153018216SPaolo Bonzini /* 253018216SPaolo Bonzini * QEMU PowerPC pSeries Logical Partition (aka sPAPR) hardware System Emulator 353018216SPaolo Bonzini * 453018216SPaolo Bonzini * Copyright (c) 2004-2007 Fabrice Bellard 553018216SPaolo Bonzini * Copyright (c) 2007 Jocelyn Mayer 653018216SPaolo Bonzini * Copyright (c) 2010 David Gibson, IBM Corporation. 753018216SPaolo Bonzini * 853018216SPaolo Bonzini * Permission is hereby granted, free of charge, to any person obtaining a copy 953018216SPaolo Bonzini * of this software and associated documentation files (the "Software"), to deal 1053018216SPaolo Bonzini * in the Software without restriction, including without limitation the rights 1153018216SPaolo Bonzini * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 1253018216SPaolo Bonzini * copies of the Software, and to permit persons to whom the Software is 1353018216SPaolo Bonzini * furnished to do so, subject to the following conditions: 1453018216SPaolo Bonzini * 1553018216SPaolo Bonzini * The above copyright notice and this permission notice shall be included in 1653018216SPaolo Bonzini * all copies or substantial portions of the Software. 1753018216SPaolo Bonzini * 1853018216SPaolo Bonzini * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1953018216SPaolo Bonzini * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 2053018216SPaolo Bonzini * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 2153018216SPaolo Bonzini * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 2253018216SPaolo Bonzini * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 2353018216SPaolo Bonzini * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 2453018216SPaolo Bonzini * THE SOFTWARE. 2553018216SPaolo Bonzini * 2653018216SPaolo Bonzini */ 270d75590dSPeter Maydell #include "qemu/osdep.h" 28da34e65cSMarkus Armbruster #include "qapi/error.h" 2953018216SPaolo Bonzini #include "sysemu/sysemu.h" 30e35704baSEduardo Habkost #include "sysemu/numa.h" 3153018216SPaolo Bonzini #include "hw/hw.h" 3203dd024fSPaolo Bonzini #include "qemu/log.h" 3371461b0fSAlexey Kardashevskiy #include "hw/fw-path-provider.h" 3453018216SPaolo Bonzini #include "elf.h" 3553018216SPaolo Bonzini #include "net/net.h" 36ad440b4aSAndrew Jones #include "sysemu/device_tree.h" 37fa1d36dfSMarkus Armbruster #include "sysemu/block-backend.h" 3853018216SPaolo Bonzini #include "sysemu/cpus.h" 3953018216SPaolo Bonzini #include "sysemu/kvm.h" 40c20d332aSBharata B Rao #include "sysemu/device_tree.h" 4153018216SPaolo Bonzini #include "kvm_ppc.h" 42ff14e817SDr. David Alan Gilbert #include "migration/migration.h" 434be21d56SDavid Gibson #include "mmu-hash64.h" 443794d548SAlexey Kardashevskiy #include "qom/cpu.h" 4553018216SPaolo Bonzini 4653018216SPaolo Bonzini #include "hw/boards.h" 470d09e41aSPaolo Bonzini #include "hw/ppc/ppc.h" 4853018216SPaolo Bonzini #include "hw/loader.h" 4953018216SPaolo Bonzini 500d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 510d09e41aSPaolo Bonzini #include "hw/ppc/spapr_vio.h" 520d09e41aSPaolo Bonzini #include "hw/pci-host/spapr.h" 530d09e41aSPaolo Bonzini #include "hw/ppc/xics.h" 5453018216SPaolo Bonzini #include "hw/pci/msi.h" 5553018216SPaolo Bonzini 5653018216SPaolo Bonzini #include "hw/pci/pci.h" 5771461b0fSAlexey Kardashevskiy #include "hw/scsi/scsi.h" 5871461b0fSAlexey Kardashevskiy #include "hw/virtio/virtio-scsi.h" 5953018216SPaolo Bonzini 6053018216SPaolo Bonzini #include "exec/address-spaces.h" 6153018216SPaolo Bonzini #include "hw/usb.h" 6253018216SPaolo Bonzini #include "qemu/config-file.h" 63135a129aSAneesh Kumar K.V #include "qemu/error-report.h" 642a6593cbSAlexey Kardashevskiy #include "trace.h" 6534316482SAlexey Kardashevskiy #include "hw/nmi.h" 6653018216SPaolo Bonzini 6768a27b20SMichael S. Tsirkin #include "hw/compat.h" 68f348b6d1SVeronia Bahaa #include "qemu/cutils.h" 6994a94e4cSBharata B Rao #include "hw/ppc/spapr_cpu_core.h" 702474bfd4SIgor Mammedov #include "qmp-commands.h" 7168a27b20SMichael S. Tsirkin 7253018216SPaolo Bonzini #include <libfdt.h> 7353018216SPaolo Bonzini 7453018216SPaolo Bonzini /* SLOF memory layout: 7553018216SPaolo Bonzini * 7653018216SPaolo Bonzini * SLOF raw image loaded at 0, copies its romfs right below the flat 7753018216SPaolo Bonzini * device-tree, then position SLOF itself 31M below that 7853018216SPaolo Bonzini * 7953018216SPaolo Bonzini * So we set FW_OVERHEAD to 40MB which should account for all of that 8053018216SPaolo Bonzini * and more 8153018216SPaolo Bonzini * 8253018216SPaolo Bonzini * We load our kernel at 4M, leaving space for SLOF initial image 8353018216SPaolo Bonzini */ 8438b02bd8SAlexey Kardashevskiy #define FDT_MAX_SIZE 0x100000 8553018216SPaolo Bonzini #define RTAS_MAX_SIZE 0x10000 86b7d1f77aSBenjamin Herrenschmidt #define RTAS_MAX_ADDR 0x80000000 /* RTAS must stay below that */ 8753018216SPaolo Bonzini #define FW_MAX_SIZE 0x400000 8853018216SPaolo Bonzini #define FW_FILE_NAME "slof.bin" 8953018216SPaolo Bonzini #define FW_OVERHEAD 0x2800000 9053018216SPaolo Bonzini #define KERNEL_LOAD_ADDR FW_MAX_SIZE 9153018216SPaolo Bonzini 9253018216SPaolo Bonzini #define MIN_RMA_SLOF 128UL 9353018216SPaolo Bonzini 9453018216SPaolo Bonzini #define PHANDLE_XICP 0x00001111 9553018216SPaolo Bonzini 9653018216SPaolo Bonzini #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 9753018216SPaolo Bonzini 98c04d6cfaSAnthony Liguori static XICSState *try_create_xics(const char *type, int nr_servers, 9934f2af3dSMarkus Armbruster int nr_irqs, Error **errp) 100c04d6cfaSAnthony Liguori { 10134f2af3dSMarkus Armbruster Error *err = NULL; 102c04d6cfaSAnthony Liguori DeviceState *dev; 103c04d6cfaSAnthony Liguori 104c04d6cfaSAnthony Liguori dev = qdev_create(NULL, type); 105c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_servers", nr_servers); 106c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_irqs", nr_irqs); 10734f2af3dSMarkus Armbruster object_property_set_bool(OBJECT(dev), true, "realized", &err); 10834f2af3dSMarkus Armbruster if (err) { 10934f2af3dSMarkus Armbruster error_propagate(errp, err); 11034f2af3dSMarkus Armbruster object_unparent(OBJECT(dev)); 111c04d6cfaSAnthony Liguori return NULL; 112c04d6cfaSAnthony Liguori } 1135a3d7b23SAlexey Kardashevskiy return XICS_COMMON(dev); 114c04d6cfaSAnthony Liguori } 115c04d6cfaSAnthony Liguori 116446f16a6SMarcel Apfelbaum static XICSState *xics_system_init(MachineState *machine, 1171e49182dSDavid Gibson int nr_servers, int nr_irqs, Error **errp) 118c04d6cfaSAnthony Liguori { 11927f24582SBenjamin Herrenschmidt XICSState *xics = NULL; 120c04d6cfaSAnthony Liguori 12111ad93f6SDavid Gibson if (kvm_enabled()) { 12234f2af3dSMarkus Armbruster Error *err = NULL; 12334f2af3dSMarkus Armbruster 124446f16a6SMarcel Apfelbaum if (machine_kernel_irqchip_allowed(machine)) { 12527f24582SBenjamin Herrenschmidt xics = try_create_xics(TYPE_XICS_SPAPR_KVM, nr_servers, nr_irqs, 126161deaf2SBenjamin Herrenschmidt &err); 12711ad93f6SDavid Gibson } 12827f24582SBenjamin Herrenschmidt if (machine_kernel_irqchip_required(machine) && !xics) { 129b83baa60SMarkus Armbruster error_reportf_err(err, 130b83baa60SMarkus Armbruster "kernel_irqchip requested but unavailable: "); 131b83baa60SMarkus Armbruster } else { 132903a41d3SStefano Dong (董兴水) error_free(err); 13311ad93f6SDavid Gibson } 134b83baa60SMarkus Armbruster } 13511ad93f6SDavid Gibson 13627f24582SBenjamin Herrenschmidt if (!xics) { 13727f24582SBenjamin Herrenschmidt xics = try_create_xics(TYPE_XICS_SPAPR, nr_servers, nr_irqs, errp); 138c04d6cfaSAnthony Liguori } 139c04d6cfaSAnthony Liguori 14027f24582SBenjamin Herrenschmidt return xics; 141c04d6cfaSAnthony Liguori } 142c04d6cfaSAnthony Liguori 143833d4668SAlexey Kardashevskiy static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, 144833d4668SAlexey Kardashevskiy int smt_threads) 145833d4668SAlexey Kardashevskiy { 146833d4668SAlexey Kardashevskiy int i, ret = 0; 147833d4668SAlexey Kardashevskiy uint32_t servers_prop[smt_threads]; 148833d4668SAlexey Kardashevskiy uint32_t gservers_prop[smt_threads * 2]; 149833d4668SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 150833d4668SAlexey Kardashevskiy 1516d9412eaSAlexey Kardashevskiy if (cpu->cpu_version) { 1524bce526eSLaurent Dufour ret = fdt_setprop_cell(fdt, offset, "cpu-version", cpu->cpu_version); 1536d9412eaSAlexey Kardashevskiy if (ret < 0) { 1546d9412eaSAlexey Kardashevskiy return ret; 1556d9412eaSAlexey Kardashevskiy } 1566d9412eaSAlexey Kardashevskiy } 1576d9412eaSAlexey Kardashevskiy 158833d4668SAlexey Kardashevskiy /* Build interrupt servers and gservers properties */ 159833d4668SAlexey Kardashevskiy for (i = 0; i < smt_threads; i++) { 160833d4668SAlexey Kardashevskiy servers_prop[i] = cpu_to_be32(index + i); 161833d4668SAlexey Kardashevskiy /* Hack, direct the group queues back to cpu 0 */ 162833d4668SAlexey Kardashevskiy gservers_prop[i*2] = cpu_to_be32(index + i); 163833d4668SAlexey Kardashevskiy gservers_prop[i*2 + 1] = 0; 164833d4668SAlexey Kardashevskiy } 165833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s", 166833d4668SAlexey Kardashevskiy servers_prop, sizeof(servers_prop)); 167833d4668SAlexey Kardashevskiy if (ret < 0) { 168833d4668SAlexey Kardashevskiy return ret; 169833d4668SAlexey Kardashevskiy } 170833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-gserver#s", 171833d4668SAlexey Kardashevskiy gservers_prop, sizeof(gservers_prop)); 172833d4668SAlexey Kardashevskiy 173833d4668SAlexey Kardashevskiy return ret; 174833d4668SAlexey Kardashevskiy } 175833d4668SAlexey Kardashevskiy 1760da6f3feSBharata B Rao static int spapr_fixup_cpu_numa_dt(void *fdt, int offset, CPUState *cs) 1770da6f3feSBharata B Rao { 1780da6f3feSBharata B Rao int ret = 0; 1790da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 1800da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 1810da6f3feSBharata B Rao uint32_t associativity[] = {cpu_to_be32(0x5), 1820da6f3feSBharata B Rao cpu_to_be32(0x0), 1830da6f3feSBharata B Rao cpu_to_be32(0x0), 1840da6f3feSBharata B Rao cpu_to_be32(0x0), 1850da6f3feSBharata B Rao cpu_to_be32(cs->numa_node), 1860da6f3feSBharata B Rao cpu_to_be32(index)}; 1870da6f3feSBharata B Rao 1880da6f3feSBharata B Rao /* Advertise NUMA via ibm,associativity */ 1890da6f3feSBharata B Rao if (nb_numa_nodes > 1) { 1900da6f3feSBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity", associativity, 1910da6f3feSBharata B Rao sizeof(associativity)); 1920da6f3feSBharata B Rao } 1930da6f3feSBharata B Rao 1940da6f3feSBharata B Rao return ret; 1950da6f3feSBharata B Rao } 1960da6f3feSBharata B Rao 19728e02042SDavid Gibson static int spapr_fixup_cpu_dt(void *fdt, sPAPRMachineState *spapr) 19853018216SPaolo Bonzini { 19982677ed2SAlexey Kardashevskiy int ret = 0, offset, cpus_offset; 20082677ed2SAlexey Kardashevskiy CPUState *cs; 20153018216SPaolo Bonzini char cpu_model[32]; 20253018216SPaolo Bonzini int smt = kvmppc_smt_threads(); 20353018216SPaolo Bonzini uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 20453018216SPaolo Bonzini 20582677ed2SAlexey Kardashevskiy CPU_FOREACH(cs) { 20682677ed2SAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(cs); 20782677ed2SAlexey Kardashevskiy DeviceClass *dc = DEVICE_GET_CLASS(cs); 20882677ed2SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 20953018216SPaolo Bonzini 2100f20ba62SAlexey Kardashevskiy if ((index % smt) != 0) { 21153018216SPaolo Bonzini continue; 21253018216SPaolo Bonzini } 21353018216SPaolo Bonzini 21482677ed2SAlexey Kardashevskiy snprintf(cpu_model, 32, "%s@%x", dc->fw_name, index); 21553018216SPaolo Bonzini 21682677ed2SAlexey Kardashevskiy cpus_offset = fdt_path_offset(fdt, "/cpus"); 21782677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 21882677ed2SAlexey Kardashevskiy cpus_offset = fdt_add_subnode(fdt, fdt_path_offset(fdt, "/"), 21982677ed2SAlexey Kardashevskiy "cpus"); 22082677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 22182677ed2SAlexey Kardashevskiy return cpus_offset; 22282677ed2SAlexey Kardashevskiy } 22382677ed2SAlexey Kardashevskiy } 22482677ed2SAlexey Kardashevskiy offset = fdt_subnode_offset(fdt, cpus_offset, cpu_model); 22582677ed2SAlexey Kardashevskiy if (offset < 0) { 22682677ed2SAlexey Kardashevskiy offset = fdt_add_subnode(fdt, cpus_offset, cpu_model); 22753018216SPaolo Bonzini if (offset < 0) { 22853018216SPaolo Bonzini return offset; 22953018216SPaolo Bonzini } 23082677ed2SAlexey Kardashevskiy } 23153018216SPaolo Bonzini 2320da6f3feSBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,pft-size", 2330da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)); 23453018216SPaolo Bonzini if (ret < 0) { 23553018216SPaolo Bonzini return ret; 23653018216SPaolo Bonzini } 23753018216SPaolo Bonzini 2380da6f3feSBharata B Rao ret = spapr_fixup_cpu_numa_dt(fdt, offset, cs); 23953018216SPaolo Bonzini if (ret < 0) { 24053018216SPaolo Bonzini return ret; 24153018216SPaolo Bonzini } 242833d4668SAlexey Kardashevskiy 24382677ed2SAlexey Kardashevskiy ret = spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 2442a48d993SAlexey Kardashevskiy ppc_get_compat_smt_threads(cpu)); 245833d4668SAlexey Kardashevskiy if (ret < 0) { 246833d4668SAlexey Kardashevskiy return ret; 247833d4668SAlexey Kardashevskiy } 24853018216SPaolo Bonzini } 24953018216SPaolo Bonzini return ret; 25053018216SPaolo Bonzini } 25153018216SPaolo Bonzini 25253018216SPaolo Bonzini 25353018216SPaolo Bonzini static size_t create_page_sizes_prop(CPUPPCState *env, uint32_t *prop, 25453018216SPaolo Bonzini size_t maxsize) 25553018216SPaolo Bonzini { 25653018216SPaolo Bonzini size_t maxcells = maxsize / sizeof(uint32_t); 25753018216SPaolo Bonzini int i, j, count; 25853018216SPaolo Bonzini uint32_t *p = prop; 25953018216SPaolo Bonzini 26053018216SPaolo Bonzini for (i = 0; i < PPC_PAGE_SIZES_MAX_SZ; i++) { 26153018216SPaolo Bonzini struct ppc_one_seg_page_size *sps = &env->sps.sps[i]; 26253018216SPaolo Bonzini 26353018216SPaolo Bonzini if (!sps->page_shift) { 26453018216SPaolo Bonzini break; 26553018216SPaolo Bonzini } 26653018216SPaolo Bonzini for (count = 0; count < PPC_PAGE_SIZES_MAX_SZ; count++) { 26753018216SPaolo Bonzini if (sps->enc[count].page_shift == 0) { 26853018216SPaolo Bonzini break; 26953018216SPaolo Bonzini } 27053018216SPaolo Bonzini } 27153018216SPaolo Bonzini if ((p - prop) >= (maxcells - 3 - count * 2)) { 27253018216SPaolo Bonzini break; 27353018216SPaolo Bonzini } 27453018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->page_shift); 27553018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->slb_enc); 27653018216SPaolo Bonzini *(p++) = cpu_to_be32(count); 27753018216SPaolo Bonzini for (j = 0; j < count; j++) { 27853018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].page_shift); 27953018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].pte_enc); 28053018216SPaolo Bonzini } 28153018216SPaolo Bonzini } 28253018216SPaolo Bonzini 28353018216SPaolo Bonzini return (p - prop) * sizeof(uint32_t); 28453018216SPaolo Bonzini } 28553018216SPaolo Bonzini 286b082d65aSAlexey Kardashevskiy static hwaddr spapr_node0_size(void) 287b082d65aSAlexey Kardashevskiy { 288fb164994SDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 289fb164994SDavid Gibson 290b082d65aSAlexey Kardashevskiy if (nb_numa_nodes) { 291b082d65aSAlexey Kardashevskiy int i; 292b082d65aSAlexey Kardashevskiy for (i = 0; i < nb_numa_nodes; ++i) { 293b082d65aSAlexey Kardashevskiy if (numa_info[i].node_mem) { 294fb164994SDavid Gibson return MIN(pow2floor(numa_info[i].node_mem), 295fb164994SDavid Gibson machine->ram_size); 296b082d65aSAlexey Kardashevskiy } 297b082d65aSAlexey Kardashevskiy } 298b082d65aSAlexey Kardashevskiy } 299fb164994SDavid Gibson return machine->ram_size; 300b082d65aSAlexey Kardashevskiy } 301b082d65aSAlexey Kardashevskiy 30253018216SPaolo Bonzini #define _FDT(exp) \ 30353018216SPaolo Bonzini do { \ 30453018216SPaolo Bonzini int ret = (exp); \ 30553018216SPaolo Bonzini if (ret < 0) { \ 30653018216SPaolo Bonzini fprintf(stderr, "qemu: error creating device tree: %s: %s\n", \ 30753018216SPaolo Bonzini #exp, fdt_strerror(ret)); \ 30853018216SPaolo Bonzini exit(1); \ 30953018216SPaolo Bonzini } \ 31053018216SPaolo Bonzini } while (0) 31153018216SPaolo Bonzini 312a1d59c0fSAlexey Kardashevskiy static void add_str(GString *s, const gchar *s1) 313a1d59c0fSAlexey Kardashevskiy { 314a1d59c0fSAlexey Kardashevskiy g_string_append_len(s, s1, strlen(s1) + 1); 315a1d59c0fSAlexey Kardashevskiy } 31653018216SPaolo Bonzini 3173bbf37f2SAndreas Färber static void *spapr_create_fdt_skel(hwaddr initrd_base, 31853018216SPaolo Bonzini hwaddr initrd_size, 31953018216SPaolo Bonzini hwaddr kernel_size, 32016457e7fSBenjamin Herrenschmidt bool little_endian, 32153018216SPaolo Bonzini const char *kernel_cmdline, 32253018216SPaolo Bonzini uint32_t epow_irq) 32353018216SPaolo Bonzini { 32453018216SPaolo Bonzini void *fdt; 32553018216SPaolo Bonzini uint32_t start_prop = cpu_to_be32(initrd_base); 32653018216SPaolo Bonzini uint32_t end_prop = cpu_to_be32(initrd_base + initrd_size); 327a1d59c0fSAlexey Kardashevskiy GString *hypertas = g_string_sized_new(256); 328a1d59c0fSAlexey Kardashevskiy GString *qemu_hypertas = g_string_sized_new(256); 32953018216SPaolo Bonzini uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)}; 3309e734e3dSBharata B Rao uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(max_cpus)}; 33153018216SPaolo Bonzini unsigned char vec5[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x80}; 332ef951443SNikunj A Dadhania char *buf; 33353018216SPaolo Bonzini 334a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-pft"); 335a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-term"); 336a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-dabr"); 337a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-interrupt"); 338a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-tce"); 339a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-vio"); 340a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-splpar"); 341a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-bulk"); 342a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-set-mode"); 3436cc09e26SThomas Huth add_str(hypertas, "hcall-sprg0"); 3446cc09e26SThomas Huth add_str(hypertas, "hcall-copy"); 3456cc09e26SThomas Huth add_str(hypertas, "hcall-debug"); 346a1d59c0fSAlexey Kardashevskiy add_str(qemu_hypertas, "hcall-memop1"); 347a1d59c0fSAlexey Kardashevskiy 34853018216SPaolo Bonzini fdt = g_malloc0(FDT_MAX_SIZE); 34953018216SPaolo Bonzini _FDT((fdt_create(fdt, FDT_MAX_SIZE))); 35053018216SPaolo Bonzini 35153018216SPaolo Bonzini if (kernel_size) { 35253018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, KERNEL_LOAD_ADDR, kernel_size))); 35353018216SPaolo Bonzini } 35453018216SPaolo Bonzini if (initrd_size) { 35553018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, initrd_base, initrd_size))); 35653018216SPaolo Bonzini } 35753018216SPaolo Bonzini _FDT((fdt_finish_reservemap(fdt))); 35853018216SPaolo Bonzini 35953018216SPaolo Bonzini /* Root node */ 36053018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, ""))); 36153018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "chrp"))); 36253018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "model", "IBM pSeries (emulated by qemu)"))); 363fa388916SAnthony Liguori _FDT((fdt_property_string(fdt, "compatible", "qemu,pseries"))); 36453018216SPaolo Bonzini 365ef951443SNikunj A Dadhania /* 366ef951443SNikunj A Dadhania * Add info to guest to indentify which host is it being run on 367ef951443SNikunj A Dadhania * and what is the uuid of the guest 368ef951443SNikunj A Dadhania */ 369ef951443SNikunj A Dadhania if (kvmppc_get_host_model(&buf)) { 370ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-model", buf))); 371ef951443SNikunj A Dadhania g_free(buf); 372ef951443SNikunj A Dadhania } 373ef951443SNikunj A Dadhania if (kvmppc_get_host_serial(&buf)) { 374ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-serial", buf))); 375ef951443SNikunj A Dadhania g_free(buf); 376ef951443SNikunj A Dadhania } 377ef951443SNikunj A Dadhania 378ef951443SNikunj A Dadhania buf = g_strdup_printf(UUID_FMT, qemu_uuid[0], qemu_uuid[1], 379ef951443SNikunj A Dadhania qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], 380ef951443SNikunj A Dadhania qemu_uuid[5], qemu_uuid[6], qemu_uuid[7], 381ef951443SNikunj A Dadhania qemu_uuid[8], qemu_uuid[9], qemu_uuid[10], 382ef951443SNikunj A Dadhania qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], 383ef951443SNikunj A Dadhania qemu_uuid[14], qemu_uuid[15]); 384ef951443SNikunj A Dadhania 385ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "vm,uuid", buf))); 3863dc0a66dSAlexey Kardashevskiy if (qemu_uuid_set) { 3873dc0a66dSAlexey Kardashevskiy _FDT((fdt_property_string(fdt, "system-id", buf))); 3883dc0a66dSAlexey Kardashevskiy } 389ef951443SNikunj A Dadhania g_free(buf); 390ef951443SNikunj A Dadhania 3912c1aaa81SSam Bobroff if (qemu_get_vm_name()) { 3922c1aaa81SSam Bobroff _FDT((fdt_property_string(fdt, "ibm,partition-name", 3932c1aaa81SSam Bobroff qemu_get_vm_name()))); 3942c1aaa81SSam Bobroff } 3952c1aaa81SSam Bobroff 39653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x2))); 39753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x2))); 39853018216SPaolo Bonzini 39953018216SPaolo Bonzini /* /chosen */ 40053018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "chosen"))); 40153018216SPaolo Bonzini 40253018216SPaolo Bonzini /* Set Form1_affinity */ 40353018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,architecture-vec-5", vec5, sizeof(vec5)))); 40453018216SPaolo Bonzini 40553018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "bootargs", kernel_cmdline))); 40653018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-start", 40753018216SPaolo Bonzini &start_prop, sizeof(start_prop)))); 40853018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-end", 40953018216SPaolo Bonzini &end_prop, sizeof(end_prop)))); 41053018216SPaolo Bonzini if (kernel_size) { 41153018216SPaolo Bonzini uint64_t kprop[2] = { cpu_to_be64(KERNEL_LOAD_ADDR), 41253018216SPaolo Bonzini cpu_to_be64(kernel_size) }; 41353018216SPaolo Bonzini 41453018216SPaolo Bonzini _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); 41516457e7fSBenjamin Herrenschmidt if (little_endian) { 41616457e7fSBenjamin Herrenschmidt _FDT((fdt_property(fdt, "qemu,boot-kernel-le", NULL, 0))); 41716457e7fSBenjamin Herrenschmidt } 41853018216SPaolo Bonzini } 419cc84c0f3SAvik Sil if (boot_menu) { 420cc84c0f3SAvik Sil _FDT((fdt_property_cell(fdt, "qemu,boot-menu", boot_menu))); 421cc84c0f3SAvik Sil } 42253018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); 42353018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); 42453018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth))); 42553018216SPaolo Bonzini 42653018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 42753018216SPaolo Bonzini 42853018216SPaolo Bonzini /* RTAS */ 42953018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "rtas"))); 43053018216SPaolo Bonzini 431da95324eSAlexey Kardashevskiy if (!kvm_enabled() || kvmppc_spapr_use_multitce()) { 432da95324eSAlexey Kardashevskiy add_str(hypertas, "hcall-multi-tce"); 433da95324eSAlexey Kardashevskiy } 434a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "ibm,hypertas-functions", hypertas->str, 435a1d59c0fSAlexey Kardashevskiy hypertas->len))); 436a1d59c0fSAlexey Kardashevskiy g_string_free(hypertas, TRUE); 437a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "qemu,hypertas-functions", qemu_hypertas->str, 438a1d59c0fSAlexey Kardashevskiy qemu_hypertas->len))); 439a1d59c0fSAlexey Kardashevskiy g_string_free(qemu_hypertas, TRUE); 44053018216SPaolo Bonzini 44153018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,associativity-reference-points", 44253018216SPaolo Bonzini refpoints, sizeof(refpoints)))); 44353018216SPaolo Bonzini 44453018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "rtas-error-log-max", RTAS_ERROR_LOG_MAX))); 44579853e18STyrel Datwyler _FDT((fdt_property_cell(fdt, "rtas-event-scan-rate", 44679853e18STyrel Datwyler RTAS_EVENT_SCAN_RATE))); 44753018216SPaolo Bonzini 448226419d6SMichael S. Tsirkin if (msi_nonbroken) { 449a95f9922SSam Bobroff _FDT((fdt_property(fdt, "ibm,change-msix-capable", NULL, 0))); 450a95f9922SSam Bobroff } 451a95f9922SSam Bobroff 4522e14072fSNikunj A Dadhania /* 4539d632f5fSzhanghailiang * According to PAPR, rtas ibm,os-term does not guarantee a return 4542e14072fSNikunj A Dadhania * back to the guest cpu. 4552e14072fSNikunj A Dadhania * 4562e14072fSNikunj A Dadhania * While an additional ibm,extended-os-term property indicates that 4572e14072fSNikunj A Dadhania * rtas call return will always occur. Set this property. 4582e14072fSNikunj A Dadhania */ 4592e14072fSNikunj A Dadhania _FDT((fdt_property(fdt, "ibm,extended-os-term", NULL, 0))); 4602e14072fSNikunj A Dadhania 46153018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 46253018216SPaolo Bonzini 46353018216SPaolo Bonzini /* interrupt controller */ 46453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "interrupt-controller"))); 46553018216SPaolo Bonzini 46653018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", 46753018216SPaolo Bonzini "PowerPC-External-Interrupt-Presentation"))); 46853018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,ppc-xicp"))); 46953018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 47053018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,interrupt-server-ranges", 47153018216SPaolo Bonzini interrupt_server_ranges_prop, 47253018216SPaolo Bonzini sizeof(interrupt_server_ranges_prop)))); 47353018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 2))); 47453018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "linux,phandle", PHANDLE_XICP))); 47553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "phandle", PHANDLE_XICP))); 47653018216SPaolo Bonzini 47753018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 47853018216SPaolo Bonzini 47953018216SPaolo Bonzini /* vdevice */ 48053018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "vdevice"))); 48153018216SPaolo Bonzini 48253018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "vdevice"))); 48353018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,vdevice"))); 48453018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x1))); 48553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x0))); 48653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 0x2))); 48753018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 48853018216SPaolo Bonzini 48953018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 49053018216SPaolo Bonzini 49153018216SPaolo Bonzini /* event-sources */ 49253018216SPaolo Bonzini spapr_events_fdt_skel(fdt, epow_irq); 49353018216SPaolo Bonzini 494f7d69146SAlexander Graf /* /hypervisor node */ 495f7d69146SAlexander Graf if (kvm_enabled()) { 496f7d69146SAlexander Graf uint8_t hypercall[16]; 497f7d69146SAlexander Graf 498f7d69146SAlexander Graf /* indicate KVM hypercall interface */ 499f7d69146SAlexander Graf _FDT((fdt_begin_node(fdt, "hypervisor"))); 500f7d69146SAlexander Graf _FDT((fdt_property_string(fdt, "compatible", "linux,kvm"))); 501f7d69146SAlexander Graf if (kvmppc_has_cap_fixup_hcalls()) { 502f7d69146SAlexander Graf /* 503f7d69146SAlexander Graf * Older KVM versions with older guest kernels were broken with the 504f7d69146SAlexander Graf * magic page, don't allow the guest to map it. 505f7d69146SAlexander Graf */ 5060ddbd053SAlexey Kardashevskiy if (!kvmppc_get_hypercall(first_cpu->env_ptr, hypercall, 5070ddbd053SAlexey Kardashevskiy sizeof(hypercall))) { 508f7d69146SAlexander Graf _FDT((fdt_property(fdt, "hcall-instructions", hypercall, 509f7d69146SAlexander Graf sizeof(hypercall)))); 510f7d69146SAlexander Graf } 5110ddbd053SAlexey Kardashevskiy } 512f7d69146SAlexander Graf _FDT((fdt_end_node(fdt))); 513f7d69146SAlexander Graf } 514f7d69146SAlexander Graf 51553018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); /* close root node */ 51653018216SPaolo Bonzini _FDT((fdt_finish(fdt))); 51753018216SPaolo Bonzini 51853018216SPaolo Bonzini return fdt; 51953018216SPaolo Bonzini } 52053018216SPaolo Bonzini 52103d196b7SBharata B Rao static int spapr_populate_memory_node(void *fdt, int nodeid, hwaddr start, 52226a8c353SAlexey Kardashevskiy hwaddr size) 52326a8c353SAlexey Kardashevskiy { 52426a8c353SAlexey Kardashevskiy uint32_t associativity[] = { 52526a8c353SAlexey Kardashevskiy cpu_to_be32(0x4), /* length */ 52626a8c353SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(0x0), 527c3b4f589SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(nodeid) 52826a8c353SAlexey Kardashevskiy }; 52926a8c353SAlexey Kardashevskiy char mem_name[32]; 53026a8c353SAlexey Kardashevskiy uint64_t mem_reg_property[2]; 53126a8c353SAlexey Kardashevskiy int off; 53226a8c353SAlexey Kardashevskiy 53326a8c353SAlexey Kardashevskiy mem_reg_property[0] = cpu_to_be64(start); 53426a8c353SAlexey Kardashevskiy mem_reg_property[1] = cpu_to_be64(size); 53526a8c353SAlexey Kardashevskiy 53626a8c353SAlexey Kardashevskiy sprintf(mem_name, "memory@" TARGET_FMT_lx, start); 53726a8c353SAlexey Kardashevskiy off = fdt_add_subnode(fdt, 0, mem_name); 53826a8c353SAlexey Kardashevskiy _FDT(off); 53926a8c353SAlexey Kardashevskiy _FDT((fdt_setprop_string(fdt, off, "device_type", "memory"))); 54026a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "reg", mem_reg_property, 54126a8c353SAlexey Kardashevskiy sizeof(mem_reg_property)))); 54226a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "ibm,associativity", associativity, 54326a8c353SAlexey Kardashevskiy sizeof(associativity)))); 54403d196b7SBharata B Rao return off; 54526a8c353SAlexey Kardashevskiy } 54626a8c353SAlexey Kardashevskiy 54728e02042SDavid Gibson static int spapr_populate_memory(sPAPRMachineState *spapr, void *fdt) 54853018216SPaolo Bonzini { 549fb164994SDavid Gibson MachineState *machine = MACHINE(spapr); 5507db8a127SAlexey Kardashevskiy hwaddr mem_start, node_size; 5517db8a127SAlexey Kardashevskiy int i, nb_nodes = nb_numa_nodes; 5527db8a127SAlexey Kardashevskiy NodeInfo *nodes = numa_info; 5537db8a127SAlexey Kardashevskiy NodeInfo ramnode; 55453018216SPaolo Bonzini 5557db8a127SAlexey Kardashevskiy /* No NUMA nodes, assume there is just one node with whole RAM */ 5567db8a127SAlexey Kardashevskiy if (!nb_numa_nodes) { 5577db8a127SAlexey Kardashevskiy nb_nodes = 1; 558fb164994SDavid Gibson ramnode.node_mem = machine->ram_size; 5597db8a127SAlexey Kardashevskiy nodes = &ramnode; 5605fe269b1SPaul Mackerras } 56153018216SPaolo Bonzini 5627db8a127SAlexey Kardashevskiy for (i = 0, mem_start = 0; i < nb_nodes; ++i) { 5637db8a127SAlexey Kardashevskiy if (!nodes[i].node_mem) { 5647db8a127SAlexey Kardashevskiy continue; 56553018216SPaolo Bonzini } 566fb164994SDavid Gibson if (mem_start >= machine->ram_size) { 5675fe269b1SPaul Mackerras node_size = 0; 5685fe269b1SPaul Mackerras } else { 5697db8a127SAlexey Kardashevskiy node_size = nodes[i].node_mem; 570fb164994SDavid Gibson if (node_size > machine->ram_size - mem_start) { 571fb164994SDavid Gibson node_size = machine->ram_size - mem_start; 5725fe269b1SPaul Mackerras } 5735fe269b1SPaul Mackerras } 5747db8a127SAlexey Kardashevskiy if (!mem_start) { 5757db8a127SAlexey Kardashevskiy /* ppc_spapr_init() checks for rma_size <= node0_size already */ 576e8f986fcSBharata B Rao spapr_populate_memory_node(fdt, i, 0, spapr->rma_size); 5777db8a127SAlexey Kardashevskiy mem_start += spapr->rma_size; 5787db8a127SAlexey Kardashevskiy node_size -= spapr->rma_size; 5797db8a127SAlexey Kardashevskiy } 5806010818cSAlexey Kardashevskiy for ( ; node_size; ) { 5816010818cSAlexey Kardashevskiy hwaddr sizetmp = pow2floor(node_size); 5826010818cSAlexey Kardashevskiy 5836010818cSAlexey Kardashevskiy /* mem_start != 0 here */ 5846010818cSAlexey Kardashevskiy if (ctzl(mem_start) < ctzl(sizetmp)) { 5856010818cSAlexey Kardashevskiy sizetmp = 1ULL << ctzl(mem_start); 5866010818cSAlexey Kardashevskiy } 5876010818cSAlexey Kardashevskiy 5886010818cSAlexey Kardashevskiy spapr_populate_memory_node(fdt, i, mem_start, sizetmp); 5896010818cSAlexey Kardashevskiy node_size -= sizetmp; 5906010818cSAlexey Kardashevskiy mem_start += sizetmp; 5916010818cSAlexey Kardashevskiy } 59253018216SPaolo Bonzini } 59353018216SPaolo Bonzini 59453018216SPaolo Bonzini return 0; 59553018216SPaolo Bonzini } 59653018216SPaolo Bonzini 5970da6f3feSBharata B Rao static void spapr_populate_cpu_dt(CPUState *cs, void *fdt, int offset, 5980da6f3feSBharata B Rao sPAPRMachineState *spapr) 5990da6f3feSBharata B Rao { 6000da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 6010da6f3feSBharata B Rao CPUPPCState *env = &cpu->env; 6020da6f3feSBharata B Rao PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); 6030da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 6040da6f3feSBharata B Rao uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40), 6050da6f3feSBharata B Rao 0xffffffff, 0xffffffff}; 606afd10a0fSBharata B Rao uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() 607afd10a0fSBharata B Rao : SPAPR_TIMEBASE_FREQ; 6080da6f3feSBharata B Rao uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; 6090da6f3feSBharata B Rao uint32_t page_sizes_prop[64]; 6100da6f3feSBharata B Rao size_t page_sizes_prop_size; 61122419c2aSDavid Gibson uint32_t vcpus_per_socket = smp_threads * smp_cores; 6120da6f3feSBharata B Rao uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 613af81cf32SBharata B Rao sPAPRDRConnector *drc; 614af81cf32SBharata B Rao sPAPRDRConnectorClass *drck; 615af81cf32SBharata B Rao int drc_index; 616af81cf32SBharata B Rao 617af81cf32SBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_CPU, index); 618af81cf32SBharata B Rao if (drc) { 619af81cf32SBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 620af81cf32SBharata B Rao drc_index = drck->get_index(drc); 621af81cf32SBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,my-drc-index", drc_index))); 622af81cf32SBharata B Rao } 6230da6f3feSBharata B Rao 62490da0d5aSBenjamin Herrenschmidt /* Note: we keep CI large pages off for now because a 64K capable guest 62590da0d5aSBenjamin Herrenschmidt * provisioned with large pages might otherwise try to map a qemu 62690da0d5aSBenjamin Herrenschmidt * framebuffer (or other kind of memory mapped PCI BAR) using 64K pages 62790da0d5aSBenjamin Herrenschmidt * even if that qemu runs on a 4k host. 62890da0d5aSBenjamin Herrenschmidt * 62990da0d5aSBenjamin Herrenschmidt * We can later add this bit back when we are confident this is not 63090da0d5aSBenjamin Herrenschmidt * an issue (!HV KVM or 64K host) 63190da0d5aSBenjamin Herrenschmidt */ 63290da0d5aSBenjamin Herrenschmidt uint8_t pa_features_206[] = { 6, 0, 63390da0d5aSBenjamin Herrenschmidt 0xf6, 0x1f, 0xc7, 0x00, 0x80, 0xc0 }; 63490da0d5aSBenjamin Herrenschmidt uint8_t pa_features_207[] = { 24, 0, 63590da0d5aSBenjamin Herrenschmidt 0xf6, 0x1f, 0xc7, 0xc0, 0x80, 0xf0, 63690da0d5aSBenjamin Herrenschmidt 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 63790da0d5aSBenjamin Herrenschmidt 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 63890da0d5aSBenjamin Herrenschmidt 0x80, 0x00, 0x80, 0x00, 0x80, 0x00 }; 63990da0d5aSBenjamin Herrenschmidt uint8_t *pa_features; 64090da0d5aSBenjamin Herrenschmidt size_t pa_size; 64190da0d5aSBenjamin Herrenschmidt 6420da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "reg", index))); 6430da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "device_type", "cpu"))); 6440da6f3feSBharata B Rao 6450da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "cpu-version", env->spr[SPR_PVR]))); 6460da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-block-size", 6470da6f3feSBharata B Rao env->dcache_line_size))); 6480da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-line-size", 6490da6f3feSBharata B Rao env->dcache_line_size))); 6500da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-block-size", 6510da6f3feSBharata B Rao env->icache_line_size))); 6520da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-line-size", 6530da6f3feSBharata B Rao env->icache_line_size))); 6540da6f3feSBharata B Rao 6550da6f3feSBharata B Rao if (pcc->l1_dcache_size) { 6560da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "d-cache-size", 6570da6f3feSBharata B Rao pcc->l1_dcache_size))); 6580da6f3feSBharata B Rao } else { 6590da6f3feSBharata B Rao fprintf(stderr, "Warning: Unknown L1 dcache size for cpu\n"); 6600da6f3feSBharata B Rao } 6610da6f3feSBharata B Rao if (pcc->l1_icache_size) { 6620da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "i-cache-size", 6630da6f3feSBharata B Rao pcc->l1_icache_size))); 6640da6f3feSBharata B Rao } else { 6650da6f3feSBharata B Rao fprintf(stderr, "Warning: Unknown L1 icache size for cpu\n"); 6660da6f3feSBharata B Rao } 6670da6f3feSBharata B Rao 6680da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "timebase-frequency", tbfreq))); 6690da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "clock-frequency", cpufreq))); 670fd5da5c4SThomas Huth _FDT((fdt_setprop_cell(fdt, offset, "slb-size", env->slb_nr))); 6710da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,slb-size", env->slb_nr))); 6720da6f3feSBharata B Rao _FDT((fdt_setprop_string(fdt, offset, "status", "okay"))); 6730da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0))); 6740da6f3feSBharata B Rao 6750da6f3feSBharata B Rao if (env->spr_cb[SPR_PURR].oea_read) { 6760da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0))); 6770da6f3feSBharata B Rao } 6780da6f3feSBharata B Rao 6790da6f3feSBharata B Rao if (env->mmu_model & POWERPC_MMU_1TSEG) { 6800da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,processor-segment-sizes", 6810da6f3feSBharata B Rao segs, sizeof(segs)))); 6820da6f3feSBharata B Rao } 6830da6f3feSBharata B Rao 6840da6f3feSBharata B Rao /* Advertise VMX/VSX (vector extensions) if available 6850da6f3feSBharata B Rao * 0 / no property == no vector extensions 6860da6f3feSBharata B Rao * 1 == VMX / Altivec available 6870da6f3feSBharata B Rao * 2 == VSX available */ 6880da6f3feSBharata B Rao if (env->insns_flags & PPC_ALTIVEC) { 6890da6f3feSBharata B Rao uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1; 6900da6f3feSBharata B Rao 6910da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,vmx", vmx))); 6920da6f3feSBharata B Rao } 6930da6f3feSBharata B Rao 6940da6f3feSBharata B Rao /* Advertise DFP (Decimal Floating Point) if available 6950da6f3feSBharata B Rao * 0 / no property == no DFP 6960da6f3feSBharata B Rao * 1 == DFP available */ 6970da6f3feSBharata B Rao if (env->insns_flags2 & PPC2_DFP) { 6980da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,dfp", 1))); 6990da6f3feSBharata B Rao } 7000da6f3feSBharata B Rao 7010da6f3feSBharata B Rao page_sizes_prop_size = create_page_sizes_prop(env, page_sizes_prop, 7020da6f3feSBharata B Rao sizeof(page_sizes_prop)); 7030da6f3feSBharata B Rao if (page_sizes_prop_size) { 7040da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,segment-page-sizes", 7050da6f3feSBharata B Rao page_sizes_prop, page_sizes_prop_size))); 7060da6f3feSBharata B Rao } 7070da6f3feSBharata B Rao 70890da0d5aSBenjamin Herrenschmidt /* Do the ibm,pa-features property, adjust it for ci-large-pages */ 70990da0d5aSBenjamin Herrenschmidt if (env->mmu_model == POWERPC_MMU_2_06) { 71090da0d5aSBenjamin Herrenschmidt pa_features = pa_features_206; 71190da0d5aSBenjamin Herrenschmidt pa_size = sizeof(pa_features_206); 71290da0d5aSBenjamin Herrenschmidt } else /* env->mmu_model == POWERPC_MMU_2_07 */ { 71390da0d5aSBenjamin Herrenschmidt pa_features = pa_features_207; 71490da0d5aSBenjamin Herrenschmidt pa_size = sizeof(pa_features_207); 71590da0d5aSBenjamin Herrenschmidt } 71690da0d5aSBenjamin Herrenschmidt if (env->ci_large_pages) { 71790da0d5aSBenjamin Herrenschmidt pa_features[3] |= 0x20; 71890da0d5aSBenjamin Herrenschmidt } 71990da0d5aSBenjamin Herrenschmidt _FDT((fdt_setprop(fdt, offset, "ibm,pa-features", pa_features, pa_size))); 72090da0d5aSBenjamin Herrenschmidt 7210da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, offset, "ibm,chip-id", 72222419c2aSDavid Gibson cs->cpu_index / vcpus_per_socket))); 7230da6f3feSBharata B Rao 7240da6f3feSBharata B Rao _FDT((fdt_setprop(fdt, offset, "ibm,pft-size", 7250da6f3feSBharata B Rao pft_size_prop, sizeof(pft_size_prop)))); 7260da6f3feSBharata B Rao 7270da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_numa_dt(fdt, offset, cs)); 7280da6f3feSBharata B Rao 7290da6f3feSBharata B Rao _FDT(spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 7300da6f3feSBharata B Rao ppc_get_compat_smt_threads(cpu))); 7310da6f3feSBharata B Rao } 7320da6f3feSBharata B Rao 7330da6f3feSBharata B Rao static void spapr_populate_cpus_dt_node(void *fdt, sPAPRMachineState *spapr) 7340da6f3feSBharata B Rao { 7350da6f3feSBharata B Rao CPUState *cs; 7360da6f3feSBharata B Rao int cpus_offset; 7370da6f3feSBharata B Rao char *nodename; 7380da6f3feSBharata B Rao int smt = kvmppc_smt_threads(); 7390da6f3feSBharata B Rao 7400da6f3feSBharata B Rao cpus_offset = fdt_add_subnode(fdt, 0, "cpus"); 7410da6f3feSBharata B Rao _FDT(cpus_offset); 7420da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#address-cells", 0x1))); 7430da6f3feSBharata B Rao _FDT((fdt_setprop_cell(fdt, cpus_offset, "#size-cells", 0x0))); 7440da6f3feSBharata B Rao 7450da6f3feSBharata B Rao /* 7460da6f3feSBharata B Rao * We walk the CPUs in reverse order to ensure that CPU DT nodes 7470da6f3feSBharata B Rao * created by fdt_add_subnode() end up in the right order in FDT 7480da6f3feSBharata B Rao * for the guest kernel the enumerate the CPUs correctly. 7490da6f3feSBharata B Rao */ 7500da6f3feSBharata B Rao CPU_FOREACH_REVERSE(cs) { 7510da6f3feSBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 7520da6f3feSBharata B Rao int index = ppc_get_vcpu_dt_id(cpu); 7530da6f3feSBharata B Rao DeviceClass *dc = DEVICE_GET_CLASS(cs); 7540da6f3feSBharata B Rao int offset; 7550da6f3feSBharata B Rao 7560da6f3feSBharata B Rao if ((index % smt) != 0) { 7570da6f3feSBharata B Rao continue; 7580da6f3feSBharata B Rao } 7590da6f3feSBharata B Rao 7600da6f3feSBharata B Rao nodename = g_strdup_printf("%s@%x", dc->fw_name, index); 7610da6f3feSBharata B Rao offset = fdt_add_subnode(fdt, cpus_offset, nodename); 7620da6f3feSBharata B Rao g_free(nodename); 7630da6f3feSBharata B Rao _FDT(offset); 7640da6f3feSBharata B Rao spapr_populate_cpu_dt(cs, fdt, offset, spapr); 7650da6f3feSBharata B Rao } 7660da6f3feSBharata B Rao 7670da6f3feSBharata B Rao } 7680da6f3feSBharata B Rao 76903d196b7SBharata B Rao /* 77003d196b7SBharata B Rao * Adds ibm,dynamic-reconfiguration-memory node. 77103d196b7SBharata B Rao * Refer to docs/specs/ppc-spapr-hotplug.txt for the documentation 77203d196b7SBharata B Rao * of this device tree node. 77303d196b7SBharata B Rao */ 77403d196b7SBharata B Rao static int spapr_populate_drconf_memory(sPAPRMachineState *spapr, void *fdt) 77503d196b7SBharata B Rao { 77603d196b7SBharata B Rao MachineState *machine = MACHINE(spapr); 77703d196b7SBharata B Rao int ret, i, offset; 77803d196b7SBharata B Rao uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 77903d196b7SBharata B Rao uint32_t prop_lmb_size[] = {0, cpu_to_be32(lmb_size)}; 780d0e5a8f2SBharata B Rao uint32_t hotplug_lmb_start = spapr->hotplug_memory.base / lmb_size; 781d0e5a8f2SBharata B Rao uint32_t nr_lmbs = (spapr->hotplug_memory.base + 782d0e5a8f2SBharata B Rao memory_region_size(&spapr->hotplug_memory.mr)) / 783d0e5a8f2SBharata B Rao lmb_size; 78403d196b7SBharata B Rao uint32_t *int_buf, *cur_index, buf_len; 7856663864eSBharata B Rao int nr_nodes = nb_numa_nodes ? nb_numa_nodes : 1; 78603d196b7SBharata B Rao 787ef001f06SThomas Huth /* 788d0e5a8f2SBharata B Rao * Don't create the node if there is no hotpluggable memory 78916c25aefSBharata B Rao */ 790d0e5a8f2SBharata B Rao if (machine->ram_size == machine->maxram_size) { 79116c25aefSBharata B Rao return 0; 79216c25aefSBharata B Rao } 79316c25aefSBharata B Rao 79416c25aefSBharata B Rao /* 795ef001f06SThomas Huth * Allocate enough buffer size to fit in ibm,dynamic-memory 796ef001f06SThomas Huth * or ibm,associativity-lookup-arrays 797ef001f06SThomas Huth */ 798ef001f06SThomas Huth buf_len = MAX(nr_lmbs * SPAPR_DR_LMB_LIST_ENTRY_SIZE + 1, nr_nodes * 4 + 2) 799ef001f06SThomas Huth * sizeof(uint32_t); 80003d196b7SBharata B Rao cur_index = int_buf = g_malloc0(buf_len); 80103d196b7SBharata B Rao 80203d196b7SBharata B Rao offset = fdt_add_subnode(fdt, 0, "ibm,dynamic-reconfiguration-memory"); 80303d196b7SBharata B Rao 80403d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,lmb-size", prop_lmb_size, 80503d196b7SBharata B Rao sizeof(prop_lmb_size)); 80603d196b7SBharata B Rao if (ret < 0) { 80703d196b7SBharata B Rao goto out; 80803d196b7SBharata B Rao } 80903d196b7SBharata B Rao 81003d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-flags-mask", 0xff); 81103d196b7SBharata B Rao if (ret < 0) { 81203d196b7SBharata B Rao goto out; 81303d196b7SBharata B Rao } 81403d196b7SBharata B Rao 81503d196b7SBharata B Rao ret = fdt_setprop_cell(fdt, offset, "ibm,memory-preservation-time", 0x0); 81603d196b7SBharata B Rao if (ret < 0) { 81703d196b7SBharata B Rao goto out; 81803d196b7SBharata B Rao } 81903d196b7SBharata B Rao 82003d196b7SBharata B Rao /* ibm,dynamic-memory */ 82103d196b7SBharata B Rao int_buf[0] = cpu_to_be32(nr_lmbs); 82203d196b7SBharata B Rao cur_index++; 82303d196b7SBharata B Rao for (i = 0; i < nr_lmbs; i++) { 824d0e5a8f2SBharata B Rao uint64_t addr = i * lmb_size; 82503d196b7SBharata B Rao uint32_t *dynamic_memory = cur_index; 82603d196b7SBharata B Rao 827d0e5a8f2SBharata B Rao if (i >= hotplug_lmb_start) { 828d0e5a8f2SBharata B Rao sPAPRDRConnector *drc; 829d0e5a8f2SBharata B Rao sPAPRDRConnectorClass *drck; 830d0e5a8f2SBharata B Rao 831d0e5a8f2SBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, i); 83203d196b7SBharata B Rao g_assert(drc); 83303d196b7SBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 83403d196b7SBharata B Rao 83503d196b7SBharata B Rao dynamic_memory[0] = cpu_to_be32(addr >> 32); 83603d196b7SBharata B Rao dynamic_memory[1] = cpu_to_be32(addr & 0xffffffff); 83703d196b7SBharata B Rao dynamic_memory[2] = cpu_to_be32(drck->get_index(drc)); 83803d196b7SBharata B Rao dynamic_memory[3] = cpu_to_be32(0); /* reserved */ 83903d196b7SBharata B Rao dynamic_memory[4] = cpu_to_be32(numa_get_node(addr, NULL)); 840d0e5a8f2SBharata B Rao if (memory_region_present(get_system_memory(), addr)) { 84103d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(SPAPR_LMB_FLAGS_ASSIGNED); 84203d196b7SBharata B Rao } else { 84303d196b7SBharata B Rao dynamic_memory[5] = cpu_to_be32(0); 84403d196b7SBharata B Rao } 845d0e5a8f2SBharata B Rao } else { 846d0e5a8f2SBharata B Rao /* 847d0e5a8f2SBharata B Rao * LMB information for RMA, boot time RAM and gap b/n RAM and 848d0e5a8f2SBharata B Rao * hotplug memory region -- all these are marked as reserved 849d0e5a8f2SBharata B Rao * and as having no valid DRC. 850d0e5a8f2SBharata B Rao */ 851d0e5a8f2SBharata B Rao dynamic_memory[0] = cpu_to_be32(addr >> 32); 852d0e5a8f2SBharata B Rao dynamic_memory[1] = cpu_to_be32(addr & 0xffffffff); 853d0e5a8f2SBharata B Rao dynamic_memory[2] = cpu_to_be32(0); 854d0e5a8f2SBharata B Rao dynamic_memory[3] = cpu_to_be32(0); /* reserved */ 855d0e5a8f2SBharata B Rao dynamic_memory[4] = cpu_to_be32(-1); 856d0e5a8f2SBharata B Rao dynamic_memory[5] = cpu_to_be32(SPAPR_LMB_FLAGS_RESERVED | 857d0e5a8f2SBharata B Rao SPAPR_LMB_FLAGS_DRC_INVALID); 858d0e5a8f2SBharata B Rao } 85903d196b7SBharata B Rao 86003d196b7SBharata B Rao cur_index += SPAPR_DR_LMB_LIST_ENTRY_SIZE; 86103d196b7SBharata B Rao } 86203d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,dynamic-memory", int_buf, buf_len); 86303d196b7SBharata B Rao if (ret < 0) { 86403d196b7SBharata B Rao goto out; 86503d196b7SBharata B Rao } 86603d196b7SBharata B Rao 86703d196b7SBharata B Rao /* ibm,associativity-lookup-arrays */ 86803d196b7SBharata B Rao cur_index = int_buf; 8696663864eSBharata B Rao int_buf[0] = cpu_to_be32(nr_nodes); 87003d196b7SBharata B Rao int_buf[1] = cpu_to_be32(4); /* Number of entries per associativity list */ 87103d196b7SBharata B Rao cur_index += 2; 8726663864eSBharata B Rao for (i = 0; i < nr_nodes; i++) { 87303d196b7SBharata B Rao uint32_t associativity[] = { 87403d196b7SBharata B Rao cpu_to_be32(0x0), 87503d196b7SBharata B Rao cpu_to_be32(0x0), 87603d196b7SBharata B Rao cpu_to_be32(0x0), 87703d196b7SBharata B Rao cpu_to_be32(i) 87803d196b7SBharata B Rao }; 87903d196b7SBharata B Rao memcpy(cur_index, associativity, sizeof(associativity)); 88003d196b7SBharata B Rao cur_index += 4; 88103d196b7SBharata B Rao } 88203d196b7SBharata B Rao ret = fdt_setprop(fdt, offset, "ibm,associativity-lookup-arrays", int_buf, 88303d196b7SBharata B Rao (cur_index - int_buf) * sizeof(uint32_t)); 88403d196b7SBharata B Rao out: 88503d196b7SBharata B Rao g_free(int_buf); 88603d196b7SBharata B Rao return ret; 88703d196b7SBharata B Rao } 88803d196b7SBharata B Rao 88903d196b7SBharata B Rao int spapr_h_cas_compose_response(sPAPRMachineState *spapr, 89003d196b7SBharata B Rao target_ulong addr, target_ulong size, 89103d196b7SBharata B Rao bool cpu_update, bool memory_update) 89203d196b7SBharata B Rao { 89303d196b7SBharata B Rao void *fdt, *fdt_skel; 89403d196b7SBharata B Rao sPAPRDeviceTreeUpdateHeader hdr = { .version_id = 1 }; 89503d196b7SBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 89603d196b7SBharata B Rao 89703d196b7SBharata B Rao size -= sizeof(hdr); 89803d196b7SBharata B Rao 89903d196b7SBharata B Rao /* Create sceleton */ 90003d196b7SBharata B Rao fdt_skel = g_malloc0(size); 90103d196b7SBharata B Rao _FDT((fdt_create(fdt_skel, size))); 90203d196b7SBharata B Rao _FDT((fdt_begin_node(fdt_skel, ""))); 90303d196b7SBharata B Rao _FDT((fdt_end_node(fdt_skel))); 90403d196b7SBharata B Rao _FDT((fdt_finish(fdt_skel))); 90503d196b7SBharata B Rao fdt = g_malloc0(size); 90603d196b7SBharata B Rao _FDT((fdt_open_into(fdt_skel, fdt, size))); 90703d196b7SBharata B Rao g_free(fdt_skel); 90803d196b7SBharata B Rao 90903d196b7SBharata B Rao /* Fixup cpu nodes */ 91003d196b7SBharata B Rao if (cpu_update) { 91103d196b7SBharata B Rao _FDT((spapr_fixup_cpu_dt(fdt, spapr))); 91203d196b7SBharata B Rao } 91303d196b7SBharata B Rao 91416c25aefSBharata B Rao /* Generate ibm,dynamic-reconfiguration-memory node if required */ 91503d196b7SBharata B Rao if (memory_update && smc->dr_lmb_enabled) { 91603d196b7SBharata B Rao _FDT((spapr_populate_drconf_memory(spapr, fdt))); 91703d196b7SBharata B Rao } 91803d196b7SBharata B Rao 91903d196b7SBharata B Rao /* Pack resulting tree */ 92003d196b7SBharata B Rao _FDT((fdt_pack(fdt))); 92103d196b7SBharata B Rao 92203d196b7SBharata B Rao if (fdt_totalsize(fdt) + sizeof(hdr) > size) { 92303d196b7SBharata B Rao trace_spapr_cas_failed(size); 92403d196b7SBharata B Rao return -1; 92503d196b7SBharata B Rao } 92603d196b7SBharata B Rao 92703d196b7SBharata B Rao cpu_physical_memory_write(addr, &hdr, sizeof(hdr)); 92803d196b7SBharata B Rao cpu_physical_memory_write(addr + sizeof(hdr), fdt, fdt_totalsize(fdt)); 92903d196b7SBharata B Rao trace_spapr_cas_continue(fdt_totalsize(fdt) + sizeof(hdr)); 93003d196b7SBharata B Rao g_free(fdt); 93103d196b7SBharata B Rao 93203d196b7SBharata B Rao return 0; 93303d196b7SBharata B Rao } 93403d196b7SBharata B Rao 93528e02042SDavid Gibson static void spapr_finalize_fdt(sPAPRMachineState *spapr, 93653018216SPaolo Bonzini hwaddr fdt_addr, 93753018216SPaolo Bonzini hwaddr rtas_addr, 93853018216SPaolo Bonzini hwaddr rtas_size) 93953018216SPaolo Bonzini { 9405b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 941c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 9425b2128d2SAlexander Graf const char *boot_device = machine->boot_order; 94371461b0fSAlexey Kardashevskiy int ret, i; 94471461b0fSAlexey Kardashevskiy size_t cb = 0; 94571461b0fSAlexey Kardashevskiy char *bootlist; 94653018216SPaolo Bonzini void *fdt; 94753018216SPaolo Bonzini sPAPRPHBState *phb; 94853018216SPaolo Bonzini 94953018216SPaolo Bonzini fdt = g_malloc(FDT_MAX_SIZE); 95053018216SPaolo Bonzini 95153018216SPaolo Bonzini /* open out the base tree into a temp buffer for the final tweaks */ 95253018216SPaolo Bonzini _FDT((fdt_open_into(spapr->fdt_skel, fdt, FDT_MAX_SIZE))); 95353018216SPaolo Bonzini 954e8f986fcSBharata B Rao ret = spapr_populate_memory(spapr, fdt); 955e8f986fcSBharata B Rao if (ret < 0) { 956e8f986fcSBharata B Rao fprintf(stderr, "couldn't setup memory nodes in fdt\n"); 957e8f986fcSBharata B Rao exit(1); 95853018216SPaolo Bonzini } 95953018216SPaolo Bonzini 96053018216SPaolo Bonzini ret = spapr_populate_vdevice(spapr->vio_bus, fdt); 96153018216SPaolo Bonzini if (ret < 0) { 96253018216SPaolo Bonzini fprintf(stderr, "couldn't setup vio devices in fdt\n"); 96353018216SPaolo Bonzini exit(1); 96453018216SPaolo Bonzini } 96553018216SPaolo Bonzini 9664d9392beSThomas Huth if (object_resolve_path_type("", TYPE_SPAPR_RNG, NULL)) { 9674d9392beSThomas Huth ret = spapr_rng_populate_dt(fdt); 9684d9392beSThomas Huth if (ret < 0) { 9694d9392beSThomas Huth fprintf(stderr, "could not set up rng device in the fdt\n"); 9704d9392beSThomas Huth exit(1); 9714d9392beSThomas Huth } 9724d9392beSThomas Huth } 9734d9392beSThomas Huth 97453018216SPaolo Bonzini QLIST_FOREACH(phb, &spapr->phbs, list) { 97553018216SPaolo Bonzini ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt); 97653018216SPaolo Bonzini if (ret < 0) { 977da34fed7SThomas Huth error_report("couldn't setup PCI devices in fdt"); 97853018216SPaolo Bonzini exit(1); 97953018216SPaolo Bonzini } 980da34fed7SThomas Huth } 98153018216SPaolo Bonzini 98253018216SPaolo Bonzini /* RTAS */ 98353018216SPaolo Bonzini ret = spapr_rtas_device_tree_setup(fdt, rtas_addr, rtas_size); 98453018216SPaolo Bonzini if (ret < 0) { 98553018216SPaolo Bonzini fprintf(stderr, "Couldn't set up RTAS device tree properties\n"); 98653018216SPaolo Bonzini } 98753018216SPaolo Bonzini 9880da6f3feSBharata B Rao /* cpus */ 9890da6f3feSBharata B Rao spapr_populate_cpus_dt_node(fdt, spapr); 99053018216SPaolo Bonzini 99171461b0fSAlexey Kardashevskiy bootlist = get_boot_devices_list(&cb, true); 99271461b0fSAlexey Kardashevskiy if (cb && bootlist) { 99371461b0fSAlexey Kardashevskiy int offset = fdt_path_offset(fdt, "/chosen"); 99471461b0fSAlexey Kardashevskiy if (offset < 0) { 99571461b0fSAlexey Kardashevskiy exit(1); 99671461b0fSAlexey Kardashevskiy } 99771461b0fSAlexey Kardashevskiy for (i = 0; i < cb; i++) { 99871461b0fSAlexey Kardashevskiy if (bootlist[i] == '\n') { 99971461b0fSAlexey Kardashevskiy bootlist[i] = ' '; 100071461b0fSAlexey Kardashevskiy } 100171461b0fSAlexey Kardashevskiy 100271461b0fSAlexey Kardashevskiy } 100371461b0fSAlexey Kardashevskiy ret = fdt_setprop_string(fdt, offset, "qemu,boot-list", bootlist); 100471461b0fSAlexey Kardashevskiy } 100571461b0fSAlexey Kardashevskiy 10065b2128d2SAlexander Graf if (boot_device && strlen(boot_device)) { 10075b2128d2SAlexander Graf int offset = fdt_path_offset(fdt, "/chosen"); 10085b2128d2SAlexander Graf 10095b2128d2SAlexander Graf if (offset < 0) { 10105b2128d2SAlexander Graf exit(1); 10115b2128d2SAlexander Graf } 10125b2128d2SAlexander Graf fdt_setprop_string(fdt, offset, "qemu,boot-device", boot_device); 10135b2128d2SAlexander Graf } 10145b2128d2SAlexander Graf 101553018216SPaolo Bonzini if (!spapr->has_graphics) { 101653018216SPaolo Bonzini spapr_populate_chosen_stdout(fdt, spapr->vio_bus); 101753018216SPaolo Bonzini } 101853018216SPaolo Bonzini 1019c20d332aSBharata B Rao if (smc->dr_lmb_enabled) { 1020c20d332aSBharata B Rao _FDT(spapr_drc_populate_dt(fdt, 0, NULL, SPAPR_DR_CONNECTOR_TYPE_LMB)); 1021c20d332aSBharata B Rao } 1022c20d332aSBharata B Rao 1023af81cf32SBharata B Rao if (smc->dr_cpu_enabled) { 1024af81cf32SBharata B Rao int offset = fdt_path_offset(fdt, "/cpus"); 1025af81cf32SBharata B Rao ret = spapr_drc_populate_dt(fdt, offset, NULL, 1026af81cf32SBharata B Rao SPAPR_DR_CONNECTOR_TYPE_CPU); 1027af81cf32SBharata B Rao if (ret < 0) { 1028af81cf32SBharata B Rao error_report("Couldn't set up CPU DR device tree properties"); 1029af81cf32SBharata B Rao exit(1); 1030af81cf32SBharata B Rao } 1031af81cf32SBharata B Rao } 1032af81cf32SBharata B Rao 103353018216SPaolo Bonzini _FDT((fdt_pack(fdt))); 103453018216SPaolo Bonzini 103553018216SPaolo Bonzini if (fdt_totalsize(fdt) > FDT_MAX_SIZE) { 1036730fce59SThomas Huth error_report("FDT too big ! 0x%x bytes (max is 0x%x)", 103753018216SPaolo Bonzini fdt_totalsize(fdt), FDT_MAX_SIZE); 103853018216SPaolo Bonzini exit(1); 103953018216SPaolo Bonzini } 104053018216SPaolo Bonzini 1041ad440b4aSAndrew Jones qemu_fdt_dumpdtb(fdt, fdt_totalsize(fdt)); 104253018216SPaolo Bonzini cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt)); 104353018216SPaolo Bonzini 1044a21a7a70SGonglei g_free(bootlist); 104553018216SPaolo Bonzini g_free(fdt); 104653018216SPaolo Bonzini } 104753018216SPaolo Bonzini 104853018216SPaolo Bonzini static uint64_t translate_kernel_address(void *opaque, uint64_t addr) 104953018216SPaolo Bonzini { 105053018216SPaolo Bonzini return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; 105153018216SPaolo Bonzini } 105253018216SPaolo Bonzini 105353018216SPaolo Bonzini static void emulate_spapr_hypercall(PowerPCCPU *cpu) 105453018216SPaolo Bonzini { 105553018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 105653018216SPaolo Bonzini 105753018216SPaolo Bonzini if (msr_pr) { 105853018216SPaolo Bonzini hcall_dprintf("Hypercall made with MSR[PR]=1\n"); 105953018216SPaolo Bonzini env->gpr[3] = H_PRIVILEGE; 106053018216SPaolo Bonzini } else { 106153018216SPaolo Bonzini env->gpr[3] = spapr_hypercall(cpu, env->gpr[3], &env->gpr[4]); 106253018216SPaolo Bonzini } 106353018216SPaolo Bonzini } 106453018216SPaolo Bonzini 1065e6b8fd24SSamuel Mendoza-Jonas #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) 1066e6b8fd24SSamuel Mendoza-Jonas #define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) 1067e6b8fd24SSamuel Mendoza-Jonas #define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) 1068e6b8fd24SSamuel Mendoza-Jonas #define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY)) 1069e6b8fd24SSamuel Mendoza-Jonas #define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= tswap64(HPTE64_V_HPTE_DIRTY)) 1070e6b8fd24SSamuel Mendoza-Jonas 1071715c5407SDavid Gibson /* 1072715c5407SDavid Gibson * Get the fd to access the kernel htab, re-opening it if necessary 1073715c5407SDavid Gibson */ 1074715c5407SDavid Gibson static int get_htab_fd(sPAPRMachineState *spapr) 1075715c5407SDavid Gibson { 1076715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1077715c5407SDavid Gibson return spapr->htab_fd; 1078715c5407SDavid Gibson } 1079715c5407SDavid Gibson 1080715c5407SDavid Gibson spapr->htab_fd = kvmppc_get_htab_fd(false); 1081715c5407SDavid Gibson if (spapr->htab_fd < 0) { 1082715c5407SDavid Gibson error_report("Unable to open fd for reading hash table from KVM: %s", 1083715c5407SDavid Gibson strerror(errno)); 1084715c5407SDavid Gibson } 1085715c5407SDavid Gibson 1086715c5407SDavid Gibson return spapr->htab_fd; 1087715c5407SDavid Gibson } 1088715c5407SDavid Gibson 1089715c5407SDavid Gibson static void close_htab_fd(sPAPRMachineState *spapr) 1090715c5407SDavid Gibson { 1091715c5407SDavid Gibson if (spapr->htab_fd >= 0) { 1092715c5407SDavid Gibson close(spapr->htab_fd); 1093715c5407SDavid Gibson } 1094715c5407SDavid Gibson spapr->htab_fd = -1; 1095715c5407SDavid Gibson } 1096715c5407SDavid Gibson 10978dfe8e7fSDavid Gibson static int spapr_hpt_shift_for_ramsize(uint64_t ramsize) 10988dfe8e7fSDavid Gibson { 10998dfe8e7fSDavid Gibson int shift; 11008dfe8e7fSDavid Gibson 11018dfe8e7fSDavid Gibson /* We aim for a hash table of size 1/128 the size of RAM (rounded 11028dfe8e7fSDavid Gibson * up). The PAPR recommendation is actually 1/64 of RAM size, but 11038dfe8e7fSDavid Gibson * that's much more than is needed for Linux guests */ 11048dfe8e7fSDavid Gibson shift = ctz64(pow2ceil(ramsize)) - 7; 11058dfe8e7fSDavid Gibson shift = MAX(shift, 18); /* Minimum architected size */ 11068dfe8e7fSDavid Gibson shift = MIN(shift, 46); /* Maximum architected size */ 11078dfe8e7fSDavid Gibson return shift; 11088dfe8e7fSDavid Gibson } 11098dfe8e7fSDavid Gibson 1110c5f54f3eSDavid Gibson static void spapr_reallocate_hpt(sPAPRMachineState *spapr, int shift, 1111c5f54f3eSDavid Gibson Error **errp) 111253018216SPaolo Bonzini { 1113c5f54f3eSDavid Gibson long rc; 111453018216SPaolo Bonzini 1115c5f54f3eSDavid Gibson /* Clean up any HPT info from a previous boot */ 1116c5f54f3eSDavid Gibson g_free(spapr->htab); 1117c5f54f3eSDavid Gibson spapr->htab = NULL; 1118c5f54f3eSDavid Gibson spapr->htab_shift = 0; 1119c5f54f3eSDavid Gibson close_htab_fd(spapr); 112053018216SPaolo Bonzini 1121c5f54f3eSDavid Gibson rc = kvmppc_reset_htab(shift); 1122c5f54f3eSDavid Gibson if (rc < 0) { 1123c5f54f3eSDavid Gibson /* kernel-side HPT needed, but couldn't allocate one */ 1124c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1125c5f54f3eSDavid Gibson "Failed to allocate KVM HPT of order %d (try smaller maxmem?)", 1126c5f54f3eSDavid Gibson shift); 1127c5f54f3eSDavid Gibson /* This is almost certainly fatal, but if the caller really 1128c5f54f3eSDavid Gibson * wants to carry on with shift == 0, it's welcome to try */ 1129c5f54f3eSDavid Gibson } else if (rc > 0) { 1130c5f54f3eSDavid Gibson /* kernel-side HPT allocated */ 1131c5f54f3eSDavid Gibson if (rc != shift) { 1132c5f54f3eSDavid Gibson error_setg(errp, 1133c5f54f3eSDavid Gibson "Requested order %d HPT, but kernel allocated order %ld (try smaller maxmem?)", 1134c5f54f3eSDavid Gibson shift, rc); 11357735fedaSBharata B Rao } 11367735fedaSBharata B Rao 113753018216SPaolo Bonzini spapr->htab_shift = shift; 1138c18ad9a5SDavid Gibson spapr->htab = NULL; 1139b817772aSBharata B Rao } else { 1140c5f54f3eSDavid Gibson /* kernel-side HPT not needed, allocate in userspace instead */ 1141c5f54f3eSDavid Gibson size_t size = 1ULL << shift; 1142c5f54f3eSDavid Gibson int i; 114301a57972SSamuel Mendoza-Jonas 1144c5f54f3eSDavid Gibson spapr->htab = qemu_memalign(size, size); 1145c5f54f3eSDavid Gibson if (!spapr->htab) { 1146c5f54f3eSDavid Gibson error_setg_errno(errp, errno, 1147c5f54f3eSDavid Gibson "Could not allocate HPT of order %d", shift); 1148c5f54f3eSDavid Gibson return; 1149b817772aSBharata B Rao } 1150b817772aSBharata B Rao 1151c5f54f3eSDavid Gibson memset(spapr->htab, 0, size); 1152c5f54f3eSDavid Gibson spapr->htab_shift = shift; 1153b817772aSBharata B Rao 1154c5f54f3eSDavid Gibson for (i = 0; i < size / HASH_PTE_SIZE_64; i++) { 1155c5f54f3eSDavid Gibson DIRTY_HPTE(HPTE(spapr->htab, i)); 11567735fedaSBharata B Rao } 115753018216SPaolo Bonzini } 115853018216SPaolo Bonzini } 115953018216SPaolo Bonzini 11609e3f9733SAlexander Graf static int find_unknown_sysbus_device(SysBusDevice *sbdev, void *opaque) 11619e3f9733SAlexander Graf { 11629e3f9733SAlexander Graf bool matched = false; 11639e3f9733SAlexander Graf 11649e3f9733SAlexander Graf if (object_dynamic_cast(OBJECT(sbdev), TYPE_SPAPR_PCI_HOST_BRIDGE)) { 11659e3f9733SAlexander Graf matched = true; 11669e3f9733SAlexander Graf } 11679e3f9733SAlexander Graf 11689e3f9733SAlexander Graf if (!matched) { 11699e3f9733SAlexander Graf error_report("Device %s is not supported by this machine yet.", 11709e3f9733SAlexander Graf qdev_fw_name(DEVICE(sbdev))); 11719e3f9733SAlexander Graf exit(1); 11729e3f9733SAlexander Graf } 11739e3f9733SAlexander Graf 11749e3f9733SAlexander Graf return 0; 11759e3f9733SAlexander Graf } 11769e3f9733SAlexander Graf 117753018216SPaolo Bonzini static void ppc_spapr_reset(void) 117853018216SPaolo Bonzini { 1179c5f54f3eSDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 1180c5f54f3eSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 1181182735efSAndreas Färber PowerPCCPU *first_ppc_cpu; 1182b7d1f77aSBenjamin Herrenschmidt uint32_t rtas_limit; 1183259186a7SAndreas Färber 11849e3f9733SAlexander Graf /* Check for unknown sysbus devices */ 11859e3f9733SAlexander Graf foreach_dynamic_sysbus_device(find_unknown_sysbus_device, NULL); 11869e3f9733SAlexander Graf 1187c5f54f3eSDavid Gibson /* Allocate and/or reset the hash page table */ 1188c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, 1189c5f54f3eSDavid Gibson spapr_hpt_shift_for_ramsize(machine->maxram_size), 1190c5f54f3eSDavid Gibson &error_fatal); 1191c5f54f3eSDavid Gibson 1192c5f54f3eSDavid Gibson /* Update the RMA size if necessary */ 1193c5f54f3eSDavid Gibson if (spapr->vrma_adjust) { 1194c5f54f3eSDavid Gibson spapr->rma_size = kvmppc_rma_size(spapr_node0_size(), 1195c5f54f3eSDavid Gibson spapr->htab_shift); 1196c5f54f3eSDavid Gibson } 119753018216SPaolo Bonzini 119853018216SPaolo Bonzini qemu_devices_reset(); 119953018216SPaolo Bonzini 1200b7d1f77aSBenjamin Herrenschmidt /* 1201b7d1f77aSBenjamin Herrenschmidt * We place the device tree and RTAS just below either the top of the RMA, 1202b7d1f77aSBenjamin Herrenschmidt * or just below 2GB, whichever is lowere, so that it can be 1203b7d1f77aSBenjamin Herrenschmidt * processed with 32-bit real mode code if necessary 1204b7d1f77aSBenjamin Herrenschmidt */ 1205b7d1f77aSBenjamin Herrenschmidt rtas_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR); 1206b7d1f77aSBenjamin Herrenschmidt spapr->rtas_addr = rtas_limit - RTAS_MAX_SIZE; 1207b7d1f77aSBenjamin Herrenschmidt spapr->fdt_addr = spapr->rtas_addr - FDT_MAX_SIZE; 1208b7d1f77aSBenjamin Herrenschmidt 120953018216SPaolo Bonzini /* Load the fdt */ 121053018216SPaolo Bonzini spapr_finalize_fdt(spapr, spapr->fdt_addr, spapr->rtas_addr, 121153018216SPaolo Bonzini spapr->rtas_size); 121253018216SPaolo Bonzini 1213b7d1f77aSBenjamin Herrenschmidt /* Copy RTAS over */ 1214b7d1f77aSBenjamin Herrenschmidt cpu_physical_memory_write(spapr->rtas_addr, spapr->rtas_blob, 1215b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size); 1216b7d1f77aSBenjamin Herrenschmidt 121753018216SPaolo Bonzini /* Set up the entry state */ 1218182735efSAndreas Färber first_ppc_cpu = POWERPC_CPU(first_cpu); 1219182735efSAndreas Färber first_ppc_cpu->env.gpr[3] = spapr->fdt_addr; 1220182735efSAndreas Färber first_ppc_cpu->env.gpr[5] = 0; 1221182735efSAndreas Färber first_cpu->halted = 0; 12221b718907SDavid Gibson first_ppc_cpu->env.nip = SPAPR_ENTRY_POINT; 122353018216SPaolo Bonzini 122453018216SPaolo Bonzini } 122553018216SPaolo Bonzini 122628e02042SDavid Gibson static void spapr_create_nvram(sPAPRMachineState *spapr) 122753018216SPaolo Bonzini { 12282ff3de68SMarkus Armbruster DeviceState *dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram"); 12293978b863SPaolo Bonzini DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0); 123053018216SPaolo Bonzini 12313978b863SPaolo Bonzini if (dinfo) { 12326231a6daSMarkus Armbruster qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(dinfo), 12336231a6daSMarkus Armbruster &error_fatal); 123453018216SPaolo Bonzini } 123553018216SPaolo Bonzini 123653018216SPaolo Bonzini qdev_init_nofail(dev); 123753018216SPaolo Bonzini 123853018216SPaolo Bonzini spapr->nvram = (struct sPAPRNVRAM *)dev; 123953018216SPaolo Bonzini } 124053018216SPaolo Bonzini 124128e02042SDavid Gibson static void spapr_rtc_create(sPAPRMachineState *spapr) 124228df36a1SDavid Gibson { 124328df36a1SDavid Gibson DeviceState *dev = qdev_create(NULL, TYPE_SPAPR_RTC); 124428df36a1SDavid Gibson 124528df36a1SDavid Gibson qdev_init_nofail(dev); 124628df36a1SDavid Gibson spapr->rtc = dev; 124774e5ae28SDavid Gibson 124874e5ae28SDavid Gibson object_property_add_alias(qdev_get_machine(), "rtc-time", 124974e5ae28SDavid Gibson OBJECT(spapr->rtc), "date", NULL); 125028df36a1SDavid Gibson } 125128df36a1SDavid Gibson 125253018216SPaolo Bonzini /* Returns whether we want to use VGA or not */ 125314c6a894SDavid Gibson static bool spapr_vga_init(PCIBus *pci_bus, Error **errp) 125453018216SPaolo Bonzini { 125553018216SPaolo Bonzini switch (vga_interface_type) { 125653018216SPaolo Bonzini case VGA_NONE: 12577effdaa3SMark Wu return false; 12587effdaa3SMark Wu case VGA_DEVICE: 12597effdaa3SMark Wu return true; 126053018216SPaolo Bonzini case VGA_STD: 1261b798c190SBenjamin Herrenschmidt case VGA_VIRTIO: 126253018216SPaolo Bonzini return pci_vga_init(pci_bus) != NULL; 126353018216SPaolo Bonzini default: 126414c6a894SDavid Gibson error_setg(errp, 126514c6a894SDavid Gibson "Unsupported VGA mode, only -vga std or -vga virtio is supported"); 126614c6a894SDavid Gibson return false; 126753018216SPaolo Bonzini } 126853018216SPaolo Bonzini } 126953018216SPaolo Bonzini 1270880ae7deSDavid Gibson static int spapr_post_load(void *opaque, int version_id) 1271880ae7deSDavid Gibson { 127228e02042SDavid Gibson sPAPRMachineState *spapr = (sPAPRMachineState *)opaque; 1273880ae7deSDavid Gibson int err = 0; 1274880ae7deSDavid Gibson 1275631b22eaSStefan Weil /* In earlier versions, there was no separate qdev for the PAPR 1276880ae7deSDavid Gibson * RTC, so the RTC offset was stored directly in sPAPREnvironment. 1277880ae7deSDavid Gibson * So when migrating from those versions, poke the incoming offset 1278880ae7deSDavid Gibson * value into the RTC device */ 1279880ae7deSDavid Gibson if (version_id < 3) { 1280880ae7deSDavid Gibson err = spapr_rtc_import_offset(spapr->rtc, spapr->rtc_offset); 1281880ae7deSDavid Gibson } 1282880ae7deSDavid Gibson 1283880ae7deSDavid Gibson return err; 1284880ae7deSDavid Gibson } 1285880ae7deSDavid Gibson 1286880ae7deSDavid Gibson static bool version_before_3(void *opaque, int version_id) 1287880ae7deSDavid Gibson { 1288880ae7deSDavid Gibson return version_id < 3; 1289880ae7deSDavid Gibson } 1290880ae7deSDavid Gibson 12914be21d56SDavid Gibson static const VMStateDescription vmstate_spapr = { 12924be21d56SDavid Gibson .name = "spapr", 1293880ae7deSDavid Gibson .version_id = 3, 12944be21d56SDavid Gibson .minimum_version_id = 1, 1295880ae7deSDavid Gibson .post_load = spapr_post_load, 12964be21d56SDavid Gibson .fields = (VMStateField[]) { 1297880ae7deSDavid Gibson /* used to be @next_irq */ 1298880ae7deSDavid Gibson VMSTATE_UNUSED_BUFFER(version_before_3, 0, 4), 12994be21d56SDavid Gibson 13004be21d56SDavid Gibson /* RTC offset */ 130128e02042SDavid Gibson VMSTATE_UINT64_TEST(rtc_offset, sPAPRMachineState, version_before_3), 1302880ae7deSDavid Gibson 130328e02042SDavid Gibson VMSTATE_PPC_TIMEBASE_V(tb, sPAPRMachineState, 2), 13044be21d56SDavid Gibson VMSTATE_END_OF_LIST() 13054be21d56SDavid Gibson }, 13064be21d56SDavid Gibson }; 13074be21d56SDavid Gibson 13084be21d56SDavid Gibson static int htab_save_setup(QEMUFile *f, void *opaque) 13094be21d56SDavid Gibson { 131028e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 13114be21d56SDavid Gibson 13124be21d56SDavid Gibson /* "Iteration" header */ 13134be21d56SDavid Gibson qemu_put_be32(f, spapr->htab_shift); 13144be21d56SDavid Gibson 1315e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 1316e68cb8b4SAlexey Kardashevskiy spapr->htab_save_index = 0; 1317e68cb8b4SAlexey Kardashevskiy spapr->htab_first_pass = true; 1318e68cb8b4SAlexey Kardashevskiy } else { 1319e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 13204be21d56SDavid Gibson } 13214be21d56SDavid Gibson 1322e68cb8b4SAlexey Kardashevskiy 1323e68cb8b4SAlexey Kardashevskiy return 0; 1324e68cb8b4SAlexey Kardashevskiy } 13254be21d56SDavid Gibson 132628e02042SDavid Gibson static void htab_save_first_pass(QEMUFile *f, sPAPRMachineState *spapr, 13274be21d56SDavid Gibson int64_t max_ns) 13284be21d56SDavid Gibson { 1329378bc217SDavid Gibson bool has_timeout = max_ns != -1; 13304be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 13314be21d56SDavid Gibson int index = spapr->htab_save_index; 1332bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13334be21d56SDavid Gibson 13344be21d56SDavid Gibson assert(spapr->htab_first_pass); 13354be21d56SDavid Gibson 13364be21d56SDavid Gibson do { 13374be21d56SDavid Gibson int chunkstart; 13384be21d56SDavid Gibson 13394be21d56SDavid Gibson /* Consume invalid HPTEs */ 13404be21d56SDavid Gibson while ((index < htabslots) 13414be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 13424be21d56SDavid Gibson index++; 13434be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13444be21d56SDavid Gibson } 13454be21d56SDavid Gibson 13464be21d56SDavid Gibson /* Consume valid HPTEs */ 13474be21d56SDavid Gibson chunkstart = index; 1348338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 13494be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 13504be21d56SDavid Gibson index++; 13514be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 13524be21d56SDavid Gibson } 13534be21d56SDavid Gibson 13544be21d56SDavid Gibson if (index > chunkstart) { 13554be21d56SDavid Gibson int n_valid = index - chunkstart; 13564be21d56SDavid Gibson 13574be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 13584be21d56SDavid Gibson qemu_put_be16(f, n_valid); 13594be21d56SDavid Gibson qemu_put_be16(f, 0); 13604be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 13614be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13624be21d56SDavid Gibson 1363378bc217SDavid Gibson if (has_timeout && 1364378bc217SDavid Gibson (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 13654be21d56SDavid Gibson break; 13664be21d56SDavid Gibson } 13674be21d56SDavid Gibson } 13684be21d56SDavid Gibson } while ((index < htabslots) && !qemu_file_rate_limit(f)); 13694be21d56SDavid Gibson 13704be21d56SDavid Gibson if (index >= htabslots) { 13714be21d56SDavid Gibson assert(index == htabslots); 13724be21d56SDavid Gibson index = 0; 13734be21d56SDavid Gibson spapr->htab_first_pass = false; 13744be21d56SDavid Gibson } 13754be21d56SDavid Gibson spapr->htab_save_index = index; 13764be21d56SDavid Gibson } 13774be21d56SDavid Gibson 137828e02042SDavid Gibson static int htab_save_later_pass(QEMUFile *f, sPAPRMachineState *spapr, 13794be21d56SDavid Gibson int64_t max_ns) 13804be21d56SDavid Gibson { 13814be21d56SDavid Gibson bool final = max_ns < 0; 13824be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 13834be21d56SDavid Gibson int examined = 0, sent = 0; 13844be21d56SDavid Gibson int index = spapr->htab_save_index; 1385bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 13864be21d56SDavid Gibson 13874be21d56SDavid Gibson assert(!spapr->htab_first_pass); 13884be21d56SDavid Gibson 13894be21d56SDavid Gibson do { 13904be21d56SDavid Gibson int chunkstart, invalidstart; 13914be21d56SDavid Gibson 13924be21d56SDavid Gibson /* Consume non-dirty HPTEs */ 13934be21d56SDavid Gibson while ((index < htabslots) 13944be21d56SDavid Gibson && !HPTE_DIRTY(HPTE(spapr->htab, index))) { 13954be21d56SDavid Gibson index++; 13964be21d56SDavid Gibson examined++; 13974be21d56SDavid Gibson } 13984be21d56SDavid Gibson 13994be21d56SDavid Gibson chunkstart = index; 14004be21d56SDavid Gibson /* Consume valid dirty HPTEs */ 1401338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 14024be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 14034be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 14044be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 14054be21d56SDavid Gibson index++; 14064be21d56SDavid Gibson examined++; 14074be21d56SDavid Gibson } 14084be21d56SDavid Gibson 14094be21d56SDavid Gibson invalidstart = index; 14104be21d56SDavid Gibson /* Consume invalid dirty HPTEs */ 1411338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - invalidstart < USHRT_MAX) 14124be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 14134be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 14144be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 14154be21d56SDavid Gibson index++; 14164be21d56SDavid Gibson examined++; 14174be21d56SDavid Gibson } 14184be21d56SDavid Gibson 14194be21d56SDavid Gibson if (index > chunkstart) { 14204be21d56SDavid Gibson int n_valid = invalidstart - chunkstart; 14214be21d56SDavid Gibson int n_invalid = index - invalidstart; 14224be21d56SDavid Gibson 14234be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 14244be21d56SDavid Gibson qemu_put_be16(f, n_valid); 14254be21d56SDavid Gibson qemu_put_be16(f, n_invalid); 14264be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 14274be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 14284be21d56SDavid Gibson sent += index - chunkstart; 14294be21d56SDavid Gibson 1430bc72ad67SAlex Bligh if (!final && (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 14314be21d56SDavid Gibson break; 14324be21d56SDavid Gibson } 14334be21d56SDavid Gibson } 14344be21d56SDavid Gibson 14354be21d56SDavid Gibson if (examined >= htabslots) { 14364be21d56SDavid Gibson break; 14374be21d56SDavid Gibson } 14384be21d56SDavid Gibson 14394be21d56SDavid Gibson if (index >= htabslots) { 14404be21d56SDavid Gibson assert(index == htabslots); 14414be21d56SDavid Gibson index = 0; 14424be21d56SDavid Gibson } 14434be21d56SDavid Gibson } while ((examined < htabslots) && (!qemu_file_rate_limit(f) || final)); 14444be21d56SDavid Gibson 14454be21d56SDavid Gibson if (index >= htabslots) { 14464be21d56SDavid Gibson assert(index == htabslots); 14474be21d56SDavid Gibson index = 0; 14484be21d56SDavid Gibson } 14494be21d56SDavid Gibson 14504be21d56SDavid Gibson spapr->htab_save_index = index; 14514be21d56SDavid Gibson 1452e68cb8b4SAlexey Kardashevskiy return (examined >= htabslots) && (sent == 0) ? 1 : 0; 14534be21d56SDavid Gibson } 14544be21d56SDavid Gibson 1455e68cb8b4SAlexey Kardashevskiy #define MAX_ITERATION_NS 5000000 /* 5 ms */ 1456e68cb8b4SAlexey Kardashevskiy #define MAX_KVM_BUF_SIZE 2048 1457e68cb8b4SAlexey Kardashevskiy 14584be21d56SDavid Gibson static int htab_save_iterate(QEMUFile *f, void *opaque) 14594be21d56SDavid Gibson { 146028e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1461715c5407SDavid Gibson int fd; 1462e68cb8b4SAlexey Kardashevskiy int rc = 0; 14634be21d56SDavid Gibson 14644be21d56SDavid Gibson /* Iteration header */ 14654be21d56SDavid Gibson qemu_put_be32(f, 0); 14664be21d56SDavid Gibson 1467e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1468e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1469e68cb8b4SAlexey Kardashevskiy 1470715c5407SDavid Gibson fd = get_htab_fd(spapr); 1471715c5407SDavid Gibson if (fd < 0) { 1472715c5407SDavid Gibson return fd; 147301a57972SSamuel Mendoza-Jonas } 147401a57972SSamuel Mendoza-Jonas 1475715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, MAX_ITERATION_NS); 1476e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1477e68cb8b4SAlexey Kardashevskiy return rc; 1478e68cb8b4SAlexey Kardashevskiy } 1479e68cb8b4SAlexey Kardashevskiy } else if (spapr->htab_first_pass) { 14804be21d56SDavid Gibson htab_save_first_pass(f, spapr, MAX_ITERATION_NS); 14814be21d56SDavid Gibson } else { 1482e68cb8b4SAlexey Kardashevskiy rc = htab_save_later_pass(f, spapr, MAX_ITERATION_NS); 14834be21d56SDavid Gibson } 14844be21d56SDavid Gibson 14854be21d56SDavid Gibson /* End marker */ 14864be21d56SDavid Gibson qemu_put_be32(f, 0); 14874be21d56SDavid Gibson qemu_put_be16(f, 0); 14884be21d56SDavid Gibson qemu_put_be16(f, 0); 14894be21d56SDavid Gibson 1490e68cb8b4SAlexey Kardashevskiy return rc; 14914be21d56SDavid Gibson } 14924be21d56SDavid Gibson 14934be21d56SDavid Gibson static int htab_save_complete(QEMUFile *f, void *opaque) 14944be21d56SDavid Gibson { 149528e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1496715c5407SDavid Gibson int fd; 14974be21d56SDavid Gibson 14984be21d56SDavid Gibson /* Iteration header */ 14994be21d56SDavid Gibson qemu_put_be32(f, 0); 15004be21d56SDavid Gibson 1501e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1502e68cb8b4SAlexey Kardashevskiy int rc; 1503e68cb8b4SAlexey Kardashevskiy 1504e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1505e68cb8b4SAlexey Kardashevskiy 1506715c5407SDavid Gibson fd = get_htab_fd(spapr); 1507715c5407SDavid Gibson if (fd < 0) { 1508715c5407SDavid Gibson return fd; 150901a57972SSamuel Mendoza-Jonas } 151001a57972SSamuel Mendoza-Jonas 1511715c5407SDavid Gibson rc = kvmppc_save_htab(f, fd, MAX_KVM_BUF_SIZE, -1); 1512e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1513e68cb8b4SAlexey Kardashevskiy return rc; 1514e68cb8b4SAlexey Kardashevskiy } 1515715c5407SDavid Gibson close_htab_fd(spapr); 1516e68cb8b4SAlexey Kardashevskiy } else { 1517378bc217SDavid Gibson if (spapr->htab_first_pass) { 1518378bc217SDavid Gibson htab_save_first_pass(f, spapr, -1); 1519378bc217SDavid Gibson } 15204be21d56SDavid Gibson htab_save_later_pass(f, spapr, -1); 1521e68cb8b4SAlexey Kardashevskiy } 15224be21d56SDavid Gibson 15234be21d56SDavid Gibson /* End marker */ 15244be21d56SDavid Gibson qemu_put_be32(f, 0); 15254be21d56SDavid Gibson qemu_put_be16(f, 0); 15264be21d56SDavid Gibson qemu_put_be16(f, 0); 15274be21d56SDavid Gibson 15284be21d56SDavid Gibson return 0; 15294be21d56SDavid Gibson } 15304be21d56SDavid Gibson 15314be21d56SDavid Gibson static int htab_load(QEMUFile *f, void *opaque, int version_id) 15324be21d56SDavid Gibson { 153328e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 15344be21d56SDavid Gibson uint32_t section_hdr; 1535e68cb8b4SAlexey Kardashevskiy int fd = -1; 15364be21d56SDavid Gibson 15374be21d56SDavid Gibson if (version_id < 1 || version_id > 1) { 153898a5d100SDavid Gibson error_report("htab_load() bad version"); 15394be21d56SDavid Gibson return -EINVAL; 15404be21d56SDavid Gibson } 15414be21d56SDavid Gibson 15424be21d56SDavid Gibson section_hdr = qemu_get_be32(f); 15434be21d56SDavid Gibson 15444be21d56SDavid Gibson if (section_hdr) { 15459897e462SGreg Kurz Error *local_err = NULL; 1546c5f54f3eSDavid Gibson 1547c5f54f3eSDavid Gibson /* First section gives the htab size */ 1548c5f54f3eSDavid Gibson spapr_reallocate_hpt(spapr, section_hdr, &local_err); 1549c5f54f3eSDavid Gibson if (local_err) { 1550c5f54f3eSDavid Gibson error_report_err(local_err); 15514be21d56SDavid Gibson return -EINVAL; 15524be21d56SDavid Gibson } 15534be21d56SDavid Gibson return 0; 15544be21d56SDavid Gibson } 15554be21d56SDavid Gibson 1556e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1557e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1558e68cb8b4SAlexey Kardashevskiy 1559e68cb8b4SAlexey Kardashevskiy fd = kvmppc_get_htab_fd(true); 1560e68cb8b4SAlexey Kardashevskiy if (fd < 0) { 156198a5d100SDavid Gibson error_report("Unable to open fd to restore KVM hash table: %s", 1562e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1563e68cb8b4SAlexey Kardashevskiy } 1564e68cb8b4SAlexey Kardashevskiy } 1565e68cb8b4SAlexey Kardashevskiy 15664be21d56SDavid Gibson while (true) { 15674be21d56SDavid Gibson uint32_t index; 15684be21d56SDavid Gibson uint16_t n_valid, n_invalid; 15694be21d56SDavid Gibson 15704be21d56SDavid Gibson index = qemu_get_be32(f); 15714be21d56SDavid Gibson n_valid = qemu_get_be16(f); 15724be21d56SDavid Gibson n_invalid = qemu_get_be16(f); 15734be21d56SDavid Gibson 15744be21d56SDavid Gibson if ((index == 0) && (n_valid == 0) && (n_invalid == 0)) { 15754be21d56SDavid Gibson /* End of Stream */ 15764be21d56SDavid Gibson break; 15774be21d56SDavid Gibson } 15784be21d56SDavid Gibson 1579e68cb8b4SAlexey Kardashevskiy if ((index + n_valid + n_invalid) > 15804be21d56SDavid Gibson (HTAB_SIZE(spapr) / HASH_PTE_SIZE_64)) { 15814be21d56SDavid Gibson /* Bad index in stream */ 158298a5d100SDavid Gibson error_report( 158398a5d100SDavid Gibson "htab_load() bad index %d (%hd+%hd entries) in htab stream (htab_shift=%d)", 158498a5d100SDavid Gibson index, n_valid, n_invalid, spapr->htab_shift); 15854be21d56SDavid Gibson return -EINVAL; 15864be21d56SDavid Gibson } 15874be21d56SDavid Gibson 1588e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 15894be21d56SDavid Gibson if (n_valid) { 15904be21d56SDavid Gibson qemu_get_buffer(f, HPTE(spapr->htab, index), 15914be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 15924be21d56SDavid Gibson } 15934be21d56SDavid Gibson if (n_invalid) { 15944be21d56SDavid Gibson memset(HPTE(spapr->htab, index + n_valid), 0, 15954be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_invalid); 15964be21d56SDavid Gibson } 1597e68cb8b4SAlexey Kardashevskiy } else { 1598e68cb8b4SAlexey Kardashevskiy int rc; 1599e68cb8b4SAlexey Kardashevskiy 1600e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1601e68cb8b4SAlexey Kardashevskiy 1602e68cb8b4SAlexey Kardashevskiy rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid); 1603e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1604e68cb8b4SAlexey Kardashevskiy return rc; 1605e68cb8b4SAlexey Kardashevskiy } 1606e68cb8b4SAlexey Kardashevskiy } 1607e68cb8b4SAlexey Kardashevskiy } 1608e68cb8b4SAlexey Kardashevskiy 1609e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1610e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1611e68cb8b4SAlexey Kardashevskiy close(fd); 16124be21d56SDavid Gibson } 16134be21d56SDavid Gibson 16144be21d56SDavid Gibson return 0; 16154be21d56SDavid Gibson } 16164be21d56SDavid Gibson 16174be21d56SDavid Gibson static SaveVMHandlers savevm_htab_handlers = { 16184be21d56SDavid Gibson .save_live_setup = htab_save_setup, 16194be21d56SDavid Gibson .save_live_iterate = htab_save_iterate, 1620a3e06c3dSDr. David Alan Gilbert .save_live_complete_precopy = htab_save_complete, 16214be21d56SDavid Gibson .load_state = htab_load, 16224be21d56SDavid Gibson }; 16234be21d56SDavid Gibson 16245b2128d2SAlexander Graf static void spapr_boot_set(void *opaque, const char *boot_device, 16255b2128d2SAlexander Graf Error **errp) 16265b2128d2SAlexander Graf { 16275b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 16285b2128d2SAlexander Graf machine->boot_order = g_strdup(boot_device); 16295b2128d2SAlexander Graf } 16305b2128d2SAlexander Graf 1631224245bfSDavid Gibson /* 1632224245bfSDavid Gibson * Reset routine for LMB DR devices. 1633224245bfSDavid Gibson * 1634224245bfSDavid Gibson * Unlike PCI DR devices, LMB DR devices explicitly register this reset 1635224245bfSDavid Gibson * routine. Reset for PCI DR devices will be handled by PHB reset routine 1636224245bfSDavid Gibson * when it walks all its children devices. LMB devices reset occurs 1637224245bfSDavid Gibson * as part of spapr_ppc_reset(). 1638224245bfSDavid Gibson */ 1639224245bfSDavid Gibson static void spapr_drc_reset(void *opaque) 1640224245bfSDavid Gibson { 1641224245bfSDavid Gibson sPAPRDRConnector *drc = opaque; 1642224245bfSDavid Gibson DeviceState *d = DEVICE(drc); 1643224245bfSDavid Gibson 1644224245bfSDavid Gibson if (d) { 1645224245bfSDavid Gibson device_reset(d); 1646224245bfSDavid Gibson } 1647224245bfSDavid Gibson } 1648224245bfSDavid Gibson 1649224245bfSDavid Gibson static void spapr_create_lmb_dr_connectors(sPAPRMachineState *spapr) 1650224245bfSDavid Gibson { 1651224245bfSDavid Gibson MachineState *machine = MACHINE(spapr); 1652224245bfSDavid Gibson uint64_t lmb_size = SPAPR_MEMORY_BLOCK_SIZE; 1653e8f986fcSBharata B Rao uint32_t nr_lmbs = (machine->maxram_size - machine->ram_size)/lmb_size; 1654224245bfSDavid Gibson int i; 1655224245bfSDavid Gibson 1656224245bfSDavid Gibson for (i = 0; i < nr_lmbs; i++) { 1657224245bfSDavid Gibson sPAPRDRConnector *drc; 1658224245bfSDavid Gibson uint64_t addr; 1659224245bfSDavid Gibson 1660e8f986fcSBharata B Rao addr = i * lmb_size + spapr->hotplug_memory.base; 1661224245bfSDavid Gibson drc = spapr_dr_connector_new(OBJECT(spapr), SPAPR_DR_CONNECTOR_TYPE_LMB, 1662224245bfSDavid Gibson addr/lmb_size); 1663224245bfSDavid Gibson qemu_register_reset(spapr_drc_reset, drc); 1664224245bfSDavid Gibson } 1665224245bfSDavid Gibson } 1666224245bfSDavid Gibson 1667224245bfSDavid Gibson /* 1668224245bfSDavid Gibson * If RAM size, maxmem size and individual node mem sizes aren't aligned 1669224245bfSDavid Gibson * to SPAPR_MEMORY_BLOCK_SIZE(256MB), then refuse to start the guest 1670224245bfSDavid Gibson * since we can't support such unaligned sizes with DRCONF_MEMORY. 1671224245bfSDavid Gibson */ 16727c150d6fSDavid Gibson static void spapr_validate_node_memory(MachineState *machine, Error **errp) 1673224245bfSDavid Gibson { 1674224245bfSDavid Gibson int i; 1675224245bfSDavid Gibson 16767c150d6fSDavid Gibson if (machine->ram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16777c150d6fSDavid Gibson error_setg(errp, "Memory size 0x" RAM_ADDR_FMT 16787c150d6fSDavid Gibson " is not aligned to %llu MiB", 16797c150d6fSDavid Gibson machine->ram_size, 1680224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16817c150d6fSDavid Gibson return; 16827c150d6fSDavid Gibson } 16837c150d6fSDavid Gibson 16847c150d6fSDavid Gibson if (machine->maxram_size % SPAPR_MEMORY_BLOCK_SIZE) { 16857c150d6fSDavid Gibson error_setg(errp, "Maximum memory size 0x" RAM_ADDR_FMT 16867c150d6fSDavid Gibson " is not aligned to %llu MiB", 16877c150d6fSDavid Gibson machine->ram_size, 16887c150d6fSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16897c150d6fSDavid Gibson return; 1690224245bfSDavid Gibson } 1691224245bfSDavid Gibson 1692224245bfSDavid Gibson for (i = 0; i < nb_numa_nodes; i++) { 1693224245bfSDavid Gibson if (numa_info[i].node_mem % SPAPR_MEMORY_BLOCK_SIZE) { 16947c150d6fSDavid Gibson error_setg(errp, 16957c150d6fSDavid Gibson "Node %d memory size 0x%" PRIx64 16967c150d6fSDavid Gibson " is not aligned to %llu MiB", 16977c150d6fSDavid Gibson i, numa_info[i].node_mem, 1698224245bfSDavid Gibson SPAPR_MEMORY_BLOCK_SIZE / M_BYTE); 16997c150d6fSDavid Gibson return; 1700224245bfSDavid Gibson } 1701224245bfSDavid Gibson } 1702224245bfSDavid Gibson } 1703224245bfSDavid Gibson 170453018216SPaolo Bonzini /* pSeries LPAR / sPAPR hardware init */ 17053ef96221SMarcel Apfelbaum static void ppc_spapr_init(MachineState *machine) 170653018216SPaolo Bonzini { 170728e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 1708224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine); 17093ef96221SMarcel Apfelbaum const char *kernel_filename = machine->kernel_filename; 17103ef96221SMarcel Apfelbaum const char *kernel_cmdline = machine->kernel_cmdline; 17113ef96221SMarcel Apfelbaum const char *initrd_filename = machine->initrd_filename; 171253018216SPaolo Bonzini PCIHostState *phb; 171353018216SPaolo Bonzini int i; 171453018216SPaolo Bonzini MemoryRegion *sysmem = get_system_memory(); 171553018216SPaolo Bonzini MemoryRegion *ram = g_new(MemoryRegion, 1); 1716658fa66bSAlexey Kardashevskiy MemoryRegion *rma_region; 1717658fa66bSAlexey Kardashevskiy void *rma = NULL; 171853018216SPaolo Bonzini hwaddr rma_alloc_size; 1719b082d65aSAlexey Kardashevskiy hwaddr node0_size = spapr_node0_size(); 172053018216SPaolo Bonzini uint32_t initrd_base = 0; 172153018216SPaolo Bonzini long kernel_size = 0, initrd_size = 0; 1722b7d1f77aSBenjamin Herrenschmidt long load_limit, fw_size; 172316457e7fSBenjamin Herrenschmidt bool kernel_le = false; 172453018216SPaolo Bonzini char *filename; 172594a94e4cSBharata B Rao int smt = kvmppc_smt_threads(); 172694a94e4cSBharata B Rao int spapr_cores = smp_cpus / smp_threads; 172794a94e4cSBharata B Rao int spapr_max_cores = max_cpus / smp_threads; 172894a94e4cSBharata B Rao 172994a94e4cSBharata B Rao if (smc->dr_cpu_enabled) { 173094a94e4cSBharata B Rao if (smp_cpus % smp_threads) { 173194a94e4cSBharata B Rao error_report("smp_cpus (%u) must be multiple of threads (%u)", 173294a94e4cSBharata B Rao smp_cpus, smp_threads); 173394a94e4cSBharata B Rao exit(1); 173494a94e4cSBharata B Rao } 173594a94e4cSBharata B Rao if (max_cpus % smp_threads) { 173694a94e4cSBharata B Rao error_report("max_cpus (%u) must be multiple of threads (%u)", 173794a94e4cSBharata B Rao max_cpus, smp_threads); 173894a94e4cSBharata B Rao exit(1); 173994a94e4cSBharata B Rao } 174094a94e4cSBharata B Rao } 174153018216SPaolo Bonzini 1742226419d6SMichael S. Tsirkin msi_nonbroken = true; 174353018216SPaolo Bonzini 174453018216SPaolo Bonzini QLIST_INIT(&spapr->phbs); 174553018216SPaolo Bonzini 174653018216SPaolo Bonzini cpu_ppc_hypercall = emulate_spapr_hypercall; 174753018216SPaolo Bonzini 174853018216SPaolo Bonzini /* Allocate RMA if necessary */ 1749658fa66bSAlexey Kardashevskiy rma_alloc_size = kvmppc_alloc_rma(&rma); 175053018216SPaolo Bonzini 175153018216SPaolo Bonzini if (rma_alloc_size == -1) { 1752730fce59SThomas Huth error_report("Unable to create RMA"); 175353018216SPaolo Bonzini exit(1); 175453018216SPaolo Bonzini } 175553018216SPaolo Bonzini 1756c4177479SAlexey Kardashevskiy if (rma_alloc_size && (rma_alloc_size < node0_size)) { 175753018216SPaolo Bonzini spapr->rma_size = rma_alloc_size; 175853018216SPaolo Bonzini } else { 1759c4177479SAlexey Kardashevskiy spapr->rma_size = node0_size; 176053018216SPaolo Bonzini 176153018216SPaolo Bonzini /* With KVM, we don't actually know whether KVM supports an 176253018216SPaolo Bonzini * unbounded RMA (PR KVM) or is limited by the hash table size 176353018216SPaolo Bonzini * (HV KVM using VRMA), so we always assume the latter 176453018216SPaolo Bonzini * 176553018216SPaolo Bonzini * In that case, we also limit the initial allocations for RTAS 176653018216SPaolo Bonzini * etc... to 256M since we have no way to know what the VRMA size 176753018216SPaolo Bonzini * is going to be as it depends on the size of the hash table 176853018216SPaolo Bonzini * isn't determined yet. 176953018216SPaolo Bonzini */ 177053018216SPaolo Bonzini if (kvm_enabled()) { 177153018216SPaolo Bonzini spapr->vrma_adjust = 1; 177253018216SPaolo Bonzini spapr->rma_size = MIN(spapr->rma_size, 0x10000000); 177353018216SPaolo Bonzini } 177453018216SPaolo Bonzini } 177553018216SPaolo Bonzini 1776c4177479SAlexey Kardashevskiy if (spapr->rma_size > node0_size) { 1777d54e4d76SDavid Gibson error_report("Numa node 0 has to span the RMA (%#08"HWADDR_PRIx")", 1778c4177479SAlexey Kardashevskiy spapr->rma_size); 1779c4177479SAlexey Kardashevskiy exit(1); 1780c4177479SAlexey Kardashevskiy } 1781c4177479SAlexey Kardashevskiy 1782b7d1f77aSBenjamin Herrenschmidt /* Setup a load limit for the ramdisk leaving room for SLOF and FDT */ 1783b7d1f77aSBenjamin Herrenschmidt load_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR) - FW_OVERHEAD; 178453018216SPaolo Bonzini 17857b565160SDavid Gibson /* Set up Interrupt Controller before we create the VCPUs */ 178627f24582SBenjamin Herrenschmidt spapr->xics = xics_system_init(machine, 178794a94e4cSBharata B Rao DIV_ROUND_UP(max_cpus * smt, smp_threads), 1788161deaf2SBenjamin Herrenschmidt XICS_IRQS_SPAPR, &error_fatal); 17897b565160SDavid Gibson 1790224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 17917c150d6fSDavid Gibson spapr_validate_node_memory(machine, &error_fatal); 1792224245bfSDavid Gibson } 1793224245bfSDavid Gibson 179453018216SPaolo Bonzini /* init CPUs */ 179519fb2c36SBharata B Rao if (machine->cpu_model == NULL) { 179619fb2c36SBharata B Rao machine->cpu_model = kvm_enabled() ? "host" : "POWER7"; 179753018216SPaolo Bonzini } 179894a94e4cSBharata B Rao 179994a94e4cSBharata B Rao if (smc->dr_cpu_enabled) { 180094a94e4cSBharata B Rao char *type = spapr_get_cpu_core_type(machine->cpu_model); 180194a94e4cSBharata B Rao 180294a94e4cSBharata B Rao spapr->cores = g_new0(Object *, spapr_max_cores); 1803af81cf32SBharata B Rao for (i = 0; i < spapr_max_cores; i++) { 180494a94e4cSBharata B Rao int core_dt_id = i * smt; 1805af81cf32SBharata B Rao sPAPRDRConnector *drc = 1806af81cf32SBharata B Rao spapr_dr_connector_new(OBJECT(spapr), 1807af81cf32SBharata B Rao SPAPR_DR_CONNECTOR_TYPE_CPU, core_dt_id); 1808af81cf32SBharata B Rao 1809af81cf32SBharata B Rao qemu_register_reset(spapr_drc_reset, drc); 1810af81cf32SBharata B Rao 1811af81cf32SBharata B Rao if (i < spapr_cores) { 1812af81cf32SBharata B Rao char *type = spapr_get_cpu_core_type(machine->cpu_model); 181394a94e4cSBharata B Rao Object *core; 181494a94e4cSBharata B Rao 181594a94e4cSBharata B Rao if (!object_class_by_name(type)) { 181694a94e4cSBharata B Rao error_report("Unable to find sPAPR CPU Core definition"); 181794a94e4cSBharata B Rao exit(1); 181894a94e4cSBharata B Rao } 181994a94e4cSBharata B Rao 182094a94e4cSBharata B Rao core = object_new(type); 182194a94e4cSBharata B Rao object_property_set_int(core, smp_threads, "nr-threads", 182294a94e4cSBharata B Rao &error_fatal); 182394a94e4cSBharata B Rao object_property_set_int(core, core_dt_id, CPU_CORE_PROP_CORE_ID, 182494a94e4cSBharata B Rao &error_fatal); 182594a94e4cSBharata B Rao object_property_set_bool(core, true, "realized", &error_fatal); 182694a94e4cSBharata B Rao } 1827af81cf32SBharata B Rao } 182894a94e4cSBharata B Rao g_free(type); 182994a94e4cSBharata B Rao } else { 183053018216SPaolo Bonzini for (i = 0; i < smp_cpus; i++) { 183194a94e4cSBharata B Rao PowerPCCPU *cpu = cpu_ppc_init(machine->cpu_model); 183253018216SPaolo Bonzini if (cpu == NULL) { 1833569f4967SDavid Gibson error_report("Unable to find PowerPC CPU definition"); 183453018216SPaolo Bonzini exit(1); 183553018216SPaolo Bonzini } 1836569f4967SDavid Gibson spapr_cpu_init(spapr, cpu, &error_fatal); 183753018216SPaolo Bonzini } 183894a94e4cSBharata B Rao } 183953018216SPaolo Bonzini 1840026bfd89SDavid Gibson if (kvm_enabled()) { 1841026bfd89SDavid Gibson /* Enable H_LOGICAL_CI_* so SLOF can talk to in-kernel devices */ 1842026bfd89SDavid Gibson kvmppc_enable_logical_ci_hcalls(); 1843ef9971ddSAlexey Kardashevskiy kvmppc_enable_set_mode_hcall(); 1844026bfd89SDavid Gibson } 1845026bfd89SDavid Gibson 184653018216SPaolo Bonzini /* allocate RAM */ 1847f92f5da1SAlexey Kardashevskiy memory_region_allocate_system_memory(ram, NULL, "ppc_spapr.ram", 1848fb164994SDavid Gibson machine->ram_size); 1849f92f5da1SAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, ram); 185053018216SPaolo Bonzini 1851658fa66bSAlexey Kardashevskiy if (rma_alloc_size && rma) { 1852658fa66bSAlexey Kardashevskiy rma_region = g_new(MemoryRegion, 1); 1853658fa66bSAlexey Kardashevskiy memory_region_init_ram_ptr(rma_region, NULL, "ppc_spapr.rma", 1854658fa66bSAlexey Kardashevskiy rma_alloc_size, rma); 1855658fa66bSAlexey Kardashevskiy vmstate_register_ram_global(rma_region); 1856658fa66bSAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, rma_region); 1857658fa66bSAlexey Kardashevskiy } 1858658fa66bSAlexey Kardashevskiy 18594a1c9cf0SBharata B Rao /* initialize hotplug memory address space */ 18604a1c9cf0SBharata B Rao if (machine->ram_size < machine->maxram_size) { 18614a1c9cf0SBharata B Rao ram_addr_t hotplug_mem_size = machine->maxram_size - machine->ram_size; 186271c9a3ddSBharata B Rao /* 186371c9a3ddSBharata B Rao * Limit the number of hotpluggable memory slots to half the number 186471c9a3ddSBharata B Rao * slots that KVM supports, leaving the other half for PCI and other 186571c9a3ddSBharata B Rao * devices. However ensure that number of slots doesn't drop below 32. 186671c9a3ddSBharata B Rao */ 186771c9a3ddSBharata B Rao int max_memslots = kvm_enabled() ? kvm_get_max_memslots() / 2 : 186871c9a3ddSBharata B Rao SPAPR_MAX_RAM_SLOTS; 18694a1c9cf0SBharata B Rao 187071c9a3ddSBharata B Rao if (max_memslots < SPAPR_MAX_RAM_SLOTS) { 187171c9a3ddSBharata B Rao max_memslots = SPAPR_MAX_RAM_SLOTS; 187271c9a3ddSBharata B Rao } 187371c9a3ddSBharata B Rao if (machine->ram_slots > max_memslots) { 1874d54e4d76SDavid Gibson error_report("Specified number of memory slots %" 1875d54e4d76SDavid Gibson PRIu64" exceeds max supported %d", 187671c9a3ddSBharata B Rao machine->ram_slots, max_memslots); 1877d54e4d76SDavid Gibson exit(1); 18784a1c9cf0SBharata B Rao } 18794a1c9cf0SBharata B Rao 18804a1c9cf0SBharata B Rao spapr->hotplug_memory.base = ROUND_UP(machine->ram_size, 18814a1c9cf0SBharata B Rao SPAPR_HOTPLUG_MEM_ALIGN); 18824a1c9cf0SBharata B Rao memory_region_init(&spapr->hotplug_memory.mr, OBJECT(spapr), 18834a1c9cf0SBharata B Rao "hotplug-memory", hotplug_mem_size); 18844a1c9cf0SBharata B Rao memory_region_add_subregion(sysmem, spapr->hotplug_memory.base, 18854a1c9cf0SBharata B Rao &spapr->hotplug_memory.mr); 18864a1c9cf0SBharata B Rao } 18874a1c9cf0SBharata B Rao 1888224245bfSDavid Gibson if (smc->dr_lmb_enabled) { 1889224245bfSDavid Gibson spapr_create_lmb_dr_connectors(spapr); 1890224245bfSDavid Gibson } 1891224245bfSDavid Gibson 189253018216SPaolo Bonzini filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin"); 18934c56440dSStefan Weil if (!filename) { 1894730fce59SThomas Huth error_report("Could not find LPAR rtas '%s'", "spapr-rtas.bin"); 18954c56440dSStefan Weil exit(1); 18964c56440dSStefan Weil } 1897b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size = get_image_size(filename); 18988afc22a2SZhou Jie if (spapr->rtas_size < 0) { 18998afc22a2SZhou Jie error_report("Could not get size of LPAR rtas '%s'", filename); 19008afc22a2SZhou Jie exit(1); 19018afc22a2SZhou Jie } 1902b7d1f77aSBenjamin Herrenschmidt spapr->rtas_blob = g_malloc(spapr->rtas_size); 1903b7d1f77aSBenjamin Herrenschmidt if (load_image_size(filename, spapr->rtas_blob, spapr->rtas_size) < 0) { 1904730fce59SThomas Huth error_report("Could not load LPAR rtas '%s'", filename); 190553018216SPaolo Bonzini exit(1); 190653018216SPaolo Bonzini } 190753018216SPaolo Bonzini if (spapr->rtas_size > RTAS_MAX_SIZE) { 1908730fce59SThomas Huth error_report("RTAS too big ! 0x%zx bytes (max is 0x%x)", 19092f285bddSPeter Maydell (size_t)spapr->rtas_size, RTAS_MAX_SIZE); 191053018216SPaolo Bonzini exit(1); 191153018216SPaolo Bonzini } 191253018216SPaolo Bonzini g_free(filename); 191353018216SPaolo Bonzini 191453018216SPaolo Bonzini /* Set up EPOW events infrastructure */ 191553018216SPaolo Bonzini spapr_events_init(spapr); 191653018216SPaolo Bonzini 191712f42174SDavid Gibson /* Set up the RTC RTAS interfaces */ 191828df36a1SDavid Gibson spapr_rtc_create(spapr); 191912f42174SDavid Gibson 192053018216SPaolo Bonzini /* Set up VIO bus */ 192153018216SPaolo Bonzini spapr->vio_bus = spapr_vio_bus_init(); 192253018216SPaolo Bonzini 192353018216SPaolo Bonzini for (i = 0; i < MAX_SERIAL_PORTS; i++) { 192453018216SPaolo Bonzini if (serial_hds[i]) { 192553018216SPaolo Bonzini spapr_vty_create(spapr->vio_bus, serial_hds[i]); 192653018216SPaolo Bonzini } 192753018216SPaolo Bonzini } 192853018216SPaolo Bonzini 192953018216SPaolo Bonzini /* We always have at least the nvram device on VIO */ 193053018216SPaolo Bonzini spapr_create_nvram(spapr); 193153018216SPaolo Bonzini 193253018216SPaolo Bonzini /* Set up PCI */ 193353018216SPaolo Bonzini spapr_pci_rtas_init(); 193453018216SPaolo Bonzini 193589dfd6e1SDavid Gibson phb = spapr_create_phb(spapr, 0); 193653018216SPaolo Bonzini 193753018216SPaolo Bonzini for (i = 0; i < nb_nics; i++) { 193853018216SPaolo Bonzini NICInfo *nd = &nd_table[i]; 193953018216SPaolo Bonzini 194053018216SPaolo Bonzini if (!nd->model) { 194153018216SPaolo Bonzini nd->model = g_strdup("ibmveth"); 194253018216SPaolo Bonzini } 194353018216SPaolo Bonzini 194453018216SPaolo Bonzini if (strcmp(nd->model, "ibmveth") == 0) { 194553018216SPaolo Bonzini spapr_vlan_create(spapr->vio_bus, nd); 194653018216SPaolo Bonzini } else { 194729b358f9SDavid Gibson pci_nic_init_nofail(&nd_table[i], phb->bus, nd->model, NULL); 194853018216SPaolo Bonzini } 194953018216SPaolo Bonzini } 195053018216SPaolo Bonzini 195153018216SPaolo Bonzini for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) { 195253018216SPaolo Bonzini spapr_vscsi_create(spapr->vio_bus); 195353018216SPaolo Bonzini } 195453018216SPaolo Bonzini 195553018216SPaolo Bonzini /* Graphics */ 195614c6a894SDavid Gibson if (spapr_vga_init(phb->bus, &error_fatal)) { 195753018216SPaolo Bonzini spapr->has_graphics = true; 1958c6e76503SPaolo Bonzini machine->usb |= defaults_enabled() && !machine->usb_disabled; 195953018216SPaolo Bonzini } 196053018216SPaolo Bonzini 19614ee9ced9SMarcel Apfelbaum if (machine->usb) { 196257040d45SThomas Huth if (smc->use_ohci_by_default) { 196353018216SPaolo Bonzini pci_create_simple(phb->bus, -1, "pci-ohci"); 196457040d45SThomas Huth } else { 196557040d45SThomas Huth pci_create_simple(phb->bus, -1, "nec-usb-xhci"); 196657040d45SThomas Huth } 1967c86580b8SMarkus Armbruster 196853018216SPaolo Bonzini if (spapr->has_graphics) { 1969c86580b8SMarkus Armbruster USBBus *usb_bus = usb_bus_find(-1); 1970c86580b8SMarkus Armbruster 1971c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-kbd"); 1972c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-mouse"); 197353018216SPaolo Bonzini } 197453018216SPaolo Bonzini } 197553018216SPaolo Bonzini 197653018216SPaolo Bonzini if (spapr->rma_size < (MIN_RMA_SLOF << 20)) { 1977d54e4d76SDavid Gibson error_report( 1978d54e4d76SDavid Gibson "pSeries SLOF firmware requires >= %ldM guest RMA (Real Mode Area memory)", 1979d54e4d76SDavid Gibson MIN_RMA_SLOF); 198053018216SPaolo Bonzini exit(1); 198153018216SPaolo Bonzini } 198253018216SPaolo Bonzini 198353018216SPaolo Bonzini if (kernel_filename) { 198453018216SPaolo Bonzini uint64_t lowaddr = 0; 198553018216SPaolo Bonzini 198653018216SPaolo Bonzini kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, 19877ef295eaSPeter Crosthwaite NULL, &lowaddr, NULL, 1, PPC_ELF_MACHINE, 19887ef295eaSPeter Crosthwaite 0, 0); 19893b66da82SAlexey Kardashevskiy if (kernel_size == ELF_LOAD_WRONG_ENDIAN) { 199016457e7fSBenjamin Herrenschmidt kernel_size = load_elf(kernel_filename, 199116457e7fSBenjamin Herrenschmidt translate_kernel_address, NULL, 19927ef295eaSPeter Crosthwaite NULL, &lowaddr, NULL, 0, PPC_ELF_MACHINE, 19937ef295eaSPeter Crosthwaite 0, 0); 199416457e7fSBenjamin Herrenschmidt kernel_le = kernel_size > 0; 199516457e7fSBenjamin Herrenschmidt } 199616457e7fSBenjamin Herrenschmidt if (kernel_size < 0) { 1997d54e4d76SDavid Gibson error_report("error loading %s: %s", 19983b66da82SAlexey Kardashevskiy kernel_filename, load_elf_strerror(kernel_size)); 199953018216SPaolo Bonzini exit(1); 200053018216SPaolo Bonzini } 200153018216SPaolo Bonzini 200253018216SPaolo Bonzini /* load initrd */ 200353018216SPaolo Bonzini if (initrd_filename) { 200453018216SPaolo Bonzini /* Try to locate the initrd in the gap between the kernel 200553018216SPaolo Bonzini * and the firmware. Add a bit of space just in case 200653018216SPaolo Bonzini */ 200753018216SPaolo Bonzini initrd_base = (KERNEL_LOAD_ADDR + kernel_size + 0x1ffff) & ~0xffff; 200853018216SPaolo Bonzini initrd_size = load_image_targphys(initrd_filename, initrd_base, 200953018216SPaolo Bonzini load_limit - initrd_base); 201053018216SPaolo Bonzini if (initrd_size < 0) { 2011d54e4d76SDavid Gibson error_report("could not load initial ram disk '%s'", 201253018216SPaolo Bonzini initrd_filename); 201353018216SPaolo Bonzini exit(1); 201453018216SPaolo Bonzini } 201553018216SPaolo Bonzini } else { 201653018216SPaolo Bonzini initrd_base = 0; 201753018216SPaolo Bonzini initrd_size = 0; 201853018216SPaolo Bonzini } 201953018216SPaolo Bonzini } 202053018216SPaolo Bonzini 20218e7ea787SAndreas Färber if (bios_name == NULL) { 20228e7ea787SAndreas Färber bios_name = FW_FILE_NAME; 20238e7ea787SAndreas Färber } 20248e7ea787SAndreas Färber filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); 20254c56440dSStefan Weil if (!filename) { 202668fea5a0SThomas Huth error_report("Could not find LPAR firmware '%s'", bios_name); 20274c56440dSStefan Weil exit(1); 20284c56440dSStefan Weil } 202953018216SPaolo Bonzini fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE); 203068fea5a0SThomas Huth if (fw_size <= 0) { 203168fea5a0SThomas Huth error_report("Could not load LPAR firmware '%s'", filename); 203253018216SPaolo Bonzini exit(1); 203353018216SPaolo Bonzini } 203453018216SPaolo Bonzini g_free(filename); 203553018216SPaolo Bonzini 203628e02042SDavid Gibson /* FIXME: Should register things through the MachineState's qdev 203728e02042SDavid Gibson * interface, this is a legacy from the sPAPREnvironment structure 203828e02042SDavid Gibson * which predated MachineState but had a similar function */ 20394be21d56SDavid Gibson vmstate_register(NULL, 0, &vmstate_spapr, spapr); 20404be21d56SDavid Gibson register_savevm_live(NULL, "spapr/htab", -1, 1, 20414be21d56SDavid Gibson &savevm_htab_handlers, spapr); 20424be21d56SDavid Gibson 204353018216SPaolo Bonzini /* Prepare the device tree */ 20443bbf37f2SAndreas Färber spapr->fdt_skel = spapr_create_fdt_skel(initrd_base, initrd_size, 204516457e7fSBenjamin Herrenschmidt kernel_size, kernel_le, 204631fe14d1SNathan Fontenot kernel_cmdline, 204731fe14d1SNathan Fontenot spapr->check_exception_irq); 204853018216SPaolo Bonzini assert(spapr->fdt_skel != NULL); 20495b2128d2SAlexander Graf 205046503c2bSMichael Roth /* used by RTAS */ 205146503c2bSMichael Roth QTAILQ_INIT(&spapr->ccs_list); 205246503c2bSMichael Roth qemu_register_reset(spapr_ccs_reset_hook, spapr); 205346503c2bSMichael Roth 20545b2128d2SAlexander Graf qemu_register_boot_set(spapr_boot_set, spapr); 205553018216SPaolo Bonzini } 205653018216SPaolo Bonzini 2057135a129aSAneesh Kumar K.V static int spapr_kvm_type(const char *vm_type) 2058135a129aSAneesh Kumar K.V { 2059135a129aSAneesh Kumar K.V if (!vm_type) { 2060135a129aSAneesh Kumar K.V return 0; 2061135a129aSAneesh Kumar K.V } 2062135a129aSAneesh Kumar K.V 2063135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "HV")) { 2064135a129aSAneesh Kumar K.V return 1; 2065135a129aSAneesh Kumar K.V } 2066135a129aSAneesh Kumar K.V 2067135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "PR")) { 2068135a129aSAneesh Kumar K.V return 2; 2069135a129aSAneesh Kumar K.V } 2070135a129aSAneesh Kumar K.V 2071135a129aSAneesh Kumar K.V error_report("Unknown kvm-type specified '%s'", vm_type); 2072135a129aSAneesh Kumar K.V exit(1); 2073135a129aSAneesh Kumar K.V } 2074135a129aSAneesh Kumar K.V 207571461b0fSAlexey Kardashevskiy /* 2076627b84f4SGonglei * Implementation of an interface to adjust firmware path 207771461b0fSAlexey Kardashevskiy * for the bootindex property handling. 207871461b0fSAlexey Kardashevskiy */ 207971461b0fSAlexey Kardashevskiy static char *spapr_get_fw_dev_path(FWPathProvider *p, BusState *bus, 208071461b0fSAlexey Kardashevskiy DeviceState *dev) 208171461b0fSAlexey Kardashevskiy { 208271461b0fSAlexey Kardashevskiy #define CAST(type, obj, name) \ 208371461b0fSAlexey Kardashevskiy ((type *)object_dynamic_cast(OBJECT(obj), (name))) 208471461b0fSAlexey Kardashevskiy SCSIDevice *d = CAST(SCSIDevice, dev, TYPE_SCSI_DEVICE); 208571461b0fSAlexey Kardashevskiy sPAPRPHBState *phb = CAST(sPAPRPHBState, dev, TYPE_SPAPR_PCI_HOST_BRIDGE); 208671461b0fSAlexey Kardashevskiy 208771461b0fSAlexey Kardashevskiy if (d) { 208871461b0fSAlexey Kardashevskiy void *spapr = CAST(void, bus->parent, "spapr-vscsi"); 208971461b0fSAlexey Kardashevskiy VirtIOSCSI *virtio = CAST(VirtIOSCSI, bus->parent, TYPE_VIRTIO_SCSI); 209071461b0fSAlexey Kardashevskiy USBDevice *usb = CAST(USBDevice, bus->parent, TYPE_USB_DEVICE); 209171461b0fSAlexey Kardashevskiy 209271461b0fSAlexey Kardashevskiy if (spapr) { 209371461b0fSAlexey Kardashevskiy /* 209471461b0fSAlexey Kardashevskiy * Replace "channel@0/disk@0,0" with "disk@8000000000000000": 209571461b0fSAlexey Kardashevskiy * We use SRP luns of the form 8000 | (bus << 8) | (id << 5) | lun 209671461b0fSAlexey Kardashevskiy * in the top 16 bits of the 64-bit LUN 209771461b0fSAlexey Kardashevskiy */ 209871461b0fSAlexey Kardashevskiy unsigned id = 0x8000 | (d->id << 8) | d->lun; 209971461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 210071461b0fSAlexey Kardashevskiy (uint64_t)id << 48); 210171461b0fSAlexey Kardashevskiy } else if (virtio) { 210271461b0fSAlexey Kardashevskiy /* 210371461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (target << 8) | lun 210471461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 210571461b0fSAlexey Kardashevskiy * Note: the quote above is from SLOF and it is wrong, 210671461b0fSAlexey Kardashevskiy * the actual binding is: 210771461b0fSAlexey Kardashevskiy * swap 0100 or 10 << or 20 << ( target lun-id -- srplun ) 210871461b0fSAlexey Kardashevskiy */ 210971461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (d->id << 16) | d->lun; 211071461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 211171461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 211271461b0fSAlexey Kardashevskiy } else if (usb) { 211371461b0fSAlexey Kardashevskiy /* 211471461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (usb-port << 16) | lun 211571461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 211671461b0fSAlexey Kardashevskiy */ 211771461b0fSAlexey Kardashevskiy unsigned usb_port = atoi(usb->port->path); 211871461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (usb_port << 16) | d->lun; 211971461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 212071461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 212171461b0fSAlexey Kardashevskiy } 212271461b0fSAlexey Kardashevskiy } 212371461b0fSAlexey Kardashevskiy 212471461b0fSAlexey Kardashevskiy if (phb) { 212571461b0fSAlexey Kardashevskiy /* Replace "pci" with "pci@800000020000000" */ 212671461b0fSAlexey Kardashevskiy return g_strdup_printf("pci@%"PRIX64, phb->buid); 212771461b0fSAlexey Kardashevskiy } 212871461b0fSAlexey Kardashevskiy 212971461b0fSAlexey Kardashevskiy return NULL; 213071461b0fSAlexey Kardashevskiy } 213171461b0fSAlexey Kardashevskiy 213223825581SEduardo Habkost static char *spapr_get_kvm_type(Object *obj, Error **errp) 213323825581SEduardo Habkost { 213428e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 213523825581SEduardo Habkost 213628e02042SDavid Gibson return g_strdup(spapr->kvm_type); 213723825581SEduardo Habkost } 213823825581SEduardo Habkost 213923825581SEduardo Habkost static void spapr_set_kvm_type(Object *obj, const char *value, Error **errp) 214023825581SEduardo Habkost { 214128e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 214223825581SEduardo Habkost 214328e02042SDavid Gibson g_free(spapr->kvm_type); 214428e02042SDavid Gibson spapr->kvm_type = g_strdup(value); 214523825581SEduardo Habkost } 214623825581SEduardo Habkost 214723825581SEduardo Habkost static void spapr_machine_initfn(Object *obj) 214823825581SEduardo Habkost { 2149715c5407SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 2150715c5407SDavid Gibson 2151715c5407SDavid Gibson spapr->htab_fd = -1; 215223825581SEduardo Habkost object_property_add_str(obj, "kvm-type", 215323825581SEduardo Habkost spapr_get_kvm_type, spapr_set_kvm_type, NULL); 215449d2e648SMarcel Apfelbaum object_property_set_description(obj, "kvm-type", 215549d2e648SMarcel Apfelbaum "Specifies the KVM virtualization mode (HV, PR)", 215649d2e648SMarcel Apfelbaum NULL); 215723825581SEduardo Habkost } 215823825581SEduardo Habkost 215987bbdd9cSDavid Gibson static void spapr_machine_finalizefn(Object *obj) 216087bbdd9cSDavid Gibson { 216187bbdd9cSDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 216287bbdd9cSDavid Gibson 216387bbdd9cSDavid Gibson g_free(spapr->kvm_type); 216487bbdd9cSDavid Gibson } 216587bbdd9cSDavid Gibson 216634316482SAlexey Kardashevskiy static void ppc_cpu_do_nmi_on_cpu(void *arg) 216734316482SAlexey Kardashevskiy { 216834316482SAlexey Kardashevskiy CPUState *cs = arg; 216934316482SAlexey Kardashevskiy 217034316482SAlexey Kardashevskiy cpu_synchronize_state(cs); 217134316482SAlexey Kardashevskiy ppc_cpu_do_system_reset(cs); 217234316482SAlexey Kardashevskiy } 217334316482SAlexey Kardashevskiy 217434316482SAlexey Kardashevskiy static void spapr_nmi(NMIState *n, int cpu_index, Error **errp) 217534316482SAlexey Kardashevskiy { 217634316482SAlexey Kardashevskiy CPUState *cs; 217734316482SAlexey Kardashevskiy 217834316482SAlexey Kardashevskiy CPU_FOREACH(cs) { 217934316482SAlexey Kardashevskiy async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, cs); 218034316482SAlexey Kardashevskiy } 218134316482SAlexey Kardashevskiy } 218234316482SAlexey Kardashevskiy 2183c20d332aSBharata B Rao static void spapr_add_lmbs(DeviceState *dev, uint64_t addr, uint64_t size, 2184c20d332aSBharata B Rao uint32_t node, Error **errp) 2185c20d332aSBharata B Rao { 2186c20d332aSBharata B Rao sPAPRDRConnector *drc; 2187c20d332aSBharata B Rao sPAPRDRConnectorClass *drck; 2188c20d332aSBharata B Rao uint32_t nr_lmbs = size/SPAPR_MEMORY_BLOCK_SIZE; 2189c20d332aSBharata B Rao int i, fdt_offset, fdt_size; 2190c20d332aSBharata B Rao void *fdt; 2191c20d332aSBharata B Rao 2192c20d332aSBharata B Rao for (i = 0; i < nr_lmbs; i++) { 2193c20d332aSBharata B Rao drc = spapr_dr_connector_by_id(SPAPR_DR_CONNECTOR_TYPE_LMB, 2194c20d332aSBharata B Rao addr/SPAPR_MEMORY_BLOCK_SIZE); 2195c20d332aSBharata B Rao g_assert(drc); 2196c20d332aSBharata B Rao 2197c20d332aSBharata B Rao fdt = create_device_tree(&fdt_size); 2198c20d332aSBharata B Rao fdt_offset = spapr_populate_memory_node(fdt, node, addr, 2199c20d332aSBharata B Rao SPAPR_MEMORY_BLOCK_SIZE); 2200c20d332aSBharata B Rao 2201c20d332aSBharata B Rao drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc); 2202c20d332aSBharata B Rao drck->attach(drc, dev, fdt, fdt_offset, !dev->hotplugged, errp); 2203c20d332aSBharata B Rao addr += SPAPR_MEMORY_BLOCK_SIZE; 2204c20d332aSBharata B Rao } 22055dd5238cSJianjun Duan /* send hotplug notification to the 22065dd5238cSJianjun Duan * guest only in case of hotplugged memory 22075dd5238cSJianjun Duan */ 22085dd5238cSJianjun Duan if (dev->hotplugged) { 22090a417869SBharata B Rao spapr_hotplug_req_add_by_count(SPAPR_DR_CONNECTOR_TYPE_LMB, nr_lmbs); 2210c20d332aSBharata B Rao } 22115dd5238cSJianjun Duan } 2212c20d332aSBharata B Rao 2213c20d332aSBharata B Rao static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev, 2214c20d332aSBharata B Rao uint32_t node, Error **errp) 2215c20d332aSBharata B Rao { 2216c20d332aSBharata B Rao Error *local_err = NULL; 2217c20d332aSBharata B Rao sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev); 2218c20d332aSBharata B Rao PCDIMMDevice *dimm = PC_DIMM(dev); 2219c20d332aSBharata B Rao PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); 2220c20d332aSBharata B Rao MemoryRegion *mr = ddc->get_memory_region(dimm); 2221c20d332aSBharata B Rao uint64_t align = memory_region_get_alignment(mr); 2222c20d332aSBharata B Rao uint64_t size = memory_region_size(mr); 2223c20d332aSBharata B Rao uint64_t addr; 2224c20d332aSBharata B Rao 2225c20d332aSBharata B Rao if (size % SPAPR_MEMORY_BLOCK_SIZE) { 2226c20d332aSBharata B Rao error_setg(&local_err, "Hotplugged memory size must be a multiple of " 2227c20d332aSBharata B Rao "%lld MB", SPAPR_MEMORY_BLOCK_SIZE/M_BYTE); 2228c20d332aSBharata B Rao goto out; 2229c20d332aSBharata B Rao } 2230c20d332aSBharata B Rao 2231d6a9b0b8SMichael S. Tsirkin pc_dimm_memory_plug(dev, &ms->hotplug_memory, mr, align, &local_err); 2232c20d332aSBharata B Rao if (local_err) { 2233c20d332aSBharata B Rao goto out; 2234c20d332aSBharata B Rao } 2235c20d332aSBharata B Rao 2236c20d332aSBharata B Rao addr = object_property_get_int(OBJECT(dimm), PC_DIMM_ADDR_PROP, &local_err); 2237c20d332aSBharata B Rao if (local_err) { 2238c20d332aSBharata B Rao pc_dimm_memory_unplug(dev, &ms->hotplug_memory, mr); 2239c20d332aSBharata B Rao goto out; 2240c20d332aSBharata B Rao } 2241c20d332aSBharata B Rao 2242c20d332aSBharata B Rao spapr_add_lmbs(dev, addr, size, node, &error_abort); 2243c20d332aSBharata B Rao 2244c20d332aSBharata B Rao out: 2245c20d332aSBharata B Rao error_propagate(errp, local_err); 2246c20d332aSBharata B Rao } 2247c20d332aSBharata B Rao 2248af81cf32SBharata B Rao void *spapr_populate_hotplug_cpu_dt(CPUState *cs, int *fdt_offset, 2249af81cf32SBharata B Rao sPAPRMachineState *spapr) 2250af81cf32SBharata B Rao { 2251af81cf32SBharata B Rao PowerPCCPU *cpu = POWERPC_CPU(cs); 2252af81cf32SBharata B Rao DeviceClass *dc = DEVICE_GET_CLASS(cs); 2253af81cf32SBharata B Rao int id = ppc_get_vcpu_dt_id(cpu); 2254af81cf32SBharata B Rao void *fdt; 2255af81cf32SBharata B Rao int offset, fdt_size; 2256af81cf32SBharata B Rao char *nodename; 2257af81cf32SBharata B Rao 2258af81cf32SBharata B Rao fdt = create_device_tree(&fdt_size); 2259af81cf32SBharata B Rao nodename = g_strdup_printf("%s@%x", dc->fw_name, id); 2260af81cf32SBharata B Rao offset = fdt_add_subnode(fdt, 0, nodename); 2261af81cf32SBharata B Rao 2262af81cf32SBharata B Rao spapr_populate_cpu_dt(cs, fdt, offset, spapr); 2263af81cf32SBharata B Rao g_free(nodename); 2264af81cf32SBharata B Rao 2265af81cf32SBharata B Rao *fdt_offset = offset; 2266af81cf32SBharata B Rao return fdt; 2267af81cf32SBharata B Rao } 2268af81cf32SBharata B Rao 2269c20d332aSBharata B Rao static void spapr_machine_device_plug(HotplugHandler *hotplug_dev, 2270c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2271c20d332aSBharata B Rao { 2272c20d332aSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 2273c20d332aSBharata B Rao 2274c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2275b556854bSBharata B Rao int node; 2276c20d332aSBharata B Rao 2277c20d332aSBharata B Rao if (!smc->dr_lmb_enabled) { 2278c20d332aSBharata B Rao error_setg(errp, "Memory hotplug not supported for this machine"); 2279c20d332aSBharata B Rao return; 2280c20d332aSBharata B Rao } 2281c20d332aSBharata B Rao node = object_property_get_int(OBJECT(dev), PC_DIMM_NODE_PROP, errp); 2282c20d332aSBharata B Rao if (*errp) { 2283c20d332aSBharata B Rao return; 2284c20d332aSBharata B Rao } 22851a5512bbSGonglei if (node < 0 || node >= MAX_NODES) { 22861a5512bbSGonglei error_setg(errp, "Invaild node %d", node); 22871a5512bbSGonglei return; 22881a5512bbSGonglei } 2289c20d332aSBharata B Rao 2290b556854bSBharata B Rao /* 2291b556854bSBharata B Rao * Currently PowerPC kernel doesn't allow hot-adding memory to 2292b556854bSBharata B Rao * memory-less node, but instead will silently add the memory 2293b556854bSBharata B Rao * to the first node that has some memory. This causes two 2294b556854bSBharata B Rao * unexpected behaviours for the user. 2295b556854bSBharata B Rao * 2296b556854bSBharata B Rao * - Memory gets hotplugged to a different node than what the user 2297b556854bSBharata B Rao * specified. 2298b556854bSBharata B Rao * - Since pc-dimm subsystem in QEMU still thinks that memory belongs 2299b556854bSBharata B Rao * to memory-less node, a reboot will set things accordingly 2300b556854bSBharata B Rao * and the previously hotplugged memory now ends in the right node. 2301b556854bSBharata B Rao * This appears as if some memory moved from one node to another. 2302b556854bSBharata B Rao * 2303b556854bSBharata B Rao * So until kernel starts supporting memory hotplug to memory-less 2304b556854bSBharata B Rao * nodes, just prevent such attempts upfront in QEMU. 2305b556854bSBharata B Rao */ 2306b556854bSBharata B Rao if (nb_numa_nodes && !numa_info[node].node_mem) { 2307b556854bSBharata B Rao error_setg(errp, "Can't hotplug memory to memory-less node %d", 2308b556854bSBharata B Rao node); 2309b556854bSBharata B Rao return; 2310b556854bSBharata B Rao } 2311b556854bSBharata B Rao 2312c20d332aSBharata B Rao spapr_memory_plug(hotplug_dev, dev, node, errp); 2313af81cf32SBharata B Rao } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 2314af81cf32SBharata B Rao spapr_core_plug(hotplug_dev, dev, errp); 2315c20d332aSBharata B Rao } 2316c20d332aSBharata B Rao } 2317c20d332aSBharata B Rao 2318c20d332aSBharata B Rao static void spapr_machine_device_unplug(HotplugHandler *hotplug_dev, 2319c20d332aSBharata B Rao DeviceState *dev, Error **errp) 2320c20d332aSBharata B Rao { 23216f4b5c3eSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(qdev_get_machine()); 23226f4b5c3eSBharata B Rao 2323c20d332aSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { 2324c20d332aSBharata B Rao error_setg(errp, "Memory hot unplug not supported by sPAPR"); 23256f4b5c3eSBharata B Rao } else if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 23266f4b5c3eSBharata B Rao if (!smc->dr_cpu_enabled) { 23276f4b5c3eSBharata B Rao error_setg(errp, "CPU hot unplug not supported on this machine"); 23286f4b5c3eSBharata B Rao return; 23296f4b5c3eSBharata B Rao } 23306f4b5c3eSBharata B Rao spapr_core_unplug(hotplug_dev, dev, errp); 2331c20d332aSBharata B Rao } 2332c20d332aSBharata B Rao } 2333c20d332aSBharata B Rao 233494a94e4cSBharata B Rao static void spapr_machine_device_pre_plug(HotplugHandler *hotplug_dev, 233594a94e4cSBharata B Rao DeviceState *dev, Error **errp) 233694a94e4cSBharata B Rao { 233794a94e4cSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 233894a94e4cSBharata B Rao spapr_core_pre_plug(hotplug_dev, dev, errp); 233994a94e4cSBharata B Rao } 234094a94e4cSBharata B Rao } 234194a94e4cSBharata B Rao 2342c20d332aSBharata B Rao static HotplugHandler *spapr_get_hotpug_handler(MachineState *machine, 2343c20d332aSBharata B Rao DeviceState *dev) 2344c20d332aSBharata B Rao { 234594a94e4cSBharata B Rao if (object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM) || 234694a94e4cSBharata B Rao object_dynamic_cast(OBJECT(dev), TYPE_SPAPR_CPU_CORE)) { 2347c20d332aSBharata B Rao return HOTPLUG_HANDLER(machine); 2348c20d332aSBharata B Rao } 2349c20d332aSBharata B Rao return NULL; 2350c20d332aSBharata B Rao } 2351c20d332aSBharata B Rao 235220bb648dSDavid Gibson static unsigned spapr_cpu_index_to_socket_id(unsigned cpu_index) 235320bb648dSDavid Gibson { 235420bb648dSDavid Gibson /* Allocate to NUMA nodes on a "socket" basis (not that concept of 235520bb648dSDavid Gibson * socket means much for the paravirtualized PAPR platform) */ 235620bb648dSDavid Gibson return cpu_index / smp_threads / smp_cores; 235720bb648dSDavid Gibson } 235820bb648dSDavid Gibson 23592474bfd4SIgor Mammedov static HotpluggableCPUList *spapr_query_hotpluggable_cpus(MachineState *machine) 23602474bfd4SIgor Mammedov { 23612474bfd4SIgor Mammedov int i; 23622474bfd4SIgor Mammedov HotpluggableCPUList *head = NULL; 23632474bfd4SIgor Mammedov sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 23642474bfd4SIgor Mammedov int spapr_max_cores = max_cpus / smp_threads; 23652474bfd4SIgor Mammedov int smt = kvmppc_smt_threads(); 23662474bfd4SIgor Mammedov 23672474bfd4SIgor Mammedov for (i = 0; i < spapr_max_cores; i++) { 23682474bfd4SIgor Mammedov HotpluggableCPUList *list_item = g_new0(typeof(*list_item), 1); 23692474bfd4SIgor Mammedov HotpluggableCPU *cpu_item = g_new0(typeof(*cpu_item), 1); 23702474bfd4SIgor Mammedov CpuInstanceProperties *cpu_props = g_new0(typeof(*cpu_props), 1); 23712474bfd4SIgor Mammedov 23722474bfd4SIgor Mammedov cpu_item->type = spapr_get_cpu_core_type(machine->cpu_model); 23732474bfd4SIgor Mammedov cpu_item->vcpus_count = smp_threads; 237427393c33SPeter Krempa cpu_props->has_core_id = true; 237527393c33SPeter Krempa cpu_props->core_id = i * smt; 23762474bfd4SIgor Mammedov /* TODO: add 'has_node/node' here to describe 23772474bfd4SIgor Mammedov to which node core belongs */ 23782474bfd4SIgor Mammedov 23792474bfd4SIgor Mammedov cpu_item->props = cpu_props; 23802474bfd4SIgor Mammedov if (spapr->cores[i]) { 23812474bfd4SIgor Mammedov cpu_item->has_qom_path = true; 23822474bfd4SIgor Mammedov cpu_item->qom_path = object_get_canonical_path(spapr->cores[i]); 23832474bfd4SIgor Mammedov } 23842474bfd4SIgor Mammedov list_item->value = cpu_item; 23852474bfd4SIgor Mammedov list_item->next = head; 23862474bfd4SIgor Mammedov head = list_item; 23872474bfd4SIgor Mammedov } 23882474bfd4SIgor Mammedov return head; 23892474bfd4SIgor Mammedov } 23902474bfd4SIgor Mammedov 239129ee3247SAlexey Kardashevskiy static void spapr_machine_class_init(ObjectClass *oc, void *data) 239253018216SPaolo Bonzini { 239329ee3247SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 2394224245bfSDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(oc); 239571461b0fSAlexey Kardashevskiy FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc); 239634316482SAlexey Kardashevskiy NMIClass *nc = NMI_CLASS(oc); 2397c20d332aSBharata B Rao HotplugHandlerClass *hc = HOTPLUG_HANDLER_CLASS(oc); 239829ee3247SAlexey Kardashevskiy 23990eb9054cSDavid Gibson mc->desc = "pSeries Logical Partition (PAPR compliant)"; 2400fc9f38c3SDavid Gibson 2401fc9f38c3SDavid Gibson /* 2402fc9f38c3SDavid Gibson * We set up the default / latest behaviour here. The class_init 2403fc9f38c3SDavid Gibson * functions for the specific versioned machine types can override 2404fc9f38c3SDavid Gibson * these details for backwards compatibility 2405fc9f38c3SDavid Gibson */ 2406958db90cSMarcel Apfelbaum mc->init = ppc_spapr_init; 2407958db90cSMarcel Apfelbaum mc->reset = ppc_spapr_reset; 2408958db90cSMarcel Apfelbaum mc->block_default_type = IF_SCSI; 240938b02bd8SAlexey Kardashevskiy mc->max_cpus = MAX_CPUMASK_BITS; 2410958db90cSMarcel Apfelbaum mc->no_parallel = 1; 24115b2128d2SAlexander Graf mc->default_boot_order = ""; 2412a34944feSNikunj A Dadhania mc->default_ram_size = 512 * M_BYTE; 2413958db90cSMarcel Apfelbaum mc->kvm_type = spapr_kvm_type; 24149e3f9733SAlexander Graf mc->has_dynamic_sysbus = true; 2415e4024630SLaurent Vivier mc->pci_allow_0_address = true; 2416c20d332aSBharata B Rao mc->get_hotplug_handler = spapr_get_hotpug_handler; 241794a94e4cSBharata B Rao hc->pre_plug = spapr_machine_device_pre_plug; 2418c20d332aSBharata B Rao hc->plug = spapr_machine_device_plug; 2419c20d332aSBharata B Rao hc->unplug = spapr_machine_device_unplug; 242020bb648dSDavid Gibson mc->cpu_index_to_socket_id = spapr_cpu_index_to_socket_id; 24212474bfd4SIgor Mammedov mc->query_hotpluggable_cpus = spapr_query_hotpluggable_cpus; 242200b4fbe2SMarcel Apfelbaum 2423fc9f38c3SDavid Gibson smc->dr_lmb_enabled = true; 242494a94e4cSBharata B Rao smc->dr_cpu_enabled = true; 242571461b0fSAlexey Kardashevskiy fwc->get_dev_path = spapr_get_fw_dev_path; 242634316482SAlexey Kardashevskiy nc->nmi_monitor_handler = spapr_nmi; 242753018216SPaolo Bonzini } 242853018216SPaolo Bonzini 242929ee3247SAlexey Kardashevskiy static const TypeInfo spapr_machine_info = { 243029ee3247SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE, 243129ee3247SAlexey Kardashevskiy .parent = TYPE_MACHINE, 24324aee7362SDavid Gibson .abstract = true, 24336ca1502eSAlexey Kardashevskiy .instance_size = sizeof(sPAPRMachineState), 243423825581SEduardo Habkost .instance_init = spapr_machine_initfn, 243587bbdd9cSDavid Gibson .instance_finalize = spapr_machine_finalizefn, 2436183930c0SDavid Gibson .class_size = sizeof(sPAPRMachineClass), 243729ee3247SAlexey Kardashevskiy .class_init = spapr_machine_class_init, 243871461b0fSAlexey Kardashevskiy .interfaces = (InterfaceInfo[]) { 243971461b0fSAlexey Kardashevskiy { TYPE_FW_PATH_PROVIDER }, 244034316482SAlexey Kardashevskiy { TYPE_NMI }, 2441c20d332aSBharata B Rao { TYPE_HOTPLUG_HANDLER }, 244271461b0fSAlexey Kardashevskiy { } 244371461b0fSAlexey Kardashevskiy }, 244429ee3247SAlexey Kardashevskiy }; 244529ee3247SAlexey Kardashevskiy 2446fccbc785SDavid Gibson #define DEFINE_SPAPR_MACHINE(suffix, verstr, latest) \ 24475013c547SDavid Gibson static void spapr_machine_##suffix##_class_init(ObjectClass *oc, \ 24485013c547SDavid Gibson void *data) \ 24495013c547SDavid Gibson { \ 24505013c547SDavid Gibson MachineClass *mc = MACHINE_CLASS(oc); \ 24515013c547SDavid Gibson spapr_machine_##suffix##_class_options(mc); \ 2452fccbc785SDavid Gibson if (latest) { \ 2453fccbc785SDavid Gibson mc->alias = "pseries"; \ 2454fccbc785SDavid Gibson mc->is_default = 1; \ 2455fccbc785SDavid Gibson } \ 24565013c547SDavid Gibson } \ 24575013c547SDavid Gibson static void spapr_machine_##suffix##_instance_init(Object *obj) \ 24585013c547SDavid Gibson { \ 24595013c547SDavid Gibson MachineState *machine = MACHINE(obj); \ 24605013c547SDavid Gibson spapr_machine_##suffix##_instance_options(machine); \ 24615013c547SDavid Gibson } \ 24625013c547SDavid Gibson static const TypeInfo spapr_machine_##suffix##_info = { \ 24635013c547SDavid Gibson .name = MACHINE_TYPE_NAME("pseries-" verstr), \ 24645013c547SDavid Gibson .parent = TYPE_SPAPR_MACHINE, \ 24655013c547SDavid Gibson .class_init = spapr_machine_##suffix##_class_init, \ 24665013c547SDavid Gibson .instance_init = spapr_machine_##suffix##_instance_init, \ 24675013c547SDavid Gibson }; \ 24685013c547SDavid Gibson static void spapr_machine_register_##suffix(void) \ 24695013c547SDavid Gibson { \ 24705013c547SDavid Gibson type_register(&spapr_machine_##suffix##_info); \ 24715013c547SDavid Gibson } \ 24720e6aac87SEduardo Habkost type_init(spapr_machine_register_##suffix) 24735013c547SDavid Gibson 24741c5f29bbSDavid Gibson /* 24751ea1eefcSBharata B Rao * pseries-2.7 24761ea1eefcSBharata B Rao */ 24771ea1eefcSBharata B Rao static void spapr_machine_2_7_instance_options(MachineState *machine) 24781ea1eefcSBharata B Rao { 24791ea1eefcSBharata B Rao } 24801ea1eefcSBharata B Rao 24811ea1eefcSBharata B Rao static void spapr_machine_2_7_class_options(MachineClass *mc) 24821ea1eefcSBharata B Rao { 24831ea1eefcSBharata B Rao /* Defaults for the latest behaviour inherited from the base class */ 24841ea1eefcSBharata B Rao } 24851ea1eefcSBharata B Rao 24861ea1eefcSBharata B Rao DEFINE_SPAPR_MACHINE(2_7, "2.7", true); 24871ea1eefcSBharata B Rao 24881ea1eefcSBharata B Rao /* 24894b23699cSDavid Gibson * pseries-2.6 24904b23699cSDavid Gibson */ 24911ea1eefcSBharata B Rao #define SPAPR_COMPAT_2_6 \ 2492*ae4de14cSAlexey Kardashevskiy HW_COMPAT_2_6 \ 2493*ae4de14cSAlexey Kardashevskiy { \ 2494*ae4de14cSAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 2495*ae4de14cSAlexey Kardashevskiy .property = "ddw",\ 2496*ae4de14cSAlexey Kardashevskiy .value = stringify(off),\ 2497*ae4de14cSAlexey Kardashevskiy }, 24981ea1eefcSBharata B Rao 24994b23699cSDavid Gibson static void spapr_machine_2_6_instance_options(MachineState *machine) 25004b23699cSDavid Gibson { 25014b23699cSDavid Gibson } 25024b23699cSDavid Gibson 25034b23699cSDavid Gibson static void spapr_machine_2_6_class_options(MachineClass *mc) 25044b23699cSDavid Gibson { 250594a94e4cSBharata B Rao sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 250694a94e4cSBharata B Rao 25071ea1eefcSBharata B Rao spapr_machine_2_7_class_options(mc); 250894a94e4cSBharata B Rao smc->dr_cpu_enabled = false; 25091ea1eefcSBharata B Rao SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_6); 25104b23699cSDavid Gibson } 25114b23699cSDavid Gibson 25121ea1eefcSBharata B Rao DEFINE_SPAPR_MACHINE(2_6, "2.6", false); 25134b23699cSDavid Gibson 25144b23699cSDavid Gibson /* 25151c5f29bbSDavid Gibson * pseries-2.5 25161c5f29bbSDavid Gibson */ 25174b23699cSDavid Gibson #define SPAPR_COMPAT_2_5 \ 251857c522f4SThomas Huth HW_COMPAT_2_5 \ 251957c522f4SThomas Huth { \ 252057c522f4SThomas Huth .driver = "spapr-vlan", \ 252157c522f4SThomas Huth .property = "use-rx-buffer-pools", \ 252257c522f4SThomas Huth .value = "off", \ 252357c522f4SThomas Huth }, 25244b23699cSDavid Gibson 25255013c547SDavid Gibson static void spapr_machine_2_5_instance_options(MachineState *machine) 25261c5f29bbSDavid Gibson { 25275013c547SDavid Gibson } 25285013c547SDavid Gibson 25295013c547SDavid Gibson static void spapr_machine_2_5_class_options(MachineClass *mc) 25305013c547SDavid Gibson { 253157040d45SThomas Huth sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 253257040d45SThomas Huth 25334b23699cSDavid Gibson spapr_machine_2_6_class_options(mc); 253457040d45SThomas Huth smc->use_ohci_by_default = true; 25354b23699cSDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_5); 25361c5f29bbSDavid Gibson } 25371c5f29bbSDavid Gibson 25384b23699cSDavid Gibson DEFINE_SPAPR_MACHINE(2_5, "2.5", false); 25391c5f29bbSDavid Gibson 25401c5f29bbSDavid Gibson /* 25411c5f29bbSDavid Gibson * pseries-2.4 25421c5f29bbSDavid Gibson */ 254380fd50f9SCornelia Huck #define SPAPR_COMPAT_2_4 \ 254480fd50f9SCornelia Huck HW_COMPAT_2_4 254580fd50f9SCornelia Huck 25465013c547SDavid Gibson static void spapr_machine_2_4_instance_options(MachineState *machine) 25471c5f29bbSDavid Gibson { 25485013c547SDavid Gibson spapr_machine_2_5_instance_options(machine); 25495013c547SDavid Gibson } 25501c5f29bbSDavid Gibson 25515013c547SDavid Gibson static void spapr_machine_2_4_class_options(MachineClass *mc) 25525013c547SDavid Gibson { 2553fc9f38c3SDavid Gibson sPAPRMachineClass *smc = SPAPR_MACHINE_CLASS(mc); 2554fc9f38c3SDavid Gibson 2555fc9f38c3SDavid Gibson spapr_machine_2_5_class_options(mc); 2556fc9f38c3SDavid Gibson smc->dr_lmb_enabled = false; 2557f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_4); 25581c5f29bbSDavid Gibson } 25591c5f29bbSDavid Gibson 2560fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_4, "2.4", false); 25611c5f29bbSDavid Gibson 25621c5f29bbSDavid Gibson /* 25631c5f29bbSDavid Gibson * pseries-2.3 25641c5f29bbSDavid Gibson */ 256538ff32c6SEduardo Habkost #define SPAPR_COMPAT_2_3 \ 25667619c7b0SMichael Roth HW_COMPAT_2_3 \ 25677619c7b0SMichael Roth {\ 25687619c7b0SMichael Roth .driver = "spapr-pci-host-bridge",\ 25697619c7b0SMichael Roth .property = "dynamic-reconfiguration",\ 25707619c7b0SMichael Roth .value = "off",\ 25717619c7b0SMichael Roth }, 257238ff32c6SEduardo Habkost 25735013c547SDavid Gibson static void spapr_machine_2_3_instance_options(MachineState *machine) 25741c5f29bbSDavid Gibson { 25755013c547SDavid Gibson spapr_machine_2_4_instance_options(machine); 25761c5f29bbSDavid Gibson savevm_skip_section_footers(); 25771c5f29bbSDavid Gibson global_state_set_optional(); 257809b5e30dSGreg Kurz savevm_skip_configuration(); 25791c5f29bbSDavid Gibson } 25801c5f29bbSDavid Gibson 25815013c547SDavid Gibson static void spapr_machine_2_3_class_options(MachineClass *mc) 25821c5f29bbSDavid Gibson { 2583fc9f38c3SDavid Gibson spapr_machine_2_4_class_options(mc); 2584f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_3); 25851c5f29bbSDavid Gibson } 2586fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_3, "2.3", false); 25871c5f29bbSDavid Gibson 25881c5f29bbSDavid Gibson /* 25891c5f29bbSDavid Gibson * pseries-2.2 25901c5f29bbSDavid Gibson */ 25911c5f29bbSDavid Gibson 2592b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_2 \ 25934dfd8eaaSEduardo Habkost HW_COMPAT_2_2 \ 2594b194df47SAlexey Kardashevskiy {\ 2595b194df47SAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 2596b194df47SAlexey Kardashevskiy .property = "mem_win_size",\ 2597b194df47SAlexey Kardashevskiy .value = "0x20000000",\ 2598dd754bafSEduardo Habkost }, 2599b194df47SAlexey Kardashevskiy 26005013c547SDavid Gibson static void spapr_machine_2_2_instance_options(MachineState *machine) 2601b0e966d0SJason Wang { 26025013c547SDavid Gibson spapr_machine_2_3_instance_options(machine); 2603cba0e779SGreg Kurz machine->suppress_vmdesc = true; 2604b0e966d0SJason Wang } 2605b0e966d0SJason Wang 26065013c547SDavid Gibson static void spapr_machine_2_2_class_options(MachineClass *mc) 2607b0e966d0SJason Wang { 2608fc9f38c3SDavid Gibson spapr_machine_2_3_class_options(mc); 2609f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_2); 26101c5f29bbSDavid Gibson } 2611fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_2, "2.2", false); 26121c5f29bbSDavid Gibson 26131c5f29bbSDavid Gibson /* 26141c5f29bbSDavid Gibson * pseries-2.1 26151c5f29bbSDavid Gibson */ 26161c5f29bbSDavid Gibson #define SPAPR_COMPAT_2_1 \ 26171c5f29bbSDavid Gibson HW_COMPAT_2_1 26181c5f29bbSDavid Gibson 26195013c547SDavid Gibson static void spapr_machine_2_1_instance_options(MachineState *machine) 26201c5f29bbSDavid Gibson { 26215013c547SDavid Gibson spapr_machine_2_2_instance_options(machine); 26221c5f29bbSDavid Gibson } 26231c5f29bbSDavid Gibson 26245013c547SDavid Gibson static void spapr_machine_2_1_class_options(MachineClass *mc) 2625b0e966d0SJason Wang { 2626fc9f38c3SDavid Gibson spapr_machine_2_2_class_options(mc); 2627f949b4e5SDavid Gibson SET_MACHINE_COMPAT(mc, SPAPR_COMPAT_2_1); 26286026db45SAlexey Kardashevskiy } 2629fccbc785SDavid Gibson DEFINE_SPAPR_MACHINE(2_1, "2.1", false); 26306026db45SAlexey Kardashevskiy 263129ee3247SAlexey Kardashevskiy static void spapr_machine_register_types(void) 263229ee3247SAlexey Kardashevskiy { 263329ee3247SAlexey Kardashevskiy type_register_static(&spapr_machine_info); 263429ee3247SAlexey Kardashevskiy } 263529ee3247SAlexey Kardashevskiy 263629ee3247SAlexey Kardashevskiy type_init(spapr_machine_register_types) 2637