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 */ 2753018216SPaolo Bonzini #include "sysemu/sysemu.h" 28e35704baSEduardo Habkost #include "sysemu/numa.h" 2953018216SPaolo Bonzini #include "hw/hw.h" 3071461b0fSAlexey Kardashevskiy #include "hw/fw-path-provider.h" 3153018216SPaolo Bonzini #include "elf.h" 3253018216SPaolo Bonzini #include "net/net.h" 33fa1d36dfSMarkus Armbruster #include "sysemu/block-backend.h" 3453018216SPaolo Bonzini #include "sysemu/cpus.h" 3553018216SPaolo Bonzini #include "sysemu/kvm.h" 3653018216SPaolo Bonzini #include "kvm_ppc.h" 374be21d56SDavid Gibson #include "mmu-hash64.h" 383794d548SAlexey Kardashevskiy #include "qom/cpu.h" 3953018216SPaolo Bonzini 4053018216SPaolo Bonzini #include "hw/boards.h" 410d09e41aSPaolo Bonzini #include "hw/ppc/ppc.h" 4253018216SPaolo Bonzini #include "hw/loader.h" 4353018216SPaolo Bonzini 440d09e41aSPaolo Bonzini #include "hw/ppc/spapr.h" 450d09e41aSPaolo Bonzini #include "hw/ppc/spapr_vio.h" 460d09e41aSPaolo Bonzini #include "hw/pci-host/spapr.h" 470d09e41aSPaolo Bonzini #include "hw/ppc/xics.h" 4853018216SPaolo Bonzini #include "hw/pci/msi.h" 4953018216SPaolo Bonzini 5053018216SPaolo Bonzini #include "hw/pci/pci.h" 5171461b0fSAlexey Kardashevskiy #include "hw/scsi/scsi.h" 5271461b0fSAlexey Kardashevskiy #include "hw/virtio/virtio-scsi.h" 5353018216SPaolo Bonzini 5453018216SPaolo Bonzini #include "exec/address-spaces.h" 5553018216SPaolo Bonzini #include "hw/usb.h" 5653018216SPaolo Bonzini #include "qemu/config-file.h" 57135a129aSAneesh Kumar K.V #include "qemu/error-report.h" 582a6593cbSAlexey Kardashevskiy #include "trace.h" 5934316482SAlexey Kardashevskiy #include "hw/nmi.h" 6053018216SPaolo Bonzini 6168a27b20SMichael S. Tsirkin #include "hw/compat.h" 6268a27b20SMichael S. Tsirkin 6353018216SPaolo Bonzini #include <libfdt.h> 6453018216SPaolo Bonzini 6553018216SPaolo Bonzini /* SLOF memory layout: 6653018216SPaolo Bonzini * 6753018216SPaolo Bonzini * SLOF raw image loaded at 0, copies its romfs right below the flat 6853018216SPaolo Bonzini * device-tree, then position SLOF itself 31M below that 6953018216SPaolo Bonzini * 7053018216SPaolo Bonzini * So we set FW_OVERHEAD to 40MB which should account for all of that 7153018216SPaolo Bonzini * and more 7253018216SPaolo Bonzini * 7353018216SPaolo Bonzini * We load our kernel at 4M, leaving space for SLOF initial image 7453018216SPaolo Bonzini */ 753bf6eeddSAlexey Kardashevskiy #define FDT_MAX_SIZE 0x40000 7653018216SPaolo Bonzini #define RTAS_MAX_SIZE 0x10000 77b7d1f77aSBenjamin Herrenschmidt #define RTAS_MAX_ADDR 0x80000000 /* RTAS must stay below that */ 7853018216SPaolo Bonzini #define FW_MAX_SIZE 0x400000 7953018216SPaolo Bonzini #define FW_FILE_NAME "slof.bin" 8053018216SPaolo Bonzini #define FW_OVERHEAD 0x2800000 8153018216SPaolo Bonzini #define KERNEL_LOAD_ADDR FW_MAX_SIZE 8253018216SPaolo Bonzini 8353018216SPaolo Bonzini #define MIN_RMA_SLOF 128UL 8453018216SPaolo Bonzini 8553018216SPaolo Bonzini #define TIMEBASE_FREQ 512000000ULL 8653018216SPaolo Bonzini 879674a356SNikunj A Dadhania #define MAX_CPUS 255 8853018216SPaolo Bonzini 8953018216SPaolo Bonzini #define PHANDLE_XICP 0x00001111 9053018216SPaolo Bonzini 9153018216SPaolo Bonzini #define HTAB_SIZE(spapr) (1ULL << ((spapr)->htab_shift)) 9253018216SPaolo Bonzini 93c04d6cfaSAnthony Liguori static XICSState *try_create_xics(const char *type, int nr_servers, 9434f2af3dSMarkus Armbruster int nr_irqs, Error **errp) 95c04d6cfaSAnthony Liguori { 9634f2af3dSMarkus Armbruster Error *err = NULL; 97c04d6cfaSAnthony Liguori DeviceState *dev; 98c04d6cfaSAnthony Liguori 99c04d6cfaSAnthony Liguori dev = qdev_create(NULL, type); 100c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_servers", nr_servers); 101c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_irqs", nr_irqs); 10234f2af3dSMarkus Armbruster object_property_set_bool(OBJECT(dev), true, "realized", &err); 10334f2af3dSMarkus Armbruster if (err) { 10434f2af3dSMarkus Armbruster error_propagate(errp, err); 10534f2af3dSMarkus Armbruster object_unparent(OBJECT(dev)); 106c04d6cfaSAnthony Liguori return NULL; 107c04d6cfaSAnthony Liguori } 1085a3d7b23SAlexey Kardashevskiy return XICS_COMMON(dev); 109c04d6cfaSAnthony Liguori } 110c04d6cfaSAnthony Liguori 111446f16a6SMarcel Apfelbaum static XICSState *xics_system_init(MachineState *machine, 112446f16a6SMarcel Apfelbaum int nr_servers, int nr_irqs) 113c04d6cfaSAnthony Liguori { 114c04d6cfaSAnthony Liguori XICSState *icp = NULL; 115c04d6cfaSAnthony Liguori 11611ad93f6SDavid Gibson if (kvm_enabled()) { 11734f2af3dSMarkus Armbruster Error *err = NULL; 11834f2af3dSMarkus Armbruster 119446f16a6SMarcel Apfelbaum if (machine_kernel_irqchip_allowed(machine)) { 12034f2af3dSMarkus Armbruster icp = try_create_xics(TYPE_KVM_XICS, nr_servers, nr_irqs, &err); 12111ad93f6SDavid Gibson } 122446f16a6SMarcel Apfelbaum if (machine_kernel_irqchip_required(machine) && !icp) { 12334f2af3dSMarkus Armbruster error_report("kernel_irqchip requested but unavailable: %s", 12434f2af3dSMarkus Armbruster error_get_pretty(err)); 12511ad93f6SDavid Gibson } 12611ad93f6SDavid Gibson } 12711ad93f6SDavid Gibson 12811ad93f6SDavid Gibson if (!icp) { 12934f2af3dSMarkus Armbruster icp = try_create_xics(TYPE_XICS, nr_servers, nr_irqs, &error_abort); 130c04d6cfaSAnthony Liguori } 131c04d6cfaSAnthony Liguori 132c04d6cfaSAnthony Liguori return icp; 133c04d6cfaSAnthony Liguori } 134c04d6cfaSAnthony Liguori 135833d4668SAlexey Kardashevskiy static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, 136833d4668SAlexey Kardashevskiy int smt_threads) 137833d4668SAlexey Kardashevskiy { 138833d4668SAlexey Kardashevskiy int i, ret = 0; 139833d4668SAlexey Kardashevskiy uint32_t servers_prop[smt_threads]; 140833d4668SAlexey Kardashevskiy uint32_t gservers_prop[smt_threads * 2]; 141833d4668SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 142833d4668SAlexey Kardashevskiy 1436d9412eaSAlexey Kardashevskiy if (cpu->cpu_version) { 1444bce526eSLaurent Dufour ret = fdt_setprop_cell(fdt, offset, "cpu-version", cpu->cpu_version); 1456d9412eaSAlexey Kardashevskiy if (ret < 0) { 1466d9412eaSAlexey Kardashevskiy return ret; 1476d9412eaSAlexey Kardashevskiy } 1486d9412eaSAlexey Kardashevskiy } 1496d9412eaSAlexey Kardashevskiy 150833d4668SAlexey Kardashevskiy /* Build interrupt servers and gservers properties */ 151833d4668SAlexey Kardashevskiy for (i = 0; i < smt_threads; i++) { 152833d4668SAlexey Kardashevskiy servers_prop[i] = cpu_to_be32(index + i); 153833d4668SAlexey Kardashevskiy /* Hack, direct the group queues back to cpu 0 */ 154833d4668SAlexey Kardashevskiy gservers_prop[i*2] = cpu_to_be32(index + i); 155833d4668SAlexey Kardashevskiy gservers_prop[i*2 + 1] = 0; 156833d4668SAlexey Kardashevskiy } 157833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s", 158833d4668SAlexey Kardashevskiy servers_prop, sizeof(servers_prop)); 159833d4668SAlexey Kardashevskiy if (ret < 0) { 160833d4668SAlexey Kardashevskiy return ret; 161833d4668SAlexey Kardashevskiy } 162833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-gserver#s", 163833d4668SAlexey Kardashevskiy gservers_prop, sizeof(gservers_prop)); 164833d4668SAlexey Kardashevskiy 165833d4668SAlexey Kardashevskiy return ret; 166833d4668SAlexey Kardashevskiy } 167833d4668SAlexey Kardashevskiy 16828e02042SDavid Gibson static int spapr_fixup_cpu_dt(void *fdt, sPAPRMachineState *spapr) 16953018216SPaolo Bonzini { 17082677ed2SAlexey Kardashevskiy int ret = 0, offset, cpus_offset; 17182677ed2SAlexey Kardashevskiy CPUState *cs; 17253018216SPaolo Bonzini char cpu_model[32]; 17353018216SPaolo Bonzini int smt = kvmppc_smt_threads(); 17453018216SPaolo Bonzini uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 17553018216SPaolo Bonzini 17682677ed2SAlexey Kardashevskiy CPU_FOREACH(cs) { 17782677ed2SAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(cs); 17882677ed2SAlexey Kardashevskiy DeviceClass *dc = DEVICE_GET_CLASS(cs); 17982677ed2SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 18053018216SPaolo Bonzini uint32_t associativity[] = {cpu_to_be32(0x5), 18153018216SPaolo Bonzini cpu_to_be32(0x0), 18253018216SPaolo Bonzini cpu_to_be32(0x0), 18353018216SPaolo Bonzini cpu_to_be32(0x0), 18482677ed2SAlexey Kardashevskiy cpu_to_be32(cs->numa_node), 1850f20ba62SAlexey Kardashevskiy cpu_to_be32(index)}; 18653018216SPaolo Bonzini 1870f20ba62SAlexey Kardashevskiy if ((index % smt) != 0) { 18853018216SPaolo Bonzini continue; 18953018216SPaolo Bonzini } 19053018216SPaolo Bonzini 19182677ed2SAlexey Kardashevskiy snprintf(cpu_model, 32, "%s@%x", dc->fw_name, index); 19253018216SPaolo Bonzini 19382677ed2SAlexey Kardashevskiy cpus_offset = fdt_path_offset(fdt, "/cpus"); 19482677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 19582677ed2SAlexey Kardashevskiy cpus_offset = fdt_add_subnode(fdt, fdt_path_offset(fdt, "/"), 19682677ed2SAlexey Kardashevskiy "cpus"); 19782677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 19882677ed2SAlexey Kardashevskiy return cpus_offset; 19982677ed2SAlexey Kardashevskiy } 20082677ed2SAlexey Kardashevskiy } 20182677ed2SAlexey Kardashevskiy offset = fdt_subnode_offset(fdt, cpus_offset, cpu_model); 20282677ed2SAlexey Kardashevskiy if (offset < 0) { 20382677ed2SAlexey Kardashevskiy offset = fdt_add_subnode(fdt, cpus_offset, cpu_model); 20453018216SPaolo Bonzini if (offset < 0) { 20553018216SPaolo Bonzini return offset; 20653018216SPaolo Bonzini } 20782677ed2SAlexey Kardashevskiy } 20853018216SPaolo Bonzini 20953018216SPaolo Bonzini if (nb_numa_nodes > 1) { 21053018216SPaolo Bonzini ret = fdt_setprop(fdt, offset, "ibm,associativity", associativity, 21153018216SPaolo Bonzini sizeof(associativity)); 21253018216SPaolo Bonzini if (ret < 0) { 21353018216SPaolo Bonzini return ret; 21453018216SPaolo Bonzini } 21553018216SPaolo Bonzini } 21653018216SPaolo Bonzini 21753018216SPaolo Bonzini ret = fdt_setprop(fdt, offset, "ibm,pft-size", 21853018216SPaolo Bonzini pft_size_prop, sizeof(pft_size_prop)); 21953018216SPaolo Bonzini if (ret < 0) { 22053018216SPaolo Bonzini return ret; 22153018216SPaolo Bonzini } 222833d4668SAlexey Kardashevskiy 22382677ed2SAlexey Kardashevskiy ret = spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 2242a48d993SAlexey Kardashevskiy ppc_get_compat_smt_threads(cpu)); 225833d4668SAlexey Kardashevskiy if (ret < 0) { 226833d4668SAlexey Kardashevskiy return ret; 227833d4668SAlexey Kardashevskiy } 22853018216SPaolo Bonzini } 22953018216SPaolo Bonzini return ret; 23053018216SPaolo Bonzini } 23153018216SPaolo Bonzini 23253018216SPaolo Bonzini 23353018216SPaolo Bonzini static size_t create_page_sizes_prop(CPUPPCState *env, uint32_t *prop, 23453018216SPaolo Bonzini size_t maxsize) 23553018216SPaolo Bonzini { 23653018216SPaolo Bonzini size_t maxcells = maxsize / sizeof(uint32_t); 23753018216SPaolo Bonzini int i, j, count; 23853018216SPaolo Bonzini uint32_t *p = prop; 23953018216SPaolo Bonzini 24053018216SPaolo Bonzini for (i = 0; i < PPC_PAGE_SIZES_MAX_SZ; i++) { 24153018216SPaolo Bonzini struct ppc_one_seg_page_size *sps = &env->sps.sps[i]; 24253018216SPaolo Bonzini 24353018216SPaolo Bonzini if (!sps->page_shift) { 24453018216SPaolo Bonzini break; 24553018216SPaolo Bonzini } 24653018216SPaolo Bonzini for (count = 0; count < PPC_PAGE_SIZES_MAX_SZ; count++) { 24753018216SPaolo Bonzini if (sps->enc[count].page_shift == 0) { 24853018216SPaolo Bonzini break; 24953018216SPaolo Bonzini } 25053018216SPaolo Bonzini } 25153018216SPaolo Bonzini if ((p - prop) >= (maxcells - 3 - count * 2)) { 25253018216SPaolo Bonzini break; 25353018216SPaolo Bonzini } 25453018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->page_shift); 25553018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->slb_enc); 25653018216SPaolo Bonzini *(p++) = cpu_to_be32(count); 25753018216SPaolo Bonzini for (j = 0; j < count; j++) { 25853018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].page_shift); 25953018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].pte_enc); 26053018216SPaolo Bonzini } 26153018216SPaolo Bonzini } 26253018216SPaolo Bonzini 26353018216SPaolo Bonzini return (p - prop) * sizeof(uint32_t); 26453018216SPaolo Bonzini } 26553018216SPaolo Bonzini 266b082d65aSAlexey Kardashevskiy static hwaddr spapr_node0_size(void) 267b082d65aSAlexey Kardashevskiy { 268fb164994SDavid Gibson MachineState *machine = MACHINE(qdev_get_machine()); 269fb164994SDavid Gibson 270b082d65aSAlexey Kardashevskiy if (nb_numa_nodes) { 271b082d65aSAlexey Kardashevskiy int i; 272b082d65aSAlexey Kardashevskiy for (i = 0; i < nb_numa_nodes; ++i) { 273b082d65aSAlexey Kardashevskiy if (numa_info[i].node_mem) { 274fb164994SDavid Gibson return MIN(pow2floor(numa_info[i].node_mem), 275fb164994SDavid Gibson machine->ram_size); 276b082d65aSAlexey Kardashevskiy } 277b082d65aSAlexey Kardashevskiy } 278b082d65aSAlexey Kardashevskiy } 279fb164994SDavid Gibson return machine->ram_size; 280b082d65aSAlexey Kardashevskiy } 281b082d65aSAlexey Kardashevskiy 28253018216SPaolo Bonzini #define _FDT(exp) \ 28353018216SPaolo Bonzini do { \ 28453018216SPaolo Bonzini int ret = (exp); \ 28553018216SPaolo Bonzini if (ret < 0) { \ 28653018216SPaolo Bonzini fprintf(stderr, "qemu: error creating device tree: %s: %s\n", \ 28753018216SPaolo Bonzini #exp, fdt_strerror(ret)); \ 28853018216SPaolo Bonzini exit(1); \ 28953018216SPaolo Bonzini } \ 29053018216SPaolo Bonzini } while (0) 29153018216SPaolo Bonzini 292a1d59c0fSAlexey Kardashevskiy static void add_str(GString *s, const gchar *s1) 293a1d59c0fSAlexey Kardashevskiy { 294a1d59c0fSAlexey Kardashevskiy g_string_append_len(s, s1, strlen(s1) + 1); 295a1d59c0fSAlexey Kardashevskiy } 29653018216SPaolo Bonzini 2973bbf37f2SAndreas Färber static void *spapr_create_fdt_skel(hwaddr initrd_base, 29853018216SPaolo Bonzini hwaddr initrd_size, 29953018216SPaolo Bonzini hwaddr kernel_size, 30016457e7fSBenjamin Herrenschmidt bool little_endian, 30153018216SPaolo Bonzini const char *kernel_cmdline, 30253018216SPaolo Bonzini uint32_t epow_irq) 30353018216SPaolo Bonzini { 30453018216SPaolo Bonzini void *fdt; 305182735efSAndreas Färber CPUState *cs; 30653018216SPaolo Bonzini uint32_t start_prop = cpu_to_be32(initrd_base); 30753018216SPaolo Bonzini uint32_t end_prop = cpu_to_be32(initrd_base + initrd_size); 308a1d59c0fSAlexey Kardashevskiy GString *hypertas = g_string_sized_new(256); 309a1d59c0fSAlexey Kardashevskiy GString *qemu_hypertas = g_string_sized_new(256); 31053018216SPaolo Bonzini uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)}; 311*9e734e3dSBharata B Rao uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(max_cpus)}; 312833d4668SAlexey Kardashevskiy int smt = kvmppc_smt_threads(); 31353018216SPaolo Bonzini unsigned char vec5[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x80}; 31410582ff8SAlexey Kardashevskiy QemuOpts *opts = qemu_opts_find(qemu_find_opts("smp-opts"), NULL); 31510582ff8SAlexey Kardashevskiy unsigned sockets = opts ? qemu_opt_get_number(opts, "sockets", 0) : 0; 31610582ff8SAlexey Kardashevskiy uint32_t cpus_per_socket = sockets ? (smp_cpus / sockets) : 1; 317ef951443SNikunj A Dadhania char *buf; 31853018216SPaolo Bonzini 319a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-pft"); 320a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-term"); 321a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-dabr"); 322a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-interrupt"); 323a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-tce"); 324a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-vio"); 325a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-splpar"); 326a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-bulk"); 327a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-set-mode"); 328a1d59c0fSAlexey Kardashevskiy add_str(qemu_hypertas, "hcall-memop1"); 329a1d59c0fSAlexey Kardashevskiy 33053018216SPaolo Bonzini fdt = g_malloc0(FDT_MAX_SIZE); 33153018216SPaolo Bonzini _FDT((fdt_create(fdt, FDT_MAX_SIZE))); 33253018216SPaolo Bonzini 33353018216SPaolo Bonzini if (kernel_size) { 33453018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, KERNEL_LOAD_ADDR, kernel_size))); 33553018216SPaolo Bonzini } 33653018216SPaolo Bonzini if (initrd_size) { 33753018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, initrd_base, initrd_size))); 33853018216SPaolo Bonzini } 33953018216SPaolo Bonzini _FDT((fdt_finish_reservemap(fdt))); 34053018216SPaolo Bonzini 34153018216SPaolo Bonzini /* Root node */ 34253018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, ""))); 34353018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "chrp"))); 34453018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "model", "IBM pSeries (emulated by qemu)"))); 345fa388916SAnthony Liguori _FDT((fdt_property_string(fdt, "compatible", "qemu,pseries"))); 34653018216SPaolo Bonzini 347ef951443SNikunj A Dadhania /* 348ef951443SNikunj A Dadhania * Add info to guest to indentify which host is it being run on 349ef951443SNikunj A Dadhania * and what is the uuid of the guest 350ef951443SNikunj A Dadhania */ 351ef951443SNikunj A Dadhania if (kvmppc_get_host_model(&buf)) { 352ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-model", buf))); 353ef951443SNikunj A Dadhania g_free(buf); 354ef951443SNikunj A Dadhania } 355ef951443SNikunj A Dadhania if (kvmppc_get_host_serial(&buf)) { 356ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-serial", buf))); 357ef951443SNikunj A Dadhania g_free(buf); 358ef951443SNikunj A Dadhania } 359ef951443SNikunj A Dadhania 360ef951443SNikunj A Dadhania buf = g_strdup_printf(UUID_FMT, qemu_uuid[0], qemu_uuid[1], 361ef951443SNikunj A Dadhania qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], 362ef951443SNikunj A Dadhania qemu_uuid[5], qemu_uuid[6], qemu_uuid[7], 363ef951443SNikunj A Dadhania qemu_uuid[8], qemu_uuid[9], qemu_uuid[10], 364ef951443SNikunj A Dadhania qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], 365ef951443SNikunj A Dadhania qemu_uuid[14], qemu_uuid[15]); 366ef951443SNikunj A Dadhania 367ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "vm,uuid", buf))); 368ef951443SNikunj A Dadhania g_free(buf); 369ef951443SNikunj A Dadhania 37053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x2))); 37153018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x2))); 37253018216SPaolo Bonzini 37353018216SPaolo Bonzini /* /chosen */ 37453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "chosen"))); 37553018216SPaolo Bonzini 37653018216SPaolo Bonzini /* Set Form1_affinity */ 37753018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,architecture-vec-5", vec5, sizeof(vec5)))); 37853018216SPaolo Bonzini 37953018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "bootargs", kernel_cmdline))); 38053018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-start", 38153018216SPaolo Bonzini &start_prop, sizeof(start_prop)))); 38253018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-end", 38353018216SPaolo Bonzini &end_prop, sizeof(end_prop)))); 38453018216SPaolo Bonzini if (kernel_size) { 38553018216SPaolo Bonzini uint64_t kprop[2] = { cpu_to_be64(KERNEL_LOAD_ADDR), 38653018216SPaolo Bonzini cpu_to_be64(kernel_size) }; 38753018216SPaolo Bonzini 38853018216SPaolo Bonzini _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); 38916457e7fSBenjamin Herrenschmidt if (little_endian) { 39016457e7fSBenjamin Herrenschmidt _FDT((fdt_property(fdt, "qemu,boot-kernel-le", NULL, 0))); 39116457e7fSBenjamin Herrenschmidt } 39253018216SPaolo Bonzini } 393cc84c0f3SAvik Sil if (boot_menu) { 394cc84c0f3SAvik Sil _FDT((fdt_property_cell(fdt, "qemu,boot-menu", boot_menu))); 395cc84c0f3SAvik Sil } 39653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); 39753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); 39853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth))); 39953018216SPaolo Bonzini 40053018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 40153018216SPaolo Bonzini 40253018216SPaolo Bonzini /* cpus */ 40353018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "cpus"))); 40453018216SPaolo Bonzini 40553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x1))); 40653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x0))); 40753018216SPaolo Bonzini 408bdc44640SAndreas Färber CPU_FOREACH(cs) { 409182735efSAndreas Färber PowerPCCPU *cpu = POWERPC_CPU(cs); 410182735efSAndreas Färber CPUPPCState *env = &cpu->env; 4113bbf37f2SAndreas Färber DeviceClass *dc = DEVICE_GET_CLASS(cs); 412182735efSAndreas Färber PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); 4130f20ba62SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 41453018216SPaolo Bonzini char *nodename; 41553018216SPaolo Bonzini uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40), 41653018216SPaolo Bonzini 0xffffffff, 0xffffffff}; 41753018216SPaolo Bonzini uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() : TIMEBASE_FREQ; 41853018216SPaolo Bonzini uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; 41953018216SPaolo Bonzini uint32_t page_sizes_prop[64]; 42053018216SPaolo Bonzini size_t page_sizes_prop_size; 42153018216SPaolo Bonzini 42253018216SPaolo Bonzini if ((index % smt) != 0) { 42353018216SPaolo Bonzini continue; 42453018216SPaolo Bonzini } 42553018216SPaolo Bonzini 4263bbf37f2SAndreas Färber nodename = g_strdup_printf("%s@%x", dc->fw_name, index); 42753018216SPaolo Bonzini 42853018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, nodename))); 42953018216SPaolo Bonzini 43053018216SPaolo Bonzini g_free(nodename); 43153018216SPaolo Bonzini 43253018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "reg", index))); 43353018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "cpu"))); 43453018216SPaolo Bonzini 43553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "cpu-version", env->spr[SPR_PVR]))); 4360cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "d-cache-block-size", 43753018216SPaolo Bonzini env->dcache_line_size))); 4380cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "d-cache-line-size", 4390cbad81fSDavid Gibson env->dcache_line_size))); 4400cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "i-cache-block-size", 44153018216SPaolo Bonzini env->icache_line_size))); 4420cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "i-cache-line-size", 4430cbad81fSDavid Gibson env->icache_line_size))); 4440cbad81fSDavid Gibson 4450cbad81fSDavid Gibson if (pcc->l1_dcache_size) { 4460cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "d-cache-size", pcc->l1_dcache_size))); 4470cbad81fSDavid Gibson } else { 4480cbad81fSDavid Gibson fprintf(stderr, "Warning: Unknown L1 dcache size for cpu\n"); 4490cbad81fSDavid Gibson } 4500cbad81fSDavid Gibson if (pcc->l1_icache_size) { 4510cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "i-cache-size", pcc->l1_icache_size))); 4520cbad81fSDavid Gibson } else { 4530cbad81fSDavid Gibson fprintf(stderr, "Warning: Unknown L1 icache size for cpu\n"); 4540cbad81fSDavid Gibson } 4550cbad81fSDavid Gibson 45653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "timebase-frequency", tbfreq))); 45753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "clock-frequency", cpufreq))); 45853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "ibm,slb-size", env->slb_nr))); 45953018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "status", "okay"))); 46053018216SPaolo Bonzini _FDT((fdt_property(fdt, "64-bit", NULL, 0))); 46153018216SPaolo Bonzini 462dcb861cbSAlexey Kardashevskiy if (env->spr_cb[SPR_PURR].oea_read) { 463dcb861cbSAlexey Kardashevskiy _FDT((fdt_property(fdt, "ibm,purr", NULL, 0))); 464dcb861cbSAlexey Kardashevskiy } 465dcb861cbSAlexey Kardashevskiy 46653018216SPaolo Bonzini if (env->mmu_model & POWERPC_MMU_1TSEG) { 46753018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,processor-segment-sizes", 46853018216SPaolo Bonzini segs, sizeof(segs)))); 46953018216SPaolo Bonzini } 47053018216SPaolo Bonzini 47153018216SPaolo Bonzini /* Advertise VMX/VSX (vector extensions) if available 47253018216SPaolo Bonzini * 0 / no property == no vector extensions 47353018216SPaolo Bonzini * 1 == VMX / Altivec available 47453018216SPaolo Bonzini * 2 == VSX available */ 47553018216SPaolo Bonzini if (env->insns_flags & PPC_ALTIVEC) { 47653018216SPaolo Bonzini uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1; 47753018216SPaolo Bonzini 47853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "ibm,vmx", vmx))); 47953018216SPaolo Bonzini } 48053018216SPaolo Bonzini 48153018216SPaolo Bonzini /* Advertise DFP (Decimal Floating Point) if available 48253018216SPaolo Bonzini * 0 / no property == no DFP 48353018216SPaolo Bonzini * 1 == DFP available */ 48453018216SPaolo Bonzini if (env->insns_flags2 & PPC2_DFP) { 48553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "ibm,dfp", 1))); 48653018216SPaolo Bonzini } 48753018216SPaolo Bonzini 48853018216SPaolo Bonzini page_sizes_prop_size = create_page_sizes_prop(env, page_sizes_prop, 48953018216SPaolo Bonzini sizeof(page_sizes_prop)); 49053018216SPaolo Bonzini if (page_sizes_prop_size) { 49153018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,segment-page-sizes", 49253018216SPaolo Bonzini page_sizes_prop, page_sizes_prop_size))); 49353018216SPaolo Bonzini } 49453018216SPaolo Bonzini 49510582ff8SAlexey Kardashevskiy _FDT((fdt_property_cell(fdt, "ibm,chip-id", 49610582ff8SAlexey Kardashevskiy cs->cpu_index / cpus_per_socket))); 49710582ff8SAlexey Kardashevskiy 49853018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 49953018216SPaolo Bonzini } 50053018216SPaolo Bonzini 50153018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 50253018216SPaolo Bonzini 50353018216SPaolo Bonzini /* RTAS */ 50453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "rtas"))); 50553018216SPaolo Bonzini 506da95324eSAlexey Kardashevskiy if (!kvm_enabled() || kvmppc_spapr_use_multitce()) { 507da95324eSAlexey Kardashevskiy add_str(hypertas, "hcall-multi-tce"); 508da95324eSAlexey Kardashevskiy } 509a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "ibm,hypertas-functions", hypertas->str, 510a1d59c0fSAlexey Kardashevskiy hypertas->len))); 511a1d59c0fSAlexey Kardashevskiy g_string_free(hypertas, TRUE); 512a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "qemu,hypertas-functions", qemu_hypertas->str, 513a1d59c0fSAlexey Kardashevskiy qemu_hypertas->len))); 514a1d59c0fSAlexey Kardashevskiy g_string_free(qemu_hypertas, TRUE); 51553018216SPaolo Bonzini 51653018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,associativity-reference-points", 51753018216SPaolo Bonzini refpoints, sizeof(refpoints)))); 51853018216SPaolo Bonzini 51953018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "rtas-error-log-max", RTAS_ERROR_LOG_MAX))); 52079853e18STyrel Datwyler _FDT((fdt_property_cell(fdt, "rtas-event-scan-rate", 52179853e18STyrel Datwyler RTAS_EVENT_SCAN_RATE))); 52253018216SPaolo Bonzini 5232e14072fSNikunj A Dadhania /* 5249d632f5fSzhanghailiang * According to PAPR, rtas ibm,os-term does not guarantee a return 5252e14072fSNikunj A Dadhania * back to the guest cpu. 5262e14072fSNikunj A Dadhania * 5272e14072fSNikunj A Dadhania * While an additional ibm,extended-os-term property indicates that 5282e14072fSNikunj A Dadhania * rtas call return will always occur. Set this property. 5292e14072fSNikunj A Dadhania */ 5302e14072fSNikunj A Dadhania _FDT((fdt_property(fdt, "ibm,extended-os-term", NULL, 0))); 5312e14072fSNikunj A Dadhania 53253018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 53353018216SPaolo Bonzini 53453018216SPaolo Bonzini /* interrupt controller */ 53553018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "interrupt-controller"))); 53653018216SPaolo Bonzini 53753018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", 53853018216SPaolo Bonzini "PowerPC-External-Interrupt-Presentation"))); 53953018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,ppc-xicp"))); 54053018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 54153018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,interrupt-server-ranges", 54253018216SPaolo Bonzini interrupt_server_ranges_prop, 54353018216SPaolo Bonzini sizeof(interrupt_server_ranges_prop)))); 54453018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 2))); 54553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "linux,phandle", PHANDLE_XICP))); 54653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "phandle", PHANDLE_XICP))); 54753018216SPaolo Bonzini 54853018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 54953018216SPaolo Bonzini 55053018216SPaolo Bonzini /* vdevice */ 55153018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "vdevice"))); 55253018216SPaolo Bonzini 55353018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "vdevice"))); 55453018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,vdevice"))); 55553018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x1))); 55653018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x0))); 55753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 0x2))); 55853018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 55953018216SPaolo Bonzini 56053018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 56153018216SPaolo Bonzini 56253018216SPaolo Bonzini /* event-sources */ 56353018216SPaolo Bonzini spapr_events_fdt_skel(fdt, epow_irq); 56453018216SPaolo Bonzini 565f7d69146SAlexander Graf /* /hypervisor node */ 566f7d69146SAlexander Graf if (kvm_enabled()) { 567f7d69146SAlexander Graf uint8_t hypercall[16]; 568f7d69146SAlexander Graf 569f7d69146SAlexander Graf /* indicate KVM hypercall interface */ 570f7d69146SAlexander Graf _FDT((fdt_begin_node(fdt, "hypervisor"))); 571f7d69146SAlexander Graf _FDT((fdt_property_string(fdt, "compatible", "linux,kvm"))); 572f7d69146SAlexander Graf if (kvmppc_has_cap_fixup_hcalls()) { 573f7d69146SAlexander Graf /* 574f7d69146SAlexander Graf * Older KVM versions with older guest kernels were broken with the 575f7d69146SAlexander Graf * magic page, don't allow the guest to map it. 576f7d69146SAlexander Graf */ 577f7d69146SAlexander Graf kvmppc_get_hypercall(first_cpu->env_ptr, hypercall, 578f7d69146SAlexander Graf sizeof(hypercall)); 579f7d69146SAlexander Graf _FDT((fdt_property(fdt, "hcall-instructions", hypercall, 580f7d69146SAlexander Graf sizeof(hypercall)))); 581f7d69146SAlexander Graf } 582f7d69146SAlexander Graf _FDT((fdt_end_node(fdt))); 583f7d69146SAlexander Graf } 584f7d69146SAlexander Graf 58553018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); /* close root node */ 58653018216SPaolo Bonzini _FDT((fdt_finish(fdt))); 58753018216SPaolo Bonzini 58853018216SPaolo Bonzini return fdt; 58953018216SPaolo Bonzini } 59053018216SPaolo Bonzini 59128e02042SDavid Gibson int spapr_h_cas_compose_response(sPAPRMachineState *spapr, 59228e02042SDavid Gibson target_ulong addr, target_ulong size) 5932a6593cbSAlexey Kardashevskiy { 5942a6593cbSAlexey Kardashevskiy void *fdt, *fdt_skel; 5952a6593cbSAlexey Kardashevskiy sPAPRDeviceTreeUpdateHeader hdr = { .version_id = 1 }; 5962a6593cbSAlexey Kardashevskiy 5972a6593cbSAlexey Kardashevskiy size -= sizeof(hdr); 5982a6593cbSAlexey Kardashevskiy 5992a6593cbSAlexey Kardashevskiy /* Create sceleton */ 6002a6593cbSAlexey Kardashevskiy fdt_skel = g_malloc0(size); 6012a6593cbSAlexey Kardashevskiy _FDT((fdt_create(fdt_skel, size))); 6022a6593cbSAlexey Kardashevskiy _FDT((fdt_begin_node(fdt_skel, ""))); 6032a6593cbSAlexey Kardashevskiy _FDT((fdt_end_node(fdt_skel))); 6042a6593cbSAlexey Kardashevskiy _FDT((fdt_finish(fdt_skel))); 6052a6593cbSAlexey Kardashevskiy fdt = g_malloc0(size); 6062a6593cbSAlexey Kardashevskiy _FDT((fdt_open_into(fdt_skel, fdt, size))); 6072a6593cbSAlexey Kardashevskiy g_free(fdt_skel); 6082a6593cbSAlexey Kardashevskiy 6093794d548SAlexey Kardashevskiy /* Fix skeleton up */ 6103794d548SAlexey Kardashevskiy _FDT((spapr_fixup_cpu_dt(fdt, spapr))); 6112a6593cbSAlexey Kardashevskiy 6122a6593cbSAlexey Kardashevskiy /* Pack resulting tree */ 6132a6593cbSAlexey Kardashevskiy _FDT((fdt_pack(fdt))); 6142a6593cbSAlexey Kardashevskiy 6152a6593cbSAlexey Kardashevskiy if (fdt_totalsize(fdt) + sizeof(hdr) > size) { 6162a6593cbSAlexey Kardashevskiy trace_spapr_cas_failed(size); 6172a6593cbSAlexey Kardashevskiy return -1; 6182a6593cbSAlexey Kardashevskiy } 6192a6593cbSAlexey Kardashevskiy 6202a6593cbSAlexey Kardashevskiy cpu_physical_memory_write(addr, &hdr, sizeof(hdr)); 6212a6593cbSAlexey Kardashevskiy cpu_physical_memory_write(addr + sizeof(hdr), fdt, fdt_totalsize(fdt)); 6222a6593cbSAlexey Kardashevskiy trace_spapr_cas_continue(fdt_totalsize(fdt) + sizeof(hdr)); 6232a6593cbSAlexey Kardashevskiy g_free(fdt); 6242a6593cbSAlexey Kardashevskiy 6252a6593cbSAlexey Kardashevskiy return 0; 6262a6593cbSAlexey Kardashevskiy } 6272a6593cbSAlexey Kardashevskiy 62826a8c353SAlexey Kardashevskiy static void spapr_populate_memory_node(void *fdt, int nodeid, hwaddr start, 62926a8c353SAlexey Kardashevskiy hwaddr size) 63026a8c353SAlexey Kardashevskiy { 63126a8c353SAlexey Kardashevskiy uint32_t associativity[] = { 63226a8c353SAlexey Kardashevskiy cpu_to_be32(0x4), /* length */ 63326a8c353SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(0x0), 634c3b4f589SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(nodeid) 63526a8c353SAlexey Kardashevskiy }; 63626a8c353SAlexey Kardashevskiy char mem_name[32]; 63726a8c353SAlexey Kardashevskiy uint64_t mem_reg_property[2]; 63826a8c353SAlexey Kardashevskiy int off; 63926a8c353SAlexey Kardashevskiy 64026a8c353SAlexey Kardashevskiy mem_reg_property[0] = cpu_to_be64(start); 64126a8c353SAlexey Kardashevskiy mem_reg_property[1] = cpu_to_be64(size); 64226a8c353SAlexey Kardashevskiy 64326a8c353SAlexey Kardashevskiy sprintf(mem_name, "memory@" TARGET_FMT_lx, start); 64426a8c353SAlexey Kardashevskiy off = fdt_add_subnode(fdt, 0, mem_name); 64526a8c353SAlexey Kardashevskiy _FDT(off); 64626a8c353SAlexey Kardashevskiy _FDT((fdt_setprop_string(fdt, off, "device_type", "memory"))); 64726a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "reg", mem_reg_property, 64826a8c353SAlexey Kardashevskiy sizeof(mem_reg_property)))); 64926a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "ibm,associativity", associativity, 65026a8c353SAlexey Kardashevskiy sizeof(associativity)))); 65126a8c353SAlexey Kardashevskiy } 65226a8c353SAlexey Kardashevskiy 65328e02042SDavid Gibson static int spapr_populate_memory(sPAPRMachineState *spapr, void *fdt) 65453018216SPaolo Bonzini { 655fb164994SDavid Gibson MachineState *machine = MACHINE(spapr); 6567db8a127SAlexey Kardashevskiy hwaddr mem_start, node_size; 6577db8a127SAlexey Kardashevskiy int i, nb_nodes = nb_numa_nodes; 6587db8a127SAlexey Kardashevskiy NodeInfo *nodes = numa_info; 6597db8a127SAlexey Kardashevskiy NodeInfo ramnode; 66053018216SPaolo Bonzini 6617db8a127SAlexey Kardashevskiy /* No NUMA nodes, assume there is just one node with whole RAM */ 6627db8a127SAlexey Kardashevskiy if (!nb_numa_nodes) { 6637db8a127SAlexey Kardashevskiy nb_nodes = 1; 664fb164994SDavid Gibson ramnode.node_mem = machine->ram_size; 6657db8a127SAlexey Kardashevskiy nodes = &ramnode; 6665fe269b1SPaul Mackerras } 66753018216SPaolo Bonzini 6687db8a127SAlexey Kardashevskiy for (i = 0, mem_start = 0; i < nb_nodes; ++i) { 6697db8a127SAlexey Kardashevskiy if (!nodes[i].node_mem) { 6707db8a127SAlexey Kardashevskiy continue; 67153018216SPaolo Bonzini } 672fb164994SDavid Gibson if (mem_start >= machine->ram_size) { 6735fe269b1SPaul Mackerras node_size = 0; 6745fe269b1SPaul Mackerras } else { 6757db8a127SAlexey Kardashevskiy node_size = nodes[i].node_mem; 676fb164994SDavid Gibson if (node_size > machine->ram_size - mem_start) { 677fb164994SDavid Gibson node_size = machine->ram_size - mem_start; 6785fe269b1SPaul Mackerras } 6795fe269b1SPaul Mackerras } 6807db8a127SAlexey Kardashevskiy if (!mem_start) { 6817db8a127SAlexey Kardashevskiy /* ppc_spapr_init() checks for rma_size <= node0_size already */ 6827db8a127SAlexey Kardashevskiy spapr_populate_memory_node(fdt, i, 0, spapr->rma_size); 6837db8a127SAlexey Kardashevskiy mem_start += spapr->rma_size; 6847db8a127SAlexey Kardashevskiy node_size -= spapr->rma_size; 6857db8a127SAlexey Kardashevskiy } 6866010818cSAlexey Kardashevskiy for ( ; node_size; ) { 6876010818cSAlexey Kardashevskiy hwaddr sizetmp = pow2floor(node_size); 6886010818cSAlexey Kardashevskiy 6896010818cSAlexey Kardashevskiy /* mem_start != 0 here */ 6906010818cSAlexey Kardashevskiy if (ctzl(mem_start) < ctzl(sizetmp)) { 6916010818cSAlexey Kardashevskiy sizetmp = 1ULL << ctzl(mem_start); 6926010818cSAlexey Kardashevskiy } 6936010818cSAlexey Kardashevskiy 6946010818cSAlexey Kardashevskiy spapr_populate_memory_node(fdt, i, mem_start, sizetmp); 6956010818cSAlexey Kardashevskiy node_size -= sizetmp; 6966010818cSAlexey Kardashevskiy mem_start += sizetmp; 6976010818cSAlexey Kardashevskiy } 69853018216SPaolo Bonzini } 69953018216SPaolo Bonzini 70053018216SPaolo Bonzini return 0; 70153018216SPaolo Bonzini } 70253018216SPaolo Bonzini 70328e02042SDavid Gibson static void spapr_finalize_fdt(sPAPRMachineState *spapr, 70453018216SPaolo Bonzini hwaddr fdt_addr, 70553018216SPaolo Bonzini hwaddr rtas_addr, 70653018216SPaolo Bonzini hwaddr rtas_size) 70753018216SPaolo Bonzini { 7085b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 7095b2128d2SAlexander Graf const char *boot_device = machine->boot_order; 71071461b0fSAlexey Kardashevskiy int ret, i; 71171461b0fSAlexey Kardashevskiy size_t cb = 0; 71271461b0fSAlexey Kardashevskiy char *bootlist; 71353018216SPaolo Bonzini void *fdt; 71453018216SPaolo Bonzini sPAPRPHBState *phb; 71553018216SPaolo Bonzini 71653018216SPaolo Bonzini fdt = g_malloc(FDT_MAX_SIZE); 71753018216SPaolo Bonzini 71853018216SPaolo Bonzini /* open out the base tree into a temp buffer for the final tweaks */ 71953018216SPaolo Bonzini _FDT((fdt_open_into(spapr->fdt_skel, fdt, FDT_MAX_SIZE))); 72053018216SPaolo Bonzini 72153018216SPaolo Bonzini ret = spapr_populate_memory(spapr, fdt); 72253018216SPaolo Bonzini if (ret < 0) { 72353018216SPaolo Bonzini fprintf(stderr, "couldn't setup memory nodes in fdt\n"); 72453018216SPaolo Bonzini exit(1); 72553018216SPaolo Bonzini } 72653018216SPaolo Bonzini 72753018216SPaolo Bonzini ret = spapr_populate_vdevice(spapr->vio_bus, fdt); 72853018216SPaolo Bonzini if (ret < 0) { 72953018216SPaolo Bonzini fprintf(stderr, "couldn't setup vio devices in fdt\n"); 73053018216SPaolo Bonzini exit(1); 73153018216SPaolo Bonzini } 73253018216SPaolo Bonzini 73353018216SPaolo Bonzini QLIST_FOREACH(phb, &spapr->phbs, list) { 73453018216SPaolo Bonzini ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt); 73553018216SPaolo Bonzini } 73653018216SPaolo Bonzini 73753018216SPaolo Bonzini if (ret < 0) { 73853018216SPaolo Bonzini fprintf(stderr, "couldn't setup PCI devices in fdt\n"); 73953018216SPaolo Bonzini exit(1); 74053018216SPaolo Bonzini } 74153018216SPaolo Bonzini 74253018216SPaolo Bonzini /* RTAS */ 74353018216SPaolo Bonzini ret = spapr_rtas_device_tree_setup(fdt, rtas_addr, rtas_size); 74453018216SPaolo Bonzini if (ret < 0) { 74553018216SPaolo Bonzini fprintf(stderr, "Couldn't set up RTAS device tree properties\n"); 74653018216SPaolo Bonzini } 74753018216SPaolo Bonzini 74853018216SPaolo Bonzini /* Advertise NUMA via ibm,associativity */ 74953018216SPaolo Bonzini ret = spapr_fixup_cpu_dt(fdt, spapr); 75053018216SPaolo Bonzini if (ret < 0) { 75153018216SPaolo Bonzini fprintf(stderr, "Couldn't finalize CPU device tree properties\n"); 75253018216SPaolo Bonzini } 75353018216SPaolo Bonzini 75471461b0fSAlexey Kardashevskiy bootlist = get_boot_devices_list(&cb, true); 75571461b0fSAlexey Kardashevskiy if (cb && bootlist) { 75671461b0fSAlexey Kardashevskiy int offset = fdt_path_offset(fdt, "/chosen"); 75771461b0fSAlexey Kardashevskiy if (offset < 0) { 75871461b0fSAlexey Kardashevskiy exit(1); 75971461b0fSAlexey Kardashevskiy } 76071461b0fSAlexey Kardashevskiy for (i = 0; i < cb; i++) { 76171461b0fSAlexey Kardashevskiy if (bootlist[i] == '\n') { 76271461b0fSAlexey Kardashevskiy bootlist[i] = ' '; 76371461b0fSAlexey Kardashevskiy } 76471461b0fSAlexey Kardashevskiy 76571461b0fSAlexey Kardashevskiy } 76671461b0fSAlexey Kardashevskiy ret = fdt_setprop_string(fdt, offset, "qemu,boot-list", bootlist); 76771461b0fSAlexey Kardashevskiy } 76871461b0fSAlexey Kardashevskiy 7695b2128d2SAlexander Graf if (boot_device && strlen(boot_device)) { 7705b2128d2SAlexander Graf int offset = fdt_path_offset(fdt, "/chosen"); 7715b2128d2SAlexander Graf 7725b2128d2SAlexander Graf if (offset < 0) { 7735b2128d2SAlexander Graf exit(1); 7745b2128d2SAlexander Graf } 7755b2128d2SAlexander Graf fdt_setprop_string(fdt, offset, "qemu,boot-device", boot_device); 7765b2128d2SAlexander Graf } 7775b2128d2SAlexander Graf 77853018216SPaolo Bonzini if (!spapr->has_graphics) { 77953018216SPaolo Bonzini spapr_populate_chosen_stdout(fdt, spapr->vio_bus); 78053018216SPaolo Bonzini } 78153018216SPaolo Bonzini 78253018216SPaolo Bonzini _FDT((fdt_pack(fdt))); 78353018216SPaolo Bonzini 78453018216SPaolo Bonzini if (fdt_totalsize(fdt) > FDT_MAX_SIZE) { 785730fce59SThomas Huth error_report("FDT too big ! 0x%x bytes (max is 0x%x)", 78653018216SPaolo Bonzini fdt_totalsize(fdt), FDT_MAX_SIZE); 78753018216SPaolo Bonzini exit(1); 78853018216SPaolo Bonzini } 78953018216SPaolo Bonzini 79053018216SPaolo Bonzini cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt)); 79153018216SPaolo Bonzini 792a21a7a70SGonglei g_free(bootlist); 79353018216SPaolo Bonzini g_free(fdt); 79453018216SPaolo Bonzini } 79553018216SPaolo Bonzini 79653018216SPaolo Bonzini static uint64_t translate_kernel_address(void *opaque, uint64_t addr) 79753018216SPaolo Bonzini { 79853018216SPaolo Bonzini return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; 79953018216SPaolo Bonzini } 80053018216SPaolo Bonzini 80153018216SPaolo Bonzini static void emulate_spapr_hypercall(PowerPCCPU *cpu) 80253018216SPaolo Bonzini { 80353018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 80453018216SPaolo Bonzini 80553018216SPaolo Bonzini if (msr_pr) { 80653018216SPaolo Bonzini hcall_dprintf("Hypercall made with MSR[PR]=1\n"); 80753018216SPaolo Bonzini env->gpr[3] = H_PRIVILEGE; 80853018216SPaolo Bonzini } else { 80953018216SPaolo Bonzini env->gpr[3] = spapr_hypercall(cpu, env->gpr[3], &env->gpr[4]); 81053018216SPaolo Bonzini } 81153018216SPaolo Bonzini } 81253018216SPaolo Bonzini 813e6b8fd24SSamuel Mendoza-Jonas #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) 814e6b8fd24SSamuel Mendoza-Jonas #define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) 815e6b8fd24SSamuel Mendoza-Jonas #define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) 816e6b8fd24SSamuel Mendoza-Jonas #define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY)) 817e6b8fd24SSamuel Mendoza-Jonas #define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= tswap64(HPTE64_V_HPTE_DIRTY)) 818e6b8fd24SSamuel Mendoza-Jonas 81928e02042SDavid Gibson static void spapr_reset_htab(sPAPRMachineState *spapr) 82053018216SPaolo Bonzini { 82153018216SPaolo Bonzini long shift; 822e6b8fd24SSamuel Mendoza-Jonas int index; 82353018216SPaolo Bonzini 82453018216SPaolo Bonzini /* allocate hash page table. For now we always make this 16mb, 82553018216SPaolo Bonzini * later we should probably make it scale to the size of guest 82653018216SPaolo Bonzini * RAM */ 82753018216SPaolo Bonzini 82853018216SPaolo Bonzini shift = kvmppc_reset_htab(spapr->htab_shift); 82953018216SPaolo Bonzini 83053018216SPaolo Bonzini if (shift > 0) { 83153018216SPaolo Bonzini /* Kernel handles htab, we don't need to allocate one */ 83253018216SPaolo Bonzini spapr->htab_shift = shift; 8337c43bca0SAneesh Kumar K.V kvmppc_kern_htab = true; 83401a57972SSamuel Mendoza-Jonas 83501a57972SSamuel Mendoza-Jonas /* Tell readers to update their file descriptor */ 83601a57972SSamuel Mendoza-Jonas if (spapr->htab_fd >= 0) { 83701a57972SSamuel Mendoza-Jonas spapr->htab_fd_stale = true; 83801a57972SSamuel Mendoza-Jonas } 83953018216SPaolo Bonzini } else { 84053018216SPaolo Bonzini if (!spapr->htab) { 84153018216SPaolo Bonzini /* Allocate an htab if we don't yet have one */ 84253018216SPaolo Bonzini spapr->htab = qemu_memalign(HTAB_SIZE(spapr), HTAB_SIZE(spapr)); 84353018216SPaolo Bonzini } 84453018216SPaolo Bonzini 84553018216SPaolo Bonzini /* And clear it */ 84653018216SPaolo Bonzini memset(spapr->htab, 0, HTAB_SIZE(spapr)); 847e6b8fd24SSamuel Mendoza-Jonas 848e6b8fd24SSamuel Mendoza-Jonas for (index = 0; index < HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; index++) { 849e6b8fd24SSamuel Mendoza-Jonas DIRTY_HPTE(HPTE(spapr->htab, index)); 850e6b8fd24SSamuel Mendoza-Jonas } 85153018216SPaolo Bonzini } 85253018216SPaolo Bonzini 85353018216SPaolo Bonzini /* Update the RMA size if necessary */ 85453018216SPaolo Bonzini if (spapr->vrma_adjust) { 855b082d65aSAlexey Kardashevskiy spapr->rma_size = kvmppc_rma_size(spapr_node0_size(), 856b082d65aSAlexey Kardashevskiy spapr->htab_shift); 85753018216SPaolo Bonzini } 85853018216SPaolo Bonzini } 85953018216SPaolo Bonzini 8609e3f9733SAlexander Graf static int find_unknown_sysbus_device(SysBusDevice *sbdev, void *opaque) 8619e3f9733SAlexander Graf { 8629e3f9733SAlexander Graf bool matched = false; 8639e3f9733SAlexander Graf 8649e3f9733SAlexander Graf if (object_dynamic_cast(OBJECT(sbdev), TYPE_SPAPR_PCI_HOST_BRIDGE)) { 8659e3f9733SAlexander Graf matched = true; 8669e3f9733SAlexander Graf } 8679e3f9733SAlexander Graf 8689e3f9733SAlexander Graf if (!matched) { 8699e3f9733SAlexander Graf error_report("Device %s is not supported by this machine yet.", 8709e3f9733SAlexander Graf qdev_fw_name(DEVICE(sbdev))); 8719e3f9733SAlexander Graf exit(1); 8729e3f9733SAlexander Graf } 8739e3f9733SAlexander Graf 8749e3f9733SAlexander Graf return 0; 8759e3f9733SAlexander Graf } 8769e3f9733SAlexander Graf 87701a57972SSamuel Mendoza-Jonas /* 87801a57972SSamuel Mendoza-Jonas * A guest reset will cause spapr->htab_fd to become stale if being used. 87901a57972SSamuel Mendoza-Jonas * Reopen the file descriptor to make sure the whole HTAB is properly read. 88001a57972SSamuel Mendoza-Jonas */ 88128e02042SDavid Gibson static int spapr_check_htab_fd(sPAPRMachineState *spapr) 88201a57972SSamuel Mendoza-Jonas { 88301a57972SSamuel Mendoza-Jonas int rc = 0; 88401a57972SSamuel Mendoza-Jonas 88501a57972SSamuel Mendoza-Jonas if (spapr->htab_fd_stale) { 88601a57972SSamuel Mendoza-Jonas close(spapr->htab_fd); 88701a57972SSamuel Mendoza-Jonas spapr->htab_fd = kvmppc_get_htab_fd(false); 88801a57972SSamuel Mendoza-Jonas if (spapr->htab_fd < 0) { 88901a57972SSamuel Mendoza-Jonas error_report("Unable to open fd for reading hash table from KVM: " 89001a57972SSamuel Mendoza-Jonas "%s", strerror(errno)); 89101a57972SSamuel Mendoza-Jonas rc = -1; 89201a57972SSamuel Mendoza-Jonas } 89301a57972SSamuel Mendoza-Jonas spapr->htab_fd_stale = false; 89401a57972SSamuel Mendoza-Jonas } 89501a57972SSamuel Mendoza-Jonas 89601a57972SSamuel Mendoza-Jonas return rc; 89701a57972SSamuel Mendoza-Jonas } 89801a57972SSamuel Mendoza-Jonas 89953018216SPaolo Bonzini static void ppc_spapr_reset(void) 90053018216SPaolo Bonzini { 90128e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 902182735efSAndreas Färber PowerPCCPU *first_ppc_cpu; 903b7d1f77aSBenjamin Herrenschmidt uint32_t rtas_limit; 904259186a7SAndreas Färber 9059e3f9733SAlexander Graf /* Check for unknown sysbus devices */ 9069e3f9733SAlexander Graf foreach_dynamic_sysbus_device(find_unknown_sysbus_device, NULL); 9079e3f9733SAlexander Graf 90853018216SPaolo Bonzini /* Reset the hash table & recalc the RMA */ 90953018216SPaolo Bonzini spapr_reset_htab(spapr); 91053018216SPaolo Bonzini 91153018216SPaolo Bonzini qemu_devices_reset(); 91253018216SPaolo Bonzini 913b7d1f77aSBenjamin Herrenschmidt /* 914b7d1f77aSBenjamin Herrenschmidt * We place the device tree and RTAS just below either the top of the RMA, 915b7d1f77aSBenjamin Herrenschmidt * or just below 2GB, whichever is lowere, so that it can be 916b7d1f77aSBenjamin Herrenschmidt * processed with 32-bit real mode code if necessary 917b7d1f77aSBenjamin Herrenschmidt */ 918b7d1f77aSBenjamin Herrenschmidt rtas_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR); 919b7d1f77aSBenjamin Herrenschmidt spapr->rtas_addr = rtas_limit - RTAS_MAX_SIZE; 920b7d1f77aSBenjamin Herrenschmidt spapr->fdt_addr = spapr->rtas_addr - FDT_MAX_SIZE; 921b7d1f77aSBenjamin Herrenschmidt 92253018216SPaolo Bonzini /* Load the fdt */ 92353018216SPaolo Bonzini spapr_finalize_fdt(spapr, spapr->fdt_addr, spapr->rtas_addr, 92453018216SPaolo Bonzini spapr->rtas_size); 92553018216SPaolo Bonzini 926b7d1f77aSBenjamin Herrenschmidt /* Copy RTAS over */ 927b7d1f77aSBenjamin Herrenschmidt cpu_physical_memory_write(spapr->rtas_addr, spapr->rtas_blob, 928b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size); 929b7d1f77aSBenjamin Herrenschmidt 93053018216SPaolo Bonzini /* Set up the entry state */ 931182735efSAndreas Färber first_ppc_cpu = POWERPC_CPU(first_cpu); 932182735efSAndreas Färber first_ppc_cpu->env.gpr[3] = spapr->fdt_addr; 933182735efSAndreas Färber first_ppc_cpu->env.gpr[5] = 0; 934182735efSAndreas Färber first_cpu->halted = 0; 9351b718907SDavid Gibson first_ppc_cpu->env.nip = SPAPR_ENTRY_POINT; 93653018216SPaolo Bonzini 93753018216SPaolo Bonzini } 93853018216SPaolo Bonzini 93953018216SPaolo Bonzini static void spapr_cpu_reset(void *opaque) 94053018216SPaolo Bonzini { 94128e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); 94253018216SPaolo Bonzini PowerPCCPU *cpu = opaque; 943259186a7SAndreas Färber CPUState *cs = CPU(cpu); 94453018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 94553018216SPaolo Bonzini 946259186a7SAndreas Färber cpu_reset(cs); 94753018216SPaolo Bonzini 94853018216SPaolo Bonzini /* All CPUs start halted. CPU0 is unhalted from the machine level 94953018216SPaolo Bonzini * reset code and the rest are explicitly started up by the guest 95053018216SPaolo Bonzini * using an RTAS call */ 951259186a7SAndreas Färber cs->halted = 1; 95253018216SPaolo Bonzini 95353018216SPaolo Bonzini env->spr[SPR_HIOR] = 0; 95453018216SPaolo Bonzini 9554be21d56SDavid Gibson env->external_htab = (uint8_t *)spapr->htab; 9565736245cSAneesh Kumar K.V if (kvm_enabled() && !env->external_htab) { 9575736245cSAneesh Kumar K.V /* 9585736245cSAneesh Kumar K.V * HV KVM, set external_htab to 1 so our ppc_hash64_load_hpte* 9595736245cSAneesh Kumar K.V * functions do the right thing. 9605736245cSAneesh Kumar K.V */ 9615736245cSAneesh Kumar K.V env->external_htab = (void *)1; 9625736245cSAneesh Kumar K.V } 96353018216SPaolo Bonzini env->htab_base = -1; 964f3c75d42SAneesh Kumar K.V /* 965f3c75d42SAneesh Kumar K.V * htab_mask is the mask used to normalize hash value to PTEG index. 966f3c75d42SAneesh Kumar K.V * htab_shift is log2 of hash table size. 967f3c75d42SAneesh Kumar K.V * We have 8 hpte per group, and each hpte is 16 bytes. 968f3c75d42SAneesh Kumar K.V * ie have 128 bytes per hpte entry. 969f3c75d42SAneesh Kumar K.V */ 97028e02042SDavid Gibson env->htab_mask = (1ULL << (spapr->htab_shift - 7)) - 1; 971ec4936e1SStefan Weil env->spr[SPR_SDR1] = (target_ulong)(uintptr_t)spapr->htab | 97253018216SPaolo Bonzini (spapr->htab_shift - 18); 97353018216SPaolo Bonzini } 97453018216SPaolo Bonzini 97528e02042SDavid Gibson static void spapr_create_nvram(sPAPRMachineState *spapr) 97653018216SPaolo Bonzini { 9772ff3de68SMarkus Armbruster DeviceState *dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram"); 9783978b863SPaolo Bonzini DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0); 97953018216SPaolo Bonzini 9803978b863SPaolo Bonzini if (dinfo) { 9814be74634SMarkus Armbruster qdev_prop_set_drive_nofail(dev, "drive", blk_by_legacy_dinfo(dinfo)); 98253018216SPaolo Bonzini } 98353018216SPaolo Bonzini 98453018216SPaolo Bonzini qdev_init_nofail(dev); 98553018216SPaolo Bonzini 98653018216SPaolo Bonzini spapr->nvram = (struct sPAPRNVRAM *)dev; 98753018216SPaolo Bonzini } 98853018216SPaolo Bonzini 98928e02042SDavid Gibson static void spapr_rtc_create(sPAPRMachineState *spapr) 99028df36a1SDavid Gibson { 99128df36a1SDavid Gibson DeviceState *dev = qdev_create(NULL, TYPE_SPAPR_RTC); 99228df36a1SDavid Gibson 99328df36a1SDavid Gibson qdev_init_nofail(dev); 99428df36a1SDavid Gibson spapr->rtc = dev; 99574e5ae28SDavid Gibson 99674e5ae28SDavid Gibson object_property_add_alias(qdev_get_machine(), "rtc-time", 99774e5ae28SDavid Gibson OBJECT(spapr->rtc), "date", NULL); 99828df36a1SDavid Gibson } 99928df36a1SDavid Gibson 100053018216SPaolo Bonzini /* Returns whether we want to use VGA or not */ 100153018216SPaolo Bonzini static int spapr_vga_init(PCIBus *pci_bus) 100253018216SPaolo Bonzini { 100353018216SPaolo Bonzini switch (vga_interface_type) { 100453018216SPaolo Bonzini case VGA_NONE: 10057effdaa3SMark Wu return false; 10067effdaa3SMark Wu case VGA_DEVICE: 10077effdaa3SMark Wu return true; 100853018216SPaolo Bonzini case VGA_STD: 100953018216SPaolo Bonzini return pci_vga_init(pci_bus) != NULL; 101053018216SPaolo Bonzini default: 101153018216SPaolo Bonzini fprintf(stderr, "This vga model is not supported," 101253018216SPaolo Bonzini "currently it only supports -vga std\n"); 101353018216SPaolo Bonzini exit(0); 101453018216SPaolo Bonzini } 101553018216SPaolo Bonzini } 101653018216SPaolo Bonzini 1017880ae7deSDavid Gibson static int spapr_post_load(void *opaque, int version_id) 1018880ae7deSDavid Gibson { 101928e02042SDavid Gibson sPAPRMachineState *spapr = (sPAPRMachineState *)opaque; 1020880ae7deSDavid Gibson int err = 0; 1021880ae7deSDavid Gibson 1022631b22eaSStefan Weil /* In earlier versions, there was no separate qdev for the PAPR 1023880ae7deSDavid Gibson * RTC, so the RTC offset was stored directly in sPAPREnvironment. 1024880ae7deSDavid Gibson * So when migrating from those versions, poke the incoming offset 1025880ae7deSDavid Gibson * value into the RTC device */ 1026880ae7deSDavid Gibson if (version_id < 3) { 1027880ae7deSDavid Gibson err = spapr_rtc_import_offset(spapr->rtc, spapr->rtc_offset); 1028880ae7deSDavid Gibson } 1029880ae7deSDavid Gibson 1030880ae7deSDavid Gibson return err; 1031880ae7deSDavid Gibson } 1032880ae7deSDavid Gibson 1033880ae7deSDavid Gibson static bool version_before_3(void *opaque, int version_id) 1034880ae7deSDavid Gibson { 1035880ae7deSDavid Gibson return version_id < 3; 1036880ae7deSDavid Gibson } 1037880ae7deSDavid Gibson 10384be21d56SDavid Gibson static const VMStateDescription vmstate_spapr = { 10394be21d56SDavid Gibson .name = "spapr", 1040880ae7deSDavid Gibson .version_id = 3, 10414be21d56SDavid Gibson .minimum_version_id = 1, 1042880ae7deSDavid Gibson .post_load = spapr_post_load, 10434be21d56SDavid Gibson .fields = (VMStateField[]) { 1044880ae7deSDavid Gibson /* used to be @next_irq */ 1045880ae7deSDavid Gibson VMSTATE_UNUSED_BUFFER(version_before_3, 0, 4), 10464be21d56SDavid Gibson 10474be21d56SDavid Gibson /* RTC offset */ 104828e02042SDavid Gibson VMSTATE_UINT64_TEST(rtc_offset, sPAPRMachineState, version_before_3), 1049880ae7deSDavid Gibson 105028e02042SDavid Gibson VMSTATE_PPC_TIMEBASE_V(tb, sPAPRMachineState, 2), 10514be21d56SDavid Gibson VMSTATE_END_OF_LIST() 10524be21d56SDavid Gibson }, 10534be21d56SDavid Gibson }; 10544be21d56SDavid Gibson 10554be21d56SDavid Gibson static int htab_save_setup(QEMUFile *f, void *opaque) 10564be21d56SDavid Gibson { 105728e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 10584be21d56SDavid Gibson 10594be21d56SDavid Gibson /* "Iteration" header */ 10604be21d56SDavid Gibson qemu_put_be32(f, spapr->htab_shift); 10614be21d56SDavid Gibson 1062e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 1063e68cb8b4SAlexey Kardashevskiy spapr->htab_save_index = 0; 1064e68cb8b4SAlexey Kardashevskiy spapr->htab_first_pass = true; 1065e68cb8b4SAlexey Kardashevskiy } else { 1066e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1067e68cb8b4SAlexey Kardashevskiy 1068e68cb8b4SAlexey Kardashevskiy spapr->htab_fd = kvmppc_get_htab_fd(false); 106901a57972SSamuel Mendoza-Jonas spapr->htab_fd_stale = false; 1070e68cb8b4SAlexey Kardashevskiy if (spapr->htab_fd < 0) { 1071e68cb8b4SAlexey Kardashevskiy fprintf(stderr, "Unable to open fd for reading hash table from KVM: %s\n", 1072e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1073e68cb8b4SAlexey Kardashevskiy return -1; 1074e68cb8b4SAlexey Kardashevskiy } 10754be21d56SDavid Gibson } 10764be21d56SDavid Gibson 1077e68cb8b4SAlexey Kardashevskiy 1078e68cb8b4SAlexey Kardashevskiy return 0; 1079e68cb8b4SAlexey Kardashevskiy } 10804be21d56SDavid Gibson 108128e02042SDavid Gibson static void htab_save_first_pass(QEMUFile *f, sPAPRMachineState *spapr, 10824be21d56SDavid Gibson int64_t max_ns) 10834be21d56SDavid Gibson { 10844be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 10854be21d56SDavid Gibson int index = spapr->htab_save_index; 1086bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 10874be21d56SDavid Gibson 10884be21d56SDavid Gibson assert(spapr->htab_first_pass); 10894be21d56SDavid Gibson 10904be21d56SDavid Gibson do { 10914be21d56SDavid Gibson int chunkstart; 10924be21d56SDavid Gibson 10934be21d56SDavid Gibson /* Consume invalid HPTEs */ 10944be21d56SDavid Gibson while ((index < htabslots) 10954be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 10964be21d56SDavid Gibson index++; 10974be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 10984be21d56SDavid Gibson } 10994be21d56SDavid Gibson 11004be21d56SDavid Gibson /* Consume valid HPTEs */ 11014be21d56SDavid Gibson chunkstart = index; 1102338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 11034be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 11044be21d56SDavid Gibson index++; 11054be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 11064be21d56SDavid Gibson } 11074be21d56SDavid Gibson 11084be21d56SDavid Gibson if (index > chunkstart) { 11094be21d56SDavid Gibson int n_valid = index - chunkstart; 11104be21d56SDavid Gibson 11114be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 11124be21d56SDavid Gibson qemu_put_be16(f, n_valid); 11134be21d56SDavid Gibson qemu_put_be16(f, 0); 11144be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 11154be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 11164be21d56SDavid Gibson 1117bc72ad67SAlex Bligh if ((qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 11184be21d56SDavid Gibson break; 11194be21d56SDavid Gibson } 11204be21d56SDavid Gibson } 11214be21d56SDavid Gibson } while ((index < htabslots) && !qemu_file_rate_limit(f)); 11224be21d56SDavid Gibson 11234be21d56SDavid Gibson if (index >= htabslots) { 11244be21d56SDavid Gibson assert(index == htabslots); 11254be21d56SDavid Gibson index = 0; 11264be21d56SDavid Gibson spapr->htab_first_pass = false; 11274be21d56SDavid Gibson } 11284be21d56SDavid Gibson spapr->htab_save_index = index; 11294be21d56SDavid Gibson } 11304be21d56SDavid Gibson 113128e02042SDavid Gibson static int htab_save_later_pass(QEMUFile *f, sPAPRMachineState *spapr, 11324be21d56SDavid Gibson int64_t max_ns) 11334be21d56SDavid Gibson { 11344be21d56SDavid Gibson bool final = max_ns < 0; 11354be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 11364be21d56SDavid Gibson int examined = 0, sent = 0; 11374be21d56SDavid Gibson int index = spapr->htab_save_index; 1138bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 11394be21d56SDavid Gibson 11404be21d56SDavid Gibson assert(!spapr->htab_first_pass); 11414be21d56SDavid Gibson 11424be21d56SDavid Gibson do { 11434be21d56SDavid Gibson int chunkstart, invalidstart; 11444be21d56SDavid Gibson 11454be21d56SDavid Gibson /* Consume non-dirty HPTEs */ 11464be21d56SDavid Gibson while ((index < htabslots) 11474be21d56SDavid Gibson && !HPTE_DIRTY(HPTE(spapr->htab, index))) { 11484be21d56SDavid Gibson index++; 11494be21d56SDavid Gibson examined++; 11504be21d56SDavid Gibson } 11514be21d56SDavid Gibson 11524be21d56SDavid Gibson chunkstart = index; 11534be21d56SDavid Gibson /* Consume valid dirty HPTEs */ 1154338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 11554be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 11564be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 11574be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 11584be21d56SDavid Gibson index++; 11594be21d56SDavid Gibson examined++; 11604be21d56SDavid Gibson } 11614be21d56SDavid Gibson 11624be21d56SDavid Gibson invalidstart = index; 11634be21d56SDavid Gibson /* Consume invalid dirty HPTEs */ 1164338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - invalidstart < USHRT_MAX) 11654be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 11664be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 11674be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 11684be21d56SDavid Gibson index++; 11694be21d56SDavid Gibson examined++; 11704be21d56SDavid Gibson } 11714be21d56SDavid Gibson 11724be21d56SDavid Gibson if (index > chunkstart) { 11734be21d56SDavid Gibson int n_valid = invalidstart - chunkstart; 11744be21d56SDavid Gibson int n_invalid = index - invalidstart; 11754be21d56SDavid Gibson 11764be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 11774be21d56SDavid Gibson qemu_put_be16(f, n_valid); 11784be21d56SDavid Gibson qemu_put_be16(f, n_invalid); 11794be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 11804be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 11814be21d56SDavid Gibson sent += index - chunkstart; 11824be21d56SDavid Gibson 1183bc72ad67SAlex Bligh if (!final && (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 11844be21d56SDavid Gibson break; 11854be21d56SDavid Gibson } 11864be21d56SDavid Gibson } 11874be21d56SDavid Gibson 11884be21d56SDavid Gibson if (examined >= htabslots) { 11894be21d56SDavid Gibson break; 11904be21d56SDavid Gibson } 11914be21d56SDavid Gibson 11924be21d56SDavid Gibson if (index >= htabslots) { 11934be21d56SDavid Gibson assert(index == htabslots); 11944be21d56SDavid Gibson index = 0; 11954be21d56SDavid Gibson } 11964be21d56SDavid Gibson } while ((examined < htabslots) && (!qemu_file_rate_limit(f) || final)); 11974be21d56SDavid Gibson 11984be21d56SDavid Gibson if (index >= htabslots) { 11994be21d56SDavid Gibson assert(index == htabslots); 12004be21d56SDavid Gibson index = 0; 12014be21d56SDavid Gibson } 12024be21d56SDavid Gibson 12034be21d56SDavid Gibson spapr->htab_save_index = index; 12044be21d56SDavid Gibson 1205e68cb8b4SAlexey Kardashevskiy return (examined >= htabslots) && (sent == 0) ? 1 : 0; 12064be21d56SDavid Gibson } 12074be21d56SDavid Gibson 1208e68cb8b4SAlexey Kardashevskiy #define MAX_ITERATION_NS 5000000 /* 5 ms */ 1209e68cb8b4SAlexey Kardashevskiy #define MAX_KVM_BUF_SIZE 2048 1210e68cb8b4SAlexey Kardashevskiy 12114be21d56SDavid Gibson static int htab_save_iterate(QEMUFile *f, void *opaque) 12124be21d56SDavid Gibson { 121328e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 1214e68cb8b4SAlexey Kardashevskiy int rc = 0; 12154be21d56SDavid Gibson 12164be21d56SDavid Gibson /* Iteration header */ 12174be21d56SDavid Gibson qemu_put_be32(f, 0); 12184be21d56SDavid Gibson 1219e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1220e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1221e68cb8b4SAlexey Kardashevskiy 122201a57972SSamuel Mendoza-Jonas rc = spapr_check_htab_fd(spapr); 122301a57972SSamuel Mendoza-Jonas if (rc < 0) { 122401a57972SSamuel Mendoza-Jonas return rc; 122501a57972SSamuel Mendoza-Jonas } 122601a57972SSamuel Mendoza-Jonas 1227e68cb8b4SAlexey Kardashevskiy rc = kvmppc_save_htab(f, spapr->htab_fd, 1228e68cb8b4SAlexey Kardashevskiy MAX_KVM_BUF_SIZE, MAX_ITERATION_NS); 1229e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1230e68cb8b4SAlexey Kardashevskiy return rc; 1231e68cb8b4SAlexey Kardashevskiy } 1232e68cb8b4SAlexey Kardashevskiy } else if (spapr->htab_first_pass) { 12334be21d56SDavid Gibson htab_save_first_pass(f, spapr, MAX_ITERATION_NS); 12344be21d56SDavid Gibson } else { 1235e68cb8b4SAlexey Kardashevskiy rc = htab_save_later_pass(f, spapr, MAX_ITERATION_NS); 12364be21d56SDavid Gibson } 12374be21d56SDavid Gibson 12384be21d56SDavid Gibson /* End marker */ 12394be21d56SDavid Gibson qemu_put_be32(f, 0); 12404be21d56SDavid Gibson qemu_put_be16(f, 0); 12414be21d56SDavid Gibson qemu_put_be16(f, 0); 12424be21d56SDavid Gibson 1243e68cb8b4SAlexey Kardashevskiy return rc; 12444be21d56SDavid Gibson } 12454be21d56SDavid Gibson 12464be21d56SDavid Gibson static int htab_save_complete(QEMUFile *f, void *opaque) 12474be21d56SDavid Gibson { 124828e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 12494be21d56SDavid Gibson 12504be21d56SDavid Gibson /* Iteration header */ 12514be21d56SDavid Gibson qemu_put_be32(f, 0); 12524be21d56SDavid Gibson 1253e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1254e68cb8b4SAlexey Kardashevskiy int rc; 1255e68cb8b4SAlexey Kardashevskiy 1256e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1257e68cb8b4SAlexey Kardashevskiy 125801a57972SSamuel Mendoza-Jonas rc = spapr_check_htab_fd(spapr); 125901a57972SSamuel Mendoza-Jonas if (rc < 0) { 126001a57972SSamuel Mendoza-Jonas return rc; 126101a57972SSamuel Mendoza-Jonas } 126201a57972SSamuel Mendoza-Jonas 1263e68cb8b4SAlexey Kardashevskiy rc = kvmppc_save_htab(f, spapr->htab_fd, MAX_KVM_BUF_SIZE, -1); 1264e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1265e68cb8b4SAlexey Kardashevskiy return rc; 1266e68cb8b4SAlexey Kardashevskiy } 1267e68cb8b4SAlexey Kardashevskiy close(spapr->htab_fd); 1268e68cb8b4SAlexey Kardashevskiy spapr->htab_fd = -1; 1269e68cb8b4SAlexey Kardashevskiy } else { 12704be21d56SDavid Gibson htab_save_later_pass(f, spapr, -1); 1271e68cb8b4SAlexey Kardashevskiy } 12724be21d56SDavid Gibson 12734be21d56SDavid Gibson /* End marker */ 12744be21d56SDavid Gibson qemu_put_be32(f, 0); 12754be21d56SDavid Gibson qemu_put_be16(f, 0); 12764be21d56SDavid Gibson qemu_put_be16(f, 0); 12774be21d56SDavid Gibson 12784be21d56SDavid Gibson return 0; 12794be21d56SDavid Gibson } 12804be21d56SDavid Gibson 12814be21d56SDavid Gibson static int htab_load(QEMUFile *f, void *opaque, int version_id) 12824be21d56SDavid Gibson { 128328e02042SDavid Gibson sPAPRMachineState *spapr = opaque; 12844be21d56SDavid Gibson uint32_t section_hdr; 1285e68cb8b4SAlexey Kardashevskiy int fd = -1; 12864be21d56SDavid Gibson 12874be21d56SDavid Gibson if (version_id < 1 || version_id > 1) { 12884be21d56SDavid Gibson fprintf(stderr, "htab_load() bad version\n"); 12894be21d56SDavid Gibson return -EINVAL; 12904be21d56SDavid Gibson } 12914be21d56SDavid Gibson 12924be21d56SDavid Gibson section_hdr = qemu_get_be32(f); 12934be21d56SDavid Gibson 12944be21d56SDavid Gibson if (section_hdr) { 12954be21d56SDavid Gibson /* First section, just the hash shift */ 12964be21d56SDavid Gibson if (spapr->htab_shift != section_hdr) { 12974be21d56SDavid Gibson return -EINVAL; 12984be21d56SDavid Gibson } 12994be21d56SDavid Gibson return 0; 13004be21d56SDavid Gibson } 13014be21d56SDavid Gibson 1302e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1303e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1304e68cb8b4SAlexey Kardashevskiy 1305e68cb8b4SAlexey Kardashevskiy fd = kvmppc_get_htab_fd(true); 1306e68cb8b4SAlexey Kardashevskiy if (fd < 0) { 1307e68cb8b4SAlexey Kardashevskiy fprintf(stderr, "Unable to open fd to restore KVM hash table: %s\n", 1308e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1309e68cb8b4SAlexey Kardashevskiy } 1310e68cb8b4SAlexey Kardashevskiy } 1311e68cb8b4SAlexey Kardashevskiy 13124be21d56SDavid Gibson while (true) { 13134be21d56SDavid Gibson uint32_t index; 13144be21d56SDavid Gibson uint16_t n_valid, n_invalid; 13154be21d56SDavid Gibson 13164be21d56SDavid Gibson index = qemu_get_be32(f); 13174be21d56SDavid Gibson n_valid = qemu_get_be16(f); 13184be21d56SDavid Gibson n_invalid = qemu_get_be16(f); 13194be21d56SDavid Gibson 13204be21d56SDavid Gibson if ((index == 0) && (n_valid == 0) && (n_invalid == 0)) { 13214be21d56SDavid Gibson /* End of Stream */ 13224be21d56SDavid Gibson break; 13234be21d56SDavid Gibson } 13244be21d56SDavid Gibson 1325e68cb8b4SAlexey Kardashevskiy if ((index + n_valid + n_invalid) > 13264be21d56SDavid Gibson (HTAB_SIZE(spapr) / HASH_PTE_SIZE_64)) { 13274be21d56SDavid Gibson /* Bad index in stream */ 13284be21d56SDavid Gibson fprintf(stderr, "htab_load() bad index %d (%hd+%hd entries) " 1329e68cb8b4SAlexey Kardashevskiy "in htab stream (htab_shift=%d)\n", index, n_valid, n_invalid, 1330e68cb8b4SAlexey Kardashevskiy spapr->htab_shift); 13314be21d56SDavid Gibson return -EINVAL; 13324be21d56SDavid Gibson } 13334be21d56SDavid Gibson 1334e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 13354be21d56SDavid Gibson if (n_valid) { 13364be21d56SDavid Gibson qemu_get_buffer(f, HPTE(spapr->htab, index), 13374be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13384be21d56SDavid Gibson } 13394be21d56SDavid Gibson if (n_invalid) { 13404be21d56SDavid Gibson memset(HPTE(spapr->htab, index + n_valid), 0, 13414be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_invalid); 13424be21d56SDavid Gibson } 1343e68cb8b4SAlexey Kardashevskiy } else { 1344e68cb8b4SAlexey Kardashevskiy int rc; 1345e68cb8b4SAlexey Kardashevskiy 1346e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1347e68cb8b4SAlexey Kardashevskiy 1348e68cb8b4SAlexey Kardashevskiy rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid); 1349e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1350e68cb8b4SAlexey Kardashevskiy return rc; 1351e68cb8b4SAlexey Kardashevskiy } 1352e68cb8b4SAlexey Kardashevskiy } 1353e68cb8b4SAlexey Kardashevskiy } 1354e68cb8b4SAlexey Kardashevskiy 1355e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1356e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1357e68cb8b4SAlexey Kardashevskiy close(fd); 13584be21d56SDavid Gibson } 13594be21d56SDavid Gibson 13604be21d56SDavid Gibson return 0; 13614be21d56SDavid Gibson } 13624be21d56SDavid Gibson 13634be21d56SDavid Gibson static SaveVMHandlers savevm_htab_handlers = { 13644be21d56SDavid Gibson .save_live_setup = htab_save_setup, 13654be21d56SDavid Gibson .save_live_iterate = htab_save_iterate, 13664be21d56SDavid Gibson .save_live_complete = htab_save_complete, 13674be21d56SDavid Gibson .load_state = htab_load, 13684be21d56SDavid Gibson }; 13694be21d56SDavid Gibson 13705b2128d2SAlexander Graf static void spapr_boot_set(void *opaque, const char *boot_device, 13715b2128d2SAlexander Graf Error **errp) 13725b2128d2SAlexander Graf { 13735b2128d2SAlexander Graf MachineState *machine = MACHINE(qdev_get_machine()); 13745b2128d2SAlexander Graf machine->boot_order = g_strdup(boot_device); 13755b2128d2SAlexander Graf } 13765b2128d2SAlexander Graf 137753018216SPaolo Bonzini /* pSeries LPAR / sPAPR hardware init */ 13783ef96221SMarcel Apfelbaum static void ppc_spapr_init(MachineState *machine) 137953018216SPaolo Bonzini { 138028e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(machine); 13813ef96221SMarcel Apfelbaum const char *cpu_model = machine->cpu_model; 13823ef96221SMarcel Apfelbaum const char *kernel_filename = machine->kernel_filename; 13833ef96221SMarcel Apfelbaum const char *kernel_cmdline = machine->kernel_cmdline; 13843ef96221SMarcel Apfelbaum const char *initrd_filename = machine->initrd_filename; 138553018216SPaolo Bonzini PowerPCCPU *cpu; 138653018216SPaolo Bonzini CPUPPCState *env; 138753018216SPaolo Bonzini PCIHostState *phb; 138853018216SPaolo Bonzini int i; 138953018216SPaolo Bonzini MemoryRegion *sysmem = get_system_memory(); 139053018216SPaolo Bonzini MemoryRegion *ram = g_new(MemoryRegion, 1); 1391658fa66bSAlexey Kardashevskiy MemoryRegion *rma_region; 1392658fa66bSAlexey Kardashevskiy void *rma = NULL; 139353018216SPaolo Bonzini hwaddr rma_alloc_size; 1394b082d65aSAlexey Kardashevskiy hwaddr node0_size = spapr_node0_size(); 139553018216SPaolo Bonzini uint32_t initrd_base = 0; 139653018216SPaolo Bonzini long kernel_size = 0, initrd_size = 0; 1397b7d1f77aSBenjamin Herrenschmidt long load_limit, fw_size; 139816457e7fSBenjamin Herrenschmidt bool kernel_le = false; 139953018216SPaolo Bonzini char *filename; 140053018216SPaolo Bonzini 140153018216SPaolo Bonzini msi_supported = true; 140253018216SPaolo Bonzini 140353018216SPaolo Bonzini QLIST_INIT(&spapr->phbs); 140453018216SPaolo Bonzini 140553018216SPaolo Bonzini cpu_ppc_hypercall = emulate_spapr_hypercall; 140653018216SPaolo Bonzini 140753018216SPaolo Bonzini /* Allocate RMA if necessary */ 1408658fa66bSAlexey Kardashevskiy rma_alloc_size = kvmppc_alloc_rma(&rma); 140953018216SPaolo Bonzini 141053018216SPaolo Bonzini if (rma_alloc_size == -1) { 1411730fce59SThomas Huth error_report("Unable to create RMA"); 141253018216SPaolo Bonzini exit(1); 141353018216SPaolo Bonzini } 141453018216SPaolo Bonzini 1415c4177479SAlexey Kardashevskiy if (rma_alloc_size && (rma_alloc_size < node0_size)) { 141653018216SPaolo Bonzini spapr->rma_size = rma_alloc_size; 141753018216SPaolo Bonzini } else { 1418c4177479SAlexey Kardashevskiy spapr->rma_size = node0_size; 141953018216SPaolo Bonzini 142053018216SPaolo Bonzini /* With KVM, we don't actually know whether KVM supports an 142153018216SPaolo Bonzini * unbounded RMA (PR KVM) or is limited by the hash table size 142253018216SPaolo Bonzini * (HV KVM using VRMA), so we always assume the latter 142353018216SPaolo Bonzini * 142453018216SPaolo Bonzini * In that case, we also limit the initial allocations for RTAS 142553018216SPaolo Bonzini * etc... to 256M since we have no way to know what the VRMA size 142653018216SPaolo Bonzini * is going to be as it depends on the size of the hash table 142753018216SPaolo Bonzini * isn't determined yet. 142853018216SPaolo Bonzini */ 142953018216SPaolo Bonzini if (kvm_enabled()) { 143053018216SPaolo Bonzini spapr->vrma_adjust = 1; 143153018216SPaolo Bonzini spapr->rma_size = MIN(spapr->rma_size, 0x10000000); 143253018216SPaolo Bonzini } 143353018216SPaolo Bonzini } 143453018216SPaolo Bonzini 1435c4177479SAlexey Kardashevskiy if (spapr->rma_size > node0_size) { 1436c4177479SAlexey Kardashevskiy fprintf(stderr, "Error: Numa node 0 has to span the RMA (%#08"HWADDR_PRIx")\n", 1437c4177479SAlexey Kardashevskiy spapr->rma_size); 1438c4177479SAlexey Kardashevskiy exit(1); 1439c4177479SAlexey Kardashevskiy } 1440c4177479SAlexey Kardashevskiy 1441b7d1f77aSBenjamin Herrenschmidt /* Setup a load limit for the ramdisk leaving room for SLOF and FDT */ 1442b7d1f77aSBenjamin Herrenschmidt load_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR) - FW_OVERHEAD; 144353018216SPaolo Bonzini 144453018216SPaolo Bonzini /* We aim for a hash table of size 1/128 the size of RAM. The 144553018216SPaolo Bonzini * normal rule of thumb is 1/64 the size of RAM, but that's much 144653018216SPaolo Bonzini * more than needed for the Linux guests we support. */ 144753018216SPaolo Bonzini spapr->htab_shift = 18; /* Minimum architected size */ 144853018216SPaolo Bonzini while (spapr->htab_shift <= 46) { 1449fb164994SDavid Gibson if ((1ULL << (spapr->htab_shift + 7)) >= machine->ram_size) { 145053018216SPaolo Bonzini break; 145153018216SPaolo Bonzini } 145253018216SPaolo Bonzini spapr->htab_shift++; 145353018216SPaolo Bonzini } 145453018216SPaolo Bonzini 14557b565160SDavid Gibson /* Set up Interrupt Controller before we create the VCPUs */ 1456446f16a6SMarcel Apfelbaum spapr->icp = xics_system_init(machine, 1457*9e734e3dSBharata B Rao DIV_ROUND_UP(max_cpus * kvmppc_smt_threads(), 1458f303f117SGreg Kurz smp_threads), 14597b565160SDavid Gibson XICS_IRQS); 14607b565160SDavid Gibson 146153018216SPaolo Bonzini /* init CPUs */ 146253018216SPaolo Bonzini if (cpu_model == NULL) { 146353018216SPaolo Bonzini cpu_model = kvm_enabled() ? "host" : "POWER7"; 146453018216SPaolo Bonzini } 146553018216SPaolo Bonzini for (i = 0; i < smp_cpus; i++) { 146653018216SPaolo Bonzini cpu = cpu_ppc_init(cpu_model); 146753018216SPaolo Bonzini if (cpu == NULL) { 146853018216SPaolo Bonzini fprintf(stderr, "Unable to find PowerPC CPU definition\n"); 146953018216SPaolo Bonzini exit(1); 147053018216SPaolo Bonzini } 147153018216SPaolo Bonzini env = &cpu->env; 147253018216SPaolo Bonzini 147353018216SPaolo Bonzini /* Set time-base frequency to 512 MHz */ 147453018216SPaolo Bonzini cpu_ppc_tb_init(env, TIMEBASE_FREQ); 147553018216SPaolo Bonzini 14762cf3eb6dSFabien Chouteau /* PAPR always has exception vectors in RAM not ROM. To ensure this, 14772cf3eb6dSFabien Chouteau * MSR[IP] should never be set. 14782cf3eb6dSFabien Chouteau */ 14792cf3eb6dSFabien Chouteau env->msr_mask &= ~(1 << 6); 148053018216SPaolo Bonzini 148153018216SPaolo Bonzini /* Tell KVM that we're in PAPR mode */ 148253018216SPaolo Bonzini if (kvm_enabled()) { 148353018216SPaolo Bonzini kvmppc_set_papr(cpu); 148453018216SPaolo Bonzini } 148553018216SPaolo Bonzini 14866d9412eaSAlexey Kardashevskiy if (cpu->max_compat) { 14876d9412eaSAlexey Kardashevskiy if (ppc_set_compat(cpu, cpu->max_compat) < 0) { 14886d9412eaSAlexey Kardashevskiy exit(1); 14896d9412eaSAlexey Kardashevskiy } 14906d9412eaSAlexey Kardashevskiy } 14916d9412eaSAlexey Kardashevskiy 149224408a7dSAlexey Kardashevskiy xics_cpu_setup(spapr->icp, cpu); 149324408a7dSAlexey Kardashevskiy 149453018216SPaolo Bonzini qemu_register_reset(spapr_cpu_reset, cpu); 149553018216SPaolo Bonzini } 149653018216SPaolo Bonzini 1497026bfd89SDavid Gibson if (kvm_enabled()) { 1498026bfd89SDavid Gibson /* Enable H_LOGICAL_CI_* so SLOF can talk to in-kernel devices */ 1499026bfd89SDavid Gibson kvmppc_enable_logical_ci_hcalls(); 1500026bfd89SDavid Gibson } 1501026bfd89SDavid Gibson 150253018216SPaolo Bonzini /* allocate RAM */ 1503f92f5da1SAlexey Kardashevskiy memory_region_allocate_system_memory(ram, NULL, "ppc_spapr.ram", 1504fb164994SDavid Gibson machine->ram_size); 1505f92f5da1SAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, ram); 150653018216SPaolo Bonzini 1507658fa66bSAlexey Kardashevskiy if (rma_alloc_size && rma) { 1508658fa66bSAlexey Kardashevskiy rma_region = g_new(MemoryRegion, 1); 1509658fa66bSAlexey Kardashevskiy memory_region_init_ram_ptr(rma_region, NULL, "ppc_spapr.rma", 1510658fa66bSAlexey Kardashevskiy rma_alloc_size, rma); 1511658fa66bSAlexey Kardashevskiy vmstate_register_ram_global(rma_region); 1512658fa66bSAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, rma_region); 1513658fa66bSAlexey Kardashevskiy } 1514658fa66bSAlexey Kardashevskiy 151553018216SPaolo Bonzini filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin"); 15164c56440dSStefan Weil if (!filename) { 1517730fce59SThomas Huth error_report("Could not find LPAR rtas '%s'", "spapr-rtas.bin"); 15184c56440dSStefan Weil exit(1); 15194c56440dSStefan Weil } 1520b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size = get_image_size(filename); 1521b7d1f77aSBenjamin Herrenschmidt spapr->rtas_blob = g_malloc(spapr->rtas_size); 1522b7d1f77aSBenjamin Herrenschmidt if (load_image_size(filename, spapr->rtas_blob, spapr->rtas_size) < 0) { 1523730fce59SThomas Huth error_report("Could not load LPAR rtas '%s'", filename); 152453018216SPaolo Bonzini exit(1); 152553018216SPaolo Bonzini } 152653018216SPaolo Bonzini if (spapr->rtas_size > RTAS_MAX_SIZE) { 1527730fce59SThomas Huth error_report("RTAS too big ! 0x%zx bytes (max is 0x%x)", 15282f285bddSPeter Maydell (size_t)spapr->rtas_size, RTAS_MAX_SIZE); 152953018216SPaolo Bonzini exit(1); 153053018216SPaolo Bonzini } 153153018216SPaolo Bonzini g_free(filename); 153253018216SPaolo Bonzini 153353018216SPaolo Bonzini /* Set up EPOW events infrastructure */ 153453018216SPaolo Bonzini spapr_events_init(spapr); 153553018216SPaolo Bonzini 153612f42174SDavid Gibson /* Set up the RTC RTAS interfaces */ 153728df36a1SDavid Gibson spapr_rtc_create(spapr); 153812f42174SDavid Gibson 153953018216SPaolo Bonzini /* Set up VIO bus */ 154053018216SPaolo Bonzini spapr->vio_bus = spapr_vio_bus_init(); 154153018216SPaolo Bonzini 154253018216SPaolo Bonzini for (i = 0; i < MAX_SERIAL_PORTS; i++) { 154353018216SPaolo Bonzini if (serial_hds[i]) { 154453018216SPaolo Bonzini spapr_vty_create(spapr->vio_bus, serial_hds[i]); 154553018216SPaolo Bonzini } 154653018216SPaolo Bonzini } 154753018216SPaolo Bonzini 154853018216SPaolo Bonzini /* We always have at least the nvram device on VIO */ 154953018216SPaolo Bonzini spapr_create_nvram(spapr); 155053018216SPaolo Bonzini 155153018216SPaolo Bonzini /* Set up PCI */ 155253018216SPaolo Bonzini spapr_pci_rtas_init(); 155353018216SPaolo Bonzini 155489dfd6e1SDavid Gibson phb = spapr_create_phb(spapr, 0); 155553018216SPaolo Bonzini 155653018216SPaolo Bonzini for (i = 0; i < nb_nics; i++) { 155753018216SPaolo Bonzini NICInfo *nd = &nd_table[i]; 155853018216SPaolo Bonzini 155953018216SPaolo Bonzini if (!nd->model) { 156053018216SPaolo Bonzini nd->model = g_strdup("ibmveth"); 156153018216SPaolo Bonzini } 156253018216SPaolo Bonzini 156353018216SPaolo Bonzini if (strcmp(nd->model, "ibmveth") == 0) { 156453018216SPaolo Bonzini spapr_vlan_create(spapr->vio_bus, nd); 156553018216SPaolo Bonzini } else { 156629b358f9SDavid Gibson pci_nic_init_nofail(&nd_table[i], phb->bus, nd->model, NULL); 156753018216SPaolo Bonzini } 156853018216SPaolo Bonzini } 156953018216SPaolo Bonzini 157053018216SPaolo Bonzini for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) { 157153018216SPaolo Bonzini spapr_vscsi_create(spapr->vio_bus); 157253018216SPaolo Bonzini } 157353018216SPaolo Bonzini 157453018216SPaolo Bonzini /* Graphics */ 157553018216SPaolo Bonzini if (spapr_vga_init(phb->bus)) { 157653018216SPaolo Bonzini spapr->has_graphics = true; 1577c6e76503SPaolo Bonzini machine->usb |= defaults_enabled() && !machine->usb_disabled; 157853018216SPaolo Bonzini } 157953018216SPaolo Bonzini 15804ee9ced9SMarcel Apfelbaum if (machine->usb) { 158153018216SPaolo Bonzini pci_create_simple(phb->bus, -1, "pci-ohci"); 1582c86580b8SMarkus Armbruster 158353018216SPaolo Bonzini if (spapr->has_graphics) { 1584c86580b8SMarkus Armbruster USBBus *usb_bus = usb_bus_find(-1); 1585c86580b8SMarkus Armbruster 1586c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-kbd"); 1587c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-mouse"); 158853018216SPaolo Bonzini } 158953018216SPaolo Bonzini } 159053018216SPaolo Bonzini 159153018216SPaolo Bonzini if (spapr->rma_size < (MIN_RMA_SLOF << 20)) { 159253018216SPaolo Bonzini fprintf(stderr, "qemu: pSeries SLOF firmware requires >= " 159353018216SPaolo Bonzini "%ldM guest RMA (Real Mode Area memory)\n", MIN_RMA_SLOF); 159453018216SPaolo Bonzini exit(1); 159553018216SPaolo Bonzini } 159653018216SPaolo Bonzini 159753018216SPaolo Bonzini if (kernel_filename) { 159853018216SPaolo Bonzini uint64_t lowaddr = 0; 159953018216SPaolo Bonzini 160053018216SPaolo Bonzini kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, 160153018216SPaolo Bonzini NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0); 16023b66da82SAlexey Kardashevskiy if (kernel_size == ELF_LOAD_WRONG_ENDIAN) { 160316457e7fSBenjamin Herrenschmidt kernel_size = load_elf(kernel_filename, 160416457e7fSBenjamin Herrenschmidt translate_kernel_address, NULL, 160516457e7fSBenjamin Herrenschmidt NULL, &lowaddr, NULL, 0, ELF_MACHINE, 0); 160616457e7fSBenjamin Herrenschmidt kernel_le = kernel_size > 0; 160716457e7fSBenjamin Herrenschmidt } 160816457e7fSBenjamin Herrenschmidt if (kernel_size < 0) { 16093b66da82SAlexey Kardashevskiy fprintf(stderr, "qemu: error loading %s: %s\n", 16103b66da82SAlexey Kardashevskiy kernel_filename, load_elf_strerror(kernel_size)); 161153018216SPaolo Bonzini exit(1); 161253018216SPaolo Bonzini } 161353018216SPaolo Bonzini 161453018216SPaolo Bonzini /* load initrd */ 161553018216SPaolo Bonzini if (initrd_filename) { 161653018216SPaolo Bonzini /* Try to locate the initrd in the gap between the kernel 161753018216SPaolo Bonzini * and the firmware. Add a bit of space just in case 161853018216SPaolo Bonzini */ 161953018216SPaolo Bonzini initrd_base = (KERNEL_LOAD_ADDR + kernel_size + 0x1ffff) & ~0xffff; 162053018216SPaolo Bonzini initrd_size = load_image_targphys(initrd_filename, initrd_base, 162153018216SPaolo Bonzini load_limit - initrd_base); 162253018216SPaolo Bonzini if (initrd_size < 0) { 162353018216SPaolo Bonzini fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", 162453018216SPaolo Bonzini initrd_filename); 162553018216SPaolo Bonzini exit(1); 162653018216SPaolo Bonzini } 162753018216SPaolo Bonzini } else { 162853018216SPaolo Bonzini initrd_base = 0; 162953018216SPaolo Bonzini initrd_size = 0; 163053018216SPaolo Bonzini } 163153018216SPaolo Bonzini } 163253018216SPaolo Bonzini 16338e7ea787SAndreas Färber if (bios_name == NULL) { 16348e7ea787SAndreas Färber bios_name = FW_FILE_NAME; 16358e7ea787SAndreas Färber } 16368e7ea787SAndreas Färber filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); 16374c56440dSStefan Weil if (!filename) { 163868fea5a0SThomas Huth error_report("Could not find LPAR firmware '%s'", bios_name); 16394c56440dSStefan Weil exit(1); 16404c56440dSStefan Weil } 164153018216SPaolo Bonzini fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE); 164268fea5a0SThomas Huth if (fw_size <= 0) { 164368fea5a0SThomas Huth error_report("Could not load LPAR firmware '%s'", filename); 164453018216SPaolo Bonzini exit(1); 164553018216SPaolo Bonzini } 164653018216SPaolo Bonzini g_free(filename); 164753018216SPaolo Bonzini 164828e02042SDavid Gibson /* FIXME: Should register things through the MachineState's qdev 164928e02042SDavid Gibson * interface, this is a legacy from the sPAPREnvironment structure 165028e02042SDavid Gibson * which predated MachineState but had a similar function */ 16514be21d56SDavid Gibson vmstate_register(NULL, 0, &vmstate_spapr, spapr); 16524be21d56SDavid Gibson register_savevm_live(NULL, "spapr/htab", -1, 1, 16534be21d56SDavid Gibson &savevm_htab_handlers, spapr); 16544be21d56SDavid Gibson 165553018216SPaolo Bonzini /* Prepare the device tree */ 16563bbf37f2SAndreas Färber spapr->fdt_skel = spapr_create_fdt_skel(initrd_base, initrd_size, 165716457e7fSBenjamin Herrenschmidt kernel_size, kernel_le, 165831fe14d1SNathan Fontenot kernel_cmdline, 165931fe14d1SNathan Fontenot spapr->check_exception_irq); 166053018216SPaolo Bonzini assert(spapr->fdt_skel != NULL); 16615b2128d2SAlexander Graf 166246503c2bSMichael Roth /* used by RTAS */ 166346503c2bSMichael Roth QTAILQ_INIT(&spapr->ccs_list); 166446503c2bSMichael Roth qemu_register_reset(spapr_ccs_reset_hook, spapr); 166546503c2bSMichael Roth 16665b2128d2SAlexander Graf qemu_register_boot_set(spapr_boot_set, spapr); 166753018216SPaolo Bonzini } 166853018216SPaolo Bonzini 1669135a129aSAneesh Kumar K.V static int spapr_kvm_type(const char *vm_type) 1670135a129aSAneesh Kumar K.V { 1671135a129aSAneesh Kumar K.V if (!vm_type) { 1672135a129aSAneesh Kumar K.V return 0; 1673135a129aSAneesh Kumar K.V } 1674135a129aSAneesh Kumar K.V 1675135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "HV")) { 1676135a129aSAneesh Kumar K.V return 1; 1677135a129aSAneesh Kumar K.V } 1678135a129aSAneesh Kumar K.V 1679135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "PR")) { 1680135a129aSAneesh Kumar K.V return 2; 1681135a129aSAneesh Kumar K.V } 1682135a129aSAneesh Kumar K.V 1683135a129aSAneesh Kumar K.V error_report("Unknown kvm-type specified '%s'", vm_type); 1684135a129aSAneesh Kumar K.V exit(1); 1685135a129aSAneesh Kumar K.V } 1686135a129aSAneesh Kumar K.V 168771461b0fSAlexey Kardashevskiy /* 1688627b84f4SGonglei * Implementation of an interface to adjust firmware path 168971461b0fSAlexey Kardashevskiy * for the bootindex property handling. 169071461b0fSAlexey Kardashevskiy */ 169171461b0fSAlexey Kardashevskiy static char *spapr_get_fw_dev_path(FWPathProvider *p, BusState *bus, 169271461b0fSAlexey Kardashevskiy DeviceState *dev) 169371461b0fSAlexey Kardashevskiy { 169471461b0fSAlexey Kardashevskiy #define CAST(type, obj, name) \ 169571461b0fSAlexey Kardashevskiy ((type *)object_dynamic_cast(OBJECT(obj), (name))) 169671461b0fSAlexey Kardashevskiy SCSIDevice *d = CAST(SCSIDevice, dev, TYPE_SCSI_DEVICE); 169771461b0fSAlexey Kardashevskiy sPAPRPHBState *phb = CAST(sPAPRPHBState, dev, TYPE_SPAPR_PCI_HOST_BRIDGE); 169871461b0fSAlexey Kardashevskiy 169971461b0fSAlexey Kardashevskiy if (d) { 170071461b0fSAlexey Kardashevskiy void *spapr = CAST(void, bus->parent, "spapr-vscsi"); 170171461b0fSAlexey Kardashevskiy VirtIOSCSI *virtio = CAST(VirtIOSCSI, bus->parent, TYPE_VIRTIO_SCSI); 170271461b0fSAlexey Kardashevskiy USBDevice *usb = CAST(USBDevice, bus->parent, TYPE_USB_DEVICE); 170371461b0fSAlexey Kardashevskiy 170471461b0fSAlexey Kardashevskiy if (spapr) { 170571461b0fSAlexey Kardashevskiy /* 170671461b0fSAlexey Kardashevskiy * Replace "channel@0/disk@0,0" with "disk@8000000000000000": 170771461b0fSAlexey Kardashevskiy * We use SRP luns of the form 8000 | (bus << 8) | (id << 5) | lun 170871461b0fSAlexey Kardashevskiy * in the top 16 bits of the 64-bit LUN 170971461b0fSAlexey Kardashevskiy */ 171071461b0fSAlexey Kardashevskiy unsigned id = 0x8000 | (d->id << 8) | d->lun; 171171461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 171271461b0fSAlexey Kardashevskiy (uint64_t)id << 48); 171371461b0fSAlexey Kardashevskiy } else if (virtio) { 171471461b0fSAlexey Kardashevskiy /* 171571461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (target << 8) | lun 171671461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 171771461b0fSAlexey Kardashevskiy * Note: the quote above is from SLOF and it is wrong, 171871461b0fSAlexey Kardashevskiy * the actual binding is: 171971461b0fSAlexey Kardashevskiy * swap 0100 or 10 << or 20 << ( target lun-id -- srplun ) 172071461b0fSAlexey Kardashevskiy */ 172171461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (d->id << 16) | d->lun; 172271461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 172371461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 172471461b0fSAlexey Kardashevskiy } else if (usb) { 172571461b0fSAlexey Kardashevskiy /* 172671461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (usb-port << 16) | lun 172771461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 172871461b0fSAlexey Kardashevskiy */ 172971461b0fSAlexey Kardashevskiy unsigned usb_port = atoi(usb->port->path); 173071461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (usb_port << 16) | d->lun; 173171461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 173271461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 173371461b0fSAlexey Kardashevskiy } 173471461b0fSAlexey Kardashevskiy } 173571461b0fSAlexey Kardashevskiy 173671461b0fSAlexey Kardashevskiy if (phb) { 173771461b0fSAlexey Kardashevskiy /* Replace "pci" with "pci@800000020000000" */ 173871461b0fSAlexey Kardashevskiy return g_strdup_printf("pci@%"PRIX64, phb->buid); 173971461b0fSAlexey Kardashevskiy } 174071461b0fSAlexey Kardashevskiy 174171461b0fSAlexey Kardashevskiy return NULL; 174271461b0fSAlexey Kardashevskiy } 174371461b0fSAlexey Kardashevskiy 174423825581SEduardo Habkost static char *spapr_get_kvm_type(Object *obj, Error **errp) 174523825581SEduardo Habkost { 174628e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 174723825581SEduardo Habkost 174828e02042SDavid Gibson return g_strdup(spapr->kvm_type); 174923825581SEduardo Habkost } 175023825581SEduardo Habkost 175123825581SEduardo Habkost static void spapr_set_kvm_type(Object *obj, const char *value, Error **errp) 175223825581SEduardo Habkost { 175328e02042SDavid Gibson sPAPRMachineState *spapr = SPAPR_MACHINE(obj); 175423825581SEduardo Habkost 175528e02042SDavid Gibson g_free(spapr->kvm_type); 175628e02042SDavid Gibson spapr->kvm_type = g_strdup(value); 175723825581SEduardo Habkost } 175823825581SEduardo Habkost 175923825581SEduardo Habkost static void spapr_machine_initfn(Object *obj) 176023825581SEduardo Habkost { 176123825581SEduardo Habkost object_property_add_str(obj, "kvm-type", 176223825581SEduardo Habkost spapr_get_kvm_type, spapr_set_kvm_type, NULL); 176349d2e648SMarcel Apfelbaum object_property_set_description(obj, "kvm-type", 176449d2e648SMarcel Apfelbaum "Specifies the KVM virtualization mode (HV, PR)", 176549d2e648SMarcel Apfelbaum NULL); 176623825581SEduardo Habkost } 176723825581SEduardo Habkost 176834316482SAlexey Kardashevskiy static void ppc_cpu_do_nmi_on_cpu(void *arg) 176934316482SAlexey Kardashevskiy { 177034316482SAlexey Kardashevskiy CPUState *cs = arg; 177134316482SAlexey Kardashevskiy 177234316482SAlexey Kardashevskiy cpu_synchronize_state(cs); 177334316482SAlexey Kardashevskiy ppc_cpu_do_system_reset(cs); 177434316482SAlexey Kardashevskiy } 177534316482SAlexey Kardashevskiy 177634316482SAlexey Kardashevskiy static void spapr_nmi(NMIState *n, int cpu_index, Error **errp) 177734316482SAlexey Kardashevskiy { 177834316482SAlexey Kardashevskiy CPUState *cs; 177934316482SAlexey Kardashevskiy 178034316482SAlexey Kardashevskiy CPU_FOREACH(cs) { 178134316482SAlexey Kardashevskiy async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, cs); 178234316482SAlexey Kardashevskiy } 178334316482SAlexey Kardashevskiy } 178434316482SAlexey Kardashevskiy 178529ee3247SAlexey Kardashevskiy static void spapr_machine_class_init(ObjectClass *oc, void *data) 178653018216SPaolo Bonzini { 178729ee3247SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 178871461b0fSAlexey Kardashevskiy FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc); 178934316482SAlexey Kardashevskiy NMIClass *nc = NMI_CLASS(oc); 179029ee3247SAlexey Kardashevskiy 1791958db90cSMarcel Apfelbaum mc->init = ppc_spapr_init; 1792958db90cSMarcel Apfelbaum mc->reset = ppc_spapr_reset; 1793958db90cSMarcel Apfelbaum mc->block_default_type = IF_SCSI; 1794958db90cSMarcel Apfelbaum mc->max_cpus = MAX_CPUS; 1795958db90cSMarcel Apfelbaum mc->no_parallel = 1; 17965b2128d2SAlexander Graf mc->default_boot_order = ""; 1797a34944feSNikunj A Dadhania mc->default_ram_size = 512 * M_BYTE; 1798958db90cSMarcel Apfelbaum mc->kvm_type = spapr_kvm_type; 17999e3f9733SAlexander Graf mc->has_dynamic_sysbus = true; 180000b4fbe2SMarcel Apfelbaum 180171461b0fSAlexey Kardashevskiy fwc->get_dev_path = spapr_get_fw_dev_path; 180234316482SAlexey Kardashevskiy nc->nmi_monitor_handler = spapr_nmi; 180353018216SPaolo Bonzini } 180453018216SPaolo Bonzini 180529ee3247SAlexey Kardashevskiy static const TypeInfo spapr_machine_info = { 180629ee3247SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE, 180729ee3247SAlexey Kardashevskiy .parent = TYPE_MACHINE, 18084aee7362SDavid Gibson .abstract = true, 18096ca1502eSAlexey Kardashevskiy .instance_size = sizeof(sPAPRMachineState), 181023825581SEduardo Habkost .instance_init = spapr_machine_initfn, 1811183930c0SDavid Gibson .class_size = sizeof(sPAPRMachineClass), 181229ee3247SAlexey Kardashevskiy .class_init = spapr_machine_class_init, 181371461b0fSAlexey Kardashevskiy .interfaces = (InterfaceInfo[]) { 181471461b0fSAlexey Kardashevskiy { TYPE_FW_PATH_PROVIDER }, 181534316482SAlexey Kardashevskiy { TYPE_NMI }, 181671461b0fSAlexey Kardashevskiy { } 181771461b0fSAlexey Kardashevskiy }, 181829ee3247SAlexey Kardashevskiy }; 181929ee3247SAlexey Kardashevskiy 182038ff32c6SEduardo Habkost #define SPAPR_COMPAT_2_3 \ 18217619c7b0SMichael Roth HW_COMPAT_2_3 \ 18227619c7b0SMichael Roth {\ 18237619c7b0SMichael Roth .driver = "spapr-pci-host-bridge",\ 18247619c7b0SMichael Roth .property = "dynamic-reconfiguration",\ 18257619c7b0SMichael Roth .value = "off",\ 18267619c7b0SMichael Roth }, 182738ff32c6SEduardo Habkost 1828b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_2 \ 182938ff32c6SEduardo Habkost SPAPR_COMPAT_2_3 \ 18304dfd8eaaSEduardo Habkost HW_COMPAT_2_2 \ 1831b194df47SAlexey Kardashevskiy {\ 1832b194df47SAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 1833b194df47SAlexey Kardashevskiy .property = "mem_win_size",\ 1834b194df47SAlexey Kardashevskiy .value = "0x20000000",\ 1835dd754bafSEduardo Habkost }, 1836b194df47SAlexey Kardashevskiy 1837b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_1 \ 18384dfd8eaaSEduardo Habkost SPAPR_COMPAT_2_2 \ 18394dfd8eaaSEduardo Habkost HW_COMPAT_2_1 1840b194df47SAlexey Kardashevskiy 1841d25228e7SJason Wang static void spapr_compat_2_3(Object *obj) 1842d25228e7SJason Wang { 1843d25228e7SJason Wang } 1844d25228e7SJason Wang 1845b0e966d0SJason Wang static void spapr_compat_2_2(Object *obj) 1846b0e966d0SJason Wang { 1847d25228e7SJason Wang spapr_compat_2_3(obj); 1848b0e966d0SJason Wang } 1849b0e966d0SJason Wang 1850b0e966d0SJason Wang static void spapr_compat_2_1(Object *obj) 1851b0e966d0SJason Wang { 1852b0e966d0SJason Wang spapr_compat_2_2(obj); 1853b0e966d0SJason Wang } 1854b0e966d0SJason Wang 1855d25228e7SJason Wang static void spapr_machine_2_3_instance_init(Object *obj) 1856d25228e7SJason Wang { 1857d25228e7SJason Wang spapr_compat_2_3(obj); 1858d25228e7SJason Wang spapr_machine_initfn(obj); 1859d25228e7SJason Wang } 1860d25228e7SJason Wang 1861b0e966d0SJason Wang static void spapr_machine_2_2_instance_init(Object *obj) 1862b0e966d0SJason Wang { 1863b0e966d0SJason Wang spapr_compat_2_2(obj); 1864b0e966d0SJason Wang spapr_machine_initfn(obj); 1865b0e966d0SJason Wang } 1866b0e966d0SJason Wang 1867b0e966d0SJason Wang static void spapr_machine_2_1_instance_init(Object *obj) 1868b0e966d0SJason Wang { 1869b0e966d0SJason Wang spapr_compat_2_1(obj); 1870b0e966d0SJason Wang spapr_machine_initfn(obj); 1871b0e966d0SJason Wang } 1872b0e966d0SJason Wang 18736026db45SAlexey Kardashevskiy static void spapr_machine_2_1_class_init(ObjectClass *oc, void *data) 18746026db45SAlexey Kardashevskiy { 18756026db45SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 187668a27b20SMichael S. Tsirkin static GlobalProperty compat_props[] = { 1877dd754bafSEduardo Habkost SPAPR_COMPAT_2_1 187868a27b20SMichael S. Tsirkin { /* end of list */ } 187968a27b20SMichael S. Tsirkin }; 18806026db45SAlexey Kardashevskiy 18816026db45SAlexey Kardashevskiy mc->name = "pseries-2.1"; 18826026db45SAlexey Kardashevskiy mc->desc = "pSeries Logical Partition (PAPR compliant) v2.1"; 188368a27b20SMichael S. Tsirkin mc->compat_props = compat_props; 18846026db45SAlexey Kardashevskiy } 18856026db45SAlexey Kardashevskiy 18866026db45SAlexey Kardashevskiy static const TypeInfo spapr_machine_2_1_info = { 18876026db45SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE "2.1", 18886026db45SAlexey Kardashevskiy .parent = TYPE_SPAPR_MACHINE, 18896026db45SAlexey Kardashevskiy .class_init = spapr_machine_2_1_class_init, 1890b0e966d0SJason Wang .instance_init = spapr_machine_2_1_instance_init, 18916026db45SAlexey Kardashevskiy }; 18926026db45SAlexey Kardashevskiy 18934aee7362SDavid Gibson static void spapr_machine_2_2_class_init(ObjectClass *oc, void *data) 18944aee7362SDavid Gibson { 1895b194df47SAlexey Kardashevskiy static GlobalProperty compat_props[] = { 1896dd754bafSEduardo Habkost SPAPR_COMPAT_2_2 1897b194df47SAlexey Kardashevskiy { /* end of list */ } 1898b194df47SAlexey Kardashevskiy }; 18994aee7362SDavid Gibson MachineClass *mc = MACHINE_CLASS(oc); 19004aee7362SDavid Gibson 19014aee7362SDavid Gibson mc->name = "pseries-2.2"; 19024aee7362SDavid Gibson mc->desc = "pSeries Logical Partition (PAPR compliant) v2.2"; 1903b194df47SAlexey Kardashevskiy mc->compat_props = compat_props; 19044aee7362SDavid Gibson } 19054aee7362SDavid Gibson 19064aee7362SDavid Gibson static const TypeInfo spapr_machine_2_2_info = { 19074aee7362SDavid Gibson .name = TYPE_SPAPR_MACHINE "2.2", 19084aee7362SDavid Gibson .parent = TYPE_SPAPR_MACHINE, 19094aee7362SDavid Gibson .class_init = spapr_machine_2_2_class_init, 1910b0e966d0SJason Wang .instance_init = spapr_machine_2_2_instance_init, 19114aee7362SDavid Gibson }; 19124aee7362SDavid Gibson 19133dab0244SAlexey Kardashevskiy static void spapr_machine_2_3_class_init(ObjectClass *oc, void *data) 19143dab0244SAlexey Kardashevskiy { 1915a1a45612SDavid Gibson static GlobalProperty compat_props[] = { 19167619c7b0SMichael Roth SPAPR_COMPAT_2_3 1917a1a45612SDavid Gibson { /* end of list */ } 1918a1a45612SDavid Gibson }; 19193dab0244SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 19203dab0244SAlexey Kardashevskiy 19213dab0244SAlexey Kardashevskiy mc->name = "pseries-2.3"; 19223dab0244SAlexey Kardashevskiy mc->desc = "pSeries Logical Partition (PAPR compliant) v2.3"; 1923a1a45612SDavid Gibson mc->compat_props = compat_props; 19243dab0244SAlexey Kardashevskiy } 19253dab0244SAlexey Kardashevskiy 19263dab0244SAlexey Kardashevskiy static const TypeInfo spapr_machine_2_3_info = { 19273dab0244SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE "2.3", 19283dab0244SAlexey Kardashevskiy .parent = TYPE_SPAPR_MACHINE, 19293dab0244SAlexey Kardashevskiy .class_init = spapr_machine_2_3_class_init, 1930d25228e7SJason Wang .instance_init = spapr_machine_2_3_instance_init, 1931d25228e7SJason Wang }; 1932d25228e7SJason Wang 1933d25228e7SJason Wang static void spapr_machine_2_4_class_init(ObjectClass *oc, void *data) 1934d25228e7SJason Wang { 1935d25228e7SJason Wang MachineClass *mc = MACHINE_CLASS(oc); 1936d25228e7SJason Wang 1937d25228e7SJason Wang mc->name = "pseries-2.4"; 1938d25228e7SJason Wang mc->desc = "pSeries Logical Partition (PAPR compliant) v2.4"; 1939d25228e7SJason Wang mc->alias = "pseries"; 1940d25228e7SJason Wang mc->is_default = 1; 1941d25228e7SJason Wang } 1942d25228e7SJason Wang 1943d25228e7SJason Wang static const TypeInfo spapr_machine_2_4_info = { 1944d25228e7SJason Wang .name = TYPE_SPAPR_MACHINE "2.4", 1945d25228e7SJason Wang .parent = TYPE_SPAPR_MACHINE, 1946d25228e7SJason Wang .class_init = spapr_machine_2_4_class_init, 19473dab0244SAlexey Kardashevskiy }; 19483dab0244SAlexey Kardashevskiy 194929ee3247SAlexey Kardashevskiy static void spapr_machine_register_types(void) 195029ee3247SAlexey Kardashevskiy { 195129ee3247SAlexey Kardashevskiy type_register_static(&spapr_machine_info); 19526026db45SAlexey Kardashevskiy type_register_static(&spapr_machine_2_1_info); 19534aee7362SDavid Gibson type_register_static(&spapr_machine_2_2_info); 19543dab0244SAlexey Kardashevskiy type_register_static(&spapr_machine_2_3_info); 1955d25228e7SJason Wang type_register_static(&spapr_machine_2_4_info); 195629ee3247SAlexey Kardashevskiy } 195729ee3247SAlexey Kardashevskiy 195829ee3247SAlexey Kardashevskiy type_init(spapr_machine_register_types) 1959