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" 28da34e65cSMarkus Armbruster #include "qapi/error.h" 2953018216SPaolo Bonzini #include "sysemu/sysemu.h" 30e35704baSEduardo Habkost #include "sysemu/numa.h" 3153018216SPaolo Bonzini #include "hw/hw.h" 3203dd024fSPaolo Bonzini #include "qemu/log.h" 3371461b0fSAlexey Kardashevskiy #include "hw/fw-path-provider.h" 3453018216SPaolo Bonzini #include "elf.h" 3553018216SPaolo Bonzini #include "net/net.h" 36ad440b4aSAndrew Jones #include "sysemu/device_tree.h" 37fa1d36dfSMarkus Armbruster #include "sysemu/block-backend.h" 3853018216SPaolo Bonzini #include "sysemu/cpus.h" 3953018216SPaolo Bonzini #include "sysemu/kvm.h" 40c20d332aSBharata B Rao #include "sysemu/device_tree.h" 4153018216SPaolo Bonzini #include "kvm_ppc.h" 42ff14e817SDr. David Alan Gilbert #include "migration/migration.h" 434be21d56SDavid Gibson #include "mmu-hash64.h" 443794d548SAlexey Kardashevskiy #include "qom/cpu.h" 4553018216SPaolo Bonzini 4653018216SPaolo Bonzini #include "hw/boards.h" 470d09e41aSPaolo Bonzini #include "hw/ppc/ppc.h" 4853018216SPaolo Bonzini #include "hw/loader.h" 4953018216SPaolo Bonzini 507804c353SCédric Le Goater #include "hw/ppc/fdt.h" 510d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 520d09e41aSPaolo Bonzini #include "hw/ppc/spapr_vio.h" 530d09e41aSPaolo Bonzini #include "hw/pci-host/spapr.h" 540d09e41aSPaolo Bonzini #include "hw/ppc/xics.h" 5553018216SPaolo Bonzini #include "hw/pci/msi.h" 5653018216SPaolo Bonzini 5753018216SPaolo Bonzini #include "hw/pci/pci.h" 5871461b0fSAlexey Kardashevskiy #include "hw/scsi/scsi.h" 5971461b0fSAlexey Kardashevskiy #include "hw/virtio/virtio-scsi.h" 6053018216SPaolo Bonzini 6153018216SPaolo Bonzini #include "exec/address-spaces.h" 6253018216SPaolo Bonzini #include "hw/usb.h" 6353018216SPaolo Bonzini #include "qemu/config-file.h" 64135a129aSAneesh Kumar K.V #include "qemu/error-report.h" 652a6593cbSAlexey Kardashevskiy #include "trace.h" 6634316482SAlexey Kardashevskiy #include "hw/nmi.h" 6753018216SPaolo Bonzini 6868a27b20SMichael S. Tsirkin #include "hw/compat.h" 69f348b6d1SVeronia Bahaa #include "qemu/cutils.h" 7094a94e4cSBharata B Rao #include "hw/ppc/spapr_cpu_core.h" 712474bfd4SIgor Mammedov #include "qmp-commands.h" 7268a27b20SMichael S. Tsirkin 7353018216SPaolo Bonzini #include <libfdt.h> 7453018216SPaolo Bonzini 7553018216SPaolo Bonzini /* SLOF memory layout: 7653018216SPaolo Bonzini * 7753018216SPaolo Bonzini * SLOF raw image loaded at 0, copies its romfs right below the flat 7853018216SPaolo Bonzini * device-tree, then position SLOF itself 31M below that 7953018216SPaolo Bonzini * 8053018216SPaolo Bonzini * So we set FW_OVERHEAD to 40MB which should account for all of that 8153018216SPaolo Bonzini * and more 8253018216SPaolo Bonzini * 8353018216SPaolo Bonzini * We load our kernel at 4M, leaving space for SLOF initial image 8453018216SPaolo Bonzini */ 8538b02bd8SAlexey Kardashevskiy #define FDT_MAX_SIZE 0x100000 8653018216SPaolo Bonzini #define RTAS_MAX_SIZE 0x10000 87b7d1f77aSBenjamin Herrenschmidt #define RTAS_MAX_ADDR 0x80000000 /* RTAS must stay below that */ 8853018216SPaolo Bonzini #define FW_MAX_SIZE 0x400000 8953018216SPaolo Bonzini #define FW_FILE_NAME "slof.bin" 9053018216SPaolo Bonzini #define FW_OVERHEAD 0x2800000 9153018216SPaolo Bonzini #define KERNEL_LOAD_ADDR FW_MAX_SIZE 9253018216SPaolo Bonzini 9353018216SPaolo Bonzini #define MIN_RMA_SLOF 128UL 9453018216SPaolo Bonzini 9553018216SPaolo Bonzini #define PHANDLE_XICP 0x00001111 9653018216SPaolo Bonzini 9753018216SPaolo Bonzini #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 9853018216SPaolo Bonzini 99c04d6cfaSAnthony Liguori static XICSState *try_create_xics(const char *type, int nr_servers, 10034f2af3dSMarkus Armbruster int nr_irqs, Error **errp) 101c04d6cfaSAnthony Liguori { 10234f2af3dSMarkus Armbruster Error *err = NULL; 103c04d6cfaSAnthony Liguori DeviceState *dev; 104c04d6cfaSAnthony Liguori 105c04d6cfaSAnthony Liguori dev = qdev_create(NULL, type); 106c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_servers", nr_servers); 107c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_irqs", nr_irqs); 10834f2af3dSMarkus Armbruster object_property_set_bool(OBJECT(dev), true, "realized", &err); 10934f2af3dSMarkus Armbruster if (err) { 11034f2af3dSMarkus Armbruster error_propagate(errp, err); 11134f2af3dSMarkus Armbruster object_unparent(OBJECT(dev)); 112c04d6cfaSAnthony Liguori return NULL; 113c04d6cfaSAnthony Liguori } 1145a3d7b23SAlexey Kardashevskiy return XICS_COMMON(dev); 115c04d6cfaSAnthony Liguori } 116c04d6cfaSAnthony Liguori 117446f16a6SMarcel Apfelbaum static XICSState *xics_system_init(MachineState *machine, 1181e49182dSDavid Gibson int nr_servers, int nr_irqs, Error **errp) 119c04d6cfaSAnthony Liguori { 12027f24582SBenjamin Herrenschmidt XICSState *xics = NULL; 121c04d6cfaSAnthony Liguori 12211ad93f6SDavid Gibson if (kvm_enabled()) { 12334f2af3dSMarkus Armbruster Error *err = NULL; 12434f2af3dSMarkus Armbruster 125446f16a6SMarcel Apfelbaum if (machine_kernel_irqchip_allowed(machine)) { 12627f24582SBenjamin Herrenschmidt xics = try_create_xics(TYPE_XICS_SPAPR_KVM, nr_servers, nr_irqs, 127161deaf2SBenjamin Herrenschmidt &err); 12811ad93f6SDavid Gibson } 12927f24582SBenjamin Herrenschmidt if (machine_kernel_irqchip_required(machine) && !xics) { 130b83baa60SMarkus Armbruster error_reportf_err(err, 131b83baa60SMarkus Armbruster "kernel_irqchip requested but unavailable: "); 132b83baa60SMarkus Armbruster } else { 133903a41d3SStefano Dong (董兴水) error_free(err); 13411ad93f6SDavid Gibson } 135b83baa60SMarkus Armbruster } 13611ad93f6SDavid Gibson 13727f24582SBenjamin Herrenschmidt if (!xics) { 13827f24582SBenjamin Herrenschmidt xics = try_create_xics(TYPE_XICS_SPAPR, nr_servers, nr_irqs, errp); 139c04d6cfaSAnthony Liguori } 140c04d6cfaSAnthony Liguori 14127f24582SBenjamin Herrenschmidt return xics; 142c04d6cfaSAnthony Liguori } 143c04d6cfaSAnthony Liguori 144833d4668SAlexey Kardashevskiy static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, 145833d4668SAlexey Kardashevskiy int smt_threads) 146833d4668SAlexey Kardashevskiy { 147833d4668SAlexey Kardashevskiy int i, ret = 0; 148833d4668SAlexey Kardashevskiy uint32_t servers_prop[smt_threads]; 149833d4668SAlexey Kardashevskiy uint32_t gservers_prop[smt_threads * 2]; 150833d4668SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 151833d4668SAlexey Kardashevskiy 1526d9412eaSAlexey Kardashevskiy if (cpu->cpu_version) { 1534bce526eSLaurent Dufour ret = fdt_setprop_cell(fdt, offset, "cpu-version", cpu->cpu_version); 1546d9412eaSAlexey Kardashevskiy if (ret < 0) { 1556d9412eaSAlexey Kardashevskiy return ret; 1566d9412eaSAlexey Kardashevskiy } 1576d9412eaSAlexey Kardashevskiy } 1586d9412eaSAlexey Kardashevskiy 159833d4668SAlexey Kardashevskiy /* Build interrupt servers and gservers properties */ 160833d4668SAlexey Kardashevskiy for (i = 0; i < smt_threads; i++) { 161833d4668SAlexey Kardashevskiy servers_prop[i] = cpu_to_be32(index + i); 162833d4668SAlexey Kardashevskiy /* Hack, direct the group queues back to cpu 0 */ 163833d4668SAlexey Kardashevskiy gservers_prop[i*2] = cpu_to_be32(index + i); 164833d4668SAlexey Kardashevskiy gservers_prop[i*2 + 1] = 0; 165833d4668SAlexey Kardashevskiy } 166833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s", 167833d4668SAlexey Kardashevskiy servers_prop, sizeof(servers_prop)); 168833d4668SAlexey Kardashevskiy if (ret < 0) { 169833d4668SAlexey Kardashevskiy return ret; 170833d4668SAlexey Kardashevskiy } 171833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-gserver#s", 172833d4668SAlexey Kardashevskiy gservers_prop, sizeof(gservers_prop)); 173833d4668SAlexey Kardashevskiy 174833d4668SAlexey Kardashevskiy return ret; 175833d4668SAlexey Kardashevskiy } 176833d4668SAlexey Kardashevskiy 1770da6f3feSBharata B Rao static int spapr_fixup_cpu_numa_dt(void *fdt, int offset, CPUState *cs) 1780da6f3feSBharata B Rao { 1790da6f3feSBharata B Rao int ret = 0; 1800da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 1810da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 1820da6f3feSBharata B Rao uint32_t associativity[] = {cpu_to_be32(0x5), 1830da6f3feSBharata B Rao cpu_to_be32(0x0), 1840da6f3feSBharata B Rao cpu_to_be32(0x0), 1850da6f3feSBharata B Rao cpu_to_be32(0x0), 1860da6f3feSBharata B Rao cpu_to_be32(cs->numa_node), 1870da6f3feSBharata B Rao cpu_to_be32(index)}; 1880da6f3feSBharata B Rao 1890da6f3feSBharata B Rao /* Advertise NUMA via ibm,associativity */ 1900da6f3feSBharata B Rao if (nb_numa_nodes > 1) { 1910da6f3feSBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity", associativity, 1920da6f3feSBharata B Rao sizeof(associativity)); 1930da6f3feSBharata B Rao } 1940da6f3feSBharata B Rao 1950da6f3feSBharata B Rao return ret; 1960da6f3feSBharata B Rao } 1970da6f3feSBharata B Rao 19828e02042SDavid Gibson static int spapr_fixup_cpu_dt(void *fdt, sPAPRMachineState *spapr) 19953018216SPaolo Bonzini { 20082677ed2SAlexey Kardashevskiy int ret = 0, offset, cpus_offset; 20182677ed2SAlexey Kardashevskiy CPUState *cs; 20253018216SPaolo Bonzini char cpu_model[32]; 20353018216SPaolo Bonzini int smt = kvmppc_smt_threads(); 20453018216SPaolo Bonzini uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 20553018216SPaolo Bonzini 20682677ed2SAlexey Kardashevskiy CPU_FOREACH(cs) { 20782677ed2SAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(cs); 20882677ed2SAlexey Kardashevskiy DeviceClass *dc = DEVICE_GET_CLASS(cs); 20982677ed2SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 21053018216SPaolo Bonzini 2110f20ba62SAlexey Kardashevskiy if ((index % smt) != 0) { 21253018216SPaolo Bonzini continue; 21353018216SPaolo Bonzini } 21453018216SPaolo Bonzini 21582677ed2SAlexey Kardashevskiy snprintf(cpu_model, 32, "%s@%x", dc->fw_name, index); 21653018216SPaolo Bonzini 21782677ed2SAlexey Kardashevskiy cpus_offset = fdt_path_offset(fdt, "/cpus"); 21882677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 21982677ed2SAlexey Kardashevskiy cpus_offset = fdt_add_subnode(fdt, fdt_path_offset(fdt, "/"), 22082677ed2SAlexey Kardashevskiy "cpus"); 22182677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 22282677ed2SAlexey Kardashevskiy return cpus_offset; 22382677ed2SAlexey Kardashevskiy } 22482677ed2SAlexey Kardashevskiy } 22582677ed2SAlexey Kardashevskiy offset = fdt_subnode_offset(fdt, cpus_offset, cpu_model); 22682677ed2SAlexey Kardashevskiy if (offset < 0) { 22782677ed2SAlexey Kardashevskiy offset = fdt_add_subnode(fdt, cpus_offset, cpu_model); 22853018216SPaolo Bonzini if (offset < 0) { 22953018216SPaolo Bonzini return offset; 23053018216SPaolo Bonzini } 23182677ed2SAlexey Kardashevskiy } 23253018216SPaolo Bonzini 2330da6f3feSBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,pft-size", 2340da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)); 23553018216SPaolo Bonzini if (ret < 0) { 23653018216SPaolo Bonzini return ret; 23753018216SPaolo Bonzini } 23853018216SPaolo Bonzini 2390da6f3feSBharata B Rao ret = spapr_fixup_cpu_numa_dt(fdt, offset, cs); 24053018216SPaolo Bonzini if (ret < 0) { 24153018216SPaolo Bonzini return ret; 24253018216SPaolo Bonzini } 243833d4668SAlexey Kardashevskiy 24482677ed2SAlexey Kardashevskiy ret = spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 2452a48d993SAlexey Kardashevskiy ppc_get_compat_smt_threads(cpu)); 246833d4668SAlexey Kardashevskiy if (ret < 0) { 247833d4668SAlexey Kardashevskiy return ret; 248833d4668SAlexey Kardashevskiy } 24953018216SPaolo Bonzini } 25053018216SPaolo Bonzini return ret; 25153018216SPaolo Bonzini } 25253018216SPaolo Bonzini 253b082d65aSAlexey Kardashevskiy static hwaddr spapr_node0_size(void) 254b082d65aSAlexey Kardashevskiy { 255fb164994SDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 256fb164994SDavid Gibson 257b082d65aSAlexey Kardashevskiy if (nb_numa_nodes) { 258b082d65aSAlexey Kardashevskiy int i; 259b082d65aSAlexey Kardashevskiy for (i = 0; i < nb_numa_nodes; ++i) { 260b082d65aSAlexey Kardashevskiy if (numa_info[i].node_mem) { 261fb164994SDavid Gibson return MIN(pow2floor(numa_info[i].node_mem), 262fb164994SDavid Gibson machine->ram_size); 263b082d65aSAlexey Kardashevskiy } 264b082d65aSAlexey Kardashevskiy } 265b082d65aSAlexey Kardashevskiy } 266fb164994SDavid Gibson return machine->ram_size; 267b082d65aSAlexey Kardashevskiy } 268b082d65aSAlexey Kardashevskiy 269a1d59c0fSAlexey Kardashevskiy static void add_str(GString *s, const gchar *s1) 270a1d59c0fSAlexey Kardashevskiy { 271a1d59c0fSAlexey Kardashevskiy g_string_append_len(s, s1, strlen(s1) + 1); 272a1d59c0fSAlexey Kardashevskiy } 27353018216SPaolo Bonzini 2743bbf37f2SAndreas Färber static void *spapr_create_fdt_skel(hwaddr initrd_base, 27553018216SPaolo Bonzini hwaddr initrd_size, 27653018216SPaolo Bonzini hwaddr kernel_size, 27716457e7fSBenjamin Herrenschmidt bool little_endian, 27853018216SPaolo Bonzini const char *kernel_cmdline, 27953018216SPaolo Bonzini uint32_t epow_irq) 28053018216SPaolo Bonzini { 28153018216SPaolo Bonzini void *fdt; 28253018216SPaolo Bonzini uint32_t start_prop = cpu_to_be32(initrd_base); 28353018216SPaolo Bonzini uint32_t end_prop = cpu_to_be32(initrd_base + initrd_size); 284a1d59c0fSAlexey Kardashevskiy GString *hypertas = g_string_sized_new(256); 285a1d59c0fSAlexey Kardashevskiy GString *qemu_hypertas = g_string_sized_new(256); 28653018216SPaolo Bonzini uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)}; 2879e734e3dSBharata B Rao uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(max_cpus)}; 28853018216SPaolo Bonzini unsigned char vec5[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x80}; 289ef951443SNikunj A Dadhania char *buf; 29053018216SPaolo Bonzini 291a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-pft"); 292a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-term"); 293a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-dabr"); 294a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-interrupt"); 295a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-tce"); 296a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-vio"); 297a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-splpar"); 298a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-bulk"); 299a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-set-mode"); 3006cc09e26SThomas Huth add_str(hypertas, "hcall-sprg0"); 3016cc09e26SThomas Huth add_str(hypertas, "hcall-copy"); 3026cc09e26SThomas Huth add_str(hypertas, "hcall-debug"); 303a1d59c0fSAlexey Kardashevskiy add_str(qemu_hypertas, "hcall-memop1"); 304a1d59c0fSAlexey Kardashevskiy 30553018216SPaolo Bonzini fdt = g_malloc0(FDT_MAX_SIZE); 30653018216SPaolo Bonzini _FDT((fdt_create(fdt, FDT_MAX_SIZE))); 30753018216SPaolo Bonzini 30853018216SPaolo Bonzini if (kernel_size) { 30953018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, KERNEL_LOAD_ADDR, kernel_size))); 31053018216SPaolo Bonzini } 31153018216SPaolo Bonzini if (initrd_size) { 31253018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, initrd_base, initrd_size))); 31353018216SPaolo Bonzini } 31453018216SPaolo Bonzini _FDT((fdt_finish_reservemap(fdt))); 31553018216SPaolo Bonzini 31653018216SPaolo Bonzini /* Root node */ 31753018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, ""))); 31853018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "chrp"))); 31953018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "model", "IBM pSeries (emulated by qemu)"))); 320fa388916SAnthony Liguori _FDT((fdt_property_string(fdt, "compatible", "qemu,pseries"))); 32153018216SPaolo Bonzini 322ef951443SNikunj A Dadhania /* 323ef951443SNikunj A Dadhania * Add info to guest to indentify which host is it being run on 324ef951443SNikunj A Dadhania * and what is the uuid of the guest 325ef951443SNikunj A Dadhania */ 326ef951443SNikunj A Dadhania if (kvmppc_get_host_model(&buf)) { 327ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-model", buf))); 328ef951443SNikunj A Dadhania g_free(buf); 329ef951443SNikunj A Dadhania } 330ef951443SNikunj A Dadhania if (kvmppc_get_host_serial(&buf)) { 331ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-serial", buf))); 332ef951443SNikunj A Dadhania g_free(buf); 333ef951443SNikunj A Dadhania } 334ef951443SNikunj A Dadhania 3359c5ce8dbSFam Zheng buf = qemu_uuid_unparse_strdup(&qemu_uuid); 336ef951443SNikunj A Dadhania 337ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "vm,uuid", buf))); 3383dc0a66dSAlexey Kardashevskiy if (qemu_uuid_set) { 3393dc0a66dSAlexey Kardashevskiy _FDT((fdt_property_string(fdt, "system-id", buf))); 3403dc0a66dSAlexey Kardashevskiy } 341ef951443SNikunj A Dadhania g_free(buf); 342ef951443SNikunj A Dadhania 3432c1aaa81SSam Bobroff if (qemu_get_vm_name()) { 3442c1aaa81SSam Bobroff _FDT((fdt_property_string(fdt, "ibm,partition-name", 3452c1aaa81SSam Bobroff qemu_get_vm_name()))); 3462c1aaa81SSam Bobroff } 3472c1aaa81SSam Bobroff 34853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x2))); 34953018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x2))); 35053018216SPaolo Bonzini 35153018216SPaolo Bonzini /* /chosen */ 35253018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "chosen"))); 35353018216SPaolo Bonzini 35453018216SPaolo Bonzini /* Set Form1_affinity */ 35553018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,architecture-vec-5", vec5, sizeof(vec5)))); 35653018216SPaolo Bonzini 35753018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "bootargs", kernel_cmdline))); 35853018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-start", 35953018216SPaolo Bonzini &start_prop, sizeof(start_prop)))); 36053018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-end", 36153018216SPaolo Bonzini &end_prop, sizeof(end_prop)))); 36253018216SPaolo Bonzini if (kernel_size) { 36353018216SPaolo Bonzini uint64_t kprop[2] = { cpu_to_be64(KERNEL_LOAD_ADDR), 36453018216SPaolo Bonzini cpu_to_be64(kernel_size) }; 36553018216SPaolo Bonzini 36653018216SPaolo Bonzini _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); 36716457e7fSBenjamin Herrenschmidt if (little_endian) { 36816457e7fSBenjamin Herrenschmidt _FDT((fdt_property(fdt, "qemu,boot-kernel-le", NULL, 0))); 36916457e7fSBenjamin Herrenschmidt } 37053018216SPaolo Bonzini } 371cc84c0f3SAvik Sil if (boot_menu) { 372cc84c0f3SAvik Sil _FDT((fdt_property_cell(fdt, "qemu,boot-menu", boot_menu))); 373cc84c0f3SAvik Sil } 37453018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); 37553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); 37653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth))); 37753018216SPaolo Bonzini 37853018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 37953018216SPaolo Bonzini 38053018216SPaolo Bonzini /* RTAS */ 38153018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "rtas"))); 38253018216SPaolo Bonzini 383da95324eSAlexey Kardashevskiy if (!kvm_enabled() || kvmppc_spapr_use_multitce()) { 384da95324eSAlexey Kardashevskiy add_str(hypertas, "hcall-multi-tce"); 385da95324eSAlexey Kardashevskiy } 386a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "ibm,hypertas-functions", hypertas->str, 387a1d59c0fSAlexey Kardashevskiy hypertas->len))); 388a1d59c0fSAlexey Kardashevskiy g_string_free(hypertas, TRUE); 389a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "qemu,hypertas-functions", qemu_hypertas->str, 390a1d59c0fSAlexey Kardashevskiy qemu_hypertas->len))); 391a1d59c0fSAlexey Kardashevskiy g_string_free(qemu_hypertas, TRUE); 39253018216SPaolo Bonzini 39353018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,associativity-reference-points", 39453018216SPaolo Bonzini refpoints, sizeof(refpoints)))); 39553018216SPaolo Bonzini 39653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "rtas-error-log-max", RTAS_ERROR_LOG_MAX))); 39779853e18STyrel Datwyler _FDT((fdt_property_cell(fdt, "rtas-event-scan-rate", 39879853e18STyrel Datwyler RTAS_EVENT_SCAN_RATE))); 39953018216SPaolo Bonzini 400226419d6SMichael S. Tsirkin if (msi_nonbroken) { 401a95f9922SSam Bobroff _FDT((fdt_property(fdt, "ibm,change-msix-capable", NULL, 0))); 402a95f9922SSam Bobroff } 403a95f9922SSam Bobroff 4042e14072fSNikunj A Dadhania /* 4059d632f5fSzhanghailiang * According to PAPR, rtas ibm,os-term does not guarantee a return 4062e14072fSNikunj A Dadhania * back to the guest cpu. 4072e14072fSNikunj A Dadhania * 4082e14072fSNikunj A Dadhania * While an additional ibm,extended-os-term property indicates that 4092e14072fSNikunj A Dadhania * rtas call return will always occur. Set this property. 4102e14072fSNikunj A Dadhania */ 4112e14072fSNikunj A Dadhania _FDT((fdt_property(fdt, "ibm,extended-os-term", NULL, 0))); 4122e14072fSNikunj A Dadhania 41353018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 41453018216SPaolo Bonzini 41553018216SPaolo Bonzini /* interrupt controller */ 41653018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "interrupt-controller"))); 41753018216SPaolo Bonzini 41853018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", 41953018216SPaolo Bonzini "PowerPC-External-Interrupt-Presentation"))); 42053018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,ppc-xicp"))); 42153018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 42253018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,interrupt-server-ranges", 42353018216SPaolo Bonzini interrupt_server_ranges_prop, 42453018216SPaolo Bonzini sizeof(interrupt_server_ranges_prop)))); 42553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 2))); 42653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "linux,phandle", PHANDLE_XICP))); 42753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "phandle", PHANDLE_XICP))); 42853018216SPaolo Bonzini 42953018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 43053018216SPaolo Bonzini 43153018216SPaolo Bonzini /* vdevice */ 43253018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "vdevice"))); 43353018216SPaolo Bonzini 43453018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "vdevice"))); 43553018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,vdevice"))); 43653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x1))); 43753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x0))); 43853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 0x2))); 43953018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 44053018216SPaolo Bonzini 44153018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 44253018216SPaolo Bonzini 44353018216SPaolo Bonzini /* event-sources */ 44453018216SPaolo Bonzini spapr_events_fdt_skel(fdt, epow_irq); 44553018216SPaolo Bonzini 446f7d69146SAlexander Graf /* /hypervisor node */ 447f7d69146SAlexander Graf if (kvm_enabled()) { 448f7d69146SAlexander Graf uint8_t hypercall[16]; 449f7d69146SAlexander Graf 450f7d69146SAlexander Graf /* indicate KVM hypercall interface */ 451f7d69146SAlexander Graf _FDT((fdt_begin_node(fdt, "hypervisor"))); 452f7d69146SAlexander Graf _FDT((fdt_property_string(fdt, "compatible", "linux,kvm"))); 453f7d69146SAlexander Graf if (kvmppc_has_cap_fixup_hcalls()) { 454f7d69146SAlexander Graf /* 455f7d69146SAlexander Graf * Older KVM versions with older guest kernels were broken with the 456f7d69146SAlexander Graf * magic page, don't allow the guest to map it. 457f7d69146SAlexander Graf */ 4580ddbd053SAlexey Kardashevskiy if (!kvmppc_get_hypercall(first_cpu->env_ptr, hypercall, 4590ddbd053SAlexey Kardashevskiy sizeof(hypercall))) { 460f7d69146SAlexander Graf _FDT((fdt_property(fdt, "hcall-instructions", hypercall, 461f7d69146SAlexander Graf sizeof(hypercall)))); 462f7d69146SAlexander Graf } 4630ddbd053SAlexey Kardashevskiy } 464f7d69146SAlexander Graf _FDT((fdt_end_node(fdt))); 465f7d69146SAlexander Graf } 466f7d69146SAlexander Graf 46753018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); /* close root node */ 46853018216SPaolo Bonzini _FDT((fdt_finish(fdt))); 46953018216SPaolo Bonzini 47053018216SPaolo Bonzini return fdt; 47153018216SPaolo Bonzini } 47253018216SPaolo Bonzini 47303d196b7SBharata B Rao static int spapr_populate_memory_node(void *fdt, int nodeid, hwaddr start, 47426a8c353SAlexey Kardashevskiy hwaddr size) 47526a8c353SAlexey Kardashevskiy { 47626a8c353SAlexey Kardashevskiy uint32_t associativity[] = { 47726a8c353SAlexey Kardashevskiy cpu_to_be32(0x4), /* length */ 47826a8c353SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(0x0), 479c3b4f589SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(nodeid) 48026a8c353SAlexey Kardashevskiy }; 48126a8c353SAlexey Kardashevskiy char mem_name[32]; 48226a8c353SAlexey Kardashevskiy uint64_t mem_reg_property[2]; 48326a8c353SAlexey Kardashevskiy int off; 48426a8c353SAlexey Kardashevskiy 48526a8c353SAlexey Kardashevskiy mem_reg_property[0] = cpu_to_be64(start); 48626a8c353SAlexey Kardashevskiy mem_reg_property[1] = cpu_to_be64(size); 48726a8c353SAlexey Kardashevskiy 48826a8c353SAlexey Kardashevskiy sprintf(mem_name, "memory@" TARGET_FMT_lx, start); 48926a8c353SAlexey Kardashevskiy off = fdt_add_subnode(fdt, 0, mem_name); 49026a8c353SAlexey Kardashevskiy _FDT(off); 49126a8c353SAlexey Kardashevskiy _FDT((fdt_setprop_string(fdt, off, "device_type", "memory"))); 49226a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "reg", mem_reg_property, 49326a8c353SAlexey Kardashevskiy sizeof(mem_reg_property)))); 49426a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "ibm,associativity", associativity, 49526a8c353SAlexey Kardashevskiy sizeof(associativity)))); 49603d196b7SBharata B Rao return off; 49726a8c353SAlexey Kardashevskiy } 49826a8c353SAlexey Kardashevskiy 49928e02042SDavid Gibson static int spapr_populate_memory(sPAPRMachineState *spapr, void *fdt) 50053018216SPaolo Bonzini { 501fb164994SDavid Gibson MachineState *machine = MACHINE(spapr); 5027db8a127SAlexey Kardashevskiy hwaddr mem_start, node_size; 5037db8a127SAlexey Kardashevskiy int i, nb_nodes = nb_numa_nodes; 5047db8a127SAlexey Kardashevskiy NodeInfo *nodes = numa_info; 5057db8a127SAlexey Kardashevskiy NodeInfo ramnode; 50653018216SPaolo Bonzini 5077db8a127SAlexey Kardashevskiy /* No NUMA nodes, assume there is just one node with whole RAM */ 5087db8a127SAlexey Kardashevskiy if (!nb_numa_nodes) { 5097db8a127SAlexey Kardashevskiy nb_nodes = 1; 510fb164994SDavid Gibson ramnode.node_mem = machine->ram_size; 5117db8a127SAlexey Kardashevskiy nodes = &ramnode; 5125fe269b1SPaul Mackerras } 51353018216SPaolo Bonzini 5147db8a127SAlexey Kardashevskiy for (i = 0, mem_start = 0; i < nb_nodes; ++i) { 5157db8a127SAlexey Kardashevskiy if (!nodes[i].node_mem) { 5167db8a127SAlexey Kardashevskiy continue; 51753018216SPaolo Bonzini } 518fb164994SDavid Gibson if (mem_start >= machine->ram_size) { 5195fe269b1SPaul Mackerras node_size = 0; 5205fe269b1SPaul Mackerras } else { 5217db8a127SAlexey Kardashevskiy node_size = nodes[i].node_mem; 522fb164994SDavid Gibson if (node_size > machine->ram_size - mem_start) { 523fb164994SDavid Gibson node_size = machine->ram_size - mem_start; 5245fe269b1SPaul Mackerras } 5255fe269b1SPaul Mackerras } 5267db8a127SAlexey Kardashevskiy if (!mem_start) { 5277db8a127SAlexey Kardashevskiy /* ppc_spapr_init() checks for rma_size <= node0_size already */ 528e8f986fcSBharata B Rao spapr_populate_memory_node(fdt, i, 0, spapr->rma_size); 5297db8a127SAlexey Kardashevskiy mem_start += spapr->rma_size; 5307db8a127SAlexey Kardashevskiy node_size -= spapr->rma_size; 5317db8a127SAlexey Kardashevskiy } 5326010818cSAlexey Kardashevskiy for ( ; node_size; ) { 5336010818cSAlexey Kardashevskiy hwaddr sizetmp = pow2floor(node_size); 5346010818cSAlexey Kardashevskiy 5356010818cSAlexey Kardashevskiy /* mem_start != 0 here */ 5366010818cSAlexey Kardashevskiy if (ctzl(mem_start) < ctzl(sizetmp)) { 5376010818cSAlexey Kardashevskiy sizetmp = 1ULL << ctzl(mem_start); 5386010818cSAlexey Kardashevskiy } 5396010818cSAlexey Kardashevskiy 5406010818cSAlexey Kardashevskiy spapr_populate_memory_node(fdt, i, mem_start, sizetmp); 5416010818cSAlexey Kardashevskiy node_size -= sizetmp; 5426010818cSAlexey Kardashevskiy mem_start += sizetmp; 5436010818cSAlexey Kardashevskiy } 54453018216SPaolo Bonzini } 54553018216SPaolo Bonzini 54653018216SPaolo Bonzini return 0; 54753018216SPaolo Bonzini } 54853018216SPaolo Bonzini 549230bf719SThomas Huth /* Populate the "ibm,pa-features" property */ 550230bf719SThomas Huth static void spapr_populate_pa_features(CPUPPCState *env, void *fdt, int offset) 551230bf719SThomas Huth { 552230bf719SThomas Huth uint8_t pa_features_206[] = { 6, 0, 553230bf719SThomas Huth 0xf6, 0x1f, 0xc7, 0x00, 0x80, 0xc0 }; 554230bf719SThomas Huth uint8_t pa_features_207[] = { 24, 0, 555230bf719SThomas Huth 0xf6, 0x1f, 0xc7, 0xc0, 0x80, 0xf0, 556230bf719SThomas Huth 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 557230bf719SThomas Huth 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 558*bac3bf28SThomas Huth 0x80, 0x00, 0x80, 0x00, 0x00, 0x00 }; 559230bf719SThomas Huth uint8_t *pa_features; 560230bf719SThomas Huth size_t pa_size; 561230bf719SThomas Huth 5624cbec30dSThomas Huth switch (env->mmu_model) { 5634cbec30dSThomas Huth case POWERPC_MMU_2_06: 5644cbec30dSThomas Huth case POWERPC_MMU_2_06a: 565230bf719SThomas Huth pa_features = pa_features_206; 566230bf719SThomas Huth pa_size = sizeof(pa_features_206); 5674cbec30dSThomas Huth break; 5684cbec30dSThomas Huth case POWERPC_MMU_2_07: 5694cbec30dSThomas Huth case POWERPC_MMU_2_07a: 570230bf719SThomas Huth pa_features = pa_features_207; 571230bf719SThomas Huth pa_size = sizeof(pa_features_207); 5724cbec30dSThomas Huth break; 5734cbec30dSThomas Huth default: 5744cbec30dSThomas Huth return; 575230bf719SThomas Huth } 576230bf719SThomas Huth 577230bf719SThomas Huth if (env->ci_large_pages) { 578230bf719SThomas Huth /* 579230bf719SThomas Huth * Note: we keep CI large pages off by default because a 64K capable 580230bf719SThomas Huth * guest provisioned with large pages might otherwise try to map a qemu 581230bf719SThomas Huth * framebuffer (or other kind of memory mapped PCI BAR) using 64K pages 582230bf719SThomas Huth * even if that qemu runs on a 4k host. 583230bf719SThomas Huth * We dd this bit back here if we are confident this is not an issue 584230bf719SThomas Huth */ 585230bf719SThomas Huth pa_features[3] |= 0x20; 586230bf719SThomas Huth } 587*bac3bf28SThomas Huth if (kvmppc_has_cap_htm() && pa_size > 24) { 588*bac3bf28SThomas Huth pa_features[24] |= 0x80; /* Transactional memory support */ 589*bac3bf28SThomas Huth } 590230bf719SThomas Huth 591230bf719SThomas Huth _FDT((fdt_setprop(fdt, offset, "ibm,pa-features", pa_features, pa_size))); 592230bf719SThomas Huth } 593230bf719SThomas Huth 5940da6f3feSBharata B Rao static void spapr_populate_cpu_dt(CPUState *cs, void *fdt, int offset, 5950da6f3feSBharata B Rao sPAPRMachineState *spapr) 5960da6f3feSBharata B Rao { 5970da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 5980da6f3feSBharata B Rao CPUPPCState *env = &cpu->env; 5990da6f3feSBharata B Rao PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); 6000da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 6010da6f3feSBharata B Rao uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40), 6020da6f3feSBharata B Rao 0xffffffff, 0xffffffff}; 603afd10a0fSBharata B Rao uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() 604afd10a0fSBharata B Rao : SPAPR_TIMEBASE_FREQ; 6050da6f3feSBharata B Rao uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; 6060da6f3feSBharata B Rao uint32_t page_sizes_prop[64]; 6070da6f3feSBharata B Rao size_t page_sizes_prop_size; 60822419c2aSDavid Gibson uint32_t vcpus_per_socket = smp_threads * smp_cores; 6090da6f3feSBharata B Rao uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 610af81cf32SBharata B Rao sPAPRDRConnector *drc; 611af81cf32SBharata B Rao sPAPRDRConnectorClass *drck; 612af81cf32SBharata B Rao int drc_index; 613af81cf32SBharata B Rao 614af81cf32SBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_CPU, index); 615af81cf32SBharata B Rao if (drc) { 616af81cf32SBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 617af81cf32SBharata B Rao drc_index = drck->get_index(drc); 618af81cf32SBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,my-drc-index", drc_index))); 619af81cf32SBharata B Rao } 6200da6f3feSBharata B Rao 6210da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "reg", index))); 6220da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "device_type", "cpu"))); 6230da6f3feSBharata B Rao 6240da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "cpu-version", env->spr[SPR_PVR]))); 6250da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-block-size", 6260da6f3feSBharata B Rao env->dcache_line_size))); 6270da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-line-size", 6280da6f3feSBharata B Rao env->dcache_line_size))); 6290da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-block-size", 6300da6f3feSBharata B Rao env->icache_line_size))); 6310da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-line-size", 6320da6f3feSBharata B Rao env->icache_line_size))); 6330da6f3feSBharata B Rao 6340da6f3feSBharata B Rao if (pcc->l1_dcache_size) { 6350da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-size", 6360da6f3feSBharata B Rao pcc->l1_dcache_size))); 6370da6f3feSBharata B Rao } else { 638ce9863b7SCédric Le Goater error_report("Warning: Unknown L1 dcache size for cpu"); 6390da6f3feSBharata B Rao } 6400da6f3feSBharata B Rao if (pcc->l1_icache_size) { 6410da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-size", 6420da6f3feSBharata B Rao pcc->l1_icache_size))); 6430da6f3feSBharata B Rao } else { 644ce9863b7SCédric Le Goater error_report("Warning: Unknown L1 icache size for cpu"); 6450da6f3feSBharata B Rao } 6460da6f3feSBharata B Rao 6470da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "timebase-frequency", tbfreq))); 6480da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "clock-frequency", cpufreq))); 649fd5da5c4SThomas Huth _FDT((fdt_setprop_cell(fdt, offset, "slb-size", env->slb_nr))); 6500da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,slb-size", env->slb_nr))); 6510da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "status", "okay"))); 6520da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0))); 6530da6f3feSBharata B Rao 6540da6f3feSBharata B Rao if (env->spr_cb[SPR_PURR].oea_read) { 6550da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0))); 6560da6f3feSBharata B Rao } 6570da6f3feSBharata B Rao 6580da6f3feSBharata B Rao if (env->mmu_model & POWERPC_MMU_1TSEG) { 6590da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,processor-segment-sizes", 6600da6f3feSBharata B Rao segs, sizeof(segs)))); 6610da6f3feSBharata B Rao } 6620da6f3feSBharata B Rao 6630da6f3feSBharata B Rao /* Advertise VMX/VSX (vector extensions) if available 6640da6f3feSBharata B Rao * 0 / no property == no vector extensions 6650da6f3feSBharata B Rao * 1 == VMX / Altivec available 6660da6f3feSBharata B Rao * 2 == VSX available */ 6670da6f3feSBharata B Rao if (env->insns_flags & PPC_ALTIVEC) { 6680da6f3feSBharata B Rao uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1; 6690da6f3feSBharata B Rao 6700da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", vmx))); 6710da6f3feSBharata B Rao } 6720da6f3feSBharata B Rao 6730da6f3feSBharata B Rao /* Advertise DFP (Decimal Floating Point) if available 6740da6f3feSBharata B Rao * 0 / no property == no DFP 6750da6f3feSBharata B Rao * 1 == DFP available */ 6760da6f3feSBharata B Rao if (env->insns_flags2 & PPC2_DFP) { 6770da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,dfp", 1))); 6780da6f3feSBharata B Rao } 6790da6f3feSBharata B Rao 6803654fa95SCédric Le Goater page_sizes_prop_size = ppc_create_page_sizes_prop(env, page_sizes_prop, 6810da6f3feSBharata B Rao sizeof(page_sizes_prop)); 6820da6f3feSBharata B Rao if (page_sizes_prop_size) { 6830da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,segment-page-sizes", 6840da6f3feSBharata B Rao page_sizes_prop, page_sizes_prop_size))); 6850da6f3feSBharata B Rao } 6860da6f3feSBharata B Rao 687230bf719SThomas Huth spapr_populate_pa_features(env, fdt, offset); 68890da0d5aSBenjamin Herrenschmidt 6890da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,chip-id", 69022419c2aSDavid Gibson cs->cpu_index / vcpus_per_socket))); 6910da6f3feSBharata B Rao 6920da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,pft-size", 6930da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)))); 6940da6f3feSBharata B Rao 6950da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_numa_dt(fdt, offset, cs)); 6960da6f3feSBharata B Rao 6970da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 6980da6f3feSBharata B Rao ppc_get_compat_smt_threads(cpu))); 6990da6f3feSBharata B Rao } 7000da6f3feSBharata B Rao 7010da6f3feSBharata B Rao static void spapr_populate_cpus_dt_node(void *fdt, sPAPRMachineState *spapr) 7020da6f3feSBharata B Rao { 7030da6f3feSBharata B Rao CPUState *cs; 7040da6f3feSBharata B Rao int cpus_offset; 7050da6f3feSBharata B Rao char *nodename; 7060da6f3feSBharata B Rao int smt = kvmppc_smt_threads(); 7070da6f3feSBharata B Rao 7080da6f3feSBharata B Rao cpus_offset = fdt_add_subnode(fdt, 0, "cpus"); 7090da6f3feSBharata B Rao _FDT(cpus_offset); 7100da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#address-cells", 0x1))); 7110da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#size-cells", 0x0))); 7120da6f3feSBharata B Rao 7130da6f3feSBharata B Rao /* 7140da6f3feSBharata B Rao * We walk the CPUs in reverse order to ensure that CPU DT nodes 7150da6f3feSBharata B Rao * created by fdt_add_subnode() end up in the right order in FDT 7160da6f3feSBharata B Rao * for the guest kernel the enumerate the CPUs correctly. 7170da6f3feSBharata B Rao */ 7180da6f3feSBharata B Rao CPU_FOREACH_REVERSE(cs) { 7190da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 7200da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 7210da6f3feSBharata B Rao DeviceClass *dc = DEVICE_GET_CLASS(cs); 7220da6f3feSBharata B Rao int offset; 7230da6f3feSBharata B Rao 7240da6f3feSBharata B Rao if ((index % smt) != 0) { 7250da6f3feSBharata B Rao continue; 7260da6f3feSBharata B Rao } 7270da6f3feSBharata B Rao 7280da6f3feSBharata B Rao nodename = g_strdup_printf("%s@%x", dc->fw_name, index); 7290da6f3feSBharata B Rao offset = fdt_add_subnode(fdt, cpus_offset, nodename); 7300da6f3feSBharata B Rao g_free(nodename); 7310da6f3feSBharata B Rao _FDT(offset); 7320da6f3feSBharata B Rao spapr_populate_cpu_dt(cs, fdt, offset, spapr); 7330da6f3feSBharata B Rao } 7340da6f3feSBharata B Rao 7350da6f3feSBharata B Rao } 7360da6f3feSBharata B Rao 73703d196b7SBharata B Rao /* 73803d196b7SBharata B Rao * Adds ibm,dynamic-reconfiguration-memory node. 73903d196b7SBharata B Rao * Refer to docs/specs/ppc-spapr-hotplug.txt for the documentation 74003d196b7SBharata B Rao * of this device tree node. 74103d196b7SBharata B Rao */ 74203d196b7SBharata B Rao static int spapr_populate_drconf_memory(sPAPRMachineState *spapr, void *fdt) 74303d196b7SBharata B Rao { 74403d196b7SBharata B Rao MachineState *machine = MACHINE(spapr); 74503d196b7SBharata B Rao int ret, i, offset; 74603d196b7SBharata B Rao uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 74703d196b7SBharata B Rao uint32_t prop_lmb_size[] = {0, cpu_to_be32(lmb_size)}; 748d0e5a8f2SBharata B Rao uint32_t hotplug_lmb_start = spapr->hotplug_memory.base / lmb_size; 749d0e5a8f2SBharata B Rao uint32_t nr_lmbs = (spapr->hotplug_memory.base + 750d0e5a8f2SBharata B Rao memory_region_size(&spapr->hotplug_memory.mr)) / 751d0e5a8f2SBharata B Rao lmb_size; 75203d196b7SBharata B Rao uint32_t *int_buf, *cur_index, buf_len; 7536663864eSBharata B Rao int nr_nodes = nb_numa_nodes ? nb_numa_nodes : 1; 75403d196b7SBharata B Rao 755ef001f06SThomas Huth /* 756d0e5a8f2SBharata B Rao * Don't create the node if there is no hotpluggable memory 75716c25aefSBharata B Rao */ 758d0e5a8f2SBharata B Rao if (machine->ram_size == machine->maxram_size) { 75916c25aefSBharata B Rao return 0; 76016c25aefSBharata B Rao } 76116c25aefSBharata B Rao 76216c25aefSBharata B Rao /* 763ef001f06SThomas Huth * Allocate enough buffer size to fit in ibm,dynamic-memory 764ef001f06SThomas Huth * or ibm,associativity-lookup-arrays 765ef001f06SThomas Huth */ 766ef001f06SThomas Huth buf_len = MAX(nr_lmbs * SPAPR_DR_LMB_LIST_ENTRY_SIZE + 1, nr_nodes * 4 + 2) 767ef001f06SThomas Huth * sizeof(uint32_t); 76803d196b7SBharata B Rao cur_index = int_buf = g_malloc0(buf_len); 76903d196b7SBharata B Rao 77003d196b7SBharata B Rao offset = fdt_add_subnode(fdt, 0, "ibm,dynamic-reconfiguration-memory"); 77103d196b7SBharata B Rao 77203d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,lmb-size", prop_lmb_size, 77303d196b7SBharata B Rao sizeof(prop_lmb_size)); 77403d196b7SBharata B Rao if (ret < 0) { 77503d196b7SBharata B Rao goto out; 77603d196b7SBharata B Rao } 77703d196b7SBharata B Rao 77803d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-flags-mask", 0xff); 77903d196b7SBharata B Rao if (ret < 0) { 78003d196b7SBharata B Rao goto out; 78103d196b7SBharata B Rao } 78203d196b7SBharata B Rao 78303d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-preservation-time", 0x0); 78403d196b7SBharata B Rao if (ret < 0) { 78503d196b7SBharata B Rao goto out; 78603d196b7SBharata B Rao } 78703d196b7SBharata B Rao 78803d196b7SBharata B Rao /* ibm,dynamic-memory */ 78903d196b7SBharata B Rao int_buf[0] = cpu_to_be32(nr_lmbs); 79003d196b7SBharata B Rao cur_index++; 79103d196b7SBharata B Rao for (i = 0; i < nr_lmbs; i++) { 792d0e5a8f2SBharata B Rao uint64_t addr = i * lmb_size; 79303d196b7SBharata B Rao uint32_t *dynamic_memory = cur_index; 79403d196b7SBharata B Rao 795d0e5a8f2SBharata B Rao if (i >= hotplug_lmb_start) { 796d0e5a8f2SBharata B Rao sPAPRDRConnector *drc; 797d0e5a8f2SBharata B Rao sPAPRDRConnectorClass *drck; 798d0e5a8f2SBharata B Rao 799d0e5a8f2SBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, i); 80003d196b7SBharata B Rao g_assert(drc); 80103d196b7SBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 80203d196b7SBharata B Rao 80303d196b7SBharata B Rao dynamic_memory[0] = cpu_to_be32(addr >> 32); 80403d196b7SBharata B Rao dynamic_memory[1] = cpu_to_be32(addr & 0xffffffff); 80503d196b7SBharata B Rao dynamic_memory[2] = cpu_to_be32(drck->get_index(drc)); 80603d196b7SBharata B Rao dynamic_memory[3] = cpu_to_be32(0); /* reserved */ 80703d196b7SBharata B Rao dynamic_memory[4] = cpu_to_be32(numa_get_node(addr, NULL)); 808d0e5a8f2SBharata B Rao if (memory_region_present(get_system_memory(), addr)) { 80903d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(SPAPR_LMB_FLAGS_ASSIGNED); 81003d196b7SBharata B Rao } else { 81103d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(0); 81203d196b7SBharata B Rao } 813d0e5a8f2SBharata B Rao } else { 814d0e5a8f2SBharata B Rao /* 815d0e5a8f2SBharata B Rao * LMB information for RMA, boot time RAM and gap b/n RAM and 816d0e5a8f2SBharata B Rao * hotplug memory region -- all these are marked as reserved 817d0e5a8f2SBharata B Rao * and as having no valid DRC. 818d0e5a8f2SBharata B Rao */ 819d0e5a8f2SBharata B Rao dynamic_memory[0] = cpu_to_be32(addr >> 32); 820d0e5a8f2SBharata B Rao dynamic_memory[1] = cpu_to_be32(addr & 0xffffffff); 821d0e5a8f2SBharata B Rao dynamic_memory[2] = cpu_to_be32(0); 822d0e5a8f2SBharata B Rao dynamic_memory[3] = cpu_to_be32(0); /* reserved */ 823d0e5a8f2SBharata B Rao dynamic_memory[4] = cpu_to_be32(-1); 824d0e5a8f2SBharata B Rao dynamic_memory[5] = cpu_to_be32(SPAPR_LMB_FLAGS_RESERVED | 825d0e5a8f2SBharata B Rao SPAPR_LMB_FLAGS_DRC_INVALID); 826d0e5a8f2SBharata B Rao } 82703d196b7SBharata B Rao 82803d196b7SBharata B Rao cur_index += SPAPR_DR_LMB_LIST_ENTRY_SIZE; 82903d196b7SBharata B Rao } 83003d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,dynamic-memory", int_buf, buf_len); 83103d196b7SBharata B Rao if (ret < 0) { 83203d196b7SBharata B Rao goto out; 83303d196b7SBharata B Rao } 83403d196b7SBharata B Rao 83503d196b7SBharata B Rao /* ibm,associativity-lookup-arrays */ 83603d196b7SBharata B Rao cur_index = int_buf; 8376663864eSBharata B Rao int_buf[0] = cpu_to_be32(nr_nodes); 83803d196b7SBharata B Rao int_buf[1] = cpu_to_be32(4); /* Number of entries per associativity list */ 83903d196b7SBharata B Rao cur_index += 2; 8406663864eSBharata B Rao for (i = 0; i < nr_nodes; i++) { 84103d196b7SBharata B Rao uint32_t associativity[] = { 84203d196b7SBharata B Rao cpu_to_be32(0x0), 84303d196b7SBharata B Rao cpu_to_be32(0x0), 84403d196b7SBharata B Rao cpu_to_be32(0x0), 84503d196b7SBharata B Rao cpu_to_be32(i) 84603d196b7SBharata B Rao }; 84703d196b7SBharata B Rao memcpy(cur_index, associativity, sizeof(associativity)); 84803d196b7SBharata B Rao cur_index += 4; 84903d196b7SBharata B Rao } 85003d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity-lookup-arrays", int_buf, 85103d196b7SBharata B Rao (cur_index - int_buf) * sizeof(uint32_t)); 85203d196b7SBharata B Rao out: 85303d196b7SBharata B Rao g_free(int_buf); 85403d196b7SBharata B Rao return ret; 85503d196b7SBharata B Rao } 85603d196b7SBharata B Rao 85703d196b7SBharata B Rao int spapr_h_cas_compose_response(sPAPRMachineState *spapr, 85803d196b7SBharata B Rao target_ulong addr, target_ulong size, 85903d196b7SBharata B Rao bool cpu_update, bool memory_update) 86003d196b7SBharata B Rao { 86103d196b7SBharata B Rao void *fdt, *fdt_skel; 86203d196b7SBharata B Rao sPAPRDeviceTreeUpdateHeader hdr = { .version_id = 1 }; 86303d196b7SBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 86403d196b7SBharata B Rao 86503d196b7SBharata B Rao size -= sizeof(hdr); 86603d196b7SBharata B Rao 86703d196b7SBharata B Rao /* Create sceleton */ 86803d196b7SBharata B Rao fdt_skel = g_malloc0(size); 86903d196b7SBharata B Rao _FDT((fdt_create(fdt_skel, size))); 87003d196b7SBharata B Rao _FDT((fdt_begin_node(fdt_skel, ""))); 87103d196b7SBharata B Rao _FDT((fdt_end_node(fdt_skel))); 87203d196b7SBharata B Rao _FDT((fdt_finish(fdt_skel))); 87303d196b7SBharata B Rao fdt = g_malloc0(size); 87403d196b7SBharata B Rao _FDT((fdt_open_into(fdt_skel, fdt, size))); 87503d196b7SBharata B Rao g_free(fdt_skel); 87603d196b7SBharata B Rao 87703d196b7SBharata B Rao /* Fixup cpu nodes */ 87803d196b7SBharata B Rao if (cpu_update) { 87903d196b7SBharata B Rao _FDT((spapr_fixup_cpu_dt(fdt, spapr))); 88003d196b7SBharata B Rao } 88103d196b7SBharata B Rao 88216c25aefSBharata B Rao /* Generate ibm,dynamic-reconfiguration-memory node if required */ 88303d196b7SBharata B Rao if (memory_update && smc->dr_lmb_enabled) { 88403d196b7SBharata B Rao _FDT((spapr_populate_drconf_memory(spapr, fdt))); 88503d196b7SBharata B Rao } 88603d196b7SBharata B Rao 88703d196b7SBharata B Rao /* Pack resulting tree */ 88803d196b7SBharata B Rao _FDT((fdt_pack(fdt))); 88903d196b7SBharata B Rao 89003d196b7SBharata B Rao if (fdt_totalsize(fdt) + sizeof(hdr) > size) { 89103d196b7SBharata B Rao trace_spapr_cas_failed(size); 89203d196b7SBharata B Rao return -1; 89303d196b7SBharata B Rao } 89403d196b7SBharata B Rao 89503d196b7SBharata B Rao cpu_physical_memory_write(addr, &hdr, sizeof(hdr)); 89603d196b7SBharata B Rao cpu_physical_memory_write(addr + sizeof(hdr), fdt, fdt_totalsize(fdt)); 89703d196b7SBharata B Rao trace_spapr_cas_continue(fdt_totalsize(fdt) + sizeof(hdr)); 89803d196b7SBharata B Rao g_free(fdt); 89903d196b7SBharata B Rao 90003d196b7SBharata B Rao return 0; 90103d196b7SBharata B Rao } 90203d196b7SBharata B Rao 90328e02042SDavid Gibson static void spapr_finalize_fdt(sPAPRMachineState *spapr, 90453018216SPaolo Bonzini hwaddr fdt_addr, 90553018216SPaolo Bonzini hwaddr rtas_addr, 90653018216SPaolo Bonzini hwaddr rtas_size) 90753018216SPaolo Bonzini { 9085b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 9093c0c47e3SDavid Gibson MachineClass *mc = MACHINE_GET_CLASS(machine); 910c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 9115b2128d2SAlexander Graf const char *boot_device = machine->boot_order; 91271461b0fSAlexey Kardashevskiy int ret, i; 91371461b0fSAlexey Kardashevskiy size_t cb = 0; 91471461b0fSAlexey Kardashevskiy char *bootlist; 91553018216SPaolo Bonzini void *fdt; 91653018216SPaolo Bonzini sPAPRPHBState *phb; 91753018216SPaolo Bonzini 91853018216SPaolo Bonzini fdt = g_malloc(FDT_MAX_SIZE); 91953018216SPaolo Bonzini 92053018216SPaolo Bonzini /* open out the base tree into a temp buffer for the final tweaks */ 92153018216SPaolo Bonzini _FDT((fdt_open_into(spapr->fdt_skel, fdt, FDT_MAX_SIZE))); 92253018216SPaolo Bonzini 923e8f986fcSBharata B Rao ret = spapr_populate_memory(spapr, fdt); 924e8f986fcSBharata B Rao if (ret < 0) { 925ce9863b7SCédric Le Goater error_report("couldn't setup memory nodes in fdt"); 926e8f986fcSBharata B Rao exit(1); 92753018216SPaolo Bonzini } 92853018216SPaolo Bonzini 92953018216SPaolo Bonzini ret = spapr_populate_vdevice(spapr->vio_bus, fdt); 93053018216SPaolo Bonzini if (ret < 0) { 931ce9863b7SCédric Le Goater error_report("couldn't setup vio devices in fdt"); 93253018216SPaolo Bonzini exit(1); 93353018216SPaolo Bonzini } 93453018216SPaolo Bonzini 9354d9392beSThomas Huth if (object_resolve_path_type("", TYPE_SPAPR_RNG, NULL)) { 9364d9392beSThomas Huth ret = spapr_rng_populate_dt(fdt); 9374d9392beSThomas Huth if (ret < 0) { 938ce9863b7SCédric Le Goater error_report("could not set up rng device in the fdt"); 9394d9392beSThomas Huth exit(1); 9404d9392beSThomas Huth } 9414d9392beSThomas Huth } 9424d9392beSThomas Huth 94353018216SPaolo Bonzini QLIST_FOREACH(phb, &spapr->phbs, list) { 94453018216SPaolo Bonzini ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt); 94553018216SPaolo Bonzini if (ret < 0) { 946da34fed7SThomas Huth error_report("couldn't setup PCI devices in fdt"); 94753018216SPaolo Bonzini exit(1); 94853018216SPaolo Bonzini } 949da34fed7SThomas Huth } 95053018216SPaolo Bonzini 95153018216SPaolo Bonzini /* RTAS */ 95253018216SPaolo Bonzini ret = spapr_rtas_device_tree_setup(fdt, rtas_addr, rtas_size); 95353018216SPaolo Bonzini if (ret < 0) { 954ce9863b7SCédric Le Goater error_report("Couldn't set up RTAS device tree properties"); 95553018216SPaolo Bonzini } 95653018216SPaolo Bonzini 9570da6f3feSBharata B Rao /* cpus */ 9580da6f3feSBharata B Rao spapr_populate_cpus_dt_node(fdt, spapr); 95953018216SPaolo Bonzini 96071461b0fSAlexey Kardashevskiy bootlist = get_boot_devices_list(&cb, true); 96171461b0fSAlexey Kardashevskiy if (cb && bootlist) { 96271461b0fSAlexey Kardashevskiy int offset = fdt_path_offset(fdt, "/chosen"); 96371461b0fSAlexey Kardashevskiy if (offset < 0) { 96471461b0fSAlexey Kardashevskiy exit(1); 96571461b0fSAlexey Kardashevskiy } 96671461b0fSAlexey Kardashevskiy for (i = 0; i < cb; i++) { 96771461b0fSAlexey Kardashevskiy if (bootlist[i] == '\n') { 96871461b0fSAlexey Kardashevskiy bootlist[i] = ' '; 96971461b0fSAlexey Kardashevskiy } 97071461b0fSAlexey Kardashevskiy 97171461b0fSAlexey Kardashevskiy } 97271461b0fSAlexey Kardashevskiy ret = fdt_setprop_string(fdt, offset, "qemu,boot-list", bootlist); 97371461b0fSAlexey Kardashevskiy } 97471461b0fSAlexey Kardashevskiy 9755b2128d2SAlexander Graf if (boot_device && strlen(boot_device)) { 9765b2128d2SAlexander Graf int offset = fdt_path_offset(fdt, "/chosen"); 9775b2128d2SAlexander Graf 9785b2128d2SAlexander Graf if (offset < 0) { 9795b2128d2SAlexander Graf exit(1); 9805b2128d2SAlexander Graf } 9815b2128d2SAlexander Graf fdt_setprop_string(fdt, offset, "qemu,boot-device", boot_device); 9825b2128d2SAlexander Graf } 9835b2128d2SAlexander Graf 98453018216SPaolo Bonzini if (!spapr->has_graphics) { 98553018216SPaolo Bonzini spapr_populate_chosen_stdout(fdt, spapr->vio_bus); 98653018216SPaolo Bonzini } 98753018216SPaolo Bonzini 988c20d332aSBharata B Rao if (smc->dr_lmb_enabled) { 989c20d332aSBharata B Rao _FDT(spapr_drc_populate_dt(fdt, 0, NULL, SPAPR_DR_CONNECTOR_TYPE_LMB)); 990c20d332aSBharata B Rao } 991c20d332aSBharata B Rao 9923c0c47e3SDavid Gibson if (mc->query_hotpluggable_cpus) { 993af81cf32SBharata B Rao int offset = fdt_path_offset(fdt, "/cpus"); 994af81cf32SBharata B Rao ret = spapr_drc_populate_dt(fdt, offset, NULL, 995af81cf32SBharata B Rao SPAPR_DR_CONNECTOR_TYPE_CPU); 996af81cf32SBharata B Rao if (ret < 0) { 997af81cf32SBharata B Rao error_report("Couldn't set up CPU DR device tree properties"); 998af81cf32SBharata B Rao exit(1); 999af81cf32SBharata B Rao } 1000af81cf32SBharata B Rao } 1001af81cf32SBharata B Rao 100253018216SPaolo Bonzini _FDT((fdt_pack(fdt))); 100353018216SPaolo Bonzini 100453018216SPaolo Bonzini if (fdt_totalsize(fdt) > FDT_MAX_SIZE) { 1005730fce59SThomas Huth error_report("FDT too big ! 0x%x bytes (max is 0x%x)", 100653018216SPaolo Bonzini fdt_totalsize(fdt), FDT_MAX_SIZE); 100753018216SPaolo Bonzini exit(1); 100853018216SPaolo Bonzini } 100953018216SPaolo Bonzini 1010ad440b4aSAndrew Jones qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt)); 101153018216SPaolo Bonzini cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt)); 101253018216SPaolo Bonzini 1013a21a7a70SGonglei g_free(bootlist); 101453018216SPaolo Bonzini g_free(fdt); 101553018216SPaolo Bonzini } 101653018216SPaolo Bonzini 101753018216SPaolo Bonzini static uint64_t translate_kernel_address(void *opaque, uint64_t addr) 101853018216SPaolo Bonzini { 101953018216SPaolo Bonzini return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; 102053018216SPaolo Bonzini } 102153018216SPaolo Bonzini 102253018216SPaolo Bonzini static void emulate_spapr_hypercall(PowerPCCPU *cpu) 102353018216SPaolo Bonzini { 102453018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 102553018216SPaolo Bonzini 102653018216SPaolo Bonzini if (msr_pr) { 102753018216SPaolo Bonzini hcall_dprintf("Hypercall made with MSR[PR]=1\n"); 102853018216SPaolo Bonzini env->gpr[3] = H_PRIVILEGE; 102953018216SPaolo Bonzini } else { 103053018216SPaolo Bonzini env->gpr[3] = spapr_hypercall(cpu, env->gpr[3], &env->gpr[4]); 103153018216SPaolo Bonzini } 103253018216SPaolo Bonzini } 103353018216SPaolo Bonzini 1034e6b8fd24SSamuel Mendoza-Jonas #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) 1035e6b8fd24SSamuel Mendoza-Jonas #define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) 1036e6b8fd24SSamuel Mendoza-Jonas #define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) 1037e6b8fd24SSamuel Mendoza-Jonas #define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY)) 1038e6b8fd24SSamuel Mendoza-Jonas #define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= tswap64(HPTE64_V_HPTE_DIRTY)) 1039e6b8fd24SSamuel Mendoza-Jonas 1040715c5407SDavid Gibson /* 1041715c5407SDavid Gibson * Get the fd to access the kernel htab, re-opening it if necessary 1042715c5407SDavid Gibson */ 1043715c5407SDavid Gibson static int get_htab_fd(sPAPRMachineState *spapr) 1044715c5407SDavid Gibson { 1045715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1046715c5407SDavid Gibson return spapr->htab_fd; 1047715c5407SDavid Gibson } 1048715c5407SDavid Gibson 1049715c5407SDavid Gibson spapr->htab_fd = kvmppc_get_htab_fd(false); 1050715c5407SDavid Gibson if (spapr->htab_fd < 0) { 1051715c5407SDavid Gibson error_report("Unable to open fd for reading hash table from KVM: %s", 1052715c5407SDavid Gibson strerror(errno)); 1053715c5407SDavid Gibson } 1054715c5407SDavid Gibson 1055715c5407SDavid Gibson return spapr->htab_fd; 1056715c5407SDavid Gibson } 1057715c5407SDavid Gibson 1058715c5407SDavid Gibson static void close_htab_fd(sPAPRMachineState *spapr) 1059715c5407SDavid Gibson { 1060715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1061715c5407SDavid Gibson close(spapr->htab_fd); 1062715c5407SDavid Gibson } 1063715c5407SDavid Gibson spapr->htab_fd = -1; 1064715c5407SDavid Gibson } 1065715c5407SDavid Gibson 10668dfe8e7fSDavid Gibson static int spapr_hpt_shift_for_ramsize(uint64_t ramsize) 10678dfe8e7fSDavid Gibson { 10688dfe8e7fSDavid Gibson int shift; 10698dfe8e7fSDavid Gibson 10708dfe8e7fSDavid Gibson /* We aim for a hash table of size 1/128 the size of RAM (rounded 10718dfe8e7fSDavid Gibson * up). The PAPR recommendation is actually 1/64 of RAM size, but 10728dfe8e7fSDavid Gibson * that's much more than is needed for Linux guests */ 10738dfe8e7fSDavid Gibson shift = ctz64(pow2ceil(ramsize)) - 7; 10748dfe8e7fSDavid Gibson shift = MAX(shift, 18); /* Minimum architected size */ 10758dfe8e7fSDavid Gibson shift = MIN(shift, 46); /* Maximum architected size */ 10768dfe8e7fSDavid Gibson return shift; 10778dfe8e7fSDavid Gibson } 10788dfe8e7fSDavid Gibson 1079c5f54f3eSDavid Gibson static void spapr_reallocate_hpt(sPAPRMachineState *spapr, int shift, 1080c5f54f3eSDavid Gibson Error **errp) 108153018216SPaolo Bonzini { 1082c5f54f3eSDavid Gibson long rc; 108353018216SPaolo Bonzini 1084c5f54f3eSDavid Gibson /* Clean up any HPT info from a previous boot */ 1085c5f54f3eSDavid Gibson g_free(spapr->htab); 1086c5f54f3eSDavid Gibson spapr->htab = NULL; 1087c5f54f3eSDavid Gibson spapr->htab_shift = 0; 1088c5f54f3eSDavid Gibson close_htab_fd(spapr); 108953018216SPaolo Bonzini 1090c5f54f3eSDavid Gibson rc = kvmppc_reset_htab(shift); 1091c5f54f3eSDavid Gibson if (rc < 0) { 1092c5f54f3eSDavid Gibson /* kernel-side HPT needed, but couldn't allocate one */ 1093c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1094c5f54f3eSDavid Gibson "Failed to allocate KVM HPT of order %d (try smaller maxmem?)", 1095c5f54f3eSDavid Gibson shift); 1096c5f54f3eSDavid Gibson /* This is almost certainly fatal, but if the caller really 1097c5f54f3eSDavid Gibson * wants to carry on with shift == 0, it's welcome to try */ 1098c5f54f3eSDavid Gibson } else if (rc > 0) { 1099c5f54f3eSDavid Gibson /* kernel-side HPT allocated */ 1100c5f54f3eSDavid Gibson if (rc != shift) { 1101c5f54f3eSDavid Gibson error_setg(errp, 1102c5f54f3eSDavid Gibson "Requested order %d HPT, but kernel allocated order %ld (try smaller maxmem?)", 1103c5f54f3eSDavid Gibson shift, rc); 11047735fedaSBharata B Rao } 11057735fedaSBharata B Rao 110653018216SPaolo Bonzini spapr->htab_shift = shift; 1107c18ad9a5SDavid Gibson spapr->htab = NULL; 1108b817772aSBharata B Rao } else { 1109c5f54f3eSDavid Gibson /* kernel-side HPT not needed, allocate in userspace instead */ 1110c5f54f3eSDavid Gibson size_t size = 1ULL << shift; 1111c5f54f3eSDavid Gibson int i; 111201a57972SSamuel Mendoza-Jonas 1113c5f54f3eSDavid Gibson spapr->htab = qemu_memalign(size, size); 1114c5f54f3eSDavid Gibson if (!spapr->htab) { 1115c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1116c5f54f3eSDavid Gibson "Could not allocate HPT of order %d", shift); 1117c5f54f3eSDavid Gibson return; 1118b817772aSBharata B Rao } 1119b817772aSBharata B Rao 1120c5f54f3eSDavid Gibson memset(spapr->htab, 0, size); 1121c5f54f3eSDavid Gibson spapr->htab_shift = shift; 1122b817772aSBharata B Rao 1123c5f54f3eSDavid Gibson for (i = 0; i < size / HASH_PTE_SIZE_64; i++) { 1124c5f54f3eSDavid Gibson DIRTY_HPTE(HPTE(spapr->htab, i)); 11257735fedaSBharata B Rao } 112653018216SPaolo Bonzini } 112753018216SPaolo Bonzini } 112853018216SPaolo Bonzini 11294f01a637SDavid Gibson static void find_unknown_sysbus_device(SysBusDevice *sbdev, void *opaque) 11309e3f9733SAlexander Graf { 11319e3f9733SAlexander Graf bool matched = false; 11329e3f9733SAlexander Graf 11339e3f9733SAlexander Graf if (object_dynamic_cast(OBJECT(sbdev), TYPE_SPAPR_PCI_HOST_BRIDGE)) { 11349e3f9733SAlexander Graf matched = true; 11359e3f9733SAlexander Graf } 11369e3f9733SAlexander Graf 11379e3f9733SAlexander Graf if (!matched) { 11389e3f9733SAlexander Graf error_report("Device %s is not supported by this machine yet.", 11399e3f9733SAlexander Graf qdev_fw_name(DEVICE(sbdev))); 11409e3f9733SAlexander Graf exit(1); 11419e3f9733SAlexander Graf } 11429e3f9733SAlexander Graf } 11439e3f9733SAlexander Graf 114453018216SPaolo Bonzini static void ppc_spapr_reset(void) 114553018216SPaolo Bonzini { 1146c5f54f3eSDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 1147c5f54f3eSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 1148182735efSAndreas Färber PowerPCCPU *first_ppc_cpu; 1149b7d1f77aSBenjamin Herrenschmidt uint32_t rtas_limit; 1150259186a7SAndreas Färber 11519e3f9733SAlexander Graf /* Check for unknown sysbus devices */ 11529e3f9733SAlexander Graf foreach_dynamic_sysbus_device(find_unknown_sysbus_device, NULL); 11539e3f9733SAlexander Graf 1154c5f54f3eSDavid Gibson /* Allocate and/or reset the hash page table */ 1155c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, 1156c5f54f3eSDavid Gibson spapr_hpt_shift_for_ramsize(machine->maxram_size), 1157c5f54f3eSDavid Gibson &error_fatal); 1158c5f54f3eSDavid Gibson 1159c5f54f3eSDavid Gibson /* Update the RMA size if necessary */ 1160c5f54f3eSDavid Gibson if (spapr->vrma_adjust) { 1161c5f54f3eSDavid Gibson spapr->rma_size = kvmppc_rma_size(spapr_node0_size(), 1162c5f54f3eSDavid Gibson spapr->htab_shift); 1163c5f54f3eSDavid Gibson } 116453018216SPaolo Bonzini 116553018216SPaolo Bonzini qemu_devices_reset(); 116653018216SPaolo Bonzini 1167b7d1f77aSBenjamin Herrenschmidt /* 1168b7d1f77aSBenjamin Herrenschmidt * We place the device tree and RTAS just below either the top of the RMA, 1169b7d1f77aSBenjamin Herrenschmidt * or just below 2GB, whichever is lowere, so that it can be 1170b7d1f77aSBenjamin Herrenschmidt * processed with 32-bit real mode code if necessary 1171b7d1f77aSBenjamin Herrenschmidt */ 1172b7d1f77aSBenjamin Herrenschmidt rtas_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR); 1173b7d1f77aSBenjamin Herrenschmidt spapr->rtas_addr = rtas_limit - RTAS_MAX_SIZE; 1174b7d1f77aSBenjamin Herrenschmidt spapr->fdt_addr = spapr->rtas_addr - FDT_MAX_SIZE; 1175b7d1f77aSBenjamin Herrenschmidt 117653018216SPaolo Bonzini /* Load the fdt */ 117753018216SPaolo Bonzini spapr_finalize_fdt(spapr, spapr->fdt_addr, spapr->rtas_addr, 117853018216SPaolo Bonzini spapr->rtas_size); 117953018216SPaolo Bonzini 1180b7d1f77aSBenjamin Herrenschmidt /* Copy RTAS over */ 1181b7d1f77aSBenjamin Herrenschmidt cpu_physical_memory_write(spapr->rtas_addr, spapr->rtas_blob, 1182b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size); 1183b7d1f77aSBenjamin Herrenschmidt 118453018216SPaolo Bonzini /* Set up the entry state */ 1185182735efSAndreas Färber first_ppc_cpu = POWERPC_CPU(first_cpu); 1186182735efSAndreas Färber first_ppc_cpu->env.gpr[3] = spapr->fdt_addr; 1187182735efSAndreas Färber first_ppc_cpu->env.gpr[5] = 0; 1188182735efSAndreas Färber first_cpu->halted = 0; 11891b718907SDavid Gibson first_ppc_cpu->env.nip = SPAPR_ENTRY_POINT; 119053018216SPaolo Bonzini 119153018216SPaolo Bonzini } 119253018216SPaolo Bonzini 119328e02042SDavid Gibson static void spapr_create_nvram(sPAPRMachineState *spapr) 119453018216SPaolo Bonzini { 11952ff3de68SMarkus Armbruster DeviceState *dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram"); 11963978b863SPaolo Bonzini DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0); 119753018216SPaolo Bonzini 11983978b863SPaolo Bonzini if (dinfo) { 11996231a6daSMarkus Armbruster qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(dinfo), 12006231a6daSMarkus Armbruster &error_fatal); 120153018216SPaolo Bonzini } 120253018216SPaolo Bonzini 120353018216SPaolo Bonzini qdev_init_nofail(dev); 120453018216SPaolo Bonzini 120553018216SPaolo Bonzini spapr->nvram = (struct sPAPRNVRAM *)dev; 120653018216SPaolo Bonzini } 120753018216SPaolo Bonzini 120828e02042SDavid Gibson static void spapr_rtc_create(sPAPRMachineState *spapr) 120928df36a1SDavid Gibson { 121028df36a1SDavid Gibson DeviceState *dev = qdev_create(NULL, TYPE_SPAPR_RTC); 121128df36a1SDavid Gibson 121228df36a1SDavid Gibson qdev_init_nofail(dev); 121328df36a1SDavid Gibson spapr->rtc = dev; 121474e5ae28SDavid Gibson 121574e5ae28SDavid Gibson object_property_add_alias(qdev_get_machine(), "rtc-time", 121674e5ae28SDavid Gibson OBJECT(spapr->rtc), "date", NULL); 121728df36a1SDavid Gibson } 121828df36a1SDavid Gibson 121953018216SPaolo Bonzini /* Returns whether we want to use VGA or not */ 122014c6a894SDavid Gibson static bool spapr_vga_init(PCIBus *pci_bus, Error **errp) 122153018216SPaolo Bonzini { 122253018216SPaolo Bonzini switch (vga_interface_type) { 122353018216SPaolo Bonzini case VGA_NONE: 12247effdaa3SMark Wu return false; 12257effdaa3SMark Wu case VGA_DEVICE: 12267effdaa3SMark Wu return true; 122753018216SPaolo Bonzini case VGA_STD: 1228b798c190SBenjamin Herrenschmidt case VGA_VIRTIO: 122953018216SPaolo Bonzini return pci_vga_init(pci_bus) != NULL; 123053018216SPaolo Bonzini default: 123114c6a894SDavid Gibson error_setg(errp, 123214c6a894SDavid Gibson "Unsupported VGA mode, only -vga std or -vga virtio is supported"); 123314c6a894SDavid Gibson return false; 123453018216SPaolo Bonzini } 123553018216SPaolo Bonzini } 123653018216SPaolo Bonzini 1237880ae7deSDavid Gibson static int spapr_post_load(void *opaque, int version_id) 1238880ae7deSDavid Gibson { 123928e02042SDavid Gibson sPAPRMachineState *spapr = (sPAPRMachineState *)opaque; 1240880ae7deSDavid Gibson int err = 0; 1241880ae7deSDavid Gibson 1242631b22eaSStefan Weil /* In earlier versions, there was no separate qdev for the PAPR 1243880ae7deSDavid Gibson * RTC, so the RTC offset was stored directly in sPAPREnvironment. 1244880ae7deSDavid Gibson * So when migrating from those versions, poke the incoming offset 1245880ae7deSDavid Gibson * value into the RTC device */ 1246880ae7deSDavid Gibson if (version_id < 3) { 1247880ae7deSDavid Gibson err = spapr_rtc_import_offset(spapr->rtc, spapr->rtc_offset); 1248880ae7deSDavid Gibson } 1249880ae7deSDavid Gibson 1250880ae7deSDavid Gibson return err; 1251880ae7deSDavid Gibson } 1252880ae7deSDavid Gibson 1253880ae7deSDavid Gibson static bool version_before_3(void *opaque, int version_id) 1254880ae7deSDavid Gibson { 1255880ae7deSDavid Gibson return version_id < 3; 1256880ae7deSDavid Gibson } 1257880ae7deSDavid Gibson 12584be21d56SDavid Gibson static const VMStateDescription vmstate_spapr = { 12594be21d56SDavid Gibson .name = "spapr", 1260880ae7deSDavid Gibson .version_id = 3, 12614be21d56SDavid Gibson .minimum_version_id = 1, 1262880ae7deSDavid Gibson .post_load = spapr_post_load, 12634be21d56SDavid Gibson .fields = (VMStateField[]) { 1264880ae7deSDavid Gibson /* used to be @next_irq */ 1265880ae7deSDavid Gibson VMSTATE_UNUSED_BUFFER(version_before_3, 0, 4), 12664be21d56SDavid Gibson 12674be21d56SDavid Gibson /* RTC offset */ 126828e02042SDavid Gibson VMSTATE_UINT64_TEST(rtc_offset, sPAPRMachineState, version_before_3), 1269880ae7deSDavid Gibson 127028e02042SDavid Gibson VMSTATE_PPC_TIMEBASE_V(tb, sPAPRMachineState, 2), 12714be21d56SDavid Gibson VMSTATE_END_OF_LIST() 12724be21d56SDavid Gibson }, 12734be21d56SDavid Gibson }; 12744be21d56SDavid Gibson 12754be21d56SDavid Gibson static int htab_save_setup(QEMUFile *f, void *opaque) 12764be21d56SDavid Gibson { 127728e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 12784be21d56SDavid Gibson 12794be21d56SDavid Gibson /* "Iteration" header */ 12804be21d56SDavid Gibson qemu_put_be32(f, spapr->htab_shift); 12814be21d56SDavid Gibson 1282e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 1283e68cb8b4SAlexey Kardashevskiy spapr->htab_save_index = 0; 1284e68cb8b4SAlexey Kardashevskiy spapr->htab_first_pass = true; 1285e68cb8b4SAlexey Kardashevskiy } else { 1286e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 12874be21d56SDavid Gibson } 12884be21d56SDavid Gibson 1289e68cb8b4SAlexey Kardashevskiy 1290e68cb8b4SAlexey Kardashevskiy return 0; 1291e68cb8b4SAlexey Kardashevskiy } 12924be21d56SDavid Gibson 129328e02042SDavid Gibson static void htab_save_first_pass(QEMUFile *f, sPAPRMachineState *spapr, 12944be21d56SDavid Gibson int64_t max_ns) 12954be21d56SDavid Gibson { 1296378bc217SDavid Gibson bool has_timeout = max_ns != -1; 12974be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 12984be21d56SDavid Gibson int index = spapr->htab_save_index; 1299bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13004be21d56SDavid Gibson 13014be21d56SDavid Gibson assert(spapr->htab_first_pass); 13024be21d56SDavid Gibson 13034be21d56SDavid Gibson do { 13044be21d56SDavid Gibson int chunkstart; 13054be21d56SDavid Gibson 13064be21d56SDavid Gibson /* Consume invalid HPTEs */ 13074be21d56SDavid Gibson while ((index < htabslots) 13084be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 13094be21d56SDavid Gibson index++; 13104be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13114be21d56SDavid Gibson } 13124be21d56SDavid Gibson 13134be21d56SDavid Gibson /* Consume valid HPTEs */ 13144be21d56SDavid Gibson chunkstart = index; 1315338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13164be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13174be21d56SDavid Gibson index++; 13184be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13194be21d56SDavid Gibson } 13204be21d56SDavid Gibson 13214be21d56SDavid Gibson if (index > chunkstart) { 13224be21d56SDavid Gibson int n_valid = index - chunkstart; 13234be21d56SDavid Gibson 13244be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 13254be21d56SDavid Gibson qemu_put_be16(f, n_valid); 13264be21d56SDavid Gibson qemu_put_be16(f, 0); 13274be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 13284be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13294be21d56SDavid Gibson 1330378bc217SDavid Gibson if (has_timeout && 1331378bc217SDavid Gibson (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 13324be21d56SDavid Gibson break; 13334be21d56SDavid Gibson } 13344be21d56SDavid Gibson } 13354be21d56SDavid Gibson } while ((index < htabslots) && !qemu_file_rate_limit(f)); 13364be21d56SDavid Gibson 13374be21d56SDavid Gibson if (index >= htabslots) { 13384be21d56SDavid Gibson assert(index == htabslots); 13394be21d56SDavid Gibson index = 0; 13404be21d56SDavid Gibson spapr->htab_first_pass = false; 13414be21d56SDavid Gibson } 13424be21d56SDavid Gibson spapr->htab_save_index = index; 13434be21d56SDavid Gibson } 13444be21d56SDavid Gibson 134528e02042SDavid Gibson static int htab_save_later_pass(QEMUFile *f, sPAPRMachineState *spapr, 13464be21d56SDavid Gibson int64_t max_ns) 13474be21d56SDavid Gibson { 13484be21d56SDavid Gibson bool final = max_ns < 0; 13494be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 13504be21d56SDavid Gibson int examined = 0, sent = 0; 13514be21d56SDavid Gibson int index = spapr->htab_save_index; 1352bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13534be21d56SDavid Gibson 13544be21d56SDavid Gibson assert(!spapr->htab_first_pass); 13554be21d56SDavid Gibson 13564be21d56SDavid Gibson do { 13574be21d56SDavid Gibson int chunkstart, invalidstart; 13584be21d56SDavid Gibson 13594be21d56SDavid Gibson /* Consume non-dirty HPTEs */ 13604be21d56SDavid Gibson while ((index < htabslots) 13614be21d56SDavid Gibson && !HPTE_DIRTY(HPTE(spapr->htab, index))) { 13624be21d56SDavid Gibson index++; 13634be21d56SDavid Gibson examined++; 13644be21d56SDavid Gibson } 13654be21d56SDavid Gibson 13664be21d56SDavid Gibson chunkstart = index; 13674be21d56SDavid Gibson /* Consume valid dirty HPTEs */ 1368338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13694be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 13704be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13714be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13724be21d56SDavid Gibson index++; 13734be21d56SDavid Gibson examined++; 13744be21d56SDavid Gibson } 13754be21d56SDavid Gibson 13764be21d56SDavid Gibson invalidstart = index; 13774be21d56SDavid Gibson /* Consume invalid dirty HPTEs */ 1378338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - invalidstart < USHRT_MAX) 13794be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 13804be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 13814be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13824be21d56SDavid Gibson index++; 13834be21d56SDavid Gibson examined++; 13844be21d56SDavid Gibson } 13854be21d56SDavid Gibson 13864be21d56SDavid Gibson if (index > chunkstart) { 13874be21d56SDavid Gibson int n_valid = invalidstart - chunkstart; 13884be21d56SDavid Gibson int n_invalid = index - invalidstart; 13894be21d56SDavid Gibson 13904be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 13914be21d56SDavid Gibson qemu_put_be16(f, n_valid); 13924be21d56SDavid Gibson qemu_put_be16(f, n_invalid); 13934be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 13944be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13954be21d56SDavid Gibson sent += index - chunkstart; 13964be21d56SDavid Gibson 1397bc72ad67SAlex Bligh if (!final && (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 13984be21d56SDavid Gibson break; 13994be21d56SDavid Gibson } 14004be21d56SDavid Gibson } 14014be21d56SDavid Gibson 14024be21d56SDavid Gibson if (examined >= htabslots) { 14034be21d56SDavid Gibson break; 14044be21d56SDavid Gibson } 14054be21d56SDavid Gibson 14064be21d56SDavid Gibson if (index >= htabslots) { 14074be21d56SDavid Gibson assert(index == htabslots); 14084be21d56SDavid Gibson index = 0; 14094be21d56SDavid Gibson } 14104be21d56SDavid Gibson } while ((examined < htabslots) && (!qemu_file_rate_limit(f) || final)); 14114be21d56SDavid Gibson 14124be21d56SDavid Gibson if (index >= htabslots) { 14134be21d56SDavid Gibson assert(index == htabslots); 14144be21d56SDavid Gibson index = 0; 14154be21d56SDavid Gibson } 14164be21d56SDavid Gibson 14174be21d56SDavid Gibson spapr->htab_save_index = index; 14184be21d56SDavid Gibson 1419e68cb8b4SAlexey Kardashevskiy return (examined >= htabslots) && (sent == 0) ? 1 : 0; 14204be21d56SDavid Gibson } 14214be21d56SDavid Gibson 1422e68cb8b4SAlexey Kardashevskiy #define MAX_ITERATION_NS 5000000 /* 5 ms */ 1423e68cb8b4SAlexey Kardashevskiy #define MAX_KVM_BUF_SIZE 2048 1424e68cb8b4SAlexey Kardashevskiy 14254be21d56SDavid Gibson static int htab_save_iterate(QEMUFile *f, void *opaque) 14264be21d56SDavid Gibson { 142728e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1428715c5407SDavid Gibson int fd; 1429e68cb8b4SAlexey Kardashevskiy int rc = 0; 14304be21d56SDavid Gibson 14314be21d56SDavid Gibson /* Iteration header */ 14324be21d56SDavid Gibson qemu_put_be32(f, 0); 14334be21d56SDavid Gibson 1434e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1435e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1436e68cb8b4SAlexey Kardashevskiy 1437715c5407SDavid Gibson fd = get_htab_fd(spapr); 1438715c5407SDavid Gibson if (fd < 0) { 1439715c5407SDavid Gibson return fd; 144001a57972SSamuel Mendoza-Jonas } 144101a57972SSamuel Mendoza-Jonas 1442715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, MAX_ITERATION_NS); 1443e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1444e68cb8b4SAlexey Kardashevskiy return rc; 1445e68cb8b4SAlexey Kardashevskiy } 1446e68cb8b4SAlexey Kardashevskiy } else if (spapr->htab_first_pass) { 14474be21d56SDavid Gibson htab_save_first_pass(f, spapr, MAX_ITERATION_NS); 14484be21d56SDavid Gibson } else { 1449e68cb8b4SAlexey Kardashevskiy rc = htab_save_later_pass(f, spapr, MAX_ITERATION_NS); 14504be21d56SDavid Gibson } 14514be21d56SDavid Gibson 14524be21d56SDavid Gibson /* End marker */ 14534be21d56SDavid Gibson qemu_put_be32(f, 0); 14544be21d56SDavid Gibson qemu_put_be16(f, 0); 14554be21d56SDavid Gibson qemu_put_be16(f, 0); 14564be21d56SDavid Gibson 1457e68cb8b4SAlexey Kardashevskiy return rc; 14584be21d56SDavid Gibson } 14594be21d56SDavid Gibson 14604be21d56SDavid Gibson static int htab_save_complete(QEMUFile *f, void *opaque) 14614be21d56SDavid Gibson { 146228e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1463715c5407SDavid Gibson int fd; 14644be21d56SDavid Gibson 14654be21d56SDavid Gibson /* Iteration header */ 14664be21d56SDavid Gibson qemu_put_be32(f, 0); 14674be21d56SDavid Gibson 1468e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1469e68cb8b4SAlexey Kardashevskiy int rc; 1470e68cb8b4SAlexey Kardashevskiy 1471e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1472e68cb8b4SAlexey Kardashevskiy 1473715c5407SDavid Gibson fd = get_htab_fd(spapr); 1474715c5407SDavid Gibson if (fd < 0) { 1475715c5407SDavid Gibson return fd; 147601a57972SSamuel Mendoza-Jonas } 147701a57972SSamuel Mendoza-Jonas 1478715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, -1); 1479e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1480e68cb8b4SAlexey Kardashevskiy return rc; 1481e68cb8b4SAlexey Kardashevskiy } 1482e68cb8b4SAlexey Kardashevskiy } else { 1483378bc217SDavid Gibson if (spapr->htab_first_pass) { 1484378bc217SDavid Gibson htab_save_first_pass(f, spapr, -1); 1485378bc217SDavid Gibson } 14864be21d56SDavid Gibson htab_save_later_pass(f, spapr, -1); 1487e68cb8b4SAlexey Kardashevskiy } 14884be21d56SDavid Gibson 14894be21d56SDavid Gibson /* End marker */ 14904be21d56SDavid Gibson qemu_put_be32(f, 0); 14914be21d56SDavid Gibson qemu_put_be16(f, 0); 14924be21d56SDavid Gibson qemu_put_be16(f, 0); 14934be21d56SDavid Gibson 14944be21d56SDavid Gibson return 0; 14954be21d56SDavid Gibson } 14964be21d56SDavid Gibson 14974be21d56SDavid Gibson static int htab_load(QEMUFile *f, void *opaque, int version_id) 14984be21d56SDavid Gibson { 149928e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 15004be21d56SDavid Gibson uint32_t section_hdr; 1501e68cb8b4SAlexey Kardashevskiy int fd = -1; 15024be21d56SDavid Gibson 15034be21d56SDavid Gibson if (version_id < 1 || version_id > 1) { 150498a5d100SDavid Gibson error_report("htab_load() bad version"); 15054be21d56SDavid Gibson return -EINVAL; 15064be21d56SDavid Gibson } 15074be21d56SDavid Gibson 15084be21d56SDavid Gibson section_hdr = qemu_get_be32(f); 15094be21d56SDavid Gibson 15104be21d56SDavid Gibson if (section_hdr) { 15119897e462SGreg Kurz Error *local_err = NULL; 1512c5f54f3eSDavid Gibson 1513c5f54f3eSDavid Gibson /* First section gives the htab size */ 1514c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, section_hdr, &local_err); 1515c5f54f3eSDavid Gibson if (local_err) { 1516c5f54f3eSDavid Gibson error_report_err(local_err); 15174be21d56SDavid Gibson return -EINVAL; 15184be21d56SDavid Gibson } 15194be21d56SDavid Gibson return 0; 15204be21d56SDavid Gibson } 15214be21d56SDavid Gibson 1522e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1523e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1524e68cb8b4SAlexey Kardashevskiy 1525e68cb8b4SAlexey Kardashevskiy fd = kvmppc_get_htab_fd(true); 1526e68cb8b4SAlexey Kardashevskiy if (fd < 0) { 152798a5d100SDavid Gibson error_report("Unable to open fd to restore KVM hash table: %s", 1528e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1529e68cb8b4SAlexey Kardashevskiy } 1530e68cb8b4SAlexey Kardashevskiy } 1531e68cb8b4SAlexey Kardashevskiy 15324be21d56SDavid Gibson while (true) { 15334be21d56SDavid Gibson uint32_t index; 15344be21d56SDavid Gibson uint16_t n_valid, n_invalid; 15354be21d56SDavid Gibson 15364be21d56SDavid Gibson index = qemu_get_be32(f); 15374be21d56SDavid Gibson n_valid = qemu_get_be16(f); 15384be21d56SDavid Gibson n_invalid = qemu_get_be16(f); 15394be21d56SDavid Gibson 15404be21d56SDavid Gibson if ((index == 0) && (n_valid == 0) && (n_invalid == 0)) { 15414be21d56SDavid Gibson /* End of Stream */ 15424be21d56SDavid Gibson break; 15434be21d56SDavid Gibson } 15444be21d56SDavid Gibson 1545e68cb8b4SAlexey Kardashevskiy if ((index + n_valid + n_invalid) > 15464be21d56SDavid Gibson (HTAB_SIZE(spapr) / HASH_PTE_SIZE_64)) { 15474be21d56SDavid Gibson /* Bad index in stream */ 154898a5d100SDavid Gibson error_report( 154998a5d100SDavid Gibson "htab_load() bad index %d (%hd+%hd entries) in htab stream (htab_shift=%d)", 155098a5d100SDavid Gibson index, n_valid, n_invalid, spapr->htab_shift); 15514be21d56SDavid Gibson return -EINVAL; 15524be21d56SDavid Gibson } 15534be21d56SDavid Gibson 1554e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 15554be21d56SDavid Gibson if (n_valid) { 15564be21d56SDavid Gibson qemu_get_buffer(f, HPTE(spapr->htab, index), 15574be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 15584be21d56SDavid Gibson } 15594be21d56SDavid Gibson if (n_invalid) { 15604be21d56SDavid Gibson memset(HPTE(spapr->htab, index + n_valid), 0, 15614be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_invalid); 15624be21d56SDavid Gibson } 1563e68cb8b4SAlexey Kardashevskiy } else { 1564e68cb8b4SAlexey Kardashevskiy int rc; 1565e68cb8b4SAlexey Kardashevskiy 1566e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1567e68cb8b4SAlexey Kardashevskiy 1568e68cb8b4SAlexey Kardashevskiy rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid); 1569e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1570e68cb8b4SAlexey Kardashevskiy return rc; 1571e68cb8b4SAlexey Kardashevskiy } 1572e68cb8b4SAlexey Kardashevskiy } 1573e68cb8b4SAlexey Kardashevskiy } 1574e68cb8b4SAlexey Kardashevskiy 1575e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1576e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1577e68cb8b4SAlexey Kardashevskiy close(fd); 15784be21d56SDavid Gibson } 15794be21d56SDavid Gibson 15804be21d56SDavid Gibson return 0; 15814be21d56SDavid Gibson } 15824be21d56SDavid Gibson 1583c573fc03SThomas Huth static void htab_cleanup(void *opaque) 1584c573fc03SThomas Huth { 1585c573fc03SThomas Huth sPAPRMachineState *spapr = opaque; 1586c573fc03SThomas Huth 1587c573fc03SThomas Huth close_htab_fd(spapr); 1588c573fc03SThomas Huth } 1589c573fc03SThomas Huth 15904be21d56SDavid Gibson static SaveVMHandlers savevm_htab_handlers = { 15914be21d56SDavid Gibson .save_live_setup = htab_save_setup, 15924be21d56SDavid Gibson .save_live_iterate = htab_save_iterate, 1593a3e06c3dSDr. David Alan Gilbert .save_live_complete_precopy = htab_save_complete, 1594c573fc03SThomas Huth .cleanup = htab_cleanup, 15954be21d56SDavid Gibson .load_state = htab_load, 15964be21d56SDavid Gibson }; 15974be21d56SDavid Gibson 15985b2128d2SAlexander Graf static void spapr_boot_set(void *opaque, const char *boot_device, 15995b2128d2SAlexander Graf Error **errp) 16005b2128d2SAlexander Graf { 16015b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 16025b2128d2SAlexander Graf machine->boot_order = g_strdup(boot_device); 16035b2128d2SAlexander Graf } 16045b2128d2SAlexander Graf 1605224245bfSDavid Gibson /* 1606224245bfSDavid Gibson * Reset routine for LMB DR devices. 1607224245bfSDavid Gibson * 1608224245bfSDavid Gibson * Unlike PCI DR devices, LMB DR devices explicitly register this reset 1609224245bfSDavid Gibson * routine. Reset for PCI DR devices will be handled by PHB reset routine 1610224245bfSDavid Gibson * when it walks all its children devices. LMB devices reset occurs 1611224245bfSDavid Gibson * as part of spapr_ppc_reset(). 1612224245bfSDavid Gibson */ 1613224245bfSDavid Gibson static void spapr_drc_reset(void *opaque) 1614224245bfSDavid Gibson { 1615224245bfSDavid Gibson sPAPRDRConnector *drc = opaque; 1616224245bfSDavid Gibson DeviceState *d = DEVICE(drc); 1617224245bfSDavid Gibson 1618224245bfSDavid Gibson if (d) { 1619224245bfSDavid Gibson device_reset(d); 1620224245bfSDavid Gibson } 1621224245bfSDavid Gibson } 1622224245bfSDavid Gibson 1623224245bfSDavid Gibson static void spapr_create_lmb_dr_connectors(sPAPRMachineState *spapr) 1624224245bfSDavid Gibson { 1625224245bfSDavid Gibson MachineState *machine = MACHINE(spapr); 1626224245bfSDavid Gibson uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 1627e8f986fcSBharata B Rao uint32_t nr_lmbs = (machine->maxram_size - machine->ram_size)/lmb_size; 1628224245bfSDavid Gibson int i; 1629224245bfSDavid Gibson 1630224245bfSDavid Gibson for (i = 0; i < nr_lmbs; i++) { 1631224245bfSDavid Gibson sPAPRDRConnector *drc; 1632224245bfSDavid Gibson uint64_t addr; 1633224245bfSDavid Gibson 1634e8f986fcSBharata B Rao addr = i * lmb_size + spapr->hotplug_memory.base; 1635224245bfSDavid Gibson drc = spapr_dr_connector_new(OBJECT(spapr), SPAPR_DR_CONNECTOR_TYPE_LMB, 1636224245bfSDavid Gibson addr/lmb_size); 1637224245bfSDavid Gibson qemu_register_reset(spapr_drc_reset, drc); 1638224245bfSDavid Gibson } 1639224245bfSDavid Gibson } 1640224245bfSDavid Gibson 1641224245bfSDavid Gibson /* 1642224245bfSDavid Gibson * If RAM size, maxmem size and individual node mem sizes aren't aligned 1643224245bfSDavid Gibson * to SPAPR_MEMORY_BLOCK_SIZE(256MB), then refuse to start the guest 1644224245bfSDavid Gibson * since we can't support such unaligned sizes with DRCONF_MEMORY. 1645224245bfSDavid Gibson */ 16467c150d6fSDavid Gibson static void spapr_validate_node_memory(MachineState *machine, Error **errp) 1647224245bfSDavid Gibson { 1648224245bfSDavid Gibson int i; 1649224245bfSDavid Gibson 16507c150d6fSDavid Gibson if (machine->ram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16517c150d6fSDavid Gibson error_setg(errp, "Memory size 0x" RAM_ADDR_FMT 16527c150d6fSDavid Gibson " is not aligned to %llu MiB", 16537c150d6fSDavid Gibson machine->ram_size, 1654224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16557c150d6fSDavid Gibson return; 16567c150d6fSDavid Gibson } 16577c150d6fSDavid Gibson 16587c150d6fSDavid Gibson if (machine->maxram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16597c150d6fSDavid Gibson error_setg(errp, "Maximum memory size 0x" RAM_ADDR_FMT 16607c150d6fSDavid Gibson " is not aligned to %llu MiB", 16617c150d6fSDavid Gibson machine->ram_size, 16627c150d6fSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16637c150d6fSDavid Gibson return; 1664224245bfSDavid Gibson } 1665224245bfSDavid Gibson 1666224245bfSDavid Gibson for (i = 0; i < nb_numa_nodes; i++) { 1667224245bfSDavid Gibson if (numa_info[i].node_mem % SPAPR_MEMORY_BLOCK_SIZE) { 16687c150d6fSDavid Gibson error_setg(errp, 16697c150d6fSDavid Gibson "Node %d memory size 0x%" PRIx64 16707c150d6fSDavid Gibson " is not aligned to %llu MiB", 16717c150d6fSDavid Gibson i, numa_info[i].node_mem, 1672224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16737c150d6fSDavid Gibson return; 1674224245bfSDavid Gibson } 1675224245bfSDavid Gibson } 1676224245bfSDavid Gibson } 1677224245bfSDavid Gibson 167853018216SPaolo Bonzini /* pSeries LPAR / sPAPR hardware init */ 16793ef96221SMarcel Apfelbaum static void ppc_spapr_init(MachineState *machine) 168053018216SPaolo Bonzini { 168128e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 16823c0c47e3SDavid Gibson MachineClass *mc = MACHINE_GET_CLASS(machine); 1683224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 16843ef96221SMarcel Apfelbaum const char *kernel_filename = machine->kernel_filename; 16853ef96221SMarcel Apfelbaum const char *kernel_cmdline = machine->kernel_cmdline; 16863ef96221SMarcel Apfelbaum const char *initrd_filename = machine->initrd_filename; 168753018216SPaolo Bonzini PCIHostState *phb; 168853018216SPaolo Bonzini int i; 168953018216SPaolo Bonzini MemoryRegion *sysmem = get_system_memory(); 169053018216SPaolo Bonzini MemoryRegion *ram = g_new(MemoryRegion, 1); 1691658fa66bSAlexey Kardashevskiy MemoryRegion *rma_region; 1692658fa66bSAlexey Kardashevskiy void *rma = NULL; 169353018216SPaolo Bonzini hwaddr rma_alloc_size; 1694b082d65aSAlexey Kardashevskiy hwaddr node0_size = spapr_node0_size(); 169553018216SPaolo Bonzini uint32_t initrd_base = 0; 169653018216SPaolo Bonzini long kernel_size = 0, initrd_size = 0; 1697b7d1f77aSBenjamin Herrenschmidt long load_limit, fw_size; 169816457e7fSBenjamin Herrenschmidt bool kernel_le = false; 169953018216SPaolo Bonzini char *filename; 170094a94e4cSBharata B Rao int smt = kvmppc_smt_threads(); 170194a94e4cSBharata B Rao int spapr_cores = smp_cpus / smp_threads; 170294a94e4cSBharata B Rao int spapr_max_cores = max_cpus / smp_threads; 170394a94e4cSBharata B Rao 17043c0c47e3SDavid Gibson if (mc->query_hotpluggable_cpus) { 170594a94e4cSBharata B Rao if (smp_cpus % smp_threads) { 170694a94e4cSBharata B Rao error_report("smp_cpus (%u) must be multiple of threads (%u)", 170794a94e4cSBharata B Rao smp_cpus, smp_threads); 170894a94e4cSBharata B Rao exit(1); 170994a94e4cSBharata B Rao } 171094a94e4cSBharata B Rao if (max_cpus % smp_threads) { 171194a94e4cSBharata B Rao error_report("max_cpus (%u) must be multiple of threads (%u)", 171294a94e4cSBharata B Rao max_cpus, smp_threads); 171394a94e4cSBharata B Rao exit(1); 171494a94e4cSBharata B Rao } 171594a94e4cSBharata B Rao } 171653018216SPaolo Bonzini 1717226419d6SMichael S. Tsirkin msi_nonbroken = true; 171853018216SPaolo Bonzini 171953018216SPaolo Bonzini QLIST_INIT(&spapr->phbs); 172053018216SPaolo Bonzini 172153018216SPaolo Bonzini cpu_ppc_hypercall = emulate_spapr_hypercall; 172253018216SPaolo Bonzini 172353018216SPaolo Bonzini /* Allocate RMA if necessary */ 1724658fa66bSAlexey Kardashevskiy rma_alloc_size = kvmppc_alloc_rma(&rma); 172553018216SPaolo Bonzini 172653018216SPaolo Bonzini if (rma_alloc_size == -1) { 1727730fce59SThomas Huth error_report("Unable to create RMA"); 172853018216SPaolo Bonzini exit(1); 172953018216SPaolo Bonzini } 173053018216SPaolo Bonzini 1731c4177479SAlexey Kardashevskiy if (rma_alloc_size && (rma_alloc_size < node0_size)) { 173253018216SPaolo Bonzini spapr->rma_size = rma_alloc_size; 173353018216SPaolo Bonzini } else { 1734c4177479SAlexey Kardashevskiy spapr->rma_size = node0_size; 173553018216SPaolo Bonzini 173653018216SPaolo Bonzini /* With KVM, we don't actually know whether KVM supports an 173753018216SPaolo Bonzini * unbounded RMA (PR KVM) or is limited by the hash table size 173853018216SPaolo Bonzini * (HV KVM using VRMA), so we always assume the latter 173953018216SPaolo Bonzini * 174053018216SPaolo Bonzini * In that case, we also limit the initial allocations for RTAS 174153018216SPaolo Bonzini * etc... to 256M since we have no way to know what the VRMA size 174253018216SPaolo Bonzini * is going to be as it depends on the size of the hash table 174353018216SPaolo Bonzini * isn't determined yet. 174453018216SPaolo Bonzini */ 174553018216SPaolo Bonzini if (kvm_enabled()) { 174653018216SPaolo Bonzini spapr->vrma_adjust = 1; 174753018216SPaolo Bonzini spapr->rma_size = MIN(spapr->rma_size, 0x10000000); 174853018216SPaolo Bonzini } 1749912acdf4SBenjamin Herrenschmidt 1750912acdf4SBenjamin Herrenschmidt /* Actually we don't support unbounded RMA anymore since we 1751912acdf4SBenjamin Herrenschmidt * added proper emulation of HV mode. The max we can get is 1752912acdf4SBenjamin Herrenschmidt * 16G which also happens to be what we configure for PAPR 1753912acdf4SBenjamin Herrenschmidt * mode so make sure we don't do anything bigger than that 1754912acdf4SBenjamin Herrenschmidt */ 1755912acdf4SBenjamin Herrenschmidt spapr->rma_size = MIN(spapr->rma_size, 0x400000000ull); 175653018216SPaolo Bonzini } 175753018216SPaolo Bonzini 1758c4177479SAlexey Kardashevskiy if (spapr->rma_size > node0_size) { 1759d54e4d76SDavid Gibson error_report("Numa node 0 has to span the RMA (%#08"HWADDR_PRIx")", 1760c4177479SAlexey Kardashevskiy spapr->rma_size); 1761c4177479SAlexey Kardashevskiy exit(1); 1762c4177479SAlexey Kardashevskiy } 1763c4177479SAlexey Kardashevskiy 1764b7d1f77aSBenjamin Herrenschmidt /* Setup a load limit for the ramdisk leaving room for SLOF and FDT */ 1765b7d1f77aSBenjamin Herrenschmidt load_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR) - FW_OVERHEAD; 176653018216SPaolo Bonzini 17677b565160SDavid Gibson /* Set up Interrupt Controller before we create the VCPUs */ 176827f24582SBenjamin Herrenschmidt spapr->xics = xics_system_init(machine, 176994a94e4cSBharata B Rao DIV_ROUND_UP(max_cpus * smt, smp_threads), 1770161deaf2SBenjamin Herrenschmidt XICS_IRQS_SPAPR, &error_fatal); 17717b565160SDavid Gibson 1772224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 17737c150d6fSDavid Gibson spapr_validate_node_memory(machine, &error_fatal); 1774224245bfSDavid Gibson } 1775224245bfSDavid Gibson 177653018216SPaolo Bonzini /* init CPUs */ 177719fb2c36SBharata B Rao if (machine->cpu_model == NULL) { 177819fb2c36SBharata B Rao machine->cpu_model = kvm_enabled() ? "host" : "POWER7"; 177953018216SPaolo Bonzini } 178094a94e4cSBharata B Rao 1781e703d2f7SGreg Kurz ppc_cpu_parse_features(machine->cpu_model); 1782e703d2f7SGreg Kurz 17833c0c47e3SDavid Gibson if (mc->query_hotpluggable_cpus) { 178494a94e4cSBharata B Rao char *type = spapr_get_cpu_core_type(machine->cpu_model); 178594a94e4cSBharata B Rao 17864babfaf0SThomas Huth if (type == NULL) { 1787caebf378SCédric Le Goater error_report("Unable to find sPAPR CPU Core definition"); 1788caebf378SCédric Le Goater exit(1); 1789caebf378SCédric Le Goater } 1790caebf378SCédric Le Goater 179194a94e4cSBharata B Rao spapr->cores = g_new0(Object *, spapr_max_cores); 1792af81cf32SBharata B Rao for (i = 0; i < spapr_max_cores; i++) { 179312bf2d33SGreg Kurz int core_id = i * smp_threads; 1794af81cf32SBharata B Rao sPAPRDRConnector *drc = 1795af81cf32SBharata B Rao spapr_dr_connector_new(OBJECT(spapr), 179612bf2d33SGreg Kurz SPAPR_DR_CONNECTOR_TYPE_CPU, 179712bf2d33SGreg Kurz (core_id / smp_threads) * smt); 1798af81cf32SBharata B Rao 1799af81cf32SBharata B Rao qemu_register_reset(spapr_drc_reset, drc); 1800af81cf32SBharata B Rao 1801af81cf32SBharata B Rao if (i < spapr_cores) { 1802caebf378SCédric Le Goater Object *core = object_new(type); 180394a94e4cSBharata B Rao object_property_set_int(core, smp_threads, "nr-threads", 180494a94e4cSBharata B Rao &error_fatal); 180512bf2d33SGreg Kurz object_property_set_int(core, core_id, CPU_CORE_PROP_CORE_ID, 180694a94e4cSBharata B Rao &error_fatal); 180794a94e4cSBharata B Rao object_property_set_bool(core, true, "realized", &error_fatal); 180894a94e4cSBharata B Rao } 1809af81cf32SBharata B Rao } 181094a94e4cSBharata B Rao g_free(type); 181194a94e4cSBharata B Rao } else { 181253018216SPaolo Bonzini for (i = 0; i < smp_cpus; i++) { 181394a94e4cSBharata B Rao PowerPCCPU *cpu = cpu_ppc_init(machine->cpu_model); 181453018216SPaolo Bonzini if (cpu == NULL) { 1815569f4967SDavid Gibson error_report("Unable to find PowerPC CPU definition"); 181653018216SPaolo Bonzini exit(1); 181753018216SPaolo Bonzini } 1818569f4967SDavid Gibson spapr_cpu_init(spapr, cpu, &error_fatal); 181953018216SPaolo Bonzini } 182094a94e4cSBharata B Rao } 182153018216SPaolo Bonzini 1822026bfd89SDavid Gibson if (kvm_enabled()) { 1823026bfd89SDavid Gibson /* Enable H_LOGICAL_CI_* so SLOF can talk to in-kernel devices */ 1824026bfd89SDavid Gibson kvmppc_enable_logical_ci_hcalls(); 1825ef9971ddSAlexey Kardashevskiy kvmppc_enable_set_mode_hcall(); 18265145ad4fSNathan Whitehorn 18275145ad4fSNathan Whitehorn /* H_CLEAR_MOD/_REF are mandatory in PAPR, but off by default */ 18285145ad4fSNathan Whitehorn kvmppc_enable_clear_ref_mod_hcalls(); 1829026bfd89SDavid Gibson } 1830026bfd89SDavid Gibson 183153018216SPaolo Bonzini /* allocate RAM */ 1832f92f5da1SAlexey Kardashevskiy memory_region_allocate_system_memory(ram, NULL, "ppc_spapr.ram", 1833fb164994SDavid Gibson machine->ram_size); 1834f92f5da1SAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, ram); 183553018216SPaolo Bonzini 1836658fa66bSAlexey Kardashevskiy if (rma_alloc_size && rma) { 1837658fa66bSAlexey Kardashevskiy rma_region = g_new(MemoryRegion, 1); 1838658fa66bSAlexey Kardashevskiy memory_region_init_ram_ptr(rma_region, NULL, "ppc_spapr.rma", 1839658fa66bSAlexey Kardashevskiy rma_alloc_size, rma); 1840658fa66bSAlexey Kardashevskiy vmstate_register_ram_global(rma_region); 1841658fa66bSAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, rma_region); 1842658fa66bSAlexey Kardashevskiy } 1843658fa66bSAlexey Kardashevskiy 18444a1c9cf0SBharata B Rao /* initialize hotplug memory address space */ 18454a1c9cf0SBharata B Rao if (machine->ram_size < machine->maxram_size) { 18464a1c9cf0SBharata B Rao ram_addr_t hotplug_mem_size = machine->maxram_size - machine->ram_size; 184771c9a3ddSBharata B Rao /* 184871c9a3ddSBharata B Rao * Limit the number of hotpluggable memory slots to half the number 184971c9a3ddSBharata B Rao * slots that KVM supports, leaving the other half for PCI and other 185071c9a3ddSBharata B Rao * devices. However ensure that number of slots doesn't drop below 32. 185171c9a3ddSBharata B Rao */ 185271c9a3ddSBharata B Rao int max_memslots = kvm_enabled() ? kvm_get_max_memslots() / 2 : 185371c9a3ddSBharata B Rao SPAPR_MAX_RAM_SLOTS; 18544a1c9cf0SBharata B Rao 185571c9a3ddSBharata B Rao if (max_memslots < SPAPR_MAX_RAM_SLOTS) { 185671c9a3ddSBharata B Rao max_memslots = SPAPR_MAX_RAM_SLOTS; 185771c9a3ddSBharata B Rao } 185871c9a3ddSBharata B Rao if (machine->ram_slots > max_memslots) { 1859d54e4d76SDavid Gibson error_report("Specified number of memory slots %" 1860d54e4d76SDavid Gibson PRIu64" exceeds max supported %d", 186171c9a3ddSBharata B Rao machine->ram_slots, max_memslots); 1862d54e4d76SDavid Gibson exit(1); 18634a1c9cf0SBharata B Rao } 18644a1c9cf0SBharata B Rao 18654a1c9cf0SBharata B Rao spapr->hotplug_memory.base = ROUND_UP(machine->ram_size, 18664a1c9cf0SBharata B Rao SPAPR_HOTPLUG_MEM_ALIGN); 18674a1c9cf0SBharata B Rao memory_region_init(&spapr->hotplug_memory.mr, OBJECT(spapr), 18684a1c9cf0SBharata B Rao "hotplug-memory", hotplug_mem_size); 18694a1c9cf0SBharata B Rao memory_region_add_subregion(sysmem, spapr->hotplug_memory.base, 18704a1c9cf0SBharata B Rao &spapr->hotplug_memory.mr); 18714a1c9cf0SBharata B Rao } 18724a1c9cf0SBharata B Rao 1873224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 1874224245bfSDavid Gibson spapr_create_lmb_dr_connectors(spapr); 1875224245bfSDavid Gibson } 1876224245bfSDavid Gibson 187753018216SPaolo Bonzini filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin"); 18784c56440dSStefan Weil if (!filename) { 1879730fce59SThomas Huth error_report("Could not find LPAR rtas '%s'", "spapr-rtas.bin"); 18804c56440dSStefan Weil exit(1); 18814c56440dSStefan Weil } 1882b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size = get_image_size(filename); 18838afc22a2SZhou Jie if (spapr->rtas_size < 0) { 18848afc22a2SZhou Jie error_report("Could not get size of LPAR rtas '%s'", filename); 18858afc22a2SZhou Jie exit(1); 18868afc22a2SZhou Jie } 1887b7d1f77aSBenjamin Herrenschmidt spapr->rtas_blob = g_malloc(spapr->rtas_size); 1888b7d1f77aSBenjamin Herrenschmidt if (load_image_size(filename, spapr->rtas_blob, spapr->rtas_size) < 0) { 1889730fce59SThomas Huth error_report("Could not load LPAR rtas '%s'", filename); 189053018216SPaolo Bonzini exit(1); 189153018216SPaolo Bonzini } 189253018216SPaolo Bonzini if (spapr->rtas_size > RTAS_MAX_SIZE) { 1893730fce59SThomas Huth error_report("RTAS too big ! 0x%zx bytes (max is 0x%x)", 18942f285bddSPeter Maydell (size_t)spapr->rtas_size, RTAS_MAX_SIZE); 189553018216SPaolo Bonzini exit(1); 189653018216SPaolo Bonzini } 189753018216SPaolo Bonzini g_free(filename); 189853018216SPaolo Bonzini 189953018216SPaolo Bonzini /* Set up EPOW events infrastructure */ 190053018216SPaolo Bonzini spapr_events_init(spapr); 190153018216SPaolo Bonzini 190212f42174SDavid Gibson /* Set up the RTC RTAS interfaces */ 190328df36a1SDavid Gibson spapr_rtc_create(spapr); 190412f42174SDavid Gibson 190553018216SPaolo Bonzini /* Set up VIO bus */ 190653018216SPaolo Bonzini spapr->vio_bus = spapr_vio_bus_init(); 190753018216SPaolo Bonzini 190853018216SPaolo Bonzini for (i = 0; i < MAX_SERIAL_PORTS; i++) { 190953018216SPaolo Bonzini if (serial_hds[i]) { 191053018216SPaolo Bonzini spapr_vty_create(spapr->vio_bus, serial_hds[i]); 191153018216SPaolo Bonzini } 191253018216SPaolo Bonzini } 191353018216SPaolo Bonzini 191453018216SPaolo Bonzini /* We always have at least the nvram device on VIO */ 191553018216SPaolo Bonzini spapr_create_nvram(spapr); 191653018216SPaolo Bonzini 191753018216SPaolo Bonzini /* Set up PCI */ 191853018216SPaolo Bonzini spapr_pci_rtas_init(); 191953018216SPaolo Bonzini 192089dfd6e1SDavid Gibson phb = spapr_create_phb(spapr, 0); 192153018216SPaolo Bonzini 192253018216SPaolo Bonzini for (i = 0; i < nb_nics; i++) { 192353018216SPaolo Bonzini NICInfo *nd = &nd_table[i]; 192453018216SPaolo Bonzini 192553018216SPaolo Bonzini if (!nd->model) { 192653018216SPaolo Bonzini nd->model = g_strdup("ibmveth"); 192753018216SPaolo Bonzini } 192853018216SPaolo Bonzini 192953018216SPaolo Bonzini if (strcmp(nd->model, "ibmveth") == 0) { 193053018216SPaolo Bonzini spapr_vlan_create(spapr->vio_bus, nd); 193153018216SPaolo Bonzini } else { 193229b358f9SDavid Gibson pci_nic_init_nofail(&nd_table[i], phb->bus, nd->model, NULL); 193353018216SPaolo Bonzini } 193453018216SPaolo Bonzini } 193553018216SPaolo Bonzini 193653018216SPaolo Bonzini for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) { 193753018216SPaolo Bonzini spapr_vscsi_create(spapr->vio_bus); 193853018216SPaolo Bonzini } 193953018216SPaolo Bonzini 194053018216SPaolo Bonzini /* Graphics */ 194114c6a894SDavid Gibson if (spapr_vga_init(phb->bus, &error_fatal)) { 194253018216SPaolo Bonzini spapr->has_graphics = true; 1943c6e76503SPaolo Bonzini machine->usb |= defaults_enabled() && !machine->usb_disabled; 194453018216SPaolo Bonzini } 194553018216SPaolo Bonzini 19464ee9ced9SMarcel Apfelbaum if (machine->usb) { 194757040d45SThomas Huth if (smc->use_ohci_by_default) { 194853018216SPaolo Bonzini pci_create_simple(phb->bus, -1, "pci-ohci"); 194957040d45SThomas Huth } else { 195057040d45SThomas Huth pci_create_simple(phb->bus, -1, "nec-usb-xhci"); 195157040d45SThomas Huth } 1952c86580b8SMarkus Armbruster 195353018216SPaolo Bonzini if (spapr->has_graphics) { 1954c86580b8SMarkus Armbruster USBBus *usb_bus = usb_bus_find(-1); 1955c86580b8SMarkus Armbruster 1956c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-kbd"); 1957c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-mouse"); 195853018216SPaolo Bonzini } 195953018216SPaolo Bonzini } 196053018216SPaolo Bonzini 196153018216SPaolo Bonzini if (spapr->rma_size < (MIN_RMA_SLOF << 20)) { 1962d54e4d76SDavid Gibson error_report( 1963d54e4d76SDavid Gibson "pSeries SLOF firmware requires >= %ldM guest RMA (Real Mode Area memory)", 1964d54e4d76SDavid Gibson MIN_RMA_SLOF); 196553018216SPaolo Bonzini exit(1); 196653018216SPaolo Bonzini } 196753018216SPaolo Bonzini 196853018216SPaolo Bonzini if (kernel_filename) { 196953018216SPaolo Bonzini uint64_t lowaddr = 0; 197053018216SPaolo Bonzini 197153018216SPaolo Bonzini kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, 19727ef295eaSPeter Crosthwaite NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE, 19737ef295eaSPeter Crosthwaite 0, 0); 19743b66da82SAlexey Kardashevskiy if (kernel_size == ELF_LOAD_WRONG_ENDIAN) { 197516457e7fSBenjamin Herrenschmidt kernel_size = load_elf(kernel_filename, 197616457e7fSBenjamin Herrenschmidt translate_kernel_address, NULL, 19777ef295eaSPeter Crosthwaite NULL, &lowaddr, NULL, 0, PPC_ELF_MACHINE, 19787ef295eaSPeter Crosthwaite 0, 0); 197916457e7fSBenjamin Herrenschmidt kernel_le = kernel_size > 0; 198016457e7fSBenjamin Herrenschmidt } 198116457e7fSBenjamin Herrenschmidt if (kernel_size < 0) { 1982d54e4d76SDavid Gibson error_report("error loading %s: %s", 19833b66da82SAlexey Kardashevskiy kernel_filename, load_elf_strerror(kernel_size)); 198453018216SPaolo Bonzini exit(1); 198553018216SPaolo Bonzini } 198653018216SPaolo Bonzini 198753018216SPaolo Bonzini /* load initrd */ 198853018216SPaolo Bonzini if (initrd_filename) { 198953018216SPaolo Bonzini /* Try to locate the initrd in the gap between the kernel 199053018216SPaolo Bonzini * and the firmware. Add a bit of space just in case 199153018216SPaolo Bonzini */ 199253018216SPaolo Bonzini initrd_base = (KERNEL_LOAD_ADDR + kernel_size + 0x1ffff) & ~0xffff; 199353018216SPaolo Bonzini initrd_size = load_image_targphys(initrd_filename, initrd_base, 199453018216SPaolo Bonzini load_limit - initrd_base); 199553018216SPaolo Bonzini if (initrd_size < 0) { 1996d54e4d76SDavid Gibson error_report("could not load initial ram disk '%s'", 199753018216SPaolo Bonzini initrd_filename); 199853018216SPaolo Bonzini exit(1); 199953018216SPaolo Bonzini } 200053018216SPaolo Bonzini } else { 200153018216SPaolo Bonzini initrd_base = 0; 200253018216SPaolo Bonzini initrd_size = 0; 200353018216SPaolo Bonzini } 200453018216SPaolo Bonzini } 200553018216SPaolo Bonzini 20068e7ea787SAndreas Färber if (bios_name == NULL) { 20078e7ea787SAndreas Färber bios_name = FW_FILE_NAME; 20088e7ea787SAndreas Färber } 20098e7ea787SAndreas Färber filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); 20104c56440dSStefan Weil if (!filename) { 201168fea5a0SThomas Huth error_report("Could not find LPAR firmware '%s'", bios_name); 20124c56440dSStefan Weil exit(1); 20134c56440dSStefan Weil } 201453018216SPaolo Bonzini fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE); 201568fea5a0SThomas Huth if (fw_size <= 0) { 201668fea5a0SThomas Huth error_report("Could not load LPAR firmware '%s'", filename); 201753018216SPaolo Bonzini exit(1); 201853018216SPaolo Bonzini } 201953018216SPaolo Bonzini g_free(filename); 202053018216SPaolo Bonzini 202128e02042SDavid Gibson /* FIXME: Should register things through the MachineState's qdev 202228e02042SDavid Gibson * interface, this is a legacy from the sPAPREnvironment structure 202328e02042SDavid Gibson * which predated MachineState but had a similar function */ 20244be21d56SDavid Gibson vmstate_register(NULL, 0, &vmstate_spapr, spapr); 20254be21d56SDavid Gibson register_savevm_live(NULL, "spapr/htab", -1, 1, 20264be21d56SDavid Gibson &savevm_htab_handlers, spapr); 20274be21d56SDavid Gibson 202853018216SPaolo Bonzini /* Prepare the device tree */ 20293bbf37f2SAndreas Färber spapr->fdt_skel = spapr_create_fdt_skel(initrd_base, initrd_size, 203016457e7fSBenjamin Herrenschmidt kernel_size, kernel_le, 203131fe14d1SNathan Fontenot kernel_cmdline, 203231fe14d1SNathan Fontenot spapr->check_exception_irq); 203353018216SPaolo Bonzini assert(spapr->fdt_skel != NULL); 20345b2128d2SAlexander Graf 203546503c2bSMichael Roth /* used by RTAS */ 203646503c2bSMichael Roth QTAILQ_INIT(&spapr->ccs_list); 203746503c2bSMichael Roth qemu_register_reset(spapr_ccs_reset_hook, spapr); 203846503c2bSMichael Roth 20395b2128d2SAlexander Graf qemu_register_boot_set(spapr_boot_set, spapr); 204053018216SPaolo Bonzini } 204153018216SPaolo Bonzini 2042135a129aSAneesh Kumar K.V static int spapr_kvm_type(const char *vm_type) 2043135a129aSAneesh Kumar K.V { 2044135a129aSAneesh Kumar K.V if (!vm_type) { 2045135a129aSAneesh Kumar K.V return 0; 2046135a129aSAneesh Kumar K.V } 2047135a129aSAneesh Kumar K.V 2048135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "HV")) { 2049135a129aSAneesh Kumar K.V return 1; 2050135a129aSAneesh Kumar K.V } 2051135a129aSAneesh Kumar K.V 2052135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "PR")) { 2053135a129aSAneesh Kumar K.V return 2; 2054135a129aSAneesh Kumar K.V } 2055135a129aSAneesh Kumar K.V 2056135a129aSAneesh Kumar K.V error_report("Unknown kvm-type specified '%s'", vm_type); 2057135a129aSAneesh Kumar K.V exit(1); 2058135a129aSAneesh Kumar K.V } 2059135a129aSAneesh Kumar K.V 206071461b0fSAlexey Kardashevskiy /* 2061627b84f4SGonglei * Implementation of an interface to adjust firmware path 206271461b0fSAlexey Kardashevskiy * for the bootindex property handling. 206371461b0fSAlexey Kardashevskiy */ 206471461b0fSAlexey Kardashevskiy static char *spapr_get_fw_dev_path(FWPathProvider *p, BusState *bus, 206571461b0fSAlexey Kardashevskiy DeviceState *dev) 206671461b0fSAlexey Kardashevskiy { 206771461b0fSAlexey Kardashevskiy #define CAST(type, obj, name) \ 206871461b0fSAlexey Kardashevskiy ((type *)object_dynamic_cast(OBJECT(obj), (name))) 206971461b0fSAlexey Kardashevskiy SCSIDevice *d = CAST(SCSIDevice, dev, TYPE_SCSI_DEVICE); 207071461b0fSAlexey Kardashevskiy sPAPRPHBState *phb = CAST(sPAPRPHBState, dev, TYPE_SPAPR_PCI_HOST_BRIDGE); 207171461b0fSAlexey Kardashevskiy 207271461b0fSAlexey Kardashevskiy if (d) { 207371461b0fSAlexey Kardashevskiy void *spapr = CAST(void, bus->parent, "spapr-vscsi"); 207471461b0fSAlexey Kardashevskiy VirtIOSCSI *virtio = CAST(VirtIOSCSI, bus->parent, TYPE_VIRTIO_SCSI); 207571461b0fSAlexey Kardashevskiy USBDevice *usb = CAST(USBDevice, bus->parent, TYPE_USB_DEVICE); 207671461b0fSAlexey Kardashevskiy 207771461b0fSAlexey Kardashevskiy if (spapr) { 207871461b0fSAlexey Kardashevskiy /* 207971461b0fSAlexey Kardashevskiy * Replace "channel@0/disk@0,0" with "disk@8000000000000000": 208071461b0fSAlexey Kardashevskiy * We use SRP luns of the form 8000 | (bus << 8) | (id << 5) | lun 208171461b0fSAlexey Kardashevskiy * in the top 16 bits of the 64-bit LUN 208271461b0fSAlexey Kardashevskiy */ 208371461b0fSAlexey Kardashevskiy unsigned id = 0x8000 | (d->id << 8) | d->lun; 208471461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 208571461b0fSAlexey Kardashevskiy (uint64_t)id << 48); 208671461b0fSAlexey Kardashevskiy } else if (virtio) { 208771461b0fSAlexey Kardashevskiy /* 208871461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (target << 8) | lun 208971461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 209071461b0fSAlexey Kardashevskiy * Note: the quote above is from SLOF and it is wrong, 209171461b0fSAlexey Kardashevskiy * the actual binding is: 209271461b0fSAlexey Kardashevskiy * swap 0100 or 10 << or 20 << ( target lun-id -- srplun ) 209371461b0fSAlexey Kardashevskiy */ 209471461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (d->id << 16) | d->lun; 209571461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 209671461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 209771461b0fSAlexey Kardashevskiy } else if (usb) { 209871461b0fSAlexey Kardashevskiy /* 209971461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (usb-port << 16) | lun 210071461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 210171461b0fSAlexey Kardashevskiy */ 210271461b0fSAlexey Kardashevskiy unsigned usb_port = atoi(usb->port->path); 210371461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (usb_port << 16) | d->lun; 210471461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 210571461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 210671461b0fSAlexey Kardashevskiy } 210771461b0fSAlexey Kardashevskiy } 210871461b0fSAlexey Kardashevskiy 210971461b0fSAlexey Kardashevskiy if (phb) { 211071461b0fSAlexey Kardashevskiy /* Replace "pci" with "pci@800000020000000" */ 211171461b0fSAlexey Kardashevskiy return g_strdup_printf("pci@%"PRIX64, phb->buid); 211271461b0fSAlexey Kardashevskiy } 211371461b0fSAlexey Kardashevskiy 211471461b0fSAlexey Kardashevskiy return NULL; 211571461b0fSAlexey Kardashevskiy } 211671461b0fSAlexey Kardashevskiy 211723825581SEduardo Habkost static char *spapr_get_kvm_type(Object *obj, Error **errp) 211823825581SEduardo Habkost { 211928e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 212023825581SEduardo Habkost 212128e02042SDavid Gibson return g_strdup(spapr->kvm_type); 212223825581SEduardo Habkost } 212323825581SEduardo Habkost 212423825581SEduardo Habkost static void spapr_set_kvm_type(Object *obj, const char *value, Error **errp) 212523825581SEduardo Habkost { 212628e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 212723825581SEduardo Habkost 212828e02042SDavid Gibson g_free(spapr->kvm_type); 212928e02042SDavid Gibson spapr->kvm_type = g_strdup(value); 213023825581SEduardo Habkost } 213123825581SEduardo Habkost 213223825581SEduardo Habkost static void spapr_machine_initfn(Object *obj) 213323825581SEduardo Habkost { 2134715c5407SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 2135715c5407SDavid Gibson 2136715c5407SDavid Gibson spapr->htab_fd = -1; 213723825581SEduardo Habkost object_property_add_str(obj, "kvm-type", 213823825581SEduardo Habkost spapr_get_kvm_type, spapr_set_kvm_type, NULL); 213949d2e648SMarcel Apfelbaum object_property_set_description(obj, "kvm-type", 214049d2e648SMarcel Apfelbaum "Specifies the KVM virtualization mode (HV, PR)", 214149d2e648SMarcel Apfelbaum NULL); 214223825581SEduardo Habkost } 214323825581SEduardo Habkost 214487bbdd9cSDavid Gibson static void spapr_machine_finalizefn(Object *obj) 214587bbdd9cSDavid Gibson { 214687bbdd9cSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 214787bbdd9cSDavid Gibson 214887bbdd9cSDavid Gibson g_free(spapr->kvm_type); 214987bbdd9cSDavid Gibson } 215087bbdd9cSDavid Gibson 2151e0eeb4a2SAlex Bennée static void ppc_cpu_do_nmi_on_cpu(CPUState *cs, void *arg) 215234316482SAlexey Kardashevskiy { 215334316482SAlexey Kardashevskiy cpu_synchronize_state(cs); 215434316482SAlexey Kardashevskiy ppc_cpu_do_system_reset(cs); 215534316482SAlexey Kardashevskiy } 215634316482SAlexey Kardashevskiy 215734316482SAlexey Kardashevskiy static void spapr_nmi(NMIState *n, int cpu_index, Error **errp) 215834316482SAlexey Kardashevskiy { 215934316482SAlexey Kardashevskiy CPUState *cs; 216034316482SAlexey Kardashevskiy 216134316482SAlexey Kardashevskiy CPU_FOREACH(cs) { 2162e0eeb4a2SAlex Bennée async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, NULL); 216334316482SAlexey Kardashevskiy } 216434316482SAlexey Kardashevskiy } 216534316482SAlexey Kardashevskiy 2166c20d332aSBharata B Rao static void spapr_add_lmbs(DeviceState *dev, uint64_t addr, uint64_t size, 2167c20d332aSBharata B Rao uint32_t node, Error **errp) 2168c20d332aSBharata B Rao { 2169c20d332aSBharata B Rao sPAPRDRConnector *drc; 2170c20d332aSBharata B Rao sPAPRDRConnectorClass *drck; 2171c20d332aSBharata B Rao uint32_t nr_lmbs = size/SPAPR_MEMORY_BLOCK_SIZE; 2172c20d332aSBharata B Rao int i, fdt_offset, fdt_size; 2173c20d332aSBharata B Rao void *fdt; 2174c20d332aSBharata B Rao 2175c20d332aSBharata B Rao for (i = 0; i < nr_lmbs; i++) { 2176c20d332aSBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, 2177c20d332aSBharata B Rao addr/SPAPR_MEMORY_BLOCK_SIZE); 2178c20d332aSBharata B Rao g_assert(drc); 2179c20d332aSBharata B Rao 2180c20d332aSBharata B Rao fdt = create_device_tree(&fdt_size); 2181c20d332aSBharata B Rao fdt_offset = spapr_populate_memory_node(fdt, node, addr, 2182c20d332aSBharata B Rao SPAPR_MEMORY_BLOCK_SIZE); 2183c20d332aSBharata B Rao 2184c20d332aSBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 2185c20d332aSBharata B Rao drck->attach(drc, dev, fdt, fdt_offset, !dev->hotplugged, errp); 2186c20d332aSBharata B Rao addr += SPAPR_MEMORY_BLOCK_SIZE; 2187c20d332aSBharata B Rao } 21885dd5238cSJianjun Duan /* send hotplug notification to the 21895dd5238cSJianjun Duan * guest only in case of hotplugged memory 21905dd5238cSJianjun Duan */ 21915dd5238cSJianjun Duan if (dev->hotplugged) { 21920a417869SBharata B Rao spapr_hotplug_req_add_by_count(SPAPR_DR_CONNECTOR_TYPE_LMB, nr_lmbs); 2193c20d332aSBharata B Rao } 21945dd5238cSJianjun Duan } 2195c20d332aSBharata B Rao 2196c20d332aSBharata B Rao static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev, 2197c20d332aSBharata B Rao uint32_t node, Error **errp) 2198c20d332aSBharata B Rao { 2199c20d332aSBharata B Rao Error *local_err = NULL; 2200c20d332aSBharata B Rao sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev); 2201c20d332aSBharata B Rao PCDIMMDevice *dimm = PC_DIMM(dev); 2202c20d332aSBharata B Rao PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); 2203c20d332aSBharata B Rao MemoryRegion *mr = ddc->get_memory_region(dimm); 2204c20d332aSBharata B Rao uint64_t align = memory_region_get_alignment(mr); 2205c20d332aSBharata B Rao uint64_t size = memory_region_size(mr); 2206c20d332aSBharata B Rao uint64_t addr; 2207c20d332aSBharata B Rao 2208c20d332aSBharata B Rao if (size % SPAPR_MEMORY_BLOCK_SIZE) { 2209c20d332aSBharata B Rao error_setg(&local_err, "Hotplugged memory size must be a multiple of " 2210c20d332aSBharata B Rao "%lld MB", SPAPR_MEMORY_BLOCK_SIZE/M_BYTE); 2211c20d332aSBharata B Rao goto out; 2212c20d332aSBharata B Rao } 2213c20d332aSBharata B Rao 2214d6a9b0b8SMichael S. Tsirkin pc_dimm_memory_plug(dev, &ms->hotplug_memory, mr, align, &local_err); 2215c20d332aSBharata B Rao if (local_err) { 2216c20d332aSBharata B Rao goto out; 2217c20d332aSBharata B Rao } 2218c20d332aSBharata B Rao 2219c20d332aSBharata B Rao addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err); 2220c20d332aSBharata B Rao if (local_err) { 2221c20d332aSBharata B Rao pc_dimm_memory_unplug(dev, &ms->hotplug_memory, mr); 2222c20d332aSBharata B Rao goto out; 2223c20d332aSBharata B Rao } 2224c20d332aSBharata B Rao 2225c20d332aSBharata B Rao spapr_add_lmbs(dev, addr, size, node, &error_abort); 2226c20d332aSBharata B Rao 2227c20d332aSBharata B Rao out: 2228c20d332aSBharata B Rao error_propagate(errp, local_err); 2229c20d332aSBharata B Rao } 2230c20d332aSBharata B Rao 2231af81cf32SBharata B Rao void *spapr_populate_hotplug_cpu_dt(CPUState *cs, int *fdt_offset, 2232af81cf32SBharata B Rao sPAPRMachineState *spapr) 2233af81cf32SBharata B Rao { 2234af81cf32SBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 2235af81cf32SBharata B Rao DeviceClass *dc = DEVICE_GET_CLASS(cs); 2236af81cf32SBharata B Rao int id = ppc_get_vcpu_dt_id(cpu); 2237af81cf32SBharata B Rao void *fdt; 2238af81cf32SBharata B Rao int offset, fdt_size; 2239af81cf32SBharata B Rao char *nodename; 2240af81cf32SBharata B Rao 2241af81cf32SBharata B Rao fdt = create_device_tree(&fdt_size); 2242af81cf32SBharata B Rao nodename = g_strdup_printf("%s@%x", dc->fw_name, id); 2243af81cf32SBharata B Rao offset = fdt_add_subnode(fdt, 0, nodename); 2244af81cf32SBharata B Rao 2245af81cf32SBharata B Rao spapr_populate_cpu_dt(cs, fdt, offset, spapr); 2246af81cf32SBharata B Rao g_free(nodename); 2247af81cf32SBharata B Rao 2248af81cf32SBharata B Rao *fdt_offset = offset; 2249af81cf32SBharata B Rao return fdt; 2250af81cf32SBharata B Rao } 2251af81cf32SBharata B Rao 2252c20d332aSBharata B Rao static void spapr_machine_device_plug(HotplugHandler *hotplug_dev, 2253c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2254c20d332aSBharata B Rao { 2255c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 2256c20d332aSBharata B Rao 2257c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2258b556854bSBharata B Rao int node; 2259c20d332aSBharata B Rao 2260c20d332aSBharata B Rao if (!smc->dr_lmb_enabled) { 2261c20d332aSBharata B Rao error_setg(errp, "Memory hotplug not supported for this machine"); 2262c20d332aSBharata B Rao return; 2263c20d332aSBharata B Rao } 2264c20d332aSBharata B Rao node = object_property_get_int(OBJECT(dev), PC_DIMM_NODE_PROP, errp); 2265c20d332aSBharata B Rao if (*errp) { 2266c20d332aSBharata B Rao return; 2267c20d332aSBharata B Rao } 22681a5512bbSGonglei if (node < 0 || node >= MAX_NODES) { 22691a5512bbSGonglei error_setg(errp, "Invaild node %d", node); 22701a5512bbSGonglei return; 22711a5512bbSGonglei } 2272c20d332aSBharata B Rao 2273b556854bSBharata B Rao /* 2274b556854bSBharata B Rao * Currently PowerPC kernel doesn't allow hot-adding memory to 2275b556854bSBharata B Rao * memory-less node, but instead will silently add the memory 2276b556854bSBharata B Rao * to the first node that has some memory. This causes two 2277b556854bSBharata B Rao * unexpected behaviours for the user. 2278b556854bSBharata B Rao * 2279b556854bSBharata B Rao * - Memory gets hotplugged to a different node than what the user 2280b556854bSBharata B Rao * specified. 2281b556854bSBharata B Rao * - Since pc-dimm subsystem in QEMU still thinks that memory belongs 2282b556854bSBharata B Rao * to memory-less node, a reboot will set things accordingly 2283b556854bSBharata B Rao * and the previously hotplugged memory now ends in the right node. 2284b556854bSBharata B Rao * This appears as if some memory moved from one node to another. 2285b556854bSBharata B Rao * 2286b556854bSBharata B Rao * So until kernel starts supporting memory hotplug to memory-less 2287b556854bSBharata B Rao * nodes, just prevent such attempts upfront in QEMU. 2288b556854bSBharata B Rao */ 2289b556854bSBharata B Rao if (nb_numa_nodes && !numa_info[node].node_mem) { 2290b556854bSBharata B Rao error_setg(errp, "Can't hotplug memory to memory-less node %d", 2291b556854bSBharata B Rao node); 2292b556854bSBharata B Rao return; 2293b556854bSBharata B Rao } 2294b556854bSBharata B Rao 2295c20d332aSBharata B Rao spapr_memory_plug(hotplug_dev, dev, node, errp); 2296af81cf32SBharata B Rao } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 2297af81cf32SBharata B Rao spapr_core_plug(hotplug_dev, dev, errp); 2298c20d332aSBharata B Rao } 2299c20d332aSBharata B Rao } 2300c20d332aSBharata B Rao 2301c20d332aSBharata B Rao static void spapr_machine_device_unplug(HotplugHandler *hotplug_dev, 2302c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2303c20d332aSBharata B Rao { 23043c0c47e3SDavid Gibson MachineClass *mc = MACHINE_GET_CLASS(qdev_get_machine()); 23056f4b5c3eSBharata B Rao 2306c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2307c20d332aSBharata B Rao error_setg(errp, "Memory hot unplug not supported by sPAPR"); 23086f4b5c3eSBharata B Rao } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 23093c0c47e3SDavid Gibson if (!mc->query_hotpluggable_cpus) { 23106f4b5c3eSBharata B Rao error_setg(errp, "CPU hot unplug not supported on this machine"); 23116f4b5c3eSBharata B Rao return; 23126f4b5c3eSBharata B Rao } 23136f4b5c3eSBharata B Rao spapr_core_unplug(hotplug_dev, dev, errp); 2314c20d332aSBharata B Rao } 2315c20d332aSBharata B Rao } 2316c20d332aSBharata B Rao 231794a94e4cSBharata B Rao static void spapr_machine_device_pre_plug(HotplugHandler *hotplug_dev, 231894a94e4cSBharata B Rao DeviceState *dev, Error **errp) 231994a94e4cSBharata B Rao { 232094a94e4cSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 232194a94e4cSBharata B Rao spapr_core_pre_plug(hotplug_dev, dev, errp); 232294a94e4cSBharata B Rao } 232394a94e4cSBharata B Rao } 232494a94e4cSBharata B Rao 23257ebaf795SBharata B Rao static HotplugHandler *spapr_get_hotplug_handler(MachineState *machine, 2326c20d332aSBharata B Rao DeviceState *dev) 2327c20d332aSBharata B Rao { 232894a94e4cSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM) || 232994a94e4cSBharata B Rao object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 2330c20d332aSBharata B Rao return HOTPLUG_HANDLER(machine); 2331c20d332aSBharata B Rao } 2332c20d332aSBharata B Rao return NULL; 2333c20d332aSBharata B Rao } 2334c20d332aSBharata B Rao 233520bb648dSDavid Gibson static unsigned spapr_cpu_index_to_socket_id(unsigned cpu_index) 233620bb648dSDavid Gibson { 233720bb648dSDavid Gibson /* Allocate to NUMA nodes on a "socket" basis (not that concept of 233820bb648dSDavid Gibson * socket means much for the paravirtualized PAPR platform) */ 233920bb648dSDavid Gibson return cpu_index / smp_threads / smp_cores; 234020bb648dSDavid Gibson } 234120bb648dSDavid Gibson 23422474bfd4SIgor Mammedov static HotpluggableCPUList *spapr_query_hotpluggable_cpus(MachineState *machine) 23432474bfd4SIgor Mammedov { 23442474bfd4SIgor Mammedov int i; 23452474bfd4SIgor Mammedov HotpluggableCPUList *head = NULL; 23462474bfd4SIgor Mammedov sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 23472474bfd4SIgor Mammedov int spapr_max_cores = max_cpus / smp_threads; 23482474bfd4SIgor Mammedov 23492474bfd4SIgor Mammedov for (i = 0; i < spapr_max_cores; i++) { 23502474bfd4SIgor Mammedov HotpluggableCPUList *list_item = g_new0(typeof(*list_item), 1); 23512474bfd4SIgor Mammedov HotpluggableCPU *cpu_item = g_new0(typeof(*cpu_item), 1); 23522474bfd4SIgor Mammedov CpuInstanceProperties *cpu_props = g_new0(typeof(*cpu_props), 1); 23532474bfd4SIgor Mammedov 23542474bfd4SIgor Mammedov cpu_item->type = spapr_get_cpu_core_type(machine->cpu_model); 23552474bfd4SIgor Mammedov cpu_item->vcpus_count = smp_threads; 235627393c33SPeter Krempa cpu_props->has_core_id = true; 235712bf2d33SGreg Kurz cpu_props->core_id = i * smp_threads; 23582474bfd4SIgor Mammedov /* TODO: add 'has_node/node' here to describe 23592474bfd4SIgor Mammedov to which node core belongs */ 23602474bfd4SIgor Mammedov 23612474bfd4SIgor Mammedov cpu_item->props = cpu_props; 23622474bfd4SIgor Mammedov if (spapr->cores[i]) { 23632474bfd4SIgor Mammedov cpu_item->has_qom_path = true; 23642474bfd4SIgor Mammedov cpu_item->qom_path = object_get_canonical_path(spapr->cores[i]); 23652474bfd4SIgor Mammedov } 23662474bfd4SIgor Mammedov list_item->value = cpu_item; 23672474bfd4SIgor Mammedov list_item->next = head; 23682474bfd4SIgor Mammedov head = list_item; 23692474bfd4SIgor Mammedov } 23702474bfd4SIgor Mammedov return head; 23712474bfd4SIgor Mammedov } 23722474bfd4SIgor Mammedov 237329ee3247SAlexey Kardashevskiy static void spapr_machine_class_init(ObjectClass *oc, void *data) 237453018216SPaolo Bonzini { 237529ee3247SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 2376224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(oc); 237771461b0fSAlexey Kardashevskiy FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc); 237834316482SAlexey Kardashevskiy NMIClass *nc = NMI_CLASS(oc); 2379c20d332aSBharata B Rao HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 238029ee3247SAlexey Kardashevskiy 23810eb9054cSDavid Gibson mc->desc = "pSeries Logical Partition (PAPR compliant)"; 2382fc9f38c3SDavid Gibson 2383fc9f38c3SDavid Gibson /* 2384fc9f38c3SDavid Gibson * We set up the default / latest behaviour here. The class_init 2385fc9f38c3SDavid Gibson * functions for the specific versioned machine types can override 2386fc9f38c3SDavid Gibson * these details for backwards compatibility 2387fc9f38c3SDavid Gibson */ 2388958db90cSMarcel Apfelbaum mc->init = ppc_spapr_init; 2389958db90cSMarcel Apfelbaum mc->reset = ppc_spapr_reset; 2390958db90cSMarcel Apfelbaum mc->block_default_type = IF_SCSI; 239138b02bd8SAlexey Kardashevskiy mc->max_cpus = MAX_CPUMASK_BITS; 2392958db90cSMarcel Apfelbaum mc->no_parallel = 1; 23935b2128d2SAlexander Graf mc->default_boot_order = ""; 2394a34944feSNikunj A Dadhania mc->default_ram_size = 512 * M_BYTE; 2395958db90cSMarcel Apfelbaum mc->kvm_type = spapr_kvm_type; 23969e3f9733SAlexander Graf mc->has_dynamic_sysbus = true; 2397e4024630SLaurent Vivier mc->pci_allow_0_address = true; 23987ebaf795SBharata B Rao mc->get_hotplug_handler = spapr_get_hotplug_handler; 239994a94e4cSBharata B Rao hc->pre_plug = spapr_machine_device_pre_plug; 2400c20d332aSBharata B Rao hc->plug = spapr_machine_device_plug; 2401c20d332aSBharata B Rao hc->unplug = spapr_machine_device_unplug; 240220bb648dSDavid Gibson mc->cpu_index_to_socket_id = spapr_cpu_index_to_socket_id; 240300b4fbe2SMarcel Apfelbaum 2404fc9f38c3SDavid Gibson smc->dr_lmb_enabled = true; 24053c0c47e3SDavid Gibson mc->query_hotpluggable_cpus = spapr_query_hotpluggable_cpus; 240671461b0fSAlexey Kardashevskiy fwc->get_dev_path = spapr_get_fw_dev_path; 240734316482SAlexey Kardashevskiy nc->nmi_monitor_handler = spapr_nmi; 240853018216SPaolo Bonzini } 240953018216SPaolo Bonzini 241029ee3247SAlexey Kardashevskiy static const TypeInfo spapr_machine_info = { 241129ee3247SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE, 241229ee3247SAlexey Kardashevskiy .parent = TYPE_MACHINE, 24134aee7362SDavid Gibson .abstract = true, 24146ca1502eSAlexey Kardashevskiy .instance_size = sizeof(sPAPRMachineState), 241523825581SEduardo Habkost .instance_init = spapr_machine_initfn, 241687bbdd9cSDavid Gibson .instance_finalize = spapr_machine_finalizefn, 2417183930c0SDavid Gibson .class_size = sizeof(sPAPRMachineClass), 241829ee3247SAlexey Kardashevskiy .class_init = spapr_machine_class_init, 241971461b0fSAlexey Kardashevskiy .interfaces = (InterfaceInfo[]) { 242071461b0fSAlexey Kardashevskiy { TYPE_FW_PATH_PROVIDER }, 242134316482SAlexey Kardashevskiy { TYPE_NMI }, 2422c20d332aSBharata B Rao { TYPE_HOTPLUG_HANDLER }, 242371461b0fSAlexey Kardashevskiy { } 242471461b0fSAlexey Kardashevskiy }, 242529ee3247SAlexey Kardashevskiy }; 242629ee3247SAlexey Kardashevskiy 2427fccbc785SDavid Gibson #define DEFINE_SPAPR_MACHINE(suffix, verstr, latest) \ 24285013c547SDavid Gibson static void spapr_machine_##suffix##_class_init(ObjectClass *oc, \ 24295013c547SDavid Gibson void *data) \ 24305013c547SDavid Gibson { \ 24315013c547SDavid Gibson MachineClass *mc = MACHINE_CLASS(oc); \ 24325013c547SDavid Gibson spapr_machine_##suffix##_class_options(mc); \ 2433fccbc785SDavid Gibson if (latest) { \ 2434fccbc785SDavid Gibson mc->alias = "pseries"; \ 2435fccbc785SDavid Gibson mc->is_default = 1; \ 2436fccbc785SDavid Gibson } \ 24375013c547SDavid Gibson } \ 24385013c547SDavid Gibson static void spapr_machine_##suffix##_instance_init(Object *obj) \ 24395013c547SDavid Gibson { \ 24405013c547SDavid Gibson MachineState *machine = MACHINE(obj); \ 24415013c547SDavid Gibson spapr_machine_##suffix##_instance_options(machine); \ 24425013c547SDavid Gibson } \ 24435013c547SDavid Gibson static const TypeInfo spapr_machine_##suffix##_info = { \ 24445013c547SDavid Gibson .name = MACHINE_TYPE_NAME("pseries-" verstr), \ 24455013c547SDavid Gibson .parent = TYPE_SPAPR_MACHINE, \ 24465013c547SDavid Gibson .class_init = spapr_machine_##suffix##_class_init, \ 24475013c547SDavid Gibson .instance_init = spapr_machine_##suffix##_instance_init, \ 24485013c547SDavid Gibson }; \ 24495013c547SDavid Gibson static void spapr_machine_register_##suffix(void) \ 24505013c547SDavid Gibson { \ 24515013c547SDavid Gibson type_register(&spapr_machine_##suffix##_info); \ 24525013c547SDavid Gibson } \ 24530e6aac87SEduardo Habkost type_init(spapr_machine_register_##suffix) 24545013c547SDavid Gibson 24551c5f29bbSDavid Gibson /* 2456db800b21SDavid Gibson * pseries-2.8 2457db800b21SDavid Gibson */ 2458db800b21SDavid Gibson static void spapr_machine_2_8_instance_options(MachineState *machine) 2459db800b21SDavid Gibson { 2460db800b21SDavid Gibson } 2461db800b21SDavid Gibson 2462db800b21SDavid Gibson static void spapr_machine_2_8_class_options(MachineClass *mc) 2463db800b21SDavid Gibson { 2464db800b21SDavid Gibson /* Defaults for the latest behaviour inherited from the base class */ 2465db800b21SDavid Gibson } 2466db800b21SDavid Gibson 2467db800b21SDavid Gibson DEFINE_SPAPR_MACHINE(2_8, "2.8", true); 2468db800b21SDavid Gibson 2469db800b21SDavid Gibson /* 24701ea1eefcSBharata B Rao * pseries-2.7 24711ea1eefcSBharata B Rao */ 2472db800b21SDavid Gibson #define SPAPR_COMPAT_2_7 \ 2473db800b21SDavid Gibson HW_COMPAT_2_7 \ 2474db800b21SDavid Gibson 24751ea1eefcSBharata B Rao static void spapr_machine_2_7_instance_options(MachineState *machine) 24761ea1eefcSBharata B Rao { 24771ea1eefcSBharata B Rao } 24781ea1eefcSBharata B Rao 24791ea1eefcSBharata B Rao static void spapr_machine_2_7_class_options(MachineClass *mc) 24801ea1eefcSBharata B Rao { 2481db800b21SDavid Gibson spapr_machine_2_8_class_options(mc); 2482db800b21SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_7); 24831ea1eefcSBharata B Rao } 24841ea1eefcSBharata B Rao 2485db800b21SDavid Gibson DEFINE_SPAPR_MACHINE(2_7, "2.7", false); 24861ea1eefcSBharata B Rao 24871ea1eefcSBharata B Rao /* 24884b23699cSDavid Gibson * pseries-2.6 24894b23699cSDavid Gibson */ 24901ea1eefcSBharata B Rao #define SPAPR_COMPAT_2_6 \ 2491ae4de14cSAlexey Kardashevskiy HW_COMPAT_2_6 \ 2492ae4de14cSAlexey Kardashevskiy { \ 2493ae4de14cSAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 2494ae4de14cSAlexey Kardashevskiy .property = "ddw",\ 2495ae4de14cSAlexey Kardashevskiy .value = stringify(off),\ 2496ae4de14cSAlexey Kardashevskiy }, 24971ea1eefcSBharata B Rao 24984b23699cSDavid Gibson static void spapr_machine_2_6_instance_options(MachineState *machine) 24994b23699cSDavid Gibson { 25004b23699cSDavid Gibson } 25014b23699cSDavid Gibson 25024b23699cSDavid Gibson static void spapr_machine_2_6_class_options(MachineClass *mc) 25034b23699cSDavid Gibson { 25041ea1eefcSBharata B Rao spapr_machine_2_7_class_options(mc); 25053c0c47e3SDavid Gibson mc->query_hotpluggable_cpus = NULL; 25061ea1eefcSBharata B Rao SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_6); 25074b23699cSDavid Gibson } 25084b23699cSDavid Gibson 25091ea1eefcSBharata B Rao DEFINE_SPAPR_MACHINE(2_6, "2.6", false); 25104b23699cSDavid Gibson 25114b23699cSDavid Gibson /* 25121c5f29bbSDavid Gibson * pseries-2.5 25131c5f29bbSDavid Gibson */ 25144b23699cSDavid Gibson #define SPAPR_COMPAT_2_5 \ 251557c522f4SThomas Huth HW_COMPAT_2_5 \ 251657c522f4SThomas Huth { \ 251757c522f4SThomas Huth .driver = "spapr-vlan", \ 251857c522f4SThomas Huth .property = "use-rx-buffer-pools", \ 251957c522f4SThomas Huth .value = "off", \ 252057c522f4SThomas Huth }, 25214b23699cSDavid Gibson 25225013c547SDavid Gibson static void spapr_machine_2_5_instance_options(MachineState *machine) 25231c5f29bbSDavid Gibson { 25245013c547SDavid Gibson } 25255013c547SDavid Gibson 25265013c547SDavid Gibson static void spapr_machine_2_5_class_options(MachineClass *mc) 25275013c547SDavid Gibson { 252857040d45SThomas Huth sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 252957040d45SThomas Huth 25304b23699cSDavid Gibson spapr_machine_2_6_class_options(mc); 253157040d45SThomas Huth smc->use_ohci_by_default = true; 25324b23699cSDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_5); 25331c5f29bbSDavid Gibson } 25341c5f29bbSDavid Gibson 25354b23699cSDavid Gibson DEFINE_SPAPR_MACHINE(2_5, "2.5", false); 25361c5f29bbSDavid Gibson 25371c5f29bbSDavid Gibson /* 25381c5f29bbSDavid Gibson * pseries-2.4 25391c5f29bbSDavid Gibson */ 254080fd50f9SCornelia Huck #define SPAPR_COMPAT_2_4 \ 254180fd50f9SCornelia Huck HW_COMPAT_2_4 254280fd50f9SCornelia Huck 25435013c547SDavid Gibson static void spapr_machine_2_4_instance_options(MachineState *machine) 25441c5f29bbSDavid Gibson { 25455013c547SDavid Gibson spapr_machine_2_5_instance_options(machine); 25465013c547SDavid Gibson } 25471c5f29bbSDavid Gibson 25485013c547SDavid Gibson static void spapr_machine_2_4_class_options(MachineClass *mc) 25495013c547SDavid Gibson { 2550fc9f38c3SDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 2551fc9f38c3SDavid Gibson 2552fc9f38c3SDavid Gibson spapr_machine_2_5_class_options(mc); 2553fc9f38c3SDavid Gibson smc->dr_lmb_enabled = false; 2554f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_4); 25551c5f29bbSDavid Gibson } 25561c5f29bbSDavid Gibson 2557fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_4, "2.4", false); 25581c5f29bbSDavid Gibson 25591c5f29bbSDavid Gibson /* 25601c5f29bbSDavid Gibson * pseries-2.3 25611c5f29bbSDavid Gibson */ 256238ff32c6SEduardo Habkost #define SPAPR_COMPAT_2_3 \ 25637619c7b0SMichael Roth HW_COMPAT_2_3 \ 25647619c7b0SMichael Roth {\ 25657619c7b0SMichael Roth .driver = "spapr-pci-host-bridge",\ 25667619c7b0SMichael Roth .property = "dynamic-reconfiguration",\ 25677619c7b0SMichael Roth .value = "off",\ 25687619c7b0SMichael Roth }, 256938ff32c6SEduardo Habkost 25705013c547SDavid Gibson static void spapr_machine_2_3_instance_options(MachineState *machine) 25711c5f29bbSDavid Gibson { 25725013c547SDavid Gibson spapr_machine_2_4_instance_options(machine); 25731c5f29bbSDavid Gibson savevm_skip_section_footers(); 25741c5f29bbSDavid Gibson global_state_set_optional(); 257509b5e30dSGreg Kurz savevm_skip_configuration(); 25761c5f29bbSDavid Gibson } 25771c5f29bbSDavid Gibson 25785013c547SDavid Gibson static void spapr_machine_2_3_class_options(MachineClass *mc) 25791c5f29bbSDavid Gibson { 2580fc9f38c3SDavid Gibson spapr_machine_2_4_class_options(mc); 2581f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_3); 25821c5f29bbSDavid Gibson } 2583fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_3, "2.3", false); 25841c5f29bbSDavid Gibson 25851c5f29bbSDavid Gibson /* 25861c5f29bbSDavid Gibson * pseries-2.2 25871c5f29bbSDavid Gibson */ 25881c5f29bbSDavid Gibson 2589b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_2 \ 25904dfd8eaaSEduardo Habkost HW_COMPAT_2_2 \ 2591b194df47SAlexey Kardashevskiy {\ 2592b194df47SAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 2593b194df47SAlexey Kardashevskiy .property = "mem_win_size",\ 2594b194df47SAlexey Kardashevskiy .value = "0x20000000",\ 2595dd754bafSEduardo Habkost }, 2596b194df47SAlexey Kardashevskiy 25975013c547SDavid Gibson static void spapr_machine_2_2_instance_options(MachineState *machine) 2598b0e966d0SJason Wang { 25995013c547SDavid Gibson spapr_machine_2_3_instance_options(machine); 2600cba0e779SGreg Kurz machine->suppress_vmdesc = true; 2601b0e966d0SJason Wang } 2602b0e966d0SJason Wang 26035013c547SDavid Gibson static void spapr_machine_2_2_class_options(MachineClass *mc) 2604b0e966d0SJason Wang { 2605fc9f38c3SDavid Gibson spapr_machine_2_3_class_options(mc); 2606f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_2); 26071c5f29bbSDavid Gibson } 2608fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_2, "2.2", false); 26091c5f29bbSDavid Gibson 26101c5f29bbSDavid Gibson /* 26111c5f29bbSDavid Gibson * pseries-2.1 26121c5f29bbSDavid Gibson */ 26131c5f29bbSDavid Gibson #define SPAPR_COMPAT_2_1 \ 26141c5f29bbSDavid Gibson HW_COMPAT_2_1 26151c5f29bbSDavid Gibson 26165013c547SDavid Gibson static void spapr_machine_2_1_instance_options(MachineState *machine) 26171c5f29bbSDavid Gibson { 26185013c547SDavid Gibson spapr_machine_2_2_instance_options(machine); 26191c5f29bbSDavid Gibson } 26201c5f29bbSDavid Gibson 26215013c547SDavid Gibson static void spapr_machine_2_1_class_options(MachineClass *mc) 2622b0e966d0SJason Wang { 2623fc9f38c3SDavid Gibson spapr_machine_2_2_class_options(mc); 2624f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_1); 26256026db45SAlexey Kardashevskiy } 2626fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_1, "2.1", false); 26276026db45SAlexey Kardashevskiy 262829ee3247SAlexey Kardashevskiy static void spapr_machine_register_types(void) 262929ee3247SAlexey Kardashevskiy { 263029ee3247SAlexey Kardashevskiy type_register_static(&spapr_machine_info); 263129ee3247SAlexey Kardashevskiy } 263229ee3247SAlexey Kardashevskiy 263329ee3247SAlexey Kardashevskiy type_init(spapr_machine_register_types) 2634