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 549*230bf719SThomas Huth /* Populate the "ibm,pa-features" property */ 550*230bf719SThomas Huth static void spapr_populate_pa_features(CPUPPCState *env, void *fdt, int offset) 551*230bf719SThomas Huth { 552*230bf719SThomas Huth uint8_t pa_features_206[] = { 6, 0, 553*230bf719SThomas Huth 0xf6, 0x1f, 0xc7, 0x00, 0x80, 0xc0 }; 554*230bf719SThomas Huth uint8_t pa_features_207[] = { 24, 0, 555*230bf719SThomas Huth 0xf6, 0x1f, 0xc7, 0xc0, 0x80, 0xf0, 556*230bf719SThomas Huth 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 557*230bf719SThomas Huth 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 558*230bf719SThomas Huth 0x80, 0x00, 0x80, 0x00, 0x80, 0x00 }; 559*230bf719SThomas Huth uint8_t *pa_features; 560*230bf719SThomas Huth size_t pa_size; 561*230bf719SThomas Huth 562*230bf719SThomas Huth if (env->mmu_model == POWERPC_MMU_2_06) { 563*230bf719SThomas Huth pa_features = pa_features_206; 564*230bf719SThomas Huth pa_size = sizeof(pa_features_206); 565*230bf719SThomas Huth } else { /* env->mmu_model == POWERPC_MMU_2_07 */ 566*230bf719SThomas Huth pa_features = pa_features_207; 567*230bf719SThomas Huth pa_size = sizeof(pa_features_207); 568*230bf719SThomas Huth } 569*230bf719SThomas Huth 570*230bf719SThomas Huth if (env->ci_large_pages) { 571*230bf719SThomas Huth /* 572*230bf719SThomas Huth * Note: we keep CI large pages off by default because a 64K capable 573*230bf719SThomas Huth * guest provisioned with large pages might otherwise try to map a qemu 574*230bf719SThomas Huth * framebuffer (or other kind of memory mapped PCI BAR) using 64K pages 575*230bf719SThomas Huth * even if that qemu runs on a 4k host. 576*230bf719SThomas Huth * We dd this bit back here if we are confident this is not an issue 577*230bf719SThomas Huth */ 578*230bf719SThomas Huth pa_features[3] |= 0x20; 579*230bf719SThomas Huth } 580*230bf719SThomas Huth 581*230bf719SThomas Huth _FDT((fdt_setprop(fdt, offset, "ibm,pa-features", pa_features, pa_size))); 582*230bf719SThomas Huth } 583*230bf719SThomas Huth 5840da6f3feSBharata B Rao static void spapr_populate_cpu_dt(CPUState *cs, void *fdt, int offset, 5850da6f3feSBharata B Rao sPAPRMachineState *spapr) 5860da6f3feSBharata B Rao { 5870da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 5880da6f3feSBharata B Rao CPUPPCState *env = &cpu->env; 5890da6f3feSBharata B Rao PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); 5900da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 5910da6f3feSBharata B Rao uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40), 5920da6f3feSBharata B Rao 0xffffffff, 0xffffffff}; 593afd10a0fSBharata B Rao uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() 594afd10a0fSBharata B Rao : SPAPR_TIMEBASE_FREQ; 5950da6f3feSBharata B Rao uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; 5960da6f3feSBharata B Rao uint32_t page_sizes_prop[64]; 5970da6f3feSBharata B Rao size_t page_sizes_prop_size; 59822419c2aSDavid Gibson uint32_t vcpus_per_socket = smp_threads * smp_cores; 5990da6f3feSBharata B Rao uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 600af81cf32SBharata B Rao sPAPRDRConnector *drc; 601af81cf32SBharata B Rao sPAPRDRConnectorClass *drck; 602af81cf32SBharata B Rao int drc_index; 603af81cf32SBharata B Rao 604af81cf32SBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_CPU, index); 605af81cf32SBharata B Rao if (drc) { 606af81cf32SBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 607af81cf32SBharata B Rao drc_index = drck->get_index(drc); 608af81cf32SBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,my-drc-index", drc_index))); 609af81cf32SBharata B Rao } 6100da6f3feSBharata B Rao 6110da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "reg", index))); 6120da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "device_type", "cpu"))); 6130da6f3feSBharata B Rao 6140da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "cpu-version", env->spr[SPR_PVR]))); 6150da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-block-size", 6160da6f3feSBharata B Rao env->dcache_line_size))); 6170da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-line-size", 6180da6f3feSBharata B Rao env->dcache_line_size))); 6190da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-block-size", 6200da6f3feSBharata B Rao env->icache_line_size))); 6210da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-line-size", 6220da6f3feSBharata B Rao env->icache_line_size))); 6230da6f3feSBharata B Rao 6240da6f3feSBharata B Rao if (pcc->l1_dcache_size) { 6250da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-size", 6260da6f3feSBharata B Rao pcc->l1_dcache_size))); 6270da6f3feSBharata B Rao } else { 628ce9863b7SCédric Le Goater error_report("Warning: Unknown L1 dcache size for cpu"); 6290da6f3feSBharata B Rao } 6300da6f3feSBharata B Rao if (pcc->l1_icache_size) { 6310da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-size", 6320da6f3feSBharata B Rao pcc->l1_icache_size))); 6330da6f3feSBharata B Rao } else { 634ce9863b7SCédric Le Goater error_report("Warning: Unknown L1 icache size for cpu"); 6350da6f3feSBharata B Rao } 6360da6f3feSBharata B Rao 6370da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "timebase-frequency", tbfreq))); 6380da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "clock-frequency", cpufreq))); 639fd5da5c4SThomas Huth _FDT((fdt_setprop_cell(fdt, offset, "slb-size", env->slb_nr))); 6400da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,slb-size", env->slb_nr))); 6410da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "status", "okay"))); 6420da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0))); 6430da6f3feSBharata B Rao 6440da6f3feSBharata B Rao if (env->spr_cb[SPR_PURR].oea_read) { 6450da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0))); 6460da6f3feSBharata B Rao } 6470da6f3feSBharata B Rao 6480da6f3feSBharata B Rao if (env->mmu_model & POWERPC_MMU_1TSEG) { 6490da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,processor-segment-sizes", 6500da6f3feSBharata B Rao segs, sizeof(segs)))); 6510da6f3feSBharata B Rao } 6520da6f3feSBharata B Rao 6530da6f3feSBharata B Rao /* Advertise VMX/VSX (vector extensions) if available 6540da6f3feSBharata B Rao * 0 / no property == no vector extensions 6550da6f3feSBharata B Rao * 1 == VMX / Altivec available 6560da6f3feSBharata B Rao * 2 == VSX available */ 6570da6f3feSBharata B Rao if (env->insns_flags & PPC_ALTIVEC) { 6580da6f3feSBharata B Rao uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1; 6590da6f3feSBharata B Rao 6600da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", vmx))); 6610da6f3feSBharata B Rao } 6620da6f3feSBharata B Rao 6630da6f3feSBharata B Rao /* Advertise DFP (Decimal Floating Point) if available 6640da6f3feSBharata B Rao * 0 / no property == no DFP 6650da6f3feSBharata B Rao * 1 == DFP available */ 6660da6f3feSBharata B Rao if (env->insns_flags2 & PPC2_DFP) { 6670da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,dfp", 1))); 6680da6f3feSBharata B Rao } 6690da6f3feSBharata B Rao 6703654fa95SCédric Le Goater page_sizes_prop_size = ppc_create_page_sizes_prop(env, page_sizes_prop, 6710da6f3feSBharata B Rao sizeof(page_sizes_prop)); 6720da6f3feSBharata B Rao if (page_sizes_prop_size) { 6730da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,segment-page-sizes", 6740da6f3feSBharata B Rao page_sizes_prop, page_sizes_prop_size))); 6750da6f3feSBharata B Rao } 6760da6f3feSBharata B Rao 677*230bf719SThomas Huth spapr_populate_pa_features(env, fdt, offset); 67890da0d5aSBenjamin Herrenschmidt 6790da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,chip-id", 68022419c2aSDavid Gibson cs->cpu_index / vcpus_per_socket))); 6810da6f3feSBharata B Rao 6820da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,pft-size", 6830da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)))); 6840da6f3feSBharata B Rao 6850da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_numa_dt(fdt, offset, cs)); 6860da6f3feSBharata B Rao 6870da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 6880da6f3feSBharata B Rao ppc_get_compat_smt_threads(cpu))); 6890da6f3feSBharata B Rao } 6900da6f3feSBharata B Rao 6910da6f3feSBharata B Rao static void spapr_populate_cpus_dt_node(void *fdt, sPAPRMachineState *spapr) 6920da6f3feSBharata B Rao { 6930da6f3feSBharata B Rao CPUState *cs; 6940da6f3feSBharata B Rao int cpus_offset; 6950da6f3feSBharata B Rao char *nodename; 6960da6f3feSBharata B Rao int smt = kvmppc_smt_threads(); 6970da6f3feSBharata B Rao 6980da6f3feSBharata B Rao cpus_offset = fdt_add_subnode(fdt, 0, "cpus"); 6990da6f3feSBharata B Rao _FDT(cpus_offset); 7000da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#address-cells", 0x1))); 7010da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#size-cells", 0x0))); 7020da6f3feSBharata B Rao 7030da6f3feSBharata B Rao /* 7040da6f3feSBharata B Rao * We walk the CPUs in reverse order to ensure that CPU DT nodes 7050da6f3feSBharata B Rao * created by fdt_add_subnode() end up in the right order in FDT 7060da6f3feSBharata B Rao * for the guest kernel the enumerate the CPUs correctly. 7070da6f3feSBharata B Rao */ 7080da6f3feSBharata B Rao CPU_FOREACH_REVERSE(cs) { 7090da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 7100da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 7110da6f3feSBharata B Rao DeviceClass *dc = DEVICE_GET_CLASS(cs); 7120da6f3feSBharata B Rao int offset; 7130da6f3feSBharata B Rao 7140da6f3feSBharata B Rao if ((index % smt) != 0) { 7150da6f3feSBharata B Rao continue; 7160da6f3feSBharata B Rao } 7170da6f3feSBharata B Rao 7180da6f3feSBharata B Rao nodename = g_strdup_printf("%s@%x", dc->fw_name, index); 7190da6f3feSBharata B Rao offset = fdt_add_subnode(fdt, cpus_offset, nodename); 7200da6f3feSBharata B Rao g_free(nodename); 7210da6f3feSBharata B Rao _FDT(offset); 7220da6f3feSBharata B Rao spapr_populate_cpu_dt(cs, fdt, offset, spapr); 7230da6f3feSBharata B Rao } 7240da6f3feSBharata B Rao 7250da6f3feSBharata B Rao } 7260da6f3feSBharata B Rao 72703d196b7SBharata B Rao /* 72803d196b7SBharata B Rao * Adds ibm,dynamic-reconfiguration-memory node. 72903d196b7SBharata B Rao * Refer to docs/specs/ppc-spapr-hotplug.txt for the documentation 73003d196b7SBharata B Rao * of this device tree node. 73103d196b7SBharata B Rao */ 73203d196b7SBharata B Rao static int spapr_populate_drconf_memory(sPAPRMachineState *spapr, void *fdt) 73303d196b7SBharata B Rao { 73403d196b7SBharata B Rao MachineState *machine = MACHINE(spapr); 73503d196b7SBharata B Rao int ret, i, offset; 73603d196b7SBharata B Rao uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 73703d196b7SBharata B Rao uint32_t prop_lmb_size[] = {0, cpu_to_be32(lmb_size)}; 738d0e5a8f2SBharata B Rao uint32_t hotplug_lmb_start = spapr->hotplug_memory.base / lmb_size; 739d0e5a8f2SBharata B Rao uint32_t nr_lmbs = (spapr->hotplug_memory.base + 740d0e5a8f2SBharata B Rao memory_region_size(&spapr->hotplug_memory.mr)) / 741d0e5a8f2SBharata B Rao lmb_size; 74203d196b7SBharata B Rao uint32_t *int_buf, *cur_index, buf_len; 7436663864eSBharata B Rao int nr_nodes = nb_numa_nodes ? nb_numa_nodes : 1; 74403d196b7SBharata B Rao 745ef001f06SThomas Huth /* 746d0e5a8f2SBharata B Rao * Don't create the node if there is no hotpluggable memory 74716c25aefSBharata B Rao */ 748d0e5a8f2SBharata B Rao if (machine->ram_size == machine->maxram_size) { 74916c25aefSBharata B Rao return 0; 75016c25aefSBharata B Rao } 75116c25aefSBharata B Rao 75216c25aefSBharata B Rao /* 753ef001f06SThomas Huth * Allocate enough buffer size to fit in ibm,dynamic-memory 754ef001f06SThomas Huth * or ibm,associativity-lookup-arrays 755ef001f06SThomas Huth */ 756ef001f06SThomas Huth buf_len = MAX(nr_lmbs * SPAPR_DR_LMB_LIST_ENTRY_SIZE + 1, nr_nodes * 4 + 2) 757ef001f06SThomas Huth * sizeof(uint32_t); 75803d196b7SBharata B Rao cur_index = int_buf = g_malloc0(buf_len); 75903d196b7SBharata B Rao 76003d196b7SBharata B Rao offset = fdt_add_subnode(fdt, 0, "ibm,dynamic-reconfiguration-memory"); 76103d196b7SBharata B Rao 76203d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,lmb-size", prop_lmb_size, 76303d196b7SBharata B Rao sizeof(prop_lmb_size)); 76403d196b7SBharata B Rao if (ret < 0) { 76503d196b7SBharata B Rao goto out; 76603d196b7SBharata B Rao } 76703d196b7SBharata B Rao 76803d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-flags-mask", 0xff); 76903d196b7SBharata B Rao if (ret < 0) { 77003d196b7SBharata B Rao goto out; 77103d196b7SBharata B Rao } 77203d196b7SBharata B Rao 77303d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-preservation-time", 0x0); 77403d196b7SBharata B Rao if (ret < 0) { 77503d196b7SBharata B Rao goto out; 77603d196b7SBharata B Rao } 77703d196b7SBharata B Rao 77803d196b7SBharata B Rao /* ibm,dynamic-memory */ 77903d196b7SBharata B Rao int_buf[0] = cpu_to_be32(nr_lmbs); 78003d196b7SBharata B Rao cur_index++; 78103d196b7SBharata B Rao for (i = 0; i < nr_lmbs; i++) { 782d0e5a8f2SBharata B Rao uint64_t addr = i * lmb_size; 78303d196b7SBharata B Rao uint32_t *dynamic_memory = cur_index; 78403d196b7SBharata B Rao 785d0e5a8f2SBharata B Rao if (i >= hotplug_lmb_start) { 786d0e5a8f2SBharata B Rao sPAPRDRConnector *drc; 787d0e5a8f2SBharata B Rao sPAPRDRConnectorClass *drck; 788d0e5a8f2SBharata B Rao 789d0e5a8f2SBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, i); 79003d196b7SBharata B Rao g_assert(drc); 79103d196b7SBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 79203d196b7SBharata B Rao 79303d196b7SBharata B Rao dynamic_memory[0] = cpu_to_be32(addr >> 32); 79403d196b7SBharata B Rao dynamic_memory[1] = cpu_to_be32(addr & 0xffffffff); 79503d196b7SBharata B Rao dynamic_memory[2] = cpu_to_be32(drck->get_index(drc)); 79603d196b7SBharata B Rao dynamic_memory[3] = cpu_to_be32(0); /* reserved */ 79703d196b7SBharata B Rao dynamic_memory[4] = cpu_to_be32(numa_get_node(addr, NULL)); 798d0e5a8f2SBharata B Rao if (memory_region_present(get_system_memory(), addr)) { 79903d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(SPAPR_LMB_FLAGS_ASSIGNED); 80003d196b7SBharata B Rao } else { 80103d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(0); 80203d196b7SBharata B Rao } 803d0e5a8f2SBharata B Rao } else { 804d0e5a8f2SBharata B Rao /* 805d0e5a8f2SBharata B Rao * LMB information for RMA, boot time RAM and gap b/n RAM and 806d0e5a8f2SBharata B Rao * hotplug memory region -- all these are marked as reserved 807d0e5a8f2SBharata B Rao * and as having no valid DRC. 808d0e5a8f2SBharata B Rao */ 809d0e5a8f2SBharata B Rao dynamic_memory[0] = cpu_to_be32(addr >> 32); 810d0e5a8f2SBharata B Rao dynamic_memory[1] = cpu_to_be32(addr & 0xffffffff); 811d0e5a8f2SBharata B Rao dynamic_memory[2] = cpu_to_be32(0); 812d0e5a8f2SBharata B Rao dynamic_memory[3] = cpu_to_be32(0); /* reserved */ 813d0e5a8f2SBharata B Rao dynamic_memory[4] = cpu_to_be32(-1); 814d0e5a8f2SBharata B Rao dynamic_memory[5] = cpu_to_be32(SPAPR_LMB_FLAGS_RESERVED | 815d0e5a8f2SBharata B Rao SPAPR_LMB_FLAGS_DRC_INVALID); 816d0e5a8f2SBharata B Rao } 81703d196b7SBharata B Rao 81803d196b7SBharata B Rao cur_index += SPAPR_DR_LMB_LIST_ENTRY_SIZE; 81903d196b7SBharata B Rao } 82003d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,dynamic-memory", int_buf, buf_len); 82103d196b7SBharata B Rao if (ret < 0) { 82203d196b7SBharata B Rao goto out; 82303d196b7SBharata B Rao } 82403d196b7SBharata B Rao 82503d196b7SBharata B Rao /* ibm,associativity-lookup-arrays */ 82603d196b7SBharata B Rao cur_index = int_buf; 8276663864eSBharata B Rao int_buf[0] = cpu_to_be32(nr_nodes); 82803d196b7SBharata B Rao int_buf[1] = cpu_to_be32(4); /* Number of entries per associativity list */ 82903d196b7SBharata B Rao cur_index += 2; 8306663864eSBharata B Rao for (i = 0; i < nr_nodes; i++) { 83103d196b7SBharata B Rao uint32_t associativity[] = { 83203d196b7SBharata B Rao cpu_to_be32(0x0), 83303d196b7SBharata B Rao cpu_to_be32(0x0), 83403d196b7SBharata B Rao cpu_to_be32(0x0), 83503d196b7SBharata B Rao cpu_to_be32(i) 83603d196b7SBharata B Rao }; 83703d196b7SBharata B Rao memcpy(cur_index, associativity, sizeof(associativity)); 83803d196b7SBharata B Rao cur_index += 4; 83903d196b7SBharata B Rao } 84003d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity-lookup-arrays", int_buf, 84103d196b7SBharata B Rao (cur_index - int_buf) * sizeof(uint32_t)); 84203d196b7SBharata B Rao out: 84303d196b7SBharata B Rao g_free(int_buf); 84403d196b7SBharata B Rao return ret; 84503d196b7SBharata B Rao } 84603d196b7SBharata B Rao 84703d196b7SBharata B Rao int spapr_h_cas_compose_response(sPAPRMachineState *spapr, 84803d196b7SBharata B Rao target_ulong addr, target_ulong size, 84903d196b7SBharata B Rao bool cpu_update, bool memory_update) 85003d196b7SBharata B Rao { 85103d196b7SBharata B Rao void *fdt, *fdt_skel; 85203d196b7SBharata B Rao sPAPRDeviceTreeUpdateHeader hdr = { .version_id = 1 }; 85303d196b7SBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 85403d196b7SBharata B Rao 85503d196b7SBharata B Rao size -= sizeof(hdr); 85603d196b7SBharata B Rao 85703d196b7SBharata B Rao /* Create sceleton */ 85803d196b7SBharata B Rao fdt_skel = g_malloc0(size); 85903d196b7SBharata B Rao _FDT((fdt_create(fdt_skel, size))); 86003d196b7SBharata B Rao _FDT((fdt_begin_node(fdt_skel, ""))); 86103d196b7SBharata B Rao _FDT((fdt_end_node(fdt_skel))); 86203d196b7SBharata B Rao _FDT((fdt_finish(fdt_skel))); 86303d196b7SBharata B Rao fdt = g_malloc0(size); 86403d196b7SBharata B Rao _FDT((fdt_open_into(fdt_skel, fdt, size))); 86503d196b7SBharata B Rao g_free(fdt_skel); 86603d196b7SBharata B Rao 86703d196b7SBharata B Rao /* Fixup cpu nodes */ 86803d196b7SBharata B Rao if (cpu_update) { 86903d196b7SBharata B Rao _FDT((spapr_fixup_cpu_dt(fdt, spapr))); 87003d196b7SBharata B Rao } 87103d196b7SBharata B Rao 87216c25aefSBharata B Rao /* Generate ibm,dynamic-reconfiguration-memory node if required */ 87303d196b7SBharata B Rao if (memory_update && smc->dr_lmb_enabled) { 87403d196b7SBharata B Rao _FDT((spapr_populate_drconf_memory(spapr, fdt))); 87503d196b7SBharata B Rao } 87603d196b7SBharata B Rao 87703d196b7SBharata B Rao /* Pack resulting tree */ 87803d196b7SBharata B Rao _FDT((fdt_pack(fdt))); 87903d196b7SBharata B Rao 88003d196b7SBharata B Rao if (fdt_totalsize(fdt) + sizeof(hdr) > size) { 88103d196b7SBharata B Rao trace_spapr_cas_failed(size); 88203d196b7SBharata B Rao return -1; 88303d196b7SBharata B Rao } 88403d196b7SBharata B Rao 88503d196b7SBharata B Rao cpu_physical_memory_write(addr, &hdr, sizeof(hdr)); 88603d196b7SBharata B Rao cpu_physical_memory_write(addr + sizeof(hdr), fdt, fdt_totalsize(fdt)); 88703d196b7SBharata B Rao trace_spapr_cas_continue(fdt_totalsize(fdt) + sizeof(hdr)); 88803d196b7SBharata B Rao g_free(fdt); 88903d196b7SBharata B Rao 89003d196b7SBharata B Rao return 0; 89103d196b7SBharata B Rao } 89203d196b7SBharata B Rao 89328e02042SDavid Gibson static void spapr_finalize_fdt(sPAPRMachineState *spapr, 89453018216SPaolo Bonzini hwaddr fdt_addr, 89553018216SPaolo Bonzini hwaddr rtas_addr, 89653018216SPaolo Bonzini hwaddr rtas_size) 89753018216SPaolo Bonzini { 8985b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 8993c0c47e3SDavid Gibson MachineClass *mc = MACHINE_GET_CLASS(machine); 900c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 9015b2128d2SAlexander Graf const char *boot_device = machine->boot_order; 90271461b0fSAlexey Kardashevskiy int ret, i; 90371461b0fSAlexey Kardashevskiy size_t cb = 0; 90471461b0fSAlexey Kardashevskiy char *bootlist; 90553018216SPaolo Bonzini void *fdt; 90653018216SPaolo Bonzini sPAPRPHBState *phb; 90753018216SPaolo Bonzini 90853018216SPaolo Bonzini fdt = g_malloc(FDT_MAX_SIZE); 90953018216SPaolo Bonzini 91053018216SPaolo Bonzini /* open out the base tree into a temp buffer for the final tweaks */ 91153018216SPaolo Bonzini _FDT((fdt_open_into(spapr->fdt_skel, fdt, FDT_MAX_SIZE))); 91253018216SPaolo Bonzini 913e8f986fcSBharata B Rao ret = spapr_populate_memory(spapr, fdt); 914e8f986fcSBharata B Rao if (ret < 0) { 915ce9863b7SCédric Le Goater error_report("couldn't setup memory nodes in fdt"); 916e8f986fcSBharata B Rao exit(1); 91753018216SPaolo Bonzini } 91853018216SPaolo Bonzini 91953018216SPaolo Bonzini ret = spapr_populate_vdevice(spapr->vio_bus, fdt); 92053018216SPaolo Bonzini if (ret < 0) { 921ce9863b7SCédric Le Goater error_report("couldn't setup vio devices in fdt"); 92253018216SPaolo Bonzini exit(1); 92353018216SPaolo Bonzini } 92453018216SPaolo Bonzini 9254d9392beSThomas Huth if (object_resolve_path_type("", TYPE_SPAPR_RNG, NULL)) { 9264d9392beSThomas Huth ret = spapr_rng_populate_dt(fdt); 9274d9392beSThomas Huth if (ret < 0) { 928ce9863b7SCédric Le Goater error_report("could not set up rng device in the fdt"); 9294d9392beSThomas Huth exit(1); 9304d9392beSThomas Huth } 9314d9392beSThomas Huth } 9324d9392beSThomas Huth 93353018216SPaolo Bonzini QLIST_FOREACH(phb, &spapr->phbs, list) { 93453018216SPaolo Bonzini ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt); 93553018216SPaolo Bonzini if (ret < 0) { 936da34fed7SThomas Huth error_report("couldn't setup PCI devices in fdt"); 93753018216SPaolo Bonzini exit(1); 93853018216SPaolo Bonzini } 939da34fed7SThomas Huth } 94053018216SPaolo Bonzini 94153018216SPaolo Bonzini /* RTAS */ 94253018216SPaolo Bonzini ret = spapr_rtas_device_tree_setup(fdt, rtas_addr, rtas_size); 94353018216SPaolo Bonzini if (ret < 0) { 944ce9863b7SCédric Le Goater error_report("Couldn't set up RTAS device tree properties"); 94553018216SPaolo Bonzini } 94653018216SPaolo Bonzini 9470da6f3feSBharata B Rao /* cpus */ 9480da6f3feSBharata B Rao spapr_populate_cpus_dt_node(fdt, spapr); 94953018216SPaolo Bonzini 95071461b0fSAlexey Kardashevskiy bootlist = get_boot_devices_list(&cb, true); 95171461b0fSAlexey Kardashevskiy if (cb && bootlist) { 95271461b0fSAlexey Kardashevskiy int offset = fdt_path_offset(fdt, "/chosen"); 95371461b0fSAlexey Kardashevskiy if (offset < 0) { 95471461b0fSAlexey Kardashevskiy exit(1); 95571461b0fSAlexey Kardashevskiy } 95671461b0fSAlexey Kardashevskiy for (i = 0; i < cb; i++) { 95771461b0fSAlexey Kardashevskiy if (bootlist[i] == '\n') { 95871461b0fSAlexey Kardashevskiy bootlist[i] = ' '; 95971461b0fSAlexey Kardashevskiy } 96071461b0fSAlexey Kardashevskiy 96171461b0fSAlexey Kardashevskiy } 96271461b0fSAlexey Kardashevskiy ret = fdt_setprop_string(fdt, offset, "qemu,boot-list", bootlist); 96371461b0fSAlexey Kardashevskiy } 96471461b0fSAlexey Kardashevskiy 9655b2128d2SAlexander Graf if (boot_device && strlen(boot_device)) { 9665b2128d2SAlexander Graf int offset = fdt_path_offset(fdt, "/chosen"); 9675b2128d2SAlexander Graf 9685b2128d2SAlexander Graf if (offset < 0) { 9695b2128d2SAlexander Graf exit(1); 9705b2128d2SAlexander Graf } 9715b2128d2SAlexander Graf fdt_setprop_string(fdt, offset, "qemu,boot-device", boot_device); 9725b2128d2SAlexander Graf } 9735b2128d2SAlexander Graf 97453018216SPaolo Bonzini if (!spapr->has_graphics) { 97553018216SPaolo Bonzini spapr_populate_chosen_stdout(fdt, spapr->vio_bus); 97653018216SPaolo Bonzini } 97753018216SPaolo Bonzini 978c20d332aSBharata B Rao if (smc->dr_lmb_enabled) { 979c20d332aSBharata B Rao _FDT(spapr_drc_populate_dt(fdt, 0, NULL, SPAPR_DR_CONNECTOR_TYPE_LMB)); 980c20d332aSBharata B Rao } 981c20d332aSBharata B Rao 9823c0c47e3SDavid Gibson if (mc->query_hotpluggable_cpus) { 983af81cf32SBharata B Rao int offset = fdt_path_offset(fdt, "/cpus"); 984af81cf32SBharata B Rao ret = spapr_drc_populate_dt(fdt, offset, NULL, 985af81cf32SBharata B Rao SPAPR_DR_CONNECTOR_TYPE_CPU); 986af81cf32SBharata B Rao if (ret < 0) { 987af81cf32SBharata B Rao error_report("Couldn't set up CPU DR device tree properties"); 988af81cf32SBharata B Rao exit(1); 989af81cf32SBharata B Rao } 990af81cf32SBharata B Rao } 991af81cf32SBharata B Rao 99253018216SPaolo Bonzini _FDT((fdt_pack(fdt))); 99353018216SPaolo Bonzini 99453018216SPaolo Bonzini if (fdt_totalsize(fdt) > FDT_MAX_SIZE) { 995730fce59SThomas Huth error_report("FDT too big ! 0x%x bytes (max is 0x%x)", 99653018216SPaolo Bonzini fdt_totalsize(fdt), FDT_MAX_SIZE); 99753018216SPaolo Bonzini exit(1); 99853018216SPaolo Bonzini } 99953018216SPaolo Bonzini 1000ad440b4aSAndrew Jones qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt)); 100153018216SPaolo Bonzini cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt)); 100253018216SPaolo Bonzini 1003a21a7a70SGonglei g_free(bootlist); 100453018216SPaolo Bonzini g_free(fdt); 100553018216SPaolo Bonzini } 100653018216SPaolo Bonzini 100753018216SPaolo Bonzini static uint64_t translate_kernel_address(void *opaque, uint64_t addr) 100853018216SPaolo Bonzini { 100953018216SPaolo Bonzini return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; 101053018216SPaolo Bonzini } 101153018216SPaolo Bonzini 101253018216SPaolo Bonzini static void emulate_spapr_hypercall(PowerPCCPU *cpu) 101353018216SPaolo Bonzini { 101453018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 101553018216SPaolo Bonzini 101653018216SPaolo Bonzini if (msr_pr) { 101753018216SPaolo Bonzini hcall_dprintf("Hypercall made with MSR[PR]=1\n"); 101853018216SPaolo Bonzini env->gpr[3] = H_PRIVILEGE; 101953018216SPaolo Bonzini } else { 102053018216SPaolo Bonzini env->gpr[3] = spapr_hypercall(cpu, env->gpr[3], &env->gpr[4]); 102153018216SPaolo Bonzini } 102253018216SPaolo Bonzini } 102353018216SPaolo Bonzini 1024e6b8fd24SSamuel Mendoza-Jonas #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) 1025e6b8fd24SSamuel Mendoza-Jonas #define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) 1026e6b8fd24SSamuel Mendoza-Jonas #define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) 1027e6b8fd24SSamuel Mendoza-Jonas #define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY)) 1028e6b8fd24SSamuel Mendoza-Jonas #define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= tswap64(HPTE64_V_HPTE_DIRTY)) 1029e6b8fd24SSamuel Mendoza-Jonas 1030715c5407SDavid Gibson /* 1031715c5407SDavid Gibson * Get the fd to access the kernel htab, re-opening it if necessary 1032715c5407SDavid Gibson */ 1033715c5407SDavid Gibson static int get_htab_fd(sPAPRMachineState *spapr) 1034715c5407SDavid Gibson { 1035715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1036715c5407SDavid Gibson return spapr->htab_fd; 1037715c5407SDavid Gibson } 1038715c5407SDavid Gibson 1039715c5407SDavid Gibson spapr->htab_fd = kvmppc_get_htab_fd(false); 1040715c5407SDavid Gibson if (spapr->htab_fd < 0) { 1041715c5407SDavid Gibson error_report("Unable to open fd for reading hash table from KVM: %s", 1042715c5407SDavid Gibson strerror(errno)); 1043715c5407SDavid Gibson } 1044715c5407SDavid Gibson 1045715c5407SDavid Gibson return spapr->htab_fd; 1046715c5407SDavid Gibson } 1047715c5407SDavid Gibson 1048715c5407SDavid Gibson static void close_htab_fd(sPAPRMachineState *spapr) 1049715c5407SDavid Gibson { 1050715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1051715c5407SDavid Gibson close(spapr->htab_fd); 1052715c5407SDavid Gibson } 1053715c5407SDavid Gibson spapr->htab_fd = -1; 1054715c5407SDavid Gibson } 1055715c5407SDavid Gibson 10568dfe8e7fSDavid Gibson static int spapr_hpt_shift_for_ramsize(uint64_t ramsize) 10578dfe8e7fSDavid Gibson { 10588dfe8e7fSDavid Gibson int shift; 10598dfe8e7fSDavid Gibson 10608dfe8e7fSDavid Gibson /* We aim for a hash table of size 1/128 the size of RAM (rounded 10618dfe8e7fSDavid Gibson * up). The PAPR recommendation is actually 1/64 of RAM size, but 10628dfe8e7fSDavid Gibson * that's much more than is needed for Linux guests */ 10638dfe8e7fSDavid Gibson shift = ctz64(pow2ceil(ramsize)) - 7; 10648dfe8e7fSDavid Gibson shift = MAX(shift, 18); /* Minimum architected size */ 10658dfe8e7fSDavid Gibson shift = MIN(shift, 46); /* Maximum architected size */ 10668dfe8e7fSDavid Gibson return shift; 10678dfe8e7fSDavid Gibson } 10688dfe8e7fSDavid Gibson 1069c5f54f3eSDavid Gibson static void spapr_reallocate_hpt(sPAPRMachineState *spapr, int shift, 1070c5f54f3eSDavid Gibson Error **errp) 107153018216SPaolo Bonzini { 1072c5f54f3eSDavid Gibson long rc; 107353018216SPaolo Bonzini 1074c5f54f3eSDavid Gibson /* Clean up any HPT info from a previous boot */ 1075c5f54f3eSDavid Gibson g_free(spapr->htab); 1076c5f54f3eSDavid Gibson spapr->htab = NULL; 1077c5f54f3eSDavid Gibson spapr->htab_shift = 0; 1078c5f54f3eSDavid Gibson close_htab_fd(spapr); 107953018216SPaolo Bonzini 1080c5f54f3eSDavid Gibson rc = kvmppc_reset_htab(shift); 1081c5f54f3eSDavid Gibson if (rc < 0) { 1082c5f54f3eSDavid Gibson /* kernel-side HPT needed, but couldn't allocate one */ 1083c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1084c5f54f3eSDavid Gibson "Failed to allocate KVM HPT of order %d (try smaller maxmem?)", 1085c5f54f3eSDavid Gibson shift); 1086c5f54f3eSDavid Gibson /* This is almost certainly fatal, but if the caller really 1087c5f54f3eSDavid Gibson * wants to carry on with shift == 0, it's welcome to try */ 1088c5f54f3eSDavid Gibson } else if (rc > 0) { 1089c5f54f3eSDavid Gibson /* kernel-side HPT allocated */ 1090c5f54f3eSDavid Gibson if (rc != shift) { 1091c5f54f3eSDavid Gibson error_setg(errp, 1092c5f54f3eSDavid Gibson "Requested order %d HPT, but kernel allocated order %ld (try smaller maxmem?)", 1093c5f54f3eSDavid Gibson shift, rc); 10947735fedaSBharata B Rao } 10957735fedaSBharata B Rao 109653018216SPaolo Bonzini spapr->htab_shift = shift; 1097c18ad9a5SDavid Gibson spapr->htab = NULL; 1098b817772aSBharata B Rao } else { 1099c5f54f3eSDavid Gibson /* kernel-side HPT not needed, allocate in userspace instead */ 1100c5f54f3eSDavid Gibson size_t size = 1ULL << shift; 1101c5f54f3eSDavid Gibson int i; 110201a57972SSamuel Mendoza-Jonas 1103c5f54f3eSDavid Gibson spapr->htab = qemu_memalign(size, size); 1104c5f54f3eSDavid Gibson if (!spapr->htab) { 1105c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1106c5f54f3eSDavid Gibson "Could not allocate HPT of order %d", shift); 1107c5f54f3eSDavid Gibson return; 1108b817772aSBharata B Rao } 1109b817772aSBharata B Rao 1110c5f54f3eSDavid Gibson memset(spapr->htab, 0, size); 1111c5f54f3eSDavid Gibson spapr->htab_shift = shift; 1112b817772aSBharata B Rao 1113c5f54f3eSDavid Gibson for (i = 0; i < size / HASH_PTE_SIZE_64; i++) { 1114c5f54f3eSDavid Gibson DIRTY_HPTE(HPTE(spapr->htab, i)); 11157735fedaSBharata B Rao } 111653018216SPaolo Bonzini } 111753018216SPaolo Bonzini } 111853018216SPaolo Bonzini 11194f01a637SDavid Gibson static void find_unknown_sysbus_device(SysBusDevice *sbdev, void *opaque) 11209e3f9733SAlexander Graf { 11219e3f9733SAlexander Graf bool matched = false; 11229e3f9733SAlexander Graf 11239e3f9733SAlexander Graf if (object_dynamic_cast(OBJECT(sbdev), TYPE_SPAPR_PCI_HOST_BRIDGE)) { 11249e3f9733SAlexander Graf matched = true; 11259e3f9733SAlexander Graf } 11269e3f9733SAlexander Graf 11279e3f9733SAlexander Graf if (!matched) { 11289e3f9733SAlexander Graf error_report("Device %s is not supported by this machine yet.", 11299e3f9733SAlexander Graf qdev_fw_name(DEVICE(sbdev))); 11309e3f9733SAlexander Graf exit(1); 11319e3f9733SAlexander Graf } 11329e3f9733SAlexander Graf } 11339e3f9733SAlexander Graf 113453018216SPaolo Bonzini static void ppc_spapr_reset(void) 113553018216SPaolo Bonzini { 1136c5f54f3eSDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 1137c5f54f3eSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 1138182735efSAndreas Färber PowerPCCPU *first_ppc_cpu; 1139b7d1f77aSBenjamin Herrenschmidt uint32_t rtas_limit; 1140259186a7SAndreas Färber 11419e3f9733SAlexander Graf /* Check for unknown sysbus devices */ 11429e3f9733SAlexander Graf foreach_dynamic_sysbus_device(find_unknown_sysbus_device, NULL); 11439e3f9733SAlexander Graf 1144c5f54f3eSDavid Gibson /* Allocate and/or reset the hash page table */ 1145c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, 1146c5f54f3eSDavid Gibson spapr_hpt_shift_for_ramsize(machine->maxram_size), 1147c5f54f3eSDavid Gibson &error_fatal); 1148c5f54f3eSDavid Gibson 1149c5f54f3eSDavid Gibson /* Update the RMA size if necessary */ 1150c5f54f3eSDavid Gibson if (spapr->vrma_adjust) { 1151c5f54f3eSDavid Gibson spapr->rma_size = kvmppc_rma_size(spapr_node0_size(), 1152c5f54f3eSDavid Gibson spapr->htab_shift); 1153c5f54f3eSDavid Gibson } 115453018216SPaolo Bonzini 115553018216SPaolo Bonzini qemu_devices_reset(); 115653018216SPaolo Bonzini 1157b7d1f77aSBenjamin Herrenschmidt /* 1158b7d1f77aSBenjamin Herrenschmidt * We place the device tree and RTAS just below either the top of the RMA, 1159b7d1f77aSBenjamin Herrenschmidt * or just below 2GB, whichever is lowere, so that it can be 1160b7d1f77aSBenjamin Herrenschmidt * processed with 32-bit real mode code if necessary 1161b7d1f77aSBenjamin Herrenschmidt */ 1162b7d1f77aSBenjamin Herrenschmidt rtas_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR); 1163b7d1f77aSBenjamin Herrenschmidt spapr->rtas_addr = rtas_limit - RTAS_MAX_SIZE; 1164b7d1f77aSBenjamin Herrenschmidt spapr->fdt_addr = spapr->rtas_addr - FDT_MAX_SIZE; 1165b7d1f77aSBenjamin Herrenschmidt 116653018216SPaolo Bonzini /* Load the fdt */ 116753018216SPaolo Bonzini spapr_finalize_fdt(spapr, spapr->fdt_addr, spapr->rtas_addr, 116853018216SPaolo Bonzini spapr->rtas_size); 116953018216SPaolo Bonzini 1170b7d1f77aSBenjamin Herrenschmidt /* Copy RTAS over */ 1171b7d1f77aSBenjamin Herrenschmidt cpu_physical_memory_write(spapr->rtas_addr, spapr->rtas_blob, 1172b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size); 1173b7d1f77aSBenjamin Herrenschmidt 117453018216SPaolo Bonzini /* Set up the entry state */ 1175182735efSAndreas Färber first_ppc_cpu = POWERPC_CPU(first_cpu); 1176182735efSAndreas Färber first_ppc_cpu->env.gpr[3] = spapr->fdt_addr; 1177182735efSAndreas Färber first_ppc_cpu->env.gpr[5] = 0; 1178182735efSAndreas Färber first_cpu->halted = 0; 11791b718907SDavid Gibson first_ppc_cpu->env.nip = SPAPR_ENTRY_POINT; 118053018216SPaolo Bonzini 118153018216SPaolo Bonzini } 118253018216SPaolo Bonzini 118328e02042SDavid Gibson static void spapr_create_nvram(sPAPRMachineState *spapr) 118453018216SPaolo Bonzini { 11852ff3de68SMarkus Armbruster DeviceState *dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram"); 11863978b863SPaolo Bonzini DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0); 118753018216SPaolo Bonzini 11883978b863SPaolo Bonzini if (dinfo) { 11896231a6daSMarkus Armbruster qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(dinfo), 11906231a6daSMarkus Armbruster &error_fatal); 119153018216SPaolo Bonzini } 119253018216SPaolo Bonzini 119353018216SPaolo Bonzini qdev_init_nofail(dev); 119453018216SPaolo Bonzini 119553018216SPaolo Bonzini spapr->nvram = (struct sPAPRNVRAM *)dev; 119653018216SPaolo Bonzini } 119753018216SPaolo Bonzini 119828e02042SDavid Gibson static void spapr_rtc_create(sPAPRMachineState *spapr) 119928df36a1SDavid Gibson { 120028df36a1SDavid Gibson DeviceState *dev = qdev_create(NULL, TYPE_SPAPR_RTC); 120128df36a1SDavid Gibson 120228df36a1SDavid Gibson qdev_init_nofail(dev); 120328df36a1SDavid Gibson spapr->rtc = dev; 120474e5ae28SDavid Gibson 120574e5ae28SDavid Gibson object_property_add_alias(qdev_get_machine(), "rtc-time", 120674e5ae28SDavid Gibson OBJECT(spapr->rtc), "date", NULL); 120728df36a1SDavid Gibson } 120828df36a1SDavid Gibson 120953018216SPaolo Bonzini /* Returns whether we want to use VGA or not */ 121014c6a894SDavid Gibson static bool spapr_vga_init(PCIBus *pci_bus, Error **errp) 121153018216SPaolo Bonzini { 121253018216SPaolo Bonzini switch (vga_interface_type) { 121353018216SPaolo Bonzini case VGA_NONE: 12147effdaa3SMark Wu return false; 12157effdaa3SMark Wu case VGA_DEVICE: 12167effdaa3SMark Wu return true; 121753018216SPaolo Bonzini case VGA_STD: 1218b798c190SBenjamin Herrenschmidt case VGA_VIRTIO: 121953018216SPaolo Bonzini return pci_vga_init(pci_bus) != NULL; 122053018216SPaolo Bonzini default: 122114c6a894SDavid Gibson error_setg(errp, 122214c6a894SDavid Gibson "Unsupported VGA mode, only -vga std or -vga virtio is supported"); 122314c6a894SDavid Gibson return false; 122453018216SPaolo Bonzini } 122553018216SPaolo Bonzini } 122653018216SPaolo Bonzini 1227880ae7deSDavid Gibson static int spapr_post_load(void *opaque, int version_id) 1228880ae7deSDavid Gibson { 122928e02042SDavid Gibson sPAPRMachineState *spapr = (sPAPRMachineState *)opaque; 1230880ae7deSDavid Gibson int err = 0; 1231880ae7deSDavid Gibson 1232631b22eaSStefan Weil /* In earlier versions, there was no separate qdev for the PAPR 1233880ae7deSDavid Gibson * RTC, so the RTC offset was stored directly in sPAPREnvironment. 1234880ae7deSDavid Gibson * So when migrating from those versions, poke the incoming offset 1235880ae7deSDavid Gibson * value into the RTC device */ 1236880ae7deSDavid Gibson if (version_id < 3) { 1237880ae7deSDavid Gibson err = spapr_rtc_import_offset(spapr->rtc, spapr->rtc_offset); 1238880ae7deSDavid Gibson } 1239880ae7deSDavid Gibson 1240880ae7deSDavid Gibson return err; 1241880ae7deSDavid Gibson } 1242880ae7deSDavid Gibson 1243880ae7deSDavid Gibson static bool version_before_3(void *opaque, int version_id) 1244880ae7deSDavid Gibson { 1245880ae7deSDavid Gibson return version_id < 3; 1246880ae7deSDavid Gibson } 1247880ae7deSDavid Gibson 12484be21d56SDavid Gibson static const VMStateDescription vmstate_spapr = { 12494be21d56SDavid Gibson .name = "spapr", 1250880ae7deSDavid Gibson .version_id = 3, 12514be21d56SDavid Gibson .minimum_version_id = 1, 1252880ae7deSDavid Gibson .post_load = spapr_post_load, 12534be21d56SDavid Gibson .fields = (VMStateField[]) { 1254880ae7deSDavid Gibson /* used to be @next_irq */ 1255880ae7deSDavid Gibson VMSTATE_UNUSED_BUFFER(version_before_3, 0, 4), 12564be21d56SDavid Gibson 12574be21d56SDavid Gibson /* RTC offset */ 125828e02042SDavid Gibson VMSTATE_UINT64_TEST(rtc_offset, sPAPRMachineState, version_before_3), 1259880ae7deSDavid Gibson 126028e02042SDavid Gibson VMSTATE_PPC_TIMEBASE_V(tb, sPAPRMachineState, 2), 12614be21d56SDavid Gibson VMSTATE_END_OF_LIST() 12624be21d56SDavid Gibson }, 12634be21d56SDavid Gibson }; 12644be21d56SDavid Gibson 12654be21d56SDavid Gibson static int htab_save_setup(QEMUFile *f, void *opaque) 12664be21d56SDavid Gibson { 126728e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 12684be21d56SDavid Gibson 12694be21d56SDavid Gibson /* "Iteration" header */ 12704be21d56SDavid Gibson qemu_put_be32(f, spapr->htab_shift); 12714be21d56SDavid Gibson 1272e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 1273e68cb8b4SAlexey Kardashevskiy spapr->htab_save_index = 0; 1274e68cb8b4SAlexey Kardashevskiy spapr->htab_first_pass = true; 1275e68cb8b4SAlexey Kardashevskiy } else { 1276e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 12774be21d56SDavid Gibson } 12784be21d56SDavid Gibson 1279e68cb8b4SAlexey Kardashevskiy 1280e68cb8b4SAlexey Kardashevskiy return 0; 1281e68cb8b4SAlexey Kardashevskiy } 12824be21d56SDavid Gibson 128328e02042SDavid Gibson static void htab_save_first_pass(QEMUFile *f, sPAPRMachineState *spapr, 12844be21d56SDavid Gibson int64_t max_ns) 12854be21d56SDavid Gibson { 1286378bc217SDavid Gibson bool has_timeout = max_ns != -1; 12874be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 12884be21d56SDavid Gibson int index = spapr->htab_save_index; 1289bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 12904be21d56SDavid Gibson 12914be21d56SDavid Gibson assert(spapr->htab_first_pass); 12924be21d56SDavid Gibson 12934be21d56SDavid Gibson do { 12944be21d56SDavid Gibson int chunkstart; 12954be21d56SDavid Gibson 12964be21d56SDavid Gibson /* Consume invalid HPTEs */ 12974be21d56SDavid Gibson while ((index < htabslots) 12984be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 12994be21d56SDavid Gibson index++; 13004be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13014be21d56SDavid Gibson } 13024be21d56SDavid Gibson 13034be21d56SDavid Gibson /* Consume valid HPTEs */ 13044be21d56SDavid Gibson chunkstart = index; 1305338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13064be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13074be21d56SDavid Gibson index++; 13084be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13094be21d56SDavid Gibson } 13104be21d56SDavid Gibson 13114be21d56SDavid Gibson if (index > chunkstart) { 13124be21d56SDavid Gibson int n_valid = index - chunkstart; 13134be21d56SDavid Gibson 13144be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 13154be21d56SDavid Gibson qemu_put_be16(f, n_valid); 13164be21d56SDavid Gibson qemu_put_be16(f, 0); 13174be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 13184be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13194be21d56SDavid Gibson 1320378bc217SDavid Gibson if (has_timeout && 1321378bc217SDavid Gibson (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 13224be21d56SDavid Gibson break; 13234be21d56SDavid Gibson } 13244be21d56SDavid Gibson } 13254be21d56SDavid Gibson } while ((index < htabslots) && !qemu_file_rate_limit(f)); 13264be21d56SDavid Gibson 13274be21d56SDavid Gibson if (index >= htabslots) { 13284be21d56SDavid Gibson assert(index == htabslots); 13294be21d56SDavid Gibson index = 0; 13304be21d56SDavid Gibson spapr->htab_first_pass = false; 13314be21d56SDavid Gibson } 13324be21d56SDavid Gibson spapr->htab_save_index = index; 13334be21d56SDavid Gibson } 13344be21d56SDavid Gibson 133528e02042SDavid Gibson static int htab_save_later_pass(QEMUFile *f, sPAPRMachineState *spapr, 13364be21d56SDavid Gibson int64_t max_ns) 13374be21d56SDavid Gibson { 13384be21d56SDavid Gibson bool final = max_ns < 0; 13394be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 13404be21d56SDavid Gibson int examined = 0, sent = 0; 13414be21d56SDavid Gibson int index = spapr->htab_save_index; 1342bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13434be21d56SDavid Gibson 13444be21d56SDavid Gibson assert(!spapr->htab_first_pass); 13454be21d56SDavid Gibson 13464be21d56SDavid Gibson do { 13474be21d56SDavid Gibson int chunkstart, invalidstart; 13484be21d56SDavid Gibson 13494be21d56SDavid Gibson /* Consume non-dirty HPTEs */ 13504be21d56SDavid Gibson while ((index < htabslots) 13514be21d56SDavid Gibson && !HPTE_DIRTY(HPTE(spapr->htab, index))) { 13524be21d56SDavid Gibson index++; 13534be21d56SDavid Gibson examined++; 13544be21d56SDavid Gibson } 13554be21d56SDavid Gibson 13564be21d56SDavid Gibson chunkstart = index; 13574be21d56SDavid Gibson /* Consume valid dirty HPTEs */ 1358338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13594be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 13604be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13614be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13624be21d56SDavid Gibson index++; 13634be21d56SDavid Gibson examined++; 13644be21d56SDavid Gibson } 13654be21d56SDavid Gibson 13664be21d56SDavid Gibson invalidstart = index; 13674be21d56SDavid Gibson /* Consume invalid dirty HPTEs */ 1368338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - invalidstart < 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 if (index > chunkstart) { 13774be21d56SDavid Gibson int n_valid = invalidstart - chunkstart; 13784be21d56SDavid Gibson int n_invalid = index - invalidstart; 13794be21d56SDavid Gibson 13804be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 13814be21d56SDavid Gibson qemu_put_be16(f, n_valid); 13824be21d56SDavid Gibson qemu_put_be16(f, n_invalid); 13834be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 13844be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13854be21d56SDavid Gibson sent += index - chunkstart; 13864be21d56SDavid Gibson 1387bc72ad67SAlex Bligh if (!final && (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 13884be21d56SDavid Gibson break; 13894be21d56SDavid Gibson } 13904be21d56SDavid Gibson } 13914be21d56SDavid Gibson 13924be21d56SDavid Gibson if (examined >= htabslots) { 13934be21d56SDavid Gibson break; 13944be21d56SDavid Gibson } 13954be21d56SDavid Gibson 13964be21d56SDavid Gibson if (index >= htabslots) { 13974be21d56SDavid Gibson assert(index == htabslots); 13984be21d56SDavid Gibson index = 0; 13994be21d56SDavid Gibson } 14004be21d56SDavid Gibson } while ((examined < htabslots) && (!qemu_file_rate_limit(f) || final)); 14014be21d56SDavid Gibson 14024be21d56SDavid Gibson if (index >= htabslots) { 14034be21d56SDavid Gibson assert(index == htabslots); 14044be21d56SDavid Gibson index = 0; 14054be21d56SDavid Gibson } 14064be21d56SDavid Gibson 14074be21d56SDavid Gibson spapr->htab_save_index = index; 14084be21d56SDavid Gibson 1409e68cb8b4SAlexey Kardashevskiy return (examined >= htabslots) && (sent == 0) ? 1 : 0; 14104be21d56SDavid Gibson } 14114be21d56SDavid Gibson 1412e68cb8b4SAlexey Kardashevskiy #define MAX_ITERATION_NS 5000000 /* 5 ms */ 1413e68cb8b4SAlexey Kardashevskiy #define MAX_KVM_BUF_SIZE 2048 1414e68cb8b4SAlexey Kardashevskiy 14154be21d56SDavid Gibson static int htab_save_iterate(QEMUFile *f, void *opaque) 14164be21d56SDavid Gibson { 141728e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1418715c5407SDavid Gibson int fd; 1419e68cb8b4SAlexey Kardashevskiy int rc = 0; 14204be21d56SDavid Gibson 14214be21d56SDavid Gibson /* Iteration header */ 14224be21d56SDavid Gibson qemu_put_be32(f, 0); 14234be21d56SDavid Gibson 1424e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1425e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1426e68cb8b4SAlexey Kardashevskiy 1427715c5407SDavid Gibson fd = get_htab_fd(spapr); 1428715c5407SDavid Gibson if (fd < 0) { 1429715c5407SDavid Gibson return fd; 143001a57972SSamuel Mendoza-Jonas } 143101a57972SSamuel Mendoza-Jonas 1432715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, MAX_ITERATION_NS); 1433e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1434e68cb8b4SAlexey Kardashevskiy return rc; 1435e68cb8b4SAlexey Kardashevskiy } 1436e68cb8b4SAlexey Kardashevskiy } else if (spapr->htab_first_pass) { 14374be21d56SDavid Gibson htab_save_first_pass(f, spapr, MAX_ITERATION_NS); 14384be21d56SDavid Gibson } else { 1439e68cb8b4SAlexey Kardashevskiy rc = htab_save_later_pass(f, spapr, MAX_ITERATION_NS); 14404be21d56SDavid Gibson } 14414be21d56SDavid Gibson 14424be21d56SDavid Gibson /* End marker */ 14434be21d56SDavid Gibson qemu_put_be32(f, 0); 14444be21d56SDavid Gibson qemu_put_be16(f, 0); 14454be21d56SDavid Gibson qemu_put_be16(f, 0); 14464be21d56SDavid Gibson 1447e68cb8b4SAlexey Kardashevskiy return rc; 14484be21d56SDavid Gibson } 14494be21d56SDavid Gibson 14504be21d56SDavid Gibson static int htab_save_complete(QEMUFile *f, void *opaque) 14514be21d56SDavid Gibson { 145228e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1453715c5407SDavid Gibson int fd; 14544be21d56SDavid Gibson 14554be21d56SDavid Gibson /* Iteration header */ 14564be21d56SDavid Gibson qemu_put_be32(f, 0); 14574be21d56SDavid Gibson 1458e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1459e68cb8b4SAlexey Kardashevskiy int rc; 1460e68cb8b4SAlexey Kardashevskiy 1461e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1462e68cb8b4SAlexey Kardashevskiy 1463715c5407SDavid Gibson fd = get_htab_fd(spapr); 1464715c5407SDavid Gibson if (fd < 0) { 1465715c5407SDavid Gibson return fd; 146601a57972SSamuel Mendoza-Jonas } 146701a57972SSamuel Mendoza-Jonas 1468715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, -1); 1469e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1470e68cb8b4SAlexey Kardashevskiy return rc; 1471e68cb8b4SAlexey Kardashevskiy } 1472e68cb8b4SAlexey Kardashevskiy } else { 1473378bc217SDavid Gibson if (spapr->htab_first_pass) { 1474378bc217SDavid Gibson htab_save_first_pass(f, spapr, -1); 1475378bc217SDavid Gibson } 14764be21d56SDavid Gibson htab_save_later_pass(f, spapr, -1); 1477e68cb8b4SAlexey Kardashevskiy } 14784be21d56SDavid Gibson 14794be21d56SDavid Gibson /* End marker */ 14804be21d56SDavid Gibson qemu_put_be32(f, 0); 14814be21d56SDavid Gibson qemu_put_be16(f, 0); 14824be21d56SDavid Gibson qemu_put_be16(f, 0); 14834be21d56SDavid Gibson 14844be21d56SDavid Gibson return 0; 14854be21d56SDavid Gibson } 14864be21d56SDavid Gibson 14874be21d56SDavid Gibson static int htab_load(QEMUFile *f, void *opaque, int version_id) 14884be21d56SDavid Gibson { 148928e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 14904be21d56SDavid Gibson uint32_t section_hdr; 1491e68cb8b4SAlexey Kardashevskiy int fd = -1; 14924be21d56SDavid Gibson 14934be21d56SDavid Gibson if (version_id < 1 || version_id > 1) { 149498a5d100SDavid Gibson error_report("htab_load() bad version"); 14954be21d56SDavid Gibson return -EINVAL; 14964be21d56SDavid Gibson } 14974be21d56SDavid Gibson 14984be21d56SDavid Gibson section_hdr = qemu_get_be32(f); 14994be21d56SDavid Gibson 15004be21d56SDavid Gibson if (section_hdr) { 15019897e462SGreg Kurz Error *local_err = NULL; 1502c5f54f3eSDavid Gibson 1503c5f54f3eSDavid Gibson /* First section gives the htab size */ 1504c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, section_hdr, &local_err); 1505c5f54f3eSDavid Gibson if (local_err) { 1506c5f54f3eSDavid Gibson error_report_err(local_err); 15074be21d56SDavid Gibson return -EINVAL; 15084be21d56SDavid Gibson } 15094be21d56SDavid Gibson return 0; 15104be21d56SDavid Gibson } 15114be21d56SDavid Gibson 1512e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1513e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1514e68cb8b4SAlexey Kardashevskiy 1515e68cb8b4SAlexey Kardashevskiy fd = kvmppc_get_htab_fd(true); 1516e68cb8b4SAlexey Kardashevskiy if (fd < 0) { 151798a5d100SDavid Gibson error_report("Unable to open fd to restore KVM hash table: %s", 1518e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1519e68cb8b4SAlexey Kardashevskiy } 1520e68cb8b4SAlexey Kardashevskiy } 1521e68cb8b4SAlexey Kardashevskiy 15224be21d56SDavid Gibson while (true) { 15234be21d56SDavid Gibson uint32_t index; 15244be21d56SDavid Gibson uint16_t n_valid, n_invalid; 15254be21d56SDavid Gibson 15264be21d56SDavid Gibson index = qemu_get_be32(f); 15274be21d56SDavid Gibson n_valid = qemu_get_be16(f); 15284be21d56SDavid Gibson n_invalid = qemu_get_be16(f); 15294be21d56SDavid Gibson 15304be21d56SDavid Gibson if ((index == 0) && (n_valid == 0) && (n_invalid == 0)) { 15314be21d56SDavid Gibson /* End of Stream */ 15324be21d56SDavid Gibson break; 15334be21d56SDavid Gibson } 15344be21d56SDavid Gibson 1535e68cb8b4SAlexey Kardashevskiy if ((index + n_valid + n_invalid) > 15364be21d56SDavid Gibson (HTAB_SIZE(spapr) / HASH_PTE_SIZE_64)) { 15374be21d56SDavid Gibson /* Bad index in stream */ 153898a5d100SDavid Gibson error_report( 153998a5d100SDavid Gibson "htab_load() bad index %d (%hd+%hd entries) in htab stream (htab_shift=%d)", 154098a5d100SDavid Gibson index, n_valid, n_invalid, spapr->htab_shift); 15414be21d56SDavid Gibson return -EINVAL; 15424be21d56SDavid Gibson } 15434be21d56SDavid Gibson 1544e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 15454be21d56SDavid Gibson if (n_valid) { 15464be21d56SDavid Gibson qemu_get_buffer(f, HPTE(spapr->htab, index), 15474be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 15484be21d56SDavid Gibson } 15494be21d56SDavid Gibson if (n_invalid) { 15504be21d56SDavid Gibson memset(HPTE(spapr->htab, index + n_valid), 0, 15514be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_invalid); 15524be21d56SDavid Gibson } 1553e68cb8b4SAlexey Kardashevskiy } else { 1554e68cb8b4SAlexey Kardashevskiy int rc; 1555e68cb8b4SAlexey Kardashevskiy 1556e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1557e68cb8b4SAlexey Kardashevskiy 1558e68cb8b4SAlexey Kardashevskiy rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid); 1559e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1560e68cb8b4SAlexey Kardashevskiy return rc; 1561e68cb8b4SAlexey Kardashevskiy } 1562e68cb8b4SAlexey Kardashevskiy } 1563e68cb8b4SAlexey Kardashevskiy } 1564e68cb8b4SAlexey Kardashevskiy 1565e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1566e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1567e68cb8b4SAlexey Kardashevskiy close(fd); 15684be21d56SDavid Gibson } 15694be21d56SDavid Gibson 15704be21d56SDavid Gibson return 0; 15714be21d56SDavid Gibson } 15724be21d56SDavid Gibson 1573c573fc03SThomas Huth static void htab_cleanup(void *opaque) 1574c573fc03SThomas Huth { 1575c573fc03SThomas Huth sPAPRMachineState *spapr = opaque; 1576c573fc03SThomas Huth 1577c573fc03SThomas Huth close_htab_fd(spapr); 1578c573fc03SThomas Huth } 1579c573fc03SThomas Huth 15804be21d56SDavid Gibson static SaveVMHandlers savevm_htab_handlers = { 15814be21d56SDavid Gibson .save_live_setup = htab_save_setup, 15824be21d56SDavid Gibson .save_live_iterate = htab_save_iterate, 1583a3e06c3dSDr. David Alan Gilbert .save_live_complete_precopy = htab_save_complete, 1584c573fc03SThomas Huth .cleanup = htab_cleanup, 15854be21d56SDavid Gibson .load_state = htab_load, 15864be21d56SDavid Gibson }; 15874be21d56SDavid Gibson 15885b2128d2SAlexander Graf static void spapr_boot_set(void *opaque, const char *boot_device, 15895b2128d2SAlexander Graf Error **errp) 15905b2128d2SAlexander Graf { 15915b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 15925b2128d2SAlexander Graf machine->boot_order = g_strdup(boot_device); 15935b2128d2SAlexander Graf } 15945b2128d2SAlexander Graf 1595224245bfSDavid Gibson /* 1596224245bfSDavid Gibson * Reset routine for LMB DR devices. 1597224245bfSDavid Gibson * 1598224245bfSDavid Gibson * Unlike PCI DR devices, LMB DR devices explicitly register this reset 1599224245bfSDavid Gibson * routine. Reset for PCI DR devices will be handled by PHB reset routine 1600224245bfSDavid Gibson * when it walks all its children devices. LMB devices reset occurs 1601224245bfSDavid Gibson * as part of spapr_ppc_reset(). 1602224245bfSDavid Gibson */ 1603224245bfSDavid Gibson static void spapr_drc_reset(void *opaque) 1604224245bfSDavid Gibson { 1605224245bfSDavid Gibson sPAPRDRConnector *drc = opaque; 1606224245bfSDavid Gibson DeviceState *d = DEVICE(drc); 1607224245bfSDavid Gibson 1608224245bfSDavid Gibson if (d) { 1609224245bfSDavid Gibson device_reset(d); 1610224245bfSDavid Gibson } 1611224245bfSDavid Gibson } 1612224245bfSDavid Gibson 1613224245bfSDavid Gibson static void spapr_create_lmb_dr_connectors(sPAPRMachineState *spapr) 1614224245bfSDavid Gibson { 1615224245bfSDavid Gibson MachineState *machine = MACHINE(spapr); 1616224245bfSDavid Gibson uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 1617e8f986fcSBharata B Rao uint32_t nr_lmbs = (machine->maxram_size - machine->ram_size)/lmb_size; 1618224245bfSDavid Gibson int i; 1619224245bfSDavid Gibson 1620224245bfSDavid Gibson for (i = 0; i < nr_lmbs; i++) { 1621224245bfSDavid Gibson sPAPRDRConnector *drc; 1622224245bfSDavid Gibson uint64_t addr; 1623224245bfSDavid Gibson 1624e8f986fcSBharata B Rao addr = i * lmb_size + spapr->hotplug_memory.base; 1625224245bfSDavid Gibson drc = spapr_dr_connector_new(OBJECT(spapr), SPAPR_DR_CONNECTOR_TYPE_LMB, 1626224245bfSDavid Gibson addr/lmb_size); 1627224245bfSDavid Gibson qemu_register_reset(spapr_drc_reset, drc); 1628224245bfSDavid Gibson } 1629224245bfSDavid Gibson } 1630224245bfSDavid Gibson 1631224245bfSDavid Gibson /* 1632224245bfSDavid Gibson * If RAM size, maxmem size and individual node mem sizes aren't aligned 1633224245bfSDavid Gibson * to SPAPR_MEMORY_BLOCK_SIZE(256MB), then refuse to start the guest 1634224245bfSDavid Gibson * since we can't support such unaligned sizes with DRCONF_MEMORY. 1635224245bfSDavid Gibson */ 16367c150d6fSDavid Gibson static void spapr_validate_node_memory(MachineState *machine, Error **errp) 1637224245bfSDavid Gibson { 1638224245bfSDavid Gibson int i; 1639224245bfSDavid Gibson 16407c150d6fSDavid Gibson if (machine->ram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16417c150d6fSDavid Gibson error_setg(errp, "Memory size 0x" RAM_ADDR_FMT 16427c150d6fSDavid Gibson " is not aligned to %llu MiB", 16437c150d6fSDavid Gibson machine->ram_size, 1644224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16457c150d6fSDavid Gibson return; 16467c150d6fSDavid Gibson } 16477c150d6fSDavid Gibson 16487c150d6fSDavid Gibson if (machine->maxram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16497c150d6fSDavid Gibson error_setg(errp, "Maximum memory size 0x" RAM_ADDR_FMT 16507c150d6fSDavid Gibson " is not aligned to %llu MiB", 16517c150d6fSDavid Gibson machine->ram_size, 16527c150d6fSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16537c150d6fSDavid Gibson return; 1654224245bfSDavid Gibson } 1655224245bfSDavid Gibson 1656224245bfSDavid Gibson for (i = 0; i < nb_numa_nodes; i++) { 1657224245bfSDavid Gibson if (numa_info[i].node_mem % SPAPR_MEMORY_BLOCK_SIZE) { 16587c150d6fSDavid Gibson error_setg(errp, 16597c150d6fSDavid Gibson "Node %d memory size 0x%" PRIx64 16607c150d6fSDavid Gibson " is not aligned to %llu MiB", 16617c150d6fSDavid Gibson i, numa_info[i].node_mem, 1662224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16637c150d6fSDavid Gibson return; 1664224245bfSDavid Gibson } 1665224245bfSDavid Gibson } 1666224245bfSDavid Gibson } 1667224245bfSDavid Gibson 166853018216SPaolo Bonzini /* pSeries LPAR / sPAPR hardware init */ 16693ef96221SMarcel Apfelbaum static void ppc_spapr_init(MachineState *machine) 167053018216SPaolo Bonzini { 167128e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 16723c0c47e3SDavid Gibson MachineClass *mc = MACHINE_GET_CLASS(machine); 1673224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 16743ef96221SMarcel Apfelbaum const char *kernel_filename = machine->kernel_filename; 16753ef96221SMarcel Apfelbaum const char *kernel_cmdline = machine->kernel_cmdline; 16763ef96221SMarcel Apfelbaum const char *initrd_filename = machine->initrd_filename; 167753018216SPaolo Bonzini PCIHostState *phb; 167853018216SPaolo Bonzini int i; 167953018216SPaolo Bonzini MemoryRegion *sysmem = get_system_memory(); 168053018216SPaolo Bonzini MemoryRegion *ram = g_new(MemoryRegion, 1); 1681658fa66bSAlexey Kardashevskiy MemoryRegion *rma_region; 1682658fa66bSAlexey Kardashevskiy void *rma = NULL; 168353018216SPaolo Bonzini hwaddr rma_alloc_size; 1684b082d65aSAlexey Kardashevskiy hwaddr node0_size = spapr_node0_size(); 168553018216SPaolo Bonzini uint32_t initrd_base = 0; 168653018216SPaolo Bonzini long kernel_size = 0, initrd_size = 0; 1687b7d1f77aSBenjamin Herrenschmidt long load_limit, fw_size; 168816457e7fSBenjamin Herrenschmidt bool kernel_le = false; 168953018216SPaolo Bonzini char *filename; 169094a94e4cSBharata B Rao int smt = kvmppc_smt_threads(); 169194a94e4cSBharata B Rao int spapr_cores = smp_cpus / smp_threads; 169294a94e4cSBharata B Rao int spapr_max_cores = max_cpus / smp_threads; 169394a94e4cSBharata B Rao 16943c0c47e3SDavid Gibson if (mc->query_hotpluggable_cpus) { 169594a94e4cSBharata B Rao if (smp_cpus % smp_threads) { 169694a94e4cSBharata B Rao error_report("smp_cpus (%u) must be multiple of threads (%u)", 169794a94e4cSBharata B Rao smp_cpus, smp_threads); 169894a94e4cSBharata B Rao exit(1); 169994a94e4cSBharata B Rao } 170094a94e4cSBharata B Rao if (max_cpus % smp_threads) { 170194a94e4cSBharata B Rao error_report("max_cpus (%u) must be multiple of threads (%u)", 170294a94e4cSBharata B Rao max_cpus, smp_threads); 170394a94e4cSBharata B Rao exit(1); 170494a94e4cSBharata B Rao } 170594a94e4cSBharata B Rao } 170653018216SPaolo Bonzini 1707226419d6SMichael S. Tsirkin msi_nonbroken = true; 170853018216SPaolo Bonzini 170953018216SPaolo Bonzini QLIST_INIT(&spapr->phbs); 171053018216SPaolo Bonzini 171153018216SPaolo Bonzini cpu_ppc_hypercall = emulate_spapr_hypercall; 171253018216SPaolo Bonzini 171353018216SPaolo Bonzini /* Allocate RMA if necessary */ 1714658fa66bSAlexey Kardashevskiy rma_alloc_size = kvmppc_alloc_rma(&rma); 171553018216SPaolo Bonzini 171653018216SPaolo Bonzini if (rma_alloc_size == -1) { 1717730fce59SThomas Huth error_report("Unable to create RMA"); 171853018216SPaolo Bonzini exit(1); 171953018216SPaolo Bonzini } 172053018216SPaolo Bonzini 1721c4177479SAlexey Kardashevskiy if (rma_alloc_size && (rma_alloc_size < node0_size)) { 172253018216SPaolo Bonzini spapr->rma_size = rma_alloc_size; 172353018216SPaolo Bonzini } else { 1724c4177479SAlexey Kardashevskiy spapr->rma_size = node0_size; 172553018216SPaolo Bonzini 172653018216SPaolo Bonzini /* With KVM, we don't actually know whether KVM supports an 172753018216SPaolo Bonzini * unbounded RMA (PR KVM) or is limited by the hash table size 172853018216SPaolo Bonzini * (HV KVM using VRMA), so we always assume the latter 172953018216SPaolo Bonzini * 173053018216SPaolo Bonzini * In that case, we also limit the initial allocations for RTAS 173153018216SPaolo Bonzini * etc... to 256M since we have no way to know what the VRMA size 173253018216SPaolo Bonzini * is going to be as it depends on the size of the hash table 173353018216SPaolo Bonzini * isn't determined yet. 173453018216SPaolo Bonzini */ 173553018216SPaolo Bonzini if (kvm_enabled()) { 173653018216SPaolo Bonzini spapr->vrma_adjust = 1; 173753018216SPaolo Bonzini spapr->rma_size = MIN(spapr->rma_size, 0x10000000); 173853018216SPaolo Bonzini } 1739912acdf4SBenjamin Herrenschmidt 1740912acdf4SBenjamin Herrenschmidt /* Actually we don't support unbounded RMA anymore since we 1741912acdf4SBenjamin Herrenschmidt * added proper emulation of HV mode. The max we can get is 1742912acdf4SBenjamin Herrenschmidt * 16G which also happens to be what we configure for PAPR 1743912acdf4SBenjamin Herrenschmidt * mode so make sure we don't do anything bigger than that 1744912acdf4SBenjamin Herrenschmidt */ 1745912acdf4SBenjamin Herrenschmidt spapr->rma_size = MIN(spapr->rma_size, 0x400000000ull); 174653018216SPaolo Bonzini } 174753018216SPaolo Bonzini 1748c4177479SAlexey Kardashevskiy if (spapr->rma_size > node0_size) { 1749d54e4d76SDavid Gibson error_report("Numa node 0 has to span the RMA (%#08"HWADDR_PRIx")", 1750c4177479SAlexey Kardashevskiy spapr->rma_size); 1751c4177479SAlexey Kardashevskiy exit(1); 1752c4177479SAlexey Kardashevskiy } 1753c4177479SAlexey Kardashevskiy 1754b7d1f77aSBenjamin Herrenschmidt /* Setup a load limit for the ramdisk leaving room for SLOF and FDT */ 1755b7d1f77aSBenjamin Herrenschmidt load_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR) - FW_OVERHEAD; 175653018216SPaolo Bonzini 17577b565160SDavid Gibson /* Set up Interrupt Controller before we create the VCPUs */ 175827f24582SBenjamin Herrenschmidt spapr->xics = xics_system_init(machine, 175994a94e4cSBharata B Rao DIV_ROUND_UP(max_cpus * smt, smp_threads), 1760161deaf2SBenjamin Herrenschmidt XICS_IRQS_SPAPR, &error_fatal); 17617b565160SDavid Gibson 1762224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 17637c150d6fSDavid Gibson spapr_validate_node_memory(machine, &error_fatal); 1764224245bfSDavid Gibson } 1765224245bfSDavid Gibson 176653018216SPaolo Bonzini /* init CPUs */ 176719fb2c36SBharata B Rao if (machine->cpu_model == NULL) { 176819fb2c36SBharata B Rao machine->cpu_model = kvm_enabled() ? "host" : "POWER7"; 176953018216SPaolo Bonzini } 177094a94e4cSBharata B Rao 1771e703d2f7SGreg Kurz ppc_cpu_parse_features(machine->cpu_model); 1772e703d2f7SGreg Kurz 17733c0c47e3SDavid Gibson if (mc->query_hotpluggable_cpus) { 177494a94e4cSBharata B Rao char *type = spapr_get_cpu_core_type(machine->cpu_model); 177594a94e4cSBharata B Rao 17764babfaf0SThomas Huth if (type == NULL) { 1777caebf378SCédric Le Goater error_report("Unable to find sPAPR CPU Core definition"); 1778caebf378SCédric Le Goater exit(1); 1779caebf378SCédric Le Goater } 1780caebf378SCédric Le Goater 178194a94e4cSBharata B Rao spapr->cores = g_new0(Object *, spapr_max_cores); 1782af81cf32SBharata B Rao for (i = 0; i < spapr_max_cores; i++) { 178312bf2d33SGreg Kurz int core_id = i * smp_threads; 1784af81cf32SBharata B Rao sPAPRDRConnector *drc = 1785af81cf32SBharata B Rao spapr_dr_connector_new(OBJECT(spapr), 178612bf2d33SGreg Kurz SPAPR_DR_CONNECTOR_TYPE_CPU, 178712bf2d33SGreg Kurz (core_id / smp_threads) * smt); 1788af81cf32SBharata B Rao 1789af81cf32SBharata B Rao qemu_register_reset(spapr_drc_reset, drc); 1790af81cf32SBharata B Rao 1791af81cf32SBharata B Rao if (i < spapr_cores) { 1792caebf378SCédric Le Goater Object *core = object_new(type); 179394a94e4cSBharata B Rao object_property_set_int(core, smp_threads, "nr-threads", 179494a94e4cSBharata B Rao &error_fatal); 179512bf2d33SGreg Kurz object_property_set_int(core, core_id, CPU_CORE_PROP_CORE_ID, 179694a94e4cSBharata B Rao &error_fatal); 179794a94e4cSBharata B Rao object_property_set_bool(core, true, "realized", &error_fatal); 179894a94e4cSBharata B Rao } 1799af81cf32SBharata B Rao } 180094a94e4cSBharata B Rao g_free(type); 180194a94e4cSBharata B Rao } else { 180253018216SPaolo Bonzini for (i = 0; i < smp_cpus; i++) { 180394a94e4cSBharata B Rao PowerPCCPU *cpu = cpu_ppc_init(machine->cpu_model); 180453018216SPaolo Bonzini if (cpu == NULL) { 1805569f4967SDavid Gibson error_report("Unable to find PowerPC CPU definition"); 180653018216SPaolo Bonzini exit(1); 180753018216SPaolo Bonzini } 1808569f4967SDavid Gibson spapr_cpu_init(spapr, cpu, &error_fatal); 180953018216SPaolo Bonzini } 181094a94e4cSBharata B Rao } 181153018216SPaolo Bonzini 1812026bfd89SDavid Gibson if (kvm_enabled()) { 1813026bfd89SDavid Gibson /* Enable H_LOGICAL_CI_* so SLOF can talk to in-kernel devices */ 1814026bfd89SDavid Gibson kvmppc_enable_logical_ci_hcalls(); 1815ef9971ddSAlexey Kardashevskiy kvmppc_enable_set_mode_hcall(); 18165145ad4fSNathan Whitehorn 18175145ad4fSNathan Whitehorn /* H_CLEAR_MOD/_REF are mandatory in PAPR, but off by default */ 18185145ad4fSNathan Whitehorn kvmppc_enable_clear_ref_mod_hcalls(); 1819026bfd89SDavid Gibson } 1820026bfd89SDavid Gibson 182153018216SPaolo Bonzini /* allocate RAM */ 1822f92f5da1SAlexey Kardashevskiy memory_region_allocate_system_memory(ram, NULL, "ppc_spapr.ram", 1823fb164994SDavid Gibson machine->ram_size); 1824f92f5da1SAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, ram); 182553018216SPaolo Bonzini 1826658fa66bSAlexey Kardashevskiy if (rma_alloc_size && rma) { 1827658fa66bSAlexey Kardashevskiy rma_region = g_new(MemoryRegion, 1); 1828658fa66bSAlexey Kardashevskiy memory_region_init_ram_ptr(rma_region, NULL, "ppc_spapr.rma", 1829658fa66bSAlexey Kardashevskiy rma_alloc_size, rma); 1830658fa66bSAlexey Kardashevskiy vmstate_register_ram_global(rma_region); 1831658fa66bSAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, rma_region); 1832658fa66bSAlexey Kardashevskiy } 1833658fa66bSAlexey Kardashevskiy 18344a1c9cf0SBharata B Rao /* initialize hotplug memory address space */ 18354a1c9cf0SBharata B Rao if (machine->ram_size < machine->maxram_size) { 18364a1c9cf0SBharata B Rao ram_addr_t hotplug_mem_size = machine->maxram_size - machine->ram_size; 183771c9a3ddSBharata B Rao /* 183871c9a3ddSBharata B Rao * Limit the number of hotpluggable memory slots to half the number 183971c9a3ddSBharata B Rao * slots that KVM supports, leaving the other half for PCI and other 184071c9a3ddSBharata B Rao * devices. However ensure that number of slots doesn't drop below 32. 184171c9a3ddSBharata B Rao */ 184271c9a3ddSBharata B Rao int max_memslots = kvm_enabled() ? kvm_get_max_memslots() / 2 : 184371c9a3ddSBharata B Rao SPAPR_MAX_RAM_SLOTS; 18444a1c9cf0SBharata B Rao 184571c9a3ddSBharata B Rao if (max_memslots < SPAPR_MAX_RAM_SLOTS) { 184671c9a3ddSBharata B Rao max_memslots = SPAPR_MAX_RAM_SLOTS; 184771c9a3ddSBharata B Rao } 184871c9a3ddSBharata B Rao if (machine->ram_slots > max_memslots) { 1849d54e4d76SDavid Gibson error_report("Specified number of memory slots %" 1850d54e4d76SDavid Gibson PRIu64" exceeds max supported %d", 185171c9a3ddSBharata B Rao machine->ram_slots, max_memslots); 1852d54e4d76SDavid Gibson exit(1); 18534a1c9cf0SBharata B Rao } 18544a1c9cf0SBharata B Rao 18554a1c9cf0SBharata B Rao spapr->hotplug_memory.base = ROUND_UP(machine->ram_size, 18564a1c9cf0SBharata B Rao SPAPR_HOTPLUG_MEM_ALIGN); 18574a1c9cf0SBharata B Rao memory_region_init(&spapr->hotplug_memory.mr, OBJECT(spapr), 18584a1c9cf0SBharata B Rao "hotplug-memory", hotplug_mem_size); 18594a1c9cf0SBharata B Rao memory_region_add_subregion(sysmem, spapr->hotplug_memory.base, 18604a1c9cf0SBharata B Rao &spapr->hotplug_memory.mr); 18614a1c9cf0SBharata B Rao } 18624a1c9cf0SBharata B Rao 1863224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 1864224245bfSDavid Gibson spapr_create_lmb_dr_connectors(spapr); 1865224245bfSDavid Gibson } 1866224245bfSDavid Gibson 186753018216SPaolo Bonzini filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin"); 18684c56440dSStefan Weil if (!filename) { 1869730fce59SThomas Huth error_report("Could not find LPAR rtas '%s'", "spapr-rtas.bin"); 18704c56440dSStefan Weil exit(1); 18714c56440dSStefan Weil } 1872b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size = get_image_size(filename); 18738afc22a2SZhou Jie if (spapr->rtas_size < 0) { 18748afc22a2SZhou Jie error_report("Could not get size of LPAR rtas '%s'", filename); 18758afc22a2SZhou Jie exit(1); 18768afc22a2SZhou Jie } 1877b7d1f77aSBenjamin Herrenschmidt spapr->rtas_blob = g_malloc(spapr->rtas_size); 1878b7d1f77aSBenjamin Herrenschmidt if (load_image_size(filename, spapr->rtas_blob, spapr->rtas_size) < 0) { 1879730fce59SThomas Huth error_report("Could not load LPAR rtas '%s'", filename); 188053018216SPaolo Bonzini exit(1); 188153018216SPaolo Bonzini } 188253018216SPaolo Bonzini if (spapr->rtas_size > RTAS_MAX_SIZE) { 1883730fce59SThomas Huth error_report("RTAS too big ! 0x%zx bytes (max is 0x%x)", 18842f285bddSPeter Maydell (size_t)spapr->rtas_size, RTAS_MAX_SIZE); 188553018216SPaolo Bonzini exit(1); 188653018216SPaolo Bonzini } 188753018216SPaolo Bonzini g_free(filename); 188853018216SPaolo Bonzini 188953018216SPaolo Bonzini /* Set up EPOW events infrastructure */ 189053018216SPaolo Bonzini spapr_events_init(spapr); 189153018216SPaolo Bonzini 189212f42174SDavid Gibson /* Set up the RTC RTAS interfaces */ 189328df36a1SDavid Gibson spapr_rtc_create(spapr); 189412f42174SDavid Gibson 189553018216SPaolo Bonzini /* Set up VIO bus */ 189653018216SPaolo Bonzini spapr->vio_bus = spapr_vio_bus_init(); 189753018216SPaolo Bonzini 189853018216SPaolo Bonzini for (i = 0; i < MAX_SERIAL_PORTS; i++) { 189953018216SPaolo Bonzini if (serial_hds[i]) { 190053018216SPaolo Bonzini spapr_vty_create(spapr->vio_bus, serial_hds[i]); 190153018216SPaolo Bonzini } 190253018216SPaolo Bonzini } 190353018216SPaolo Bonzini 190453018216SPaolo Bonzini /* We always have at least the nvram device on VIO */ 190553018216SPaolo Bonzini spapr_create_nvram(spapr); 190653018216SPaolo Bonzini 190753018216SPaolo Bonzini /* Set up PCI */ 190853018216SPaolo Bonzini spapr_pci_rtas_init(); 190953018216SPaolo Bonzini 191089dfd6e1SDavid Gibson phb = spapr_create_phb(spapr, 0); 191153018216SPaolo Bonzini 191253018216SPaolo Bonzini for (i = 0; i < nb_nics; i++) { 191353018216SPaolo Bonzini NICInfo *nd = &nd_table[i]; 191453018216SPaolo Bonzini 191553018216SPaolo Bonzini if (!nd->model) { 191653018216SPaolo Bonzini nd->model = g_strdup("ibmveth"); 191753018216SPaolo Bonzini } 191853018216SPaolo Bonzini 191953018216SPaolo Bonzini if (strcmp(nd->model, "ibmveth") == 0) { 192053018216SPaolo Bonzini spapr_vlan_create(spapr->vio_bus, nd); 192153018216SPaolo Bonzini } else { 192229b358f9SDavid Gibson pci_nic_init_nofail(&nd_table[i], phb->bus, nd->model, NULL); 192353018216SPaolo Bonzini } 192453018216SPaolo Bonzini } 192553018216SPaolo Bonzini 192653018216SPaolo Bonzini for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) { 192753018216SPaolo Bonzini spapr_vscsi_create(spapr->vio_bus); 192853018216SPaolo Bonzini } 192953018216SPaolo Bonzini 193053018216SPaolo Bonzini /* Graphics */ 193114c6a894SDavid Gibson if (spapr_vga_init(phb->bus, &error_fatal)) { 193253018216SPaolo Bonzini spapr->has_graphics = true; 1933c6e76503SPaolo Bonzini machine->usb |= defaults_enabled() && !machine->usb_disabled; 193453018216SPaolo Bonzini } 193553018216SPaolo Bonzini 19364ee9ced9SMarcel Apfelbaum if (machine->usb) { 193757040d45SThomas Huth if (smc->use_ohci_by_default) { 193853018216SPaolo Bonzini pci_create_simple(phb->bus, -1, "pci-ohci"); 193957040d45SThomas Huth } else { 194057040d45SThomas Huth pci_create_simple(phb->bus, -1, "nec-usb-xhci"); 194157040d45SThomas Huth } 1942c86580b8SMarkus Armbruster 194353018216SPaolo Bonzini if (spapr->has_graphics) { 1944c86580b8SMarkus Armbruster USBBus *usb_bus = usb_bus_find(-1); 1945c86580b8SMarkus Armbruster 1946c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-kbd"); 1947c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-mouse"); 194853018216SPaolo Bonzini } 194953018216SPaolo Bonzini } 195053018216SPaolo Bonzini 195153018216SPaolo Bonzini if (spapr->rma_size < (MIN_RMA_SLOF << 20)) { 1952d54e4d76SDavid Gibson error_report( 1953d54e4d76SDavid Gibson "pSeries SLOF firmware requires >= %ldM guest RMA (Real Mode Area memory)", 1954d54e4d76SDavid Gibson MIN_RMA_SLOF); 195553018216SPaolo Bonzini exit(1); 195653018216SPaolo Bonzini } 195753018216SPaolo Bonzini 195853018216SPaolo Bonzini if (kernel_filename) { 195953018216SPaolo Bonzini uint64_t lowaddr = 0; 196053018216SPaolo Bonzini 196153018216SPaolo Bonzini kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, 19627ef295eaSPeter Crosthwaite NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE, 19637ef295eaSPeter Crosthwaite 0, 0); 19643b66da82SAlexey Kardashevskiy if (kernel_size == ELF_LOAD_WRONG_ENDIAN) { 196516457e7fSBenjamin Herrenschmidt kernel_size = load_elf(kernel_filename, 196616457e7fSBenjamin Herrenschmidt translate_kernel_address, NULL, 19677ef295eaSPeter Crosthwaite NULL, &lowaddr, NULL, 0, PPC_ELF_MACHINE, 19687ef295eaSPeter Crosthwaite 0, 0); 196916457e7fSBenjamin Herrenschmidt kernel_le = kernel_size > 0; 197016457e7fSBenjamin Herrenschmidt } 197116457e7fSBenjamin Herrenschmidt if (kernel_size < 0) { 1972d54e4d76SDavid Gibson error_report("error loading %s: %s", 19733b66da82SAlexey Kardashevskiy kernel_filename, load_elf_strerror(kernel_size)); 197453018216SPaolo Bonzini exit(1); 197553018216SPaolo Bonzini } 197653018216SPaolo Bonzini 197753018216SPaolo Bonzini /* load initrd */ 197853018216SPaolo Bonzini if (initrd_filename) { 197953018216SPaolo Bonzini /* Try to locate the initrd in the gap between the kernel 198053018216SPaolo Bonzini * and the firmware. Add a bit of space just in case 198153018216SPaolo Bonzini */ 198253018216SPaolo Bonzini initrd_base = (KERNEL_LOAD_ADDR + kernel_size + 0x1ffff) & ~0xffff; 198353018216SPaolo Bonzini initrd_size = load_image_targphys(initrd_filename, initrd_base, 198453018216SPaolo Bonzini load_limit - initrd_base); 198553018216SPaolo Bonzini if (initrd_size < 0) { 1986d54e4d76SDavid Gibson error_report("could not load initial ram disk '%s'", 198753018216SPaolo Bonzini initrd_filename); 198853018216SPaolo Bonzini exit(1); 198953018216SPaolo Bonzini } 199053018216SPaolo Bonzini } else { 199153018216SPaolo Bonzini initrd_base = 0; 199253018216SPaolo Bonzini initrd_size = 0; 199353018216SPaolo Bonzini } 199453018216SPaolo Bonzini } 199553018216SPaolo Bonzini 19968e7ea787SAndreas Färber if (bios_name == NULL) { 19978e7ea787SAndreas Färber bios_name = FW_FILE_NAME; 19988e7ea787SAndreas Färber } 19998e7ea787SAndreas Färber filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); 20004c56440dSStefan Weil if (!filename) { 200168fea5a0SThomas Huth error_report("Could not find LPAR firmware '%s'", bios_name); 20024c56440dSStefan Weil exit(1); 20034c56440dSStefan Weil } 200453018216SPaolo Bonzini fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE); 200568fea5a0SThomas Huth if (fw_size <= 0) { 200668fea5a0SThomas Huth error_report("Could not load LPAR firmware '%s'", filename); 200753018216SPaolo Bonzini exit(1); 200853018216SPaolo Bonzini } 200953018216SPaolo Bonzini g_free(filename); 201053018216SPaolo Bonzini 201128e02042SDavid Gibson /* FIXME: Should register things through the MachineState's qdev 201228e02042SDavid Gibson * interface, this is a legacy from the sPAPREnvironment structure 201328e02042SDavid Gibson * which predated MachineState but had a similar function */ 20144be21d56SDavid Gibson vmstate_register(NULL, 0, &vmstate_spapr, spapr); 20154be21d56SDavid Gibson register_savevm_live(NULL, "spapr/htab", -1, 1, 20164be21d56SDavid Gibson &savevm_htab_handlers, spapr); 20174be21d56SDavid Gibson 201853018216SPaolo Bonzini /* Prepare the device tree */ 20193bbf37f2SAndreas Färber spapr->fdt_skel = spapr_create_fdt_skel(initrd_base, initrd_size, 202016457e7fSBenjamin Herrenschmidt kernel_size, kernel_le, 202131fe14d1SNathan Fontenot kernel_cmdline, 202231fe14d1SNathan Fontenot spapr->check_exception_irq); 202353018216SPaolo Bonzini assert(spapr->fdt_skel != NULL); 20245b2128d2SAlexander Graf 202546503c2bSMichael Roth /* used by RTAS */ 202646503c2bSMichael Roth QTAILQ_INIT(&spapr->ccs_list); 202746503c2bSMichael Roth qemu_register_reset(spapr_ccs_reset_hook, spapr); 202846503c2bSMichael Roth 20295b2128d2SAlexander Graf qemu_register_boot_set(spapr_boot_set, spapr); 203053018216SPaolo Bonzini } 203153018216SPaolo Bonzini 2032135a129aSAneesh Kumar K.V static int spapr_kvm_type(const char *vm_type) 2033135a129aSAneesh Kumar K.V { 2034135a129aSAneesh Kumar K.V if (!vm_type) { 2035135a129aSAneesh Kumar K.V return 0; 2036135a129aSAneesh Kumar K.V } 2037135a129aSAneesh Kumar K.V 2038135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "HV")) { 2039135a129aSAneesh Kumar K.V return 1; 2040135a129aSAneesh Kumar K.V } 2041135a129aSAneesh Kumar K.V 2042135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "PR")) { 2043135a129aSAneesh Kumar K.V return 2; 2044135a129aSAneesh Kumar K.V } 2045135a129aSAneesh Kumar K.V 2046135a129aSAneesh Kumar K.V error_report("Unknown kvm-type specified '%s'", vm_type); 2047135a129aSAneesh Kumar K.V exit(1); 2048135a129aSAneesh Kumar K.V } 2049135a129aSAneesh Kumar K.V 205071461b0fSAlexey Kardashevskiy /* 2051627b84f4SGonglei * Implementation of an interface to adjust firmware path 205271461b0fSAlexey Kardashevskiy * for the bootindex property handling. 205371461b0fSAlexey Kardashevskiy */ 205471461b0fSAlexey Kardashevskiy static char *spapr_get_fw_dev_path(FWPathProvider *p, BusState *bus, 205571461b0fSAlexey Kardashevskiy DeviceState *dev) 205671461b0fSAlexey Kardashevskiy { 205771461b0fSAlexey Kardashevskiy #define CAST(type, obj, name) \ 205871461b0fSAlexey Kardashevskiy ((type *)object_dynamic_cast(OBJECT(obj), (name))) 205971461b0fSAlexey Kardashevskiy SCSIDevice *d = CAST(SCSIDevice, dev, TYPE_SCSI_DEVICE); 206071461b0fSAlexey Kardashevskiy sPAPRPHBState *phb = CAST(sPAPRPHBState, dev, TYPE_SPAPR_PCI_HOST_BRIDGE); 206171461b0fSAlexey Kardashevskiy 206271461b0fSAlexey Kardashevskiy if (d) { 206371461b0fSAlexey Kardashevskiy void *spapr = CAST(void, bus->parent, "spapr-vscsi"); 206471461b0fSAlexey Kardashevskiy VirtIOSCSI *virtio = CAST(VirtIOSCSI, bus->parent, TYPE_VIRTIO_SCSI); 206571461b0fSAlexey Kardashevskiy USBDevice *usb = CAST(USBDevice, bus->parent, TYPE_USB_DEVICE); 206671461b0fSAlexey Kardashevskiy 206771461b0fSAlexey Kardashevskiy if (spapr) { 206871461b0fSAlexey Kardashevskiy /* 206971461b0fSAlexey Kardashevskiy * Replace "channel@0/disk@0,0" with "disk@8000000000000000": 207071461b0fSAlexey Kardashevskiy * We use SRP luns of the form 8000 | (bus << 8) | (id << 5) | lun 207171461b0fSAlexey Kardashevskiy * in the top 16 bits of the 64-bit LUN 207271461b0fSAlexey Kardashevskiy */ 207371461b0fSAlexey Kardashevskiy unsigned id = 0x8000 | (d->id << 8) | d->lun; 207471461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 207571461b0fSAlexey Kardashevskiy (uint64_t)id << 48); 207671461b0fSAlexey Kardashevskiy } else if (virtio) { 207771461b0fSAlexey Kardashevskiy /* 207871461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (target << 8) | lun 207971461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 208071461b0fSAlexey Kardashevskiy * Note: the quote above is from SLOF and it is wrong, 208171461b0fSAlexey Kardashevskiy * the actual binding is: 208271461b0fSAlexey Kardashevskiy * swap 0100 or 10 << or 20 << ( target lun-id -- srplun ) 208371461b0fSAlexey Kardashevskiy */ 208471461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (d->id << 16) | d->lun; 208571461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 208671461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 208771461b0fSAlexey Kardashevskiy } else if (usb) { 208871461b0fSAlexey Kardashevskiy /* 208971461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (usb-port << 16) | lun 209071461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 209171461b0fSAlexey Kardashevskiy */ 209271461b0fSAlexey Kardashevskiy unsigned usb_port = atoi(usb->port->path); 209371461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (usb_port << 16) | d->lun; 209471461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 209571461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 209671461b0fSAlexey Kardashevskiy } 209771461b0fSAlexey Kardashevskiy } 209871461b0fSAlexey Kardashevskiy 209971461b0fSAlexey Kardashevskiy if (phb) { 210071461b0fSAlexey Kardashevskiy /* Replace "pci" with "pci@800000020000000" */ 210171461b0fSAlexey Kardashevskiy return g_strdup_printf("pci@%"PRIX64, phb->buid); 210271461b0fSAlexey Kardashevskiy } 210371461b0fSAlexey Kardashevskiy 210471461b0fSAlexey Kardashevskiy return NULL; 210571461b0fSAlexey Kardashevskiy } 210671461b0fSAlexey Kardashevskiy 210723825581SEduardo Habkost static char *spapr_get_kvm_type(Object *obj, Error **errp) 210823825581SEduardo Habkost { 210928e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 211023825581SEduardo Habkost 211128e02042SDavid Gibson return g_strdup(spapr->kvm_type); 211223825581SEduardo Habkost } 211323825581SEduardo Habkost 211423825581SEduardo Habkost static void spapr_set_kvm_type(Object *obj, const char *value, Error **errp) 211523825581SEduardo Habkost { 211628e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 211723825581SEduardo Habkost 211828e02042SDavid Gibson g_free(spapr->kvm_type); 211928e02042SDavid Gibson spapr->kvm_type = g_strdup(value); 212023825581SEduardo Habkost } 212123825581SEduardo Habkost 212223825581SEduardo Habkost static void spapr_machine_initfn(Object *obj) 212323825581SEduardo Habkost { 2124715c5407SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 2125715c5407SDavid Gibson 2126715c5407SDavid Gibson spapr->htab_fd = -1; 212723825581SEduardo Habkost object_property_add_str(obj, "kvm-type", 212823825581SEduardo Habkost spapr_get_kvm_type, spapr_set_kvm_type, NULL); 212949d2e648SMarcel Apfelbaum object_property_set_description(obj, "kvm-type", 213049d2e648SMarcel Apfelbaum "Specifies the KVM virtualization mode (HV, PR)", 213149d2e648SMarcel Apfelbaum NULL); 213223825581SEduardo Habkost } 213323825581SEduardo Habkost 213487bbdd9cSDavid Gibson static void spapr_machine_finalizefn(Object *obj) 213587bbdd9cSDavid Gibson { 213687bbdd9cSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 213787bbdd9cSDavid Gibson 213887bbdd9cSDavid Gibson g_free(spapr->kvm_type); 213987bbdd9cSDavid Gibson } 214087bbdd9cSDavid Gibson 2141e0eeb4a2SAlex Bennée static void ppc_cpu_do_nmi_on_cpu(CPUState *cs, void *arg) 214234316482SAlexey Kardashevskiy { 214334316482SAlexey Kardashevskiy cpu_synchronize_state(cs); 214434316482SAlexey Kardashevskiy ppc_cpu_do_system_reset(cs); 214534316482SAlexey Kardashevskiy } 214634316482SAlexey Kardashevskiy 214734316482SAlexey Kardashevskiy static void spapr_nmi(NMIState *n, int cpu_index, Error **errp) 214834316482SAlexey Kardashevskiy { 214934316482SAlexey Kardashevskiy CPUState *cs; 215034316482SAlexey Kardashevskiy 215134316482SAlexey Kardashevskiy CPU_FOREACH(cs) { 2152e0eeb4a2SAlex Bennée async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, NULL); 215334316482SAlexey Kardashevskiy } 215434316482SAlexey Kardashevskiy } 215534316482SAlexey Kardashevskiy 2156c20d332aSBharata B Rao static void spapr_add_lmbs(DeviceState *dev, uint64_t addr, uint64_t size, 2157c20d332aSBharata B Rao uint32_t node, Error **errp) 2158c20d332aSBharata B Rao { 2159c20d332aSBharata B Rao sPAPRDRConnector *drc; 2160c20d332aSBharata B Rao sPAPRDRConnectorClass *drck; 2161c20d332aSBharata B Rao uint32_t nr_lmbs = size/SPAPR_MEMORY_BLOCK_SIZE; 2162c20d332aSBharata B Rao int i, fdt_offset, fdt_size; 2163c20d332aSBharata B Rao void *fdt; 2164c20d332aSBharata B Rao 2165c20d332aSBharata B Rao for (i = 0; i < nr_lmbs; i++) { 2166c20d332aSBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, 2167c20d332aSBharata B Rao addr/SPAPR_MEMORY_BLOCK_SIZE); 2168c20d332aSBharata B Rao g_assert(drc); 2169c20d332aSBharata B Rao 2170c20d332aSBharata B Rao fdt = create_device_tree(&fdt_size); 2171c20d332aSBharata B Rao fdt_offset = spapr_populate_memory_node(fdt, node, addr, 2172c20d332aSBharata B Rao SPAPR_MEMORY_BLOCK_SIZE); 2173c20d332aSBharata B Rao 2174c20d332aSBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 2175c20d332aSBharata B Rao drck->attach(drc, dev, fdt, fdt_offset, !dev->hotplugged, errp); 2176c20d332aSBharata B Rao addr += SPAPR_MEMORY_BLOCK_SIZE; 2177c20d332aSBharata B Rao } 21785dd5238cSJianjun Duan /* send hotplug notification to the 21795dd5238cSJianjun Duan * guest only in case of hotplugged memory 21805dd5238cSJianjun Duan */ 21815dd5238cSJianjun Duan if (dev->hotplugged) { 21820a417869SBharata B Rao spapr_hotplug_req_add_by_count(SPAPR_DR_CONNECTOR_TYPE_LMB, nr_lmbs); 2183c20d332aSBharata B Rao } 21845dd5238cSJianjun Duan } 2185c20d332aSBharata B Rao 2186c20d332aSBharata B Rao static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev, 2187c20d332aSBharata B Rao uint32_t node, Error **errp) 2188c20d332aSBharata B Rao { 2189c20d332aSBharata B Rao Error *local_err = NULL; 2190c20d332aSBharata B Rao sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev); 2191c20d332aSBharata B Rao PCDIMMDevice *dimm = PC_DIMM(dev); 2192c20d332aSBharata B Rao PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); 2193c20d332aSBharata B Rao MemoryRegion *mr = ddc->get_memory_region(dimm); 2194c20d332aSBharata B Rao uint64_t align = memory_region_get_alignment(mr); 2195c20d332aSBharata B Rao uint64_t size = memory_region_size(mr); 2196c20d332aSBharata B Rao uint64_t addr; 2197c20d332aSBharata B Rao 2198c20d332aSBharata B Rao if (size % SPAPR_MEMORY_BLOCK_SIZE) { 2199c20d332aSBharata B Rao error_setg(&local_err, "Hotplugged memory size must be a multiple of " 2200c20d332aSBharata B Rao "%lld MB", SPAPR_MEMORY_BLOCK_SIZE/M_BYTE); 2201c20d332aSBharata B Rao goto out; 2202c20d332aSBharata B Rao } 2203c20d332aSBharata B Rao 2204d6a9b0b8SMichael S. Tsirkin pc_dimm_memory_plug(dev, &ms->hotplug_memory, mr, align, &local_err); 2205c20d332aSBharata B Rao if (local_err) { 2206c20d332aSBharata B Rao goto out; 2207c20d332aSBharata B Rao } 2208c20d332aSBharata B Rao 2209c20d332aSBharata B Rao addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err); 2210c20d332aSBharata B Rao if (local_err) { 2211c20d332aSBharata B Rao pc_dimm_memory_unplug(dev, &ms->hotplug_memory, mr); 2212c20d332aSBharata B Rao goto out; 2213c20d332aSBharata B Rao } 2214c20d332aSBharata B Rao 2215c20d332aSBharata B Rao spapr_add_lmbs(dev, addr, size, node, &error_abort); 2216c20d332aSBharata B Rao 2217c20d332aSBharata B Rao out: 2218c20d332aSBharata B Rao error_propagate(errp, local_err); 2219c20d332aSBharata B Rao } 2220c20d332aSBharata B Rao 2221af81cf32SBharata B Rao void *spapr_populate_hotplug_cpu_dt(CPUState *cs, int *fdt_offset, 2222af81cf32SBharata B Rao sPAPRMachineState *spapr) 2223af81cf32SBharata B Rao { 2224af81cf32SBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 2225af81cf32SBharata B Rao DeviceClass *dc = DEVICE_GET_CLASS(cs); 2226af81cf32SBharata B Rao int id = ppc_get_vcpu_dt_id(cpu); 2227af81cf32SBharata B Rao void *fdt; 2228af81cf32SBharata B Rao int offset, fdt_size; 2229af81cf32SBharata B Rao char *nodename; 2230af81cf32SBharata B Rao 2231af81cf32SBharata B Rao fdt = create_device_tree(&fdt_size); 2232af81cf32SBharata B Rao nodename = g_strdup_printf("%s@%x", dc->fw_name, id); 2233af81cf32SBharata B Rao offset = fdt_add_subnode(fdt, 0, nodename); 2234af81cf32SBharata B Rao 2235af81cf32SBharata B Rao spapr_populate_cpu_dt(cs, fdt, offset, spapr); 2236af81cf32SBharata B Rao g_free(nodename); 2237af81cf32SBharata B Rao 2238af81cf32SBharata B Rao *fdt_offset = offset; 2239af81cf32SBharata B Rao return fdt; 2240af81cf32SBharata B Rao } 2241af81cf32SBharata B Rao 2242c20d332aSBharata B Rao static void spapr_machine_device_plug(HotplugHandler *hotplug_dev, 2243c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2244c20d332aSBharata B Rao { 2245c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 2246c20d332aSBharata B Rao 2247c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2248b556854bSBharata B Rao int node; 2249c20d332aSBharata B Rao 2250c20d332aSBharata B Rao if (!smc->dr_lmb_enabled) { 2251c20d332aSBharata B Rao error_setg(errp, "Memory hotplug not supported for this machine"); 2252c20d332aSBharata B Rao return; 2253c20d332aSBharata B Rao } 2254c20d332aSBharata B Rao node = object_property_get_int(OBJECT(dev), PC_DIMM_NODE_PROP, errp); 2255c20d332aSBharata B Rao if (*errp) { 2256c20d332aSBharata B Rao return; 2257c20d332aSBharata B Rao } 22581a5512bbSGonglei if (node < 0 || node >= MAX_NODES) { 22591a5512bbSGonglei error_setg(errp, "Invaild node %d", node); 22601a5512bbSGonglei return; 22611a5512bbSGonglei } 2262c20d332aSBharata B Rao 2263b556854bSBharata B Rao /* 2264b556854bSBharata B Rao * Currently PowerPC kernel doesn't allow hot-adding memory to 2265b556854bSBharata B Rao * memory-less node, but instead will silently add the memory 2266b556854bSBharata B Rao * to the first node that has some memory. This causes two 2267b556854bSBharata B Rao * unexpected behaviours for the user. 2268b556854bSBharata B Rao * 2269b556854bSBharata B Rao * - Memory gets hotplugged to a different node than what the user 2270b556854bSBharata B Rao * specified. 2271b556854bSBharata B Rao * - Since pc-dimm subsystem in QEMU still thinks that memory belongs 2272b556854bSBharata B Rao * to memory-less node, a reboot will set things accordingly 2273b556854bSBharata B Rao * and the previously hotplugged memory now ends in the right node. 2274b556854bSBharata B Rao * This appears as if some memory moved from one node to another. 2275b556854bSBharata B Rao * 2276b556854bSBharata B Rao * So until kernel starts supporting memory hotplug to memory-less 2277b556854bSBharata B Rao * nodes, just prevent such attempts upfront in QEMU. 2278b556854bSBharata B Rao */ 2279b556854bSBharata B Rao if (nb_numa_nodes && !numa_info[node].node_mem) { 2280b556854bSBharata B Rao error_setg(errp, "Can't hotplug memory to memory-less node %d", 2281b556854bSBharata B Rao node); 2282b556854bSBharata B Rao return; 2283b556854bSBharata B Rao } 2284b556854bSBharata B Rao 2285c20d332aSBharata B Rao spapr_memory_plug(hotplug_dev, dev, node, errp); 2286af81cf32SBharata B Rao } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 2287af81cf32SBharata B Rao spapr_core_plug(hotplug_dev, dev, errp); 2288c20d332aSBharata B Rao } 2289c20d332aSBharata B Rao } 2290c20d332aSBharata B Rao 2291c20d332aSBharata B Rao static void spapr_machine_device_unplug(HotplugHandler *hotplug_dev, 2292c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2293c20d332aSBharata B Rao { 22943c0c47e3SDavid Gibson MachineClass *mc = MACHINE_GET_CLASS(qdev_get_machine()); 22956f4b5c3eSBharata B Rao 2296c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2297c20d332aSBharata B Rao error_setg(errp, "Memory hot unplug not supported by sPAPR"); 22986f4b5c3eSBharata B Rao } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 22993c0c47e3SDavid Gibson if (!mc->query_hotpluggable_cpus) { 23006f4b5c3eSBharata B Rao error_setg(errp, "CPU hot unplug not supported on this machine"); 23016f4b5c3eSBharata B Rao return; 23026f4b5c3eSBharata B Rao } 23036f4b5c3eSBharata B Rao spapr_core_unplug(hotplug_dev, dev, errp); 2304c20d332aSBharata B Rao } 2305c20d332aSBharata B Rao } 2306c20d332aSBharata B Rao 230794a94e4cSBharata B Rao static void spapr_machine_device_pre_plug(HotplugHandler *hotplug_dev, 230894a94e4cSBharata B Rao DeviceState *dev, Error **errp) 230994a94e4cSBharata B Rao { 231094a94e4cSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 231194a94e4cSBharata B Rao spapr_core_pre_plug(hotplug_dev, dev, errp); 231294a94e4cSBharata B Rao } 231394a94e4cSBharata B Rao } 231494a94e4cSBharata B Rao 23157ebaf795SBharata B Rao static HotplugHandler *spapr_get_hotplug_handler(MachineState *machine, 2316c20d332aSBharata B Rao DeviceState *dev) 2317c20d332aSBharata B Rao { 231894a94e4cSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM) || 231994a94e4cSBharata B Rao object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 2320c20d332aSBharata B Rao return HOTPLUG_HANDLER(machine); 2321c20d332aSBharata B Rao } 2322c20d332aSBharata B Rao return NULL; 2323c20d332aSBharata B Rao } 2324c20d332aSBharata B Rao 232520bb648dSDavid Gibson static unsigned spapr_cpu_index_to_socket_id(unsigned cpu_index) 232620bb648dSDavid Gibson { 232720bb648dSDavid Gibson /* Allocate to NUMA nodes on a "socket" basis (not that concept of 232820bb648dSDavid Gibson * socket means much for the paravirtualized PAPR platform) */ 232920bb648dSDavid Gibson return cpu_index / smp_threads / smp_cores; 233020bb648dSDavid Gibson } 233120bb648dSDavid Gibson 23322474bfd4SIgor Mammedov static HotpluggableCPUList *spapr_query_hotpluggable_cpus(MachineState *machine) 23332474bfd4SIgor Mammedov { 23342474bfd4SIgor Mammedov int i; 23352474bfd4SIgor Mammedov HotpluggableCPUList *head = NULL; 23362474bfd4SIgor Mammedov sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 23372474bfd4SIgor Mammedov int spapr_max_cores = max_cpus / smp_threads; 23382474bfd4SIgor Mammedov 23392474bfd4SIgor Mammedov for (i = 0; i < spapr_max_cores; i++) { 23402474bfd4SIgor Mammedov HotpluggableCPUList *list_item = g_new0(typeof(*list_item), 1); 23412474bfd4SIgor Mammedov HotpluggableCPU *cpu_item = g_new0(typeof(*cpu_item), 1); 23422474bfd4SIgor Mammedov CpuInstanceProperties *cpu_props = g_new0(typeof(*cpu_props), 1); 23432474bfd4SIgor Mammedov 23442474bfd4SIgor Mammedov cpu_item->type = spapr_get_cpu_core_type(machine->cpu_model); 23452474bfd4SIgor Mammedov cpu_item->vcpus_count = smp_threads; 234627393c33SPeter Krempa cpu_props->has_core_id = true; 234712bf2d33SGreg Kurz cpu_props->core_id = i * smp_threads; 23482474bfd4SIgor Mammedov /* TODO: add 'has_node/node' here to describe 23492474bfd4SIgor Mammedov to which node core belongs */ 23502474bfd4SIgor Mammedov 23512474bfd4SIgor Mammedov cpu_item->props = cpu_props; 23522474bfd4SIgor Mammedov if (spapr->cores[i]) { 23532474bfd4SIgor Mammedov cpu_item->has_qom_path = true; 23542474bfd4SIgor Mammedov cpu_item->qom_path = object_get_canonical_path(spapr->cores[i]); 23552474bfd4SIgor Mammedov } 23562474bfd4SIgor Mammedov list_item->value = cpu_item; 23572474bfd4SIgor Mammedov list_item->next = head; 23582474bfd4SIgor Mammedov head = list_item; 23592474bfd4SIgor Mammedov } 23602474bfd4SIgor Mammedov return head; 23612474bfd4SIgor Mammedov } 23622474bfd4SIgor Mammedov 236329ee3247SAlexey Kardashevskiy static void spapr_machine_class_init(ObjectClass *oc, void *data) 236453018216SPaolo Bonzini { 236529ee3247SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 2366224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(oc); 236771461b0fSAlexey Kardashevskiy FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc); 236834316482SAlexey Kardashevskiy NMIClass *nc = NMI_CLASS(oc); 2369c20d332aSBharata B Rao HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 237029ee3247SAlexey Kardashevskiy 23710eb9054cSDavid Gibson mc->desc = "pSeries Logical Partition (PAPR compliant)"; 2372fc9f38c3SDavid Gibson 2373fc9f38c3SDavid Gibson /* 2374fc9f38c3SDavid Gibson * We set up the default / latest behaviour here. The class_init 2375fc9f38c3SDavid Gibson * functions for the specific versioned machine types can override 2376fc9f38c3SDavid Gibson * these details for backwards compatibility 2377fc9f38c3SDavid Gibson */ 2378958db90cSMarcel Apfelbaum mc->init = ppc_spapr_init; 2379958db90cSMarcel Apfelbaum mc->reset = ppc_spapr_reset; 2380958db90cSMarcel Apfelbaum mc->block_default_type = IF_SCSI; 238138b02bd8SAlexey Kardashevskiy mc->max_cpus = MAX_CPUMASK_BITS; 2382958db90cSMarcel Apfelbaum mc->no_parallel = 1; 23835b2128d2SAlexander Graf mc->default_boot_order = ""; 2384a34944feSNikunj A Dadhania mc->default_ram_size = 512 * M_BYTE; 2385958db90cSMarcel Apfelbaum mc->kvm_type = spapr_kvm_type; 23869e3f9733SAlexander Graf mc->has_dynamic_sysbus = true; 2387e4024630SLaurent Vivier mc->pci_allow_0_address = true; 23887ebaf795SBharata B Rao mc->get_hotplug_handler = spapr_get_hotplug_handler; 238994a94e4cSBharata B Rao hc->pre_plug = spapr_machine_device_pre_plug; 2390c20d332aSBharata B Rao hc->plug = spapr_machine_device_plug; 2391c20d332aSBharata B Rao hc->unplug = spapr_machine_device_unplug; 239220bb648dSDavid Gibson mc->cpu_index_to_socket_id = spapr_cpu_index_to_socket_id; 239300b4fbe2SMarcel Apfelbaum 2394fc9f38c3SDavid Gibson smc->dr_lmb_enabled = true; 23953c0c47e3SDavid Gibson mc->query_hotpluggable_cpus = spapr_query_hotpluggable_cpus; 239671461b0fSAlexey Kardashevskiy fwc->get_dev_path = spapr_get_fw_dev_path; 239734316482SAlexey Kardashevskiy nc->nmi_monitor_handler = spapr_nmi; 239853018216SPaolo Bonzini } 239953018216SPaolo Bonzini 240029ee3247SAlexey Kardashevskiy static const TypeInfo spapr_machine_info = { 240129ee3247SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE, 240229ee3247SAlexey Kardashevskiy .parent = TYPE_MACHINE, 24034aee7362SDavid Gibson .abstract = true, 24046ca1502eSAlexey Kardashevskiy .instance_size = sizeof(sPAPRMachineState), 240523825581SEduardo Habkost .instance_init = spapr_machine_initfn, 240687bbdd9cSDavid Gibson .instance_finalize = spapr_machine_finalizefn, 2407183930c0SDavid Gibson .class_size = sizeof(sPAPRMachineClass), 240829ee3247SAlexey Kardashevskiy .class_init = spapr_machine_class_init, 240971461b0fSAlexey Kardashevskiy .interfaces = (InterfaceInfo[]) { 241071461b0fSAlexey Kardashevskiy { TYPE_FW_PATH_PROVIDER }, 241134316482SAlexey Kardashevskiy { TYPE_NMI }, 2412c20d332aSBharata B Rao { TYPE_HOTPLUG_HANDLER }, 241371461b0fSAlexey Kardashevskiy { } 241471461b0fSAlexey Kardashevskiy }, 241529ee3247SAlexey Kardashevskiy }; 241629ee3247SAlexey Kardashevskiy 2417fccbc785SDavid Gibson #define DEFINE_SPAPR_MACHINE(suffix, verstr, latest) \ 24185013c547SDavid Gibson static void spapr_machine_##suffix##_class_init(ObjectClass *oc, \ 24195013c547SDavid Gibson void *data) \ 24205013c547SDavid Gibson { \ 24215013c547SDavid Gibson MachineClass *mc = MACHINE_CLASS(oc); \ 24225013c547SDavid Gibson spapr_machine_##suffix##_class_options(mc); \ 2423fccbc785SDavid Gibson if (latest) { \ 2424fccbc785SDavid Gibson mc->alias = "pseries"; \ 2425fccbc785SDavid Gibson mc->is_default = 1; \ 2426fccbc785SDavid Gibson } \ 24275013c547SDavid Gibson } \ 24285013c547SDavid Gibson static void spapr_machine_##suffix##_instance_init(Object *obj) \ 24295013c547SDavid Gibson { \ 24305013c547SDavid Gibson MachineState *machine = MACHINE(obj); \ 24315013c547SDavid Gibson spapr_machine_##suffix##_instance_options(machine); \ 24325013c547SDavid Gibson } \ 24335013c547SDavid Gibson static const TypeInfo spapr_machine_##suffix##_info = { \ 24345013c547SDavid Gibson .name = MACHINE_TYPE_NAME("pseries-" verstr), \ 24355013c547SDavid Gibson .parent = TYPE_SPAPR_MACHINE, \ 24365013c547SDavid Gibson .class_init = spapr_machine_##suffix##_class_init, \ 24375013c547SDavid Gibson .instance_init = spapr_machine_##suffix##_instance_init, \ 24385013c547SDavid Gibson }; \ 24395013c547SDavid Gibson static void spapr_machine_register_##suffix(void) \ 24405013c547SDavid Gibson { \ 24415013c547SDavid Gibson type_register(&spapr_machine_##suffix##_info); \ 24425013c547SDavid Gibson } \ 24430e6aac87SEduardo Habkost type_init(spapr_machine_register_##suffix) 24445013c547SDavid Gibson 24451c5f29bbSDavid Gibson /* 2446db800b21SDavid Gibson * pseries-2.8 2447db800b21SDavid Gibson */ 2448db800b21SDavid Gibson static void spapr_machine_2_8_instance_options(MachineState *machine) 2449db800b21SDavid Gibson { 2450db800b21SDavid Gibson } 2451db800b21SDavid Gibson 2452db800b21SDavid Gibson static void spapr_machine_2_8_class_options(MachineClass *mc) 2453db800b21SDavid Gibson { 2454db800b21SDavid Gibson /* Defaults for the latest behaviour inherited from the base class */ 2455db800b21SDavid Gibson } 2456db800b21SDavid Gibson 2457db800b21SDavid Gibson DEFINE_SPAPR_MACHINE(2_8, "2.8", true); 2458db800b21SDavid Gibson 2459db800b21SDavid Gibson /* 24601ea1eefcSBharata B Rao * pseries-2.7 24611ea1eefcSBharata B Rao */ 2462db800b21SDavid Gibson #define SPAPR_COMPAT_2_7 \ 2463db800b21SDavid Gibson HW_COMPAT_2_7 \ 2464db800b21SDavid Gibson 24651ea1eefcSBharata B Rao static void spapr_machine_2_7_instance_options(MachineState *machine) 24661ea1eefcSBharata B Rao { 24671ea1eefcSBharata B Rao } 24681ea1eefcSBharata B Rao 24691ea1eefcSBharata B Rao static void spapr_machine_2_7_class_options(MachineClass *mc) 24701ea1eefcSBharata B Rao { 2471db800b21SDavid Gibson spapr_machine_2_8_class_options(mc); 2472db800b21SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_7); 24731ea1eefcSBharata B Rao } 24741ea1eefcSBharata B Rao 2475db800b21SDavid Gibson DEFINE_SPAPR_MACHINE(2_7, "2.7", false); 24761ea1eefcSBharata B Rao 24771ea1eefcSBharata B Rao /* 24784b23699cSDavid Gibson * pseries-2.6 24794b23699cSDavid Gibson */ 24801ea1eefcSBharata B Rao #define SPAPR_COMPAT_2_6 \ 2481ae4de14cSAlexey Kardashevskiy HW_COMPAT_2_6 \ 2482ae4de14cSAlexey Kardashevskiy { \ 2483ae4de14cSAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 2484ae4de14cSAlexey Kardashevskiy .property = "ddw",\ 2485ae4de14cSAlexey Kardashevskiy .value = stringify(off),\ 2486ae4de14cSAlexey Kardashevskiy }, 24871ea1eefcSBharata B Rao 24884b23699cSDavid Gibson static void spapr_machine_2_6_instance_options(MachineState *machine) 24894b23699cSDavid Gibson { 24904b23699cSDavid Gibson } 24914b23699cSDavid Gibson 24924b23699cSDavid Gibson static void spapr_machine_2_6_class_options(MachineClass *mc) 24934b23699cSDavid Gibson { 24941ea1eefcSBharata B Rao spapr_machine_2_7_class_options(mc); 24953c0c47e3SDavid Gibson mc->query_hotpluggable_cpus = NULL; 24961ea1eefcSBharata B Rao SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_6); 24974b23699cSDavid Gibson } 24984b23699cSDavid Gibson 24991ea1eefcSBharata B Rao DEFINE_SPAPR_MACHINE(2_6, "2.6", false); 25004b23699cSDavid Gibson 25014b23699cSDavid Gibson /* 25021c5f29bbSDavid Gibson * pseries-2.5 25031c5f29bbSDavid Gibson */ 25044b23699cSDavid Gibson #define SPAPR_COMPAT_2_5 \ 250557c522f4SThomas Huth HW_COMPAT_2_5 \ 250657c522f4SThomas Huth { \ 250757c522f4SThomas Huth .driver = "spapr-vlan", \ 250857c522f4SThomas Huth .property = "use-rx-buffer-pools", \ 250957c522f4SThomas Huth .value = "off", \ 251057c522f4SThomas Huth }, 25114b23699cSDavid Gibson 25125013c547SDavid Gibson static void spapr_machine_2_5_instance_options(MachineState *machine) 25131c5f29bbSDavid Gibson { 25145013c547SDavid Gibson } 25155013c547SDavid Gibson 25165013c547SDavid Gibson static void spapr_machine_2_5_class_options(MachineClass *mc) 25175013c547SDavid Gibson { 251857040d45SThomas Huth sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 251957040d45SThomas Huth 25204b23699cSDavid Gibson spapr_machine_2_6_class_options(mc); 252157040d45SThomas Huth smc->use_ohci_by_default = true; 25224b23699cSDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_5); 25231c5f29bbSDavid Gibson } 25241c5f29bbSDavid Gibson 25254b23699cSDavid Gibson DEFINE_SPAPR_MACHINE(2_5, "2.5", false); 25261c5f29bbSDavid Gibson 25271c5f29bbSDavid Gibson /* 25281c5f29bbSDavid Gibson * pseries-2.4 25291c5f29bbSDavid Gibson */ 253080fd50f9SCornelia Huck #define SPAPR_COMPAT_2_4 \ 253180fd50f9SCornelia Huck HW_COMPAT_2_4 253280fd50f9SCornelia Huck 25335013c547SDavid Gibson static void spapr_machine_2_4_instance_options(MachineState *machine) 25341c5f29bbSDavid Gibson { 25355013c547SDavid Gibson spapr_machine_2_5_instance_options(machine); 25365013c547SDavid Gibson } 25371c5f29bbSDavid Gibson 25385013c547SDavid Gibson static void spapr_machine_2_4_class_options(MachineClass *mc) 25395013c547SDavid Gibson { 2540fc9f38c3SDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 2541fc9f38c3SDavid Gibson 2542fc9f38c3SDavid Gibson spapr_machine_2_5_class_options(mc); 2543fc9f38c3SDavid Gibson smc->dr_lmb_enabled = false; 2544f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_4); 25451c5f29bbSDavid Gibson } 25461c5f29bbSDavid Gibson 2547fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_4, "2.4", false); 25481c5f29bbSDavid Gibson 25491c5f29bbSDavid Gibson /* 25501c5f29bbSDavid Gibson * pseries-2.3 25511c5f29bbSDavid Gibson */ 255238ff32c6SEduardo Habkost #define SPAPR_COMPAT_2_3 \ 25537619c7b0SMichael Roth HW_COMPAT_2_3 \ 25547619c7b0SMichael Roth {\ 25557619c7b0SMichael Roth .driver = "spapr-pci-host-bridge",\ 25567619c7b0SMichael Roth .property = "dynamic-reconfiguration",\ 25577619c7b0SMichael Roth .value = "off",\ 25587619c7b0SMichael Roth }, 255938ff32c6SEduardo Habkost 25605013c547SDavid Gibson static void spapr_machine_2_3_instance_options(MachineState *machine) 25611c5f29bbSDavid Gibson { 25625013c547SDavid Gibson spapr_machine_2_4_instance_options(machine); 25631c5f29bbSDavid Gibson savevm_skip_section_footers(); 25641c5f29bbSDavid Gibson global_state_set_optional(); 256509b5e30dSGreg Kurz savevm_skip_configuration(); 25661c5f29bbSDavid Gibson } 25671c5f29bbSDavid Gibson 25685013c547SDavid Gibson static void spapr_machine_2_3_class_options(MachineClass *mc) 25691c5f29bbSDavid Gibson { 2570fc9f38c3SDavid Gibson spapr_machine_2_4_class_options(mc); 2571f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_3); 25721c5f29bbSDavid Gibson } 2573fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_3, "2.3", false); 25741c5f29bbSDavid Gibson 25751c5f29bbSDavid Gibson /* 25761c5f29bbSDavid Gibson * pseries-2.2 25771c5f29bbSDavid Gibson */ 25781c5f29bbSDavid Gibson 2579b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_2 \ 25804dfd8eaaSEduardo Habkost HW_COMPAT_2_2 \ 2581b194df47SAlexey Kardashevskiy {\ 2582b194df47SAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 2583b194df47SAlexey Kardashevskiy .property = "mem_win_size",\ 2584b194df47SAlexey Kardashevskiy .value = "0x20000000",\ 2585dd754bafSEduardo Habkost }, 2586b194df47SAlexey Kardashevskiy 25875013c547SDavid Gibson static void spapr_machine_2_2_instance_options(MachineState *machine) 2588b0e966d0SJason Wang { 25895013c547SDavid Gibson spapr_machine_2_3_instance_options(machine); 2590cba0e779SGreg Kurz machine->suppress_vmdesc = true; 2591b0e966d0SJason Wang } 2592b0e966d0SJason Wang 25935013c547SDavid Gibson static void spapr_machine_2_2_class_options(MachineClass *mc) 2594b0e966d0SJason Wang { 2595fc9f38c3SDavid Gibson spapr_machine_2_3_class_options(mc); 2596f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_2); 25971c5f29bbSDavid Gibson } 2598fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_2, "2.2", false); 25991c5f29bbSDavid Gibson 26001c5f29bbSDavid Gibson /* 26011c5f29bbSDavid Gibson * pseries-2.1 26021c5f29bbSDavid Gibson */ 26031c5f29bbSDavid Gibson #define SPAPR_COMPAT_2_1 \ 26041c5f29bbSDavid Gibson HW_COMPAT_2_1 26051c5f29bbSDavid Gibson 26065013c547SDavid Gibson static void spapr_machine_2_1_instance_options(MachineState *machine) 26071c5f29bbSDavid Gibson { 26085013c547SDavid Gibson spapr_machine_2_2_instance_options(machine); 26091c5f29bbSDavid Gibson } 26101c5f29bbSDavid Gibson 26115013c547SDavid Gibson static void spapr_machine_2_1_class_options(MachineClass *mc) 2612b0e966d0SJason Wang { 2613fc9f38c3SDavid Gibson spapr_machine_2_2_class_options(mc); 2614f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_1); 26156026db45SAlexey Kardashevskiy } 2616fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_1, "2.1", false); 26176026db45SAlexey Kardashevskiy 261829ee3247SAlexey Kardashevskiy static void spapr_machine_register_types(void) 261929ee3247SAlexey Kardashevskiy { 262029ee3247SAlexey Kardashevskiy type_register_static(&spapr_machine_info); 262129ee3247SAlexey Kardashevskiy } 262229ee3247SAlexey Kardashevskiy 262329ee3247SAlexey Kardashevskiy type_init(spapr_machine_register_types) 2624