153018216SPaolo Bonzini /* 253018216SPaolo Bonzini * QEMU PowerPC pSeries Logical Partition (aka sPAPR) hardware System Emulator 353018216SPaolo Bonzini * 453018216SPaolo Bonzini * Copyright (c) 2004-2007 Fabrice Bellard 553018216SPaolo Bonzini * Copyright (c) 2007 Jocelyn Mayer 653018216SPaolo Bonzini * Copyright (c) 2010 David Gibson, IBM Corporation. 753018216SPaolo Bonzini * 853018216SPaolo Bonzini * Permission is hereby granted, free of charge, to any person obtaining a copy 953018216SPaolo Bonzini * of this software and associated documentation files (the "Software"), to deal 1053018216SPaolo Bonzini * in the Software without restriction, including without limitation the rights 1153018216SPaolo Bonzini * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 1253018216SPaolo Bonzini * copies of the Software, and to permit persons to whom the Software is 1353018216SPaolo Bonzini * furnished to do so, subject to the following conditions: 1453018216SPaolo Bonzini * 1553018216SPaolo Bonzini * The above copyright notice and this permission notice shall be included in 1653018216SPaolo Bonzini * all copies or substantial portions of the Software. 1753018216SPaolo Bonzini * 1853018216SPaolo Bonzini * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1953018216SPaolo Bonzini * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 2053018216SPaolo Bonzini * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 2153018216SPaolo Bonzini * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 2253018216SPaolo Bonzini * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 2353018216SPaolo Bonzini * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 2453018216SPaolo Bonzini * THE SOFTWARE. 2553018216SPaolo Bonzini * 2653018216SPaolo Bonzini */ 270d75590dSPeter Maydell #include "qemu/osdep.h" 2853018216SPaolo Bonzini #include "sysemu/sysemu.h" 29e35704baSEduardo Habkost #include "sysemu/numa.h" 3053018216SPaolo Bonzini #include "hw/hw.h" 3171461b0fSAlexey Kardashevskiy #include "hw/fw-path-provider.h" 3253018216SPaolo Bonzini #include "elf.h" 3353018216SPaolo Bonzini #include "net/net.h" 34ad440b4aSAndrew Jones #include "sysemu/device_tree.h" 35fa1d36dfSMarkus Armbruster #include "sysemu/block-backend.h" 3653018216SPaolo Bonzini #include "sysemu/cpus.h" 3753018216SPaolo Bonzini #include "sysemu/kvm.h" 38c20d332aSBharata B Rao #include "sysemu/device_tree.h" 3953018216SPaolo Bonzini #include "kvm_ppc.h" 40ff14e817SDr. David Alan Gilbert #include "migration/migration.h" 414be21d56SDavid Gibson #include "mmu-hash64.h" 423794d548SAlexey Kardashevskiy #include "qom/cpu.h" 4353018216SPaolo Bonzini 4453018216SPaolo Bonzini #include "hw/boards.h" 450d09e41aSPaolo Bonzini #include "hw/ppc/ppc.h" 4653018216SPaolo Bonzini #include "hw/loader.h" 4753018216SPaolo Bonzini 480d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 490d09e41aSPaolo Bonzini #include "hw/ppc/spapr_vio.h" 500d09e41aSPaolo Bonzini #include "hw/pci-host/spapr.h" 510d09e41aSPaolo Bonzini #include "hw/ppc/xics.h" 5253018216SPaolo Bonzini #include "hw/pci/msi.h" 5353018216SPaolo Bonzini 5453018216SPaolo Bonzini #include "hw/pci/pci.h" 5571461b0fSAlexey Kardashevskiy #include "hw/scsi/scsi.h" 5671461b0fSAlexey Kardashevskiy #include "hw/virtio/virtio-scsi.h" 5753018216SPaolo Bonzini 5853018216SPaolo Bonzini #include "exec/address-spaces.h" 5953018216SPaolo Bonzini #include "hw/usb.h" 6053018216SPaolo Bonzini #include "qemu/config-file.h" 61135a129aSAneesh Kumar K.V #include "qemu/error-report.h" 622a6593cbSAlexey Kardashevskiy #include "trace.h" 6334316482SAlexey Kardashevskiy #include "hw/nmi.h" 6453018216SPaolo Bonzini 6568a27b20SMichael S. Tsirkin #include "hw/compat.h" 66224245bfSDavid Gibson #include "qemu-common.h" 6768a27b20SMichael S. Tsirkin 6853018216SPaolo Bonzini #include <libfdt.h> 6953018216SPaolo Bonzini 7053018216SPaolo Bonzini /* SLOF memory layout: 7153018216SPaolo Bonzini * 7253018216SPaolo Bonzini * SLOF raw image loaded at 0, copies its romfs right below the flat 7353018216SPaolo Bonzini * device-tree, then position SLOF itself 31M below that 7453018216SPaolo Bonzini * 7553018216SPaolo Bonzini * So we set FW_OVERHEAD to 40MB which should account for all of that 7653018216SPaolo Bonzini * and more 7753018216SPaolo Bonzini * 7853018216SPaolo Bonzini * We load our kernel at 4M, leaving space for SLOF initial image 7953018216SPaolo Bonzini */ 8038b02bd8SAlexey Kardashevskiy #define FDT_MAX_SIZE 0x100000 8153018216SPaolo Bonzini #define RTAS_MAX_SIZE 0x10000 82b7d1f77aSBenjamin Herrenschmidt #define RTAS_MAX_ADDR 0x80000000 /* RTAS must stay below that */ 8353018216SPaolo Bonzini #define FW_MAX_SIZE 0x400000 8453018216SPaolo Bonzini #define FW_FILE_NAME "slof.bin" 8553018216SPaolo Bonzini #define FW_OVERHEAD 0x2800000 8653018216SPaolo Bonzini #define KERNEL_LOAD_ADDR FW_MAX_SIZE 8753018216SPaolo Bonzini 8853018216SPaolo Bonzini #define MIN_RMA_SLOF 128UL 8953018216SPaolo Bonzini 9053018216SPaolo Bonzini #define TIMEBASE_FREQ 512000000ULL 9153018216SPaolo Bonzini 9253018216SPaolo Bonzini #define PHANDLE_XICP 0x00001111 9353018216SPaolo Bonzini 9453018216SPaolo Bonzini #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 9553018216SPaolo Bonzini 96c04d6cfaSAnthony Liguori static XICSState *try_create_xics(const char *type, int nr_servers, 9734f2af3dSMarkus Armbruster int nr_irqs, Error **errp) 98c04d6cfaSAnthony Liguori { 9934f2af3dSMarkus Armbruster Error *err = NULL; 100c04d6cfaSAnthony Liguori DeviceState *dev; 101c04d6cfaSAnthony Liguori 102c04d6cfaSAnthony Liguori dev = qdev_create(NULL, type); 103c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_servers", nr_servers); 104c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_irqs", nr_irqs); 10534f2af3dSMarkus Armbruster object_property_set_bool(OBJECT(dev), true, "realized", &err); 10634f2af3dSMarkus Armbruster if (err) { 10734f2af3dSMarkus Armbruster error_propagate(errp, err); 10834f2af3dSMarkus Armbruster object_unparent(OBJECT(dev)); 109c04d6cfaSAnthony Liguori return NULL; 110c04d6cfaSAnthony Liguori } 1115a3d7b23SAlexey Kardashevskiy return XICS_COMMON(dev); 112c04d6cfaSAnthony Liguori } 113c04d6cfaSAnthony Liguori 114446f16a6SMarcel Apfelbaum static XICSState *xics_system_init(MachineState *machine, 1151e49182dSDavid Gibson int nr_servers, int nr_irqs, Error **errp) 116c04d6cfaSAnthony Liguori { 117c04d6cfaSAnthony Liguori XICSState *icp = NULL; 118c04d6cfaSAnthony Liguori 11911ad93f6SDavid Gibson if (kvm_enabled()) { 12034f2af3dSMarkus Armbruster Error *err = NULL; 12134f2af3dSMarkus Armbruster 122446f16a6SMarcel Apfelbaum if (machine_kernel_irqchip_allowed(machine)) { 12334f2af3dSMarkus Armbruster icp = try_create_xics(TYPE_KVM_XICS, nr_servers, nr_irqs, &err); 12411ad93f6SDavid Gibson } 125446f16a6SMarcel Apfelbaum if (machine_kernel_irqchip_required(machine) && !icp) { 126b83baa60SMarkus Armbruster error_reportf_err(err, 127b83baa60SMarkus Armbruster "kernel_irqchip requested but unavailable: "); 128b83baa60SMarkus Armbruster } else { 129903a41d3SStefano Dong (董兴水) error_free(err); 13011ad93f6SDavid Gibson } 131b83baa60SMarkus Armbruster } 13211ad93f6SDavid Gibson 13311ad93f6SDavid Gibson if (!icp) { 1341e49182dSDavid Gibson icp = try_create_xics(TYPE_XICS, nr_servers, nr_irqs, errp); 135c04d6cfaSAnthony Liguori } 136c04d6cfaSAnthony Liguori 137c04d6cfaSAnthony Liguori return icp; 138c04d6cfaSAnthony Liguori } 139c04d6cfaSAnthony Liguori 140833d4668SAlexey Kardashevskiy static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, 141833d4668SAlexey Kardashevskiy int smt_threads) 142833d4668SAlexey Kardashevskiy { 143833d4668SAlexey Kardashevskiy int i, ret = 0; 144833d4668SAlexey Kardashevskiy uint32_t servers_prop[smt_threads]; 145833d4668SAlexey Kardashevskiy uint32_t gservers_prop[smt_threads * 2]; 146833d4668SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 147833d4668SAlexey Kardashevskiy 1486d9412eaSAlexey Kardashevskiy if (cpu->cpu_version) { 1494bce526eSLaurent Dufour ret = fdt_setprop_cell(fdt, offset, "cpu-version", cpu->cpu_version); 1506d9412eaSAlexey Kardashevskiy if (ret < 0) { 1516d9412eaSAlexey Kardashevskiy return ret; 1526d9412eaSAlexey Kardashevskiy } 1536d9412eaSAlexey Kardashevskiy } 1546d9412eaSAlexey Kardashevskiy 155833d4668SAlexey Kardashevskiy /* Build interrupt servers and gservers properties */ 156833d4668SAlexey Kardashevskiy for (i = 0; i < smt_threads; i++) { 157833d4668SAlexey Kardashevskiy servers_prop[i] = cpu_to_be32(index + i); 158833d4668SAlexey Kardashevskiy /* Hack, direct the group queues back to cpu 0 */ 159833d4668SAlexey Kardashevskiy gservers_prop[i*2] = cpu_to_be32(index + i); 160833d4668SAlexey Kardashevskiy gservers_prop[i*2 + 1] = 0; 161833d4668SAlexey Kardashevskiy } 162833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s", 163833d4668SAlexey Kardashevskiy servers_prop, sizeof(servers_prop)); 164833d4668SAlexey Kardashevskiy if (ret < 0) { 165833d4668SAlexey Kardashevskiy return ret; 166833d4668SAlexey Kardashevskiy } 167833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-gserver#s", 168833d4668SAlexey Kardashevskiy gservers_prop, sizeof(gservers_prop)); 169833d4668SAlexey Kardashevskiy 170833d4668SAlexey Kardashevskiy return ret; 171833d4668SAlexey Kardashevskiy } 172833d4668SAlexey Kardashevskiy 1730da6f3feSBharata B Rao static int spapr_fixup_cpu_numa_dt(void *fdt, int offset, CPUState *cs) 1740da6f3feSBharata B Rao { 1750da6f3feSBharata B Rao int ret = 0; 1760da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 1770da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 1780da6f3feSBharata B Rao uint32_t associativity[] = {cpu_to_be32(0x5), 1790da6f3feSBharata B Rao cpu_to_be32(0x0), 1800da6f3feSBharata B Rao cpu_to_be32(0x0), 1810da6f3feSBharata B Rao cpu_to_be32(0x0), 1820da6f3feSBharata B Rao cpu_to_be32(cs->numa_node), 1830da6f3feSBharata B Rao cpu_to_be32(index)}; 1840da6f3feSBharata B Rao 1850da6f3feSBharata B Rao /* Advertise NUMA via ibm,associativity */ 1860da6f3feSBharata B Rao if (nb_numa_nodes > 1) { 1870da6f3feSBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity", associativity, 1880da6f3feSBharata B Rao sizeof(associativity)); 1890da6f3feSBharata B Rao } 1900da6f3feSBharata B Rao 1910da6f3feSBharata B Rao return ret; 1920da6f3feSBharata B Rao } 1930da6f3feSBharata B Rao 19428e02042SDavid Gibson static int spapr_fixup_cpu_dt(void *fdt, sPAPRMachineState *spapr) 19553018216SPaolo Bonzini { 19682677ed2SAlexey Kardashevskiy int ret = 0, offset, cpus_offset; 19782677ed2SAlexey Kardashevskiy CPUState *cs; 19853018216SPaolo Bonzini char cpu_model[32]; 19953018216SPaolo Bonzini int smt = kvmppc_smt_threads(); 20053018216SPaolo Bonzini uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 20153018216SPaolo Bonzini 20282677ed2SAlexey Kardashevskiy CPU_FOREACH(cs) { 20382677ed2SAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(cs); 20482677ed2SAlexey Kardashevskiy DeviceClass *dc = DEVICE_GET_CLASS(cs); 20582677ed2SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 20653018216SPaolo Bonzini 2070f20ba62SAlexey Kardashevskiy if ((index % smt) != 0) { 20853018216SPaolo Bonzini continue; 20953018216SPaolo Bonzini } 21053018216SPaolo Bonzini 21182677ed2SAlexey Kardashevskiy snprintf(cpu_model, 32, "%s@%x", dc->fw_name, index); 21253018216SPaolo Bonzini 21382677ed2SAlexey Kardashevskiy cpus_offset = fdt_path_offset(fdt, "/cpus"); 21482677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 21582677ed2SAlexey Kardashevskiy cpus_offset = fdt_add_subnode(fdt, fdt_path_offset(fdt, "/"), 21682677ed2SAlexey Kardashevskiy "cpus"); 21782677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 21882677ed2SAlexey Kardashevskiy return cpus_offset; 21982677ed2SAlexey Kardashevskiy } 22082677ed2SAlexey Kardashevskiy } 22182677ed2SAlexey Kardashevskiy offset = fdt_subnode_offset(fdt, cpus_offset, cpu_model); 22282677ed2SAlexey Kardashevskiy if (offset < 0) { 22382677ed2SAlexey Kardashevskiy offset = fdt_add_subnode(fdt, cpus_offset, cpu_model); 22453018216SPaolo Bonzini if (offset < 0) { 22553018216SPaolo Bonzini return offset; 22653018216SPaolo Bonzini } 22782677ed2SAlexey Kardashevskiy } 22853018216SPaolo Bonzini 2290da6f3feSBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,pft-size", 2300da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)); 23153018216SPaolo Bonzini if (ret < 0) { 23253018216SPaolo Bonzini return ret; 23353018216SPaolo Bonzini } 23453018216SPaolo Bonzini 2350da6f3feSBharata B Rao ret = spapr_fixup_cpu_numa_dt(fdt, offset, cs); 23653018216SPaolo Bonzini if (ret < 0) { 23753018216SPaolo Bonzini return ret; 23853018216SPaolo Bonzini } 239833d4668SAlexey Kardashevskiy 24082677ed2SAlexey Kardashevskiy ret = spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 2412a48d993SAlexey Kardashevskiy ppc_get_compat_smt_threads(cpu)); 242833d4668SAlexey Kardashevskiy if (ret < 0) { 243833d4668SAlexey Kardashevskiy return ret; 244833d4668SAlexey Kardashevskiy } 24553018216SPaolo Bonzini } 24653018216SPaolo Bonzini return ret; 24753018216SPaolo Bonzini } 24853018216SPaolo Bonzini 24953018216SPaolo Bonzini 25053018216SPaolo Bonzini static size_t create_page_sizes_prop(CPUPPCState *env, uint32_t *prop, 25153018216SPaolo Bonzini size_t maxsize) 25253018216SPaolo Bonzini { 25353018216SPaolo Bonzini size_t maxcells = maxsize / sizeof(uint32_t); 25453018216SPaolo Bonzini int i, j, count; 25553018216SPaolo Bonzini uint32_t *p = prop; 25653018216SPaolo Bonzini 25753018216SPaolo Bonzini for (i = 0; i < PPC_PAGE_SIZES_MAX_SZ; i++) { 25853018216SPaolo Bonzini struct ppc_one_seg_page_size *sps = &env->sps.sps[i]; 25953018216SPaolo Bonzini 26053018216SPaolo Bonzini if (!sps->page_shift) { 26153018216SPaolo Bonzini break; 26253018216SPaolo Bonzini } 26353018216SPaolo Bonzini for (count = 0; count < PPC_PAGE_SIZES_MAX_SZ; count++) { 26453018216SPaolo Bonzini if (sps->enc[count].page_shift == 0) { 26553018216SPaolo Bonzini break; 26653018216SPaolo Bonzini } 26753018216SPaolo Bonzini } 26853018216SPaolo Bonzini if ((p - prop) >= (maxcells - 3 - count * 2)) { 26953018216SPaolo Bonzini break; 27053018216SPaolo Bonzini } 27153018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->page_shift); 27253018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->slb_enc); 27353018216SPaolo Bonzini *(p++) = cpu_to_be32(count); 27453018216SPaolo Bonzini for (j = 0; j < count; j++) { 27553018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].page_shift); 27653018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].pte_enc); 27753018216SPaolo Bonzini } 27853018216SPaolo Bonzini } 27953018216SPaolo Bonzini 28053018216SPaolo Bonzini return (p - prop) * sizeof(uint32_t); 28153018216SPaolo Bonzini } 28253018216SPaolo Bonzini 283b082d65aSAlexey Kardashevskiy static hwaddr spapr_node0_size(void) 284b082d65aSAlexey Kardashevskiy { 285fb164994SDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 286fb164994SDavid Gibson 287b082d65aSAlexey Kardashevskiy if (nb_numa_nodes) { 288b082d65aSAlexey Kardashevskiy int i; 289b082d65aSAlexey Kardashevskiy for (i = 0; i < nb_numa_nodes; ++i) { 290b082d65aSAlexey Kardashevskiy if (numa_info[i].node_mem) { 291fb164994SDavid Gibson return MIN(pow2floor(numa_info[i].node_mem), 292fb164994SDavid Gibson machine->ram_size); 293b082d65aSAlexey Kardashevskiy } 294b082d65aSAlexey Kardashevskiy } 295b082d65aSAlexey Kardashevskiy } 296fb164994SDavid Gibson return machine->ram_size; 297b082d65aSAlexey Kardashevskiy } 298b082d65aSAlexey Kardashevskiy 29953018216SPaolo Bonzini #define _FDT(exp) \ 30053018216SPaolo Bonzini do { \ 30153018216SPaolo Bonzini int ret = (exp); \ 30253018216SPaolo Bonzini if (ret < 0) { \ 30353018216SPaolo Bonzini fprintf(stderr, "qemu: error creating device tree: %s: %s\n", \ 30453018216SPaolo Bonzini #exp, fdt_strerror(ret)); \ 30553018216SPaolo Bonzini exit(1); \ 30653018216SPaolo Bonzini } \ 30753018216SPaolo Bonzini } while (0) 30853018216SPaolo Bonzini 309a1d59c0fSAlexey Kardashevskiy static void add_str(GString *s, const gchar *s1) 310a1d59c0fSAlexey Kardashevskiy { 311a1d59c0fSAlexey Kardashevskiy g_string_append_len(s, s1, strlen(s1) + 1); 312a1d59c0fSAlexey Kardashevskiy } 31353018216SPaolo Bonzini 3143bbf37f2SAndreas Färber static void *spapr_create_fdt_skel(hwaddr initrd_base, 31553018216SPaolo Bonzini hwaddr initrd_size, 31653018216SPaolo Bonzini hwaddr kernel_size, 31716457e7fSBenjamin Herrenschmidt bool little_endian, 31853018216SPaolo Bonzini const char *kernel_cmdline, 31953018216SPaolo Bonzini uint32_t epow_irq) 32053018216SPaolo Bonzini { 32153018216SPaolo Bonzini void *fdt; 32253018216SPaolo Bonzini uint32_t start_prop = cpu_to_be32(initrd_base); 32353018216SPaolo Bonzini uint32_t end_prop = cpu_to_be32(initrd_base + initrd_size); 324a1d59c0fSAlexey Kardashevskiy GString *hypertas = g_string_sized_new(256); 325a1d59c0fSAlexey Kardashevskiy GString *qemu_hypertas = g_string_sized_new(256); 32653018216SPaolo Bonzini uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)}; 3279e734e3dSBharata B Rao uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(max_cpus)}; 32853018216SPaolo Bonzini unsigned char vec5[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x80}; 329ef951443SNikunj A Dadhania char *buf; 33053018216SPaolo Bonzini 331a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-pft"); 332a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-term"); 333a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-dabr"); 334a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-interrupt"); 335a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-tce"); 336a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-vio"); 337a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-splpar"); 338a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-bulk"); 339a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-set-mode"); 340a1d59c0fSAlexey Kardashevskiy add_str(qemu_hypertas, "hcall-memop1"); 341a1d59c0fSAlexey Kardashevskiy 34253018216SPaolo Bonzini fdt = g_malloc0(FDT_MAX_SIZE); 34353018216SPaolo Bonzini _FDT((fdt_create(fdt, FDT_MAX_SIZE))); 34453018216SPaolo Bonzini 34553018216SPaolo Bonzini if (kernel_size) { 34653018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, KERNEL_LOAD_ADDR, kernel_size))); 34753018216SPaolo Bonzini } 34853018216SPaolo Bonzini if (initrd_size) { 34953018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, initrd_base, initrd_size))); 35053018216SPaolo Bonzini } 35153018216SPaolo Bonzini _FDT((fdt_finish_reservemap(fdt))); 35253018216SPaolo Bonzini 35353018216SPaolo Bonzini /* Root node */ 35453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, ""))); 35553018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "chrp"))); 35653018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "model", "IBM pSeries (emulated by qemu)"))); 357fa388916SAnthony Liguori _FDT((fdt_property_string(fdt, "compatible", "qemu,pseries"))); 35853018216SPaolo Bonzini 359ef951443SNikunj A Dadhania /* 360ef951443SNikunj A Dadhania * Add info to guest to indentify which host is it being run on 361ef951443SNikunj A Dadhania * and what is the uuid of the guest 362ef951443SNikunj A Dadhania */ 363ef951443SNikunj A Dadhania if (kvmppc_get_host_model(&buf)) { 364ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-model", buf))); 365ef951443SNikunj A Dadhania g_free(buf); 366ef951443SNikunj A Dadhania } 367ef951443SNikunj A Dadhania if (kvmppc_get_host_serial(&buf)) { 368ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-serial", buf))); 369ef951443SNikunj A Dadhania g_free(buf); 370ef951443SNikunj A Dadhania } 371ef951443SNikunj A Dadhania 372ef951443SNikunj A Dadhania buf = g_strdup_printf(UUID_FMT, qemu_uuid[0], qemu_uuid[1], 373ef951443SNikunj A Dadhania qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], 374ef951443SNikunj A Dadhania qemu_uuid[5], qemu_uuid[6], qemu_uuid[7], 375ef951443SNikunj A Dadhania qemu_uuid[8], qemu_uuid[9], qemu_uuid[10], 376ef951443SNikunj A Dadhania qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], 377ef951443SNikunj A Dadhania qemu_uuid[14], qemu_uuid[15]); 378ef951443SNikunj A Dadhania 379ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "vm,uuid", buf))); 3803dc0a66dSAlexey Kardashevskiy if (qemu_uuid_set) { 3813dc0a66dSAlexey Kardashevskiy _FDT((fdt_property_string(fdt, "system-id", buf))); 3823dc0a66dSAlexey Kardashevskiy } 383ef951443SNikunj A Dadhania g_free(buf); 384ef951443SNikunj A Dadhania 3852c1aaa81SSam Bobroff if (qemu_get_vm_name()) { 3862c1aaa81SSam Bobroff _FDT((fdt_property_string(fdt, "ibm,partition-name", 3872c1aaa81SSam Bobroff qemu_get_vm_name()))); 3882c1aaa81SSam Bobroff } 3892c1aaa81SSam Bobroff 39053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x2))); 39153018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x2))); 39253018216SPaolo Bonzini 39353018216SPaolo Bonzini /* /chosen */ 39453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "chosen"))); 39553018216SPaolo Bonzini 39653018216SPaolo Bonzini /* Set Form1_affinity */ 39753018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,architecture-vec-5", vec5, sizeof(vec5)))); 39853018216SPaolo Bonzini 39953018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "bootargs", kernel_cmdline))); 40053018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-start", 40153018216SPaolo Bonzini &start_prop, sizeof(start_prop)))); 40253018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-end", 40353018216SPaolo Bonzini &end_prop, sizeof(end_prop)))); 40453018216SPaolo Bonzini if (kernel_size) { 40553018216SPaolo Bonzini uint64_t kprop[2] = { cpu_to_be64(KERNEL_LOAD_ADDR), 40653018216SPaolo Bonzini cpu_to_be64(kernel_size) }; 40753018216SPaolo Bonzini 40853018216SPaolo Bonzini _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); 40916457e7fSBenjamin Herrenschmidt if (little_endian) { 41016457e7fSBenjamin Herrenschmidt _FDT((fdt_property(fdt, "qemu,boot-kernel-le", NULL, 0))); 41116457e7fSBenjamin Herrenschmidt } 41253018216SPaolo Bonzini } 413cc84c0f3SAvik Sil if (boot_menu) { 414cc84c0f3SAvik Sil _FDT((fdt_property_cell(fdt, "qemu,boot-menu", boot_menu))); 415cc84c0f3SAvik Sil } 41653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); 41753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); 41853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth))); 41953018216SPaolo Bonzini 42053018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 42153018216SPaolo Bonzini 42253018216SPaolo Bonzini /* RTAS */ 42353018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "rtas"))); 42453018216SPaolo Bonzini 425da95324eSAlexey Kardashevskiy if (!kvm_enabled() || kvmppc_spapr_use_multitce()) { 426da95324eSAlexey Kardashevskiy add_str(hypertas, "hcall-multi-tce"); 427da95324eSAlexey Kardashevskiy } 428a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "ibm,hypertas-functions", hypertas->str, 429a1d59c0fSAlexey Kardashevskiy hypertas->len))); 430a1d59c0fSAlexey Kardashevskiy g_string_free(hypertas, TRUE); 431a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "qemu,hypertas-functions", qemu_hypertas->str, 432a1d59c0fSAlexey Kardashevskiy qemu_hypertas->len))); 433a1d59c0fSAlexey Kardashevskiy g_string_free(qemu_hypertas, TRUE); 43453018216SPaolo Bonzini 43553018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,associativity-reference-points", 43653018216SPaolo Bonzini refpoints, sizeof(refpoints)))); 43753018216SPaolo Bonzini 43853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "rtas-error-log-max", RTAS_ERROR_LOG_MAX))); 43979853e18STyrel Datwyler _FDT((fdt_property_cell(fdt, "rtas-event-scan-rate", 44079853e18STyrel Datwyler RTAS_EVENT_SCAN_RATE))); 44153018216SPaolo Bonzini 442a95f9922SSam Bobroff if (msi_supported) { 443a95f9922SSam Bobroff _FDT((fdt_property(fdt, "ibm,change-msix-capable", NULL, 0))); 444a95f9922SSam Bobroff } 445a95f9922SSam Bobroff 4462e14072fSNikunj A Dadhania /* 4479d632f5fSzhanghailiang * According to PAPR, rtas ibm,os-term does not guarantee a return 4482e14072fSNikunj A Dadhania * back to the guest cpu. 4492e14072fSNikunj A Dadhania * 4502e14072fSNikunj A Dadhania * While an additional ibm,extended-os-term property indicates that 4512e14072fSNikunj A Dadhania * rtas call return will always occur. Set this property. 4522e14072fSNikunj A Dadhania */ 4532e14072fSNikunj A Dadhania _FDT((fdt_property(fdt, "ibm,extended-os-term", NULL, 0))); 4542e14072fSNikunj A Dadhania 45553018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 45653018216SPaolo Bonzini 45753018216SPaolo Bonzini /* interrupt controller */ 45853018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "interrupt-controller"))); 45953018216SPaolo Bonzini 46053018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", 46153018216SPaolo Bonzini "PowerPC-External-Interrupt-Presentation"))); 46253018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,ppc-xicp"))); 46353018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 46453018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,interrupt-server-ranges", 46553018216SPaolo Bonzini interrupt_server_ranges_prop, 46653018216SPaolo Bonzini sizeof(interrupt_server_ranges_prop)))); 46753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 2))); 46853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "linux,phandle", PHANDLE_XICP))); 46953018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "phandle", PHANDLE_XICP))); 47053018216SPaolo Bonzini 47153018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 47253018216SPaolo Bonzini 47353018216SPaolo Bonzini /* vdevice */ 47453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "vdevice"))); 47553018216SPaolo Bonzini 47653018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "vdevice"))); 47753018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,vdevice"))); 47853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x1))); 47953018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x0))); 48053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 0x2))); 48153018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 48253018216SPaolo Bonzini 48353018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 48453018216SPaolo Bonzini 48553018216SPaolo Bonzini /* event-sources */ 48653018216SPaolo Bonzini spapr_events_fdt_skel(fdt, epow_irq); 48753018216SPaolo Bonzini 488f7d69146SAlexander Graf /* /hypervisor node */ 489f7d69146SAlexander Graf if (kvm_enabled()) { 490f7d69146SAlexander Graf uint8_t hypercall[16]; 491f7d69146SAlexander Graf 492f7d69146SAlexander Graf /* indicate KVM hypercall interface */ 493f7d69146SAlexander Graf _FDT((fdt_begin_node(fdt, "hypervisor"))); 494f7d69146SAlexander Graf _FDT((fdt_property_string(fdt, "compatible", "linux,kvm"))); 495f7d69146SAlexander Graf if (kvmppc_has_cap_fixup_hcalls()) { 496f7d69146SAlexander Graf /* 497f7d69146SAlexander Graf * Older KVM versions with older guest kernels were broken with the 498f7d69146SAlexander Graf * magic page, don't allow the guest to map it. 499f7d69146SAlexander Graf */ 500f7d69146SAlexander Graf kvmppc_get_hypercall(first_cpu->env_ptr, hypercall, 501f7d69146SAlexander Graf sizeof(hypercall)); 502f7d69146SAlexander Graf _FDT((fdt_property(fdt, "hcall-instructions", hypercall, 503f7d69146SAlexander Graf sizeof(hypercall)))); 504f7d69146SAlexander Graf } 505f7d69146SAlexander Graf _FDT((fdt_end_node(fdt))); 506f7d69146SAlexander Graf } 507f7d69146SAlexander Graf 50853018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); /* close root node */ 50953018216SPaolo Bonzini _FDT((fdt_finish(fdt))); 51053018216SPaolo Bonzini 51153018216SPaolo Bonzini return fdt; 51253018216SPaolo Bonzini } 51353018216SPaolo Bonzini 51403d196b7SBharata B Rao static int spapr_populate_memory_node(void *fdt, int nodeid, hwaddr start, 51526a8c353SAlexey Kardashevskiy hwaddr size) 51626a8c353SAlexey Kardashevskiy { 51726a8c353SAlexey Kardashevskiy uint32_t associativity[] = { 51826a8c353SAlexey Kardashevskiy cpu_to_be32(0x4), /* length */ 51926a8c353SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(0x0), 520c3b4f589SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(nodeid) 52126a8c353SAlexey Kardashevskiy }; 52226a8c353SAlexey Kardashevskiy char mem_name[32]; 52326a8c353SAlexey Kardashevskiy uint64_t mem_reg_property[2]; 52426a8c353SAlexey Kardashevskiy int off; 52526a8c353SAlexey Kardashevskiy 52626a8c353SAlexey Kardashevskiy mem_reg_property[0] = cpu_to_be64(start); 52726a8c353SAlexey Kardashevskiy mem_reg_property[1] = cpu_to_be64(size); 52826a8c353SAlexey Kardashevskiy 52926a8c353SAlexey Kardashevskiy sprintf(mem_name, "memory@" TARGET_FMT_lx, start); 53026a8c353SAlexey Kardashevskiy off = fdt_add_subnode(fdt, 0, mem_name); 53126a8c353SAlexey Kardashevskiy _FDT(off); 53226a8c353SAlexey Kardashevskiy _FDT((fdt_setprop_string(fdt, off, "device_type", "memory"))); 53326a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "reg", mem_reg_property, 53426a8c353SAlexey Kardashevskiy sizeof(mem_reg_property)))); 53526a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "ibm,associativity", associativity, 53626a8c353SAlexey Kardashevskiy sizeof(associativity)))); 53703d196b7SBharata B Rao return off; 53826a8c353SAlexey Kardashevskiy } 53926a8c353SAlexey Kardashevskiy 54028e02042SDavid Gibson static int spapr_populate_memory(sPAPRMachineState *spapr, void *fdt) 54153018216SPaolo Bonzini { 542fb164994SDavid Gibson MachineState *machine = MACHINE(spapr); 5437db8a127SAlexey Kardashevskiy hwaddr mem_start, node_size; 5447db8a127SAlexey Kardashevskiy int i, nb_nodes = nb_numa_nodes; 5457db8a127SAlexey Kardashevskiy NodeInfo *nodes = numa_info; 5467db8a127SAlexey Kardashevskiy NodeInfo ramnode; 54753018216SPaolo Bonzini 5487db8a127SAlexey Kardashevskiy /* No NUMA nodes, assume there is just one node with whole RAM */ 5497db8a127SAlexey Kardashevskiy if (!nb_numa_nodes) { 5507db8a127SAlexey Kardashevskiy nb_nodes = 1; 551fb164994SDavid Gibson ramnode.node_mem = machine->ram_size; 5527db8a127SAlexey Kardashevskiy nodes = &ramnode; 5535fe269b1SPaul Mackerras } 55453018216SPaolo Bonzini 5557db8a127SAlexey Kardashevskiy for (i = 0, mem_start = 0; i < nb_nodes; ++i) { 5567db8a127SAlexey Kardashevskiy if (!nodes[i].node_mem) { 5577db8a127SAlexey Kardashevskiy continue; 55853018216SPaolo Bonzini } 559fb164994SDavid Gibson if (mem_start >= machine->ram_size) { 5605fe269b1SPaul Mackerras node_size = 0; 5615fe269b1SPaul Mackerras } else { 5627db8a127SAlexey Kardashevskiy node_size = nodes[i].node_mem; 563fb164994SDavid Gibson if (node_size > machine->ram_size - mem_start) { 564fb164994SDavid Gibson node_size = machine->ram_size - mem_start; 5655fe269b1SPaul Mackerras } 5665fe269b1SPaul Mackerras } 5677db8a127SAlexey Kardashevskiy if (!mem_start) { 5687db8a127SAlexey Kardashevskiy /* ppc_spapr_init() checks for rma_size <= node0_size already */ 569e8f986fcSBharata B Rao spapr_populate_memory_node(fdt, i, 0, spapr->rma_size); 5707db8a127SAlexey Kardashevskiy mem_start += spapr->rma_size; 5717db8a127SAlexey Kardashevskiy node_size -= spapr->rma_size; 5727db8a127SAlexey Kardashevskiy } 5736010818cSAlexey Kardashevskiy for ( ; node_size; ) { 5746010818cSAlexey Kardashevskiy hwaddr sizetmp = pow2floor(node_size); 5756010818cSAlexey Kardashevskiy 5766010818cSAlexey Kardashevskiy /* mem_start != 0 here */ 5776010818cSAlexey Kardashevskiy if (ctzl(mem_start) < ctzl(sizetmp)) { 5786010818cSAlexey Kardashevskiy sizetmp = 1ULL << ctzl(mem_start); 5796010818cSAlexey Kardashevskiy } 5806010818cSAlexey Kardashevskiy 5816010818cSAlexey Kardashevskiy spapr_populate_memory_node(fdt, i, mem_start, sizetmp); 5826010818cSAlexey Kardashevskiy node_size -= sizetmp; 5836010818cSAlexey Kardashevskiy mem_start += sizetmp; 5846010818cSAlexey Kardashevskiy } 58553018216SPaolo Bonzini } 58653018216SPaolo Bonzini 58753018216SPaolo Bonzini return 0; 58853018216SPaolo Bonzini } 58953018216SPaolo Bonzini 5900da6f3feSBharata B Rao static void spapr_populate_cpu_dt(CPUState *cs, void *fdt, int offset, 5910da6f3feSBharata B Rao sPAPRMachineState *spapr) 5920da6f3feSBharata B Rao { 5930da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 5940da6f3feSBharata B Rao CPUPPCState *env = &cpu->env; 5950da6f3feSBharata B Rao PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); 5960da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 5970da6f3feSBharata B Rao uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40), 5980da6f3feSBharata B Rao 0xffffffff, 0xffffffff}; 5990da6f3feSBharata B Rao uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() : TIMEBASE_FREQ; 6000da6f3feSBharata B Rao uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; 6010da6f3feSBharata B Rao uint32_t page_sizes_prop[64]; 6020da6f3feSBharata B Rao size_t page_sizes_prop_size; 60322419c2aSDavid Gibson uint32_t vcpus_per_socket = smp_threads * smp_cores; 6040da6f3feSBharata B Rao uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 6050da6f3feSBharata B Rao 60690da0d5aSBenjamin Herrenschmidt /* Note: we keep CI large pages off for now because a 64K capable guest 60790da0d5aSBenjamin Herrenschmidt * provisioned with large pages might otherwise try to map a qemu 60890da0d5aSBenjamin Herrenschmidt * framebuffer (or other kind of memory mapped PCI BAR) using 64K pages 60990da0d5aSBenjamin Herrenschmidt * even if that qemu runs on a 4k host. 61090da0d5aSBenjamin Herrenschmidt * 61190da0d5aSBenjamin Herrenschmidt * We can later add this bit back when we are confident this is not 61290da0d5aSBenjamin Herrenschmidt * an issue (!HV KVM or 64K host) 61390da0d5aSBenjamin Herrenschmidt */ 61490da0d5aSBenjamin Herrenschmidt uint8_t pa_features_206[] = { 6, 0, 61590da0d5aSBenjamin Herrenschmidt 0xf6, 0x1f, 0xc7, 0x00, 0x80, 0xc0 }; 61690da0d5aSBenjamin Herrenschmidt uint8_t pa_features_207[] = { 24, 0, 61790da0d5aSBenjamin Herrenschmidt 0xf6, 0x1f, 0xc7, 0xc0, 0x80, 0xf0, 61890da0d5aSBenjamin Herrenschmidt 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 61990da0d5aSBenjamin Herrenschmidt 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 62090da0d5aSBenjamin Herrenschmidt 0x80, 0x00, 0x80, 0x00, 0x80, 0x00 }; 62190da0d5aSBenjamin Herrenschmidt uint8_t *pa_features; 62290da0d5aSBenjamin Herrenschmidt size_t pa_size; 62390da0d5aSBenjamin Herrenschmidt 6240da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "reg", index))); 6250da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "device_type", "cpu"))); 6260da6f3feSBharata B Rao 6270da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "cpu-version", env->spr[SPR_PVR]))); 6280da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-block-size", 6290da6f3feSBharata B Rao env->dcache_line_size))); 6300da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-line-size", 6310da6f3feSBharata B Rao env->dcache_line_size))); 6320da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-block-size", 6330da6f3feSBharata B Rao env->icache_line_size))); 6340da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-line-size", 6350da6f3feSBharata B Rao env->icache_line_size))); 6360da6f3feSBharata B Rao 6370da6f3feSBharata B Rao if (pcc->l1_dcache_size) { 6380da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-size", 6390da6f3feSBharata B Rao pcc->l1_dcache_size))); 6400da6f3feSBharata B Rao } else { 6410da6f3feSBharata B Rao fprintf(stderr, "Warning: Unknown L1 dcache size for cpu\n"); 6420da6f3feSBharata B Rao } 6430da6f3feSBharata B Rao if (pcc->l1_icache_size) { 6440da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-size", 6450da6f3feSBharata B Rao pcc->l1_icache_size))); 6460da6f3feSBharata B Rao } else { 6470da6f3feSBharata B Rao fprintf(stderr, "Warning: Unknown L1 icache size for cpu\n"); 6480da6f3feSBharata B Rao } 6490da6f3feSBharata B Rao 6500da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "timebase-frequency", tbfreq))); 6510da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "clock-frequency", cpufreq))); 652fd5da5c4SThomas Huth _FDT((fdt_setprop_cell(fdt, offset, "slb-size", env->slb_nr))); 6530da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,slb-size", env->slb_nr))); 6540da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "status", "okay"))); 6550da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0))); 6560da6f3feSBharata B Rao 6570da6f3feSBharata B Rao if (env->spr_cb[SPR_PURR].oea_read) { 6580da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0))); 6590da6f3feSBharata B Rao } 6600da6f3feSBharata B Rao 6610da6f3feSBharata B Rao if (env->mmu_model & POWERPC_MMU_1TSEG) { 6620da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,processor-segment-sizes", 6630da6f3feSBharata B Rao segs, sizeof(segs)))); 6640da6f3feSBharata B Rao } 6650da6f3feSBharata B Rao 6660da6f3feSBharata B Rao /* Advertise VMX/VSX (vector extensions) if available 6670da6f3feSBharata B Rao * 0 / no property == no vector extensions 6680da6f3feSBharata B Rao * 1 == VMX / Altivec available 6690da6f3feSBharata B Rao * 2 == VSX available */ 6700da6f3feSBharata B Rao if (env->insns_flags & PPC_ALTIVEC) { 6710da6f3feSBharata B Rao uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1; 6720da6f3feSBharata B Rao 6730da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", vmx))); 6740da6f3feSBharata B Rao } 6750da6f3feSBharata B Rao 6760da6f3feSBharata B Rao /* Advertise DFP (Decimal Floating Point) if available 6770da6f3feSBharata B Rao * 0 / no property == no DFP 6780da6f3feSBharata B Rao * 1 == DFP available */ 6790da6f3feSBharata B Rao if (env->insns_flags2 & PPC2_DFP) { 6800da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,dfp", 1))); 6810da6f3feSBharata B Rao } 6820da6f3feSBharata B Rao 6830da6f3feSBharata B Rao page_sizes_prop_size = create_page_sizes_prop(env, page_sizes_prop, 6840da6f3feSBharata B Rao sizeof(page_sizes_prop)); 6850da6f3feSBharata B Rao if (page_sizes_prop_size) { 6860da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,segment-page-sizes", 6870da6f3feSBharata B Rao page_sizes_prop, page_sizes_prop_size))); 6880da6f3feSBharata B Rao } 6890da6f3feSBharata B Rao 69090da0d5aSBenjamin Herrenschmidt /* Do the ibm,pa-features property, adjust it for ci-large-pages */ 69190da0d5aSBenjamin Herrenschmidt if (env->mmu_model == POWERPC_MMU_2_06) { 69290da0d5aSBenjamin Herrenschmidt pa_features = pa_features_206; 69390da0d5aSBenjamin Herrenschmidt pa_size = sizeof(pa_features_206); 69490da0d5aSBenjamin Herrenschmidt } else /* env->mmu_model == POWERPC_MMU_2_07 */ { 69590da0d5aSBenjamin Herrenschmidt pa_features = pa_features_207; 69690da0d5aSBenjamin Herrenschmidt pa_size = sizeof(pa_features_207); 69790da0d5aSBenjamin Herrenschmidt } 69890da0d5aSBenjamin Herrenschmidt if (env->ci_large_pages) { 69990da0d5aSBenjamin Herrenschmidt pa_features[3] |= 0x20; 70090da0d5aSBenjamin Herrenschmidt } 70190da0d5aSBenjamin Herrenschmidt _FDT((fdt_setprop(fdt, offset, "ibm,pa-features", pa_features, pa_size))); 70290da0d5aSBenjamin Herrenschmidt 7030da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,chip-id", 70422419c2aSDavid Gibson cs->cpu_index / vcpus_per_socket))); 7050da6f3feSBharata B Rao 7060da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,pft-size", 7070da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)))); 7080da6f3feSBharata B Rao 7090da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_numa_dt(fdt, offset, cs)); 7100da6f3feSBharata B Rao 7110da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 7120da6f3feSBharata B Rao ppc_get_compat_smt_threads(cpu))); 7130da6f3feSBharata B Rao } 7140da6f3feSBharata B Rao 7150da6f3feSBharata B Rao static void spapr_populate_cpus_dt_node(void *fdt, sPAPRMachineState *spapr) 7160da6f3feSBharata B Rao { 7170da6f3feSBharata B Rao CPUState *cs; 7180da6f3feSBharata B Rao int cpus_offset; 7190da6f3feSBharata B Rao char *nodename; 7200da6f3feSBharata B Rao int smt = kvmppc_smt_threads(); 7210da6f3feSBharata B Rao 7220da6f3feSBharata B Rao cpus_offset = fdt_add_subnode(fdt, 0, "cpus"); 7230da6f3feSBharata B Rao _FDT(cpus_offset); 7240da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#address-cells", 0x1))); 7250da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#size-cells", 0x0))); 7260da6f3feSBharata B Rao 7270da6f3feSBharata B Rao /* 7280da6f3feSBharata B Rao * We walk the CPUs in reverse order to ensure that CPU DT nodes 7290da6f3feSBharata B Rao * created by fdt_add_subnode() end up in the right order in FDT 7300da6f3feSBharata B Rao * for the guest kernel the enumerate the CPUs correctly. 7310da6f3feSBharata B Rao */ 7320da6f3feSBharata B Rao CPU_FOREACH_REVERSE(cs) { 7330da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 7340da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 7350da6f3feSBharata B Rao DeviceClass *dc = DEVICE_GET_CLASS(cs); 7360da6f3feSBharata B Rao int offset; 7370da6f3feSBharata B Rao 7380da6f3feSBharata B Rao if ((index % smt) != 0) { 7390da6f3feSBharata B Rao continue; 7400da6f3feSBharata B Rao } 7410da6f3feSBharata B Rao 7420da6f3feSBharata B Rao nodename = g_strdup_printf("%s@%x", dc->fw_name, index); 7430da6f3feSBharata B Rao offset = fdt_add_subnode(fdt, cpus_offset, nodename); 7440da6f3feSBharata B Rao g_free(nodename); 7450da6f3feSBharata B Rao _FDT(offset); 7460da6f3feSBharata B Rao spapr_populate_cpu_dt(cs, fdt, offset, spapr); 7470da6f3feSBharata B Rao } 7480da6f3feSBharata B Rao 7490da6f3feSBharata B Rao } 7500da6f3feSBharata B Rao 75103d196b7SBharata B Rao /* 75203d196b7SBharata B Rao * Adds ibm,dynamic-reconfiguration-memory node. 75303d196b7SBharata B Rao * Refer to docs/specs/ppc-spapr-hotplug.txt for the documentation 75403d196b7SBharata B Rao * of this device tree node. 75503d196b7SBharata B Rao */ 75603d196b7SBharata B Rao static int spapr_populate_drconf_memory(sPAPRMachineState *spapr, void *fdt) 75703d196b7SBharata B Rao { 75803d196b7SBharata B Rao MachineState *machine = MACHINE(spapr); 75903d196b7SBharata B Rao int ret, i, offset; 76003d196b7SBharata B Rao uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 76103d196b7SBharata B Rao uint32_t prop_lmb_size[] = {0, cpu_to_be32(lmb_size)}; 762e8f986fcSBharata B Rao uint32_t nr_lmbs = (machine->maxram_size - machine->ram_size)/lmb_size; 76303d196b7SBharata B Rao uint32_t *int_buf, *cur_index, buf_len; 7646663864eSBharata B Rao int nr_nodes = nb_numa_nodes ? nb_numa_nodes : 1; 76503d196b7SBharata B Rao 766ef001f06SThomas Huth /* 76716c25aefSBharata B Rao * Don't create the node if there are no DR LMBs. 76816c25aefSBharata B Rao */ 76916c25aefSBharata B Rao if (!nr_lmbs) { 77016c25aefSBharata B Rao return 0; 77116c25aefSBharata B Rao } 77216c25aefSBharata B Rao 77316c25aefSBharata B Rao /* 774ef001f06SThomas Huth * Allocate enough buffer size to fit in ibm,dynamic-memory 775ef001f06SThomas Huth * or ibm,associativity-lookup-arrays 776ef001f06SThomas Huth */ 777ef001f06SThomas Huth buf_len = MAX(nr_lmbs * SPAPR_DR_LMB_LIST_ENTRY_SIZE + 1, nr_nodes * 4 + 2) 778ef001f06SThomas Huth * sizeof(uint32_t); 77903d196b7SBharata B Rao cur_index = int_buf = g_malloc0(buf_len); 78003d196b7SBharata B Rao 78103d196b7SBharata B Rao offset = fdt_add_subnode(fdt, 0, "ibm,dynamic-reconfiguration-memory"); 78203d196b7SBharata B Rao 78303d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,lmb-size", prop_lmb_size, 78403d196b7SBharata B Rao sizeof(prop_lmb_size)); 78503d196b7SBharata B Rao if (ret < 0) { 78603d196b7SBharata B Rao goto out; 78703d196b7SBharata B Rao } 78803d196b7SBharata B Rao 78903d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-flags-mask", 0xff); 79003d196b7SBharata B Rao if (ret < 0) { 79103d196b7SBharata B Rao goto out; 79203d196b7SBharata B Rao } 79303d196b7SBharata B Rao 79403d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-preservation-time", 0x0); 79503d196b7SBharata B Rao if (ret < 0) { 79603d196b7SBharata B Rao goto out; 79703d196b7SBharata B Rao } 79803d196b7SBharata B Rao 79903d196b7SBharata B Rao /* ibm,dynamic-memory */ 80003d196b7SBharata B Rao int_buf[0] = cpu_to_be32(nr_lmbs); 80103d196b7SBharata B Rao cur_index++; 80203d196b7SBharata B Rao for (i = 0; i < nr_lmbs; i++) { 80303d196b7SBharata B Rao sPAPRDRConnector *drc; 80403d196b7SBharata B Rao sPAPRDRConnectorClass *drck; 805e8f986fcSBharata B Rao uint64_t addr = i * lmb_size + spapr->hotplug_memory.base;; 80603d196b7SBharata B Rao uint32_t *dynamic_memory = cur_index; 80703d196b7SBharata B Rao 80803d196b7SBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, 80903d196b7SBharata B Rao addr/lmb_size); 81003d196b7SBharata B Rao g_assert(drc); 81103d196b7SBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 81203d196b7SBharata B Rao 81303d196b7SBharata B Rao dynamic_memory[0] = cpu_to_be32(addr >> 32); 81403d196b7SBharata B Rao dynamic_memory[1] = cpu_to_be32(addr & 0xffffffff); 81503d196b7SBharata B Rao dynamic_memory[2] = cpu_to_be32(drck->get_index(drc)); 81603d196b7SBharata B Rao dynamic_memory[3] = cpu_to_be32(0); /* reserved */ 81703d196b7SBharata B Rao dynamic_memory[4] = cpu_to_be32(numa_get_node(addr, NULL)); 81803d196b7SBharata B Rao if (addr < machine->ram_size || 81903d196b7SBharata B Rao memory_region_present(get_system_memory(), addr)) { 82003d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(SPAPR_LMB_FLAGS_ASSIGNED); 82103d196b7SBharata B Rao } else { 82203d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(0); 82303d196b7SBharata B Rao } 82403d196b7SBharata B Rao 82503d196b7SBharata B Rao cur_index += SPAPR_DR_LMB_LIST_ENTRY_SIZE; 82603d196b7SBharata B Rao } 82703d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,dynamic-memory", int_buf, buf_len); 82803d196b7SBharata B Rao if (ret < 0) { 82903d196b7SBharata B Rao goto out; 83003d196b7SBharata B Rao } 83103d196b7SBharata B Rao 83203d196b7SBharata B Rao /* ibm,associativity-lookup-arrays */ 83303d196b7SBharata B Rao cur_index = int_buf; 8346663864eSBharata B Rao int_buf[0] = cpu_to_be32(nr_nodes); 83503d196b7SBharata B Rao int_buf[1] = cpu_to_be32(4); /* Number of entries per associativity list */ 83603d196b7SBharata B Rao cur_index += 2; 8376663864eSBharata B Rao for (i = 0; i < nr_nodes; i++) { 83803d196b7SBharata B Rao uint32_t associativity[] = { 83903d196b7SBharata B Rao cpu_to_be32(0x0), 84003d196b7SBharata B Rao cpu_to_be32(0x0), 84103d196b7SBharata B Rao cpu_to_be32(0x0), 84203d196b7SBharata B Rao cpu_to_be32(i) 84303d196b7SBharata B Rao }; 84403d196b7SBharata B Rao memcpy(cur_index, associativity, sizeof(associativity)); 84503d196b7SBharata B Rao cur_index += 4; 84603d196b7SBharata B Rao } 84703d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity-lookup-arrays", int_buf, 84803d196b7SBharata B Rao (cur_index - int_buf) * sizeof(uint32_t)); 84903d196b7SBharata B Rao out: 85003d196b7SBharata B Rao g_free(int_buf); 85103d196b7SBharata B Rao return ret; 85203d196b7SBharata B Rao } 85303d196b7SBharata B Rao 85403d196b7SBharata B Rao int spapr_h_cas_compose_response(sPAPRMachineState *spapr, 85503d196b7SBharata B Rao target_ulong addr, target_ulong size, 85603d196b7SBharata B Rao bool cpu_update, bool memory_update) 85703d196b7SBharata B Rao { 85803d196b7SBharata B Rao void *fdt, *fdt_skel; 85903d196b7SBharata B Rao sPAPRDeviceTreeUpdateHeader hdr = { .version_id = 1 }; 86003d196b7SBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 86103d196b7SBharata B Rao 86203d196b7SBharata B Rao size -= sizeof(hdr); 86303d196b7SBharata B Rao 86403d196b7SBharata B Rao /* Create sceleton */ 86503d196b7SBharata B Rao fdt_skel = g_malloc0(size); 86603d196b7SBharata B Rao _FDT((fdt_create(fdt_skel, size))); 86703d196b7SBharata B Rao _FDT((fdt_begin_node(fdt_skel, ""))); 86803d196b7SBharata B Rao _FDT((fdt_end_node(fdt_skel))); 86903d196b7SBharata B Rao _FDT((fdt_finish(fdt_skel))); 87003d196b7SBharata B Rao fdt = g_malloc0(size); 87103d196b7SBharata B Rao _FDT((fdt_open_into(fdt_skel, fdt, size))); 87203d196b7SBharata B Rao g_free(fdt_skel); 87303d196b7SBharata B Rao 87403d196b7SBharata B Rao /* Fixup cpu nodes */ 87503d196b7SBharata B Rao if (cpu_update) { 87603d196b7SBharata B Rao _FDT((spapr_fixup_cpu_dt(fdt, spapr))); 87703d196b7SBharata B Rao } 87803d196b7SBharata B Rao 87916c25aefSBharata B Rao /* Generate ibm,dynamic-reconfiguration-memory node if required */ 88003d196b7SBharata B Rao if (memory_update && smc->dr_lmb_enabled) { 88103d196b7SBharata B Rao _FDT((spapr_populate_drconf_memory(spapr, fdt))); 88203d196b7SBharata B Rao } 88303d196b7SBharata B Rao 88403d196b7SBharata B Rao /* Pack resulting tree */ 88503d196b7SBharata B Rao _FDT((fdt_pack(fdt))); 88603d196b7SBharata B Rao 88703d196b7SBharata B Rao if (fdt_totalsize(fdt) + sizeof(hdr) > size) { 88803d196b7SBharata B Rao trace_spapr_cas_failed(size); 88903d196b7SBharata B Rao return -1; 89003d196b7SBharata B Rao } 89103d196b7SBharata B Rao 89203d196b7SBharata B Rao cpu_physical_memory_write(addr, &hdr, sizeof(hdr)); 89303d196b7SBharata B Rao cpu_physical_memory_write(addr + sizeof(hdr), fdt, fdt_totalsize(fdt)); 89403d196b7SBharata B Rao trace_spapr_cas_continue(fdt_totalsize(fdt) + sizeof(hdr)); 89503d196b7SBharata B Rao g_free(fdt); 89603d196b7SBharata B Rao 89703d196b7SBharata B Rao return 0; 89803d196b7SBharata B Rao } 89903d196b7SBharata B Rao 90028e02042SDavid Gibson static void spapr_finalize_fdt(sPAPRMachineState *spapr, 90153018216SPaolo Bonzini hwaddr fdt_addr, 90253018216SPaolo Bonzini hwaddr rtas_addr, 90353018216SPaolo Bonzini hwaddr rtas_size) 90453018216SPaolo Bonzini { 9055b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 906c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 9075b2128d2SAlexander Graf const char *boot_device = machine->boot_order; 90871461b0fSAlexey Kardashevskiy int ret, i; 90971461b0fSAlexey Kardashevskiy size_t cb = 0; 91071461b0fSAlexey Kardashevskiy char *bootlist; 91153018216SPaolo Bonzini void *fdt; 91253018216SPaolo Bonzini sPAPRPHBState *phb; 91353018216SPaolo Bonzini 91453018216SPaolo Bonzini fdt = g_malloc(FDT_MAX_SIZE); 91553018216SPaolo Bonzini 91653018216SPaolo Bonzini /* open out the base tree into a temp buffer for the final tweaks */ 91753018216SPaolo Bonzini _FDT((fdt_open_into(spapr->fdt_skel, fdt, FDT_MAX_SIZE))); 91853018216SPaolo Bonzini 919e8f986fcSBharata B Rao ret = spapr_populate_memory(spapr, fdt); 920e8f986fcSBharata B Rao if (ret < 0) { 921e8f986fcSBharata B Rao fprintf(stderr, "couldn't setup memory nodes in fdt\n"); 922e8f986fcSBharata B Rao exit(1); 92353018216SPaolo Bonzini } 92453018216SPaolo Bonzini 92553018216SPaolo Bonzini ret = spapr_populate_vdevice(spapr->vio_bus, fdt); 92653018216SPaolo Bonzini if (ret < 0) { 92753018216SPaolo Bonzini fprintf(stderr, "couldn't setup vio devices in fdt\n"); 92853018216SPaolo Bonzini exit(1); 92953018216SPaolo Bonzini } 93053018216SPaolo Bonzini 9314d9392beSThomas Huth if (object_resolve_path_type("", TYPE_SPAPR_RNG, NULL)) { 9324d9392beSThomas Huth ret = spapr_rng_populate_dt(fdt); 9334d9392beSThomas Huth if (ret < 0) { 9344d9392beSThomas Huth fprintf(stderr, "could not set up rng device in the fdt\n"); 9354d9392beSThomas Huth exit(1); 9364d9392beSThomas Huth } 9374d9392beSThomas Huth } 9384d9392beSThomas Huth 93953018216SPaolo Bonzini QLIST_FOREACH(phb, &spapr->phbs, list) { 94053018216SPaolo Bonzini ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt); 94153018216SPaolo Bonzini } 94253018216SPaolo Bonzini 94353018216SPaolo Bonzini if (ret < 0) { 94453018216SPaolo Bonzini fprintf(stderr, "couldn't setup PCI devices in fdt\n"); 94553018216SPaolo Bonzini exit(1); 94653018216SPaolo Bonzini } 94753018216SPaolo Bonzini 94853018216SPaolo Bonzini /* RTAS */ 94953018216SPaolo Bonzini ret = spapr_rtas_device_tree_setup(fdt, rtas_addr, rtas_size); 95053018216SPaolo Bonzini if (ret < 0) { 95153018216SPaolo Bonzini fprintf(stderr, "Couldn't set up RTAS device tree properties\n"); 95253018216SPaolo Bonzini } 95353018216SPaolo Bonzini 9540da6f3feSBharata B Rao /* cpus */ 9550da6f3feSBharata B Rao spapr_populate_cpus_dt_node(fdt, spapr); 95653018216SPaolo Bonzini 95771461b0fSAlexey Kardashevskiy bootlist = get_boot_devices_list(&cb, true); 95871461b0fSAlexey Kardashevskiy if (cb && bootlist) { 95971461b0fSAlexey Kardashevskiy int offset = fdt_path_offset(fdt, "/chosen"); 96071461b0fSAlexey Kardashevskiy if (offset < 0) { 96171461b0fSAlexey Kardashevskiy exit(1); 96271461b0fSAlexey Kardashevskiy } 96371461b0fSAlexey Kardashevskiy for (i = 0; i < cb; i++) { 96471461b0fSAlexey Kardashevskiy if (bootlist[i] == '\n') { 96571461b0fSAlexey Kardashevskiy bootlist[i] = ' '; 96671461b0fSAlexey Kardashevskiy } 96771461b0fSAlexey Kardashevskiy 96871461b0fSAlexey Kardashevskiy } 96971461b0fSAlexey Kardashevskiy ret = fdt_setprop_string(fdt, offset, "qemu,boot-list", bootlist); 97071461b0fSAlexey Kardashevskiy } 97171461b0fSAlexey Kardashevskiy 9725b2128d2SAlexander Graf if (boot_device && strlen(boot_device)) { 9735b2128d2SAlexander Graf int offset = fdt_path_offset(fdt, "/chosen"); 9745b2128d2SAlexander Graf 9755b2128d2SAlexander Graf if (offset < 0) { 9765b2128d2SAlexander Graf exit(1); 9775b2128d2SAlexander Graf } 9785b2128d2SAlexander Graf fdt_setprop_string(fdt, offset, "qemu,boot-device", boot_device); 9795b2128d2SAlexander Graf } 9805b2128d2SAlexander Graf 98153018216SPaolo Bonzini if (!spapr->has_graphics) { 98253018216SPaolo Bonzini spapr_populate_chosen_stdout(fdt, spapr->vio_bus); 98353018216SPaolo Bonzini } 98453018216SPaolo Bonzini 985c20d332aSBharata B Rao if (smc->dr_lmb_enabled) { 986c20d332aSBharata B Rao _FDT(spapr_drc_populate_dt(fdt, 0, NULL, SPAPR_DR_CONNECTOR_TYPE_LMB)); 987c20d332aSBharata B Rao } 988c20d332aSBharata B Rao 98953018216SPaolo Bonzini _FDT((fdt_pack(fdt))); 99053018216SPaolo Bonzini 99153018216SPaolo Bonzini if (fdt_totalsize(fdt) > FDT_MAX_SIZE) { 992730fce59SThomas Huth error_report("FDT too big ! 0x%x bytes (max is 0x%x)", 99353018216SPaolo Bonzini fdt_totalsize(fdt), FDT_MAX_SIZE); 99453018216SPaolo Bonzini exit(1); 99553018216SPaolo Bonzini } 99653018216SPaolo Bonzini 997ad440b4aSAndrew Jones qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt)); 99853018216SPaolo Bonzini cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt)); 99953018216SPaolo Bonzini 1000a21a7a70SGonglei g_free(bootlist); 100153018216SPaolo Bonzini g_free(fdt); 100253018216SPaolo Bonzini } 100353018216SPaolo Bonzini 100453018216SPaolo Bonzini static uint64_t translate_kernel_address(void *opaque, uint64_t addr) 100553018216SPaolo Bonzini { 100653018216SPaolo Bonzini return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; 100753018216SPaolo Bonzini } 100853018216SPaolo Bonzini 100953018216SPaolo Bonzini static void emulate_spapr_hypercall(PowerPCCPU *cpu) 101053018216SPaolo Bonzini { 101153018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 101253018216SPaolo Bonzini 101353018216SPaolo Bonzini if (msr_pr) { 101453018216SPaolo Bonzini hcall_dprintf("Hypercall made with MSR[PR]=1\n"); 101553018216SPaolo Bonzini env->gpr[3] = H_PRIVILEGE; 101653018216SPaolo Bonzini } else { 101753018216SPaolo Bonzini env->gpr[3] = spapr_hypercall(cpu, env->gpr[3], &env->gpr[4]); 101853018216SPaolo Bonzini } 101953018216SPaolo Bonzini } 102053018216SPaolo Bonzini 1021e6b8fd24SSamuel Mendoza-Jonas #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) 1022e6b8fd24SSamuel Mendoza-Jonas #define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) 1023e6b8fd24SSamuel Mendoza-Jonas #define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) 1024e6b8fd24SSamuel Mendoza-Jonas #define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY)) 1025e6b8fd24SSamuel Mendoza-Jonas #define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= tswap64(HPTE64_V_HPTE_DIRTY)) 1026e6b8fd24SSamuel Mendoza-Jonas 1027715c5407SDavid Gibson /* 1028715c5407SDavid Gibson * Get the fd to access the kernel htab, re-opening it if necessary 1029715c5407SDavid Gibson */ 1030715c5407SDavid Gibson static int get_htab_fd(sPAPRMachineState *spapr) 1031715c5407SDavid Gibson { 1032715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1033715c5407SDavid Gibson return spapr->htab_fd; 1034715c5407SDavid Gibson } 1035715c5407SDavid Gibson 1036715c5407SDavid Gibson spapr->htab_fd = kvmppc_get_htab_fd(false); 1037715c5407SDavid Gibson if (spapr->htab_fd < 0) { 1038715c5407SDavid Gibson error_report("Unable to open fd for reading hash table from KVM: %s", 1039715c5407SDavid Gibson strerror(errno)); 1040715c5407SDavid Gibson } 1041715c5407SDavid Gibson 1042715c5407SDavid Gibson return spapr->htab_fd; 1043715c5407SDavid Gibson } 1044715c5407SDavid Gibson 1045715c5407SDavid Gibson static void close_htab_fd(sPAPRMachineState *spapr) 1046715c5407SDavid Gibson { 1047715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1048715c5407SDavid Gibson close(spapr->htab_fd); 1049715c5407SDavid Gibson } 1050715c5407SDavid Gibson spapr->htab_fd = -1; 1051715c5407SDavid Gibson } 1052715c5407SDavid Gibson 10538dfe8e7fSDavid Gibson static int spapr_hpt_shift_for_ramsize(uint64_t ramsize) 10548dfe8e7fSDavid Gibson { 10558dfe8e7fSDavid Gibson int shift; 10568dfe8e7fSDavid Gibson 10578dfe8e7fSDavid Gibson /* We aim for a hash table of size 1/128 the size of RAM (rounded 10588dfe8e7fSDavid Gibson * up). The PAPR recommendation is actually 1/64 of RAM size, but 10598dfe8e7fSDavid Gibson * that's much more than is needed for Linux guests */ 10608dfe8e7fSDavid Gibson shift = ctz64(pow2ceil(ramsize)) - 7; 10618dfe8e7fSDavid Gibson shift = MAX(shift, 18); /* Minimum architected size */ 10628dfe8e7fSDavid Gibson shift = MIN(shift, 46); /* Maximum architected size */ 10638dfe8e7fSDavid Gibson return shift; 10648dfe8e7fSDavid Gibson } 10658dfe8e7fSDavid Gibson 1066c5f54f3eSDavid Gibson static void spapr_reallocate_hpt(sPAPRMachineState *spapr, int shift, 1067c5f54f3eSDavid Gibson Error **errp) 106853018216SPaolo Bonzini { 1069c5f54f3eSDavid Gibson long rc; 107053018216SPaolo Bonzini 1071c5f54f3eSDavid Gibson /* Clean up any HPT info from a previous boot */ 1072c5f54f3eSDavid Gibson g_free(spapr->htab); 1073c5f54f3eSDavid Gibson spapr->htab = NULL; 1074c5f54f3eSDavid Gibson spapr->htab_shift = 0; 1075c5f54f3eSDavid Gibson close_htab_fd(spapr); 107653018216SPaolo Bonzini 1077c5f54f3eSDavid Gibson rc = kvmppc_reset_htab(shift); 1078c5f54f3eSDavid Gibson if (rc < 0) { 1079c5f54f3eSDavid Gibson /* kernel-side HPT needed, but couldn't allocate one */ 1080c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1081c5f54f3eSDavid Gibson "Failed to allocate KVM HPT of order %d (try smaller maxmem?)", 1082c5f54f3eSDavid Gibson shift); 1083c5f54f3eSDavid Gibson /* This is almost certainly fatal, but if the caller really 1084c5f54f3eSDavid Gibson * wants to carry on with shift == 0, it's welcome to try */ 1085c5f54f3eSDavid Gibson } else if (rc > 0) { 1086c5f54f3eSDavid Gibson /* kernel-side HPT allocated */ 1087c5f54f3eSDavid Gibson if (rc != shift) { 1088c5f54f3eSDavid Gibson error_setg(errp, 1089c5f54f3eSDavid Gibson "Requested order %d HPT, but kernel allocated order %ld (try smaller maxmem?)", 1090c5f54f3eSDavid Gibson shift, rc); 10917735fedaSBharata B Rao } 10927735fedaSBharata B Rao 109353018216SPaolo Bonzini spapr->htab_shift = shift; 10947c43bca0SAneesh Kumar K.V kvmppc_kern_htab = true; 1095b817772aSBharata B Rao } else { 1096c5f54f3eSDavid Gibson /* kernel-side HPT not needed, allocate in userspace instead */ 1097c5f54f3eSDavid Gibson size_t size = 1ULL << shift; 1098c5f54f3eSDavid Gibson int i; 109901a57972SSamuel Mendoza-Jonas 1100c5f54f3eSDavid Gibson spapr->htab = qemu_memalign(size, size); 1101c5f54f3eSDavid Gibson if (!spapr->htab) { 1102c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1103c5f54f3eSDavid Gibson "Could not allocate HPT of order %d", shift); 1104c5f54f3eSDavid Gibson return; 1105b817772aSBharata B Rao } 1106b817772aSBharata B Rao 1107c5f54f3eSDavid Gibson memset(spapr->htab, 0, size); 1108c5f54f3eSDavid Gibson spapr->htab_shift = shift; 1109c5f54f3eSDavid Gibson kvmppc_kern_htab = false; 1110b817772aSBharata B Rao 1111c5f54f3eSDavid Gibson for (i = 0; i < size / HASH_PTE_SIZE_64; i++) { 1112c5f54f3eSDavid Gibson DIRTY_HPTE(HPTE(spapr->htab, i)); 11137735fedaSBharata B Rao } 111453018216SPaolo Bonzini } 111553018216SPaolo Bonzini } 111653018216SPaolo Bonzini 11179e3f9733SAlexander Graf static int find_unknown_sysbus_device(SysBusDevice *sbdev, void *opaque) 11189e3f9733SAlexander Graf { 11199e3f9733SAlexander Graf bool matched = false; 11209e3f9733SAlexander Graf 11219e3f9733SAlexander Graf if (object_dynamic_cast(OBJECT(sbdev), TYPE_SPAPR_PCI_HOST_BRIDGE)) { 11229e3f9733SAlexander Graf matched = true; 11239e3f9733SAlexander Graf } 11249e3f9733SAlexander Graf 11259e3f9733SAlexander Graf if (!matched) { 11269e3f9733SAlexander Graf error_report("Device %s is not supported by this machine yet.", 11279e3f9733SAlexander Graf qdev_fw_name(DEVICE(sbdev))); 11289e3f9733SAlexander Graf exit(1); 11299e3f9733SAlexander Graf } 11309e3f9733SAlexander Graf 11319e3f9733SAlexander Graf return 0; 11329e3f9733SAlexander Graf } 11339e3f9733SAlexander Graf 113453018216SPaolo Bonzini static void ppc_spapr_reset(void) 113553018216SPaolo Bonzini { 1136c5f54f3eSDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 1137c5f54f3eSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 1138182735efSAndreas Färber PowerPCCPU *first_ppc_cpu; 1139b7d1f77aSBenjamin Herrenschmidt uint32_t rtas_limit; 1140259186a7SAndreas Färber 11419e3f9733SAlexander Graf /* Check for unknown sysbus devices */ 11429e3f9733SAlexander Graf foreach_dynamic_sysbus_device(find_unknown_sysbus_device, NULL); 11439e3f9733SAlexander Graf 1144c5f54f3eSDavid Gibson /* Allocate and/or reset the hash page table */ 1145c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, 1146c5f54f3eSDavid Gibson spapr_hpt_shift_for_ramsize(machine->maxram_size), 1147c5f54f3eSDavid Gibson &error_fatal); 1148c5f54f3eSDavid Gibson 1149c5f54f3eSDavid Gibson /* Update the RMA size if necessary */ 1150c5f54f3eSDavid Gibson if (spapr->vrma_adjust) { 1151c5f54f3eSDavid Gibson spapr->rma_size = kvmppc_rma_size(spapr_node0_size(), 1152c5f54f3eSDavid Gibson spapr->htab_shift); 1153c5f54f3eSDavid Gibson } 115453018216SPaolo Bonzini 115553018216SPaolo Bonzini qemu_devices_reset(); 115653018216SPaolo Bonzini 1157b7d1f77aSBenjamin Herrenschmidt /* 1158b7d1f77aSBenjamin Herrenschmidt * We place the device tree and RTAS just below either the top of the RMA, 1159b7d1f77aSBenjamin Herrenschmidt * or just below 2GB, whichever is lowere, so that it can be 1160b7d1f77aSBenjamin Herrenschmidt * processed with 32-bit real mode code if necessary 1161b7d1f77aSBenjamin Herrenschmidt */ 1162b7d1f77aSBenjamin Herrenschmidt rtas_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR); 1163b7d1f77aSBenjamin Herrenschmidt spapr->rtas_addr = rtas_limit - RTAS_MAX_SIZE; 1164b7d1f77aSBenjamin Herrenschmidt spapr->fdt_addr = spapr->rtas_addr - FDT_MAX_SIZE; 1165b7d1f77aSBenjamin Herrenschmidt 116653018216SPaolo Bonzini /* Load the fdt */ 116753018216SPaolo Bonzini spapr_finalize_fdt(spapr, spapr->fdt_addr, spapr->rtas_addr, 116853018216SPaolo Bonzini spapr->rtas_size); 116953018216SPaolo Bonzini 1170b7d1f77aSBenjamin Herrenschmidt /* Copy RTAS over */ 1171b7d1f77aSBenjamin Herrenschmidt cpu_physical_memory_write(spapr->rtas_addr, spapr->rtas_blob, 1172b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size); 1173b7d1f77aSBenjamin Herrenschmidt 117453018216SPaolo Bonzini /* Set up the entry state */ 1175182735efSAndreas Färber first_ppc_cpu = POWERPC_CPU(first_cpu); 1176182735efSAndreas Färber first_ppc_cpu->env.gpr[3] = spapr->fdt_addr; 1177182735efSAndreas Färber first_ppc_cpu->env.gpr[5] = 0; 1178182735efSAndreas Färber first_cpu->halted = 0; 11791b718907SDavid Gibson first_ppc_cpu->env.nip = SPAPR_ENTRY_POINT; 118053018216SPaolo Bonzini 118153018216SPaolo Bonzini } 118253018216SPaolo Bonzini 118353018216SPaolo Bonzini static void spapr_cpu_reset(void *opaque) 118453018216SPaolo Bonzini { 118528e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 118653018216SPaolo Bonzini PowerPCCPU *cpu = opaque; 1187259186a7SAndreas Färber CPUState *cs = CPU(cpu); 118853018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 118953018216SPaolo Bonzini 1190259186a7SAndreas Färber cpu_reset(cs); 119153018216SPaolo Bonzini 119253018216SPaolo Bonzini /* All CPUs start halted. CPU0 is unhalted from the machine level 119353018216SPaolo Bonzini * reset code and the rest are explicitly started up by the guest 119453018216SPaolo Bonzini * using an RTAS call */ 1195259186a7SAndreas Färber cs->halted = 1; 119653018216SPaolo Bonzini 119753018216SPaolo Bonzini env->spr[SPR_HIOR] = 0; 119853018216SPaolo Bonzini 11994be21d56SDavid Gibson env->external_htab = (uint8_t *)spapr->htab; 120053018216SPaolo Bonzini env->htab_base = -1; 1201f3c75d42SAneesh Kumar K.V /* 1202f3c75d42SAneesh Kumar K.V * htab_mask is the mask used to normalize hash value to PTEG index. 1203f3c75d42SAneesh Kumar K.V * htab_shift is log2 of hash table size. 1204f3c75d42SAneesh Kumar K.V * We have 8 hpte per group, and each hpte is 16 bytes. 1205f3c75d42SAneesh Kumar K.V * ie have 128 bytes per hpte entry. 1206f3c75d42SAneesh Kumar K.V */ 120728e02042SDavid Gibson env->htab_mask = (1ULL << (spapr->htab_shift - 7)) - 1; 1208ec4936e1SStefan Weil env->spr[SPR_SDR1] = (target_ulong)(uintptr_t)spapr->htab | 120953018216SPaolo Bonzini (spapr->htab_shift - 18); 121053018216SPaolo Bonzini } 121153018216SPaolo Bonzini 121228e02042SDavid Gibson static void spapr_create_nvram(sPAPRMachineState *spapr) 121353018216SPaolo Bonzini { 12142ff3de68SMarkus Armbruster DeviceState *dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram"); 12153978b863SPaolo Bonzini DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0); 121653018216SPaolo Bonzini 12173978b863SPaolo Bonzini if (dinfo) { 12186231a6daSMarkus Armbruster qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(dinfo), 12196231a6daSMarkus Armbruster &error_fatal); 122053018216SPaolo Bonzini } 122153018216SPaolo Bonzini 122253018216SPaolo Bonzini qdev_init_nofail(dev); 122353018216SPaolo Bonzini 122453018216SPaolo Bonzini spapr->nvram = (struct sPAPRNVRAM *)dev; 122553018216SPaolo Bonzini } 122653018216SPaolo Bonzini 122728e02042SDavid Gibson static void spapr_rtc_create(sPAPRMachineState *spapr) 122828df36a1SDavid Gibson { 122928df36a1SDavid Gibson DeviceState *dev = qdev_create(NULL, TYPE_SPAPR_RTC); 123028df36a1SDavid Gibson 123128df36a1SDavid Gibson qdev_init_nofail(dev); 123228df36a1SDavid Gibson spapr->rtc = dev; 123374e5ae28SDavid Gibson 123474e5ae28SDavid Gibson object_property_add_alias(qdev_get_machine(), "rtc-time", 123574e5ae28SDavid Gibson OBJECT(spapr->rtc), "date", NULL); 123628df36a1SDavid Gibson } 123728df36a1SDavid Gibson 123853018216SPaolo Bonzini /* Returns whether we want to use VGA or not */ 123914c6a894SDavid Gibson static bool spapr_vga_init(PCIBus *pci_bus, Error **errp) 124053018216SPaolo Bonzini { 124153018216SPaolo Bonzini switch (vga_interface_type) { 124253018216SPaolo Bonzini case VGA_NONE: 12437effdaa3SMark Wu return false; 12447effdaa3SMark Wu case VGA_DEVICE: 12457effdaa3SMark Wu return true; 124653018216SPaolo Bonzini case VGA_STD: 1247b798c190SBenjamin Herrenschmidt case VGA_VIRTIO: 124853018216SPaolo Bonzini return pci_vga_init(pci_bus) != NULL; 124953018216SPaolo Bonzini default: 125014c6a894SDavid Gibson error_setg(errp, 125114c6a894SDavid Gibson "Unsupported VGA mode, only -vga std or -vga virtio is supported"); 125214c6a894SDavid Gibson return false; 125353018216SPaolo Bonzini } 125453018216SPaolo Bonzini } 125553018216SPaolo Bonzini 1256880ae7deSDavid Gibson static int spapr_post_load(void *opaque, int version_id) 1257880ae7deSDavid Gibson { 125828e02042SDavid Gibson sPAPRMachineState *spapr = (sPAPRMachineState *)opaque; 1259880ae7deSDavid Gibson int err = 0; 1260880ae7deSDavid Gibson 1261631b22eaSStefan Weil /* In earlier versions, there was no separate qdev for the PAPR 1262880ae7deSDavid Gibson * RTC, so the RTC offset was stored directly in sPAPREnvironment. 1263880ae7deSDavid Gibson * So when migrating from those versions, poke the incoming offset 1264880ae7deSDavid Gibson * value into the RTC device */ 1265880ae7deSDavid Gibson if (version_id < 3) { 1266880ae7deSDavid Gibson err = spapr_rtc_import_offset(spapr->rtc, spapr->rtc_offset); 1267880ae7deSDavid Gibson } 1268880ae7deSDavid Gibson 1269880ae7deSDavid Gibson return err; 1270880ae7deSDavid Gibson } 1271880ae7deSDavid Gibson 1272880ae7deSDavid Gibson static bool version_before_3(void *opaque, int version_id) 1273880ae7deSDavid Gibson { 1274880ae7deSDavid Gibson return version_id < 3; 1275880ae7deSDavid Gibson } 1276880ae7deSDavid Gibson 12774be21d56SDavid Gibson static const VMStateDescription vmstate_spapr = { 12784be21d56SDavid Gibson .name = "spapr", 1279880ae7deSDavid Gibson .version_id = 3, 12804be21d56SDavid Gibson .minimum_version_id = 1, 1281880ae7deSDavid Gibson .post_load = spapr_post_load, 12824be21d56SDavid Gibson .fields = (VMStateField[]) { 1283880ae7deSDavid Gibson /* used to be @next_irq */ 1284880ae7deSDavid Gibson VMSTATE_UNUSED_BUFFER(version_before_3, 0, 4), 12854be21d56SDavid Gibson 12864be21d56SDavid Gibson /* RTC offset */ 128728e02042SDavid Gibson VMSTATE_UINT64_TEST(rtc_offset, sPAPRMachineState, version_before_3), 1288880ae7deSDavid Gibson 128928e02042SDavid Gibson VMSTATE_PPC_TIMEBASE_V(tb, sPAPRMachineState, 2), 12904be21d56SDavid Gibson VMSTATE_END_OF_LIST() 12914be21d56SDavid Gibson }, 12924be21d56SDavid Gibson }; 12934be21d56SDavid Gibson 12944be21d56SDavid Gibson static int htab_save_setup(QEMUFile *f, void *opaque) 12954be21d56SDavid Gibson { 129628e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 12974be21d56SDavid Gibson 12984be21d56SDavid Gibson /* "Iteration" header */ 12994be21d56SDavid Gibson qemu_put_be32(f, spapr->htab_shift); 13004be21d56SDavid Gibson 1301e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 1302e68cb8b4SAlexey Kardashevskiy spapr->htab_save_index = 0; 1303e68cb8b4SAlexey Kardashevskiy spapr->htab_first_pass = true; 1304e68cb8b4SAlexey Kardashevskiy } else { 1305e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 13064be21d56SDavid Gibson } 13074be21d56SDavid Gibson 1308e68cb8b4SAlexey Kardashevskiy 1309e68cb8b4SAlexey Kardashevskiy return 0; 1310e68cb8b4SAlexey Kardashevskiy } 13114be21d56SDavid Gibson 131228e02042SDavid Gibson static void htab_save_first_pass(QEMUFile *f, sPAPRMachineState *spapr, 13134be21d56SDavid Gibson int64_t max_ns) 13144be21d56SDavid Gibson { 1315378bc217SDavid Gibson bool has_timeout = max_ns != -1; 13164be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 13174be21d56SDavid Gibson int index = spapr->htab_save_index; 1318bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13194be21d56SDavid Gibson 13204be21d56SDavid Gibson assert(spapr->htab_first_pass); 13214be21d56SDavid Gibson 13224be21d56SDavid Gibson do { 13234be21d56SDavid Gibson int chunkstart; 13244be21d56SDavid Gibson 13254be21d56SDavid Gibson /* Consume invalid HPTEs */ 13264be21d56SDavid Gibson while ((index < htabslots) 13274be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 13284be21d56SDavid Gibson index++; 13294be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13304be21d56SDavid Gibson } 13314be21d56SDavid Gibson 13324be21d56SDavid Gibson /* Consume valid HPTEs */ 13334be21d56SDavid Gibson chunkstart = index; 1334338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13354be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13364be21d56SDavid Gibson index++; 13374be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13384be21d56SDavid Gibson } 13394be21d56SDavid Gibson 13404be21d56SDavid Gibson if (index > chunkstart) { 13414be21d56SDavid Gibson int n_valid = index - chunkstart; 13424be21d56SDavid Gibson 13434be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 13444be21d56SDavid Gibson qemu_put_be16(f, n_valid); 13454be21d56SDavid Gibson qemu_put_be16(f, 0); 13464be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 13474be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13484be21d56SDavid Gibson 1349378bc217SDavid Gibson if (has_timeout && 1350378bc217SDavid Gibson (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 13514be21d56SDavid Gibson break; 13524be21d56SDavid Gibson } 13534be21d56SDavid Gibson } 13544be21d56SDavid Gibson } while ((index < htabslots) && !qemu_file_rate_limit(f)); 13554be21d56SDavid Gibson 13564be21d56SDavid Gibson if (index >= htabslots) { 13574be21d56SDavid Gibson assert(index == htabslots); 13584be21d56SDavid Gibson index = 0; 13594be21d56SDavid Gibson spapr->htab_first_pass = false; 13604be21d56SDavid Gibson } 13614be21d56SDavid Gibson spapr->htab_save_index = index; 13624be21d56SDavid Gibson } 13634be21d56SDavid Gibson 136428e02042SDavid Gibson static int htab_save_later_pass(QEMUFile *f, sPAPRMachineState *spapr, 13654be21d56SDavid Gibson int64_t max_ns) 13664be21d56SDavid Gibson { 13674be21d56SDavid Gibson bool final = max_ns < 0; 13684be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 13694be21d56SDavid Gibson int examined = 0, sent = 0; 13704be21d56SDavid Gibson int index = spapr->htab_save_index; 1371bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13724be21d56SDavid Gibson 13734be21d56SDavid Gibson assert(!spapr->htab_first_pass); 13744be21d56SDavid Gibson 13754be21d56SDavid Gibson do { 13764be21d56SDavid Gibson int chunkstart, invalidstart; 13774be21d56SDavid Gibson 13784be21d56SDavid Gibson /* Consume non-dirty HPTEs */ 13794be21d56SDavid Gibson while ((index < htabslots) 13804be21d56SDavid Gibson && !HPTE_DIRTY(HPTE(spapr->htab, index))) { 13814be21d56SDavid Gibson index++; 13824be21d56SDavid Gibson examined++; 13834be21d56SDavid Gibson } 13844be21d56SDavid Gibson 13854be21d56SDavid Gibson chunkstart = index; 13864be21d56SDavid Gibson /* Consume valid dirty HPTEs */ 1387338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13884be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 13894be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13904be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13914be21d56SDavid Gibson index++; 13924be21d56SDavid Gibson examined++; 13934be21d56SDavid Gibson } 13944be21d56SDavid Gibson 13954be21d56SDavid Gibson invalidstart = index; 13964be21d56SDavid Gibson /* Consume invalid dirty HPTEs */ 1397338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - invalidstart < USHRT_MAX) 13984be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 13994be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 14004be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 14014be21d56SDavid Gibson index++; 14024be21d56SDavid Gibson examined++; 14034be21d56SDavid Gibson } 14044be21d56SDavid Gibson 14054be21d56SDavid Gibson if (index > chunkstart) { 14064be21d56SDavid Gibson int n_valid = invalidstart - chunkstart; 14074be21d56SDavid Gibson int n_invalid = index - invalidstart; 14084be21d56SDavid Gibson 14094be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 14104be21d56SDavid Gibson qemu_put_be16(f, n_valid); 14114be21d56SDavid Gibson qemu_put_be16(f, n_invalid); 14124be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 14134be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 14144be21d56SDavid Gibson sent += index - chunkstart; 14154be21d56SDavid Gibson 1416bc72ad67SAlex Bligh if (!final && (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 14174be21d56SDavid Gibson break; 14184be21d56SDavid Gibson } 14194be21d56SDavid Gibson } 14204be21d56SDavid Gibson 14214be21d56SDavid Gibson if (examined >= htabslots) { 14224be21d56SDavid Gibson break; 14234be21d56SDavid Gibson } 14244be21d56SDavid Gibson 14254be21d56SDavid Gibson if (index >= htabslots) { 14264be21d56SDavid Gibson assert(index == htabslots); 14274be21d56SDavid Gibson index = 0; 14284be21d56SDavid Gibson } 14294be21d56SDavid Gibson } while ((examined < htabslots) && (!qemu_file_rate_limit(f) || final)); 14304be21d56SDavid Gibson 14314be21d56SDavid Gibson if (index >= htabslots) { 14324be21d56SDavid Gibson assert(index == htabslots); 14334be21d56SDavid Gibson index = 0; 14344be21d56SDavid Gibson } 14354be21d56SDavid Gibson 14364be21d56SDavid Gibson spapr->htab_save_index = index; 14374be21d56SDavid Gibson 1438e68cb8b4SAlexey Kardashevskiy return (examined >= htabslots) && (sent == 0) ? 1 : 0; 14394be21d56SDavid Gibson } 14404be21d56SDavid Gibson 1441e68cb8b4SAlexey Kardashevskiy #define MAX_ITERATION_NS 5000000 /* 5 ms */ 1442e68cb8b4SAlexey Kardashevskiy #define MAX_KVM_BUF_SIZE 2048 1443e68cb8b4SAlexey Kardashevskiy 14444be21d56SDavid Gibson static int htab_save_iterate(QEMUFile *f, void *opaque) 14454be21d56SDavid Gibson { 144628e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1447715c5407SDavid Gibson int fd; 1448e68cb8b4SAlexey Kardashevskiy int rc = 0; 14494be21d56SDavid Gibson 14504be21d56SDavid Gibson /* Iteration header */ 14514be21d56SDavid Gibson qemu_put_be32(f, 0); 14524be21d56SDavid Gibson 1453e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1454e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1455e68cb8b4SAlexey Kardashevskiy 1456715c5407SDavid Gibson fd = get_htab_fd(spapr); 1457715c5407SDavid Gibson if (fd < 0) { 1458715c5407SDavid Gibson return fd; 145901a57972SSamuel Mendoza-Jonas } 146001a57972SSamuel Mendoza-Jonas 1461715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, MAX_ITERATION_NS); 1462e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1463e68cb8b4SAlexey Kardashevskiy return rc; 1464e68cb8b4SAlexey Kardashevskiy } 1465e68cb8b4SAlexey Kardashevskiy } else if (spapr->htab_first_pass) { 14664be21d56SDavid Gibson htab_save_first_pass(f, spapr, MAX_ITERATION_NS); 14674be21d56SDavid Gibson } else { 1468e68cb8b4SAlexey Kardashevskiy rc = htab_save_later_pass(f, spapr, MAX_ITERATION_NS); 14694be21d56SDavid Gibson } 14704be21d56SDavid Gibson 14714be21d56SDavid Gibson /* End marker */ 14724be21d56SDavid Gibson qemu_put_be32(f, 0); 14734be21d56SDavid Gibson qemu_put_be16(f, 0); 14744be21d56SDavid Gibson qemu_put_be16(f, 0); 14754be21d56SDavid Gibson 1476e68cb8b4SAlexey Kardashevskiy return rc; 14774be21d56SDavid Gibson } 14784be21d56SDavid Gibson 14794be21d56SDavid Gibson static int htab_save_complete(QEMUFile *f, void *opaque) 14804be21d56SDavid Gibson { 148128e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1482715c5407SDavid Gibson int fd; 14834be21d56SDavid Gibson 14844be21d56SDavid Gibson /* Iteration header */ 14854be21d56SDavid Gibson qemu_put_be32(f, 0); 14864be21d56SDavid Gibson 1487e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1488e68cb8b4SAlexey Kardashevskiy int rc; 1489e68cb8b4SAlexey Kardashevskiy 1490e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1491e68cb8b4SAlexey Kardashevskiy 1492715c5407SDavid Gibson fd = get_htab_fd(spapr); 1493715c5407SDavid Gibson if (fd < 0) { 1494715c5407SDavid Gibson return fd; 149501a57972SSamuel Mendoza-Jonas } 149601a57972SSamuel Mendoza-Jonas 1497715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, -1); 1498e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1499e68cb8b4SAlexey Kardashevskiy return rc; 1500e68cb8b4SAlexey Kardashevskiy } 1501715c5407SDavid Gibson close_htab_fd(spapr); 1502e68cb8b4SAlexey Kardashevskiy } else { 1503378bc217SDavid Gibson if (spapr->htab_first_pass) { 1504378bc217SDavid Gibson htab_save_first_pass(f, spapr, -1); 1505378bc217SDavid Gibson } 15064be21d56SDavid Gibson htab_save_later_pass(f, spapr, -1); 1507e68cb8b4SAlexey Kardashevskiy } 15084be21d56SDavid Gibson 15094be21d56SDavid Gibson /* End marker */ 15104be21d56SDavid Gibson qemu_put_be32(f, 0); 15114be21d56SDavid Gibson qemu_put_be16(f, 0); 15124be21d56SDavid Gibson qemu_put_be16(f, 0); 15134be21d56SDavid Gibson 15144be21d56SDavid Gibson return 0; 15154be21d56SDavid Gibson } 15164be21d56SDavid Gibson 15174be21d56SDavid Gibson static int htab_load(QEMUFile *f, void *opaque, int version_id) 15184be21d56SDavid Gibson { 151928e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 15204be21d56SDavid Gibson uint32_t section_hdr; 1521e68cb8b4SAlexey Kardashevskiy int fd = -1; 15224be21d56SDavid Gibson 15234be21d56SDavid Gibson if (version_id < 1 || version_id > 1) { 152498a5d100SDavid Gibson error_report("htab_load() bad version"); 15254be21d56SDavid Gibson return -EINVAL; 15264be21d56SDavid Gibson } 15274be21d56SDavid Gibson 15284be21d56SDavid Gibson section_hdr = qemu_get_be32(f); 15294be21d56SDavid Gibson 15304be21d56SDavid Gibson if (section_hdr) { 1531*9897e462SGreg Kurz Error *local_err = NULL; 1532c5f54f3eSDavid Gibson 1533c5f54f3eSDavid Gibson /* First section gives the htab size */ 1534c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, section_hdr, &local_err); 1535c5f54f3eSDavid Gibson if (local_err) { 1536c5f54f3eSDavid Gibson error_report_err(local_err); 15374be21d56SDavid Gibson return -EINVAL; 15384be21d56SDavid Gibson } 15394be21d56SDavid Gibson return 0; 15404be21d56SDavid Gibson } 15414be21d56SDavid Gibson 1542e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1543e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1544e68cb8b4SAlexey Kardashevskiy 1545e68cb8b4SAlexey Kardashevskiy fd = kvmppc_get_htab_fd(true); 1546e68cb8b4SAlexey Kardashevskiy if (fd < 0) { 154798a5d100SDavid Gibson error_report("Unable to open fd to restore KVM hash table: %s", 1548e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1549e68cb8b4SAlexey Kardashevskiy } 1550e68cb8b4SAlexey Kardashevskiy } 1551e68cb8b4SAlexey Kardashevskiy 15524be21d56SDavid Gibson while (true) { 15534be21d56SDavid Gibson uint32_t index; 15544be21d56SDavid Gibson uint16_t n_valid, n_invalid; 15554be21d56SDavid Gibson 15564be21d56SDavid Gibson index = qemu_get_be32(f); 15574be21d56SDavid Gibson n_valid = qemu_get_be16(f); 15584be21d56SDavid Gibson n_invalid = qemu_get_be16(f); 15594be21d56SDavid Gibson 15604be21d56SDavid Gibson if ((index == 0) && (n_valid == 0) && (n_invalid == 0)) { 15614be21d56SDavid Gibson /* End of Stream */ 15624be21d56SDavid Gibson break; 15634be21d56SDavid Gibson } 15644be21d56SDavid Gibson 1565e68cb8b4SAlexey Kardashevskiy if ((index + n_valid + n_invalid) > 15664be21d56SDavid Gibson (HTAB_SIZE(spapr) / HASH_PTE_SIZE_64)) { 15674be21d56SDavid Gibson /* Bad index in stream */ 156898a5d100SDavid Gibson error_report( 156998a5d100SDavid Gibson "htab_load() bad index %d (%hd+%hd entries) in htab stream (htab_shift=%d)", 157098a5d100SDavid Gibson index, n_valid, n_invalid, spapr->htab_shift); 15714be21d56SDavid Gibson return -EINVAL; 15724be21d56SDavid Gibson } 15734be21d56SDavid Gibson 1574e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 15754be21d56SDavid Gibson if (n_valid) { 15764be21d56SDavid Gibson qemu_get_buffer(f, HPTE(spapr->htab, index), 15774be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 15784be21d56SDavid Gibson } 15794be21d56SDavid Gibson if (n_invalid) { 15804be21d56SDavid Gibson memset(HPTE(spapr->htab, index + n_valid), 0, 15814be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_invalid); 15824be21d56SDavid Gibson } 1583e68cb8b4SAlexey Kardashevskiy } else { 1584e68cb8b4SAlexey Kardashevskiy int rc; 1585e68cb8b4SAlexey Kardashevskiy 1586e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1587e68cb8b4SAlexey Kardashevskiy 1588e68cb8b4SAlexey Kardashevskiy rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid); 1589e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1590e68cb8b4SAlexey Kardashevskiy return rc; 1591e68cb8b4SAlexey Kardashevskiy } 1592e68cb8b4SAlexey Kardashevskiy } 1593e68cb8b4SAlexey Kardashevskiy } 1594e68cb8b4SAlexey Kardashevskiy 1595e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1596e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1597e68cb8b4SAlexey Kardashevskiy close(fd); 15984be21d56SDavid Gibson } 15994be21d56SDavid Gibson 16004be21d56SDavid Gibson return 0; 16014be21d56SDavid Gibson } 16024be21d56SDavid Gibson 16034be21d56SDavid Gibson static SaveVMHandlers savevm_htab_handlers = { 16044be21d56SDavid Gibson .save_live_setup = htab_save_setup, 16054be21d56SDavid Gibson .save_live_iterate = htab_save_iterate, 1606a3e06c3dSDr. David Alan Gilbert .save_live_complete_precopy = htab_save_complete, 16074be21d56SDavid Gibson .load_state = htab_load, 16084be21d56SDavid Gibson }; 16094be21d56SDavid Gibson 16105b2128d2SAlexander Graf static void spapr_boot_set(void *opaque, const char *boot_device, 16115b2128d2SAlexander Graf Error **errp) 16125b2128d2SAlexander Graf { 16135b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 16145b2128d2SAlexander Graf machine->boot_order = g_strdup(boot_device); 16155b2128d2SAlexander Graf } 16165b2128d2SAlexander Graf 1617569f4967SDavid Gibson static void spapr_cpu_init(sPAPRMachineState *spapr, PowerPCCPU *cpu, 1618569f4967SDavid Gibson Error **errp) 1619bab99ea0SBharata B Rao { 1620bab99ea0SBharata B Rao CPUPPCState *env = &cpu->env; 1621bab99ea0SBharata B Rao 1622bab99ea0SBharata B Rao /* Set time-base frequency to 512 MHz */ 1623bab99ea0SBharata B Rao cpu_ppc_tb_init(env, TIMEBASE_FREQ); 1624bab99ea0SBharata B Rao 1625bab99ea0SBharata B Rao /* PAPR always has exception vectors in RAM not ROM. To ensure this, 1626bab99ea0SBharata B Rao * MSR[IP] should never be set. 1627bab99ea0SBharata B Rao */ 1628bab99ea0SBharata B Rao env->msr_mask &= ~(1 << 6); 1629bab99ea0SBharata B Rao 1630bab99ea0SBharata B Rao /* Tell KVM that we're in PAPR mode */ 1631bab99ea0SBharata B Rao if (kvm_enabled()) { 1632bab99ea0SBharata B Rao kvmppc_set_papr(cpu); 1633bab99ea0SBharata B Rao } 1634bab99ea0SBharata B Rao 1635bab99ea0SBharata B Rao if (cpu->max_compat) { 1636569f4967SDavid Gibson Error *local_err = NULL; 1637569f4967SDavid Gibson 1638569f4967SDavid Gibson ppc_set_compat(cpu, cpu->max_compat, &local_err); 1639569f4967SDavid Gibson if (local_err) { 1640569f4967SDavid Gibson error_propagate(errp, local_err); 1641569f4967SDavid Gibson return; 1642569f4967SDavid Gibson } 1643bab99ea0SBharata B Rao } 1644bab99ea0SBharata B Rao 1645bab99ea0SBharata B Rao xics_cpu_setup(spapr->icp, cpu); 1646bab99ea0SBharata B Rao 1647bab99ea0SBharata B Rao qemu_register_reset(spapr_cpu_reset, cpu); 1648bab99ea0SBharata B Rao } 1649bab99ea0SBharata B Rao 1650224245bfSDavid Gibson /* 1651224245bfSDavid Gibson * Reset routine for LMB DR devices. 1652224245bfSDavid Gibson * 1653224245bfSDavid Gibson * Unlike PCI DR devices, LMB DR devices explicitly register this reset 1654224245bfSDavid Gibson * routine. Reset for PCI DR devices will be handled by PHB reset routine 1655224245bfSDavid Gibson * when it walks all its children devices. LMB devices reset occurs 1656224245bfSDavid Gibson * as part of spapr_ppc_reset(). 1657224245bfSDavid Gibson */ 1658224245bfSDavid Gibson static void spapr_drc_reset(void *opaque) 1659224245bfSDavid Gibson { 1660224245bfSDavid Gibson sPAPRDRConnector *drc = opaque; 1661224245bfSDavid Gibson DeviceState *d = DEVICE(drc); 1662224245bfSDavid Gibson 1663224245bfSDavid Gibson if (d) { 1664224245bfSDavid Gibson device_reset(d); 1665224245bfSDavid Gibson } 1666224245bfSDavid Gibson } 1667224245bfSDavid Gibson 1668224245bfSDavid Gibson static void spapr_create_lmb_dr_connectors(sPAPRMachineState *spapr) 1669224245bfSDavid Gibson { 1670224245bfSDavid Gibson MachineState *machine = MACHINE(spapr); 1671224245bfSDavid Gibson uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 1672e8f986fcSBharata B Rao uint32_t nr_lmbs = (machine->maxram_size - machine->ram_size)/lmb_size; 1673224245bfSDavid Gibson int i; 1674224245bfSDavid Gibson 1675224245bfSDavid Gibson for (i = 0; i < nr_lmbs; i++) { 1676224245bfSDavid Gibson sPAPRDRConnector *drc; 1677224245bfSDavid Gibson uint64_t addr; 1678224245bfSDavid Gibson 1679e8f986fcSBharata B Rao addr = i * lmb_size + spapr->hotplug_memory.base; 1680224245bfSDavid Gibson drc = spapr_dr_connector_new(OBJECT(spapr), SPAPR_DR_CONNECTOR_TYPE_LMB, 1681224245bfSDavid Gibson addr/lmb_size); 1682224245bfSDavid Gibson qemu_register_reset(spapr_drc_reset, drc); 1683224245bfSDavid Gibson } 1684224245bfSDavid Gibson } 1685224245bfSDavid Gibson 1686224245bfSDavid Gibson /* 1687224245bfSDavid Gibson * If RAM size, maxmem size and individual node mem sizes aren't aligned 1688224245bfSDavid Gibson * to SPAPR_MEMORY_BLOCK_SIZE(256MB), then refuse to start the guest 1689224245bfSDavid Gibson * since we can't support such unaligned sizes with DRCONF_MEMORY. 1690224245bfSDavid Gibson */ 16917c150d6fSDavid Gibson static void spapr_validate_node_memory(MachineState *machine, Error **errp) 1692224245bfSDavid Gibson { 1693224245bfSDavid Gibson int i; 1694224245bfSDavid Gibson 16957c150d6fSDavid Gibson if (machine->ram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16967c150d6fSDavid Gibson error_setg(errp, "Memory size 0x" RAM_ADDR_FMT 16977c150d6fSDavid Gibson " is not aligned to %llu MiB", 16987c150d6fSDavid Gibson machine->ram_size, 1699224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 17007c150d6fSDavid Gibson return; 17017c150d6fSDavid Gibson } 17027c150d6fSDavid Gibson 17037c150d6fSDavid Gibson if (machine->maxram_size % SPAPR_MEMORY_BLOCK_SIZE) { 17047c150d6fSDavid Gibson error_setg(errp, "Maximum memory size 0x" RAM_ADDR_FMT 17057c150d6fSDavid Gibson " is not aligned to %llu MiB", 17067c150d6fSDavid Gibson machine->ram_size, 17077c150d6fSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 17087c150d6fSDavid Gibson return; 1709224245bfSDavid Gibson } 1710224245bfSDavid Gibson 1711224245bfSDavid Gibson for (i = 0; i < nb_numa_nodes; i++) { 1712224245bfSDavid Gibson if (numa_info[i].node_mem % SPAPR_MEMORY_BLOCK_SIZE) { 17137c150d6fSDavid Gibson error_setg(errp, 17147c150d6fSDavid Gibson "Node %d memory size 0x%" PRIx64 17157c150d6fSDavid Gibson " is not aligned to %llu MiB", 17167c150d6fSDavid Gibson i, numa_info[i].node_mem, 1717224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 17187c150d6fSDavid Gibson return; 1719224245bfSDavid Gibson } 1720224245bfSDavid Gibson } 1721224245bfSDavid Gibson } 1722224245bfSDavid Gibson 172353018216SPaolo Bonzini /* pSeries LPAR / sPAPR hardware init */ 17243ef96221SMarcel Apfelbaum static void ppc_spapr_init(MachineState *machine) 172553018216SPaolo Bonzini { 172628e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 1727224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 17283ef96221SMarcel Apfelbaum const char *kernel_filename = machine->kernel_filename; 17293ef96221SMarcel Apfelbaum const char *kernel_cmdline = machine->kernel_cmdline; 17303ef96221SMarcel Apfelbaum const char *initrd_filename = machine->initrd_filename; 173153018216SPaolo Bonzini PowerPCCPU *cpu; 173253018216SPaolo Bonzini PCIHostState *phb; 173353018216SPaolo Bonzini int i; 173453018216SPaolo Bonzini MemoryRegion *sysmem = get_system_memory(); 173553018216SPaolo Bonzini MemoryRegion *ram = g_new(MemoryRegion, 1); 1736658fa66bSAlexey Kardashevskiy MemoryRegion *rma_region; 1737658fa66bSAlexey Kardashevskiy void *rma = NULL; 173853018216SPaolo Bonzini hwaddr rma_alloc_size; 1739b082d65aSAlexey Kardashevskiy hwaddr node0_size = spapr_node0_size(); 174053018216SPaolo Bonzini uint32_t initrd_base = 0; 174153018216SPaolo Bonzini long kernel_size = 0, initrd_size = 0; 1742b7d1f77aSBenjamin Herrenschmidt long load_limit, fw_size; 174316457e7fSBenjamin Herrenschmidt bool kernel_le = false; 174453018216SPaolo Bonzini char *filename; 174553018216SPaolo Bonzini 174653018216SPaolo Bonzini msi_supported = true; 174753018216SPaolo Bonzini 174853018216SPaolo Bonzini QLIST_INIT(&spapr->phbs); 174953018216SPaolo Bonzini 175053018216SPaolo Bonzini cpu_ppc_hypercall = emulate_spapr_hypercall; 175153018216SPaolo Bonzini 175253018216SPaolo Bonzini /* Allocate RMA if necessary */ 1753658fa66bSAlexey Kardashevskiy rma_alloc_size = kvmppc_alloc_rma(&rma); 175453018216SPaolo Bonzini 175553018216SPaolo Bonzini if (rma_alloc_size == -1) { 1756730fce59SThomas Huth error_report("Unable to create RMA"); 175753018216SPaolo Bonzini exit(1); 175853018216SPaolo Bonzini } 175953018216SPaolo Bonzini 1760c4177479SAlexey Kardashevskiy if (rma_alloc_size && (rma_alloc_size < node0_size)) { 176153018216SPaolo Bonzini spapr->rma_size = rma_alloc_size; 176253018216SPaolo Bonzini } else { 1763c4177479SAlexey Kardashevskiy spapr->rma_size = node0_size; 176453018216SPaolo Bonzini 176553018216SPaolo Bonzini /* With KVM, we don't actually know whether KVM supports an 176653018216SPaolo Bonzini * unbounded RMA (PR KVM) or is limited by the hash table size 176753018216SPaolo Bonzini * (HV KVM using VRMA), so we always assume the latter 176853018216SPaolo Bonzini * 176953018216SPaolo Bonzini * In that case, we also limit the initial allocations for RTAS 177053018216SPaolo Bonzini * etc... to 256M since we have no way to know what the VRMA size 177153018216SPaolo Bonzini * is going to be as it depends on the size of the hash table 177253018216SPaolo Bonzini * isn't determined yet. 177353018216SPaolo Bonzini */ 177453018216SPaolo Bonzini if (kvm_enabled()) { 177553018216SPaolo Bonzini spapr->vrma_adjust = 1; 177653018216SPaolo Bonzini spapr->rma_size = MIN(spapr->rma_size, 0x10000000); 177753018216SPaolo Bonzini } 177853018216SPaolo Bonzini } 177953018216SPaolo Bonzini 1780c4177479SAlexey Kardashevskiy if (spapr->rma_size > node0_size) { 1781d54e4d76SDavid Gibson error_report("Numa node 0 has to span the RMA (%#08"HWADDR_PRIx")", 1782c4177479SAlexey Kardashevskiy spapr->rma_size); 1783c4177479SAlexey Kardashevskiy exit(1); 1784c4177479SAlexey Kardashevskiy } 1785c4177479SAlexey Kardashevskiy 1786b7d1f77aSBenjamin Herrenschmidt /* Setup a load limit for the ramdisk leaving room for SLOF and FDT */ 1787b7d1f77aSBenjamin Herrenschmidt load_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR) - FW_OVERHEAD; 178853018216SPaolo Bonzini 17897b565160SDavid Gibson /* Set up Interrupt Controller before we create the VCPUs */ 1790446f16a6SMarcel Apfelbaum spapr->icp = xics_system_init(machine, 17919e734e3dSBharata B Rao DIV_ROUND_UP(max_cpus * kvmppc_smt_threads(), 1792f303f117SGreg Kurz smp_threads), 17931e49182dSDavid Gibson XICS_IRQS, &error_fatal); 17947b565160SDavid Gibson 1795224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 17967c150d6fSDavid Gibson spapr_validate_node_memory(machine, &error_fatal); 1797224245bfSDavid Gibson } 1798224245bfSDavid Gibson 179953018216SPaolo Bonzini /* init CPUs */ 180019fb2c36SBharata B Rao if (machine->cpu_model == NULL) { 180119fb2c36SBharata B Rao machine->cpu_model = kvm_enabled() ? "host" : "POWER7"; 180253018216SPaolo Bonzini } 180353018216SPaolo Bonzini for (i = 0; i < smp_cpus; i++) { 180419fb2c36SBharata B Rao cpu = cpu_ppc_init(machine->cpu_model); 180553018216SPaolo Bonzini if (cpu == NULL) { 1806569f4967SDavid Gibson error_report("Unable to find PowerPC CPU definition"); 180753018216SPaolo Bonzini exit(1); 180853018216SPaolo Bonzini } 1809569f4967SDavid Gibson spapr_cpu_init(spapr, cpu, &error_fatal); 181053018216SPaolo Bonzini } 181153018216SPaolo Bonzini 1812026bfd89SDavid Gibson if (kvm_enabled()) { 1813026bfd89SDavid Gibson /* Enable H_LOGICAL_CI_* so SLOF can talk to in-kernel devices */ 1814026bfd89SDavid Gibson kvmppc_enable_logical_ci_hcalls(); 1815ef9971ddSAlexey Kardashevskiy kvmppc_enable_set_mode_hcall(); 1816026bfd89SDavid Gibson } 1817026bfd89SDavid Gibson 181853018216SPaolo Bonzini /* allocate RAM */ 1819f92f5da1SAlexey Kardashevskiy memory_region_allocate_system_memory(ram, NULL, "ppc_spapr.ram", 1820fb164994SDavid Gibson machine->ram_size); 1821f92f5da1SAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, ram); 182253018216SPaolo Bonzini 1823658fa66bSAlexey Kardashevskiy if (rma_alloc_size && rma) { 1824658fa66bSAlexey Kardashevskiy rma_region = g_new(MemoryRegion, 1); 1825658fa66bSAlexey Kardashevskiy memory_region_init_ram_ptr(rma_region, NULL, "ppc_spapr.rma", 1826658fa66bSAlexey Kardashevskiy rma_alloc_size, rma); 1827658fa66bSAlexey Kardashevskiy vmstate_register_ram_global(rma_region); 1828658fa66bSAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, rma_region); 1829658fa66bSAlexey Kardashevskiy } 1830658fa66bSAlexey Kardashevskiy 18314a1c9cf0SBharata B Rao /* initialize hotplug memory address space */ 18324a1c9cf0SBharata B Rao if (machine->ram_size < machine->maxram_size) { 18334a1c9cf0SBharata B Rao ram_addr_t hotplug_mem_size = machine->maxram_size - machine->ram_size; 18344a1c9cf0SBharata B Rao 18354a1c9cf0SBharata B Rao if (machine->ram_slots > SPAPR_MAX_RAM_SLOTS) { 1836d54e4d76SDavid Gibson error_report("Specified number of memory slots %" 1837d54e4d76SDavid Gibson PRIu64" exceeds max supported %d", 183819a35c9eSBharata B Rao machine->ram_slots, SPAPR_MAX_RAM_SLOTS); 1839d54e4d76SDavid Gibson exit(1); 18404a1c9cf0SBharata B Rao } 18414a1c9cf0SBharata B Rao 18424a1c9cf0SBharata B Rao spapr->hotplug_memory.base = ROUND_UP(machine->ram_size, 18434a1c9cf0SBharata B Rao SPAPR_HOTPLUG_MEM_ALIGN); 18444a1c9cf0SBharata B Rao memory_region_init(&spapr->hotplug_memory.mr, OBJECT(spapr), 18454a1c9cf0SBharata B Rao "hotplug-memory", hotplug_mem_size); 18464a1c9cf0SBharata B Rao memory_region_add_subregion(sysmem, spapr->hotplug_memory.base, 18474a1c9cf0SBharata B Rao &spapr->hotplug_memory.mr); 18484a1c9cf0SBharata B Rao } 18494a1c9cf0SBharata B Rao 1850224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 1851224245bfSDavid Gibson spapr_create_lmb_dr_connectors(spapr); 1852224245bfSDavid Gibson } 1853224245bfSDavid Gibson 185453018216SPaolo Bonzini filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin"); 18554c56440dSStefan Weil if (!filename) { 1856730fce59SThomas Huth error_report("Could not find LPAR rtas '%s'", "spapr-rtas.bin"); 18574c56440dSStefan Weil exit(1); 18584c56440dSStefan Weil } 1859b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size = get_image_size(filename); 1860b7d1f77aSBenjamin Herrenschmidt spapr->rtas_blob = g_malloc(spapr->rtas_size); 1861b7d1f77aSBenjamin Herrenschmidt if (load_image_size(filename, spapr->rtas_blob, spapr->rtas_size) < 0) { 1862730fce59SThomas Huth error_report("Could not load LPAR rtas '%s'", filename); 186353018216SPaolo Bonzini exit(1); 186453018216SPaolo Bonzini } 186553018216SPaolo Bonzini if (spapr->rtas_size > RTAS_MAX_SIZE) { 1866730fce59SThomas Huth error_report("RTAS too big ! 0x%zx bytes (max is 0x%x)", 18672f285bddSPeter Maydell (size_t)spapr->rtas_size, RTAS_MAX_SIZE); 186853018216SPaolo Bonzini exit(1); 186953018216SPaolo Bonzini } 187053018216SPaolo Bonzini g_free(filename); 187153018216SPaolo Bonzini 187253018216SPaolo Bonzini /* Set up EPOW events infrastructure */ 187353018216SPaolo Bonzini spapr_events_init(spapr); 187453018216SPaolo Bonzini 187512f42174SDavid Gibson /* Set up the RTC RTAS interfaces */ 187628df36a1SDavid Gibson spapr_rtc_create(spapr); 187712f42174SDavid Gibson 187853018216SPaolo Bonzini /* Set up VIO bus */ 187953018216SPaolo Bonzini spapr->vio_bus = spapr_vio_bus_init(); 188053018216SPaolo Bonzini 188153018216SPaolo Bonzini for (i = 0; i < MAX_SERIAL_PORTS; i++) { 188253018216SPaolo Bonzini if (serial_hds[i]) { 188353018216SPaolo Bonzini spapr_vty_create(spapr->vio_bus, serial_hds[i]); 188453018216SPaolo Bonzini } 188553018216SPaolo Bonzini } 188653018216SPaolo Bonzini 188753018216SPaolo Bonzini /* We always have at least the nvram device on VIO */ 188853018216SPaolo Bonzini spapr_create_nvram(spapr); 188953018216SPaolo Bonzini 189053018216SPaolo Bonzini /* Set up PCI */ 189153018216SPaolo Bonzini spapr_pci_rtas_init(); 189253018216SPaolo Bonzini 189389dfd6e1SDavid Gibson phb = spapr_create_phb(spapr, 0); 189453018216SPaolo Bonzini 189553018216SPaolo Bonzini for (i = 0; i < nb_nics; i++) { 189653018216SPaolo Bonzini NICInfo *nd = &nd_table[i]; 189753018216SPaolo Bonzini 189853018216SPaolo Bonzini if (!nd->model) { 189953018216SPaolo Bonzini nd->model = g_strdup("ibmveth"); 190053018216SPaolo Bonzini } 190153018216SPaolo Bonzini 190253018216SPaolo Bonzini if (strcmp(nd->model, "ibmveth") == 0) { 190353018216SPaolo Bonzini spapr_vlan_create(spapr->vio_bus, nd); 190453018216SPaolo Bonzini } else { 190529b358f9SDavid Gibson pci_nic_init_nofail(&nd_table[i], phb->bus, nd->model, NULL); 190653018216SPaolo Bonzini } 190753018216SPaolo Bonzini } 190853018216SPaolo Bonzini 190953018216SPaolo Bonzini for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) { 191053018216SPaolo Bonzini spapr_vscsi_create(spapr->vio_bus); 191153018216SPaolo Bonzini } 191253018216SPaolo Bonzini 191353018216SPaolo Bonzini /* Graphics */ 191414c6a894SDavid Gibson if (spapr_vga_init(phb->bus, &error_fatal)) { 191553018216SPaolo Bonzini spapr->has_graphics = true; 1916c6e76503SPaolo Bonzini machine->usb |= defaults_enabled() && !machine->usb_disabled; 191753018216SPaolo Bonzini } 191853018216SPaolo Bonzini 19194ee9ced9SMarcel Apfelbaum if (machine->usb) { 192057040d45SThomas Huth if (smc->use_ohci_by_default) { 192153018216SPaolo Bonzini pci_create_simple(phb->bus, -1, "pci-ohci"); 192257040d45SThomas Huth } else { 192357040d45SThomas Huth pci_create_simple(phb->bus, -1, "nec-usb-xhci"); 192457040d45SThomas Huth } 1925c86580b8SMarkus Armbruster 192653018216SPaolo Bonzini if (spapr->has_graphics) { 1927c86580b8SMarkus Armbruster USBBus *usb_bus = usb_bus_find(-1); 1928c86580b8SMarkus Armbruster 1929c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-kbd"); 1930c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-mouse"); 193153018216SPaolo Bonzini } 193253018216SPaolo Bonzini } 193353018216SPaolo Bonzini 193453018216SPaolo Bonzini if (spapr->rma_size < (MIN_RMA_SLOF << 20)) { 1935d54e4d76SDavid Gibson error_report( 1936d54e4d76SDavid Gibson "pSeries SLOF firmware requires >= %ldM guest RMA (Real Mode Area memory)", 1937d54e4d76SDavid Gibson MIN_RMA_SLOF); 193853018216SPaolo Bonzini exit(1); 193953018216SPaolo Bonzini } 194053018216SPaolo Bonzini 194153018216SPaolo Bonzini if (kernel_filename) { 194253018216SPaolo Bonzini uint64_t lowaddr = 0; 194353018216SPaolo Bonzini 194453018216SPaolo Bonzini kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, 19454ecd4d16SPeter Crosthwaite NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE, 0); 19463b66da82SAlexey Kardashevskiy if (kernel_size == ELF_LOAD_WRONG_ENDIAN) { 194716457e7fSBenjamin Herrenschmidt kernel_size = load_elf(kernel_filename, 194816457e7fSBenjamin Herrenschmidt translate_kernel_address, NULL, 19494ecd4d16SPeter Crosthwaite NULL, &lowaddr, NULL, 0, PPC_ELF_MACHINE, 0); 195016457e7fSBenjamin Herrenschmidt kernel_le = kernel_size > 0; 195116457e7fSBenjamin Herrenschmidt } 195216457e7fSBenjamin Herrenschmidt if (kernel_size < 0) { 1953d54e4d76SDavid Gibson error_report("error loading %s: %s", 19543b66da82SAlexey Kardashevskiy kernel_filename, load_elf_strerror(kernel_size)); 195553018216SPaolo Bonzini exit(1); 195653018216SPaolo Bonzini } 195753018216SPaolo Bonzini 195853018216SPaolo Bonzini /* load initrd */ 195953018216SPaolo Bonzini if (initrd_filename) { 196053018216SPaolo Bonzini /* Try to locate the initrd in the gap between the kernel 196153018216SPaolo Bonzini * and the firmware. Add a bit of space just in case 196253018216SPaolo Bonzini */ 196353018216SPaolo Bonzini initrd_base = (KERNEL_LOAD_ADDR + kernel_size + 0x1ffff) & ~0xffff; 196453018216SPaolo Bonzini initrd_size = load_image_targphys(initrd_filename, initrd_base, 196553018216SPaolo Bonzini load_limit - initrd_base); 196653018216SPaolo Bonzini if (initrd_size < 0) { 1967d54e4d76SDavid Gibson error_report("could not load initial ram disk '%s'", 196853018216SPaolo Bonzini initrd_filename); 196953018216SPaolo Bonzini exit(1); 197053018216SPaolo Bonzini } 197153018216SPaolo Bonzini } else { 197253018216SPaolo Bonzini initrd_base = 0; 197353018216SPaolo Bonzini initrd_size = 0; 197453018216SPaolo Bonzini } 197553018216SPaolo Bonzini } 197653018216SPaolo Bonzini 19778e7ea787SAndreas Färber if (bios_name == NULL) { 19788e7ea787SAndreas Färber bios_name = FW_FILE_NAME; 19798e7ea787SAndreas Färber } 19808e7ea787SAndreas Färber filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); 19814c56440dSStefan Weil if (!filename) { 198268fea5a0SThomas Huth error_report("Could not find LPAR firmware '%s'", bios_name); 19834c56440dSStefan Weil exit(1); 19844c56440dSStefan Weil } 198553018216SPaolo Bonzini fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE); 198668fea5a0SThomas Huth if (fw_size <= 0) { 198768fea5a0SThomas Huth error_report("Could not load LPAR firmware '%s'", filename); 198853018216SPaolo Bonzini exit(1); 198953018216SPaolo Bonzini } 199053018216SPaolo Bonzini g_free(filename); 199153018216SPaolo Bonzini 199228e02042SDavid Gibson /* FIXME: Should register things through the MachineState's qdev 199328e02042SDavid Gibson * interface, this is a legacy from the sPAPREnvironment structure 199428e02042SDavid Gibson * which predated MachineState but had a similar function */ 19954be21d56SDavid Gibson vmstate_register(NULL, 0, &vmstate_spapr, spapr); 19964be21d56SDavid Gibson register_savevm_live(NULL, "spapr/htab", -1, 1, 19974be21d56SDavid Gibson &savevm_htab_handlers, spapr); 19984be21d56SDavid Gibson 199953018216SPaolo Bonzini /* Prepare the device tree */ 20003bbf37f2SAndreas Färber spapr->fdt_skel = spapr_create_fdt_skel(initrd_base, initrd_size, 200116457e7fSBenjamin Herrenschmidt kernel_size, kernel_le, 200231fe14d1SNathan Fontenot kernel_cmdline, 200331fe14d1SNathan Fontenot spapr->check_exception_irq); 200453018216SPaolo Bonzini assert(spapr->fdt_skel != NULL); 20055b2128d2SAlexander Graf 200646503c2bSMichael Roth /* used by RTAS */ 200746503c2bSMichael Roth QTAILQ_INIT(&spapr->ccs_list); 200846503c2bSMichael Roth qemu_register_reset(spapr_ccs_reset_hook, spapr); 200946503c2bSMichael Roth 20105b2128d2SAlexander Graf qemu_register_boot_set(spapr_boot_set, spapr); 201153018216SPaolo Bonzini } 201253018216SPaolo Bonzini 2013135a129aSAneesh Kumar K.V static int spapr_kvm_type(const char *vm_type) 2014135a129aSAneesh Kumar K.V { 2015135a129aSAneesh Kumar K.V if (!vm_type) { 2016135a129aSAneesh Kumar K.V return 0; 2017135a129aSAneesh Kumar K.V } 2018135a129aSAneesh Kumar K.V 2019135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "HV")) { 2020135a129aSAneesh Kumar K.V return 1; 2021135a129aSAneesh Kumar K.V } 2022135a129aSAneesh Kumar K.V 2023135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "PR")) { 2024135a129aSAneesh Kumar K.V return 2; 2025135a129aSAneesh Kumar K.V } 2026135a129aSAneesh Kumar K.V 2027135a129aSAneesh Kumar K.V error_report("Unknown kvm-type specified '%s'", vm_type); 2028135a129aSAneesh Kumar K.V exit(1); 2029135a129aSAneesh Kumar K.V } 2030135a129aSAneesh Kumar K.V 203171461b0fSAlexey Kardashevskiy /* 2032627b84f4SGonglei * Implementation of an interface to adjust firmware path 203371461b0fSAlexey Kardashevskiy * for the bootindex property handling. 203471461b0fSAlexey Kardashevskiy */ 203571461b0fSAlexey Kardashevskiy static char *spapr_get_fw_dev_path(FWPathProvider *p, BusState *bus, 203671461b0fSAlexey Kardashevskiy DeviceState *dev) 203771461b0fSAlexey Kardashevskiy { 203871461b0fSAlexey Kardashevskiy #define CAST(type, obj, name) \ 203971461b0fSAlexey Kardashevskiy ((type *)object_dynamic_cast(OBJECT(obj), (name))) 204071461b0fSAlexey Kardashevskiy SCSIDevice *d = CAST(SCSIDevice, dev, TYPE_SCSI_DEVICE); 204171461b0fSAlexey Kardashevskiy sPAPRPHBState *phb = CAST(sPAPRPHBState, dev, TYPE_SPAPR_PCI_HOST_BRIDGE); 204271461b0fSAlexey Kardashevskiy 204371461b0fSAlexey Kardashevskiy if (d) { 204471461b0fSAlexey Kardashevskiy void *spapr = CAST(void, bus->parent, "spapr-vscsi"); 204571461b0fSAlexey Kardashevskiy VirtIOSCSI *virtio = CAST(VirtIOSCSI, bus->parent, TYPE_VIRTIO_SCSI); 204671461b0fSAlexey Kardashevskiy USBDevice *usb = CAST(USBDevice, bus->parent, TYPE_USB_DEVICE); 204771461b0fSAlexey Kardashevskiy 204871461b0fSAlexey Kardashevskiy if (spapr) { 204971461b0fSAlexey Kardashevskiy /* 205071461b0fSAlexey Kardashevskiy * Replace "channel@0/disk@0,0" with "disk@8000000000000000": 205171461b0fSAlexey Kardashevskiy * We use SRP luns of the form 8000 | (bus << 8) | (id << 5) | lun 205271461b0fSAlexey Kardashevskiy * in the top 16 bits of the 64-bit LUN 205371461b0fSAlexey Kardashevskiy */ 205471461b0fSAlexey Kardashevskiy unsigned id = 0x8000 | (d->id << 8) | d->lun; 205571461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 205671461b0fSAlexey Kardashevskiy (uint64_t)id << 48); 205771461b0fSAlexey Kardashevskiy } else if (virtio) { 205871461b0fSAlexey Kardashevskiy /* 205971461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (target << 8) | lun 206071461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 206171461b0fSAlexey Kardashevskiy * Note: the quote above is from SLOF and it is wrong, 206271461b0fSAlexey Kardashevskiy * the actual binding is: 206371461b0fSAlexey Kardashevskiy * swap 0100 or 10 << or 20 << ( target lun-id -- srplun ) 206471461b0fSAlexey Kardashevskiy */ 206571461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (d->id << 16) | d->lun; 206671461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 206771461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 206871461b0fSAlexey Kardashevskiy } else if (usb) { 206971461b0fSAlexey Kardashevskiy /* 207071461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (usb-port << 16) | lun 207171461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 207271461b0fSAlexey Kardashevskiy */ 207371461b0fSAlexey Kardashevskiy unsigned usb_port = atoi(usb->port->path); 207471461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (usb_port << 16) | d->lun; 207571461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 207671461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 207771461b0fSAlexey Kardashevskiy } 207871461b0fSAlexey Kardashevskiy } 207971461b0fSAlexey Kardashevskiy 208071461b0fSAlexey Kardashevskiy if (phb) { 208171461b0fSAlexey Kardashevskiy /* Replace "pci" with "pci@800000020000000" */ 208271461b0fSAlexey Kardashevskiy return g_strdup_printf("pci@%"PRIX64, phb->buid); 208371461b0fSAlexey Kardashevskiy } 208471461b0fSAlexey Kardashevskiy 208571461b0fSAlexey Kardashevskiy return NULL; 208671461b0fSAlexey Kardashevskiy } 208771461b0fSAlexey Kardashevskiy 208823825581SEduardo Habkost static char *spapr_get_kvm_type(Object *obj, Error **errp) 208923825581SEduardo Habkost { 209028e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 209123825581SEduardo Habkost 209228e02042SDavid Gibson return g_strdup(spapr->kvm_type); 209323825581SEduardo Habkost } 209423825581SEduardo Habkost 209523825581SEduardo Habkost static void spapr_set_kvm_type(Object *obj, const char *value, Error **errp) 209623825581SEduardo Habkost { 209728e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 209823825581SEduardo Habkost 209928e02042SDavid Gibson g_free(spapr->kvm_type); 210028e02042SDavid Gibson spapr->kvm_type = g_strdup(value); 210123825581SEduardo Habkost } 210223825581SEduardo Habkost 210323825581SEduardo Habkost static void spapr_machine_initfn(Object *obj) 210423825581SEduardo Habkost { 2105715c5407SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 2106715c5407SDavid Gibson 2107715c5407SDavid Gibson spapr->htab_fd = -1; 210823825581SEduardo Habkost object_property_add_str(obj, "kvm-type", 210923825581SEduardo Habkost spapr_get_kvm_type, spapr_set_kvm_type, NULL); 211049d2e648SMarcel Apfelbaum object_property_set_description(obj, "kvm-type", 211149d2e648SMarcel Apfelbaum "Specifies the KVM virtualization mode (HV, PR)", 211249d2e648SMarcel Apfelbaum NULL); 211323825581SEduardo Habkost } 211423825581SEduardo Habkost 211587bbdd9cSDavid Gibson static void spapr_machine_finalizefn(Object *obj) 211687bbdd9cSDavid Gibson { 211787bbdd9cSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 211887bbdd9cSDavid Gibson 211987bbdd9cSDavid Gibson g_free(spapr->kvm_type); 212087bbdd9cSDavid Gibson } 212187bbdd9cSDavid Gibson 212234316482SAlexey Kardashevskiy static void ppc_cpu_do_nmi_on_cpu(void *arg) 212334316482SAlexey Kardashevskiy { 212434316482SAlexey Kardashevskiy CPUState *cs = arg; 212534316482SAlexey Kardashevskiy 212634316482SAlexey Kardashevskiy cpu_synchronize_state(cs); 212734316482SAlexey Kardashevskiy ppc_cpu_do_system_reset(cs); 212834316482SAlexey Kardashevskiy } 212934316482SAlexey Kardashevskiy 213034316482SAlexey Kardashevskiy static void spapr_nmi(NMIState *n, int cpu_index, Error **errp) 213134316482SAlexey Kardashevskiy { 213234316482SAlexey Kardashevskiy CPUState *cs; 213334316482SAlexey Kardashevskiy 213434316482SAlexey Kardashevskiy CPU_FOREACH(cs) { 213534316482SAlexey Kardashevskiy async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, cs); 213634316482SAlexey Kardashevskiy } 213734316482SAlexey Kardashevskiy } 213834316482SAlexey Kardashevskiy 2139c20d332aSBharata B Rao static void spapr_add_lmbs(DeviceState *dev, uint64_t addr, uint64_t size, 2140c20d332aSBharata B Rao uint32_t node, Error **errp) 2141c20d332aSBharata B Rao { 2142c20d332aSBharata B Rao sPAPRDRConnector *drc; 2143c20d332aSBharata B Rao sPAPRDRConnectorClass *drck; 2144c20d332aSBharata B Rao uint32_t nr_lmbs = size/SPAPR_MEMORY_BLOCK_SIZE; 2145c20d332aSBharata B Rao int i, fdt_offset, fdt_size; 2146c20d332aSBharata B Rao void *fdt; 2147c20d332aSBharata B Rao 2148c20d332aSBharata B Rao /* 2149c20d332aSBharata B Rao * Check for DRC connectors and send hotplug notification to the 2150c20d332aSBharata B Rao * guest only in case of hotplugged memory. This allows cold plugged 2151c20d332aSBharata B Rao * memory to be specified at boot time. 2152c20d332aSBharata B Rao */ 2153c20d332aSBharata B Rao if (!dev->hotplugged) { 2154c20d332aSBharata B Rao return; 2155c20d332aSBharata B Rao } 2156c20d332aSBharata B Rao 2157c20d332aSBharata B Rao for (i = 0; i < nr_lmbs; i++) { 2158c20d332aSBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, 2159c20d332aSBharata B Rao addr/SPAPR_MEMORY_BLOCK_SIZE); 2160c20d332aSBharata B Rao g_assert(drc); 2161c20d332aSBharata B Rao 2162c20d332aSBharata B Rao fdt = create_device_tree(&fdt_size); 2163c20d332aSBharata B Rao fdt_offset = spapr_populate_memory_node(fdt, node, addr, 2164c20d332aSBharata B Rao SPAPR_MEMORY_BLOCK_SIZE); 2165c20d332aSBharata B Rao 2166c20d332aSBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 2167c20d332aSBharata B Rao drck->attach(drc, dev, fdt, fdt_offset, !dev->hotplugged, errp); 2168c20d332aSBharata B Rao addr += SPAPR_MEMORY_BLOCK_SIZE; 2169c20d332aSBharata B Rao } 21700a417869SBharata B Rao spapr_hotplug_req_add_by_count(SPAPR_DR_CONNECTOR_TYPE_LMB, nr_lmbs); 2171c20d332aSBharata B Rao } 2172c20d332aSBharata B Rao 2173c20d332aSBharata B Rao static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev, 2174c20d332aSBharata B Rao uint32_t node, Error **errp) 2175c20d332aSBharata B Rao { 2176c20d332aSBharata B Rao Error *local_err = NULL; 2177c20d332aSBharata B Rao sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev); 2178c20d332aSBharata B Rao PCDIMMDevice *dimm = PC_DIMM(dev); 2179c20d332aSBharata B Rao PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); 2180c20d332aSBharata B Rao MemoryRegion *mr = ddc->get_memory_region(dimm); 2181c20d332aSBharata B Rao uint64_t align = memory_region_get_alignment(mr); 2182c20d332aSBharata B Rao uint64_t size = memory_region_size(mr); 2183c20d332aSBharata B Rao uint64_t addr; 2184c20d332aSBharata B Rao 2185c20d332aSBharata B Rao if (size % SPAPR_MEMORY_BLOCK_SIZE) { 2186c20d332aSBharata B Rao error_setg(&local_err, "Hotplugged memory size must be a multiple of " 2187c20d332aSBharata B Rao "%lld MB", SPAPR_MEMORY_BLOCK_SIZE/M_BYTE); 2188c20d332aSBharata B Rao goto out; 2189c20d332aSBharata B Rao } 2190c20d332aSBharata B Rao 2191d6a9b0b8SMichael S. Tsirkin pc_dimm_memory_plug(dev, &ms->hotplug_memory, mr, align, &local_err); 2192c20d332aSBharata B Rao if (local_err) { 2193c20d332aSBharata B Rao goto out; 2194c20d332aSBharata B Rao } 2195c20d332aSBharata B Rao 2196c20d332aSBharata B Rao addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err); 2197c20d332aSBharata B Rao if (local_err) { 2198c20d332aSBharata B Rao pc_dimm_memory_unplug(dev, &ms->hotplug_memory, mr); 2199c20d332aSBharata B Rao goto out; 2200c20d332aSBharata B Rao } 2201c20d332aSBharata B Rao 2202c20d332aSBharata B Rao spapr_add_lmbs(dev, addr, size, node, &error_abort); 2203c20d332aSBharata B Rao 2204c20d332aSBharata B Rao out: 2205c20d332aSBharata B Rao error_propagate(errp, local_err); 2206c20d332aSBharata B Rao } 2207c20d332aSBharata B Rao 2208c20d332aSBharata B Rao static void spapr_machine_device_plug(HotplugHandler *hotplug_dev, 2209c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2210c20d332aSBharata B Rao { 2211c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 2212c20d332aSBharata B Rao 2213c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2214b556854bSBharata B Rao int node; 2215c20d332aSBharata B Rao 2216c20d332aSBharata B Rao if (!smc->dr_lmb_enabled) { 2217c20d332aSBharata B Rao error_setg(errp, "Memory hotplug not supported for this machine"); 2218c20d332aSBharata B Rao return; 2219c20d332aSBharata B Rao } 2220c20d332aSBharata B Rao node = object_property_get_int(OBJECT(dev), PC_DIMM_NODE_PROP, errp); 2221c20d332aSBharata B Rao if (*errp) { 2222c20d332aSBharata B Rao return; 2223c20d332aSBharata B Rao } 2224c20d332aSBharata B Rao 2225b556854bSBharata B Rao /* 2226b556854bSBharata B Rao * Currently PowerPC kernel doesn't allow hot-adding memory to 2227b556854bSBharata B Rao * memory-less node, but instead will silently add the memory 2228b556854bSBharata B Rao * to the first node that has some memory. This causes two 2229b556854bSBharata B Rao * unexpected behaviours for the user. 2230b556854bSBharata B Rao * 2231b556854bSBharata B Rao * - Memory gets hotplugged to a different node than what the user 2232b556854bSBharata B Rao * specified. 2233b556854bSBharata B Rao * - Since pc-dimm subsystem in QEMU still thinks that memory belongs 2234b556854bSBharata B Rao * to memory-less node, a reboot will set things accordingly 2235b556854bSBharata B Rao * and the previously hotplugged memory now ends in the right node. 2236b556854bSBharata B Rao * This appears as if some memory moved from one node to another. 2237b556854bSBharata B Rao * 2238b556854bSBharata B Rao * So until kernel starts supporting memory hotplug to memory-less 2239b556854bSBharata B Rao * nodes, just prevent such attempts upfront in QEMU. 2240b556854bSBharata B Rao */ 2241b556854bSBharata B Rao if (nb_numa_nodes && !numa_info[node].node_mem) { 2242b556854bSBharata B Rao error_setg(errp, "Can't hotplug memory to memory-less node %d", 2243b556854bSBharata B Rao node); 2244b556854bSBharata B Rao return; 2245b556854bSBharata B Rao } 2246b556854bSBharata B Rao 2247c20d332aSBharata B Rao spapr_memory_plug(hotplug_dev, dev, node, errp); 2248c20d332aSBharata B Rao } 2249c20d332aSBharata B Rao } 2250c20d332aSBharata B Rao 2251c20d332aSBharata B Rao static void spapr_machine_device_unplug(HotplugHandler *hotplug_dev, 2252c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2253c20d332aSBharata B Rao { 2254c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2255c20d332aSBharata B Rao error_setg(errp, "Memory hot unplug not supported by sPAPR"); 2256c20d332aSBharata B Rao } 2257c20d332aSBharata B Rao } 2258c20d332aSBharata B Rao 2259c20d332aSBharata B Rao static HotplugHandler *spapr_get_hotpug_handler(MachineState *machine, 2260c20d332aSBharata B Rao DeviceState *dev) 2261c20d332aSBharata B Rao { 2262c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2263c20d332aSBharata B Rao return HOTPLUG_HANDLER(machine); 2264c20d332aSBharata B Rao } 2265c20d332aSBharata B Rao return NULL; 2266c20d332aSBharata B Rao } 2267c20d332aSBharata B Rao 226820bb648dSDavid Gibson static unsigned spapr_cpu_index_to_socket_id(unsigned cpu_index) 226920bb648dSDavid Gibson { 227020bb648dSDavid Gibson /* Allocate to NUMA nodes on a "socket" basis (not that concept of 227120bb648dSDavid Gibson * socket means much for the paravirtualized PAPR platform) */ 227220bb648dSDavid Gibson return cpu_index / smp_threads / smp_cores; 227320bb648dSDavid Gibson } 227420bb648dSDavid Gibson 227529ee3247SAlexey Kardashevskiy static void spapr_machine_class_init(ObjectClass *oc, void *data) 227653018216SPaolo Bonzini { 227729ee3247SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 2278224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(oc); 227971461b0fSAlexey Kardashevskiy FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc); 228034316482SAlexey Kardashevskiy NMIClass *nc = NMI_CLASS(oc); 2281c20d332aSBharata B Rao HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 228229ee3247SAlexey Kardashevskiy 22830eb9054cSDavid Gibson mc->desc = "pSeries Logical Partition (PAPR compliant)"; 2284fc9f38c3SDavid Gibson 2285fc9f38c3SDavid Gibson /* 2286fc9f38c3SDavid Gibson * We set up the default / latest behaviour here. The class_init 2287fc9f38c3SDavid Gibson * functions for the specific versioned machine types can override 2288fc9f38c3SDavid Gibson * these details for backwards compatibility 2289fc9f38c3SDavid Gibson */ 2290958db90cSMarcel Apfelbaum mc->init = ppc_spapr_init; 2291958db90cSMarcel Apfelbaum mc->reset = ppc_spapr_reset; 2292958db90cSMarcel Apfelbaum mc->block_default_type = IF_SCSI; 229338b02bd8SAlexey Kardashevskiy mc->max_cpus = MAX_CPUMASK_BITS; 2294958db90cSMarcel Apfelbaum mc->no_parallel = 1; 22955b2128d2SAlexander Graf mc->default_boot_order = ""; 2296a34944feSNikunj A Dadhania mc->default_ram_size = 512 * M_BYTE; 2297958db90cSMarcel Apfelbaum mc->kvm_type = spapr_kvm_type; 22989e3f9733SAlexander Graf mc->has_dynamic_sysbus = true; 2299e4024630SLaurent Vivier mc->pci_allow_0_address = true; 2300c20d332aSBharata B Rao mc->get_hotplug_handler = spapr_get_hotpug_handler; 2301c20d332aSBharata B Rao hc->plug = spapr_machine_device_plug; 2302c20d332aSBharata B Rao hc->unplug = spapr_machine_device_unplug; 230320bb648dSDavid Gibson mc->cpu_index_to_socket_id = spapr_cpu_index_to_socket_id; 230400b4fbe2SMarcel Apfelbaum 2305fc9f38c3SDavid Gibson smc->dr_lmb_enabled = true; 230671461b0fSAlexey Kardashevskiy fwc->get_dev_path = spapr_get_fw_dev_path; 230734316482SAlexey Kardashevskiy nc->nmi_monitor_handler = spapr_nmi; 230853018216SPaolo Bonzini } 230953018216SPaolo Bonzini 231029ee3247SAlexey Kardashevskiy static const TypeInfo spapr_machine_info = { 231129ee3247SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE, 231229ee3247SAlexey Kardashevskiy .parent = TYPE_MACHINE, 23134aee7362SDavid Gibson .abstract = true, 23146ca1502eSAlexey Kardashevskiy .instance_size = sizeof(sPAPRMachineState), 231523825581SEduardo Habkost .instance_init = spapr_machine_initfn, 231687bbdd9cSDavid Gibson .instance_finalize = spapr_machine_finalizefn, 2317183930c0SDavid Gibson .class_size = sizeof(sPAPRMachineClass), 231829ee3247SAlexey Kardashevskiy .class_init = spapr_machine_class_init, 231971461b0fSAlexey Kardashevskiy .interfaces = (InterfaceInfo[]) { 232071461b0fSAlexey Kardashevskiy { TYPE_FW_PATH_PROVIDER }, 232134316482SAlexey Kardashevskiy { TYPE_NMI }, 2322c20d332aSBharata B Rao { TYPE_HOTPLUG_HANDLER }, 232371461b0fSAlexey Kardashevskiy { } 232471461b0fSAlexey Kardashevskiy }, 232529ee3247SAlexey Kardashevskiy }; 232629ee3247SAlexey Kardashevskiy 2327fccbc785SDavid Gibson #define DEFINE_SPAPR_MACHINE(suffix, verstr, latest) \ 23285013c547SDavid Gibson static void spapr_machine_##suffix##_class_init(ObjectClass *oc, \ 23295013c547SDavid Gibson void *data) \ 23305013c547SDavid Gibson { \ 23315013c547SDavid Gibson MachineClass *mc = MACHINE_CLASS(oc); \ 23325013c547SDavid Gibson spapr_machine_##suffix##_class_options(mc); \ 2333fccbc785SDavid Gibson if (latest) { \ 2334fccbc785SDavid Gibson mc->alias = "pseries"; \ 2335fccbc785SDavid Gibson mc->is_default = 1; \ 2336fccbc785SDavid Gibson } \ 23375013c547SDavid Gibson } \ 23385013c547SDavid Gibson static void spapr_machine_##suffix##_instance_init(Object *obj) \ 23395013c547SDavid Gibson { \ 23405013c547SDavid Gibson MachineState *machine = MACHINE(obj); \ 23415013c547SDavid Gibson spapr_machine_##suffix##_instance_options(machine); \ 23425013c547SDavid Gibson } \ 23435013c547SDavid Gibson static const TypeInfo spapr_machine_##suffix##_info = { \ 23445013c547SDavid Gibson .name = MACHINE_TYPE_NAME("pseries-" verstr), \ 23455013c547SDavid Gibson .parent = TYPE_SPAPR_MACHINE, \ 23465013c547SDavid Gibson .class_init = spapr_machine_##suffix##_class_init, \ 23475013c547SDavid Gibson .instance_init = spapr_machine_##suffix##_instance_init, \ 23485013c547SDavid Gibson }; \ 23495013c547SDavid Gibson static void spapr_machine_register_##suffix(void) \ 23505013c547SDavid Gibson { \ 23515013c547SDavid Gibson type_register(&spapr_machine_##suffix##_info); \ 23525013c547SDavid Gibson } \ 23535013c547SDavid Gibson machine_init(spapr_machine_register_##suffix) 23545013c547SDavid Gibson 23551c5f29bbSDavid Gibson /* 23564b23699cSDavid Gibson * pseries-2.6 23574b23699cSDavid Gibson */ 23584b23699cSDavid Gibson static void spapr_machine_2_6_instance_options(MachineState *machine) 23594b23699cSDavid Gibson { 23604b23699cSDavid Gibson } 23614b23699cSDavid Gibson 23624b23699cSDavid Gibson static void spapr_machine_2_6_class_options(MachineClass *mc) 23634b23699cSDavid Gibson { 23644b23699cSDavid Gibson /* Defaults for the latest behaviour inherited from the base class */ 23654b23699cSDavid Gibson } 23664b23699cSDavid Gibson 23674b23699cSDavid Gibson DEFINE_SPAPR_MACHINE(2_6, "2.6", true); 23684b23699cSDavid Gibson 23694b23699cSDavid Gibson /* 23701c5f29bbSDavid Gibson * pseries-2.5 23711c5f29bbSDavid Gibson */ 23724b23699cSDavid Gibson #define SPAPR_COMPAT_2_5 \ 23734b23699cSDavid Gibson HW_COMPAT_2_5 23744b23699cSDavid Gibson 23755013c547SDavid Gibson static void spapr_machine_2_5_instance_options(MachineState *machine) 23761c5f29bbSDavid Gibson { 23775013c547SDavid Gibson } 23785013c547SDavid Gibson 23795013c547SDavid Gibson static void spapr_machine_2_5_class_options(MachineClass *mc) 23805013c547SDavid Gibson { 238157040d45SThomas Huth sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 238257040d45SThomas Huth 23834b23699cSDavid Gibson spapr_machine_2_6_class_options(mc); 238457040d45SThomas Huth smc->use_ohci_by_default = true; 23854b23699cSDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_5); 23861c5f29bbSDavid Gibson } 23871c5f29bbSDavid Gibson 23884b23699cSDavid Gibson DEFINE_SPAPR_MACHINE(2_5, "2.5", false); 23891c5f29bbSDavid Gibson 23901c5f29bbSDavid Gibson /* 23911c5f29bbSDavid Gibson * pseries-2.4 23921c5f29bbSDavid Gibson */ 239380fd50f9SCornelia Huck #define SPAPR_COMPAT_2_4 \ 23941c81003aSDavid Gibson SPAPR_COMPAT_2_5 \ 239580fd50f9SCornelia Huck HW_COMPAT_2_4 239680fd50f9SCornelia Huck 23975013c547SDavid Gibson static void spapr_machine_2_4_instance_options(MachineState *machine) 23981c5f29bbSDavid Gibson { 23995013c547SDavid Gibson spapr_machine_2_5_instance_options(machine); 24005013c547SDavid Gibson } 24011c5f29bbSDavid Gibson 24025013c547SDavid Gibson static void spapr_machine_2_4_class_options(MachineClass *mc) 24035013c547SDavid Gibson { 2404fc9f38c3SDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 2405fc9f38c3SDavid Gibson 2406fc9f38c3SDavid Gibson spapr_machine_2_5_class_options(mc); 2407fc9f38c3SDavid Gibson smc->dr_lmb_enabled = false; 2408f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_4); 24091c5f29bbSDavid Gibson } 24101c5f29bbSDavid Gibson 2411fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_4, "2.4", false); 24121c5f29bbSDavid Gibson 24131c5f29bbSDavid Gibson /* 24141c5f29bbSDavid Gibson * pseries-2.3 24151c5f29bbSDavid Gibson */ 241638ff32c6SEduardo Habkost #define SPAPR_COMPAT_2_3 \ 241780fd50f9SCornelia Huck SPAPR_COMPAT_2_4 \ 24187619c7b0SMichael Roth HW_COMPAT_2_3 \ 24197619c7b0SMichael Roth {\ 24207619c7b0SMichael Roth .driver = "spapr-pci-host-bridge",\ 24217619c7b0SMichael Roth .property = "dynamic-reconfiguration",\ 24227619c7b0SMichael Roth .value = "off",\ 24237619c7b0SMichael Roth }, 242438ff32c6SEduardo Habkost 24255013c547SDavid Gibson static void spapr_machine_2_3_instance_options(MachineState *machine) 24261c5f29bbSDavid Gibson { 24275013c547SDavid Gibson spapr_machine_2_4_instance_options(machine); 24281c5f29bbSDavid Gibson savevm_skip_section_footers(); 24291c5f29bbSDavid Gibson global_state_set_optional(); 24301c5f29bbSDavid Gibson } 24311c5f29bbSDavid Gibson 24325013c547SDavid Gibson static void spapr_machine_2_3_class_options(MachineClass *mc) 24331c5f29bbSDavid Gibson { 2434fc9f38c3SDavid Gibson spapr_machine_2_4_class_options(mc); 2435f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_3); 24361c5f29bbSDavid Gibson } 2437fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_3, "2.3", false); 24381c5f29bbSDavid Gibson 24391c5f29bbSDavid Gibson /* 24401c5f29bbSDavid Gibson * pseries-2.2 24411c5f29bbSDavid Gibson */ 24421c5f29bbSDavid Gibson 2443b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_2 \ 244438ff32c6SEduardo Habkost SPAPR_COMPAT_2_3 \ 24454dfd8eaaSEduardo Habkost HW_COMPAT_2_2 \ 2446b194df47SAlexey Kardashevskiy {\ 2447b194df47SAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 2448b194df47SAlexey Kardashevskiy .property = "mem_win_size",\ 2449b194df47SAlexey Kardashevskiy .value = "0x20000000",\ 2450dd754bafSEduardo Habkost }, 2451b194df47SAlexey Kardashevskiy 24525013c547SDavid Gibson static void spapr_machine_2_2_instance_options(MachineState *machine) 2453b0e966d0SJason Wang { 24545013c547SDavid Gibson spapr_machine_2_3_instance_options(machine); 2455b0e966d0SJason Wang } 2456b0e966d0SJason Wang 24575013c547SDavid Gibson static void spapr_machine_2_2_class_options(MachineClass *mc) 2458b0e966d0SJason Wang { 2459fc9f38c3SDavid Gibson spapr_machine_2_3_class_options(mc); 2460f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_2); 24611c5f29bbSDavid Gibson } 2462fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_2, "2.2", false); 24631c5f29bbSDavid Gibson 24641c5f29bbSDavid Gibson /* 24651c5f29bbSDavid Gibson * pseries-2.1 24661c5f29bbSDavid Gibson */ 24671c5f29bbSDavid Gibson #define SPAPR_COMPAT_2_1 \ 24681c5f29bbSDavid Gibson SPAPR_COMPAT_2_2 \ 24691c5f29bbSDavid Gibson HW_COMPAT_2_1 24701c5f29bbSDavid Gibson 24715013c547SDavid Gibson static void spapr_machine_2_1_instance_options(MachineState *machine) 24721c5f29bbSDavid Gibson { 24735013c547SDavid Gibson spapr_machine_2_2_instance_options(machine); 24741c5f29bbSDavid Gibson } 24751c5f29bbSDavid Gibson 24765013c547SDavid Gibson static void spapr_machine_2_1_class_options(MachineClass *mc) 2477b0e966d0SJason Wang { 2478fc9f38c3SDavid Gibson spapr_machine_2_2_class_options(mc); 2479f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_1); 24806026db45SAlexey Kardashevskiy } 2481fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_1, "2.1", false); 24826026db45SAlexey Kardashevskiy 248329ee3247SAlexey Kardashevskiy static void spapr_machine_register_types(void) 248429ee3247SAlexey Kardashevskiy { 248529ee3247SAlexey Kardashevskiy type_register_static(&spapr_machine_info); 248629ee3247SAlexey Kardashevskiy } 248729ee3247SAlexey Kardashevskiy 248829ee3247SAlexey Kardashevskiy type_init(spapr_machine_register_types) 2489