaolo Bonzini 97ecbc25faSDavid Gibson if (is_ram_address(spapr, raddr)) { 989f64bd8aSPaolo Bonzini /* Regular RAM - should have WIMG=0010 */ 99d5aea6f3SDavid Gibson if ((ptel & HPTE64_R_WIMG) != HPTE64_R_M) { 1009f64bd8aSPaolo Bonzini return H_PARAMETER; 1019f64bd8aSPaolo Bonzini } 1029f64bd8aSPaolo Bonzini } else { 103c1175907SAneesh Kumar K.V target_ulong wimg_flags; 1049f64bd8aSPaolo Bonzini /* Looks like an IO address */ 1059f64bd8aSPaolo Bonzini /* FIXME: What WIMG combinations could be sensible for IO? 1069f64bd8aSPaolo Bonzini * For now we allow WIMG=010x, but are there others? */ 1079f64bd8aSPaolo Bonzini /* FIXME: Should we check against registered IO addresses? */ 108c1175907SAneesh Kumar K.V wimg_flags = (ptel & (HPTE64_R_W | HPTE64_R_I | HPTE64_R_M)); 109c1175907SAneesh Kumar K.V 110c1175907SAneesh Kumar K.V if (wimg_flags != HPTE64_R_I && 111c1175907SAneesh Kumar K.V wimg_flags != (HPTE64_R_I | HPTE64_R_M)) { 1129f64bd8aSPaolo Bonzini return H_PARAMETER; 1139f64bd8aSPaolo Bonzini } 1149f64bd8aSPaolo Bonzini } 1159f64bd8aSPaolo Bonzini 1169f64bd8aSPaolo Bonzini pteh &= ~0x60ULL; 1179f64bd8aSPaolo Bonzini 118c6404adeSDavid Gibson if (!valid_ptex(cpu, ptex)) { 1199f64bd8aSPaolo Bonzini return H_PARAMETER; 1209f64bd8aSPaolo Bonzini } 1217c43bca0SAneesh Kumar K.V 122c6404adeSDavid Gibson slot = ptex & 7ULL; 123c6404adeSDavid Gibson ptex = ptex & ~7ULL; 124c6404adeSDavid Gibson 1259f64bd8aSPaolo Bonzini if (likely((flags & H_EXACT) == 0)) { 1267222b94aSDavid Gibson hptes = ppc_hash64_map_hptes(cpu, ptex, HPTES_PER_GROUP); 127c6404adeSDavid Gibson for (slot = 0; slot < 8; slot++) { 1287222b94aSDavid Gibson if (!(ppc_hash64_hpte0(cpu, hptes, slot) & HPTE64_V_VALID)) { 1299f64bd8aSPaolo Bonzini break; 1309f64bd8aSPaolo Bonzini } 1317aaf4957SAneesh Kumar K.V } 1327222b94aSDavid Gibson ppc_hash64_unmap_hptes(cpu, hptes, ptex, HPTES_PER_GROUP); 133c6404adeSDavid Gibson if (slot == 8) { 1347aaf4957SAneesh Kumar K.V return H_PTEG_FULL; 1357aaf4957SAneesh Kumar K.V } 1369f64bd8aSPaolo Bonzini } else { 1377222b94aSDavid Gibson hptes = ppc_hash64_map_hptes(cpu, ptex + slot, 1); 1387222b94aSDavid Gibson if (ppc_hash64_hpte0(cpu, hptes, 0) & HPTE64_V_VALID) { 1397222b94aSDavid Gibson ppc_hash64_unmap_hptes(cpu, hptes, ptex + slot, 1); 1409f64bd8aSPaolo Bonzini return H_PTEG_FULL; 1419f64bd8aSPaolo Bonzini } 1427222b94aSDavid Gibson ppc_hash64_unmap_hptes(cpu, hptes, ptex, 1); 1439f64bd8aSPaolo Bonzini } 1447c43bca0SAneesh Kumar K.V 145c6404adeSDavid Gibson ppc_hash64_store_hpte(cpu, ptex + slot, pteh | HPTE64_V_HPTE_DIRTY, ptel); 1469f64bd8aSPaolo Bonzini 147c6404adeSDavid Gibson args[0] = ptex + slot; 1489f64bd8aSPaolo Bonzini return H_SUCCESS; 1499f64bd8aSPaolo Bonzini } 1509f64bd8aSPaolo Bonzini 151a3801402SStefan Weil typedef enum { 1529f64bd8aSPaolo Bonzini REMOVE_SUCCESS = 0, 1539f64bd8aSPaolo Bonzini REMOVE_NOT_FOUND = 1, 1549f64bd8aSPaolo Bonzini REMOVE_PARM = 2, 1559f64bd8aSPaolo Bonzini REMOVE_HW = 3, 156a3801402SStefan Weil } RemoveResult; 1579f64bd8aSPaolo Bonzini 1587ef23068SDavid Gibson static RemoveResult remove_hpte(PowerPCCPU *cpu, target_ulong ptex, 1599f64bd8aSPaolo Bonzini target_ulong avpn, 1609f64bd8aSPaolo Bonzini target_ulong flags, 1619f64bd8aSPaolo Bonzini target_ulong *vp, target_ulong *rp) 1629f64bd8aSPaolo Bonzini { 1637222b94aSDavid Gibson const ppc_hash_pte64_t *hptes; 16461a36c9bSDavid Gibson target_ulong v, r; 1659f64bd8aSPaolo Bonzini 166c6404adeSDavid Gibson if (!valid_ptex(cpu, ptex)) { 1679f64bd8aSPaolo Bonzini return REMOVE_PARM; 1689f64bd8aSPaolo Bonzini } 1699f64bd8aSPaolo Bonzini 1707222b94aSDavid Gibson hptes = ppc_hash64_map_hptes(cpu, ptex, 1); 1717222b94aSDavid Gibson v = ppc_hash64_hpte0(cpu, hptes, 0); 1727222b94aSDavid Gibson r = ppc_hash64_hpte1(cpu, hptes, 0); 1737222b94aSDavid Gibson ppc_hash64_unmap_hptes(cpu, hptes, ptex, 1); 1749f64bd8aSPaolo Bonzini 175d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 1769f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn) || 1779f64bd8aSPaolo Bonzini ((flags & H_ANDCOND) && (v & avpn) != 0)) { 1789f64bd8aSPaolo Bonzini return REMOVE_NOT_FOUND; 1799f64bd8aSPaolo Bonzini } 1809f64bd8aSPaolo Bonzini *vp = v; 1819f64bd8aSPaolo Bonzini *rp = r; 1827ef23068SDavid Gibson ppc_hash64_store_hpte(cpu, ptex, HPTE64_V_HPTE_DIRTY, 0); 18361a36c9bSDavid Gibson ppc_hash64_tlb_flush_hpte(cpu, ptex, v, r); 1849f64bd8aSPaolo Bonzini return REMOVE_SUCCESS; 1859f64bd8aSPaolo Bonzini } 1869f64bd8aSPaolo Bonzini 18728e02042SDavid Gibson static target_ulong h_remove(PowerPCCPU *cpu, sPAPRMachineState *spapr, 1889f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 1899f64bd8aSPaolo Bonzini { 190cd0c6f47SBenjamin Herrenschmidt CPUPPCState *env = &cpu->env; 1919f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 192c6404adeSDavid Gibson target_ulong ptex = args[1]; 1939f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 194a3801402SStefan Weil RemoveResult ret; 1959f64bd8aSPaolo Bonzini 196c6404adeSDavid Gibson ret = remove_hpte(cpu, ptex, avpn, flags, 1979f64bd8aSPaolo Bonzini &args[0], &args[1]); 1989f64bd8aSPaolo Bonzini 1999f64bd8aSPaolo Bonzini switch (ret) { 2009f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 201e3cffe6fSNikunj A Dadhania check_tlb_flush(env, true); 2029f64bd8aSPaolo Bonzini return H_SUCCESS; 2039f64bd8aSPaolo Bonzini 2049f64bd8aSPaolo Bonzini case REMOVE_NOT_FOUND: 2059f64bd8aSPaolo Bonzini return H_NOT_FOUND; 2069f64bd8aSPaolo Bonzini 2079f64bd8aSPaolo Bonzini case REMOVE_PARM: 2089f64bd8aSPaolo Bonzini return H_PARAMETER; 2099f64bd8aSPaolo Bonzini 2109f64bd8aSPaolo Bonzini case REMOVE_HW: 2119f64bd8aSPaolo Bonzini return H_HARDWARE; 2129f64bd8aSPaolo Bonzini } 2139f64bd8aSPaolo Bonzini 2149a39970dSStefan Weil g_assert_not_reached(); 2159f64bd8aSPaolo Bonzini } 2169f64bd8aSPaolo Bonzini 2179f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_TYPE 0xc000000000000000ULL 2189f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_REQUEST 0x4000000000000000ULL 2199f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RESPONSE 0x8000000000000000ULL 2209f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_END 0xc000000000000000ULL 2219f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_CODE 0x3000000000000000ULL 2229f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_SUCCESS 0x0000000000000000ULL 2239f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_NOT_FOUND 0x1000000000000000ULL 2249f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PARM 0x2000000000000000ULL 2259f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_HW 0x3000000000000000ULL 2269f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_RC 0x0c00000000000000ULL 2279f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_FLAGS 0x0300000000000000ULL 2289f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ABSOLUTE 0x0000000000000000ULL 2299f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_ANDCOND 0x0100000000000000ULL 2309f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_AVPN 0x0200000000000000ULL 2319f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_PTEX 0x00ffffffffffffffULL 2329f64bd8aSPaolo Bonzini 2339f64bd8aSPaolo Bonzini #define H_BULK_REMOVE_MAX_BATCH 4 2349f64bd8aSPaolo Bonzini 23528e02042SDavid Gibson static target_ulong h_bulk_remove(PowerPCCPU *cpu, sPAPRMachineState *spapr, 2369f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2379f64bd8aSPaolo Bonzini { 238cd0c6f47SBenjamin Herrenschmidt CPUPPCState *env = &cpu->env; 2399f64bd8aSPaolo Bonzini int i; 240cd0c6f47SBenjamin Herrenschmidt target_ulong rc = H_SUCCESS; 2419f64bd8aSPaolo Bonzini 2429f64bd8aSPaolo Bonzini for (i = 0; i < H_BULK_REMOVE_MAX_BATCH; i++) { 2439f64bd8aSPaolo Bonzini target_ulong *tsh = &args[i*2]; 2449f64bd8aSPaolo Bonzini target_ulong tsl = args[i*2 + 1]; 2459f64bd8aSPaolo Bonzini target_ulong v, r, ret; 2469f64bd8aSPaolo Bonzini 2479f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_TYPE) == H_BULK_REMOVE_END) { 2489f64bd8aSPaolo Bonzini break; 2499f64bd8aSPaolo Bonzini } else if ((*tsh & H_BULK_REMOVE_TYPE) != H_BULK_REMOVE_REQUEST) { 2509f64bd8aSPaolo Bonzini return H_PARAMETER; 2519f64bd8aSPaolo Bonzini } 2529f64bd8aSPaolo Bonzini 2539f64bd8aSPaolo Bonzini *tsh &= H_BULK_REMOVE_PTEX | H_BULK_REMOVE_FLAGS; 2549f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_RESPONSE; 2559f64bd8aSPaolo Bonzini 2569f64bd8aSPaolo Bonzini if ((*tsh & H_BULK_REMOVE_ANDCOND) && (*tsh & H_BULK_REMOVE_AVPN)) { 2579f64bd8aSPaolo Bonzini *tsh |= H_BULK_REMOVE_PARM; 2589f64bd8aSPaolo Bonzini return H_PARAMETER; 2599f64bd8aSPaolo Bonzini } 2609f64bd8aSPaolo Bonzini 2617ef23068SDavid Gibson ret = remove_hpte(cpu, *tsh & H_BULK_REMOVE_PTEX, tsl, 2629f64bd8aSPaolo Bonzini (*tsh & H_BULK_REMOVE_FLAGS) >> 26, 2639f64bd8aSPaolo Bonzini &v, &r); 2649f64bd8aSPaolo Bonzini 2659f64bd8aSPaolo Bonzini *tsh |= ret << 60; 2669f64bd8aSPaolo Bonzini 2679f64bd8aSPaolo Bonzini switch (ret) { 2689f64bd8aSPaolo Bonzini case REMOVE_SUCCESS: 269d5aea6f3SDavid Gibson *tsh |= (r & (HPTE64_R_C | HPTE64_R_R)) << 43; 2709f64bd8aSPaolo Bonzini break; 2719f64bd8aSPaolo Bonzini 2729f64bd8aSPaolo Bonzini case REMOVE_PARM: 273cd0c6f47SBenjamin Herrenschmidt rc = H_PARAMETER; 274cd0c6f47SBenjamin Herrenschmidt goto exit; 2759f64bd8aSPaolo Bonzini 2769f64bd8aSPaolo Bonzini case REMOVE_HW: 277cd0c6f47SBenjamin Herrenschmidt rc = H_HARDWARE; 278cd0c6f47SBenjamin Herrenschmidt goto exit; 2799f64bd8aSPaolo Bonzini } 2809f64bd8aSPaolo Bonzini } 281cd0c6f47SBenjamin Herrenschmidt exit: 282e3cffe6fSNikunj A Dadhania check_tlb_flush(env, true); 2839f64bd8aSPaolo Bonzini 284cd0c6f47SBenjamin Herrenschmidt return rc; 2859f64bd8aSPaolo Bonzini } 2869f64bd8aSPaolo Bonzini 28728e02042SDavid Gibson static target_ulong h_protect(PowerPCCPU *cpu, sPAPRMachineState *spapr, 2889f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 2899f64bd8aSPaolo Bonzini { 2909f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 2919f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 292c6404adeSDavid Gibson target_ulong ptex = args[1]; 2939f64bd8aSPaolo Bonzini target_ulong avpn = args[2]; 2947222b94aSDavid Gibson const ppc_hash_pte64_t *hptes; 29561a36c9bSDavid Gibson target_ulong v, r; 2969f64bd8aSPaolo Bonzini 297c6404adeSDavid Gibson if (!valid_ptex(cpu, ptex)) { 2989f64bd8aSPaolo Bonzini return H_PARAMETER; 2999f64bd8aSPaolo Bonzini } 3009f64bd8aSPaolo Bonzini 3017222b94aSDavid Gibson hptes = ppc_hash64_map_hptes(cpu, ptex, 1); 3027222b94aSDavid Gibson v = ppc_hash64_hpte0(cpu, hptes, 0); 3037222b94aSDavid Gibson r = ppc_hash64_hpte1(cpu, hptes, 0); 3047222b94aSDavid Gibson ppc_hash64_unmap_hptes(cpu, hptes, ptex, 1); 3059f64bd8aSPaolo Bonzini 306d5aea6f3SDavid Gibson if ((v & HPTE64_V_VALID) == 0 || 3079f64bd8aSPaolo Bonzini ((flags & H_AVPN) && (v & ~0x7fULL) != avpn)) { 3089f64bd8aSPaolo Bonzini return H_NOT_FOUND; 3099f64bd8aSPaolo Bonzini } 3109f64bd8aSPaolo Bonzini 311d5aea6f3SDavid Gibson r &= ~(HPTE64_R_PP0 | HPTE64_R_PP | HPTE64_R_N | 312d5aea6f3SDavid Gibson HPTE64_R_KEY_HI | HPTE64_R_KEY_LO); 313d5aea6f3SDavid Gibson r |= (flags << 55) & HPTE64_R_PP0; 314d5aea6f3SDavid Gibson r |= (flags << 48) & HPTE64_R_KEY_HI; 315d5aea6f3SDavid Gibson r |= flags & (HPTE64_R_PP | HPTE64_R_N | HPTE64_R_KEY_LO); 316c6404adeSDavid Gibson ppc_hash64_store_hpte(cpu, ptex, 3173f94170bSAneesh Kumar K.V (v & ~HPTE64_V_VALID) | HPTE64_V_HPTE_DIRTY, 0); 318c6404adeSDavid Gibson ppc_hash64_tlb_flush_hpte(cpu, ptex, v, r); 319d76ab5e1SNikunj A Dadhania /* Flush the tlb */ 320d76ab5e1SNikunj A Dadhania check_tlb_flush(env, true); 3219f64bd8aSPaolo Bonzini /* Don't need a memory barrier, due to qemu's global lock */ 322c6404adeSDavid Gibson ppc_hash64_store_hpte(cpu, ptex, v | HPTE64_V_HPTE_DIRTY, r); 3239f64bd8aSPaolo Bonzini return H_SUCCESS; 3249f64bd8aSPaolo Bonzini } 3259f64bd8aSPaolo Bonzini 32628e02042SDavid Gibson static target_ulong h_read(PowerPCCPU *cpu, sPAPRMachineState *spapr, 327fa388916SAnthony Liguori target_ulong opcode, target_ulong *args) 328fa388916SAnthony Liguori { 329fa388916SAnthony Liguori CPUPPCState *env = &cpu->env; 330fa388916SAnthony Liguori target_ulong flags = args[0]; 331c6404adeSDavid Gibson target_ulong ptex = args[1]; 332fa388916SAnthony Liguori uint8_t *hpte; 333fa388916SAnthony Liguori int i, ridx, n_entries = 1; 334fa388916SAnthony Liguori 335c6404adeSDavid Gibson if (!valid_ptex(cpu, ptex)) { 336fa388916SAnthony Liguori return H_PARAMETER; 337fa388916SAnthony Liguori } 338fa388916SAnthony Liguori 339fa388916SAnthony Liguori if (flags & H_READ_4) { 340fa388916SAnthony Liguori /* Clear the two low order bits */ 341c6404adeSDavid Gibson ptex &= ~(3ULL); 342fa388916SAnthony Liguori n_entries = 4; 343fa388916SAnthony Liguori } 344fa388916SAnthony Liguori 345c6404adeSDavid Gibson hpte = env->external_htab + (ptex * 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 356423576f7SThomas Huth static target_ulong h_set_sprg0(PowerPCCPU *cpu, sPAPRMachineState *spapr, 357423576f7SThomas Huth target_ulong opcode, target_ulong *args) 358423576f7SThomas Huth { 359423576f7SThomas Huth cpu_synchronize_state(CPU(cpu)); 360423576f7SThomas Huth cpu->env.spr[SPR_SPRG0] = args[0]; 361423576f7SThomas Huth 362423576f7SThomas Huth return H_SUCCESS; 363423576f7SThomas Huth } 364423576f7SThomas Huth 36528e02042SDavid Gibson static target_ulong h_set_dabr(PowerPCCPU *cpu, sPAPRMachineState *spapr, 3669f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 3679f64bd8aSPaolo Bonzini { 368af08a58fSThomas Huth if (!has_spr(cpu, SPR_DABR)) { 369af08a58fSThomas Huth return H_HARDWARE; /* DABR register not available */ 370af08a58fSThomas Huth } 371af08a58fSThomas Huth cpu_synchronize_state(CPU(cpu)); 372af08a58fSThomas Huth 373af08a58fSThomas Huth if (has_spr(cpu, SPR_DABRX)) { 374af08a58fSThomas Huth cpu->env.spr[SPR_DABRX] = 0x3; /* Use Problem and Privileged state */ 375af08a58fSThomas Huth } else if (!(args[0] & 0x4)) { /* Breakpoint Translation set? */ 376af08a58fSThomas Huth return H_RESERVED_DABR; 377af08a58fSThomas Huth } 378af08a58fSThomas Huth 379af08a58fSThomas Huth cpu->env.spr[SPR_DABR] = args[0]; 380af08a58fSThomas Huth return H_SUCCESS; 3819f64bd8aSPaolo Bonzini } 3829f64bd8aSPaolo Bonzini 383e49ff266SThomas Huth static target_ulong h_set_xdabr(PowerPCCPU *cpu, sPAPRMachineState *spapr, 384e49ff266SThomas Huth target_ulong opcode, target_ulong *args) 385e49ff266SThomas Huth { 386e49ff266SThomas Huth target_ulong dabrx = args[1]; 387e49ff266SThomas Huth 388e49ff266SThomas Huth if (!has_spr(cpu, SPR_DABR) || !has_spr(cpu, SPR_DABRX)) { 389e49ff266SThomas Huth return H_HARDWARE; 390e49ff266SThomas Huth } 391e49ff266SThomas Huth 392e49ff266SThomas Huth if ((dabrx & ~0xfULL) != 0 || (dabrx & H_DABRX_HYPERVISOR) != 0 393e49ff266SThomas Huth || (dabrx & (H_DABRX_KERNEL | H_DABRX_USER)) == 0) { 394e49ff266SThomas Huth return H_PARAMETER; 395e49ff266SThomas Huth } 396e49ff266SThomas Huth 397e49ff266SThomas Huth cpu_synchronize_state(CPU(cpu)); 398e49ff266SThomas Huth cpu->env.spr[SPR_DABRX] = dabrx; 399e49ff266SThomas Huth cpu->env.spr[SPR_DABR] = args[0]; 400e49ff266SThomas Huth 401e49ff266SThomas Huth return H_SUCCESS; 402e49ff266SThomas Huth } 403e49ff266SThomas Huth 4043240dd9aSThomas Huth static target_ulong h_page_init(PowerPCCPU *cpu, sPAPRMachineState *spapr, 4053240dd9aSThomas Huth target_ulong opcode, target_ulong *args) 4063240dd9aSThomas Huth { 4073240dd9aSThomas Huth target_ulong flags = args[0]; 4083240dd9aSThomas Huth hwaddr dst = args[1]; 4093240dd9aSThomas Huth hwaddr src = args[2]; 4103240dd9aSThomas Huth hwaddr len = TARGET_PAGE_SIZE; 4113240dd9aSThomas Huth uint8_t *pdst, *psrc; 4123240dd9aSThomas Huth target_long ret = H_SUCCESS; 4133240dd9aSThomas Huth 4143240dd9aSThomas Huth if (flags & ~(H_ICACHE_SYNCHRONIZE | H_ICACHE_INVALIDATE 4153240dd9aSThomas Huth | H_COPY_PAGE | H_ZERO_PAGE)) { 4163240dd9aSThomas Huth qemu_log_mask(LOG_UNIMP, "h_page_init: Bad flags (" TARGET_FMT_lx "\n", 4173240dd9aSThomas Huth flags); 4183240dd9aSThomas Huth return H_PARAMETER; 4193240dd9aSThomas Huth } 4203240dd9aSThomas Huth 4213240dd9aSThomas Huth /* Map-in destination */ 4223240dd9aSThomas Huth if (!is_ram_address(spapr, dst) || (dst & ~TARGET_PAGE_MASK) != 0) { 4233240dd9aSThomas Huth return H_PARAMETER; 4243240dd9aSThomas Huth } 4253240dd9aSThomas Huth pdst = cpu_physical_memory_map(dst, &len, 1); 4263240dd9aSThomas Huth if (!pdst || len != TARGET_PAGE_SIZE) { 4273240dd9aSThomas Huth return H_PARAMETER; 4283240dd9aSThomas Huth } 4293240dd9aSThomas Huth 4303240dd9aSThomas Huth if (flags & H_COPY_PAGE) { 4313240dd9aSThomas Huth /* Map-in source, copy to destination, and unmap source again */ 4323240dd9aSThomas Huth if (!is_ram_address(spapr, src) || (src & ~TARGET_PAGE_MASK) != 0) { 4333240dd9aSThomas Huth ret = H_PARAMETER; 4343240dd9aSThomas Huth goto unmap_out; 4353240dd9aSThomas Huth } 4363240dd9aSThomas Huth psrc = cpu_physical_memory_map(src, &len, 0); 4373240dd9aSThomas Huth if (!psrc || len != TARGET_PAGE_SIZE) { 4383240dd9aSThomas Huth ret = H_PARAMETER; 4393240dd9aSThomas Huth goto unmap_out; 4403240dd9aSThomas Huth } 4413240dd9aSThomas Huth memcpy(pdst, psrc, len); 4423240dd9aSThomas Huth cpu_physical_memory_unmap(psrc, len, 0, len); 4433240dd9aSThomas Huth } else if (flags & H_ZERO_PAGE) { 4443240dd9aSThomas Huth memset(pdst, 0, len); /* Just clear the destination page */ 4453240dd9aSThomas Huth } 4463240dd9aSThomas Huth 4473240dd9aSThomas Huth if (kvm_enabled() && (flags & H_ICACHE_SYNCHRONIZE) != 0) { 4483240dd9aSThomas Huth kvmppc_dcbst_range(cpu, pdst, len); 4493240dd9aSThomas Huth } 4503240dd9aSThomas Huth if (flags & (H_ICACHE_SYNCHRONIZE | H_ICACHE_INVALIDATE)) { 4513240dd9aSThomas Huth if (kvm_enabled()) { 4523240dd9aSThomas Huth kvmppc_icbi_range(cpu, pdst, len); 4533240dd9aSThomas Huth } else { 4543240dd9aSThomas Huth tb_flush(CPU(cpu)); 4553240dd9aSThomas Huth } 4563240dd9aSThomas Huth } 4573240dd9aSThomas Huth 4583240dd9aSThomas Huth unmap_out: 4593240dd9aSThomas Huth cpu_physical_memory_unmap(pdst, TARGET_PAGE_SIZE, 1, len); 4603240dd9aSThomas Huth return ret; 4613240dd9aSThomas Huth } 4623240dd9aSThomas Huth 4639f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_VPA 0x0000200000000000ULL 4649f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_DTL 0x0000400000000000ULL 4659f64bd8aSPaolo Bonzini #define FLAGS_REGISTER_SLBSHADOW 0x0000600000000000ULL 4669f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_VPA 0x0000a00000000000ULL 4679f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_DTL 0x0000c00000000000ULL 4689f64bd8aSPaolo Bonzini #define FLAGS_DEREGISTER_SLBSHADOW 0x0000e00000000000ULL 4699f64bd8aSPaolo Bonzini 4709f64bd8aSPaolo Bonzini #define VPA_MIN_SIZE 640 4719f64bd8aSPaolo Bonzini #define VPA_SIZE_OFFSET 0x4 4729f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_OFFSET 0x9 4739f64bd8aSPaolo Bonzini #define VPA_SHARED_PROC_VAL 0x2 4749f64bd8aSPaolo Bonzini 4759f64bd8aSPaolo Bonzini static target_ulong register_vpa(CPUPPCState *env, target_ulong vpa) 4769f64bd8aSPaolo Bonzini { 47733276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 4789f64bd8aSPaolo Bonzini uint16_t size; 4799f64bd8aSPaolo Bonzini uint8_t tmp; 4809f64bd8aSPaolo Bonzini 4819f64bd8aSPaolo Bonzini if (vpa == 0) { 4829f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with registering a VPA at logical 0\n"); 4839f64bd8aSPaolo Bonzini return H_HARDWARE; 4849f64bd8aSPaolo Bonzini } 4859f64bd8aSPaolo Bonzini 4869f64bd8aSPaolo Bonzini if (vpa % env->dcache_line_size) { 4879f64bd8aSPaolo Bonzini return H_PARAMETER; 4889f64bd8aSPaolo Bonzini } 4899f64bd8aSPaolo Bonzini /* FIXME: bounds check the address */ 4909f64bd8aSPaolo Bonzini 49141701aa4SEdgar E. Iglesias size = lduw_be_phys(cs->as, vpa + 0x4); 4929f64bd8aSPaolo Bonzini 4939f64bd8aSPaolo Bonzini if (size < VPA_MIN_SIZE) { 4949f64bd8aSPaolo Bonzini return H_PARAMETER; 4959f64bd8aSPaolo Bonzini } 4969f64bd8aSPaolo Bonzini 4979f64bd8aSPaolo Bonzini /* VPA is not allowed to cross a page boundary */ 4989f64bd8aSPaolo Bonzini if ((vpa / 4096) != ((vpa + size - 1) / 4096)) { 4999f64bd8aSPaolo Bonzini return H_PARAMETER; 5009f64bd8aSPaolo Bonzini } 5019f64bd8aSPaolo Bonzini 5029f64bd8aSPaolo Bonzini env->vpa_addr = vpa; 5039f64bd8aSPaolo Bonzini 5042c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET); 5059f64bd8aSPaolo Bonzini tmp |= VPA_SHARED_PROC_VAL; 506db3be60dSEdgar E. Iglesias stb_phys(cs->as, env->vpa_addr + VPA_SHARED_PROC_OFFSET, tmp); 5079f64bd8aSPaolo Bonzini 5089f64bd8aSPaolo Bonzini return H_SUCCESS; 5099f64bd8aSPaolo Bonzini } 5109f64bd8aSPaolo Bonzini 5119f64bd8aSPaolo Bonzini static target_ulong deregister_vpa(CPUPPCState *env, target_ulong vpa) 5129f64bd8aSPaolo Bonzini { 5139f64bd8aSPaolo Bonzini if (env->slb_shadow_addr) { 5149f64bd8aSPaolo Bonzini return H_RESOURCE; 5159f64bd8aSPaolo Bonzini } 5169f64bd8aSPaolo Bonzini 5179f64bd8aSPaolo Bonzini if (env->dtl_addr) { 5189f64bd8aSPaolo Bonzini return H_RESOURCE; 5199f64bd8aSPaolo Bonzini } 5209f64bd8aSPaolo Bonzini 5219f64bd8aSPaolo Bonzini env->vpa_addr = 0; 5229f64bd8aSPaolo Bonzini return H_SUCCESS; 5239f64bd8aSPaolo Bonzini } 5249f64bd8aSPaolo Bonzini 5259f64bd8aSPaolo Bonzini static target_ulong register_slb_shadow(CPUPPCState *env, target_ulong addr) 5269f64bd8aSPaolo Bonzini { 52733276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 5289f64bd8aSPaolo Bonzini uint32_t size; 5299f64bd8aSPaolo Bonzini 5309f64bd8aSPaolo Bonzini if (addr == 0) { 5319f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with SLB shadow at logical 0\n"); 5329f64bd8aSPaolo Bonzini return H_HARDWARE; 5339f64bd8aSPaolo Bonzini } 5349f64bd8aSPaolo Bonzini 535fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 5369f64bd8aSPaolo Bonzini if (size < 0x8) { 5379f64bd8aSPaolo Bonzini return H_PARAMETER; 5389f64bd8aSPaolo Bonzini } 5399f64bd8aSPaolo Bonzini 5409f64bd8aSPaolo Bonzini if ((addr / 4096) != ((addr + size - 1) / 4096)) { 5419f64bd8aSPaolo Bonzini return H_PARAMETER; 5429f64bd8aSPaolo Bonzini } 5439f64bd8aSPaolo Bonzini 5449f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 5459f64bd8aSPaolo Bonzini return H_RESOURCE; 5469f64bd8aSPaolo Bonzini } 5479f64bd8aSPaolo Bonzini 5489f64bd8aSPaolo Bonzini env->slb_shadow_addr = addr; 5499f64bd8aSPaolo Bonzini env->slb_shadow_size = size; 5509f64bd8aSPaolo Bonzini 5519f64bd8aSPaolo Bonzini return H_SUCCESS; 5529f64bd8aSPaolo Bonzini } 5539f64bd8aSPaolo Bonzini 5549f64bd8aSPaolo Bonzini static target_ulong deregister_slb_shadow(CPUPPCState *env, target_ulong addr) 5559f64bd8aSPaolo Bonzini { 5569f64bd8aSPaolo Bonzini env->slb_shadow_addr = 0; 5579f64bd8aSPaolo Bonzini env->slb_shadow_size = 0; 5589f64bd8aSPaolo Bonzini return H_SUCCESS; 5599f64bd8aSPaolo Bonzini } 5609f64bd8aSPaolo Bonzini 5619f64bd8aSPaolo Bonzini static target_ulong register_dtl(CPUPPCState *env, target_ulong addr) 5629f64bd8aSPaolo Bonzini { 56333276f1bSAndreas Färber CPUState *cs = CPU(ppc_env_get_cpu(env)); 5649f64bd8aSPaolo Bonzini uint32_t size; 5659f64bd8aSPaolo Bonzini 5669f64bd8aSPaolo Bonzini if (addr == 0) { 5679f64bd8aSPaolo Bonzini hcall_dprintf("Can't cope with DTL at logical 0\n"); 5689f64bd8aSPaolo Bonzini return H_HARDWARE; 5699f64bd8aSPaolo Bonzini } 5709f64bd8aSPaolo Bonzini 571fdfba1a2SEdgar E. Iglesias size = ldl_be_phys(cs->as, addr + 0x4); 5729f64bd8aSPaolo Bonzini 5739f64bd8aSPaolo Bonzini if (size < 48) { 5749f64bd8aSPaolo Bonzini return H_PARAMETER; 5759f64bd8aSPaolo Bonzini } 5769f64bd8aSPaolo Bonzini 5779f64bd8aSPaolo Bonzini if (!env->vpa_addr) { 5789f64bd8aSPaolo Bonzini return H_RESOURCE; 5799f64bd8aSPaolo Bonzini } 5809f64bd8aSPaolo Bonzini 5819f64bd8aSPaolo Bonzini env->dtl_addr = addr; 5829f64bd8aSPaolo Bonzini env->dtl_size = size; 5839f64bd8aSPaolo Bonzini 5849f64bd8aSPaolo Bonzini return H_SUCCESS; 5859f64bd8aSPaolo Bonzini } 5869f64bd8aSPaolo Bonzini 5879f64bd8aSPaolo Bonzini static target_ulong deregister_dtl(CPUPPCState *env, target_ulong addr) 5889f64bd8aSPaolo Bonzini { 5899f64bd8aSPaolo Bonzini env->dtl_addr = 0; 5909f64bd8aSPaolo Bonzini env->dtl_size = 0; 5919f64bd8aSPaolo Bonzini 5929f64bd8aSPaolo Bonzini return H_SUCCESS; 5939f64bd8aSPaolo Bonzini } 5949f64bd8aSPaolo Bonzini 59528e02042SDavid Gibson static target_ulong h_register_vpa(PowerPCCPU *cpu, sPAPRMachineState *spapr, 5969f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 5979f64bd8aSPaolo Bonzini { 5989f64bd8aSPaolo Bonzini target_ulong flags = args[0]; 5999f64bd8aSPaolo Bonzini target_ulong procno = args[1]; 6009f64bd8aSPaolo Bonzini target_ulong vpa = args[2]; 6019f64bd8aSPaolo Bonzini target_ulong ret = H_PARAMETER; 6029f64bd8aSPaolo Bonzini CPUPPCState *tenv; 6030f20ba62SAlexey Kardashevskiy PowerPCCPU *tcpu; 6049f64bd8aSPaolo Bonzini 6050f20ba62SAlexey Kardashevskiy tcpu = ppc_get_vcpu_by_dt_id(procno); 6069f64bd8aSPaolo Bonzini if (!tcpu) { 6079f64bd8aSPaolo Bonzini return H_PARAMETER; 6089f64bd8aSPaolo Bonzini } 6090f20ba62SAlexey Kardashevskiy tenv = &tcpu->env; 6109f64bd8aSPaolo Bonzini 6119f64bd8aSPaolo Bonzini switch (flags) { 6129f64bd8aSPaolo Bonzini case FLAGS_REGISTER_VPA: 6139f64bd8aSPaolo Bonzini ret = register_vpa(tenv, vpa); 6149f64bd8aSPaolo Bonzini break; 6159f64bd8aSPaolo Bonzini 6169f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_VPA: 6179f64bd8aSPaolo Bonzini ret = deregister_vpa(tenv, vpa); 6189f64bd8aSPaolo Bonzini break; 6199f64bd8aSPaolo Bonzini 6209f64bd8aSPaolo Bonzini case FLAGS_REGISTER_SLBSHADOW: 6219f64bd8aSPaolo Bonzini ret = register_slb_shadow(tenv, vpa); 6229f64bd8aSPaolo Bonzini break; 6239f64bd8aSPaolo Bonzini 6249f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_SLBSHADOW: 6259f64bd8aSPaolo Bonzini ret = deregister_slb_shadow(tenv, vpa); 6269f64bd8aSPaolo Bonzini break; 6279f64bd8aSPaolo Bonzini 6289f64bd8aSPaolo Bonzini case FLAGS_REGISTER_DTL: 6299f64bd8aSPaolo Bonzini ret = register_dtl(tenv, vpa); 6309f64bd8aSPaolo Bonzini break; 6319f64bd8aSPaolo Bonzini 6329f64bd8aSPaolo Bonzini case FLAGS_DEREGISTER_DTL: 6339f64bd8aSPaolo Bonzini ret = deregister_dtl(tenv, vpa); 6349f64bd8aSPaolo Bonzini break; 6359f64bd8aSPaolo Bonzini } 6369f64bd8aSPaolo Bonzini 6379f64bd8aSPaolo Bonzini return ret; 6389f64bd8aSPaolo Bonzini } 6399f64bd8aSPaolo Bonzini 64028e02042SDavid Gibson static target_ulong h_cede(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6419f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6429f64bd8aSPaolo Bonzini { 6439f64bd8aSPaolo Bonzini CPUPPCState *env = &cpu->env; 6449f64bd8aSPaolo Bonzini CPUState *cs = CPU(cpu); 6459f64bd8aSPaolo Bonzini 6469f64bd8aSPaolo Bonzini env->msr |= (1ULL << MSR_EE); 6479f64bd8aSPaolo Bonzini hreg_compute_hflags(env); 6489f64bd8aSPaolo Bonzini if (!cpu_has_work(cs)) { 649259186a7SAndreas Färber cs->halted = 1; 65027103424SAndreas Färber cs->exception_index = EXCP_HLT; 6519f64bd8aSPaolo Bonzini cs->exit_request = 1; 6529f64bd8aSPaolo Bonzini } 6539f64bd8aSPaolo Bonzini return H_SUCCESS; 6549f64bd8aSPaolo Bonzini } 6559f64bd8aSPaolo Bonzini 65628e02042SDavid Gibson static target_ulong h_rtas(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6579f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6589f64bd8aSPaolo Bonzini { 6599f64bd8aSPaolo Bonzini target_ulong rtas_r3 = args[0]; 6604fe822e0SAlexey Kardashevskiy uint32_t token = rtas_ld(rtas_r3, 0); 6614fe822e0SAlexey Kardashevskiy uint32_t nargs = rtas_ld(rtas_r3, 1); 6624fe822e0SAlexey Kardashevskiy uint32_t nret = rtas_ld(rtas_r3, 2); 6639f64bd8aSPaolo Bonzini 664210b580bSAnthony Liguori return spapr_rtas_call(cpu, spapr, token, nargs, rtas_r3 + 12, 6659f64bd8aSPaolo Bonzini nret, rtas_r3 + 12 + 4*nargs); 6669f64bd8aSPaolo Bonzini } 6679f64bd8aSPaolo Bonzini 66828e02042SDavid Gibson static target_ulong h_logical_load(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6699f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6709f64bd8aSPaolo Bonzini { 671fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 6729f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6739f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 6749f64bd8aSPaolo Bonzini 6759f64bd8aSPaolo Bonzini switch (size) { 6769f64bd8aSPaolo Bonzini case 1: 6772c17449bSEdgar E. Iglesias args[0] = ldub_phys(cs->as, addr); 6789f64bd8aSPaolo Bonzini return H_SUCCESS; 6799f64bd8aSPaolo Bonzini case 2: 68041701aa4SEdgar E. Iglesias args[0] = lduw_phys(cs->as, addr); 6819f64bd8aSPaolo Bonzini return H_SUCCESS; 6829f64bd8aSPaolo Bonzini case 4: 683fdfba1a2SEdgar E. Iglesias args[0] = ldl_phys(cs->as, addr); 6849f64bd8aSPaolo Bonzini return H_SUCCESS; 6859f64bd8aSPaolo Bonzini case 8: 6862c17449bSEdgar E. Iglesias args[0] = ldq_phys(cs->as, addr); 6879f64bd8aSPaolo Bonzini return H_SUCCESS; 6889f64bd8aSPaolo Bonzini } 6899f64bd8aSPaolo Bonzini return H_PARAMETER; 6909f64bd8aSPaolo Bonzini } 6919f64bd8aSPaolo Bonzini 69228e02042SDavid Gibson static target_ulong h_logical_store(PowerPCCPU *cpu, sPAPRMachineState *spapr, 6939f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 6949f64bd8aSPaolo Bonzini { 695f606604fSEdgar E. Iglesias CPUState *cs = CPU(cpu); 696f606604fSEdgar E. Iglesias 6979f64bd8aSPaolo Bonzini target_ulong size = args[0]; 6989f64bd8aSPaolo Bonzini target_ulong addr = args[1]; 6999f64bd8aSPaolo Bonzini target_ulong val = args[2]; 7009f64bd8aSPaolo Bonzini 7019f64bd8aSPaolo Bonzini switch (size) { 7029f64bd8aSPaolo Bonzini case 1: 703db3be60dSEdgar E. Iglesias stb_phys(cs->as, addr, val); 7049f64bd8aSPaolo Bonzini return H_SUCCESS; 7059f64bd8aSPaolo Bonzini case 2: 7065ce5944dSEdgar E. Iglesias stw_phys(cs->as, addr, val); 7079f64bd8aSPaolo Bonzini return H_SUCCESS; 7089f64bd8aSPaolo Bonzini case 4: 709ab1da857SEdgar E. Iglesias stl_phys(cs->as, addr, val); 7109f64bd8aSPaolo Bonzini return H_SUCCESS; 7119f64bd8aSPaolo Bonzini case 8: 712f606604fSEdgar E. Iglesias stq_phys(cs->as, addr, val); 7139f64bd8aSPaolo Bonzini return H_SUCCESS; 7149f64bd8aSPaolo Bonzini } 7159f64bd8aSPaolo Bonzini return H_PARAMETER; 7169f64bd8aSPaolo Bonzini } 7179f64bd8aSPaolo Bonzini 71828e02042SDavid Gibson static target_ulong h_logical_memop(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7199f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7209f64bd8aSPaolo Bonzini { 721fdfba1a2SEdgar E. Iglesias CPUState *cs = CPU(cpu); 722fdfba1a2SEdgar E. Iglesias 7239f64bd8aSPaolo Bonzini target_ulong dst = args[0]; /* Destination address */ 7249f64bd8aSPaolo Bonzini target_ulong src = args[1]; /* Source address */ 7259f64bd8aSPaolo Bonzini target_ulong esize = args[2]; /* Element size (0=1,1=2,2=4,3=8) */ 7269f64bd8aSPaolo Bonzini target_ulong count = args[3]; /* Element count */ 7279f64bd8aSPaolo Bonzini target_ulong op = args[4]; /* 0 = copy, 1 = invert */ 7289f64bd8aSPaolo Bonzini uint64_t tmp; 7299f64bd8aSPaolo Bonzini unsigned int mask = (1 << esize) - 1; 7309f64bd8aSPaolo Bonzini int step = 1 << esize; 7319f64bd8aSPaolo Bonzini 7329f64bd8aSPaolo Bonzini if (count > 0x80000000) { 7339f64bd8aSPaolo Bonzini return H_PARAMETER; 7349f64bd8aSPaolo Bonzini } 7359f64bd8aSPaolo Bonzini 7369f64bd8aSPaolo Bonzini if ((dst & mask) || (src & mask) || (op > 1)) { 7379f64bd8aSPaolo Bonzini return H_PARAMETER; 7389f64bd8aSPaolo Bonzini } 7399f64bd8aSPaolo Bonzini 7409f64bd8aSPaolo Bonzini if (dst >= src && dst < (src + (count << esize))) { 7419f64bd8aSPaolo Bonzini dst = dst + ((count - 1) << esize); 7429f64bd8aSPaolo Bonzini src = src + ((count - 1) << esize); 7439f64bd8aSPaolo Bonzini step = -step; 7449f64bd8aSPaolo Bonzini } 7459f64bd8aSPaolo Bonzini 7469f64bd8aSPaolo Bonzini while (count--) { 7479f64bd8aSPaolo Bonzini switch (esize) { 7489f64bd8aSPaolo Bonzini case 0: 7492c17449bSEdgar E. Iglesias tmp = ldub_phys(cs->as, src); 7509f64bd8aSPaolo Bonzini break; 7519f64bd8aSPaolo Bonzini case 1: 75241701aa4SEdgar E. Iglesias tmp = lduw_phys(cs->as, src); 7539f64bd8aSPaolo Bonzini break; 7549f64bd8aSPaolo Bonzini case 2: 755fdfba1a2SEdgar E. Iglesias tmp = ldl_phys(cs->as, src); 7569f64bd8aSPaolo Bonzini break; 7579f64bd8aSPaolo Bonzini case 3: 7582c17449bSEdgar E. Iglesias tmp = ldq_phys(cs->as, src); 7599f64bd8aSPaolo Bonzini break; 7609f64bd8aSPaolo Bonzini default: 7619f64bd8aSPaolo Bonzini return H_PARAMETER; 7629f64bd8aSPaolo Bonzini } 7639f64bd8aSPaolo Bonzini if (op == 1) { 7649f64bd8aSPaolo Bonzini tmp = ~tmp; 7659f64bd8aSPaolo Bonzini } 7669f64bd8aSPaolo Bonzini switch (esize) { 7679f64bd8aSPaolo Bonzini case 0: 768db3be60dSEdgar E. Iglesias stb_phys(cs->as, dst, tmp); 7699f64bd8aSPaolo Bonzini break; 7709f64bd8aSPaolo Bonzini case 1: 7715ce5944dSEdgar E. Iglesias stw_phys(cs->as, dst, tmp); 7729f64bd8aSPaolo Bonzini break; 7739f64bd8aSPaolo Bonzini case 2: 774ab1da857SEdgar E. Iglesias stl_phys(cs->as, dst, tmp); 7759f64bd8aSPaolo Bonzini break; 7769f64bd8aSPaolo Bonzini case 3: 777f606604fSEdgar E. Iglesias stq_phys(cs->as, dst, tmp); 7789f64bd8aSPaolo Bonzini break; 7799f64bd8aSPaolo Bonzini } 7809f64bd8aSPaolo Bonzini dst = dst + step; 7819f64bd8aSPaolo Bonzini src = src + step; 7829f64bd8aSPaolo Bonzini } 7839f64bd8aSPaolo Bonzini 7849f64bd8aSPaolo Bonzini return H_SUCCESS; 7859f64bd8aSPaolo Bonzini } 7869f64bd8aSPaolo Bonzini 78728e02042SDavid Gibson static target_ulong h_logical_icbi(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7889f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7899f64bd8aSPaolo Bonzini { 7909f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7919f64bd8aSPaolo Bonzini return H_SUCCESS; 7929f64bd8aSPaolo Bonzini } 7939f64bd8aSPaolo Bonzini 79428e02042SDavid Gibson static target_ulong h_logical_dcbf(PowerPCCPU *cpu, sPAPRMachineState *spapr, 7959f64bd8aSPaolo Bonzini target_ulong opcode, target_ulong *args) 7969f64bd8aSPaolo Bonzini { 7979f64bd8aSPaolo Bonzini /* Nothing to do on emulation, KVM will trap this in the kernel */ 7989f64bd8aSPaolo Bonzini return H_SUCCESS; 7999f64bd8aSPaolo Bonzini } 8009f64bd8aSPaolo Bonzini 8017d0cd464SPeter Maydell static target_ulong h_set_mode_resource_le(PowerPCCPU *cpu, 802c4015bbdSAlexey Kardashevskiy target_ulong mflags, 803c4015bbdSAlexey Kardashevskiy target_ulong value1, 804c4015bbdSAlexey Kardashevskiy target_ulong value2) 80542561bf2SAnton Blanchard { 80642561bf2SAnton Blanchard CPUState *cs; 80742561bf2SAnton Blanchard 80842561bf2SAnton Blanchard if (value1) { 809c4015bbdSAlexey Kardashevskiy return H_P3; 81042561bf2SAnton Blanchard } 81142561bf2SAnton Blanchard if (value2) { 812c4015bbdSAlexey Kardashevskiy return H_P4; 81342561bf2SAnton Blanchard } 814c4015bbdSAlexey Kardashevskiy 81542561bf2SAnton Blanchard switch (mflags) { 81642561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_BIG: 817bdc44640SAndreas Färber CPU_FOREACH(cs) { 818a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, 0, LPCR_ILE); 81942561bf2SAnton Blanchard } 820eefaccc0SDavid Gibson spapr_pci_switch_vga(true); 821c4015bbdSAlexey Kardashevskiy return H_SUCCESS; 82242561bf2SAnton Blanchard 82342561bf2SAnton Blanchard case H_SET_MODE_ENDIAN_LITTLE: 824bdc44640SAndreas Färber CPU_FOREACH(cs) { 825a46622fdSAlexey Kardashevskiy set_spr(cs, SPR_LPCR, LPCR_ILE, LPCR_ILE); 82642561bf2SAnton Blanchard } 827eefaccc0SDavid Gibson spapr_pci_switch_vga(false); 828c4015bbdSAlexey Kardashevskiy return H_SUCCESS; 829c4015bbdSAlexey Kardashevskiy } 830c4015bbdSAlexey Kardashevskiy 831c4015bbdSAlexey Kardashevskiy return H_UNSUPPORTED_FLAG; 832c4015bbdSAlexey Kardashevskiy } 833c4015bbdSAlexey Kardashevskiy 8347d0cd464SPeter Maydell static target_ulong h_set_mode_resource_addr_trans_mode(PowerPCCPU *cpu, 835d5ac4f54SAlexey Kardashevskiy target_ulong mflags, 836d5ac4f54SAlexey Kardashevskiy target_ulong value1, 837d5ac4f54SAlexey Kardashevskiy target_ulong value2) 838d5ac4f54SAlexey Kardashevskiy { 839d5ac4f54SAlexey Kardashevskiy CPUState *cs; 840d5ac4f54SAlexey Kardashevskiy PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); 841d5ac4f54SAlexey Kardashevskiy 842d5ac4f54SAlexey Kardashevskiy if (!(pcc->insns_flags2 & PPC2_ISA207S)) { 843d5ac4f54SAlexey Kardashevskiy return H_P2; 844d5ac4f54SAlexey Kardashevskiy } 845d5ac4f54SAlexey Kardashevskiy if (value1) { 846d5ac4f54SAlexey Kardashevskiy return H_P3; 847d5ac4f54SAlexey Kardashevskiy } 848d5ac4f54SAlexey Kardashevskiy if (value2) { 849d5ac4f54SAlexey Kardashevskiy return H_P4; 850d5ac4f54SAlexey Kardashevskiy } 851d5ac4f54SAlexey Kardashevskiy 8525c94b2a5SCédric Le Goater if (mflags == AIL_RESERVED) { 853d5ac4f54SAlexey Kardashevskiy return H_UNSUPPORTED_FLAG; 854d5ac4f54SAlexey Kardashevskiy } 855d5ac4f54SAlexey Kardashevskiy 856d5ac4f54SAlexey Kardashevskiy CPU_FOREACH(cs) { 857d5ac4f54SAlexey Kardashevskiy set_spr(cs, SPR_LPCR, mflags << LPCR_AIL_SHIFT, LPCR_AIL); 858d5ac4f54SAlexey Kardashevskiy } 859d5ac4f54SAlexey Kardashevskiy 860d5ac4f54SAlexey Kardashevskiy return H_SUCCESS; 861d5ac4f54SAlexey Kardashevskiy } 862d5ac4f54SAlexey Kardashevskiy 86328e02042SDavid Gibson static target_ulong h_set_mode(PowerPCCPU *cpu, sPAPRMachineState *spapr, 864c4015bbdSAlexey Kardashevskiy target_ulong opcode, target_ulong *args) 865c4015bbdSAlexey Kardashevskiy { 866c4015bbdSAlexey Kardashevskiy target_ulong resource = args[1]; 867c4015bbdSAlexey Kardashevskiy target_ulong ret = H_P2; 868c4015bbdSAlexey Kardashevskiy 869c4015bbdSAlexey Kardashevskiy switch (resource) { 870c4015bbdSAlexey Kardashevskiy case H_SET_MODE_RESOURCE_LE: 8717d0cd464SPeter Maydell ret = h_set_mode_resource_le(cpu, args[0], args[2], args[3]); 87242561bf2SAnton Blanchard break; 873d5ac4f54SAlexey Kardashevskiy case H_SET_MODE_RESOURCE_ADDR_TRANS_MODE: 8747d0cd464SPeter Maydell ret = h_set_mode_resource_addr_trans_mode(cpu, args[0], 875d5ac4f54SAlexey Kardashevskiy args[2], args[3]); 876d5ac4f54SAlexey Kardashevskiy break; 87742561bf2SAnton Blanchard } 87842561bf2SAnton Blanchard 87942561bf2SAnton Blanchard return ret; 88042561bf2SAnton Blanchard } 88142561bf2SAnton Blanchard 8821c7ad77eSNicholas Piggin #define H_SIGNAL_SYS_RESET_ALL -1 8831c7ad77eSNicholas Piggin #define H_SIGNAL_SYS_RESET_ALLBUTSELF -2 8841c7ad77eSNicholas Piggin 8851c7ad77eSNicholas Piggin static target_ulong h_signal_sys_reset(PowerPCCPU *cpu, 8861c7ad77eSNicholas Piggin sPAPRMachineState *spapr, 8871c7ad77eSNicholas Piggin target_ulong opcode, target_ulong *args) 8881c7ad77eSNicholas Piggin { 8891c7ad77eSNicholas Piggin target_long target = args[0]; 8901c7ad77eSNicholas Piggin CPUState *cs; 8911c7ad77eSNicholas Piggin 8921c7ad77eSNicholas Piggin if (target < 0) { 8931c7ad77eSNicholas Piggin /* Broadcast */ 8941c7ad77eSNicholas Piggin if (target < H_SIGNAL_SYS_RESET_ALLBUTSELF) { 8951c7ad77eSNicholas Piggin return H_PARAMETER; 8961c7ad77eSNicholas Piggin } 8971c7ad77eSNicholas Piggin 8981c7ad77eSNicholas Piggin CPU_FOREACH(cs) { 8991c7ad77eSNicholas Piggin PowerPCCPU *c = POWERPC_CPU(cs); 9001c7ad77eSNicholas Piggin 9011c7ad77eSNicholas Piggin if (target == H_SIGNAL_SYS_RESET_ALLBUTSELF) { 9021c7ad77eSNicholas Piggin if (c == cpu) { 9031c7ad77eSNicholas Piggin continue; 9041c7ad77eSNicholas Piggin } 9051c7ad77eSNicholas Piggin } 9061c7ad77eSNicholas Piggin run_on_cpu(cs, spapr_do_system_reset_on_cpu, RUN_ON_CPU_NULL); 9071c7ad77eSNicholas Piggin } 9081c7ad77eSNicholas Piggin return H_SUCCESS; 9091c7ad77eSNicholas Piggin 9101c7ad77eSNicholas Piggin } else { 9111c7ad77eSNicholas Piggin /* Unicast */ 9121c7ad77eSNicholas Piggin CPU_FOREACH(cs) { 9131c7ad77eSNicholas Piggin if (cpu->cpu_dt_id == target) { 9141c7ad77eSNicholas Piggin run_on_cpu(cs, spapr_do_system_reset_on_cpu, RUN_ON_CPU_NULL); 9151c7ad77eSNicholas Piggin return H_SUCCESS; 9161c7ad77eSNicholas Piggin } 9171c7ad77eSNicholas Piggin } 9181c7ad77eSNicholas Piggin return H_PARAMETER; 9191c7ad77eSNicholas Piggin } 9201c7ad77eSNicholas Piggin } 9211c7ad77eSNicholas Piggin 922152ef803SDavid Gibson static target_ulong h_client_architecture_support(PowerPCCPU *cpu, 92328e02042SDavid Gibson sPAPRMachineState *spapr, 9242a6593cbSAlexey Kardashevskiy target_ulong opcode, 9252a6593cbSAlexey Kardashevskiy target_ulong *args) 9262a6593cbSAlexey Kardashevskiy { 92727ac3e06SDavid Gibson target_ulong list = ppc64_phys_to_real(args[0]); 928facdb8b6SMichael Roth target_ulong ov_table; 929152ef803SDavid Gibson bool explicit_match = false; /* Matched the CPU's real PVR */ 930152ef803SDavid Gibson uint32_t max_compat = cpu->max_compat; 931152ef803SDavid Gibson uint32_t best_compat = 0; 932152ef803SDavid Gibson int i; 9336787d27bSMichael Roth sPAPROptionVector *ov5_guest, *ov5_cas_old, *ov5_updates; 9343794d548SAlexey Kardashevskiy 935152ef803SDavid Gibson /* 936152ef803SDavid Gibson * We scan the supplied table of PVRs looking for two things 937152ef803SDavid Gibson * 1. Is our real CPU PVR in the list? 938152ef803SDavid Gibson * 2. What's the "best" listed logical PVR 939152ef803SDavid Gibson */ 940152ef803SDavid Gibson for (i = 0; i < 512; ++i) { 9413794d548SAlexey Kardashevskiy uint32_t pvr, pvr_mask; 9423794d548SAlexey Kardashevskiy 94327ac3e06SDavid Gibson pvr_mask = ldl_be_phys(&address_space_memory, list); 944152ef803SDavid Gibson pvr = ldl_be_phys(&address_space_memory, list + 4); 945152ef803SDavid Gibson list += 8; 9463794d548SAlexey Kardashevskiy 9473794d548SAlexey Kardashevskiy if (~pvr_mask & pvr) { 948152ef803SDavid Gibson break; /* Terminator record */ 9493794d548SAlexey Kardashevskiy } 950152ef803SDavid Gibson 951152ef803SDavid Gibson if ((cpu->env.spr[SPR_PVR] & pvr_mask) == (pvr & pvr_mask)) { 952152ef803SDavid Gibson explicit_match = true; 953152ef803SDavid Gibson } else { 954152ef803SDavid Gibson if (ppc_check_compat(cpu, pvr, best_compat, max_compat)) { 955152ef803SDavid Gibson best_compat = pvr; 956152ef803SDavid Gibson } 957152ef803SDavid Gibson } 958152ef803SDavid Gibson } 959152ef803SDavid Gibson 960152ef803SDavid Gibson if ((best_compat == 0) && (!explicit_match || max_compat)) { 961152ef803SDavid Gibson /* We couldn't find a suitable compatibility mode, and either 962152ef803SDavid Gibson * the guest doesn't support "raw" mode for this CPU, or raw 963152ef803SDavid Gibson * mode is disabled because a maximum compat mode is set */ 964152ef803SDavid Gibson return H_HARDWARE; 9653794d548SAlexey Kardashevskiy } 9663794d548SAlexey Kardashevskiy 9673794d548SAlexey Kardashevskiy /* Parsing finished */ 968152ef803SDavid Gibson trace_spapr_cas_pvr(cpu->compat_pvr, explicit_match, best_compat); 9693794d548SAlexey Kardashevskiy 9703794d548SAlexey Kardashevskiy /* Update CPUs */ 971152ef803SDavid Gibson if (cpu->compat_pvr != best_compat) { 972f6f242c7SDavid Gibson Error *local_err = NULL; 9733794d548SAlexey Kardashevskiy 974f6f242c7SDavid Gibson ppc_set_compat_all(best_compat, &local_err); 975f6f242c7SDavid Gibson if (local_err) { 976f6f242c7SDavid Gibson error_report_err(local_err); 9773794d548SAlexey Kardashevskiy return H_HARDWARE; 9783794d548SAlexey Kardashevskiy } 9793794d548SAlexey Kardashevskiy } 9803794d548SAlexey Kardashevskiy 98103d196b7SBharata B Rao /* For the future use: here @ov_table points to the first option vector */ 98203d196b7SBharata B Rao ov_table = list; 98303d196b7SBharata B Rao 984facdb8b6SMichael Roth ov5_guest = spapr_ovec_parse_vector(ov_table, 5); 9852a6593cbSAlexey Kardashevskiy 986facdb8b6SMichael Roth /* NOTE: there are actually a number of ov5 bits where input from the 987facdb8b6SMichael Roth * guest is always zero, and the platform/QEMU enables them independently 988facdb8b6SMichael Roth * of guest input. To model these properly we'd want some sort of mask, 989facdb8b6SMichael Roth * but since they only currently apply to memory migration as defined 990facdb8b6SMichael Roth * by LoPAPR 1.1, 14.5.4.8, which QEMU doesn't implement, we don't need 9916787d27bSMichael Roth * to worry about this for now. 992facdb8b6SMichael Roth */ 9936787d27bSMichael Roth ov5_cas_old = spapr_ovec_clone(spapr->ov5_cas); 9946787d27bSMichael Roth /* full range of negotiated ov5 capabilities */ 995facdb8b6SMichael Roth spapr_ovec_intersect(spapr->ov5_cas, spapr->ov5, ov5_guest); 996facdb8b6SMichael Roth spapr_ovec_cleanup(ov5_guest); 9976787d27bSMichael Roth /* capabilities that have been added since CAS-generated guest reset. 9986787d27bSMichael Roth * if capabilities have since been removed, generate another reset 9996787d27bSMichael Roth */ 10006787d27bSMichael Roth ov5_updates = spapr_ovec_new(); 10016787d27bSMichael Roth spapr->cas_reboot = spapr_ovec_diff(ov5_updates, 10026787d27bSMichael Roth ov5_cas_old, spapr->ov5_cas); 100303d196b7SBharata B Rao 10046787d27bSMichael Roth if (!spapr->cas_reboot) { 10056787d27bSMichael Roth spapr->cas_reboot = 10065b120785SDavid Gibson (spapr_h_cas_compose_response(spapr, args[1], args[2], 10076787d27bSMichael Roth ov5_updates) != 0); 10086787d27bSMichael Roth } 10096787d27bSMichael Roth spapr_ovec_cleanup(ov5_updates); 10106787d27bSMichael Roth 10116787d27bSMichael Roth if (spapr->cas_reboot) { 10122a6593cbSAlexey Kardashevskiy qemu_system_reset_request(); 10132a6593cbSAlexey Kardashevskiy } 10142a6593cbSAlexey Kardashevskiy 10152a6593cbSAlexey Kardashevskiy return H_SUCCESS; 10162a6593cbSAlexey Kardashevskiy } 10172a6593cbSAlexey Kardashevskiy 10189f64bd8aSPaolo Bonzini static spapr_hcall_fn papr_hypercall_table[(MAX_HCALL_OPCODE / 4) + 1]; 10199f64bd8aSPaolo Bonzini static spapr_hcall_fn kvmppc_hypercall_table[KVMPPC_HCALL_MAX - KVMPPC_HCALL_BASE + 1]; 10209f64bd8aSPaolo Bonzini 10219f64bd8aSPaolo Bonzini void spapr_register_hypercall(target_ulong opcode, spapr_hcall_fn fn) 10229f64bd8aSPaolo Bonzini { 10239f64bd8aSPaolo Bonzini spapr_hcall_fn *slot; 10249f64bd8aSPaolo Bonzini 10259f64bd8aSPaolo Bonzini if (opcode <= MAX_HCALL_OPCODE) { 10269f64bd8aSPaolo Bonzini assert((opcode & 0x3) == 0); 10279f64bd8aSPaolo Bonzini 10289f64bd8aSPaolo Bonzini slot = &papr_hypercall_table[opcode / 4]; 10299f64bd8aSPaolo Bonzini } else { 10309f64bd8aSPaolo Bonzini assert((opcode >= KVMPPC_HCALL_BASE) && (opcode <= KVMPPC_HCALL_MAX)); 10319f64bd8aSPaolo Bonzini 10329f64bd8aSPaolo Bonzini slot = &kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 10339f64bd8aSPaolo Bonzini } 10349f64bd8aSPaolo Bonzini 10359f64bd8aSPaolo Bonzini assert(!(*slot)); 10369f64bd8aSPaolo Bonzini *slot = fn; 10379f64bd8aSPaolo Bonzini } 10389f64bd8aSPaolo Bonzini 10399f64bd8aSPaolo Bonzini target_ulong spapr_hypercall(PowerPCCPU *cpu, target_ulong opcode, 10409f64bd8aSPaolo Bonzini target_ulong *args) 10419f64bd8aSPaolo Bonzini { 104228e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 104328e02042SDavid Gibson 10449f64bd8aSPaolo Bonzini if ((opcode <= MAX_HCALL_OPCODE) 10459f64bd8aSPaolo Bonzini && ((opcode & 0x3) == 0)) { 10469f64bd8aSPaolo Bonzini spapr_hcall_fn fn = papr_hypercall_table[opcode / 4]; 10479f64bd8aSPaolo Bonzini 10489f64bd8aSPaolo Bonzini if (fn) { 10499f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 10509f64bd8aSPaolo Bonzini } 10519f64bd8aSPaolo Bonzini } else if ((opcode >= KVMPPC_HCALL_BASE) && 10529f64bd8aSPaolo Bonzini (opcode <= KVMPPC_HCALL_MAX)) { 10539f64bd8aSPaolo Bonzini spapr_hcall_fn fn = kvmppc_hypercall_table[opcode - KVMPPC_HCALL_BASE]; 10549f64bd8aSPaolo Bonzini 10559f64bd8aSPaolo Bonzini if (fn) { 10569f64bd8aSPaolo Bonzini return fn(cpu, spapr, opcode, args); 10579f64bd8aSPaolo Bonzini } 10589f64bd8aSPaolo Bonzini } 10599f64bd8aSPaolo Bonzini 1060aaf87c66SThomas Huth qemu_log_mask(LOG_UNIMP, "Unimplemented SPAPR hcall 0x" TARGET_FMT_lx "\n", 1061aaf87c66SThomas Huth opcode); 10629f64bd8aSPaolo Bonzini return H_FUNCTION; 10639f64bd8aSPaolo Bonzini } 10649f64bd8aSPaolo Bonzini 10659f64bd8aSPaolo Bonzini static void hypercall_register_types(void) 10669f64bd8aSPaolo Bonzini { 10679f64bd8aSPaolo Bonzini /* hcall-pft */ 10689f64bd8aSPaolo Bonzini spapr_register_hypercall(H_ENTER, h_enter); 10699f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REMOVE, h_remove); 10709f64bd8aSPaolo Bonzini spapr_register_hypercall(H_PROTECT, h_protect); 1071fa388916SAnthony Liguori spapr_register_hypercall(H_READ, h_read); 10729f64bd8aSPaolo Bonzini 10739f64bd8aSPaolo Bonzini /* hcall-bulk */ 10749f64bd8aSPaolo Bonzini spapr_register_hypercall(H_BULK_REMOVE, h_bulk_remove); 10759f64bd8aSPaolo Bonzini 10769f64bd8aSPaolo Bonzini /* hcall-splpar */ 10779f64bd8aSPaolo Bonzini spapr_register_hypercall(H_REGISTER_VPA, h_register_vpa); 10789f64bd8aSPaolo Bonzini spapr_register_hypercall(H_CEDE, h_cede); 10791c7ad77eSNicholas Piggin spapr_register_hypercall(H_SIGNAL_SYS_RESET, h_signal_sys_reset); 10809f64bd8aSPaolo Bonzini 1081423576f7SThomas Huth /* processor register resource access h-calls */ 1082423576f7SThomas Huth spapr_register_hypercall(H_SET_SPRG0, h_set_sprg0); 1083af08a58fSThomas Huth spapr_register_hypercall(H_SET_DABR, h_set_dabr); 1084e49ff266SThomas Huth spapr_register_hypercall(H_SET_XDABR, h_set_xdabr); 10853240dd9aSThomas Huth spapr_register_hypercall(H_PAGE_INIT, h_page_init); 1086423576f7SThomas Huth spapr_register_hypercall(H_SET_MODE, h_set_mode); 1087423576f7SThomas Huth 10889f64bd8aSPaolo Bonzini /* "debugger" hcalls (also used by SLOF). Note: We do -not- differenciate 10899f64bd8aSPaolo Bonzini * here between the "CI" and the "CACHE" variants, they will use whatever 10909f64bd8aSPaolo Bonzini * mapping attributes qemu is using. When using KVM, the kernel will 10919f64bd8aSPaolo Bonzini * enforce the attributes more strongly 10929f64bd8aSPaolo Bonzini */ 10939f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_LOAD, h_logical_load); 10949f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CI_STORE, h_logical_store); 10959f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_LOAD, h_logical_load); 10969f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_CACHE_STORE, h_logical_store); 10979f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_ICBI, h_logical_icbi); 10989f64bd8aSPaolo Bonzini spapr_register_hypercall(H_LOGICAL_DCBF, h_logical_dcbf); 10999f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_LOGICAL_MEMOP, h_logical_memop); 11009f64bd8aSPaolo Bonzini 11019f64bd8aSPaolo Bonzini /* qemu/KVM-PPC specific hcalls */ 11029f64bd8aSPaolo Bonzini spapr_register_hypercall(KVMPPC_H_RTAS, h_rtas); 110342561bf2SAnton Blanchard 11042a6593cbSAlexey Kardashevskiy /* ibm,client-architecture-support support */ 11052a6593cbSAlexey Kardashevskiy spapr_register_hypercall(KVMPPC_H_CAS, h_client_architecture_support); 11069f64bd8aSPaolo Bonzini } 11079f64bd8aSPaolo Bonzini 11089f64bd8aSPaolo Bonzini type_init(hypercall_register_types) 1109