153018216SPaolo Bonzini /* 253018216SPaolo Bonzini * QEMU PowerPC pSeries Logical Partition (aka sPAPR) hardware System Emulator 353018216SPaolo Bonzini * 453018216SPaolo Bonzini * Copyright (c) 2004-2007 Fabrice Bellard 553018216SPaolo Bonzini * Copyright (c) 2007 Jocelyn Mayer 653018216SPaolo Bonzini * Copyright (c) 2010 David Gibson, IBM Corporation. 753018216SPaolo Bonzini * 853018216SPaolo Bonzini * Permission is hereby granted, free of charge, to any person obtaining a copy 953018216SPaolo Bonzini * of this software and associated documentation files (the "Software"), to deal 1053018216SPaolo Bonzini * in the Software without restriction, including without limitation the rights 1153018216SPaolo Bonzini * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 1253018216SPaolo Bonzini * copies of the Software, and to permit persons to whom the Software is 1353018216SPaolo Bonzini * furnished to do so, subject to the following conditions: 1453018216SPaolo Bonzini * 1553018216SPaolo Bonzini * The above copyright notice and this permission notice shall be included in 1653018216SPaolo Bonzini * all copies or substantial portions of the Software. 1753018216SPaolo Bonzini * 1853018216SPaolo Bonzini * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1953018216SPaolo Bonzini * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 2053018216SPaolo Bonzini * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 2153018216SPaolo Bonzini * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 2253018216SPaolo Bonzini * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 2353018216SPaolo Bonzini * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 2453018216SPaolo Bonzini * THE SOFTWARE. 2553018216SPaolo Bonzini * 2653018216SPaolo Bonzini */ 270d75590dSPeter Maydell #include "qemu/osdep.h" 2853018216SPaolo Bonzini #include "sysemu/sysemu.h" 29e35704baSEduardo Habkost #include "sysemu/numa.h" 3053018216SPaolo Bonzini #include "hw/hw.h" 3171461b0fSAlexey Kardashevskiy #include "hw/fw-path-provider.h" 3253018216SPaolo Bonzini #include "elf.h" 3353018216SPaolo Bonzini #include "net/net.h" 34ad440b4aSAndrew Jones #include "sysemu/device_tree.h" 35fa1d36dfSMarkus Armbruster #include "sysemu/block-backend.h" 3653018216SPaolo Bonzini #include "sysemu/cpus.h" 3753018216SPaolo Bonzini #include "sysemu/kvm.h" 38c20d332aSBharata B Rao #include "sysemu/device_tree.h" 3953018216SPaolo Bonzini #include "kvm_ppc.h" 40ff14e817SDr. David Alan Gilbert #include "migration/migration.h" 414be21d56SDavid Gibson #include "mmu-hash64.h" 423794d548SAlexey Kardashevskiy #include "qom/cpu.h" 4353018216SPaolo Bonzini 4453018216SPaolo Bonzini #include "hw/boards.h" 450d09e41aSPaolo Bonzini #include "hw/ppc/ppc.h" 4653018216SPaolo Bonzini #include "hw/loader.h" 4753018216SPaolo Bonzini 480d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 490d09e41aSPaolo Bonzini #include "hw/ppc/spapr_vio.h" 500d09e41aSPaolo Bonzini #include "hw/pci-host/spapr.h" 510d09e41aSPaolo Bonzini #include "hw/ppc/xics.h" 5253018216SPaolo Bonzini #include "hw/pci/msi.h" 5353018216SPaolo Bonzini 5453018216SPaolo Bonzini #include "hw/pci/pci.h" 5571461b0fSAlexey Kardashevskiy #include "hw/scsi/scsi.h" 5671461b0fSAlexey Kardashevskiy #include "hw/virtio/virtio-scsi.h" 5753018216SPaolo Bonzini 5853018216SPaolo Bonzini #include "exec/address-spaces.h" 5953018216SPaolo Bonzini #include "hw/usb.h" 6053018216SPaolo Bonzini #include "qemu/config-file.h" 61135a129aSAneesh Kumar K.V #include "qemu/error-report.h" 622a6593cbSAlexey Kardashevskiy #include "trace.h" 6334316482SAlexey Kardashevskiy #include "hw/nmi.h" 6453018216SPaolo Bonzini 6568a27b20SMichael S. Tsirkin #include "hw/compat.h" 66224245bfSDavid Gibson #include "qemu-common.h" 6768a27b20SMichael S. Tsirkin 6853018216SPaolo Bonzini #include <libfdt.h> 6953018216SPaolo Bonzini 7053018216SPaolo Bonzini /* SLOF memory layout: 7153018216SPaolo Bonzini * 7253018216SPaolo Bonzini * SLOF raw image loaded at 0, copies its romfs right below the flat 7353018216SPaolo Bonzini * device-tree, then position SLOF itself 31M below that 7453018216SPaolo Bonzini * 7553018216SPaolo Bonzini * So we set FW_OVERHEAD to 40MB which should account for all of that 7653018216SPaolo Bonzini * and more 7753018216SPaolo Bonzini * 7853018216SPaolo Bonzini * We load our kernel at 4M, leaving space for SLOF initial image 7953018216SPaolo Bonzini */ 8038b02bd8SAlexey Kardashevskiy #define FDT_MAX_SIZE 0x100000 8153018216SPaolo Bonzini #define RTAS_MAX_SIZE 0x10000 82b7d1f77aSBenjamin Herrenschmidt #define RTAS_MAX_ADDR 0x80000000 /* RTAS must stay below that */ 8353018216SPaolo Bonzini #define FW_MAX_SIZE 0x400000 8453018216SPaolo Bonzini #define FW_FILE_NAME "slof.bin" 8553018216SPaolo Bonzini #define FW_OVERHEAD 0x2800000 8653018216SPaolo Bonzini #define KERNEL_LOAD_ADDR FW_MAX_SIZE 8753018216SPaolo Bonzini 8853018216SPaolo Bonzini #define MIN_RMA_SLOF 128UL 8953018216SPaolo Bonzini 9053018216SPaolo Bonzini #define TIMEBASE_FREQ 512000000ULL 9153018216SPaolo Bonzini 9253018216SPaolo Bonzini #define PHANDLE_XICP 0x00001111 9353018216SPaolo Bonzini 9453018216SPaolo Bonzini #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 9553018216SPaolo Bonzini 96c04d6cfaSAnthony Liguori static XICSState *try_create_xics(const char *type, int nr_servers, 9734f2af3dSMarkus Armbruster int nr_irqs, Error **errp) 98c04d6cfaSAnthony Liguori { 9934f2af3dSMarkus Armbruster Error *err = NULL; 100c04d6cfaSAnthony Liguori DeviceState *dev; 101c04d6cfaSAnthony Liguori 102c04d6cfaSAnthony Liguori dev = qdev_create(NULL, type); 103c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_servers", nr_servers); 104c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_irqs", nr_irqs); 10534f2af3dSMarkus Armbruster object_property_set_bool(OBJECT(dev), true, "realized", &err); 10634f2af3dSMarkus Armbruster if (err) { 10734f2af3dSMarkus Armbruster error_propagate(errp, err); 10834f2af3dSMarkus Armbruster object_unparent(OBJECT(dev)); 109c04d6cfaSAnthony Liguori return NULL; 110c04d6cfaSAnthony Liguori } 1115a3d7b23SAlexey Kardashevskiy return XICS_COMMON(dev); 112c04d6cfaSAnthony Liguori } 113c04d6cfaSAnthony Liguori 114446f16a6SMarcel Apfelbaum static XICSState *xics_system_init(MachineState *machine, 1151e49182dSDavid Gibson int nr_servers, int nr_irqs, Error **errp) 116c04d6cfaSAnthony Liguori { 117c04d6cfaSAnthony Liguori XICSState *icp = NULL; 118c04d6cfaSAnthony Liguori 11911ad93f6SDavid Gibson if (kvm_enabled()) { 12034f2af3dSMarkus Armbruster Error *err = NULL; 12134f2af3dSMarkus Armbruster 122446f16a6SMarcel Apfelbaum if (machine_kernel_irqchip_allowed(machine)) { 12334f2af3dSMarkus Armbruster icp = try_create_xics(TYPE_KVM_XICS, nr_servers, nr_irqs, &err); 12411ad93f6SDavid Gibson } 125446f16a6SMarcel Apfelbaum if (machine_kernel_irqchip_required(machine) && !icp) { 126b83baa60SMarkus Armbruster error_reportf_err(err, 127b83baa60SMarkus Armbruster "kernel_irqchip requested but unavailable: "); 128b83baa60SMarkus Armbruster } else { 129903a41d3SStefano Dong (董兴水) error_free(err); 13011ad93f6SDavid Gibson } 131b83baa60SMarkus Armbruster } 13211ad93f6SDavid Gibson 13311ad93f6SDavid Gibson if (!icp) { 1341e49182dSDavid Gibson icp = try_create_xics(TYPE_XICS, nr_servers, nr_irqs, errp); 135c04d6cfaSAnthony Liguori } 136c04d6cfaSAnthony Liguori 137c04d6cfaSAnthony Liguori return icp; 138c04d6cfaSAnthony Liguori } 139c04d6cfaSAnthony Liguori 140833d4668SAlexey Kardashevskiy static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, 141833d4668SAlexey Kardashevskiy int smt_threads) 142833d4668SAlexey Kardashevskiy { 143833d4668SAlexey Kardashevskiy int i, ret = 0; 144833d4668SAlexey Kardashevskiy uint32_t servers_prop[smt_threads]; 145833d4668SAlexey Kardashevskiy uint32_t gservers_prop[smt_threads * 2]; 146833d4668SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 147833d4668SAlexey Kardashevskiy 1486d9412eaSAlexey Kardashevskiy if (cpu->cpu_version) { 1494bce526eSLaurent Dufour ret = fdt_setprop_cell(fdt, offset, "cpu-version", cpu->cpu_version); 1506d9412eaSAlexey Kardashevskiy if (ret < 0) { 1516d9412eaSAlexey Kardashevskiy return ret; 1526d9412eaSAlexey Kardashevskiy } 1536d9412eaSAlexey Kardashevskiy } 1546d9412eaSAlexey Kardashevskiy 155833d4668SAlexey Kardashevskiy /* Build interrupt servers and gservers properties */ 156833d4668SAlexey Kardashevskiy for (i = 0; i < smt_threads; i++) { 157833d4668SAlexey Kardashevskiy servers_prop[i] = cpu_to_be32(index + i); 158833d4668SAlexey Kardashevskiy /* Hack, direct the group queues back to cpu 0 */ 159833d4668SAlexey Kardashevskiy gservers_prop[i*2] = cpu_to_be32(index + i); 160833d4668SAlexey Kardashevskiy gservers_prop[i*2 + 1] = 0; 161833d4668SAlexey Kardashevskiy } 162833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s", 163833d4668SAlexey Kardashevskiy servers_prop, sizeof(servers_prop)); 164833d4668SAlexey Kardashevskiy if (ret < 0) { 165833d4668SAlexey Kardashevskiy return ret; 166833d4668SAlexey Kardashevskiy } 167833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-gserver#s", 168833d4668SAlexey Kardashevskiy gservers_prop, sizeof(gservers_prop)); 169833d4668SAlexey Kardashevskiy 170833d4668SAlexey Kardashevskiy return ret; 171833d4668SAlexey Kardashevskiy } 172833d4668SAlexey Kardashevskiy 1730da6f3feSBharata B Rao static int spapr_fixup_cpu_numa_dt(void *fdt, int offset, CPUState *cs) 1740da6f3feSBharata B Rao { 1750da6f3feSBharata B Rao int ret = 0; 1760da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 1770da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 1780da6f3feSBharata B Rao uint32_t associativity[] = {cpu_to_be32(0x5), 1790da6f3feSBharata B Rao cpu_to_be32(0x0), 1800da6f3feSBharata B Rao cpu_to_be32(0x0), 1810da6f3feSBharata B Rao cpu_to_be32(0x0), 1820da6f3feSBharata B Rao cpu_to_be32(cs->numa_node), 1830da6f3feSBharata B Rao cpu_to_be32(index)}; 1840da6f3feSBharata B Rao 1850da6f3feSBharata B Rao /* Advertise NUMA via ibm,associativity */ 1860da6f3feSBharata B Rao if (nb_numa_nodes > 1) { 1870da6f3feSBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity", associativity, 1880da6f3feSBharata B Rao sizeof(associativity)); 1890da6f3feSBharata B Rao } 1900da6f3feSBharata B Rao 1910da6f3feSBharata B Rao return ret; 1920da6f3feSBharata B Rao } 1930da6f3feSBharata B Rao 19428e02042SDavid Gibson static int spapr_fixup_cpu_dt(void *fdt, sPAPRMachineState *spapr) 19553018216SPaolo Bonzini { 19682677ed2SAlexey Kardashevskiy int ret = 0, offset, cpus_offset; 19782677ed2SAlexey Kardashevskiy CPUState *cs; 19853018216SPaolo Bonzini char cpu_model[32]; 19953018216SPaolo Bonzini int smt = kvmppc_smt_threads(); 20053018216SPaolo Bonzini uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 20153018216SPaolo Bonzini 20282677ed2SAlexey Kardashevskiy CPU_FOREACH(cs) { 20382677ed2SAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(cs); 20482677ed2SAlexey Kardashevskiy DeviceClass *dc = DEVICE_GET_CLASS(cs); 20582677ed2SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 20653018216SPaolo Bonzini 2070f20ba62SAlexey Kardashevskiy if ((index % smt) != 0) { 20853018216SPaolo Bonzini continue; 20953018216SPaolo Bonzini } 21053018216SPaolo Bonzini 21182677ed2SAlexey Kardashevskiy snprintf(cpu_model, 32, "%s@%x", dc->fw_name, index); 21253018216SPaolo Bonzini 21382677ed2SAlexey Kardashevskiy cpus_offset = fdt_path_offset(fdt, "/cpus"); 21482677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 21582677ed2SAlexey Kardashevskiy cpus_offset = fdt_add_subnode(fdt, fdt_path_offset(fdt, "/"), 21682677ed2SAlexey Kardashevskiy "cpus"); 21782677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 21882677ed2SAlexey Kardashevskiy return cpus_offset; 21982677ed2SAlexey Kardashevskiy } 22082677ed2SAlexey Kardashevskiy } 22182677ed2SAlexey Kardashevskiy offset = fdt_subnode_offset(fdt, cpus_offset, cpu_model); 22282677ed2SAlexey Kardashevskiy if (offset < 0) { 22382677ed2SAlexey Kardashevskiy offset = fdt_add_subnode(fdt, cpus_offset, cpu_model); 22453018216SPaolo Bonzini if (offset < 0) { 22553018216SPaolo Bonzini return offset; 22653018216SPaolo Bonzini } 22782677ed2SAlexey Kardashevskiy } 22853018216SPaolo Bonzini 2290da6f3feSBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,pft-size", 2300da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)); 23153018216SPaolo Bonzini if (ret < 0) { 23253018216SPaolo Bonzini return ret; 23353018216SPaolo Bonzini } 23453018216SPaolo Bonzini 2350da6f3feSBharata B Rao ret = spapr_fixup_cpu_numa_dt(fdt, offset, cs); 23653018216SPaolo Bonzini if (ret < 0) { 23753018216SPaolo Bonzini return ret; 23853018216SPaolo Bonzini } 239833d4668SAlexey Kardashevskiy 24082677ed2SAlexey Kardashevskiy ret = spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 2412a48d993SAlexey Kardashevskiy ppc_get_compat_smt_threads(cpu)); 242833d4668SAlexey Kardashevskiy if (ret < 0) { 243833d4668SAlexey Kardashevskiy return ret; 244833d4668SAlexey Kardashevskiy } 24553018216SPaolo Bonzini } 24653018216SPaolo Bonzini return ret; 24753018216SPaolo Bonzini } 24853018216SPaolo Bonzini 24953018216SPaolo Bonzini 25053018216SPaolo Bonzini static size_t create_page_sizes_prop(CPUPPCState *env, uint32_t *prop, 25153018216SPaolo Bonzini size_t maxsize) 25253018216SPaolo Bonzini { 25353018216SPaolo Bonzini size_t maxcells = maxsize / sizeof(uint32_t); 25453018216SPaolo Bonzini int i, j, count; 25553018216SPaolo Bonzini uint32_t *p = prop; 25653018216SPaolo Bonzini 25753018216SPaolo Bonzini for (i = 0; i < PPC_PAGE_SIZES_MAX_SZ; i++) { 25853018216SPaolo Bonzini struct ppc_one_seg_page_size *sps = &env->sps.sps[i]; 25953018216SPaolo Bonzini 26053018216SPaolo Bonzini if (!sps->page_shift) { 26153018216SPaolo Bonzini break; 26253018216SPaolo Bonzini } 26353018216SPaolo Bonzini for (count = 0; count < PPC_PAGE_SIZES_MAX_SZ; count++) { 26453018216SPaolo Bonzini if (sps->enc[count].page_shift == 0) { 26553018216SPaolo Bonzini break; 26653018216SPaolo Bonzini } 26753018216SPaolo Bonzini } 26853018216SPaolo Bonzini if ((p - prop) >= (maxcells - 3 - count * 2)) { 26953018216SPaolo Bonzini break; 27053018216SPaolo Bonzini } 27153018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->page_shift); 27253018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->slb_enc); 27353018216SPaolo Bonzini *(p++) = cpu_to_be32(count); 27453018216SPaolo Bonzini for (j = 0; j < count; j++) { 27553018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].page_shift); 27653018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].pte_enc); 27753018216SPaolo Bonzini } 27853018216SPaolo Bonzini } 27953018216SPaolo Bonzini 28053018216SPaolo Bonzini return (p - prop) * sizeof(uint32_t); 28153018216SPaolo Bonzini } 28253018216SPaolo Bonzini 283b082d65aSAlexey Kardashevskiy static hwaddr spapr_node0_size(void) 284b082d65aSAlexey Kardashevskiy { 285fb164994SDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 286fb164994SDavid Gibson 287b082d65aSAlexey Kardashevskiy if (nb_numa_nodes) { 288b082d65aSAlexey Kardashevskiy int i; 289b082d65aSAlexey Kardashevskiy for (i = 0; i < nb_numa_nodes; ++i) { 290b082d65aSAlexey Kardashevskiy if (numa_info[i].node_mem) { 291fb164994SDavid Gibson return MIN(pow2floor(numa_info[i].node_mem), 292fb164994SDavid Gibson machine->ram_size); 293b082d65aSAlexey Kardashevskiy } 294b082d65aSAlexey Kardashevskiy } 295b082d65aSAlexey Kardashevskiy } 296fb164994SDavid Gibson return machine->ram_size; 297b082d65aSAlexey Kardashevskiy } 298b082d65aSAlexey Kardashevskiy 29953018216SPaolo Bonzini #define _FDT(exp) \ 30053018216SPaolo Bonzini do { \ 30153018216SPaolo Bonzini int ret = (exp); \ 30253018216SPaolo Bonzini if (ret < 0) { \ 30353018216SPaolo Bonzini fprintf(stderr, "qemu: error creating device tree: %s: %s\n", \ 30453018216SPaolo Bonzini #exp, fdt_strerror(ret)); \ 30553018216SPaolo Bonzini exit(1); \ 30653018216SPaolo Bonzini } \ 30753018216SPaolo Bonzini } while (0) 30853018216SPaolo Bonzini 309a1d59c0fSAlexey Kardashevskiy static void add_str(GString *s, const gchar *s1) 310a1d59c0fSAlexey Kardashevskiy { 311a1d59c0fSAlexey Kardashevskiy g_string_append_len(s, s1, strlen(s1) + 1); 312a1d59c0fSAlexey Kardashevskiy } 31353018216SPaolo Bonzini 3143bbf37f2SAndreas Färber static void *spapr_create_fdt_skel(hwaddr initrd_base, 31553018216SPaolo Bonzini hwaddr initrd_size, 31653018216SPaolo Bonzini hwaddr kernel_size, 31716457e7fSBenjamin Herrenschmidt bool little_endian, 31853018216SPaolo Bonzini const char *kernel_cmdline, 31953018216SPaolo Bonzini uint32_t epow_irq) 32053018216SPaolo Bonzini { 32153018216SPaolo Bonzini void *fdt; 32253018216SPaolo Bonzini uint32_t start_prop = cpu_to_be32(initrd_base); 32353018216SPaolo Bonzini uint32_t end_prop = cpu_to_be32(initrd_base + initrd_size); 324a1d59c0fSAlexey Kardashevskiy GString *hypertas = g_string_sized_new(256); 325a1d59c0fSAlexey Kardashevskiy GString *qemu_hypertas = g_string_sized_new(256); 32653018216SPaolo Bonzini uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)}; 3279e734e3dSBharata B Rao uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(max_cpus)}; 32853018216SPaolo Bonzini unsigned char vec5[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x80}; 329ef951443SNikunj A Dadhania char *buf; 33053018216SPaolo Bonzini 331a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-pft"); 332a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-term"); 333a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-dabr"); 334a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-interrupt"); 335a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-tce"); 336a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-vio"); 337a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-splpar"); 338a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-bulk"); 339a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-set-mode"); 340a1d59c0fSAlexey Kardashevskiy add_str(qemu_hypertas, "hcall-memop1"); 341a1d59c0fSAlexey Kardashevskiy 34253018216SPaolo Bonzini fdt = g_malloc0(FDT_MAX_SIZE); 34353018216SPaolo Bonzini _FDT((fdt_create(fdt, FDT_MAX_SIZE))); 34453018216SPaolo Bonzini 34553018216SPaolo Bonzini if (kernel_size) { 34653018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, KERNEL_LOAD_ADDR, kernel_size))); 34753018216SPaolo Bonzini } 34853018216SPaolo Bonzini if (initrd_size) { 34953018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, initrd_base, initrd_size))); 35053018216SPaolo Bonzini } 35153018216SPaolo Bonzini _FDT((fdt_finish_reservemap(fdt))); 35253018216SPaolo Bonzini 35353018216SPaolo Bonzini /* Root node */ 35453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, ""))); 35553018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "chrp"))); 35653018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "model", "IBM pSeries (emulated by qemu)"))); 357fa388916SAnthony Liguori _FDT((fdt_property_string(fdt, "compatible", "qemu,pseries"))); 35853018216SPaolo Bonzini 359ef951443SNikunj A Dadhania /* 360ef951443SNikunj A Dadhania * Add info to guest to indentify which host is it being run on 361ef951443SNikunj A Dadhania * and what is the uuid of the guest 362ef951443SNikunj A Dadhania */ 363ef951443SNikunj A Dadhania if (kvmppc_get_host_model(&buf)) { 364ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-model", buf))); 365ef951443SNikunj A Dadhania g_free(buf); 366ef951443SNikunj A Dadhania } 367ef951443SNikunj A Dadhania if (kvmppc_get_host_serial(&buf)) { 368ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-serial", buf))); 369ef951443SNikunj A Dadhania g_free(buf); 370ef951443SNikunj A Dadhania } 371ef951443SNikunj A Dadhania 372ef951443SNikunj A Dadhania buf = g_strdup_printf(UUID_FMT, qemu_uuid[0], qemu_uuid[1], 373ef951443SNikunj A Dadhania qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], 374ef951443SNikunj A Dadhania qemu_uuid[5], qemu_uuid[6], qemu_uuid[7], 375ef951443SNikunj A Dadhania qemu_uuid[8], qemu_uuid[9], qemu_uuid[10], 376ef951443SNikunj A Dadhania qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], 377ef951443SNikunj A Dadhania qemu_uuid[14], qemu_uuid[15]); 378ef951443SNikunj A Dadhania 379ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "vm,uuid", buf))); 3803dc0a66dSAlexey Kardashevskiy if (qemu_uuid_set) { 3813dc0a66dSAlexey Kardashevskiy _FDT((fdt_property_string(fdt, "system-id", buf))); 3823dc0a66dSAlexey Kardashevskiy } 383ef951443SNikunj A Dadhania g_free(buf); 384ef951443SNikunj A Dadhania 3852c1aaa81SSam Bobroff if (qemu_get_vm_name()) { 3862c1aaa81SSam Bobroff _FDT((fdt_property_string(fdt, "ibm,partition-name", 3872c1aaa81SSam Bobroff qemu_get_vm_name()))); 3882c1aaa81SSam Bobroff } 3892c1aaa81SSam Bobroff 39053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x2))); 39153018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x2))); 39253018216SPaolo Bonzini 39353018216SPaolo Bonzini /* /chosen */ 39453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "chosen"))); 39553018216SPaolo Bonzini 39653018216SPaolo Bonzini /* Set Form1_affinity */ 39753018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,architecture-vec-5", vec5, sizeof(vec5)))); 39853018216SPaolo Bonzini 39953018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "bootargs", kernel_cmdline))); 40053018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-start", 40153018216SPaolo Bonzini &start_prop, sizeof(start_prop)))); 40253018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-end", 40353018216SPaolo Bonzini &end_prop, sizeof(end_prop)))); 40453018216SPaolo Bonzini if (kernel_size) { 40553018216SPaolo Bonzini uint64_t kprop[2] = { cpu_to_be64(KERNEL_LOAD_ADDR), 40653018216SPaolo Bonzini cpu_to_be64(kernel_size) }; 40753018216SPaolo Bonzini 40853018216SPaolo Bonzini _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); 40916457e7fSBenjamin Herrenschmidt if (little_endian) { 41016457e7fSBenjamin Herrenschmidt _FDT((fdt_property(fdt, "qemu,boot-kernel-le", NULL, 0))); 41116457e7fSBenjamin Herrenschmidt } 41253018216SPaolo Bonzini } 413cc84c0f3SAvik Sil if (boot_menu) { 414cc84c0f3SAvik Sil _FDT((fdt_property_cell(fdt, "qemu,boot-menu", boot_menu))); 415cc84c0f3SAvik Sil } 41653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); 41753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); 41853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth))); 41953018216SPaolo Bonzini 42053018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 42153018216SPaolo Bonzini 42253018216SPaolo Bonzini /* RTAS */ 42353018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "rtas"))); 42453018216SPaolo Bonzini 425da95324eSAlexey Kardashevskiy if (!kvm_enabled() || kvmppc_spapr_use_multitce()) { 426da95324eSAlexey Kardashevskiy add_str(hypertas, "hcall-multi-tce"); 427da95324eSAlexey Kardashevskiy } 428a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "ibm,hypertas-functions", hypertas->str, 429a1d59c0fSAlexey Kardashevskiy hypertas->len))); 430a1d59c0fSAlexey Kardashevskiy g_string_free(hypertas, TRUE); 431a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "qemu,hypertas-functions", qemu_hypertas->str, 432a1d59c0fSAlexey Kardashevskiy qemu_hypertas->len))); 433a1d59c0fSAlexey Kardashevskiy g_string_free(qemu_hypertas, TRUE); 43453018216SPaolo Bonzini 43553018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,associativity-reference-points", 43653018216SPaolo Bonzini refpoints, sizeof(refpoints)))); 43753018216SPaolo Bonzini 43853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "rtas-error-log-max", RTAS_ERROR_LOG_MAX))); 43979853e18STyrel Datwyler _FDT((fdt_property_cell(fdt, "rtas-event-scan-rate", 44079853e18STyrel Datwyler RTAS_EVENT_SCAN_RATE))); 44153018216SPaolo Bonzini 442226419d6SMichael S. Tsirkin if (msi_nonbroken) { 443a95f9922SSam Bobroff _FDT((fdt_property(fdt, "ibm,change-msix-capable", NULL, 0))); 444a95f9922SSam Bobroff } 445a95f9922SSam Bobroff 4462e14072fSNikunj A Dadhania /* 4479d632f5fSzhanghailiang * According to PAPR, rtas ibm,os-term does not guarantee a return 4482e14072fSNikunj A Dadhania * back to the guest cpu. 4492e14072fSNikunj A Dadhania * 4502e14072fSNikunj A Dadhania * While an additional ibm,extended-os-term property indicates that 4512e14072fSNikunj A Dadhania * rtas call return will always occur. Set this property. 4522e14072fSNikunj A Dadhania */ 4532e14072fSNikunj A Dadhania _FDT((fdt_property(fdt, "ibm,extended-os-term", NULL, 0))); 4542e14072fSNikunj A Dadhania 45553018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 45653018216SPaolo Bonzini 45753018216SPaolo Bonzini /* interrupt controller */ 45853018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "interrupt-controller"))); 45953018216SPaolo Bonzini 46053018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", 46153018216SPaolo Bonzini "PowerPC-External-Interrupt-Presentation"))); 46253018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,ppc-xicp"))); 46353018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 46453018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,interrupt-server-ranges", 46553018216SPaolo Bonzini interrupt_server_ranges_prop, 46653018216SPaolo Bonzini sizeof(interrupt_server_ranges_prop)))); 46753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 2))); 46853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "linux,phandle", PHANDLE_XICP))); 46953018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "phandle", PHANDLE_XICP))); 47053018216SPaolo Bonzini 47153018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 47253018216SPaolo Bonzini 47353018216SPaolo Bonzini /* vdevice */ 47453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "vdevice"))); 47553018216SPaolo Bonzini 47653018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "vdevice"))); 47753018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,vdevice"))); 47853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x1))); 47953018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x0))); 48053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 0x2))); 48153018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 48253018216SPaolo Bonzini 48353018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 48453018216SPaolo Bonzini 48553018216SPaolo Bonzini /* event-sources */ 48653018216SPaolo Bonzini spapr_events_fdt_skel(fdt, epow_irq); 48753018216SPaolo Bonzini 488f7d69146SAlexander Graf /* /hypervisor node */ 489f7d69146SAlexander Graf if (kvm_enabled()) { 490f7d69146SAlexander Graf uint8_t hypercall[16]; 491f7d69146SAlexander Graf 492f7d69146SAlexander Graf /* indicate KVM hypercall interface */ 493f7d69146SAlexander Graf _FDT((fdt_begin_node(fdt, "hypervisor"))); 494f7d69146SAlexander Graf _FDT((fdt_property_string(fdt, "compatible", "linux,kvm"))); 495f7d69146SAlexander Graf if (kvmppc_has_cap_fixup_hcalls()) { 496f7d69146SAlexander Graf /* 497f7d69146SAlexander Graf * Older KVM versions with older guest kernels were broken with the 498f7d69146SAlexander Graf * magic page, don't allow the guest to map it. 499f7d69146SAlexander Graf */ 500*0ddbd053SAlexey Kardashevskiy if (!kvmppc_get_hypercall(first_cpu->env_ptr, hypercall, 501*0ddbd053SAlexey Kardashevskiy sizeof(hypercall))) { 502f7d69146SAlexander Graf _FDT((fdt_property(fdt, "hcall-instructions", hypercall, 503f7d69146SAlexander Graf sizeof(hypercall)))); 504f7d69146SAlexander Graf } 505*0ddbd053SAlexey Kardashevskiy } 506f7d69146SAlexander Graf _FDT((fdt_end_node(fdt))); 507f7d69146SAlexander Graf } 508f7d69146SAlexander Graf 50953018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); /* close root node */ 51053018216SPaolo Bonzini _FDT((fdt_finish(fdt))); 51153018216SPaolo Bonzini 51253018216SPaolo Bonzini return fdt; 51353018216SPaolo Bonzini } 51453018216SPaolo Bonzini 51503d196b7SBharata B Rao static int spapr_populate_memory_node(void *fdt, int nodeid, hwaddr start, 51626a8c353SAlexey Kardashevskiy hwaddr size) 51726a8c353SAlexey Kardashevskiy { 51826a8c353SAlexey Kardashevskiy uint32_t associativity[] = { 51926a8c353SAlexey Kardashevskiy cpu_to_be32(0x4), /* length */ 52026a8c353SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(0x0), 521c3b4f589SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(nodeid) 52226a8c353SAlexey Kardashevskiy }; 52326a8c353SAlexey Kardashevskiy char mem_name[32]; 52426a8c353SAlexey Kardashevskiy uint64_t mem_reg_property[2]; 52526a8c353SAlexey Kardashevskiy int off; 52626a8c353SAlexey Kardashevskiy 52726a8c353SAlexey Kardashevskiy mem_reg_property[0] = cpu_to_be64(start); 52826a8c353SAlexey Kardashevskiy mem_reg_property[1] = cpu_to_be64(size); 52926a8c353SAlexey Kardashevskiy 53026a8c353SAlexey Kardashevskiy sprintf(mem_name, "memory@" TARGET_FMT_lx, start); 53126a8c353SAlexey Kardashevskiy off = fdt_add_subnode(fdt, 0, mem_name); 53226a8c353SAlexey Kardashevskiy _FDT(off); 53326a8c353SAlexey Kardashevskiy _FDT((fdt_setprop_string(fdt, off, "device_type", "memory"))); 53426a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "reg", mem_reg_property, 53526a8c353SAlexey Kardashevskiy sizeof(mem_reg_property)))); 53626a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "ibm,associativity", associativity, 53726a8c353SAlexey Kardashevskiy sizeof(associativity)))); 53803d196b7SBharata B Rao return off; 53926a8c353SAlexey Kardashevskiy } 54026a8c353SAlexey Kardashevskiy 54128e02042SDavid Gibson static int spapr_populate_memory(sPAPRMachineState *spapr, void *fdt) 54253018216SPaolo Bonzini { 543fb164994SDavid Gibson MachineState *machine = MACHINE(spapr); 5447db8a127SAlexey Kardashevskiy hwaddr mem_start, node_size; 5457db8a127SAlexey Kardashevskiy int i, nb_nodes = nb_numa_nodes; 5467db8a127SAlexey Kardashevskiy NodeInfo *nodes = numa_info; 5477db8a127SAlexey Kardashevskiy NodeInfo ramnode; 54853018216SPaolo Bonzini 5497db8a127SAlexey Kardashevskiy /* No NUMA nodes, assume there is just one node with whole RAM */ 5507db8a127SAlexey Kardashevskiy if (!nb_numa_nodes) { 5517db8a127SAlexey Kardashevskiy nb_nodes = 1; 552fb164994SDavid Gibson ramnode.node_mem = machine->ram_size; 5537db8a127SAlexey Kardashevskiy nodes = &ramnode; 5545fe269b1SPaul Mackerras } 55553018216SPaolo Bonzini 5567db8a127SAlexey Kardashevskiy for (i = 0, mem_start = 0; i < nb_nodes; ++i) { 5577db8a127SAlexey Kardashevskiy if (!nodes[i].node_mem) { 5587db8a127SAlexey Kardashevskiy continue; 55953018216SPaolo Bonzini } 560fb164994SDavid Gibson if (mem_start >= machine->ram_size) { 5615fe269b1SPaul Mackerras node_size = 0; 5625fe269b1SPaul Mackerras } else { 5637db8a127SAlexey Kardashevskiy node_size = nodes[i].node_mem; 564fb164994SDavid Gibson if (node_size > machine->ram_size - mem_start) { 565fb164994SDavid Gibson node_size = machine->ram_size - mem_start; 5665fe269b1SPaul Mackerras } 5675fe269b1SPaul Mackerras } 5687db8a127SAlexey Kardashevskiy if (!mem_start) { 5697db8a127SAlexey Kardashevskiy /* ppc_spapr_init() checks for rma_size <= node0_size already */ 570e8f986fcSBharata B Rao spapr_populate_memory_node(fdt, i, 0, spapr->rma_size); 5717db8a127SAlexey Kardashevskiy mem_start += spapr->rma_size; 5727db8a127SAlexey Kardashevskiy node_size -= spapr->rma_size; 5737db8a127SAlexey Kardashevskiy } 5746010818cSAlexey Kardashevskiy for ( ; node_size; ) { 5756010818cSAlexey Kardashevskiy hwaddr sizetmp = pow2floor(node_size); 5766010818cSAlexey Kardashevskiy 5776010818cSAlexey Kardashevskiy /* mem_start != 0 here */ 5786010818cSAlexey Kardashevskiy if (ctzl(mem_start) < ctzl(sizetmp)) { 5796010818cSAlexey Kardashevskiy sizetmp = 1ULL << ctzl(mem_start); 5806010818cSAlexey Kardashevskiy } 5816010818cSAlexey Kardashevskiy 5826010818cSAlexey Kardashevskiy spapr_populate_memory_node(fdt, i, mem_start, sizetmp); 5836010818cSAlexey Kardashevskiy node_size -= sizetmp; 5846010818cSAlexey Kardashevskiy mem_start += sizetmp; 5856010818cSAlexey Kardashevskiy } 58653018216SPaolo Bonzini } 58753018216SPaolo Bonzini 58853018216SPaolo Bonzini return 0; 58953018216SPaolo Bonzini } 59053018216SPaolo Bonzini 5910da6f3feSBharata B Rao static void spapr_populate_cpu_dt(CPUState *cs, void *fdt, int offset, 5920da6f3feSBharata B Rao sPAPRMachineState *spapr) 5930da6f3feSBharata B Rao { 5940da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 5950da6f3feSBharata B Rao CPUPPCState *env = &cpu->env; 5960da6f3feSBharata B Rao PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); 5970da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 5980da6f3feSBharata B Rao uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40), 5990da6f3feSBharata B Rao 0xffffffff, 0xffffffff}; 6000da6f3feSBharata B Rao uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() : TIMEBASE_FREQ; 6010da6f3feSBharata B Rao uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; 6020da6f3feSBharata B Rao uint32_t page_sizes_prop[64]; 6030da6f3feSBharata B Rao size_t page_sizes_prop_size; 60422419c2aSDavid Gibson uint32_t vcpus_per_socket = smp_threads * smp_cores; 6050da6f3feSBharata B Rao uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 6060da6f3feSBharata B Rao 60790da0d5aSBenjamin Herrenschmidt /* Note: we keep CI large pages off for now because a 64K capable guest 60890da0d5aSBenjamin Herrenschmidt * provisioned with large pages might otherwise try to map a qemu 60990da0d5aSBenjamin Herrenschmidt * framebuffer (or other kind of memory mapped PCI BAR) using 64K pages 61090da0d5aSBenjamin Herrenschmidt * even if that qemu runs on a 4k host. 61190da0d5aSBenjamin Herrenschmidt * 61290da0d5aSBenjamin Herrenschmidt * We can later add this bit back when we are confident this is not 61390da0d5aSBenjamin Herrenschmidt * an issue (!HV KVM or 64K host) 61490da0d5aSBenjamin Herrenschmidt */ 61590da0d5aSBenjamin Herrenschmidt uint8_t pa_features_206[] = { 6, 0, 61690da0d5aSBenjamin Herrenschmidt 0xf6, 0x1f, 0xc7, 0x00, 0x80, 0xc0 }; 61790da0d5aSBenjamin Herrenschmidt uint8_t pa_features_207[] = { 24, 0, 61890da0d5aSBenjamin Herrenschmidt 0xf6, 0x1f, 0xc7, 0xc0, 0x80, 0xf0, 61990da0d5aSBenjamin Herrenschmidt 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 62090da0d5aSBenjamin Herrenschmidt 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 62190da0d5aSBenjamin Herrenschmidt 0x80, 0x00, 0x80, 0x00, 0x80, 0x00 }; 62290da0d5aSBenjamin Herrenschmidt uint8_t *pa_features; 62390da0d5aSBenjamin Herrenschmidt size_t pa_size; 62490da0d5aSBenjamin Herrenschmidt 6250da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "reg", index))); 6260da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "device_type", "cpu"))); 6270da6f3feSBharata B Rao 6280da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "cpu-version", env->spr[SPR_PVR]))); 6290da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-block-size", 6300da6f3feSBharata B Rao env->dcache_line_size))); 6310da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-line-size", 6320da6f3feSBharata B Rao env->dcache_line_size))); 6330da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-block-size", 6340da6f3feSBharata B Rao env->icache_line_size))); 6350da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-line-size", 6360da6f3feSBharata B Rao env->icache_line_size))); 6370da6f3feSBharata B Rao 6380da6f3feSBharata B Rao if (pcc->l1_dcache_size) { 6390da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-size", 6400da6f3feSBharata B Rao pcc->l1_dcache_size))); 6410da6f3feSBharata B Rao } else { 6420da6f3feSBharata B Rao fprintf(stderr, "Warning: Unknown L1 dcache size for cpu\n"); 6430da6f3feSBharata B Rao } 6440da6f3feSBharata B Rao if (pcc->l1_icache_size) { 6450da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-size", 6460da6f3feSBharata B Rao pcc->l1_icache_size))); 6470da6f3feSBharata B Rao } else { 6480da6f3feSBharata B Rao fprintf(stderr, "Warning: Unknown L1 icache size for cpu\n"); 6490da6f3feSBharata B Rao } 6500da6f3feSBharata B Rao 6510da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "timebase-frequency", tbfreq))); 6520da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "clock-frequency", cpufreq))); 653fd5da5c4SThomas Huth _FDT((fdt_setprop_cell(fdt, offset, "slb-size", env->slb_nr))); 6540da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,slb-size", env->slb_nr))); 6550da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "status", "okay"))); 6560da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0))); 6570da6f3feSBharata B Rao 6580da6f3feSBharata B Rao if (env->spr_cb[SPR_PURR].oea_read) { 6590da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0))); 6600da6f3feSBharata B Rao } 6610da6f3feSBharata B Rao 6620da6f3feSBharata B Rao if (env->mmu_model & POWERPC_MMU_1TSEG) { 6630da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,processor-segment-sizes", 6640da6f3feSBharata B Rao segs, sizeof(segs)))); 6650da6f3feSBharata B Rao } 6660da6f3feSBharata B Rao 6670da6f3feSBharata B Rao /* Advertise VMX/VSX (vector extensions) if available 6680da6f3feSBharata B Rao * 0 / no property == no vector extensions 6690da6f3feSBharata B Rao * 1 == VMX / Altivec available 6700da6f3feSBharata B Rao * 2 == VSX available */ 6710da6f3feSBharata B Rao if (env->insns_flags & PPC_ALTIVEC) { 6720da6f3feSBharata B Rao uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1; 6730da6f3feSBharata B Rao 6740da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", vmx))); 6750da6f3feSBharata B Rao } 6760da6f3feSBharata B Rao 6770da6f3feSBharata B Rao /* Advertise DFP (Decimal Floating Point) if available 6780da6f3feSBharata B Rao * 0 / no property == no DFP 6790da6f3feSBharata B Rao * 1 == DFP available */ 6800da6f3feSBharata B Rao if (env->insns_flags2 & PPC2_DFP) { 6810da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,dfp", 1))); 6820da6f3feSBharata B Rao } 6830da6f3feSBharata B Rao 6840da6f3feSBharata B Rao page_sizes_prop_size = create_page_sizes_prop(env, page_sizes_prop, 6850da6f3feSBharata B Rao sizeof(page_sizes_prop)); 6860da6f3feSBharata B Rao if (page_sizes_prop_size) { 6870da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,segment-page-sizes", 6880da6f3feSBharata B Rao page_sizes_prop, page_sizes_prop_size))); 6890da6f3feSBharata B Rao } 6900da6f3feSBharata B Rao 69190da0d5aSBenjamin Herrenschmidt /* Do the ibm,pa-features property, adjust it for ci-large-pages */ 69290da0d5aSBenjamin Herrenschmidt if (env->mmu_model == POWERPC_MMU_2_06) { 69390da0d5aSBenjamin Herrenschmidt pa_features = pa_features_206; 69490da0d5aSBenjamin Herrenschmidt pa_size = sizeof(pa_features_206); 69590da0d5aSBenjamin Herrenschmidt } else /* env->mmu_model == POWERPC_MMU_2_07 */ { 69690da0d5aSBenjamin Herrenschmidt pa_features = pa_features_207; 69790da0d5aSBenjamin Herrenschmidt pa_size = sizeof(pa_features_207); 69890da0d5aSBenjamin Herrenschmidt } 69990da0d5aSBenjamin Herrenschmidt if (env->ci_large_pages) { 70090da0d5aSBenjamin Herrenschmidt pa_features[3] |= 0x20; 70190da0d5aSBenjamin Herrenschmidt } 70290da0d5aSBenjamin Herrenschmidt _FDT((fdt_setprop(fdt, offset, "ibm,pa-features", pa_features, pa_size))); 70390da0d5aSBenjamin Herrenschmidt 7040da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,chip-id", 70522419c2aSDavid Gibson cs->cpu_index / vcpus_per_socket))); 7060da6f3feSBharata B Rao 7070da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,pft-size", 7080da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)))); 7090da6f3feSBharata B Rao 7100da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_numa_dt(fdt, offset, cs)); 7110da6f3feSBharata B Rao 7120da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 7130da6f3feSBharata B Rao ppc_get_compat_smt_threads(cpu))); 7140da6f3feSBharata B Rao } 7150da6f3feSBharata B Rao 7160da6f3feSBharata B Rao static void spapr_populate_cpus_dt_node(void *fdt, sPAPRMachineState *spapr) 7170da6f3feSBharata B Rao { 7180da6f3feSBharata B Rao CPUState *cs; 7190da6f3feSBharata B Rao int cpus_offset; 7200da6f3feSBharata B Rao char *nodename; 7210da6f3feSBharata B Rao int smt = kvmppc_smt_threads(); 7220da6f3feSBharata B Rao 7230da6f3feSBharata B Rao cpus_offset = fdt_add_subnode(fdt, 0, "cpus"); 7240da6f3feSBharata B Rao _FDT(cpus_offset); 7250da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#address-cells", 0x1))); 7260da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#size-cells", 0x0))); 7270da6f3feSBharata B Rao 7280da6f3feSBharata B Rao /* 7290da6f3feSBharata B Rao * We walk the CPUs in reverse order to ensure that CPU DT nodes 7300da6f3feSBharata B Rao * created by fdt_add_subnode() end up in the right order in FDT 7310da6f3feSBharata B Rao * for the guest kernel the enumerate the CPUs correctly. 7320da6f3feSBharata B Rao */ 7330da6f3feSBharata B Rao CPU_FOREACH_REVERSE(cs) { 7340da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 7350da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 7360da6f3feSBharata B Rao DeviceClass *dc = DEVICE_GET_CLASS(cs); 7370da6f3feSBharata B Rao int offset; 7380da6f3feSBharata B Rao 7390da6f3feSBharata B Rao if ((index % smt) != 0) { 7400da6f3feSBharata B Rao continue; 7410da6f3feSBharata B Rao } 7420da6f3feSBharata B Rao 7430da6f3feSBharata B Rao nodename = g_strdup_printf("%s@%x", dc->fw_name, index); 7440da6f3feSBharata B Rao offset = fdt_add_subnode(fdt, cpus_offset, nodename); 7450da6f3feSBharata B Rao g_free(nodename); 7460da6f3feSBharata B Rao _FDT(offset); 7470da6f3feSBharata B Rao spapr_populate_cpu_dt(cs, fdt, offset, spapr); 7480da6f3feSBharata B Rao } 7490da6f3feSBharata B Rao 7500da6f3feSBharata B Rao } 7510da6f3feSBharata B Rao 75203d196b7SBharata B Rao /* 75303d196b7SBharata B Rao * Adds ibm,dynamic-reconfiguration-memory node. 75403d196b7SBharata B Rao * Refer to docs/specs/ppc-spapr-hotplug.txt for the documentation 75503d196b7SBharata B Rao * of this device tree node. 75603d196b7SBharata B Rao */ 75703d196b7SBharata B Rao static int spapr_populate_drconf_memory(sPAPRMachineState *spapr, void *fdt) 75803d196b7SBharata B Rao { 75903d196b7SBharata B Rao MachineState *machine = MACHINE(spapr); 76003d196b7SBharata B Rao int ret, i, offset; 76103d196b7SBharata B Rao uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 76203d196b7SBharata B Rao uint32_t prop_lmb_size[] = {0, cpu_to_be32(lmb_size)}; 763e8f986fcSBharata B Rao uint32_t nr_lmbs = (machine->maxram_size - machine->ram_size)/lmb_size; 76403d196b7SBharata B Rao uint32_t *int_buf, *cur_index, buf_len; 7656663864eSBharata B Rao int nr_nodes = nb_numa_nodes ? nb_numa_nodes : 1; 76603d196b7SBharata B Rao 767ef001f06SThomas Huth /* 76816c25aefSBharata B Rao * Don't create the node if there are no DR LMBs. 76916c25aefSBharata B Rao */ 77016c25aefSBharata B Rao if (!nr_lmbs) { 77116c25aefSBharata B Rao return 0; 77216c25aefSBharata B Rao } 77316c25aefSBharata B Rao 77416c25aefSBharata B Rao /* 775ef001f06SThomas Huth * Allocate enough buffer size to fit in ibm,dynamic-memory 776ef001f06SThomas Huth * or ibm,associativity-lookup-arrays 777ef001f06SThomas Huth */ 778ef001f06SThomas Huth buf_len = MAX(nr_lmbs * SPAPR_DR_LMB_LIST_ENTRY_SIZE + 1, nr_nodes * 4 + 2) 779ef001f06SThomas Huth * sizeof(uint32_t); 78003d196b7SBharata B Rao cur_index = int_buf = g_malloc0(buf_len); 78103d196b7SBharata B Rao 78203d196b7SBharata B Rao offset = fdt_add_subnode(fdt, 0, "ibm,dynamic-reconfiguration-memory"); 78303d196b7SBharata B Rao 78403d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,lmb-size", prop_lmb_size, 78503d196b7SBharata B Rao sizeof(prop_lmb_size)); 78603d196b7SBharata B Rao if (ret < 0) { 78703d196b7SBharata B Rao goto out; 78803d196b7SBharata B Rao } 78903d196b7SBharata B Rao 79003d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-flags-mask", 0xff); 79103d196b7SBharata B Rao if (ret < 0) { 79203d196b7SBharata B Rao goto out; 79303d196b7SBharata B Rao } 79403d196b7SBharata B Rao 79503d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-preservation-time", 0x0); 79603d196b7SBharata B Rao if (ret < 0) { 79703d196b7SBharata B Rao goto out; 79803d196b7SBharata B Rao } 79903d196b7SBharata B Rao 80003d196b7SBharata B Rao /* ibm,dynamic-memory */ 80103d196b7SBharata B Rao int_buf[0] = cpu_to_be32(nr_lmbs); 80203d196b7SBharata B Rao cur_index++; 80303d196b7SBharata B Rao for (i = 0; i < nr_lmbs; i++) { 80403d196b7SBharata B Rao sPAPRDRConnector *drc; 80503d196b7SBharata B Rao sPAPRDRConnectorClass *drck; 806e8f986fcSBharata B Rao uint64_t addr = i * lmb_size + spapr->hotplug_memory.base;; 80703d196b7SBharata B Rao uint32_t *dynamic_memory = cur_index; 80803d196b7SBharata B Rao 80903d196b7SBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, 81003d196b7SBharata B Rao addr/lmb_size); 81103d196b7SBharata B Rao g_assert(drc); 81203d196b7SBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 81303d196b7SBharata B Rao 81403d196b7SBharata B Rao dynamic_memory[0] = cpu_to_be32(addr >> 32); 81503d196b7SBharata B Rao dynamic_memory[1] = cpu_to_be32(addr & 0xffffffff); 81603d196b7SBharata B Rao dynamic_memory[2] = cpu_to_be32(drck->get_index(drc)); 81703d196b7SBharata B Rao dynamic_memory[3] = cpu_to_be32(0); /* reserved */ 81803d196b7SBharata B Rao dynamic_memory[4] = cpu_to_be32(numa_get_node(addr, NULL)); 81903d196b7SBharata B Rao if (addr < machine->ram_size || 82003d196b7SBharata B Rao memory_region_present(get_system_memory(), addr)) { 82103d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(SPAPR_LMB_FLAGS_ASSIGNED); 82203d196b7SBharata B Rao } else { 82303d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(0); 82403d196b7SBharata B Rao } 82503d196b7SBharata B Rao 82603d196b7SBharata B Rao cur_index += SPAPR_DR_LMB_LIST_ENTRY_SIZE; 82703d196b7SBharata B Rao } 82803d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,dynamic-memory", int_buf, buf_len); 82903d196b7SBharata B Rao if (ret < 0) { 83003d196b7SBharata B Rao goto out; 83103d196b7SBharata B Rao } 83203d196b7SBharata B Rao 83303d196b7SBharata B Rao /* ibm,associativity-lookup-arrays */ 83403d196b7SBharata B Rao cur_index = int_buf; 8356663864eSBharata B Rao int_buf[0] = cpu_to_be32(nr_nodes); 83603d196b7SBharata B Rao int_buf[1] = cpu_to_be32(4); /* Number of entries per associativity list */ 83703d196b7SBharata B Rao cur_index += 2; 8386663864eSBharata B Rao for (i = 0; i < nr_nodes; i++) { 83903d196b7SBharata B Rao uint32_t associativity[] = { 84003d196b7SBharata B Rao cpu_to_be32(0x0), 84103d196b7SBharata B Rao cpu_to_be32(0x0), 84203d196b7SBharata B Rao cpu_to_be32(0x0), 84303d196b7SBharata B Rao cpu_to_be32(i) 84403d196b7SBharata B Rao }; 84503d196b7SBharata B Rao memcpy(cur_index, associativity, sizeof(associativity)); 84603d196b7SBharata B Rao cur_index += 4; 84703d196b7SBharata B Rao } 84803d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity-lookup-arrays", int_buf, 84903d196b7SBharata B Rao (cur_index - int_buf) * sizeof(uint32_t)); 85003d196b7SBharata B Rao out: 85103d196b7SBharata B Rao g_free(int_buf); 85203d196b7SBharata B Rao return ret; 85303d196b7SBharata B Rao } 85403d196b7SBharata B Rao 85503d196b7SBharata B Rao int spapr_h_cas_compose_response(sPAPRMachineState *spapr, 85603d196b7SBharata B Rao target_ulong addr, target_ulong size, 85703d196b7SBharata B Rao bool cpu_update, bool memory_update) 85803d196b7SBharata B Rao { 85903d196b7SBharata B Rao void *fdt, *fdt_skel; 86003d196b7SBharata B Rao sPAPRDeviceTreeUpdateHeader hdr = { .version_id = 1 }; 86103d196b7SBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 86203d196b7SBharata B Rao 86303d196b7SBharata B Rao size -= sizeof(hdr); 86403d196b7SBharata B Rao 86503d196b7SBharata B Rao /* Create sceleton */ 86603d196b7SBharata B Rao fdt_skel = g_malloc0(size); 86703d196b7SBharata B Rao _FDT((fdt_create(fdt_skel, size))); 86803d196b7SBharata B Rao _FDT((fdt_begin_node(fdt_skel, ""))); 86903d196b7SBharata B Rao _FDT((fdt_end_node(fdt_skel))); 87003d196b7SBharata B Rao _FDT((fdt_finish(fdt_skel))); 87103d196b7SBharata B Rao fdt = g_malloc0(size); 87203d196b7SBharata B Rao _FDT((fdt_open_into(fdt_skel, fdt, size))); 87303d196b7SBharata B Rao g_free(fdt_skel); 87403d196b7SBharata B Rao 87503d196b7SBharata B Rao /* Fixup cpu nodes */ 87603d196b7SBharata B Rao if (cpu_update) { 87703d196b7SBharata B Rao _FDT((spapr_fixup_cpu_dt(fdt, spapr))); 87803d196b7SBharata B Rao } 87903d196b7SBharata B Rao 88016c25aefSBharata B Rao /* Generate ibm,dynamic-reconfiguration-memory node if required */ 88103d196b7SBharata B Rao if (memory_update && smc->dr_lmb_enabled) { 88203d196b7SBharata B Rao _FDT((spapr_populate_drconf_memory(spapr, fdt))); 88303d196b7SBharata B Rao } 88403d196b7SBharata B Rao 88503d196b7SBharata B Rao /* Pack resulting tree */ 88603d196b7SBharata B Rao _FDT((fdt_pack(fdt))); 88703d196b7SBharata B Rao 88803d196b7SBharata B Rao if (fdt_totalsize(fdt) + sizeof(hdr) > size) { 88903d196b7SBharata B Rao trace_spapr_cas_failed(size); 89003d196b7SBharata B Rao return -1; 89103d196b7SBharata B Rao } 89203d196b7SBharata B Rao 89303d196b7SBharata B Rao cpu_physical_memory_write(addr, &hdr, sizeof(hdr)); 89403d196b7SBharata B Rao cpu_physical_memory_write(addr + sizeof(hdr), fdt, fdt_totalsize(fdt)); 89503d196b7SBharata B Rao trace_spapr_cas_continue(fdt_totalsize(fdt) + sizeof(hdr)); 89603d196b7SBharata B Rao g_free(fdt); 89703d196b7SBharata B Rao 89803d196b7SBharata B Rao return 0; 89903d196b7SBharata B Rao } 90003d196b7SBharata B Rao 90128e02042SDavid Gibson static void spapr_finalize_fdt(sPAPRMachineState *spapr, 90253018216SPaolo Bonzini hwaddr fdt_addr, 90353018216SPaolo Bonzini hwaddr rtas_addr, 90453018216SPaolo Bonzini hwaddr rtas_size) 90553018216SPaolo Bonzini { 9065b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 907c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 9085b2128d2SAlexander Graf const char *boot_device = machine->boot_order; 90971461b0fSAlexey Kardashevskiy int ret, i; 91071461b0fSAlexey Kardashevskiy size_t cb = 0; 91171461b0fSAlexey Kardashevskiy char *bootlist; 91253018216SPaolo Bonzini void *fdt; 91353018216SPaolo Bonzini sPAPRPHBState *phb; 91453018216SPaolo Bonzini 91553018216SPaolo Bonzini fdt = g_malloc(FDT_MAX_SIZE); 91653018216SPaolo Bonzini 91753018216SPaolo Bonzini /* open out the base tree into a temp buffer for the final tweaks */ 91853018216SPaolo Bonzini _FDT((fdt_open_into(spapr->fdt_skel, fdt, FDT_MAX_SIZE))); 91953018216SPaolo Bonzini 920e8f986fcSBharata B Rao ret = spapr_populate_memory(spapr, fdt); 921e8f986fcSBharata B Rao if (ret < 0) { 922e8f986fcSBharata B Rao fprintf(stderr, "couldn't setup memory nodes in fdt\n"); 923e8f986fcSBharata B Rao exit(1); 92453018216SPaolo Bonzini } 92553018216SPaolo Bonzini 92653018216SPaolo Bonzini ret = spapr_populate_vdevice(spapr->vio_bus, fdt); 92753018216SPaolo Bonzini if (ret < 0) { 92853018216SPaolo Bonzini fprintf(stderr, "couldn't setup vio devices in fdt\n"); 92953018216SPaolo Bonzini exit(1); 93053018216SPaolo Bonzini } 93153018216SPaolo Bonzini 9324d9392beSThomas Huth if (object_resolve_path_type("", TYPE_SPAPR_RNG, NULL)) { 9334d9392beSThomas Huth ret = spapr_rng_populate_dt(fdt); 9344d9392beSThomas Huth if (ret < 0) { 9354d9392beSThomas Huth fprintf(stderr, "could not set up rng device in the fdt\n"); 9364d9392beSThomas Huth exit(1); 9374d9392beSThomas Huth } 9384d9392beSThomas Huth } 9394d9392beSThomas Huth 94053018216SPaolo Bonzini QLIST_FOREACH(phb, &spapr->phbs, list) { 94153018216SPaolo Bonzini ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt); 94253018216SPaolo Bonzini } 94353018216SPaolo Bonzini 94453018216SPaolo Bonzini if (ret < 0) { 94553018216SPaolo Bonzini fprintf(stderr, "couldn't setup PCI devices in fdt\n"); 94653018216SPaolo Bonzini exit(1); 94753018216SPaolo Bonzini } 94853018216SPaolo Bonzini 94953018216SPaolo Bonzini /* RTAS */ 95053018216SPaolo Bonzini ret = spapr_rtas_device_tree_setup(fdt, rtas_addr, rtas_size); 95153018216SPaolo Bonzini if (ret < 0) { 95253018216SPaolo Bonzini fprintf(stderr, "Couldn't set up RTAS device tree properties\n"); 95353018216SPaolo Bonzini } 95453018216SPaolo Bonzini 9550da6f3feSBharata B Rao /* cpus */ 9560da6f3feSBharata B Rao spapr_populate_cpus_dt_node(fdt, spapr); 95753018216SPaolo Bonzini 95871461b0fSAlexey Kardashevskiy bootlist = get_boot_devices_list(&cb, true); 95971461b0fSAlexey Kardashevskiy if (cb && bootlist) { 96071461b0fSAlexey Kardashevskiy int offset = fdt_path_offset(fdt, "/chosen"); 96171461b0fSAlexey Kardashevskiy if (offset < 0) { 96271461b0fSAlexey Kardashevskiy exit(1); 96371461b0fSAlexey Kardashevskiy } 96471461b0fSAlexey Kardashevskiy for (i = 0; i < cb; i++) { 96571461b0fSAlexey Kardashevskiy if (bootlist[i] == '\n') { 96671461b0fSAlexey Kardashevskiy bootlist[i] = ' '; 96771461b0fSAlexey Kardashevskiy } 96871461b0fSAlexey Kardashevskiy 96971461b0fSAlexey Kardashevskiy } 97071461b0fSAlexey Kardashevskiy ret = fdt_setprop_string(fdt, offset, "qemu,boot-list", bootlist); 97171461b0fSAlexey Kardashevskiy } 97271461b0fSAlexey Kardashevskiy 9735b2128d2SAlexander Graf if (boot_device && strlen(boot_device)) { 9745b2128d2SAlexander Graf int offset = fdt_path_offset(fdt, "/chosen"); 9755b2128d2SAlexander Graf 9765b2128d2SAlexander Graf if (offset < 0) { 9775b2128d2SAlexander Graf exit(1); 9785b2128d2SAlexander Graf } 9795b2128d2SAlexander Graf fdt_setprop_string(fdt, offset, "qemu,boot-device", boot_device); 9805b2128d2SAlexander Graf } 9815b2128d2SAlexander Graf 98253018216SPaolo Bonzini if (!spapr->has_graphics) { 98353018216SPaolo Bonzini spapr_populate_chosen_stdout(fdt, spapr->vio_bus); 98453018216SPaolo Bonzini } 98553018216SPaolo Bonzini 986c20d332aSBharata B Rao if (smc->dr_lmb_enabled) { 987c20d332aSBharata B Rao _FDT(spapr_drc_populate_dt(fdt, 0, NULL, SPAPR_DR_CONNECTOR_TYPE_LMB)); 988c20d332aSBharata B Rao } 989c20d332aSBharata B Rao 99053018216SPaolo Bonzini _FDT((fdt_pack(fdt))); 99153018216SPaolo Bonzini 99253018216SPaolo Bonzini if (fdt_totalsize(fdt) > FDT_MAX_SIZE) { 993730fce59SThomas Huth error_report("FDT too big ! 0x%x bytes (max is 0x%x)", 99453018216SPaolo Bonzini fdt_totalsize(fdt), FDT_MAX_SIZE); 99553018216SPaolo Bonzini exit(1); 99653018216SPaolo Bonzini } 99753018216SPaolo Bonzini 998ad440b4aSAndrew Jones qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt)); 99953018216SPaolo Bonzini cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt)); 100053018216SPaolo Bonzini 1001a21a7a70SGonglei g_free(bootlist); 100253018216SPaolo Bonzini g_free(fdt); 100353018216SPaolo Bonzini } 100453018216SPaolo Bonzini 100553018216SPaolo Bonzini static uint64_t translate_kernel_address(void *opaque, uint64_t addr) 100653018216SPaolo Bonzini { 100753018216SPaolo Bonzini return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; 100853018216SPaolo Bonzini } 100953018216SPaolo Bonzini 101053018216SPaolo Bonzini static void emulate_spapr_hypercall(PowerPCCPU *cpu) 101153018216SPaolo Bonzini { 101253018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 101353018216SPaolo Bonzini 101453018216SPaolo Bonzini if (msr_pr) { 101553018216SPaolo Bonzini hcall_dprintf("Hypercall made with MSR[PR]=1\n"); 101653018216SPaolo Bonzini env->gpr[3] = H_PRIVILEGE; 101753018216SPaolo Bonzini } else { 101853018216SPaolo Bonzini env->gpr[3] = spapr_hypercall(cpu, env->gpr[3], &env->gpr[4]); 101953018216SPaolo Bonzini } 102053018216SPaolo Bonzini } 102153018216SPaolo Bonzini 1022e6b8fd24SSamuel Mendoza-Jonas #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) 1023e6b8fd24SSamuel Mendoza-Jonas #define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) 1024e6b8fd24SSamuel Mendoza-Jonas #define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) 1025e6b8fd24SSamuel Mendoza-Jonas #define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY)) 1026e6b8fd24SSamuel Mendoza-Jonas #define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= tswap64(HPTE64_V_HPTE_DIRTY)) 1027e6b8fd24SSamuel Mendoza-Jonas 1028715c5407SDavid Gibson /* 1029715c5407SDavid Gibson * Get the fd to access the kernel htab, re-opening it if necessary 1030715c5407SDavid Gibson */ 1031715c5407SDavid Gibson static int get_htab_fd(sPAPRMachineState *spapr) 1032715c5407SDavid Gibson { 1033715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1034715c5407SDavid Gibson return spapr->htab_fd; 1035715c5407SDavid Gibson } 1036715c5407SDavid Gibson 1037715c5407SDavid Gibson spapr->htab_fd = kvmppc_get_htab_fd(false); 1038715c5407SDavid Gibson if (spapr->htab_fd < 0) { 1039715c5407SDavid Gibson error_report("Unable to open fd for reading hash table from KVM: %s", 1040715c5407SDavid Gibson strerror(errno)); 1041715c5407SDavid Gibson } 1042715c5407SDavid Gibson 1043715c5407SDavid Gibson return spapr->htab_fd; 1044715c5407SDavid Gibson } 1045715c5407SDavid Gibson 1046715c5407SDavid Gibson static void close_htab_fd(sPAPRMachineState *spapr) 1047715c5407SDavid Gibson { 1048715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1049715c5407SDavid Gibson close(spapr->htab_fd); 1050715c5407SDavid Gibson } 1051715c5407SDavid Gibson spapr->htab_fd = -1; 1052715c5407SDavid Gibson } 1053715c5407SDavid Gibson 10548dfe8e7fSDavid Gibson static int spapr_hpt_shift_for_ramsize(uint64_t ramsize) 10558dfe8e7fSDavid Gibson { 10568dfe8e7fSDavid Gibson int shift; 10578dfe8e7fSDavid Gibson 10588dfe8e7fSDavid Gibson /* We aim for a hash table of size 1/128 the size of RAM (rounded 10598dfe8e7fSDavid Gibson * up). The PAPR recommendation is actually 1/64 of RAM size, but 10608dfe8e7fSDavid Gibson * that's much more than is needed for Linux guests */ 10618dfe8e7fSDavid Gibson shift = ctz64(pow2ceil(ramsize)) - 7; 10628dfe8e7fSDavid Gibson shift = MAX(shift, 18); /* Minimum architected size */ 10638dfe8e7fSDavid Gibson shift = MIN(shift, 46); /* Maximum architected size */ 10648dfe8e7fSDavid Gibson return shift; 10658dfe8e7fSDavid Gibson } 10668dfe8e7fSDavid Gibson 1067c5f54f3eSDavid Gibson static void spapr_reallocate_hpt(sPAPRMachineState *spapr, int shift, 1068c5f54f3eSDavid Gibson Error **errp) 106953018216SPaolo Bonzini { 1070c5f54f3eSDavid Gibson long rc; 107153018216SPaolo Bonzini 1072c5f54f3eSDavid Gibson /* Clean up any HPT info from a previous boot */ 1073c5f54f3eSDavid Gibson g_free(spapr->htab); 1074c5f54f3eSDavid Gibson spapr->htab = NULL; 1075c5f54f3eSDavid Gibson spapr->htab_shift = 0; 1076c5f54f3eSDavid Gibson close_htab_fd(spapr); 107753018216SPaolo Bonzini 1078c5f54f3eSDavid Gibson rc = kvmppc_reset_htab(shift); 1079c5f54f3eSDavid Gibson if (rc < 0) { 1080c5f54f3eSDavid Gibson /* kernel-side HPT needed, but couldn't allocate one */ 1081c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1082c5f54f3eSDavid Gibson "Failed to allocate KVM HPT of order %d (try smaller maxmem?)", 1083c5f54f3eSDavid Gibson shift); 1084c5f54f3eSDavid Gibson /* This is almost certainly fatal, but if the caller really 1085c5f54f3eSDavid Gibson * wants to carry on with shift == 0, it's welcome to try */ 1086c5f54f3eSDavid Gibson } else if (rc > 0) { 1087c5f54f3eSDavid Gibson /* kernel-side HPT allocated */ 1088c5f54f3eSDavid Gibson if (rc != shift) { 1089c5f54f3eSDavid Gibson error_setg(errp, 1090c5f54f3eSDavid Gibson "Requested order %d HPT, but kernel allocated order %ld (try smaller maxmem?)", 1091c5f54f3eSDavid Gibson shift, rc); 10927735fedaSBharata B Rao } 10937735fedaSBharata B Rao 109453018216SPaolo Bonzini spapr->htab_shift = shift; 1095c18ad9a5SDavid Gibson spapr->htab = NULL; 1096b817772aSBharata B Rao } else { 1097c5f54f3eSDavid Gibson /* kernel-side HPT not needed, allocate in userspace instead */ 1098c5f54f3eSDavid Gibson size_t size = 1ULL << shift; 1099c5f54f3eSDavid Gibson int i; 110001a57972SSamuel Mendoza-Jonas 1101c5f54f3eSDavid Gibson spapr->htab = qemu_memalign(size, size); 1102c5f54f3eSDavid Gibson if (!spapr->htab) { 1103c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1104c5f54f3eSDavid Gibson "Could not allocate HPT of order %d", shift); 1105c5f54f3eSDavid Gibson return; 1106b817772aSBharata B Rao } 1107b817772aSBharata B Rao 1108c5f54f3eSDavid Gibson memset(spapr->htab, 0, size); 1109c5f54f3eSDavid Gibson spapr->htab_shift = shift; 1110b817772aSBharata B Rao 1111c5f54f3eSDavid Gibson for (i = 0; i < size / HASH_PTE_SIZE_64; i++) { 1112c5f54f3eSDavid Gibson DIRTY_HPTE(HPTE(spapr->htab, i)); 11137735fedaSBharata B Rao } 111453018216SPaolo Bonzini } 111553018216SPaolo Bonzini } 111653018216SPaolo Bonzini 11179e3f9733SAlexander Graf static int find_unknown_sysbus_device(SysBusDevice *sbdev, void *opaque) 11189e3f9733SAlexander Graf { 11199e3f9733SAlexander Graf bool matched = false; 11209e3f9733SAlexander Graf 11219e3f9733SAlexander Graf if (object_dynamic_cast(OBJECT(sbdev), TYPE_SPAPR_PCI_HOST_BRIDGE)) { 11229e3f9733SAlexander Graf matched = true; 11239e3f9733SAlexander Graf } 11249e3f9733SAlexander Graf 11259e3f9733SAlexander Graf if (!matched) { 11269e3f9733SAlexander Graf error_report("Device %s is not supported by this machine yet.", 11279e3f9733SAlexander Graf qdev_fw_name(DEVICE(sbdev))); 11289e3f9733SAlexander Graf exit(1); 11299e3f9733SAlexander Graf } 11309e3f9733SAlexander Graf 11319e3f9733SAlexander Graf return 0; 11329e3f9733SAlexander Graf } 11339e3f9733SAlexander Graf 113453018216SPaolo Bonzini static void ppc_spapr_reset(void) 113553018216SPaolo Bonzini { 1136c5f54f3eSDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 1137c5f54f3eSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 1138182735efSAndreas Färber PowerPCCPU *first_ppc_cpu; 1139b7d1f77aSBenjamin Herrenschmidt uint32_t rtas_limit; 1140259186a7SAndreas Färber 11419e3f9733SAlexander Graf /* Check for unknown sysbus devices */ 11429e3f9733SAlexander Graf foreach_dynamic_sysbus_device(find_unknown_sysbus_device, NULL); 11439e3f9733SAlexander Graf 1144c5f54f3eSDavid Gibson /* Allocate and/or reset the hash page table */ 1145c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, 1146c5f54f3eSDavid Gibson spapr_hpt_shift_for_ramsize(machine->maxram_size), 1147c5f54f3eSDavid Gibson &error_fatal); 1148c5f54f3eSDavid Gibson 1149c5f54f3eSDavid Gibson /* Update the RMA size if necessary */ 1150c5f54f3eSDavid Gibson if (spapr->vrma_adjust) { 1151c5f54f3eSDavid Gibson spapr->rma_size = kvmppc_rma_size(spapr_node0_size(), 1152c5f54f3eSDavid Gibson spapr->htab_shift); 1153c5f54f3eSDavid Gibson } 115453018216SPaolo Bonzini 115553018216SPaolo Bonzini qemu_devices_reset(); 115653018216SPaolo Bonzini 1157b7d1f77aSBenjamin Herrenschmidt /* 1158b7d1f77aSBenjamin Herrenschmidt * We place the device tree and RTAS just below either the top of the RMA, 1159b7d1f77aSBenjamin Herrenschmidt * or just below 2GB, whichever is lowere, so that it can be 1160b7d1f77aSBenjamin Herrenschmidt * processed with 32-bit real mode code if necessary 1161b7d1f77aSBenjamin Herrenschmidt */ 1162b7d1f77aSBenjamin Herrenschmidt rtas_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR); 1163b7d1f77aSBenjamin Herrenschmidt spapr->rtas_addr = rtas_limit - RTAS_MAX_SIZE; 1164b7d1f77aSBenjamin Herrenschmidt spapr->fdt_addr = spapr->rtas_addr - FDT_MAX_SIZE; 1165b7d1f77aSBenjamin Herrenschmidt 116653018216SPaolo Bonzini /* Load the fdt */ 116753018216SPaolo Bonzini spapr_finalize_fdt(spapr, spapr->fdt_addr, spapr->rtas_addr, 116853018216SPaolo Bonzini spapr->rtas_size); 116953018216SPaolo Bonzini 1170b7d1f77aSBenjamin Herrenschmidt /* Copy RTAS over */ 1171b7d1f77aSBenjamin Herrenschmidt cpu_physical_memory_write(spapr->rtas_addr, spapr->rtas_blob, 1172b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size); 1173b7d1f77aSBenjamin Herrenschmidt 117453018216SPaolo Bonzini /* Set up the entry state */ 1175182735efSAndreas Färber first_ppc_cpu = POWERPC_CPU(first_cpu); 1176182735efSAndreas Färber first_ppc_cpu->env.gpr[3] = spapr->fdt_addr; 1177182735efSAndreas Färber first_ppc_cpu->env.gpr[5] = 0; 1178182735efSAndreas Färber first_cpu->halted = 0; 11791b718907SDavid Gibson first_ppc_cpu->env.nip = SPAPR_ENTRY_POINT; 118053018216SPaolo Bonzini 118153018216SPaolo Bonzini } 118253018216SPaolo Bonzini 118353018216SPaolo Bonzini static void spapr_cpu_reset(void *opaque) 118453018216SPaolo Bonzini { 118528e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 118653018216SPaolo Bonzini PowerPCCPU *cpu = opaque; 1187259186a7SAndreas Färber CPUState *cs = CPU(cpu); 118853018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 118953018216SPaolo Bonzini 1190259186a7SAndreas Färber cpu_reset(cs); 119153018216SPaolo Bonzini 119253018216SPaolo Bonzini /* All CPUs start halted. CPU0 is unhalted from the machine level 119353018216SPaolo Bonzini * reset code and the rest are explicitly started up by the guest 119453018216SPaolo Bonzini * using an RTAS call */ 1195259186a7SAndreas Färber cs->halted = 1; 119653018216SPaolo Bonzini 119753018216SPaolo Bonzini env->spr[SPR_HIOR] = 0; 119853018216SPaolo Bonzini 1199e5c0d3ceSDavid Gibson ppc_hash64_set_external_hpt(cpu, spapr->htab, spapr->htab_shift, 1200e5c0d3ceSDavid Gibson &error_fatal); 120153018216SPaolo Bonzini } 120253018216SPaolo Bonzini 120328e02042SDavid Gibson static void spapr_create_nvram(sPAPRMachineState *spapr) 120453018216SPaolo Bonzini { 12052ff3de68SMarkus Armbruster DeviceState *dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram"); 12063978b863SPaolo Bonzini DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0); 120753018216SPaolo Bonzini 12083978b863SPaolo Bonzini if (dinfo) { 12096231a6daSMarkus Armbruster qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(dinfo), 12106231a6daSMarkus Armbruster &error_fatal); 121153018216SPaolo Bonzini } 121253018216SPaolo Bonzini 121353018216SPaolo Bonzini qdev_init_nofail(dev); 121453018216SPaolo Bonzini 121553018216SPaolo Bonzini spapr->nvram = (struct sPAPRNVRAM *)dev; 121653018216SPaolo Bonzini } 121753018216SPaolo Bonzini 121828e02042SDavid Gibson static void spapr_rtc_create(sPAPRMachineState *spapr) 121928df36a1SDavid Gibson { 122028df36a1SDavid Gibson DeviceState *dev = qdev_create(NULL, TYPE_SPAPR_RTC); 122128df36a1SDavid Gibson 122228df36a1SDavid Gibson qdev_init_nofail(dev); 122328df36a1SDavid Gibson spapr->rtc = dev; 122474e5ae28SDavid Gibson 122574e5ae28SDavid Gibson object_property_add_alias(qdev_get_machine(), "rtc-time", 122674e5ae28SDavid Gibson OBJECT(spapr->rtc), "date", NULL); 122728df36a1SDavid Gibson } 122828df36a1SDavid Gibson 122953018216SPaolo Bonzini /* Returns whether we want to use VGA or not */ 123014c6a894SDavid Gibson static bool spapr_vga_init(PCIBus *pci_bus, Error **errp) 123153018216SPaolo Bonzini { 123253018216SPaolo Bonzini switch (vga_interface_type) { 123353018216SPaolo Bonzini case VGA_NONE: 12347effdaa3SMark Wu return false; 12357effdaa3SMark Wu case VGA_DEVICE: 12367effdaa3SMark Wu return true; 123753018216SPaolo Bonzini case VGA_STD: 1238b798c190SBenjamin Herrenschmidt case VGA_VIRTIO: 123953018216SPaolo Bonzini return pci_vga_init(pci_bus) != NULL; 124053018216SPaolo Bonzini default: 124114c6a894SDavid Gibson error_setg(errp, 124214c6a894SDavid Gibson "Unsupported VGA mode, only -vga std or -vga virtio is supported"); 124314c6a894SDavid Gibson return false; 124453018216SPaolo Bonzini } 124553018216SPaolo Bonzini } 124653018216SPaolo Bonzini 1247880ae7deSDavid Gibson static int spapr_post_load(void *opaque, int version_id) 1248880ae7deSDavid Gibson { 124928e02042SDavid Gibson sPAPRMachineState *spapr = (sPAPRMachineState *)opaque; 1250880ae7deSDavid Gibson int err = 0; 1251880ae7deSDavid Gibson 1252631b22eaSStefan Weil /* In earlier versions, there was no separate qdev for the PAPR 1253880ae7deSDavid Gibson * RTC, so the RTC offset was stored directly in sPAPREnvironment. 1254880ae7deSDavid Gibson * So when migrating from those versions, poke the incoming offset 1255880ae7deSDavid Gibson * value into the RTC device */ 1256880ae7deSDavid Gibson if (version_id < 3) { 1257880ae7deSDavid Gibson err = spapr_rtc_import_offset(spapr->rtc, spapr->rtc_offset); 1258880ae7deSDavid Gibson } 1259880ae7deSDavid Gibson 1260880ae7deSDavid Gibson return err; 1261880ae7deSDavid Gibson } 1262880ae7deSDavid Gibson 1263880ae7deSDavid Gibson static bool version_before_3(void *opaque, int version_id) 1264880ae7deSDavid Gibson { 1265880ae7deSDavid Gibson return version_id < 3; 1266880ae7deSDavid Gibson } 1267880ae7deSDavid Gibson 12684be21d56SDavid Gibson static const VMStateDescription vmstate_spapr = { 12694be21d56SDavid Gibson .name = "spapr", 1270880ae7deSDavid Gibson .version_id = 3, 12714be21d56SDavid Gibson .minimum_version_id = 1, 1272880ae7deSDavid Gibson .post_load = spapr_post_load, 12734be21d56SDavid Gibson .fields = (VMStateField[]) { 1274880ae7deSDavid Gibson /* used to be @next_irq */ 1275880ae7deSDavid Gibson VMSTATE_UNUSED_BUFFER(version_before_3, 0, 4), 12764be21d56SDavid Gibson 12774be21d56SDavid Gibson /* RTC offset */ 127828e02042SDavid Gibson VMSTATE_UINT64_TEST(rtc_offset, sPAPRMachineState, version_before_3), 1279880ae7deSDavid Gibson 128028e02042SDavid Gibson VMSTATE_PPC_TIMEBASE_V(tb, sPAPRMachineState, 2), 12814be21d56SDavid Gibson VMSTATE_END_OF_LIST() 12824be21d56SDavid Gibson }, 12834be21d56SDavid Gibson }; 12844be21d56SDavid Gibson 12854be21d56SDavid Gibson static int htab_save_setup(QEMUFile *f, void *opaque) 12864be21d56SDavid Gibson { 128728e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 12884be21d56SDavid Gibson 12894be21d56SDavid Gibson /* "Iteration" header */ 12904be21d56SDavid Gibson qemu_put_be32(f, spapr->htab_shift); 12914be21d56SDavid Gibson 1292e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 1293e68cb8b4SAlexey Kardashevskiy spapr->htab_save_index = 0; 1294e68cb8b4SAlexey Kardashevskiy spapr->htab_first_pass = true; 1295e68cb8b4SAlexey Kardashevskiy } else { 1296e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 12974be21d56SDavid Gibson } 12984be21d56SDavid Gibson 1299e68cb8b4SAlexey Kardashevskiy 1300e68cb8b4SAlexey Kardashevskiy return 0; 1301e68cb8b4SAlexey Kardashevskiy } 13024be21d56SDavid Gibson 130328e02042SDavid Gibson static void htab_save_first_pass(QEMUFile *f, sPAPRMachineState *spapr, 13044be21d56SDavid Gibson int64_t max_ns) 13054be21d56SDavid Gibson { 1306378bc217SDavid Gibson bool has_timeout = max_ns != -1; 13074be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 13084be21d56SDavid Gibson int index = spapr->htab_save_index; 1309bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13104be21d56SDavid Gibson 13114be21d56SDavid Gibson assert(spapr->htab_first_pass); 13124be21d56SDavid Gibson 13134be21d56SDavid Gibson do { 13144be21d56SDavid Gibson int chunkstart; 13154be21d56SDavid Gibson 13164be21d56SDavid Gibson /* Consume invalid HPTEs */ 13174be21d56SDavid Gibson while ((index < htabslots) 13184be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 13194be21d56SDavid Gibson index++; 13204be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13214be21d56SDavid Gibson } 13224be21d56SDavid Gibson 13234be21d56SDavid Gibson /* Consume valid HPTEs */ 13244be21d56SDavid Gibson chunkstart = index; 1325338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13264be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13274be21d56SDavid Gibson index++; 13284be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13294be21d56SDavid Gibson } 13304be21d56SDavid Gibson 13314be21d56SDavid Gibson if (index > chunkstart) { 13324be21d56SDavid Gibson int n_valid = index - chunkstart; 13334be21d56SDavid Gibson 13344be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 13354be21d56SDavid Gibson qemu_put_be16(f, n_valid); 13364be21d56SDavid Gibson qemu_put_be16(f, 0); 13374be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 13384be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13394be21d56SDavid Gibson 1340378bc217SDavid Gibson if (has_timeout && 1341378bc217SDavid Gibson (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 13424be21d56SDavid Gibson break; 13434be21d56SDavid Gibson } 13444be21d56SDavid Gibson } 13454be21d56SDavid Gibson } while ((index < htabslots) && !qemu_file_rate_limit(f)); 13464be21d56SDavid Gibson 13474be21d56SDavid Gibson if (index >= htabslots) { 13484be21d56SDavid Gibson assert(index == htabslots); 13494be21d56SDavid Gibson index = 0; 13504be21d56SDavid Gibson spapr->htab_first_pass = false; 13514be21d56SDavid Gibson } 13524be21d56SDavid Gibson spapr->htab_save_index = index; 13534be21d56SDavid Gibson } 13544be21d56SDavid Gibson 135528e02042SDavid Gibson static int htab_save_later_pass(QEMUFile *f, sPAPRMachineState *spapr, 13564be21d56SDavid Gibson int64_t max_ns) 13574be21d56SDavid Gibson { 13584be21d56SDavid Gibson bool final = max_ns < 0; 13594be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 13604be21d56SDavid Gibson int examined = 0, sent = 0; 13614be21d56SDavid Gibson int index = spapr->htab_save_index; 1362bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13634be21d56SDavid Gibson 13644be21d56SDavid Gibson assert(!spapr->htab_first_pass); 13654be21d56SDavid Gibson 13664be21d56SDavid Gibson do { 13674be21d56SDavid Gibson int chunkstart, invalidstart; 13684be21d56SDavid Gibson 13694be21d56SDavid Gibson /* Consume non-dirty HPTEs */ 13704be21d56SDavid Gibson while ((index < htabslots) 13714be21d56SDavid Gibson && !HPTE_DIRTY(HPTE(spapr->htab, index))) { 13724be21d56SDavid Gibson index++; 13734be21d56SDavid Gibson examined++; 13744be21d56SDavid Gibson } 13754be21d56SDavid Gibson 13764be21d56SDavid Gibson chunkstart = index; 13774be21d56SDavid Gibson /* Consume valid dirty HPTEs */ 1378338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13794be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 13804be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13814be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13824be21d56SDavid Gibson index++; 13834be21d56SDavid Gibson examined++; 13844be21d56SDavid Gibson } 13854be21d56SDavid Gibson 13864be21d56SDavid Gibson invalidstart = index; 13874be21d56SDavid Gibson /* Consume invalid dirty HPTEs */ 1388338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - invalidstart < USHRT_MAX) 13894be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 13904be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 13914be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13924be21d56SDavid Gibson index++; 13934be21d56SDavid Gibson examined++; 13944be21d56SDavid Gibson } 13954be21d56SDavid Gibson 13964be21d56SDavid Gibson if (index > chunkstart) { 13974be21d56SDavid Gibson int n_valid = invalidstart - chunkstart; 13984be21d56SDavid Gibson int n_invalid = index - invalidstart; 13994be21d56SDavid Gibson 14004be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 14014be21d56SDavid Gibson qemu_put_be16(f, n_valid); 14024be21d56SDavid Gibson qemu_put_be16(f, n_invalid); 14034be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 14044be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 14054be21d56SDavid Gibson sent += index - chunkstart; 14064be21d56SDavid Gibson 1407bc72ad67SAlex Bligh if (!final && (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 14084be21d56SDavid Gibson break; 14094be21d56SDavid Gibson } 14104be21d56SDavid Gibson } 14114be21d56SDavid Gibson 14124be21d56SDavid Gibson if (examined >= htabslots) { 14134be21d56SDavid Gibson break; 14144be21d56SDavid Gibson } 14154be21d56SDavid Gibson 14164be21d56SDavid Gibson if (index >= htabslots) { 14174be21d56SDavid Gibson assert(index == htabslots); 14184be21d56SDavid Gibson index = 0; 14194be21d56SDavid Gibson } 14204be21d56SDavid Gibson } while ((examined < htabslots) && (!qemu_file_rate_limit(f) || final)); 14214be21d56SDavid Gibson 14224be21d56SDavid Gibson if (index >= htabslots) { 14234be21d56SDavid Gibson assert(index == htabslots); 14244be21d56SDavid Gibson index = 0; 14254be21d56SDavid Gibson } 14264be21d56SDavid Gibson 14274be21d56SDavid Gibson spapr->htab_save_index = index; 14284be21d56SDavid Gibson 1429e68cb8b4SAlexey Kardashevskiy return (examined >= htabslots) && (sent == 0) ? 1 : 0; 14304be21d56SDavid Gibson } 14314be21d56SDavid Gibson 1432e68cb8b4SAlexey Kardashevskiy #define MAX_ITERATION_NS 5000000 /* 5 ms */ 1433e68cb8b4SAlexey Kardashevskiy #define MAX_KVM_BUF_SIZE 2048 1434e68cb8b4SAlexey Kardashevskiy 14354be21d56SDavid Gibson static int htab_save_iterate(QEMUFile *f, void *opaque) 14364be21d56SDavid Gibson { 143728e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1438715c5407SDavid Gibson int fd; 1439e68cb8b4SAlexey Kardashevskiy int rc = 0; 14404be21d56SDavid Gibson 14414be21d56SDavid Gibson /* Iteration header */ 14424be21d56SDavid Gibson qemu_put_be32(f, 0); 14434be21d56SDavid Gibson 1444e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1445e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1446e68cb8b4SAlexey Kardashevskiy 1447715c5407SDavid Gibson fd = get_htab_fd(spapr); 1448715c5407SDavid Gibson if (fd < 0) { 1449715c5407SDavid Gibson return fd; 145001a57972SSamuel Mendoza-Jonas } 145101a57972SSamuel Mendoza-Jonas 1452715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, MAX_ITERATION_NS); 1453e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1454e68cb8b4SAlexey Kardashevskiy return rc; 1455e68cb8b4SAlexey Kardashevskiy } 1456e68cb8b4SAlexey Kardashevskiy } else if (spapr->htab_first_pass) { 14574be21d56SDavid Gibson htab_save_first_pass(f, spapr, MAX_ITERATION_NS); 14584be21d56SDavid Gibson } else { 1459e68cb8b4SAlexey Kardashevskiy rc = htab_save_later_pass(f, spapr, MAX_ITERATION_NS); 14604be21d56SDavid Gibson } 14614be21d56SDavid Gibson 14624be21d56SDavid Gibson /* End marker */ 14634be21d56SDavid Gibson qemu_put_be32(f, 0); 14644be21d56SDavid Gibson qemu_put_be16(f, 0); 14654be21d56SDavid Gibson qemu_put_be16(f, 0); 14664be21d56SDavid Gibson 1467e68cb8b4SAlexey Kardashevskiy return rc; 14684be21d56SDavid Gibson } 14694be21d56SDavid Gibson 14704be21d56SDavid Gibson static int htab_save_complete(QEMUFile *f, void *opaque) 14714be21d56SDavid Gibson { 147228e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1473715c5407SDavid Gibson int fd; 14744be21d56SDavid Gibson 14754be21d56SDavid Gibson /* Iteration header */ 14764be21d56SDavid Gibson qemu_put_be32(f, 0); 14774be21d56SDavid Gibson 1478e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1479e68cb8b4SAlexey Kardashevskiy int rc; 1480e68cb8b4SAlexey Kardashevskiy 1481e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1482e68cb8b4SAlexey Kardashevskiy 1483715c5407SDavid Gibson fd = get_htab_fd(spapr); 1484715c5407SDavid Gibson if (fd < 0) { 1485715c5407SDavid Gibson return fd; 148601a57972SSamuel Mendoza-Jonas } 148701a57972SSamuel Mendoza-Jonas 1488715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, -1); 1489e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1490e68cb8b4SAlexey Kardashevskiy return rc; 1491e68cb8b4SAlexey Kardashevskiy } 1492715c5407SDavid Gibson close_htab_fd(spapr); 1493e68cb8b4SAlexey Kardashevskiy } else { 1494378bc217SDavid Gibson if (spapr->htab_first_pass) { 1495378bc217SDavid Gibson htab_save_first_pass(f, spapr, -1); 1496378bc217SDavid Gibson } 14974be21d56SDavid Gibson htab_save_later_pass(f, spapr, -1); 1498e68cb8b4SAlexey Kardashevskiy } 14994be21d56SDavid Gibson 15004be21d56SDavid Gibson /* End marker */ 15014be21d56SDavid Gibson qemu_put_be32(f, 0); 15024be21d56SDavid Gibson qemu_put_be16(f, 0); 15034be21d56SDavid Gibson qemu_put_be16(f, 0); 15044be21d56SDavid Gibson 15054be21d56SDavid Gibson return 0; 15064be21d56SDavid Gibson } 15074be21d56SDavid Gibson 15084be21d56SDavid Gibson static int htab_load(QEMUFile *f, void *opaque, int version_id) 15094be21d56SDavid Gibson { 151028e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 15114be21d56SDavid Gibson uint32_t section_hdr; 1512e68cb8b4SAlexey Kardashevskiy int fd = -1; 15134be21d56SDavid Gibson 15144be21d56SDavid Gibson if (version_id < 1 || version_id > 1) { 151598a5d100SDavid Gibson error_report("htab_load() bad version"); 15164be21d56SDavid Gibson return -EINVAL; 15174be21d56SDavid Gibson } 15184be21d56SDavid Gibson 15194be21d56SDavid Gibson section_hdr = qemu_get_be32(f); 15204be21d56SDavid Gibson 15214be21d56SDavid Gibson if (section_hdr) { 15229897e462SGreg Kurz Error *local_err = NULL; 1523c5f54f3eSDavid Gibson 1524c5f54f3eSDavid Gibson /* First section gives the htab size */ 1525c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, section_hdr, &local_err); 1526c5f54f3eSDavid Gibson if (local_err) { 1527c5f54f3eSDavid Gibson error_report_err(local_err); 15284be21d56SDavid Gibson return -EINVAL; 15294be21d56SDavid Gibson } 15304be21d56SDavid Gibson return 0; 15314be21d56SDavid Gibson } 15324be21d56SDavid Gibson 1533e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1534e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1535e68cb8b4SAlexey Kardashevskiy 1536e68cb8b4SAlexey Kardashevskiy fd = kvmppc_get_htab_fd(true); 1537e68cb8b4SAlexey Kardashevskiy if (fd < 0) { 153898a5d100SDavid Gibson error_report("Unable to open fd to restore KVM hash table: %s", 1539e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1540e68cb8b4SAlexey Kardashevskiy } 1541e68cb8b4SAlexey Kardashevskiy } 1542e68cb8b4SAlexey Kardashevskiy 15434be21d56SDavid Gibson while (true) { 15444be21d56SDavid Gibson uint32_t index; 15454be21d56SDavid Gibson uint16_t n_valid, n_invalid; 15464be21d56SDavid Gibson 15474be21d56SDavid Gibson index = qemu_get_be32(f); 15484be21d56SDavid Gibson n_valid = qemu_get_be16(f); 15494be21d56SDavid Gibson n_invalid = qemu_get_be16(f); 15504be21d56SDavid Gibson 15514be21d56SDavid Gibson if ((index == 0) && (n_valid == 0) && (n_invalid == 0)) { 15524be21d56SDavid Gibson /* End of Stream */ 15534be21d56SDavid Gibson break; 15544be21d56SDavid Gibson } 15554be21d56SDavid Gibson 1556e68cb8b4SAlexey Kardashevskiy if ((index + n_valid + n_invalid) > 15574be21d56SDavid Gibson (HTAB_SIZE(spapr) / HASH_PTE_SIZE_64)) { 15584be21d56SDavid Gibson /* Bad index in stream */ 155998a5d100SDavid Gibson error_report( 156098a5d100SDavid Gibson "htab_load() bad index %d (%hd+%hd entries) in htab stream (htab_shift=%d)", 156198a5d100SDavid Gibson index, n_valid, n_invalid, spapr->htab_shift); 15624be21d56SDavid Gibson return -EINVAL; 15634be21d56SDavid Gibson } 15644be21d56SDavid Gibson 1565e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 15664be21d56SDavid Gibson if (n_valid) { 15674be21d56SDavid Gibson qemu_get_buffer(f, HPTE(spapr->htab, index), 15684be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 15694be21d56SDavid Gibson } 15704be21d56SDavid Gibson if (n_invalid) { 15714be21d56SDavid Gibson memset(HPTE(spapr->htab, index + n_valid), 0, 15724be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_invalid); 15734be21d56SDavid Gibson } 1574e68cb8b4SAlexey Kardashevskiy } else { 1575e68cb8b4SAlexey Kardashevskiy int rc; 1576e68cb8b4SAlexey Kardashevskiy 1577e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1578e68cb8b4SAlexey Kardashevskiy 1579e68cb8b4SAlexey Kardashevskiy rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid); 1580e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1581e68cb8b4SAlexey Kardashevskiy return rc; 1582e68cb8b4SAlexey Kardashevskiy } 1583e68cb8b4SAlexey Kardashevskiy } 1584e68cb8b4SAlexey Kardashevskiy } 1585e68cb8b4SAlexey Kardashevskiy 1586e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1587e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1588e68cb8b4SAlexey Kardashevskiy close(fd); 15894be21d56SDavid Gibson } 15904be21d56SDavid Gibson 15914be21d56SDavid Gibson return 0; 15924be21d56SDavid Gibson } 15934be21d56SDavid Gibson 15944be21d56SDavid Gibson static SaveVMHandlers savevm_htab_handlers = { 15954be21d56SDavid Gibson .save_live_setup = htab_save_setup, 15964be21d56SDavid Gibson .save_live_iterate = htab_save_iterate, 1597a3e06c3dSDr. David Alan Gilbert .save_live_complete_precopy = htab_save_complete, 15984be21d56SDavid Gibson .load_state = htab_load, 15994be21d56SDavid Gibson }; 16004be21d56SDavid Gibson 16015b2128d2SAlexander Graf static void spapr_boot_set(void *opaque, const char *boot_device, 16025b2128d2SAlexander Graf Error **errp) 16035b2128d2SAlexander Graf { 16045b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 16055b2128d2SAlexander Graf machine->boot_order = g_strdup(boot_device); 16065b2128d2SAlexander Graf } 16075b2128d2SAlexander Graf 1608569f4967SDavid Gibson static void spapr_cpu_init(sPAPRMachineState *spapr, PowerPCCPU *cpu, 1609569f4967SDavid Gibson Error **errp) 1610bab99ea0SBharata B Rao { 1611bab99ea0SBharata B Rao CPUPPCState *env = &cpu->env; 1612bab99ea0SBharata B Rao 1613bab99ea0SBharata B Rao /* Set time-base frequency to 512 MHz */ 1614bab99ea0SBharata B Rao cpu_ppc_tb_init(env, TIMEBASE_FREQ); 1615bab99ea0SBharata B Rao 1616bab99ea0SBharata B Rao /* PAPR always has exception vectors in RAM not ROM. To ensure this, 1617bab99ea0SBharata B Rao * MSR[IP] should never be set. 1618bab99ea0SBharata B Rao */ 1619bab99ea0SBharata B Rao env->msr_mask &= ~(1 << 6); 1620bab99ea0SBharata B Rao 1621bab99ea0SBharata B Rao /* Tell KVM that we're in PAPR mode */ 1622bab99ea0SBharata B Rao if (kvm_enabled()) { 1623bab99ea0SBharata B Rao kvmppc_set_papr(cpu); 1624bab99ea0SBharata B Rao } 1625bab99ea0SBharata B Rao 1626bab99ea0SBharata B Rao if (cpu->max_compat) { 1627569f4967SDavid Gibson Error *local_err = NULL; 1628569f4967SDavid Gibson 1629569f4967SDavid Gibson ppc_set_compat(cpu, cpu->max_compat, &local_err); 1630569f4967SDavid Gibson if (local_err) { 1631569f4967SDavid Gibson error_propagate(errp, local_err); 1632569f4967SDavid Gibson return; 1633569f4967SDavid Gibson } 1634bab99ea0SBharata B Rao } 1635bab99ea0SBharata B Rao 1636bab99ea0SBharata B Rao xics_cpu_setup(spapr->icp, cpu); 1637bab99ea0SBharata B Rao 1638bab99ea0SBharata B Rao qemu_register_reset(spapr_cpu_reset, cpu); 1639bab99ea0SBharata B Rao } 1640bab99ea0SBharata B Rao 1641224245bfSDavid Gibson /* 1642224245bfSDavid Gibson * Reset routine for LMB DR devices. 1643224245bfSDavid Gibson * 1644224245bfSDavid Gibson * Unlike PCI DR devices, LMB DR devices explicitly register this reset 1645224245bfSDavid Gibson * routine. Reset for PCI DR devices will be handled by PHB reset routine 1646224245bfSDavid Gibson * when it walks all its children devices. LMB devices reset occurs 1647224245bfSDavid Gibson * as part of spapr_ppc_reset(). 1648224245bfSDavid Gibson */ 1649224245bfSDavid Gibson static void spapr_drc_reset(void *opaque) 1650224245bfSDavid Gibson { 1651224245bfSDavid Gibson sPAPRDRConnector *drc = opaque; 1652224245bfSDavid Gibson DeviceState *d = DEVICE(drc); 1653224245bfSDavid Gibson 1654224245bfSDavid Gibson if (d) { 1655224245bfSDavid Gibson device_reset(d); 1656224245bfSDavid Gibson } 1657224245bfSDavid Gibson } 1658224245bfSDavid Gibson 1659224245bfSDavid Gibson static void spapr_create_lmb_dr_connectors(sPAPRMachineState *spapr) 1660224245bfSDavid Gibson { 1661224245bfSDavid Gibson MachineState *machine = MACHINE(spapr); 1662224245bfSDavid Gibson uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 1663e8f986fcSBharata B Rao uint32_t nr_lmbs = (machine->maxram_size - machine->ram_size)/lmb_size; 1664224245bfSDavid Gibson int i; 1665224245bfSDavid Gibson 1666224245bfSDavid Gibson for (i = 0; i < nr_lmbs; i++) { 1667224245bfSDavid Gibson sPAPRDRConnector *drc; 1668224245bfSDavid Gibson uint64_t addr; 1669224245bfSDavid Gibson 1670e8f986fcSBharata B Rao addr = i * lmb_size + spapr->hotplug_memory.base; 1671224245bfSDavid Gibson drc = spapr_dr_connector_new(OBJECT(spapr), SPAPR_DR_CONNECTOR_TYPE_LMB, 1672224245bfSDavid Gibson addr/lmb_size); 1673224245bfSDavid Gibson qemu_register_reset(spapr_drc_reset, drc); 1674224245bfSDavid Gibson } 1675224245bfSDavid Gibson } 1676224245bfSDavid Gibson 1677224245bfSDavid Gibson /* 1678224245bfSDavid Gibson * If RAM size, maxmem size and individual node mem sizes aren't aligned 1679224245bfSDavid Gibson * to SPAPR_MEMORY_BLOCK_SIZE(256MB), then refuse to start the guest 1680224245bfSDavid Gibson * since we can't support such unaligned sizes with DRCONF_MEMORY. 1681224245bfSDavid Gibson */ 16827c150d6fSDavid Gibson static void spapr_validate_node_memory(MachineState *machine, Error **errp) 1683224245bfSDavid Gibson { 1684224245bfSDavid Gibson int i; 1685224245bfSDavid Gibson 16867c150d6fSDavid Gibson if (machine->ram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16877c150d6fSDavid Gibson error_setg(errp, "Memory size 0x" RAM_ADDR_FMT 16887c150d6fSDavid Gibson " is not aligned to %llu MiB", 16897c150d6fSDavid Gibson machine->ram_size, 1690224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16917c150d6fSDavid Gibson return; 16927c150d6fSDavid Gibson } 16937c150d6fSDavid Gibson 16947c150d6fSDavid Gibson if (machine->maxram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16957c150d6fSDavid Gibson error_setg(errp, "Maximum memory size 0x" RAM_ADDR_FMT 16967c150d6fSDavid Gibson " is not aligned to %llu MiB", 16977c150d6fSDavid Gibson machine->ram_size, 16987c150d6fSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16997c150d6fSDavid Gibson return; 1700224245bfSDavid Gibson } 1701224245bfSDavid Gibson 1702224245bfSDavid Gibson for (i = 0; i < nb_numa_nodes; i++) { 1703224245bfSDavid Gibson if (numa_info[i].node_mem % SPAPR_MEMORY_BLOCK_SIZE) { 17047c150d6fSDavid Gibson error_setg(errp, 17057c150d6fSDavid Gibson "Node %d memory size 0x%" PRIx64 17067c150d6fSDavid Gibson " is not aligned to %llu MiB", 17077c150d6fSDavid Gibson i, numa_info[i].node_mem, 1708224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 17097c150d6fSDavid Gibson return; 1710224245bfSDavid Gibson } 1711224245bfSDavid Gibson } 1712224245bfSDavid Gibson } 1713224245bfSDavid Gibson 171453018216SPaolo Bonzini /* pSeries LPAR / sPAPR hardware init */ 17153ef96221SMarcel Apfelbaum static void ppc_spapr_init(MachineState *machine) 171653018216SPaolo Bonzini { 171728e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 1718224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 17193ef96221SMarcel Apfelbaum const char *kernel_filename = machine->kernel_filename; 17203ef96221SMarcel Apfelbaum const char *kernel_cmdline = machine->kernel_cmdline; 17213ef96221SMarcel Apfelbaum const char *initrd_filename = machine->initrd_filename; 172253018216SPaolo Bonzini PowerPCCPU *cpu; 172353018216SPaolo Bonzini PCIHostState *phb; 172453018216SPaolo Bonzini int i; 172553018216SPaolo Bonzini MemoryRegion *sysmem = get_system_memory(); 172653018216SPaolo Bonzini MemoryRegion *ram = g_new(MemoryRegion, 1); 1727658fa66bSAlexey Kardashevskiy MemoryRegion *rma_region; 1728658fa66bSAlexey Kardashevskiy void *rma = NULL; 172953018216SPaolo Bonzini hwaddr rma_alloc_size; 1730b082d65aSAlexey Kardashevskiy hwaddr node0_size = spapr_node0_size(); 173153018216SPaolo Bonzini uint32_t initrd_base = 0; 173253018216SPaolo Bonzini long kernel_size = 0, initrd_size = 0; 1733b7d1f77aSBenjamin Herrenschmidt long load_limit, fw_size; 173416457e7fSBenjamin Herrenschmidt bool kernel_le = false; 173553018216SPaolo Bonzini char *filename; 173653018216SPaolo Bonzini 1737226419d6SMichael S. Tsirkin msi_nonbroken = true; 173853018216SPaolo Bonzini 173953018216SPaolo Bonzini QLIST_INIT(&spapr->phbs); 174053018216SPaolo Bonzini 174153018216SPaolo Bonzini cpu_ppc_hypercall = emulate_spapr_hypercall; 174253018216SPaolo Bonzini 174353018216SPaolo Bonzini /* Allocate RMA if necessary */ 1744658fa66bSAlexey Kardashevskiy rma_alloc_size = kvmppc_alloc_rma(&rma); 174553018216SPaolo Bonzini 174653018216SPaolo Bonzini if (rma_alloc_size == -1) { 1747730fce59SThomas Huth error_report("Unable to create RMA"); 174853018216SPaolo Bonzini exit(1); 174953018216SPaolo Bonzini } 175053018216SPaolo Bonzini 1751c4177479SAlexey Kardashevskiy if (rma_alloc_size && (rma_alloc_size < node0_size)) { 175253018216SPaolo Bonzini spapr->rma_size = rma_alloc_size; 175353018216SPaolo Bonzini } else { 1754c4177479SAlexey Kardashevskiy spapr->rma_size = node0_size; 175553018216SPaolo Bonzini 175653018216SPaolo Bonzini /* With KVM, we don't actually know whether KVM supports an 175753018216SPaolo Bonzini * unbounded RMA (PR KVM) or is limited by the hash table size 175853018216SPaolo Bonzini * (HV KVM using VRMA), so we always assume the latter 175953018216SPaolo Bonzini * 176053018216SPaolo Bonzini * In that case, we also limit the initial allocations for RTAS 176153018216SPaolo Bonzini * etc... to 256M since we have no way to know what the VRMA size 176253018216SPaolo Bonzini * is going to be as it depends on the size of the hash table 176353018216SPaolo Bonzini * isn't determined yet. 176453018216SPaolo Bonzini */ 176553018216SPaolo Bonzini if (kvm_enabled()) { 176653018216SPaolo Bonzini spapr->vrma_adjust = 1; 176753018216SPaolo Bonzini spapr->rma_size = MIN(spapr->rma_size, 0x10000000); 176853018216SPaolo Bonzini } 176953018216SPaolo Bonzini } 177053018216SPaolo Bonzini 1771c4177479SAlexey Kardashevskiy if (spapr->rma_size > node0_size) { 1772d54e4d76SDavid Gibson error_report("Numa node 0 has to span the RMA (%#08"HWADDR_PRIx")", 1773c4177479SAlexey Kardashevskiy spapr->rma_size); 1774c4177479SAlexey Kardashevskiy exit(1); 1775c4177479SAlexey Kardashevskiy } 1776c4177479SAlexey Kardashevskiy 1777b7d1f77aSBenjamin Herrenschmidt /* Setup a load limit for the ramdisk leaving room for SLOF and FDT */ 1778b7d1f77aSBenjamin Herrenschmidt load_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR) - FW_OVERHEAD; 177953018216SPaolo Bonzini 17807b565160SDavid Gibson /* Set up Interrupt Controller before we create the VCPUs */ 1781446f16a6SMarcel Apfelbaum spapr->icp = xics_system_init(machine, 17829e734e3dSBharata B Rao DIV_ROUND_UP(max_cpus * kvmppc_smt_threads(), 1783f303f117SGreg Kurz smp_threads), 17841e49182dSDavid Gibson XICS_IRQS, &error_fatal); 17857b565160SDavid Gibson 1786224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 17877c150d6fSDavid Gibson spapr_validate_node_memory(machine, &error_fatal); 1788224245bfSDavid Gibson } 1789224245bfSDavid Gibson 179053018216SPaolo Bonzini /* init CPUs */ 179119fb2c36SBharata B Rao if (machine->cpu_model == NULL) { 179219fb2c36SBharata B Rao machine->cpu_model = kvm_enabled() ? "host" : "POWER7"; 179353018216SPaolo Bonzini } 179453018216SPaolo Bonzini for (i = 0; i < smp_cpus; i++) { 179519fb2c36SBharata B Rao cpu = cpu_ppc_init(machine->cpu_model); 179653018216SPaolo Bonzini if (cpu == NULL) { 1797569f4967SDavid Gibson error_report("Unable to find PowerPC CPU definition"); 179853018216SPaolo Bonzini exit(1); 179953018216SPaolo Bonzini } 1800569f4967SDavid Gibson spapr_cpu_init(spapr, cpu, &error_fatal); 180153018216SPaolo Bonzini } 180253018216SPaolo Bonzini 1803026bfd89SDavid Gibson if (kvm_enabled()) { 1804026bfd89SDavid Gibson /* Enable H_LOGICAL_CI_* so SLOF can talk to in-kernel devices */ 1805026bfd89SDavid Gibson kvmppc_enable_logical_ci_hcalls(); 1806ef9971ddSAlexey Kardashevskiy kvmppc_enable_set_mode_hcall(); 1807026bfd89SDavid Gibson } 1808026bfd89SDavid Gibson 180953018216SPaolo Bonzini /* allocate RAM */ 1810f92f5da1SAlexey Kardashevskiy memory_region_allocate_system_memory(ram, NULL, "ppc_spapr.ram", 1811fb164994SDavid Gibson machine->ram_size); 1812f92f5da1SAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, ram); 181353018216SPaolo Bonzini 1814658fa66bSAlexey Kardashevskiy if (rma_alloc_size && rma) { 1815658fa66bSAlexey Kardashevskiy rma_region = g_new(MemoryRegion, 1); 1816658fa66bSAlexey Kardashevskiy memory_region_init_ram_ptr(rma_region, NULL, "ppc_spapr.rma", 1817658fa66bSAlexey Kardashevskiy rma_alloc_size, rma); 1818658fa66bSAlexey Kardashevskiy vmstate_register_ram_global(rma_region); 1819658fa66bSAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, rma_region); 1820658fa66bSAlexey Kardashevskiy } 1821658fa66bSAlexey Kardashevskiy 18224a1c9cf0SBharata B Rao /* initialize hotplug memory address space */ 18234a1c9cf0SBharata B Rao if (machine->ram_size < machine->maxram_size) { 18244a1c9cf0SBharata B Rao ram_addr_t hotplug_mem_size = machine->maxram_size - machine->ram_size; 18254a1c9cf0SBharata B Rao 18264a1c9cf0SBharata B Rao if (machine->ram_slots > SPAPR_MAX_RAM_SLOTS) { 1827d54e4d76SDavid Gibson error_report("Specified number of memory slots %" 1828d54e4d76SDavid Gibson PRIu64" exceeds max supported %d", 182919a35c9eSBharata B Rao machine->ram_slots, SPAPR_MAX_RAM_SLOTS); 1830d54e4d76SDavid Gibson exit(1); 18314a1c9cf0SBharata B Rao } 18324a1c9cf0SBharata B Rao 18334a1c9cf0SBharata B Rao spapr->hotplug_memory.base = ROUND_UP(machine->ram_size, 18344a1c9cf0SBharata B Rao SPAPR_HOTPLUG_MEM_ALIGN); 18354a1c9cf0SBharata B Rao memory_region_init(&spapr->hotplug_memory.mr, OBJECT(spapr), 18364a1c9cf0SBharata B Rao "hotplug-memory", hotplug_mem_size); 18374a1c9cf0SBharata B Rao memory_region_add_subregion(sysmem, spapr->hotplug_memory.base, 18384a1c9cf0SBharata B Rao &spapr->hotplug_memory.mr); 18394a1c9cf0SBharata B Rao } 18404a1c9cf0SBharata B Rao 1841224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 1842224245bfSDavid Gibson spapr_create_lmb_dr_connectors(spapr); 1843224245bfSDavid Gibson } 1844224245bfSDavid Gibson 184553018216SPaolo Bonzini filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin"); 18464c56440dSStefan Weil if (!filename) { 1847730fce59SThomas Huth error_report("Could not find LPAR rtas '%s'", "spapr-rtas.bin"); 18484c56440dSStefan Weil exit(1); 18494c56440dSStefan Weil } 1850b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size = get_image_size(filename); 1851b7d1f77aSBenjamin Herrenschmidt spapr->rtas_blob = g_malloc(spapr->rtas_size); 1852b7d1f77aSBenjamin Herrenschmidt if (load_image_size(filename, spapr->rtas_blob, spapr->rtas_size) < 0) { 1853730fce59SThomas Huth error_report("Could not load LPAR rtas '%s'", filename); 185453018216SPaolo Bonzini exit(1); 185553018216SPaolo Bonzini } 185653018216SPaolo Bonzini if (spapr->rtas_size > RTAS_MAX_SIZE) { 1857730fce59SThomas Huth error_report("RTAS too big ! 0x%zx bytes (max is 0x%x)", 18582f285bddSPeter Maydell (size_t)spapr->rtas_size, RTAS_MAX_SIZE); 185953018216SPaolo Bonzini exit(1); 186053018216SPaolo Bonzini } 186153018216SPaolo Bonzini g_free(filename); 186253018216SPaolo Bonzini 186353018216SPaolo Bonzini /* Set up EPOW events infrastructure */ 186453018216SPaolo Bonzini spapr_events_init(spapr); 186553018216SPaolo Bonzini 186612f42174SDavid Gibson /* Set up the RTC RTAS interfaces */ 186728df36a1SDavid Gibson spapr_rtc_create(spapr); 186812f42174SDavid Gibson 186953018216SPaolo Bonzini /* Set up VIO bus */ 187053018216SPaolo Bonzini spapr->vio_bus = spapr_vio_bus_init(); 187153018216SPaolo Bonzini 187253018216SPaolo Bonzini for (i = 0; i < MAX_SERIAL_PORTS; i++) { 187353018216SPaolo Bonzini if (serial_hds[i]) { 187453018216SPaolo Bonzini spapr_vty_create(spapr->vio_bus, serial_hds[i]); 187553018216SPaolo Bonzini } 187653018216SPaolo Bonzini } 187753018216SPaolo Bonzini 187853018216SPaolo Bonzini /* We always have at least the nvram device on VIO */ 187953018216SPaolo Bonzini spapr_create_nvram(spapr); 188053018216SPaolo Bonzini 188153018216SPaolo Bonzini /* Set up PCI */ 188253018216SPaolo Bonzini spapr_pci_rtas_init(); 188353018216SPaolo Bonzini 188489dfd6e1SDavid Gibson phb = spapr_create_phb(spapr, 0); 188553018216SPaolo Bonzini 188653018216SPaolo Bonzini for (i = 0; i < nb_nics; i++) { 188753018216SPaolo Bonzini NICInfo *nd = &nd_table[i]; 188853018216SPaolo Bonzini 188953018216SPaolo Bonzini if (!nd->model) { 189053018216SPaolo Bonzini nd->model = g_strdup("ibmveth"); 189153018216SPaolo Bonzini } 189253018216SPaolo Bonzini 189353018216SPaolo Bonzini if (strcmp(nd->model, "ibmveth") == 0) { 189453018216SPaolo Bonzini spapr_vlan_create(spapr->vio_bus, nd); 189553018216SPaolo Bonzini } else { 189629b358f9SDavid Gibson pci_nic_init_nofail(&nd_table[i], phb->bus, nd->model, NULL); 189753018216SPaolo Bonzini } 189853018216SPaolo Bonzini } 189953018216SPaolo Bonzini 190053018216SPaolo Bonzini for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) { 190153018216SPaolo Bonzini spapr_vscsi_create(spapr->vio_bus); 190253018216SPaolo Bonzini } 190353018216SPaolo Bonzini 190453018216SPaolo Bonzini /* Graphics */ 190514c6a894SDavid Gibson if (spapr_vga_init(phb->bus, &error_fatal)) { 190653018216SPaolo Bonzini spapr->has_graphics = true; 1907c6e76503SPaolo Bonzini machine->usb |= defaults_enabled() && !machine->usb_disabled; 190853018216SPaolo Bonzini } 190953018216SPaolo Bonzini 19104ee9ced9SMarcel Apfelbaum if (machine->usb) { 191157040d45SThomas Huth if (smc->use_ohci_by_default) { 191253018216SPaolo Bonzini pci_create_simple(phb->bus, -1, "pci-ohci"); 191357040d45SThomas Huth } else { 191457040d45SThomas Huth pci_create_simple(phb->bus, -1, "nec-usb-xhci"); 191557040d45SThomas Huth } 1916c86580b8SMarkus Armbruster 191753018216SPaolo Bonzini if (spapr->has_graphics) { 1918c86580b8SMarkus Armbruster USBBus *usb_bus = usb_bus_find(-1); 1919c86580b8SMarkus Armbruster 1920c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-kbd"); 1921c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-mouse"); 192253018216SPaolo Bonzini } 192353018216SPaolo Bonzini } 192453018216SPaolo Bonzini 192553018216SPaolo Bonzini if (spapr->rma_size < (MIN_RMA_SLOF << 20)) { 1926d54e4d76SDavid Gibson error_report( 1927d54e4d76SDavid Gibson "pSeries SLOF firmware requires >= %ldM guest RMA (Real Mode Area memory)", 1928d54e4d76SDavid Gibson MIN_RMA_SLOF); 192953018216SPaolo Bonzini exit(1); 193053018216SPaolo Bonzini } 193153018216SPaolo Bonzini 193253018216SPaolo Bonzini if (kernel_filename) { 193353018216SPaolo Bonzini uint64_t lowaddr = 0; 193453018216SPaolo Bonzini 193553018216SPaolo Bonzini kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, 19367ef295eaSPeter Crosthwaite NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE, 19377ef295eaSPeter Crosthwaite 0, 0); 19383b66da82SAlexey Kardashevskiy if (kernel_size == ELF_LOAD_WRONG_ENDIAN) { 193916457e7fSBenjamin Herrenschmidt kernel_size = load_elf(kernel_filename, 194016457e7fSBenjamin Herrenschmidt translate_kernel_address, NULL, 19417ef295eaSPeter Crosthwaite NULL, &lowaddr, NULL, 0, PPC_ELF_MACHINE, 19427ef295eaSPeter Crosthwaite 0, 0); 194316457e7fSBenjamin Herrenschmidt kernel_le = kernel_size > 0; 194416457e7fSBenjamin Herrenschmidt } 194516457e7fSBenjamin Herrenschmidt if (kernel_size < 0) { 1946d54e4d76SDavid Gibson error_report("error loading %s: %s", 19473b66da82SAlexey Kardashevskiy kernel_filename, load_elf_strerror(kernel_size)); 194853018216SPaolo Bonzini exit(1); 194953018216SPaolo Bonzini } 195053018216SPaolo Bonzini 195153018216SPaolo Bonzini /* load initrd */ 195253018216SPaolo Bonzini if (initrd_filename) { 195353018216SPaolo Bonzini /* Try to locate the initrd in the gap between the kernel 195453018216SPaolo Bonzini * and the firmware. Add a bit of space just in case 195553018216SPaolo Bonzini */ 195653018216SPaolo Bonzini initrd_base = (KERNEL_LOAD_ADDR + kernel_size + 0x1ffff) & ~0xffff; 195753018216SPaolo Bonzini initrd_size = load_image_targphys(initrd_filename, initrd_base, 195853018216SPaolo Bonzini load_limit - initrd_base); 195953018216SPaolo Bonzini if (initrd_size < 0) { 1960d54e4d76SDavid Gibson error_report("could not load initial ram disk '%s'", 196153018216SPaolo Bonzini initrd_filename); 196253018216SPaolo Bonzini exit(1); 196353018216SPaolo Bonzini } 196453018216SPaolo Bonzini } else { 196553018216SPaolo Bonzini initrd_base = 0; 196653018216SPaolo Bonzini initrd_size = 0; 196753018216SPaolo Bonzini } 196853018216SPaolo Bonzini } 196953018216SPaolo Bonzini 19708e7ea787SAndreas Färber if (bios_name == NULL) { 19718e7ea787SAndreas Färber bios_name = FW_FILE_NAME; 19728e7ea787SAndreas Färber } 19738e7ea787SAndreas Färber filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); 19744c56440dSStefan Weil if (!filename) { 197568fea5a0SThomas Huth error_report("Could not find LPAR firmware '%s'", bios_name); 19764c56440dSStefan Weil exit(1); 19774c56440dSStefan Weil } 197853018216SPaolo Bonzini fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE); 197968fea5a0SThomas Huth if (fw_size <= 0) { 198068fea5a0SThomas Huth error_report("Could not load LPAR firmware '%s'", filename); 198153018216SPaolo Bonzini exit(1); 198253018216SPaolo Bonzini } 198353018216SPaolo Bonzini g_free(filename); 198453018216SPaolo Bonzini 198528e02042SDavid Gibson /* FIXME: Should register things through the MachineState's qdev 198628e02042SDavid Gibson * interface, this is a legacy from the sPAPREnvironment structure 198728e02042SDavid Gibson * which predated MachineState but had a similar function */ 19884be21d56SDavid Gibson vmstate_register(NULL, 0, &vmstate_spapr, spapr); 19894be21d56SDavid Gibson register_savevm_live(NULL, "spapr/htab", -1, 1, 19904be21d56SDavid Gibson &savevm_htab_handlers, spapr); 19914be21d56SDavid Gibson 199253018216SPaolo Bonzini /* Prepare the device tree */ 19933bbf37f2SAndreas Färber spapr->fdt_skel = spapr_create_fdt_skel(initrd_base, initrd_size, 199416457e7fSBenjamin Herrenschmidt kernel_size, kernel_le, 199531fe14d1SNathan Fontenot kernel_cmdline, 199631fe14d1SNathan Fontenot spapr->check_exception_irq); 199753018216SPaolo Bonzini assert(spapr->fdt_skel != NULL); 19985b2128d2SAlexander Graf 199946503c2bSMichael Roth /* used by RTAS */ 200046503c2bSMichael Roth QTAILQ_INIT(&spapr->ccs_list); 200146503c2bSMichael Roth qemu_register_reset(spapr_ccs_reset_hook, spapr); 200246503c2bSMichael Roth 20035b2128d2SAlexander Graf qemu_register_boot_set(spapr_boot_set, spapr); 200453018216SPaolo Bonzini } 200553018216SPaolo Bonzini 2006135a129aSAneesh Kumar K.V static int spapr_kvm_type(const char *vm_type) 2007135a129aSAneesh Kumar K.V { 2008135a129aSAneesh Kumar K.V if (!vm_type) { 2009135a129aSAneesh Kumar K.V return 0; 2010135a129aSAneesh Kumar K.V } 2011135a129aSAneesh Kumar K.V 2012135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "HV")) { 2013135a129aSAneesh Kumar K.V return 1; 2014135a129aSAneesh Kumar K.V } 2015135a129aSAneesh Kumar K.V 2016135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "PR")) { 2017135a129aSAneesh Kumar K.V return 2; 2018135a129aSAneesh Kumar K.V } 2019135a129aSAneesh Kumar K.V 2020135a129aSAneesh Kumar K.V error_report("Unknown kvm-type specified '%s'", vm_type); 2021135a129aSAneesh Kumar K.V exit(1); 2022135a129aSAneesh Kumar K.V } 2023135a129aSAneesh Kumar K.V 202471461b0fSAlexey Kardashevskiy /* 2025627b84f4SGonglei * Implementation of an interface to adjust firmware path 202671461b0fSAlexey Kardashevskiy * for the bootindex property handling. 202771461b0fSAlexey Kardashevskiy */ 202871461b0fSAlexey Kardashevskiy static char *spapr_get_fw_dev_path(FWPathProvider *p, BusState *bus, 202971461b0fSAlexey Kardashevskiy DeviceState *dev) 203071461b0fSAlexey Kardashevskiy { 203171461b0fSAlexey Kardashevskiy #define CAST(type, obj, name) \ 203271461b0fSAlexey Kardashevskiy ((type *)object_dynamic_cast(OBJECT(obj), (name))) 203371461b0fSAlexey Kardashevskiy SCSIDevice *d = CAST(SCSIDevice, dev, TYPE_SCSI_DEVICE); 203471461b0fSAlexey Kardashevskiy sPAPRPHBState *phb = CAST(sPAPRPHBState, dev, TYPE_SPAPR_PCI_HOST_BRIDGE); 203571461b0fSAlexey Kardashevskiy 203671461b0fSAlexey Kardashevskiy if (d) { 203771461b0fSAlexey Kardashevskiy void *spapr = CAST(void, bus->parent, "spapr-vscsi"); 203871461b0fSAlexey Kardashevskiy VirtIOSCSI *virtio = CAST(VirtIOSCSI, bus->parent, TYPE_VIRTIO_SCSI); 203971461b0fSAlexey Kardashevskiy USBDevice *usb = CAST(USBDevice, bus->parent, TYPE_USB_DEVICE); 204071461b0fSAlexey Kardashevskiy 204171461b0fSAlexey Kardashevskiy if (spapr) { 204271461b0fSAlexey Kardashevskiy /* 204371461b0fSAlexey Kardashevskiy * Replace "channel@0/disk@0,0" with "disk@8000000000000000": 204471461b0fSAlexey Kardashevskiy * We use SRP luns of the form 8000 | (bus << 8) | (id << 5) | lun 204571461b0fSAlexey Kardashevskiy * in the top 16 bits of the 64-bit LUN 204671461b0fSAlexey Kardashevskiy */ 204771461b0fSAlexey Kardashevskiy unsigned id = 0x8000 | (d->id << 8) | d->lun; 204871461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 204971461b0fSAlexey Kardashevskiy (uint64_t)id << 48); 205071461b0fSAlexey Kardashevskiy } else if (virtio) { 205171461b0fSAlexey Kardashevskiy /* 205271461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (target << 8) | lun 205371461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 205471461b0fSAlexey Kardashevskiy * Note: the quote above is from SLOF and it is wrong, 205571461b0fSAlexey Kardashevskiy * the actual binding is: 205671461b0fSAlexey Kardashevskiy * swap 0100 or 10 << or 20 << ( target lun-id -- srplun ) 205771461b0fSAlexey Kardashevskiy */ 205871461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (d->id << 16) | d->lun; 205971461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 206071461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 206171461b0fSAlexey Kardashevskiy } else if (usb) { 206271461b0fSAlexey Kardashevskiy /* 206371461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (usb-port << 16) | lun 206471461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 206571461b0fSAlexey Kardashevskiy */ 206671461b0fSAlexey Kardashevskiy unsigned usb_port = atoi(usb->port->path); 206771461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (usb_port << 16) | d->lun; 206871461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 206971461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 207071461b0fSAlexey Kardashevskiy } 207171461b0fSAlexey Kardashevskiy } 207271461b0fSAlexey Kardashevskiy 207371461b0fSAlexey Kardashevskiy if (phb) { 207471461b0fSAlexey Kardashevskiy /* Replace "pci" with "pci@800000020000000" */ 207571461b0fSAlexey Kardashevskiy return g_strdup_printf("pci@%"PRIX64, phb->buid); 207671461b0fSAlexey Kardashevskiy } 207771461b0fSAlexey Kardashevskiy 207871461b0fSAlexey Kardashevskiy return NULL; 207971461b0fSAlexey Kardashevskiy } 208071461b0fSAlexey Kardashevskiy 208123825581SEduardo Habkost static char *spapr_get_kvm_type(Object *obj, Error **errp) 208223825581SEduardo Habkost { 208328e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 208423825581SEduardo Habkost 208528e02042SDavid Gibson return g_strdup(spapr->kvm_type); 208623825581SEduardo Habkost } 208723825581SEduardo Habkost 208823825581SEduardo Habkost static void spapr_set_kvm_type(Object *obj, const char *value, Error **errp) 208923825581SEduardo Habkost { 209028e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 209123825581SEduardo Habkost 209228e02042SDavid Gibson g_free(spapr->kvm_type); 209328e02042SDavid Gibson spapr->kvm_type = g_strdup(value); 209423825581SEduardo Habkost } 209523825581SEduardo Habkost 209623825581SEduardo Habkost static void spapr_machine_initfn(Object *obj) 209723825581SEduardo Habkost { 2098715c5407SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 2099715c5407SDavid Gibson 2100715c5407SDavid Gibson spapr->htab_fd = -1; 210123825581SEduardo Habkost object_property_add_str(obj, "kvm-type", 210223825581SEduardo Habkost spapr_get_kvm_type, spapr_set_kvm_type, NULL); 210349d2e648SMarcel Apfelbaum object_property_set_description(obj, "kvm-type", 210449d2e648SMarcel Apfelbaum "Specifies the KVM virtualization mode (HV, PR)", 210549d2e648SMarcel Apfelbaum NULL); 210623825581SEduardo Habkost } 210723825581SEduardo Habkost 210887bbdd9cSDavid Gibson static void spapr_machine_finalizefn(Object *obj) 210987bbdd9cSDavid Gibson { 211087bbdd9cSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 211187bbdd9cSDavid Gibson 211287bbdd9cSDavid Gibson g_free(spapr->kvm_type); 211387bbdd9cSDavid Gibson } 211487bbdd9cSDavid Gibson 211534316482SAlexey Kardashevskiy static void ppc_cpu_do_nmi_on_cpu(void *arg) 211634316482SAlexey Kardashevskiy { 211734316482SAlexey Kardashevskiy CPUState *cs = arg; 211834316482SAlexey Kardashevskiy 211934316482SAlexey Kardashevskiy cpu_synchronize_state(cs); 212034316482SAlexey Kardashevskiy ppc_cpu_do_system_reset(cs); 212134316482SAlexey Kardashevskiy } 212234316482SAlexey Kardashevskiy 212334316482SAlexey Kardashevskiy static void spapr_nmi(NMIState *n, int cpu_index, Error **errp) 212434316482SAlexey Kardashevskiy { 212534316482SAlexey Kardashevskiy CPUState *cs; 212634316482SAlexey Kardashevskiy 212734316482SAlexey Kardashevskiy CPU_FOREACH(cs) { 212834316482SAlexey Kardashevskiy async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, cs); 212934316482SAlexey Kardashevskiy } 213034316482SAlexey Kardashevskiy } 213134316482SAlexey Kardashevskiy 2132c20d332aSBharata B Rao static void spapr_add_lmbs(DeviceState *dev, uint64_t addr, uint64_t size, 2133c20d332aSBharata B Rao uint32_t node, Error **errp) 2134c20d332aSBharata B Rao { 2135c20d332aSBharata B Rao sPAPRDRConnector *drc; 2136c20d332aSBharata B Rao sPAPRDRConnectorClass *drck; 2137c20d332aSBharata B Rao uint32_t nr_lmbs = size/SPAPR_MEMORY_BLOCK_SIZE; 2138c20d332aSBharata B Rao int i, fdt_offset, fdt_size; 2139c20d332aSBharata B Rao void *fdt; 2140c20d332aSBharata B Rao 2141c20d332aSBharata B Rao /* 2142c20d332aSBharata B Rao * Check for DRC connectors and send hotplug notification to the 2143c20d332aSBharata B Rao * guest only in case of hotplugged memory. This allows cold plugged 2144c20d332aSBharata B Rao * memory to be specified at boot time. 2145c20d332aSBharata B Rao */ 2146c20d332aSBharata B Rao if (!dev->hotplugged) { 2147c20d332aSBharata B Rao return; 2148c20d332aSBharata B Rao } 2149c20d332aSBharata B Rao 2150c20d332aSBharata B Rao for (i = 0; i < nr_lmbs; i++) { 2151c20d332aSBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, 2152c20d332aSBharata B Rao addr/SPAPR_MEMORY_BLOCK_SIZE); 2153c20d332aSBharata B Rao g_assert(drc); 2154c20d332aSBharata B Rao 2155c20d332aSBharata B Rao fdt = create_device_tree(&fdt_size); 2156c20d332aSBharata B Rao fdt_offset = spapr_populate_memory_node(fdt, node, addr, 2157c20d332aSBharata B Rao SPAPR_MEMORY_BLOCK_SIZE); 2158c20d332aSBharata B Rao 2159c20d332aSBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 2160c20d332aSBharata B Rao drck->attach(drc, dev, fdt, fdt_offset, !dev->hotplugged, errp); 2161c20d332aSBharata B Rao addr += SPAPR_MEMORY_BLOCK_SIZE; 2162c20d332aSBharata B Rao } 21630a417869SBharata B Rao spapr_hotplug_req_add_by_count(SPAPR_DR_CONNECTOR_TYPE_LMB, nr_lmbs); 2164c20d332aSBharata B Rao } 2165c20d332aSBharata B Rao 2166c20d332aSBharata B Rao static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev, 2167c20d332aSBharata B Rao uint32_t node, Error **errp) 2168c20d332aSBharata B Rao { 2169c20d332aSBharata B Rao Error *local_err = NULL; 2170c20d332aSBharata B Rao sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev); 2171c20d332aSBharata B Rao PCDIMMDevice *dimm = PC_DIMM(dev); 2172c20d332aSBharata B Rao PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); 2173c20d332aSBharata B Rao MemoryRegion *mr = ddc->get_memory_region(dimm); 2174c20d332aSBharata B Rao uint64_t align = memory_region_get_alignment(mr); 2175c20d332aSBharata B Rao uint64_t size = memory_region_size(mr); 2176c20d332aSBharata B Rao uint64_t addr; 2177c20d332aSBharata B Rao 2178c20d332aSBharata B Rao if (size % SPAPR_MEMORY_BLOCK_SIZE) { 2179c20d332aSBharata B Rao error_setg(&local_err, "Hotplugged memory size must be a multiple of " 2180c20d332aSBharata B Rao "%lld MB", SPAPR_MEMORY_BLOCK_SIZE/M_BYTE); 2181c20d332aSBharata B Rao goto out; 2182c20d332aSBharata B Rao } 2183c20d332aSBharata B Rao 2184d6a9b0b8SMichael S. Tsirkin pc_dimm_memory_plug(dev, &ms->hotplug_memory, mr, align, &local_err); 2185c20d332aSBharata B Rao if (local_err) { 2186c20d332aSBharata B Rao goto out; 2187c20d332aSBharata B Rao } 2188c20d332aSBharata B Rao 2189c20d332aSBharata B Rao addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err); 2190c20d332aSBharata B Rao if (local_err) { 2191c20d332aSBharata B Rao pc_dimm_memory_unplug(dev, &ms->hotplug_memory, mr); 2192c20d332aSBharata B Rao goto out; 2193c20d332aSBharata B Rao } 2194c20d332aSBharata B Rao 2195c20d332aSBharata B Rao spapr_add_lmbs(dev, addr, size, node, &error_abort); 2196c20d332aSBharata B Rao 2197c20d332aSBharata B Rao out: 2198c20d332aSBharata B Rao error_propagate(errp, local_err); 2199c20d332aSBharata B Rao } 2200c20d332aSBharata B Rao 2201c20d332aSBharata B Rao static void spapr_machine_device_plug(HotplugHandler *hotplug_dev, 2202c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2203c20d332aSBharata B Rao { 2204c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 2205c20d332aSBharata B Rao 2206c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2207b556854bSBharata B Rao int node; 2208c20d332aSBharata B Rao 2209c20d332aSBharata B Rao if (!smc->dr_lmb_enabled) { 2210c20d332aSBharata B Rao error_setg(errp, "Memory hotplug not supported for this machine"); 2211c20d332aSBharata B Rao return; 2212c20d332aSBharata B Rao } 2213c20d332aSBharata B Rao node = object_property_get_int(OBJECT(dev), PC_DIMM_NODE_PROP, errp); 2214c20d332aSBharata B Rao if (*errp) { 2215c20d332aSBharata B Rao return; 2216c20d332aSBharata B Rao } 2217c20d332aSBharata B Rao 2218b556854bSBharata B Rao /* 2219b556854bSBharata B Rao * Currently PowerPC kernel doesn't allow hot-adding memory to 2220b556854bSBharata B Rao * memory-less node, but instead will silently add the memory 2221b556854bSBharata B Rao * to the first node that has some memory. This causes two 2222b556854bSBharata B Rao * unexpected behaviours for the user. 2223b556854bSBharata B Rao * 2224b556854bSBharata B Rao * - Memory gets hotplugged to a different node than what the user 2225b556854bSBharata B Rao * specified. 2226b556854bSBharata B Rao * - Since pc-dimm subsystem in QEMU still thinks that memory belongs 2227b556854bSBharata B Rao * to memory-less node, a reboot will set things accordingly 2228b556854bSBharata B Rao * and the previously hotplugged memory now ends in the right node. 2229b556854bSBharata B Rao * This appears as if some memory moved from one node to another. 2230b556854bSBharata B Rao * 2231b556854bSBharata B Rao * So until kernel starts supporting memory hotplug to memory-less 2232b556854bSBharata B Rao * nodes, just prevent such attempts upfront in QEMU. 2233b556854bSBharata B Rao */ 2234b556854bSBharata B Rao if (nb_numa_nodes && !numa_info[node].node_mem) { 2235b556854bSBharata B Rao error_setg(errp, "Can't hotplug memory to memory-less node %d", 2236b556854bSBharata B Rao node); 2237b556854bSBharata B Rao return; 2238b556854bSBharata B Rao } 2239b556854bSBharata B Rao 2240c20d332aSBharata B Rao spapr_memory_plug(hotplug_dev, dev, node, errp); 2241c20d332aSBharata B Rao } 2242c20d332aSBharata B Rao } 2243c20d332aSBharata B Rao 2244c20d332aSBharata B Rao static void spapr_machine_device_unplug(HotplugHandler *hotplug_dev, 2245c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2246c20d332aSBharata B Rao { 2247c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2248c20d332aSBharata B Rao error_setg(errp, "Memory hot unplug not supported by sPAPR"); 2249c20d332aSBharata B Rao } 2250c20d332aSBharata B Rao } 2251c20d332aSBharata B Rao 2252c20d332aSBharata B Rao static HotplugHandler *spapr_get_hotpug_handler(MachineState *machine, 2253c20d332aSBharata B Rao DeviceState *dev) 2254c20d332aSBharata B Rao { 2255c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2256c20d332aSBharata B Rao return HOTPLUG_HANDLER(machine); 2257c20d332aSBharata B Rao } 2258c20d332aSBharata B Rao return NULL; 2259c20d332aSBharata B Rao } 2260c20d332aSBharata B Rao 226120bb648dSDavid Gibson static unsigned spapr_cpu_index_to_socket_id(unsigned cpu_index) 226220bb648dSDavid Gibson { 226320bb648dSDavid Gibson /* Allocate to NUMA nodes on a "socket" basis (not that concept of 226420bb648dSDavid Gibson * socket means much for the paravirtualized PAPR platform) */ 226520bb648dSDavid Gibson return cpu_index / smp_threads / smp_cores; 226620bb648dSDavid Gibson } 226720bb648dSDavid Gibson 226829ee3247SAlexey Kardashevskiy static void spapr_machine_class_init(ObjectClass *oc, void *data) 226953018216SPaolo Bonzini { 227029ee3247SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 2271224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(oc); 227271461b0fSAlexey Kardashevskiy FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc); 227334316482SAlexey Kardashevskiy NMIClass *nc = NMI_CLASS(oc); 2274c20d332aSBharata B Rao HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 227529ee3247SAlexey Kardashevskiy 22760eb9054cSDavid Gibson mc->desc = "pSeries Logical Partition (PAPR compliant)"; 2277fc9f38c3SDavid Gibson 2278fc9f38c3SDavid Gibson /* 2279fc9f38c3SDavid Gibson * We set up the default / latest behaviour here. The class_init 2280fc9f38c3SDavid Gibson * functions for the specific versioned machine types can override 2281fc9f38c3SDavid Gibson * these details for backwards compatibility 2282fc9f38c3SDavid Gibson */ 2283958db90cSMarcel Apfelbaum mc->init = ppc_spapr_init; 2284958db90cSMarcel Apfelbaum mc->reset = ppc_spapr_reset; 2285958db90cSMarcel Apfelbaum mc->block_default_type = IF_SCSI; 228638b02bd8SAlexey Kardashevskiy mc->max_cpus = MAX_CPUMASK_BITS; 2287958db90cSMarcel Apfelbaum mc->no_parallel = 1; 22885b2128d2SAlexander Graf mc->default_boot_order = ""; 2289a34944feSNikunj A Dadhania mc->default_ram_size = 512 * M_BYTE; 2290958db90cSMarcel Apfelbaum mc->kvm_type = spapr_kvm_type; 22919e3f9733SAlexander Graf mc->has_dynamic_sysbus = true; 2292e4024630SLaurent Vivier mc->pci_allow_0_address = true; 2293c20d332aSBharata B Rao mc->get_hotplug_handler = spapr_get_hotpug_handler; 2294c20d332aSBharata B Rao hc->plug = spapr_machine_device_plug; 2295c20d332aSBharata B Rao hc->unplug = spapr_machine_device_unplug; 229620bb648dSDavid Gibson mc->cpu_index_to_socket_id = spapr_cpu_index_to_socket_id; 229700b4fbe2SMarcel Apfelbaum 2298fc9f38c3SDavid Gibson smc->dr_lmb_enabled = true; 229971461b0fSAlexey Kardashevskiy fwc->get_dev_path = spapr_get_fw_dev_path; 230034316482SAlexey Kardashevskiy nc->nmi_monitor_handler = spapr_nmi; 230153018216SPaolo Bonzini } 230253018216SPaolo Bonzini 230329ee3247SAlexey Kardashevskiy static const TypeInfo spapr_machine_info = { 230429ee3247SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE, 230529ee3247SAlexey Kardashevskiy .parent = TYPE_MACHINE, 23064aee7362SDavid Gibson .abstract = true, 23076ca1502eSAlexey Kardashevskiy .instance_size = sizeof(sPAPRMachineState), 230823825581SEduardo Habkost .instance_init = spapr_machine_initfn, 230987bbdd9cSDavid Gibson .instance_finalize = spapr_machine_finalizefn, 2310183930c0SDavid Gibson .class_size = sizeof(sPAPRMachineClass), 231129ee3247SAlexey Kardashevskiy .class_init = spapr_machine_class_init, 231271461b0fSAlexey Kardashevskiy .interfaces = (InterfaceInfo[]) { 231371461b0fSAlexey Kardashevskiy { TYPE_FW_PATH_PROVIDER }, 231434316482SAlexey Kardashevskiy { TYPE_NMI }, 2315c20d332aSBharata B Rao { TYPE_HOTPLUG_HANDLER }, 231671461b0fSAlexey Kardashevskiy { } 231771461b0fSAlexey Kardashevskiy }, 231829ee3247SAlexey Kardashevskiy }; 231929ee3247SAlexey Kardashevskiy 2320fccbc785SDavid Gibson #define DEFINE_SPAPR_MACHINE(suffix, verstr, latest) \ 23215013c547SDavid Gibson static void spapr_machine_##suffix##_class_init(ObjectClass *oc, \ 23225013c547SDavid Gibson void *data) \ 23235013c547SDavid Gibson { \ 23245013c547SDavid Gibson MachineClass *mc = MACHINE_CLASS(oc); \ 23255013c547SDavid Gibson spapr_machine_##suffix##_class_options(mc); \ 2326fccbc785SDavid Gibson if (latest) { \ 2327fccbc785SDavid Gibson mc->alias = "pseries"; \ 2328fccbc785SDavid Gibson mc->is_default = 1; \ 2329fccbc785SDavid Gibson } \ 23305013c547SDavid Gibson } \ 23315013c547SDavid Gibson static void spapr_machine_##suffix##_instance_init(Object *obj) \ 23325013c547SDavid Gibson { \ 23335013c547SDavid Gibson MachineState *machine = MACHINE(obj); \ 23345013c547SDavid Gibson spapr_machine_##suffix##_instance_options(machine); \ 23355013c547SDavid Gibson } \ 23365013c547SDavid Gibson static const TypeInfo spapr_machine_##suffix##_info = { \ 23375013c547SDavid Gibson .name = MACHINE_TYPE_NAME("pseries-" verstr), \ 23385013c547SDavid Gibson .parent = TYPE_SPAPR_MACHINE, \ 23395013c547SDavid Gibson .class_init = spapr_machine_##suffix##_class_init, \ 23405013c547SDavid Gibson .instance_init = spapr_machine_##suffix##_instance_init, \ 23415013c547SDavid Gibson }; \ 23425013c547SDavid Gibson static void spapr_machine_register_##suffix(void) \ 23435013c547SDavid Gibson { \ 23445013c547SDavid Gibson type_register(&spapr_machine_##suffix##_info); \ 23455013c547SDavid Gibson } \ 23460e6aac87SEduardo Habkost type_init(spapr_machine_register_##suffix) 23475013c547SDavid Gibson 23481c5f29bbSDavid Gibson /* 23494b23699cSDavid Gibson * pseries-2.6 23504b23699cSDavid Gibson */ 23514b23699cSDavid Gibson static void spapr_machine_2_6_instance_options(MachineState *machine) 23524b23699cSDavid Gibson { 23534b23699cSDavid Gibson } 23544b23699cSDavid Gibson 23554b23699cSDavid Gibson static void spapr_machine_2_6_class_options(MachineClass *mc) 23564b23699cSDavid Gibson { 23574b23699cSDavid Gibson /* Defaults for the latest behaviour inherited from the base class */ 23584b23699cSDavid Gibson } 23594b23699cSDavid Gibson 23604b23699cSDavid Gibson DEFINE_SPAPR_MACHINE(2_6, "2.6", true); 23614b23699cSDavid Gibson 23624b23699cSDavid Gibson /* 23631c5f29bbSDavid Gibson * pseries-2.5 23641c5f29bbSDavid Gibson */ 23654b23699cSDavid Gibson #define SPAPR_COMPAT_2_5 \ 23664b23699cSDavid Gibson HW_COMPAT_2_5 23674b23699cSDavid Gibson 23685013c547SDavid Gibson static void spapr_machine_2_5_instance_options(MachineState *machine) 23691c5f29bbSDavid Gibson { 23705013c547SDavid Gibson } 23715013c547SDavid Gibson 23725013c547SDavid Gibson static void spapr_machine_2_5_class_options(MachineClass *mc) 23735013c547SDavid Gibson { 237457040d45SThomas Huth sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 237557040d45SThomas Huth 23764b23699cSDavid Gibson spapr_machine_2_6_class_options(mc); 237757040d45SThomas Huth smc->use_ohci_by_default = true; 23784b23699cSDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_5); 23791c5f29bbSDavid Gibson } 23801c5f29bbSDavid Gibson 23814b23699cSDavid Gibson DEFINE_SPAPR_MACHINE(2_5, "2.5", false); 23821c5f29bbSDavid Gibson 23831c5f29bbSDavid Gibson /* 23841c5f29bbSDavid Gibson * pseries-2.4 23851c5f29bbSDavid Gibson */ 238680fd50f9SCornelia Huck #define SPAPR_COMPAT_2_4 \ 23871c81003aSDavid Gibson SPAPR_COMPAT_2_5 \ 238880fd50f9SCornelia Huck HW_COMPAT_2_4 238980fd50f9SCornelia Huck 23905013c547SDavid Gibson static void spapr_machine_2_4_instance_options(MachineState *machine) 23911c5f29bbSDavid Gibson { 23925013c547SDavid Gibson spapr_machine_2_5_instance_options(machine); 23935013c547SDavid Gibson } 23941c5f29bbSDavid Gibson 23955013c547SDavid Gibson static void spapr_machine_2_4_class_options(MachineClass *mc) 23965013c547SDavid Gibson { 2397fc9f38c3SDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 2398fc9f38c3SDavid Gibson 2399fc9f38c3SDavid Gibson spapr_machine_2_5_class_options(mc); 2400fc9f38c3SDavid Gibson smc->dr_lmb_enabled = false; 2401f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_4); 24021c5f29bbSDavid Gibson } 24031c5f29bbSDavid Gibson 2404fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_4, "2.4", false); 24051c5f29bbSDavid Gibson 24061c5f29bbSDavid Gibson /* 24071c5f29bbSDavid Gibson * pseries-2.3 24081c5f29bbSDavid Gibson */ 240938ff32c6SEduardo Habkost #define SPAPR_COMPAT_2_3 \ 241080fd50f9SCornelia Huck SPAPR_COMPAT_2_4 \ 24117619c7b0SMichael Roth HW_COMPAT_2_3 \ 24127619c7b0SMichael Roth {\ 24137619c7b0SMichael Roth .driver = "spapr-pci-host-bridge",\ 24147619c7b0SMichael Roth .property = "dynamic-reconfiguration",\ 24157619c7b0SMichael Roth .value = "off",\ 24167619c7b0SMichael Roth }, 241738ff32c6SEduardo Habkost 24185013c547SDavid Gibson static void spapr_machine_2_3_instance_options(MachineState *machine) 24191c5f29bbSDavid Gibson { 24205013c547SDavid Gibson spapr_machine_2_4_instance_options(machine); 24211c5f29bbSDavid Gibson savevm_skip_section_footers(); 24221c5f29bbSDavid Gibson global_state_set_optional(); 242309b5e30dSGreg Kurz savevm_skip_configuration(); 24241c5f29bbSDavid Gibson } 24251c5f29bbSDavid Gibson 24265013c547SDavid Gibson static void spapr_machine_2_3_class_options(MachineClass *mc) 24271c5f29bbSDavid Gibson { 2428fc9f38c3SDavid Gibson spapr_machine_2_4_class_options(mc); 2429f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_3); 24301c5f29bbSDavid Gibson } 2431fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_3, "2.3", false); 24321c5f29bbSDavid Gibson 24331c5f29bbSDavid Gibson /* 24341c5f29bbSDavid Gibson * pseries-2.2 24351c5f29bbSDavid Gibson */ 24361c5f29bbSDavid Gibson 2437b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_2 \ 243838ff32c6SEduardo Habkost SPAPR_COMPAT_2_3 \ 24394dfd8eaaSEduardo Habkost HW_COMPAT_2_2 \ 2440b194df47SAlexey Kardashevskiy {\ 2441b194df47SAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 2442b194df47SAlexey Kardashevskiy .property = "mem_win_size",\ 2443b194df47SAlexey Kardashevskiy .value = "0x20000000",\ 2444dd754bafSEduardo Habkost }, 2445b194df47SAlexey Kardashevskiy 24465013c547SDavid Gibson static void spapr_machine_2_2_instance_options(MachineState *machine) 2447b0e966d0SJason Wang { 24485013c547SDavid Gibson spapr_machine_2_3_instance_options(machine); 2449cba0e779SGreg Kurz machine->suppress_vmdesc = true; 2450b0e966d0SJason Wang } 2451b0e966d0SJason Wang 24525013c547SDavid Gibson static void spapr_machine_2_2_class_options(MachineClass *mc) 2453b0e966d0SJason Wang { 2454fc9f38c3SDavid Gibson spapr_machine_2_3_class_options(mc); 2455f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_2); 24561c5f29bbSDavid Gibson } 2457fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_2, "2.2", false); 24581c5f29bbSDavid Gibson 24591c5f29bbSDavid Gibson /* 24601c5f29bbSDavid Gibson * pseries-2.1 24611c5f29bbSDavid Gibson */ 24621c5f29bbSDavid Gibson #define SPAPR_COMPAT_2_1 \ 24631c5f29bbSDavid Gibson SPAPR_COMPAT_2_2 \ 24641c5f29bbSDavid Gibson HW_COMPAT_2_1 24651c5f29bbSDavid Gibson 24665013c547SDavid Gibson static void spapr_machine_2_1_instance_options(MachineState *machine) 24671c5f29bbSDavid Gibson { 24685013c547SDavid Gibson spapr_machine_2_2_instance_options(machine); 24691c5f29bbSDavid Gibson } 24701c5f29bbSDavid Gibson 24715013c547SDavid Gibson static void spapr_machine_2_1_class_options(MachineClass *mc) 2472b0e966d0SJason Wang { 2473fc9f38c3SDavid Gibson spapr_machine_2_2_class_options(mc); 2474f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_1); 24756026db45SAlexey Kardashevskiy } 2476fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_1, "2.1", false); 24776026db45SAlexey Kardashevskiy 247829ee3247SAlexey Kardashevskiy static void spapr_machine_register_types(void) 247929ee3247SAlexey Kardashevskiy { 248029ee3247SAlexey Kardashevskiy type_register_static(&spapr_machine_info); 248129ee3247SAlexey Kardashevskiy } 248229ee3247SAlexey Kardashevskiy 248329ee3247SAlexey Kardashevskiy type_init(spapr_machine_register_types) 2484