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 936ca1502eSAlexey Kardashevskiy typedef struct sPAPRMachineState sPAPRMachineState; 94748abce9SEduardo Habkost 9529ee3247SAlexey Kardashevskiy #define TYPE_SPAPR_MACHINE "spapr-machine" 96748abce9SEduardo Habkost #define SPAPR_MACHINE(obj) \ 976ca1502eSAlexey Kardashevskiy OBJECT_CHECK(sPAPRMachineState, (obj), TYPE_SPAPR_MACHINE) 98748abce9SEduardo Habkost 99748abce9SEduardo Habkost /** 1006ca1502eSAlexey Kardashevskiy * sPAPRMachineState: 101748abce9SEduardo Habkost */ 1026ca1502eSAlexey Kardashevskiy struct sPAPRMachineState { 103748abce9SEduardo Habkost /*< private >*/ 104748abce9SEduardo Habkost MachineState parent_obj; 10523825581SEduardo Habkost 10623825581SEduardo Habkost /*< public >*/ 10723825581SEduardo Habkost char *kvm_type; 108748abce9SEduardo Habkost }; 109748abce9SEduardo Habkost 11053018216SPaolo Bonzini sPAPREnvironment *spapr; 11153018216SPaolo Bonzini 112c04d6cfaSAnthony Liguori static XICSState *try_create_xics(const char *type, int nr_servers, 113c04d6cfaSAnthony Liguori int nr_irqs) 114c04d6cfaSAnthony Liguori { 115c04d6cfaSAnthony Liguori DeviceState *dev; 116c04d6cfaSAnthony Liguori 117c04d6cfaSAnthony Liguori dev = qdev_create(NULL, type); 118c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_servers", nr_servers); 119c04d6cfaSAnthony Liguori qdev_prop_set_uint32(dev, "nr_irqs", nr_irqs); 120c04d6cfaSAnthony Liguori if (qdev_init(dev) < 0) { 121c04d6cfaSAnthony Liguori return NULL; 122c04d6cfaSAnthony Liguori } 123c04d6cfaSAnthony Liguori 1245a3d7b23SAlexey Kardashevskiy return XICS_COMMON(dev); 125c04d6cfaSAnthony Liguori } 126c04d6cfaSAnthony Liguori 127c04d6cfaSAnthony Liguori static XICSState *xics_system_init(int nr_servers, int nr_irqs) 128c04d6cfaSAnthony Liguori { 129c04d6cfaSAnthony Liguori XICSState *icp = NULL; 130c04d6cfaSAnthony Liguori 13111ad93f6SDavid Gibson if (kvm_enabled()) { 13211ad93f6SDavid Gibson QemuOpts *machine_opts = qemu_get_machine_opts(); 13311ad93f6SDavid Gibson bool irqchip_allowed = qemu_opt_get_bool(machine_opts, 13411ad93f6SDavid Gibson "kernel_irqchip", true); 13511ad93f6SDavid Gibson bool irqchip_required = qemu_opt_get_bool(machine_opts, 13611ad93f6SDavid Gibson "kernel_irqchip", false); 13711ad93f6SDavid Gibson if (irqchip_allowed) { 13811ad93f6SDavid Gibson icp = try_create_xics(TYPE_KVM_XICS, nr_servers, nr_irqs); 13911ad93f6SDavid Gibson } 14011ad93f6SDavid Gibson 14111ad93f6SDavid Gibson if (irqchip_required && !icp) { 14211ad93f6SDavid Gibson perror("Failed to create in-kernel XICS\n"); 14311ad93f6SDavid Gibson abort(); 14411ad93f6SDavid Gibson } 14511ad93f6SDavid Gibson } 14611ad93f6SDavid Gibson 14711ad93f6SDavid Gibson if (!icp) { 148c04d6cfaSAnthony Liguori icp = try_create_xics(TYPE_XICS, nr_servers, nr_irqs); 14911ad93f6SDavid Gibson } 15011ad93f6SDavid Gibson 151c04d6cfaSAnthony Liguori if (!icp) { 152c04d6cfaSAnthony Liguori perror("Failed to create XICS\n"); 153c04d6cfaSAnthony Liguori abort(); 154c04d6cfaSAnthony Liguori } 155c04d6cfaSAnthony Liguori 156c04d6cfaSAnthony Liguori return icp; 157c04d6cfaSAnthony Liguori } 158c04d6cfaSAnthony Liguori 159833d4668SAlexey Kardashevskiy static int spapr_fixup_cpu_smt_dt(void *fdt, int offset, PowerPCCPU *cpu, 160833d4668SAlexey Kardashevskiy int smt_threads) 161833d4668SAlexey Kardashevskiy { 162833d4668SAlexey Kardashevskiy int i, ret = 0; 163833d4668SAlexey Kardashevskiy uint32_t servers_prop[smt_threads]; 164833d4668SAlexey Kardashevskiy uint32_t gservers_prop[smt_threads * 2]; 165833d4668SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 166833d4668SAlexey Kardashevskiy 1676d9412eaSAlexey Kardashevskiy if (cpu->cpu_version) { 1684bce526eSLaurent Dufour ret = fdt_setprop_cell(fdt, offset, "cpu-version", cpu->cpu_version); 1696d9412eaSAlexey Kardashevskiy if (ret < 0) { 1706d9412eaSAlexey Kardashevskiy return ret; 1716d9412eaSAlexey Kardashevskiy } 1726d9412eaSAlexey Kardashevskiy } 1736d9412eaSAlexey Kardashevskiy 174833d4668SAlexey Kardashevskiy /* Build interrupt servers and gservers properties */ 175833d4668SAlexey Kardashevskiy for (i = 0; i < smt_threads; i++) { 176833d4668SAlexey Kardashevskiy servers_prop[i] = cpu_to_be32(index + i); 177833d4668SAlexey Kardashevskiy /* Hack, direct the group queues back to cpu 0 */ 178833d4668SAlexey Kardashevskiy gservers_prop[i*2] = cpu_to_be32(index + i); 179833d4668SAlexey Kardashevskiy gservers_prop[i*2 + 1] = 0; 180833d4668SAlexey Kardashevskiy } 181833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-server#s", 182833d4668SAlexey Kardashevskiy servers_prop, sizeof(servers_prop)); 183833d4668SAlexey Kardashevskiy if (ret < 0) { 184833d4668SAlexey Kardashevskiy return ret; 185833d4668SAlexey Kardashevskiy } 186833d4668SAlexey Kardashevskiy ret = fdt_setprop(fdt, offset, "ibm,ppc-interrupt-gserver#s", 187833d4668SAlexey Kardashevskiy gservers_prop, sizeof(gservers_prop)); 188833d4668SAlexey Kardashevskiy 189833d4668SAlexey Kardashevskiy return ret; 190833d4668SAlexey Kardashevskiy } 191833d4668SAlexey Kardashevskiy 19253018216SPaolo Bonzini static int spapr_fixup_cpu_dt(void *fdt, sPAPREnvironment *spapr) 19353018216SPaolo Bonzini { 19482677ed2SAlexey Kardashevskiy int ret = 0, offset, cpus_offset; 19582677ed2SAlexey Kardashevskiy CPUState *cs; 19653018216SPaolo Bonzini char cpu_model[32]; 19753018216SPaolo Bonzini int smt = kvmppc_smt_threads(); 19853018216SPaolo Bonzini uint32_t pft_size_prop[] = {0, cpu_to_be32(spapr->htab_shift)}; 19953018216SPaolo Bonzini 20082677ed2SAlexey Kardashevskiy CPU_FOREACH(cs) { 20182677ed2SAlexey Kardashevskiy PowerPCCPU *cpu = POWERPC_CPU(cs); 20282677ed2SAlexey Kardashevskiy DeviceClass *dc = DEVICE_GET_CLASS(cs); 20382677ed2SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 20453018216SPaolo Bonzini uint32_t associativity[] = {cpu_to_be32(0x5), 20553018216SPaolo Bonzini cpu_to_be32(0x0), 20653018216SPaolo Bonzini cpu_to_be32(0x0), 20753018216SPaolo Bonzini cpu_to_be32(0x0), 20882677ed2SAlexey Kardashevskiy cpu_to_be32(cs->numa_node), 2090f20ba62SAlexey Kardashevskiy cpu_to_be32(index)}; 21053018216SPaolo Bonzini 2110f20ba62SAlexey Kardashevskiy if ((index % smt) != 0) { 21253018216SPaolo Bonzini continue; 21353018216SPaolo Bonzini } 21453018216SPaolo Bonzini 21582677ed2SAlexey Kardashevskiy snprintf(cpu_model, 32, "%s@%x", dc->fw_name, index); 21653018216SPaolo Bonzini 21782677ed2SAlexey Kardashevskiy cpus_offset = fdt_path_offset(fdt, "/cpus"); 21882677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 21982677ed2SAlexey Kardashevskiy cpus_offset = fdt_add_subnode(fdt, fdt_path_offset(fdt, "/"), 22082677ed2SAlexey Kardashevskiy "cpus"); 22182677ed2SAlexey Kardashevskiy if (cpus_offset < 0) { 22282677ed2SAlexey Kardashevskiy return cpus_offset; 22382677ed2SAlexey Kardashevskiy } 22482677ed2SAlexey Kardashevskiy } 22582677ed2SAlexey Kardashevskiy offset = fdt_subnode_offset(fdt, cpus_offset, cpu_model); 22682677ed2SAlexey Kardashevskiy if (offset < 0) { 22782677ed2SAlexey Kardashevskiy offset = fdt_add_subnode(fdt, cpus_offset, cpu_model); 22853018216SPaolo Bonzini if (offset < 0) { 22953018216SPaolo Bonzini return offset; 23053018216SPaolo Bonzini } 23182677ed2SAlexey Kardashevskiy } 23253018216SPaolo Bonzini 23353018216SPaolo Bonzini if (nb_numa_nodes > 1) { 23453018216SPaolo Bonzini ret = fdt_setprop(fdt, offset, "ibm,associativity", associativity, 23553018216SPaolo Bonzini sizeof(associativity)); 23653018216SPaolo Bonzini if (ret < 0) { 23753018216SPaolo Bonzini return ret; 23853018216SPaolo Bonzini } 23953018216SPaolo Bonzini } 24053018216SPaolo Bonzini 24153018216SPaolo Bonzini ret = fdt_setprop(fdt, offset, "ibm,pft-size", 24253018216SPaolo Bonzini pft_size_prop, sizeof(pft_size_prop)); 24353018216SPaolo Bonzini if (ret < 0) { 24453018216SPaolo Bonzini return ret; 24553018216SPaolo Bonzini } 246833d4668SAlexey Kardashevskiy 24782677ed2SAlexey Kardashevskiy ret = spapr_fixup_cpu_smt_dt(fdt, offset, cpu, 2482a48d993SAlexey Kardashevskiy ppc_get_compat_smt_threads(cpu)); 249833d4668SAlexey Kardashevskiy if (ret < 0) { 250833d4668SAlexey Kardashevskiy return ret; 251833d4668SAlexey Kardashevskiy } 25253018216SPaolo Bonzini } 25353018216SPaolo Bonzini return ret; 25453018216SPaolo Bonzini } 25553018216SPaolo Bonzini 25653018216SPaolo Bonzini 25753018216SPaolo Bonzini static size_t create_page_sizes_prop(CPUPPCState *env, uint32_t *prop, 25853018216SPaolo Bonzini size_t maxsize) 25953018216SPaolo Bonzini { 26053018216SPaolo Bonzini size_t maxcells = maxsize / sizeof(uint32_t); 26153018216SPaolo Bonzini int i, j, count; 26253018216SPaolo Bonzini uint32_t *p = prop; 26353018216SPaolo Bonzini 26453018216SPaolo Bonzini for (i = 0; i < PPC_PAGE_SIZES_MAX_SZ; i++) { 26553018216SPaolo Bonzini struct ppc_one_seg_page_size *sps = &env->sps.sps[i]; 26653018216SPaolo Bonzini 26753018216SPaolo Bonzini if (!sps->page_shift) { 26853018216SPaolo Bonzini break; 26953018216SPaolo Bonzini } 27053018216SPaolo Bonzini for (count = 0; count < PPC_PAGE_SIZES_MAX_SZ; count++) { 27153018216SPaolo Bonzini if (sps->enc[count].page_shift == 0) { 27253018216SPaolo Bonzini break; 27353018216SPaolo Bonzini } 27453018216SPaolo Bonzini } 27553018216SPaolo Bonzini if ((p - prop) >= (maxcells - 3 - count * 2)) { 27653018216SPaolo Bonzini break; 27753018216SPaolo Bonzini } 27853018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->page_shift); 27953018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->slb_enc); 28053018216SPaolo Bonzini *(p++) = cpu_to_be32(count); 28153018216SPaolo Bonzini for (j = 0; j < count; j++) { 28253018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].page_shift); 28353018216SPaolo Bonzini *(p++) = cpu_to_be32(sps->enc[j].pte_enc); 28453018216SPaolo Bonzini } 28553018216SPaolo Bonzini } 28653018216SPaolo Bonzini 28753018216SPaolo Bonzini return (p - prop) * sizeof(uint32_t); 28853018216SPaolo Bonzini } 28953018216SPaolo Bonzini 290b082d65aSAlexey Kardashevskiy static hwaddr spapr_node0_size(void) 291b082d65aSAlexey Kardashevskiy { 292b082d65aSAlexey Kardashevskiy if (nb_numa_nodes) { 293b082d65aSAlexey Kardashevskiy int i; 294b082d65aSAlexey Kardashevskiy for (i = 0; i < nb_numa_nodes; ++i) { 295b082d65aSAlexey Kardashevskiy if (numa_info[i].node_mem) { 296b082d65aSAlexey Kardashevskiy return MIN(pow2floor(numa_info[i].node_mem), ram_size); 297b082d65aSAlexey Kardashevskiy } 298b082d65aSAlexey Kardashevskiy } 299b082d65aSAlexey Kardashevskiy } 300b082d65aSAlexey Kardashevskiy return ram_size; 301b082d65aSAlexey Kardashevskiy } 302b082d65aSAlexey Kardashevskiy 30353018216SPaolo Bonzini #define _FDT(exp) \ 30453018216SPaolo Bonzini do { \ 30553018216SPaolo Bonzini int ret = (exp); \ 30653018216SPaolo Bonzini if (ret < 0) { \ 30753018216SPaolo Bonzini fprintf(stderr, "qemu: error creating device tree: %s: %s\n", \ 30853018216SPaolo Bonzini #exp, fdt_strerror(ret)); \ 30953018216SPaolo Bonzini exit(1); \ 31053018216SPaolo Bonzini } \ 31153018216SPaolo Bonzini } while (0) 31253018216SPaolo Bonzini 313a1d59c0fSAlexey Kardashevskiy static void add_str(GString *s, const gchar *s1) 314a1d59c0fSAlexey Kardashevskiy { 315a1d59c0fSAlexey Kardashevskiy g_string_append_len(s, s1, strlen(s1) + 1); 316a1d59c0fSAlexey Kardashevskiy } 31753018216SPaolo Bonzini 3183bbf37f2SAndreas Färber static void *spapr_create_fdt_skel(hwaddr initrd_base, 31953018216SPaolo Bonzini hwaddr initrd_size, 32053018216SPaolo Bonzini hwaddr kernel_size, 32116457e7fSBenjamin Herrenschmidt bool little_endian, 32253018216SPaolo Bonzini const char *boot_device, 32353018216SPaolo Bonzini const char *kernel_cmdline, 32453018216SPaolo Bonzini uint32_t epow_irq) 32553018216SPaolo Bonzini { 32653018216SPaolo Bonzini void *fdt; 327182735efSAndreas Färber CPUState *cs; 32853018216SPaolo Bonzini uint32_t start_prop = cpu_to_be32(initrd_base); 32953018216SPaolo Bonzini uint32_t end_prop = cpu_to_be32(initrd_base + initrd_size); 330a1d59c0fSAlexey Kardashevskiy GString *hypertas = g_string_sized_new(256); 331a1d59c0fSAlexey Kardashevskiy GString *qemu_hypertas = g_string_sized_new(256); 33253018216SPaolo Bonzini uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)}; 33353018216SPaolo Bonzini uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(smp_cpus)}; 334833d4668SAlexey Kardashevskiy int smt = kvmppc_smt_threads(); 33553018216SPaolo Bonzini unsigned char vec5[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x80}; 33610582ff8SAlexey Kardashevskiy QemuOpts *opts = qemu_opts_find(qemu_find_opts("smp-opts"), NULL); 33710582ff8SAlexey Kardashevskiy unsigned sockets = opts ? qemu_opt_get_number(opts, "sockets", 0) : 0; 33810582ff8SAlexey Kardashevskiy uint32_t cpus_per_socket = sockets ? (smp_cpus / sockets) : 1; 339ef951443SNikunj A Dadhania char *buf; 34053018216SPaolo Bonzini 341a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-pft"); 342a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-term"); 343a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-dabr"); 344a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-interrupt"); 345a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-tce"); 346a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-vio"); 347a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-splpar"); 348a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-bulk"); 349a1d59c0fSAlexey Kardashevskiy add_str(hypertas, "hcall-set-mode"); 350a1d59c0fSAlexey Kardashevskiy add_str(qemu_hypertas, "hcall-memop1"); 351a1d59c0fSAlexey Kardashevskiy 35253018216SPaolo Bonzini fdt = g_malloc0(FDT_MAX_SIZE); 35353018216SPaolo Bonzini _FDT((fdt_create(fdt, FDT_MAX_SIZE))); 35453018216SPaolo Bonzini 35553018216SPaolo Bonzini if (kernel_size) { 35653018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, KERNEL_LOAD_ADDR, kernel_size))); 35753018216SPaolo Bonzini } 35853018216SPaolo Bonzini if (initrd_size) { 35953018216SPaolo Bonzini _FDT((fdt_add_reservemap_entry(fdt, initrd_base, initrd_size))); 36053018216SPaolo Bonzini } 36153018216SPaolo Bonzini _FDT((fdt_finish_reservemap(fdt))); 36253018216SPaolo Bonzini 36353018216SPaolo Bonzini /* Root node */ 36453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, ""))); 36553018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "chrp"))); 36653018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "model", "IBM pSeries (emulated by qemu)"))); 367fa388916SAnthony Liguori _FDT((fdt_property_string(fdt, "compatible", "qemu,pseries"))); 36853018216SPaolo Bonzini 369ef951443SNikunj A Dadhania /* 370ef951443SNikunj A Dadhania * Add info to guest to indentify which host is it being run on 371ef951443SNikunj A Dadhania * and what is the uuid of the guest 372ef951443SNikunj A Dadhania */ 373ef951443SNikunj A Dadhania if (kvmppc_get_host_model(&buf)) { 374ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-model", buf))); 375ef951443SNikunj A Dadhania g_free(buf); 376ef951443SNikunj A Dadhania } 377ef951443SNikunj A Dadhania if (kvmppc_get_host_serial(&buf)) { 378ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "host-serial", buf))); 379ef951443SNikunj A Dadhania g_free(buf); 380ef951443SNikunj A Dadhania } 381ef951443SNikunj A Dadhania 382ef951443SNikunj A Dadhania buf = g_strdup_printf(UUID_FMT, qemu_uuid[0], qemu_uuid[1], 383ef951443SNikunj A Dadhania qemu_uuid[2], qemu_uuid[3], qemu_uuid[4], 384ef951443SNikunj A Dadhania qemu_uuid[5], qemu_uuid[6], qemu_uuid[7], 385ef951443SNikunj A Dadhania qemu_uuid[8], qemu_uuid[9], qemu_uuid[10], 386ef951443SNikunj A Dadhania qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], 387ef951443SNikunj A Dadhania qemu_uuid[14], qemu_uuid[15]); 388ef951443SNikunj A Dadhania 389ef951443SNikunj A Dadhania _FDT((fdt_property_string(fdt, "vm,uuid", buf))); 390ef951443SNikunj A Dadhania g_free(buf); 391ef951443SNikunj A Dadhania 39253018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x2))); 39353018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x2))); 39453018216SPaolo Bonzini 39553018216SPaolo Bonzini /* /chosen */ 39653018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "chosen"))); 39753018216SPaolo Bonzini 39853018216SPaolo Bonzini /* Set Form1_affinity */ 39953018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,architecture-vec-5", vec5, sizeof(vec5)))); 40053018216SPaolo Bonzini 40153018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "bootargs", kernel_cmdline))); 40253018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-start", 40353018216SPaolo Bonzini &start_prop, sizeof(start_prop)))); 40453018216SPaolo Bonzini _FDT((fdt_property(fdt, "linux,initrd-end", 40553018216SPaolo Bonzini &end_prop, sizeof(end_prop)))); 40653018216SPaolo Bonzini if (kernel_size) { 40753018216SPaolo Bonzini uint64_t kprop[2] = { cpu_to_be64(KERNEL_LOAD_ADDR), 40853018216SPaolo Bonzini cpu_to_be64(kernel_size) }; 40953018216SPaolo Bonzini 41053018216SPaolo Bonzini _FDT((fdt_property(fdt, "qemu,boot-kernel", &kprop, sizeof(kprop)))); 41116457e7fSBenjamin Herrenschmidt if (little_endian) { 41216457e7fSBenjamin Herrenschmidt _FDT((fdt_property(fdt, "qemu,boot-kernel-le", NULL, 0))); 41316457e7fSBenjamin Herrenschmidt } 41453018216SPaolo Bonzini } 41553018216SPaolo Bonzini if (boot_device) { 41653018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "qemu,boot-device", boot_device))); 41753018216SPaolo Bonzini } 418cc84c0f3SAvik Sil if (boot_menu) { 419cc84c0f3SAvik Sil _FDT((fdt_property_cell(fdt, "qemu,boot-menu", boot_menu))); 420cc84c0f3SAvik Sil } 42153018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-width", graphic_width))); 42253018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-height", graphic_height))); 42353018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "qemu,graphic-depth", graphic_depth))); 42453018216SPaolo Bonzini 42553018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 42653018216SPaolo Bonzini 42753018216SPaolo Bonzini /* cpus */ 42853018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "cpus"))); 42953018216SPaolo Bonzini 43053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x1))); 43153018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x0))); 43253018216SPaolo Bonzini 433bdc44640SAndreas Färber CPU_FOREACH(cs) { 434182735efSAndreas Färber PowerPCCPU *cpu = POWERPC_CPU(cs); 435182735efSAndreas Färber CPUPPCState *env = &cpu->env; 4363bbf37f2SAndreas Färber DeviceClass *dc = DEVICE_GET_CLASS(cs); 437182735efSAndreas Färber PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cs); 4380f20ba62SAlexey Kardashevskiy int index = ppc_get_vcpu_dt_id(cpu); 43953018216SPaolo Bonzini char *nodename; 44053018216SPaolo Bonzini uint32_t segs[] = {cpu_to_be32(28), cpu_to_be32(40), 44153018216SPaolo Bonzini 0xffffffff, 0xffffffff}; 44253018216SPaolo Bonzini uint32_t tbfreq = kvm_enabled() ? kvmppc_get_tbfreq() : TIMEBASE_FREQ; 44353018216SPaolo Bonzini uint32_t cpufreq = kvm_enabled() ? kvmppc_get_clockfreq() : 1000000000; 44453018216SPaolo Bonzini uint32_t page_sizes_prop[64]; 44553018216SPaolo Bonzini size_t page_sizes_prop_size; 44653018216SPaolo Bonzini 44753018216SPaolo Bonzini if ((index % smt) != 0) { 44853018216SPaolo Bonzini continue; 44953018216SPaolo Bonzini } 45053018216SPaolo Bonzini 4513bbf37f2SAndreas Färber nodename = g_strdup_printf("%s@%x", dc->fw_name, index); 45253018216SPaolo Bonzini 45353018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, nodename))); 45453018216SPaolo Bonzini 45553018216SPaolo Bonzini g_free(nodename); 45653018216SPaolo Bonzini 45753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "reg", index))); 45853018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "cpu"))); 45953018216SPaolo Bonzini 46053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "cpu-version", env->spr[SPR_PVR]))); 4610cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "d-cache-block-size", 46253018216SPaolo Bonzini env->dcache_line_size))); 4630cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "d-cache-line-size", 4640cbad81fSDavid Gibson env->dcache_line_size))); 4650cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "i-cache-block-size", 46653018216SPaolo Bonzini env->icache_line_size))); 4670cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "i-cache-line-size", 4680cbad81fSDavid Gibson env->icache_line_size))); 4690cbad81fSDavid Gibson 4700cbad81fSDavid Gibson if (pcc->l1_dcache_size) { 4710cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "d-cache-size", pcc->l1_dcache_size))); 4720cbad81fSDavid Gibson } else { 4730cbad81fSDavid Gibson fprintf(stderr, "Warning: Unknown L1 dcache size for cpu\n"); 4740cbad81fSDavid Gibson } 4750cbad81fSDavid Gibson if (pcc->l1_icache_size) { 4760cbad81fSDavid Gibson _FDT((fdt_property_cell(fdt, "i-cache-size", pcc->l1_icache_size))); 4770cbad81fSDavid Gibson } else { 4780cbad81fSDavid Gibson fprintf(stderr, "Warning: Unknown L1 icache size for cpu\n"); 4790cbad81fSDavid Gibson } 4800cbad81fSDavid Gibson 48153018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "timebase-frequency", tbfreq))); 48253018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "clock-frequency", cpufreq))); 48353018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "ibm,slb-size", env->slb_nr))); 48453018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "status", "okay"))); 48553018216SPaolo Bonzini _FDT((fdt_property(fdt, "64-bit", NULL, 0))); 48653018216SPaolo Bonzini 487dcb861cbSAlexey Kardashevskiy if (env->spr_cb[SPR_PURR].oea_read) { 488dcb861cbSAlexey Kardashevskiy _FDT((fdt_property(fdt, "ibm,purr", NULL, 0))); 489dcb861cbSAlexey Kardashevskiy } 490dcb861cbSAlexey Kardashevskiy 49153018216SPaolo Bonzini if (env->mmu_model & POWERPC_MMU_1TSEG) { 49253018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,processor-segment-sizes", 49353018216SPaolo Bonzini segs, sizeof(segs)))); 49453018216SPaolo Bonzini } 49553018216SPaolo Bonzini 49653018216SPaolo Bonzini /* Advertise VMX/VSX (vector extensions) if available 49753018216SPaolo Bonzini * 0 / no property == no vector extensions 49853018216SPaolo Bonzini * 1 == VMX / Altivec available 49953018216SPaolo Bonzini * 2 == VSX available */ 50053018216SPaolo Bonzini if (env->insns_flags & PPC_ALTIVEC) { 50153018216SPaolo Bonzini uint32_t vmx = (env->insns_flags2 & PPC2_VSX) ? 2 : 1; 50253018216SPaolo Bonzini 50353018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "ibm,vmx", vmx))); 50453018216SPaolo Bonzini } 50553018216SPaolo Bonzini 50653018216SPaolo Bonzini /* Advertise DFP (Decimal Floating Point) if available 50753018216SPaolo Bonzini * 0 / no property == no DFP 50853018216SPaolo Bonzini * 1 == DFP available */ 50953018216SPaolo Bonzini if (env->insns_flags2 & PPC2_DFP) { 51053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "ibm,dfp", 1))); 51153018216SPaolo Bonzini } 51253018216SPaolo Bonzini 51353018216SPaolo Bonzini page_sizes_prop_size = create_page_sizes_prop(env, page_sizes_prop, 51453018216SPaolo Bonzini sizeof(page_sizes_prop)); 51553018216SPaolo Bonzini if (page_sizes_prop_size) { 51653018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,segment-page-sizes", 51753018216SPaolo Bonzini page_sizes_prop, page_sizes_prop_size))); 51853018216SPaolo Bonzini } 51953018216SPaolo Bonzini 52010582ff8SAlexey Kardashevskiy _FDT((fdt_property_cell(fdt, "ibm,chip-id", 52110582ff8SAlexey Kardashevskiy cs->cpu_index / cpus_per_socket))); 52210582ff8SAlexey Kardashevskiy 52353018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 52453018216SPaolo Bonzini } 52553018216SPaolo Bonzini 52653018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 52753018216SPaolo Bonzini 52853018216SPaolo Bonzini /* RTAS */ 52953018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "rtas"))); 53053018216SPaolo Bonzini 531da95324eSAlexey Kardashevskiy if (!kvm_enabled() || kvmppc_spapr_use_multitce()) { 532da95324eSAlexey Kardashevskiy add_str(hypertas, "hcall-multi-tce"); 533da95324eSAlexey Kardashevskiy } 534a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "ibm,hypertas-functions", hypertas->str, 535a1d59c0fSAlexey Kardashevskiy hypertas->len))); 536a1d59c0fSAlexey Kardashevskiy g_string_free(hypertas, TRUE); 537a1d59c0fSAlexey Kardashevskiy _FDT((fdt_property(fdt, "qemu,hypertas-functions", qemu_hypertas->str, 538a1d59c0fSAlexey Kardashevskiy qemu_hypertas->len))); 539a1d59c0fSAlexey Kardashevskiy g_string_free(qemu_hypertas, TRUE); 54053018216SPaolo Bonzini 54153018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,associativity-reference-points", 54253018216SPaolo Bonzini refpoints, sizeof(refpoints)))); 54353018216SPaolo Bonzini 54453018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "rtas-error-log-max", RTAS_ERROR_LOG_MAX))); 54553018216SPaolo Bonzini 5462e14072fSNikunj A Dadhania /* 5479d632f5fSzhanghailiang * According to PAPR, rtas ibm,os-term does not guarantee a return 5482e14072fSNikunj A Dadhania * back to the guest cpu. 5492e14072fSNikunj A Dadhania * 5502e14072fSNikunj A Dadhania * While an additional ibm,extended-os-term property indicates that 5512e14072fSNikunj A Dadhania * rtas call return will always occur. Set this property. 5522e14072fSNikunj A Dadhania */ 5532e14072fSNikunj A Dadhania _FDT((fdt_property(fdt, "ibm,extended-os-term", NULL, 0))); 5542e14072fSNikunj A Dadhania 55553018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 55653018216SPaolo Bonzini 55753018216SPaolo Bonzini /* interrupt controller */ 55853018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "interrupt-controller"))); 55953018216SPaolo Bonzini 56053018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", 56153018216SPaolo Bonzini "PowerPC-External-Interrupt-Presentation"))); 56253018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,ppc-xicp"))); 56353018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 56453018216SPaolo Bonzini _FDT((fdt_property(fdt, "ibm,interrupt-server-ranges", 56553018216SPaolo Bonzini interrupt_server_ranges_prop, 56653018216SPaolo Bonzini sizeof(interrupt_server_ranges_prop)))); 56753018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 2))); 56853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "linux,phandle", PHANDLE_XICP))); 56953018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "phandle", PHANDLE_XICP))); 57053018216SPaolo Bonzini 57153018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 57253018216SPaolo Bonzini 57353018216SPaolo Bonzini /* vdevice */ 57453018216SPaolo Bonzini _FDT((fdt_begin_node(fdt, "vdevice"))); 57553018216SPaolo Bonzini 57653018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "device_type", "vdevice"))); 57753018216SPaolo Bonzini _FDT((fdt_property_string(fdt, "compatible", "IBM,vdevice"))); 57853018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#address-cells", 0x1))); 57953018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#size-cells", 0x0))); 58053018216SPaolo Bonzini _FDT((fdt_property_cell(fdt, "#interrupt-cells", 0x2))); 58153018216SPaolo Bonzini _FDT((fdt_property(fdt, "interrupt-controller", NULL, 0))); 58253018216SPaolo Bonzini 58353018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); 58453018216SPaolo Bonzini 58553018216SPaolo Bonzini /* event-sources */ 58653018216SPaolo Bonzini spapr_events_fdt_skel(fdt, epow_irq); 58753018216SPaolo Bonzini 588f7d69146SAlexander Graf /* /hypervisor node */ 589f7d69146SAlexander Graf if (kvm_enabled()) { 590f7d69146SAlexander Graf uint8_t hypercall[16]; 591f7d69146SAlexander Graf 592f7d69146SAlexander Graf /* indicate KVM hypercall interface */ 593f7d69146SAlexander Graf _FDT((fdt_begin_node(fdt, "hypervisor"))); 594f7d69146SAlexander Graf _FDT((fdt_property_string(fdt, "compatible", "linux,kvm"))); 595f7d69146SAlexander Graf if (kvmppc_has_cap_fixup_hcalls()) { 596f7d69146SAlexander Graf /* 597f7d69146SAlexander Graf * Older KVM versions with older guest kernels were broken with the 598f7d69146SAlexander Graf * magic page, don't allow the guest to map it. 599f7d69146SAlexander Graf */ 600f7d69146SAlexander Graf kvmppc_get_hypercall(first_cpu->env_ptr, hypercall, 601f7d69146SAlexander Graf sizeof(hypercall)); 602f7d69146SAlexander Graf _FDT((fdt_property(fdt, "hcall-instructions", hypercall, 603f7d69146SAlexander Graf sizeof(hypercall)))); 604f7d69146SAlexander Graf } 605f7d69146SAlexander Graf _FDT((fdt_end_node(fdt))); 606f7d69146SAlexander Graf } 607f7d69146SAlexander Graf 60853018216SPaolo Bonzini _FDT((fdt_end_node(fdt))); /* close root node */ 60953018216SPaolo Bonzini _FDT((fdt_finish(fdt))); 61053018216SPaolo Bonzini 61153018216SPaolo Bonzini return fdt; 61253018216SPaolo Bonzini } 61353018216SPaolo Bonzini 6142a6593cbSAlexey Kardashevskiy int spapr_h_cas_compose_response(target_ulong addr, target_ulong size) 6152a6593cbSAlexey Kardashevskiy { 6162a6593cbSAlexey Kardashevskiy void *fdt, *fdt_skel; 6172a6593cbSAlexey Kardashevskiy sPAPRDeviceTreeUpdateHeader hdr = { .version_id = 1 }; 6182a6593cbSAlexey Kardashevskiy 6192a6593cbSAlexey Kardashevskiy size -= sizeof(hdr); 6202a6593cbSAlexey Kardashevskiy 6212a6593cbSAlexey Kardashevskiy /* Create sceleton */ 6222a6593cbSAlexey Kardashevskiy fdt_skel = g_malloc0(size); 6232a6593cbSAlexey Kardashevskiy _FDT((fdt_create(fdt_skel, size))); 6242a6593cbSAlexey Kardashevskiy _FDT((fdt_begin_node(fdt_skel, ""))); 6252a6593cbSAlexey Kardashevskiy _FDT((fdt_end_node(fdt_skel))); 6262a6593cbSAlexey Kardashevskiy _FDT((fdt_finish(fdt_skel))); 6272a6593cbSAlexey Kardashevskiy fdt = g_malloc0(size); 6282a6593cbSAlexey Kardashevskiy _FDT((fdt_open_into(fdt_skel, fdt, size))); 6292a6593cbSAlexey Kardashevskiy g_free(fdt_skel); 6302a6593cbSAlexey Kardashevskiy 6313794d548SAlexey Kardashevskiy /* Fix skeleton up */ 6323794d548SAlexey Kardashevskiy _FDT((spapr_fixup_cpu_dt(fdt, spapr))); 6332a6593cbSAlexey Kardashevskiy 6342a6593cbSAlexey Kardashevskiy /* Pack resulting tree */ 6352a6593cbSAlexey Kardashevskiy _FDT((fdt_pack(fdt))); 6362a6593cbSAlexey Kardashevskiy 6372a6593cbSAlexey Kardashevskiy if (fdt_totalsize(fdt) + sizeof(hdr) > size) { 6382a6593cbSAlexey Kardashevskiy trace_spapr_cas_failed(size); 6392a6593cbSAlexey Kardashevskiy return -1; 6402a6593cbSAlexey Kardashevskiy } 6412a6593cbSAlexey Kardashevskiy 6422a6593cbSAlexey Kardashevskiy cpu_physical_memory_write(addr, &hdr, sizeof(hdr)); 6432a6593cbSAlexey Kardashevskiy cpu_physical_memory_write(addr + sizeof(hdr), fdt, fdt_totalsize(fdt)); 6442a6593cbSAlexey Kardashevskiy trace_spapr_cas_continue(fdt_totalsize(fdt) + sizeof(hdr)); 6452a6593cbSAlexey Kardashevskiy g_free(fdt); 6462a6593cbSAlexey Kardashevskiy 6472a6593cbSAlexey Kardashevskiy return 0; 6482a6593cbSAlexey Kardashevskiy } 6492a6593cbSAlexey Kardashevskiy 65026a8c353SAlexey Kardashevskiy static void spapr_populate_memory_node(void *fdt, int nodeid, hwaddr start, 65126a8c353SAlexey Kardashevskiy hwaddr size) 65226a8c353SAlexey Kardashevskiy { 65326a8c353SAlexey Kardashevskiy uint32_t associativity[] = { 65426a8c353SAlexey Kardashevskiy cpu_to_be32(0x4), /* length */ 65526a8c353SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(0x0), 656c3b4f589SAlexey Kardashevskiy cpu_to_be32(0x0), cpu_to_be32(nodeid) 65726a8c353SAlexey Kardashevskiy }; 65826a8c353SAlexey Kardashevskiy char mem_name[32]; 65926a8c353SAlexey Kardashevskiy uint64_t mem_reg_property[2]; 66026a8c353SAlexey Kardashevskiy int off; 66126a8c353SAlexey Kardashevskiy 66226a8c353SAlexey Kardashevskiy mem_reg_property[0] = cpu_to_be64(start); 66326a8c353SAlexey Kardashevskiy mem_reg_property[1] = cpu_to_be64(size); 66426a8c353SAlexey Kardashevskiy 66526a8c353SAlexey Kardashevskiy sprintf(mem_name, "memory@" TARGET_FMT_lx, start); 66626a8c353SAlexey Kardashevskiy off = fdt_add_subnode(fdt, 0, mem_name); 66726a8c353SAlexey Kardashevskiy _FDT(off); 66826a8c353SAlexey Kardashevskiy _FDT((fdt_setprop_string(fdt, off, "device_type", "memory"))); 66926a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "reg", mem_reg_property, 67026a8c353SAlexey Kardashevskiy sizeof(mem_reg_property)))); 67126a8c353SAlexey Kardashevskiy _FDT((fdt_setprop(fdt, off, "ibm,associativity", associativity, 67226a8c353SAlexey Kardashevskiy sizeof(associativity)))); 67326a8c353SAlexey Kardashevskiy } 67426a8c353SAlexey Kardashevskiy 67553018216SPaolo Bonzini static int spapr_populate_memory(sPAPREnvironment *spapr, void *fdt) 67653018216SPaolo Bonzini { 6777db8a127SAlexey Kardashevskiy hwaddr mem_start, node_size; 6787db8a127SAlexey Kardashevskiy int i, nb_nodes = nb_numa_nodes; 6797db8a127SAlexey Kardashevskiy NodeInfo *nodes = numa_info; 6807db8a127SAlexey Kardashevskiy NodeInfo ramnode; 68153018216SPaolo Bonzini 6827db8a127SAlexey Kardashevskiy /* No NUMA nodes, assume there is just one node with whole RAM */ 6837db8a127SAlexey Kardashevskiy if (!nb_numa_nodes) { 6847db8a127SAlexey Kardashevskiy nb_nodes = 1; 6857db8a127SAlexey Kardashevskiy ramnode.node_mem = ram_size; 6867db8a127SAlexey Kardashevskiy nodes = &ramnode; 6875fe269b1SPaul Mackerras } 68853018216SPaolo Bonzini 6897db8a127SAlexey Kardashevskiy for (i = 0, mem_start = 0; i < nb_nodes; ++i) { 6907db8a127SAlexey Kardashevskiy if (!nodes[i].node_mem) { 6917db8a127SAlexey Kardashevskiy continue; 69253018216SPaolo Bonzini } 6935fe269b1SPaul Mackerras if (mem_start >= ram_size) { 6945fe269b1SPaul Mackerras node_size = 0; 6955fe269b1SPaul Mackerras } else { 6967db8a127SAlexey Kardashevskiy node_size = nodes[i].node_mem; 6975fe269b1SPaul Mackerras if (node_size > ram_size - mem_start) { 6985fe269b1SPaul Mackerras node_size = ram_size - mem_start; 6995fe269b1SPaul Mackerras } 7005fe269b1SPaul Mackerras } 7017db8a127SAlexey Kardashevskiy if (!mem_start) { 7027db8a127SAlexey Kardashevskiy /* ppc_spapr_init() checks for rma_size <= node0_size already */ 7037db8a127SAlexey Kardashevskiy spapr_populate_memory_node(fdt, i, 0, spapr->rma_size); 7047db8a127SAlexey Kardashevskiy mem_start += spapr->rma_size; 7057db8a127SAlexey Kardashevskiy node_size -= spapr->rma_size; 7067db8a127SAlexey Kardashevskiy } 7076010818cSAlexey Kardashevskiy for ( ; node_size; ) { 7086010818cSAlexey Kardashevskiy hwaddr sizetmp = pow2floor(node_size); 7096010818cSAlexey Kardashevskiy 7106010818cSAlexey Kardashevskiy /* mem_start != 0 here */ 7116010818cSAlexey Kardashevskiy if (ctzl(mem_start) < ctzl(sizetmp)) { 7126010818cSAlexey Kardashevskiy sizetmp = 1ULL << ctzl(mem_start); 7136010818cSAlexey Kardashevskiy } 7146010818cSAlexey Kardashevskiy 7156010818cSAlexey Kardashevskiy spapr_populate_memory_node(fdt, i, mem_start, sizetmp); 7166010818cSAlexey Kardashevskiy node_size -= sizetmp; 7176010818cSAlexey Kardashevskiy mem_start += sizetmp; 7186010818cSAlexey Kardashevskiy } 71953018216SPaolo Bonzini } 72053018216SPaolo Bonzini 72153018216SPaolo Bonzini return 0; 72253018216SPaolo Bonzini } 72353018216SPaolo Bonzini 72453018216SPaolo Bonzini static void spapr_finalize_fdt(sPAPREnvironment *spapr, 72553018216SPaolo Bonzini hwaddr fdt_addr, 72653018216SPaolo Bonzini hwaddr rtas_addr, 72753018216SPaolo Bonzini hwaddr rtas_size) 72853018216SPaolo Bonzini { 72971461b0fSAlexey Kardashevskiy int ret, i; 73071461b0fSAlexey Kardashevskiy size_t cb = 0; 73171461b0fSAlexey Kardashevskiy char *bootlist; 73253018216SPaolo Bonzini void *fdt; 73353018216SPaolo Bonzini sPAPRPHBState *phb; 73453018216SPaolo Bonzini 73553018216SPaolo Bonzini fdt = g_malloc(FDT_MAX_SIZE); 73653018216SPaolo Bonzini 73753018216SPaolo Bonzini /* open out the base tree into a temp buffer for the final tweaks */ 73853018216SPaolo Bonzini _FDT((fdt_open_into(spapr->fdt_skel, fdt, FDT_MAX_SIZE))); 73953018216SPaolo Bonzini 74053018216SPaolo Bonzini ret = spapr_populate_memory(spapr, fdt); 74153018216SPaolo Bonzini if (ret < 0) { 74253018216SPaolo Bonzini fprintf(stderr, "couldn't setup memory nodes in fdt\n"); 74353018216SPaolo Bonzini exit(1); 74453018216SPaolo Bonzini } 74553018216SPaolo Bonzini 74653018216SPaolo Bonzini ret = spapr_populate_vdevice(spapr->vio_bus, fdt); 74753018216SPaolo Bonzini if (ret < 0) { 74853018216SPaolo Bonzini fprintf(stderr, "couldn't setup vio devices in fdt\n"); 74953018216SPaolo Bonzini exit(1); 75053018216SPaolo Bonzini } 75153018216SPaolo Bonzini 75253018216SPaolo Bonzini QLIST_FOREACH(phb, &spapr->phbs, list) { 75353018216SPaolo Bonzini ret = spapr_populate_pci_dt(phb, PHANDLE_XICP, fdt); 75453018216SPaolo Bonzini } 75553018216SPaolo Bonzini 75653018216SPaolo Bonzini if (ret < 0) { 75753018216SPaolo Bonzini fprintf(stderr, "couldn't setup PCI devices in fdt\n"); 75853018216SPaolo Bonzini exit(1); 75953018216SPaolo Bonzini } 76053018216SPaolo Bonzini 76153018216SPaolo Bonzini /* RTAS */ 76253018216SPaolo Bonzini ret = spapr_rtas_device_tree_setup(fdt, rtas_addr, rtas_size); 76353018216SPaolo Bonzini if (ret < 0) { 76453018216SPaolo Bonzini fprintf(stderr, "Couldn't set up RTAS device tree properties\n"); 76553018216SPaolo Bonzini } 76653018216SPaolo Bonzini 76753018216SPaolo Bonzini /* Advertise NUMA via ibm,associativity */ 76853018216SPaolo Bonzini ret = spapr_fixup_cpu_dt(fdt, spapr); 76953018216SPaolo Bonzini if (ret < 0) { 77053018216SPaolo Bonzini fprintf(stderr, "Couldn't finalize CPU device tree properties\n"); 77153018216SPaolo Bonzini } 77253018216SPaolo Bonzini 77371461b0fSAlexey Kardashevskiy bootlist = get_boot_devices_list(&cb, true); 77471461b0fSAlexey Kardashevskiy if (cb && bootlist) { 77571461b0fSAlexey Kardashevskiy int offset = fdt_path_offset(fdt, "/chosen"); 77671461b0fSAlexey Kardashevskiy if (offset < 0) { 77771461b0fSAlexey Kardashevskiy exit(1); 77871461b0fSAlexey Kardashevskiy } 77971461b0fSAlexey Kardashevskiy for (i = 0; i < cb; i++) { 78071461b0fSAlexey Kardashevskiy if (bootlist[i] == '\n') { 78171461b0fSAlexey Kardashevskiy bootlist[i] = ' '; 78271461b0fSAlexey Kardashevskiy } 78371461b0fSAlexey Kardashevskiy 78471461b0fSAlexey Kardashevskiy } 78571461b0fSAlexey Kardashevskiy ret = fdt_setprop_string(fdt, offset, "qemu,boot-list", bootlist); 78671461b0fSAlexey Kardashevskiy } 78771461b0fSAlexey Kardashevskiy 78853018216SPaolo Bonzini if (!spapr->has_graphics) { 78953018216SPaolo Bonzini spapr_populate_chosen_stdout(fdt, spapr->vio_bus); 79053018216SPaolo Bonzini } 79153018216SPaolo Bonzini 79253018216SPaolo Bonzini _FDT((fdt_pack(fdt))); 79353018216SPaolo Bonzini 79453018216SPaolo Bonzini if (fdt_totalsize(fdt) > FDT_MAX_SIZE) { 79553018216SPaolo Bonzini hw_error("FDT too big ! 0x%x bytes (max is 0x%x)\n", 79653018216SPaolo Bonzini fdt_totalsize(fdt), FDT_MAX_SIZE); 79753018216SPaolo Bonzini exit(1); 79853018216SPaolo Bonzini } 79953018216SPaolo Bonzini 80053018216SPaolo Bonzini cpu_physical_memory_write(fdt_addr, fdt, fdt_totalsize(fdt)); 80153018216SPaolo Bonzini 802a21a7a70SGonglei g_free(bootlist); 80353018216SPaolo Bonzini g_free(fdt); 80453018216SPaolo Bonzini } 80553018216SPaolo Bonzini 80653018216SPaolo Bonzini static uint64_t translate_kernel_address(void *opaque, uint64_t addr) 80753018216SPaolo Bonzini { 80853018216SPaolo Bonzini return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR; 80953018216SPaolo Bonzini } 81053018216SPaolo Bonzini 81153018216SPaolo Bonzini static void emulate_spapr_hypercall(PowerPCCPU *cpu) 81253018216SPaolo Bonzini { 81353018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 81453018216SPaolo Bonzini 81553018216SPaolo Bonzini if (msr_pr) { 81653018216SPaolo Bonzini hcall_dprintf("Hypercall made with MSR[PR]=1\n"); 81753018216SPaolo Bonzini env->gpr[3] = H_PRIVILEGE; 81853018216SPaolo Bonzini } else { 81953018216SPaolo Bonzini env->gpr[3] = spapr_hypercall(cpu, env->gpr[3], &env->gpr[4]); 82053018216SPaolo Bonzini } 82153018216SPaolo Bonzini } 82253018216SPaolo Bonzini 823e6b8fd24SSamuel Mendoza-Jonas #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) 824e6b8fd24SSamuel Mendoza-Jonas #define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) 825e6b8fd24SSamuel Mendoza-Jonas #define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) 826e6b8fd24SSamuel Mendoza-Jonas #define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY)) 827e6b8fd24SSamuel Mendoza-Jonas #define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= tswap64(HPTE64_V_HPTE_DIRTY)) 828e6b8fd24SSamuel Mendoza-Jonas 82953018216SPaolo Bonzini static void spapr_reset_htab(sPAPREnvironment *spapr) 83053018216SPaolo Bonzini { 83153018216SPaolo Bonzini long shift; 832e6b8fd24SSamuel Mendoza-Jonas int index; 83353018216SPaolo Bonzini 83453018216SPaolo Bonzini /* allocate hash page table. For now we always make this 16mb, 83553018216SPaolo Bonzini * later we should probably make it scale to the size of guest 83653018216SPaolo Bonzini * RAM */ 83753018216SPaolo Bonzini 83853018216SPaolo Bonzini shift = kvmppc_reset_htab(spapr->htab_shift); 83953018216SPaolo Bonzini 84053018216SPaolo Bonzini if (shift > 0) { 84153018216SPaolo Bonzini /* Kernel handles htab, we don't need to allocate one */ 84253018216SPaolo Bonzini spapr->htab_shift = shift; 8437c43bca0SAneesh Kumar K.V kvmppc_kern_htab = true; 84401a57972SSamuel Mendoza-Jonas 84501a57972SSamuel Mendoza-Jonas /* Tell readers to update their file descriptor */ 84601a57972SSamuel Mendoza-Jonas if (spapr->htab_fd >= 0) { 84701a57972SSamuel Mendoza-Jonas spapr->htab_fd_stale = true; 84801a57972SSamuel Mendoza-Jonas } 84953018216SPaolo Bonzini } else { 85053018216SPaolo Bonzini if (!spapr->htab) { 85153018216SPaolo Bonzini /* Allocate an htab if we don't yet have one */ 85253018216SPaolo Bonzini spapr->htab = qemu_memalign(HTAB_SIZE(spapr), HTAB_SIZE(spapr)); 85353018216SPaolo Bonzini } 85453018216SPaolo Bonzini 85553018216SPaolo Bonzini /* And clear it */ 85653018216SPaolo Bonzini memset(spapr->htab, 0, HTAB_SIZE(spapr)); 857e6b8fd24SSamuel Mendoza-Jonas 858e6b8fd24SSamuel Mendoza-Jonas for (index = 0; index < HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; index++) { 859e6b8fd24SSamuel Mendoza-Jonas DIRTY_HPTE(HPTE(spapr->htab, index)); 860e6b8fd24SSamuel Mendoza-Jonas } 86153018216SPaolo Bonzini } 86253018216SPaolo Bonzini 86353018216SPaolo Bonzini /* Update the RMA size if necessary */ 86453018216SPaolo Bonzini if (spapr->vrma_adjust) { 865b082d65aSAlexey Kardashevskiy spapr->rma_size = kvmppc_rma_size(spapr_node0_size(), 866b082d65aSAlexey Kardashevskiy spapr->htab_shift); 86753018216SPaolo Bonzini } 86853018216SPaolo Bonzini } 86953018216SPaolo Bonzini 8709e3f9733SAlexander Graf static int find_unknown_sysbus_device(SysBusDevice *sbdev, void *opaque) 8719e3f9733SAlexander Graf { 8729e3f9733SAlexander Graf bool matched = false; 8739e3f9733SAlexander Graf 8749e3f9733SAlexander Graf if (object_dynamic_cast(OBJECT(sbdev), TYPE_SPAPR_PCI_HOST_BRIDGE)) { 8759e3f9733SAlexander Graf matched = true; 8769e3f9733SAlexander Graf } 8779e3f9733SAlexander Graf 8789e3f9733SAlexander Graf if (!matched) { 8799e3f9733SAlexander Graf error_report("Device %s is not supported by this machine yet.", 8809e3f9733SAlexander Graf qdev_fw_name(DEVICE(sbdev))); 8819e3f9733SAlexander Graf exit(1); 8829e3f9733SAlexander Graf } 8839e3f9733SAlexander Graf 8849e3f9733SAlexander Graf return 0; 8859e3f9733SAlexander Graf } 8869e3f9733SAlexander Graf 88701a57972SSamuel Mendoza-Jonas /* 88801a57972SSamuel Mendoza-Jonas * A guest reset will cause spapr->htab_fd to become stale if being used. 88901a57972SSamuel Mendoza-Jonas * Reopen the file descriptor to make sure the whole HTAB is properly read. 89001a57972SSamuel Mendoza-Jonas */ 89101a57972SSamuel Mendoza-Jonas static int spapr_check_htab_fd(sPAPREnvironment *spapr) 89201a57972SSamuel Mendoza-Jonas { 89301a57972SSamuel Mendoza-Jonas int rc = 0; 89401a57972SSamuel Mendoza-Jonas 89501a57972SSamuel Mendoza-Jonas if (spapr->htab_fd_stale) { 89601a57972SSamuel Mendoza-Jonas close(spapr->htab_fd); 89701a57972SSamuel Mendoza-Jonas spapr->htab_fd = kvmppc_get_htab_fd(false); 89801a57972SSamuel Mendoza-Jonas if (spapr->htab_fd < 0) { 89901a57972SSamuel Mendoza-Jonas error_report("Unable to open fd for reading hash table from KVM: " 90001a57972SSamuel Mendoza-Jonas "%s", strerror(errno)); 90101a57972SSamuel Mendoza-Jonas rc = -1; 90201a57972SSamuel Mendoza-Jonas } 90301a57972SSamuel Mendoza-Jonas spapr->htab_fd_stale = false; 90401a57972SSamuel Mendoza-Jonas } 90501a57972SSamuel Mendoza-Jonas 90601a57972SSamuel Mendoza-Jonas return rc; 90701a57972SSamuel Mendoza-Jonas } 90801a57972SSamuel Mendoza-Jonas 90953018216SPaolo Bonzini static void ppc_spapr_reset(void) 91053018216SPaolo Bonzini { 911182735efSAndreas Färber PowerPCCPU *first_ppc_cpu; 912b7d1f77aSBenjamin Herrenschmidt uint32_t rtas_limit; 913259186a7SAndreas Färber 9149e3f9733SAlexander Graf /* Check for unknown sysbus devices */ 9159e3f9733SAlexander Graf foreach_dynamic_sysbus_device(find_unknown_sysbus_device, NULL); 9169e3f9733SAlexander Graf 91753018216SPaolo Bonzini /* Reset the hash table & recalc the RMA */ 91853018216SPaolo Bonzini spapr_reset_htab(spapr); 91953018216SPaolo Bonzini 92053018216SPaolo Bonzini qemu_devices_reset(); 92153018216SPaolo Bonzini 922b7d1f77aSBenjamin Herrenschmidt /* 923b7d1f77aSBenjamin Herrenschmidt * We place the device tree and RTAS just below either the top of the RMA, 924b7d1f77aSBenjamin Herrenschmidt * or just below 2GB, whichever is lowere, so that it can be 925b7d1f77aSBenjamin Herrenschmidt * processed with 32-bit real mode code if necessary 926b7d1f77aSBenjamin Herrenschmidt */ 927b7d1f77aSBenjamin Herrenschmidt rtas_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR); 928b7d1f77aSBenjamin Herrenschmidt spapr->rtas_addr = rtas_limit - RTAS_MAX_SIZE; 929b7d1f77aSBenjamin Herrenschmidt spapr->fdt_addr = spapr->rtas_addr - FDT_MAX_SIZE; 930b7d1f77aSBenjamin Herrenschmidt 93153018216SPaolo Bonzini /* Load the fdt */ 93253018216SPaolo Bonzini spapr_finalize_fdt(spapr, spapr->fdt_addr, spapr->rtas_addr, 93353018216SPaolo Bonzini spapr->rtas_size); 93453018216SPaolo Bonzini 935b7d1f77aSBenjamin Herrenschmidt /* Copy RTAS over */ 936b7d1f77aSBenjamin Herrenschmidt cpu_physical_memory_write(spapr->rtas_addr, spapr->rtas_blob, 937b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size); 938b7d1f77aSBenjamin Herrenschmidt 93953018216SPaolo Bonzini /* Set up the entry state */ 940182735efSAndreas Färber first_ppc_cpu = POWERPC_CPU(first_cpu); 941182735efSAndreas Färber first_ppc_cpu->env.gpr[3] = spapr->fdt_addr; 942182735efSAndreas Färber first_ppc_cpu->env.gpr[5] = 0; 943182735efSAndreas Färber first_cpu->halted = 0; 944182735efSAndreas Färber first_ppc_cpu->env.nip = spapr->entry_point; 94553018216SPaolo Bonzini 94653018216SPaolo Bonzini } 94753018216SPaolo Bonzini 94853018216SPaolo Bonzini static void spapr_cpu_reset(void *opaque) 94953018216SPaolo Bonzini { 95053018216SPaolo Bonzini PowerPCCPU *cpu = opaque; 951259186a7SAndreas Färber CPUState *cs = CPU(cpu); 95253018216SPaolo Bonzini CPUPPCState *env = &cpu->env; 95353018216SPaolo Bonzini 954259186a7SAndreas Färber cpu_reset(cs); 95553018216SPaolo Bonzini 95653018216SPaolo Bonzini /* All CPUs start halted. CPU0 is unhalted from the machine level 95753018216SPaolo Bonzini * reset code and the rest are explicitly started up by the guest 95853018216SPaolo Bonzini * using an RTAS call */ 959259186a7SAndreas Färber cs->halted = 1; 96053018216SPaolo Bonzini 96153018216SPaolo Bonzini env->spr[SPR_HIOR] = 0; 96253018216SPaolo Bonzini 9634be21d56SDavid Gibson env->external_htab = (uint8_t *)spapr->htab; 9645736245cSAneesh Kumar K.V if (kvm_enabled() && !env->external_htab) { 9655736245cSAneesh Kumar K.V /* 9665736245cSAneesh Kumar K.V * HV KVM, set external_htab to 1 so our ppc_hash64_load_hpte* 9675736245cSAneesh Kumar K.V * functions do the right thing. 9685736245cSAneesh Kumar K.V */ 9695736245cSAneesh Kumar K.V env->external_htab = (void *)1; 9705736245cSAneesh Kumar K.V } 97153018216SPaolo Bonzini env->htab_base = -1; 972f3c75d42SAneesh Kumar K.V /* 973f3c75d42SAneesh Kumar K.V * htab_mask is the mask used to normalize hash value to PTEG index. 974f3c75d42SAneesh Kumar K.V * htab_shift is log2 of hash table size. 975f3c75d42SAneesh Kumar K.V * We have 8 hpte per group, and each hpte is 16 bytes. 976f3c75d42SAneesh Kumar K.V * ie have 128 bytes per hpte entry. 977f3c75d42SAneesh Kumar K.V */ 978f3c75d42SAneesh Kumar K.V env->htab_mask = (1ULL << ((spapr)->htab_shift - 7)) - 1; 979ec4936e1SStefan Weil env->spr[SPR_SDR1] = (target_ulong)(uintptr_t)spapr->htab | 98053018216SPaolo Bonzini (spapr->htab_shift - 18); 98153018216SPaolo Bonzini } 98253018216SPaolo Bonzini 98353018216SPaolo Bonzini static void spapr_create_nvram(sPAPREnvironment *spapr) 98453018216SPaolo Bonzini { 9852ff3de68SMarkus Armbruster DeviceState *dev = qdev_create(&spapr->vio_bus->bus, "spapr-nvram"); 9863978b863SPaolo Bonzini DriveInfo *dinfo = drive_get(IF_PFLASH, 0, 0); 98753018216SPaolo Bonzini 9883978b863SPaolo Bonzini if (dinfo) { 9894be74634SMarkus Armbruster qdev_prop_set_drive_nofail(dev, "drive", blk_by_legacy_dinfo(dinfo)); 99053018216SPaolo Bonzini } 99153018216SPaolo Bonzini 99253018216SPaolo Bonzini qdev_init_nofail(dev); 99353018216SPaolo Bonzini 99453018216SPaolo Bonzini spapr->nvram = (struct sPAPRNVRAM *)dev; 99553018216SPaolo Bonzini } 99653018216SPaolo Bonzini 99728df36a1SDavid Gibson static void spapr_rtc_create(sPAPREnvironment *spapr) 99828df36a1SDavid Gibson { 99928df36a1SDavid Gibson DeviceState *dev = qdev_create(NULL, TYPE_SPAPR_RTC); 100028df36a1SDavid Gibson 100128df36a1SDavid Gibson qdev_init_nofail(dev); 100228df36a1SDavid Gibson spapr->rtc = dev; 1003*74e5ae28SDavid Gibson 1004*74e5ae28SDavid Gibson object_property_add_alias(qdev_get_machine(), "rtc-time", 1005*74e5ae28SDavid Gibson OBJECT(spapr->rtc), "date", NULL); 100628df36a1SDavid Gibson } 100728df36a1SDavid Gibson 100853018216SPaolo Bonzini /* Returns whether we want to use VGA or not */ 100953018216SPaolo Bonzini static int spapr_vga_init(PCIBus *pci_bus) 101053018216SPaolo Bonzini { 101153018216SPaolo Bonzini switch (vga_interface_type) { 101253018216SPaolo Bonzini case VGA_NONE: 10137effdaa3SMark Wu return false; 10147effdaa3SMark Wu case VGA_DEVICE: 10157effdaa3SMark Wu return true; 101653018216SPaolo Bonzini case VGA_STD: 101753018216SPaolo Bonzini return pci_vga_init(pci_bus) != NULL; 101853018216SPaolo Bonzini default: 101953018216SPaolo Bonzini fprintf(stderr, "This vga model is not supported," 102053018216SPaolo Bonzini "currently it only supports -vga std\n"); 102153018216SPaolo Bonzini exit(0); 102253018216SPaolo Bonzini } 102353018216SPaolo Bonzini } 102453018216SPaolo Bonzini 1025880ae7deSDavid Gibson static int spapr_post_load(void *opaque, int version_id) 1026880ae7deSDavid Gibson { 1027880ae7deSDavid Gibson sPAPREnvironment *spapr = (sPAPREnvironment *)opaque; 1028880ae7deSDavid Gibson int err = 0; 1029880ae7deSDavid Gibson 1030880ae7deSDavid Gibson /* In earlier versions, there was no seperate qdev for the PAPR 1031880ae7deSDavid Gibson * RTC, so the RTC offset was stored directly in sPAPREnvironment. 1032880ae7deSDavid Gibson * So when migrating from those versions, poke the incoming offset 1033880ae7deSDavid Gibson * value into the RTC device */ 1034880ae7deSDavid Gibson if (version_id < 3) { 1035880ae7deSDavid Gibson err = spapr_rtc_import_offset(spapr->rtc, spapr->rtc_offset); 1036880ae7deSDavid Gibson } 1037880ae7deSDavid Gibson 1038880ae7deSDavid Gibson return err; 1039880ae7deSDavid Gibson } 1040880ae7deSDavid Gibson 1041880ae7deSDavid Gibson static bool version_before_3(void *opaque, int version_id) 1042880ae7deSDavid Gibson { 1043880ae7deSDavid Gibson return version_id < 3; 1044880ae7deSDavid Gibson } 1045880ae7deSDavid Gibson 10464be21d56SDavid Gibson static const VMStateDescription vmstate_spapr = { 10474be21d56SDavid Gibson .name = "spapr", 1048880ae7deSDavid Gibson .version_id = 3, 10494be21d56SDavid Gibson .minimum_version_id = 1, 1050880ae7deSDavid Gibson .post_load = spapr_post_load, 10514be21d56SDavid Gibson .fields = (VMStateField[]) { 1052880ae7deSDavid Gibson /* used to be @next_irq */ 1053880ae7deSDavid Gibson VMSTATE_UNUSED_BUFFER(version_before_3, 0, 4), 10544be21d56SDavid Gibson 10554be21d56SDavid Gibson /* RTC offset */ 1056880ae7deSDavid Gibson VMSTATE_UINT64_TEST(rtc_offset, sPAPREnvironment, version_before_3), 1057880ae7deSDavid Gibson 105898a8b524SAlexey Kardashevskiy VMSTATE_PPC_TIMEBASE_V(tb, sPAPREnvironment, 2), 10594be21d56SDavid Gibson VMSTATE_END_OF_LIST() 10604be21d56SDavid Gibson }, 10614be21d56SDavid Gibson }; 10624be21d56SDavid Gibson 10634be21d56SDavid Gibson static int htab_save_setup(QEMUFile *f, void *opaque) 10644be21d56SDavid Gibson { 10654be21d56SDavid Gibson sPAPREnvironment *spapr = opaque; 10664be21d56SDavid Gibson 10674be21d56SDavid Gibson /* "Iteration" header */ 10684be21d56SDavid Gibson qemu_put_be32(f, spapr->htab_shift); 10694be21d56SDavid Gibson 1070e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 1071e68cb8b4SAlexey Kardashevskiy spapr->htab_save_index = 0; 1072e68cb8b4SAlexey Kardashevskiy spapr->htab_first_pass = true; 1073e68cb8b4SAlexey Kardashevskiy } else { 1074e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1075e68cb8b4SAlexey Kardashevskiy 1076e68cb8b4SAlexey Kardashevskiy spapr->htab_fd = kvmppc_get_htab_fd(false); 107701a57972SSamuel Mendoza-Jonas spapr->htab_fd_stale = false; 1078e68cb8b4SAlexey Kardashevskiy if (spapr->htab_fd < 0) { 1079e68cb8b4SAlexey Kardashevskiy fprintf(stderr, "Unable to open fd for reading hash table from KVM: %s\n", 1080e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1081e68cb8b4SAlexey Kardashevskiy return -1; 1082e68cb8b4SAlexey Kardashevskiy } 10834be21d56SDavid Gibson } 10844be21d56SDavid Gibson 1085e68cb8b4SAlexey Kardashevskiy 1086e68cb8b4SAlexey Kardashevskiy return 0; 1087e68cb8b4SAlexey Kardashevskiy } 10884be21d56SDavid Gibson 10894be21d56SDavid Gibson static void htab_save_first_pass(QEMUFile *f, sPAPREnvironment *spapr, 10904be21d56SDavid Gibson int64_t max_ns) 10914be21d56SDavid Gibson { 10924be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 10934be21d56SDavid Gibson int index = spapr->htab_save_index; 1094bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 10954be21d56SDavid Gibson 10964be21d56SDavid Gibson assert(spapr->htab_first_pass); 10974be21d56SDavid Gibson 10984be21d56SDavid Gibson do { 10994be21d56SDavid Gibson int chunkstart; 11004be21d56SDavid Gibson 11014be21d56SDavid Gibson /* Consume invalid HPTEs */ 11024be21d56SDavid Gibson while ((index < htabslots) 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 /* Consume valid HPTEs */ 11094be21d56SDavid Gibson chunkstart = index; 1110338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 11114be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 11124be21d56SDavid Gibson index++; 11134be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 11144be21d56SDavid Gibson } 11154be21d56SDavid Gibson 11164be21d56SDavid Gibson if (index > chunkstart) { 11174be21d56SDavid Gibson int n_valid = index - chunkstart; 11184be21d56SDavid Gibson 11194be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 11204be21d56SDavid Gibson qemu_put_be16(f, n_valid); 11214be21d56SDavid Gibson qemu_put_be16(f, 0); 11224be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 11234be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 11244be21d56SDavid Gibson 1125bc72ad67SAlex Bligh if ((qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 11264be21d56SDavid Gibson break; 11274be21d56SDavid Gibson } 11284be21d56SDavid Gibson } 11294be21d56SDavid Gibson } while ((index < htabslots) && !qemu_file_rate_limit(f)); 11304be21d56SDavid Gibson 11314be21d56SDavid Gibson if (index >= htabslots) { 11324be21d56SDavid Gibson assert(index == htabslots); 11334be21d56SDavid Gibson index = 0; 11344be21d56SDavid Gibson spapr->htab_first_pass = false; 11354be21d56SDavid Gibson } 11364be21d56SDavid Gibson spapr->htab_save_index = index; 11374be21d56SDavid Gibson } 11384be21d56SDavid Gibson 1139e68cb8b4SAlexey Kardashevskiy static int htab_save_later_pass(QEMUFile *f, sPAPREnvironment *spapr, 11404be21d56SDavid Gibson int64_t max_ns) 11414be21d56SDavid Gibson { 11424be21d56SDavid Gibson bool final = max_ns < 0; 11434be21d56SDavid Gibson int htabslots = HTAB_SIZE(spapr) / HASH_PTE_SIZE_64; 11444be21d56SDavid Gibson int examined = 0, sent = 0; 11454be21d56SDavid Gibson int index = spapr->htab_save_index; 1146bc72ad67SAlex Bligh int64_t starttime = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); 11474be21d56SDavid Gibson 11484be21d56SDavid Gibson assert(!spapr->htab_first_pass); 11494be21d56SDavid Gibson 11504be21d56SDavid Gibson do { 11514be21d56SDavid Gibson int chunkstart, invalidstart; 11524be21d56SDavid Gibson 11534be21d56SDavid Gibson /* Consume non-dirty HPTEs */ 11544be21d56SDavid Gibson while ((index < htabslots) 11554be21d56SDavid Gibson && !HPTE_DIRTY(HPTE(spapr->htab, index))) { 11564be21d56SDavid Gibson index++; 11574be21d56SDavid Gibson examined++; 11584be21d56SDavid Gibson } 11594be21d56SDavid Gibson 11604be21d56SDavid Gibson chunkstart = index; 11614be21d56SDavid Gibson /* Consume valid dirty HPTEs */ 1162338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - chunkstart < USHRT_MAX) 11634be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 11644be21d56SDavid Gibson && HPTE_VALID(HPTE(spapr->htab, index))) { 11654be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 11664be21d56SDavid Gibson index++; 11674be21d56SDavid Gibson examined++; 11684be21d56SDavid Gibson } 11694be21d56SDavid Gibson 11704be21d56SDavid Gibson invalidstart = index; 11714be21d56SDavid Gibson /* Consume invalid dirty HPTEs */ 1172338c25b6SSamuel Mendoza-Jonas while ((index < htabslots) && (index - invalidstart < USHRT_MAX) 11734be21d56SDavid Gibson && HPTE_DIRTY(HPTE(spapr->htab, index)) 11744be21d56SDavid Gibson && !HPTE_VALID(HPTE(spapr->htab, index))) { 11754be21d56SDavid Gibson CLEAN_HPTE(HPTE(spapr->htab, index)); 11764be21d56SDavid Gibson index++; 11774be21d56SDavid Gibson examined++; 11784be21d56SDavid Gibson } 11794be21d56SDavid Gibson 11804be21d56SDavid Gibson if (index > chunkstart) { 11814be21d56SDavid Gibson int n_valid = invalidstart - chunkstart; 11824be21d56SDavid Gibson int n_invalid = index - invalidstart; 11834be21d56SDavid Gibson 11844be21d56SDavid Gibson qemu_put_be32(f, chunkstart); 11854be21d56SDavid Gibson qemu_put_be16(f, n_valid); 11864be21d56SDavid Gibson qemu_put_be16(f, n_invalid); 11874be21d56SDavid Gibson qemu_put_buffer(f, HPTE(spapr->htab, chunkstart), 11884be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 11894be21d56SDavid Gibson sent += index - chunkstart; 11904be21d56SDavid Gibson 1191bc72ad67SAlex Bligh if (!final && (qemu_clock_get_ns(QEMU_CLOCK_REALTIME) - starttime) > max_ns) { 11924be21d56SDavid Gibson break; 11934be21d56SDavid Gibson } 11944be21d56SDavid Gibson } 11954be21d56SDavid Gibson 11964be21d56SDavid Gibson if (examined >= htabslots) { 11974be21d56SDavid Gibson break; 11984be21d56SDavid Gibson } 11994be21d56SDavid Gibson 12004be21d56SDavid Gibson if (index >= htabslots) { 12014be21d56SDavid Gibson assert(index == htabslots); 12024be21d56SDavid Gibson index = 0; 12034be21d56SDavid Gibson } 12044be21d56SDavid Gibson } while ((examined < htabslots) && (!qemu_file_rate_limit(f) || final)); 12054be21d56SDavid Gibson 12064be21d56SDavid Gibson if (index >= htabslots) { 12074be21d56SDavid Gibson assert(index == htabslots); 12084be21d56SDavid Gibson index = 0; 12094be21d56SDavid Gibson } 12104be21d56SDavid Gibson 12114be21d56SDavid Gibson spapr->htab_save_index = index; 12124be21d56SDavid Gibson 1213e68cb8b4SAlexey Kardashevskiy return (examined >= htabslots) && (sent == 0) ? 1 : 0; 12144be21d56SDavid Gibson } 12154be21d56SDavid Gibson 1216e68cb8b4SAlexey Kardashevskiy #define MAX_ITERATION_NS 5000000 /* 5 ms */ 1217e68cb8b4SAlexey Kardashevskiy #define MAX_KVM_BUF_SIZE 2048 1218e68cb8b4SAlexey Kardashevskiy 12194be21d56SDavid Gibson static int htab_save_iterate(QEMUFile *f, void *opaque) 12204be21d56SDavid Gibson { 12214be21d56SDavid Gibson sPAPREnvironment *spapr = opaque; 1222e68cb8b4SAlexey Kardashevskiy int rc = 0; 12234be21d56SDavid Gibson 12244be21d56SDavid Gibson /* Iteration header */ 12254be21d56SDavid Gibson qemu_put_be32(f, 0); 12264be21d56SDavid Gibson 1227e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1228e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1229e68cb8b4SAlexey Kardashevskiy 123001a57972SSamuel Mendoza-Jonas rc = spapr_check_htab_fd(spapr); 123101a57972SSamuel Mendoza-Jonas if (rc < 0) { 123201a57972SSamuel Mendoza-Jonas return rc; 123301a57972SSamuel Mendoza-Jonas } 123401a57972SSamuel Mendoza-Jonas 1235e68cb8b4SAlexey Kardashevskiy rc = kvmppc_save_htab(f, spapr->htab_fd, 1236e68cb8b4SAlexey Kardashevskiy MAX_KVM_BUF_SIZE, MAX_ITERATION_NS); 1237e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1238e68cb8b4SAlexey Kardashevskiy return rc; 1239e68cb8b4SAlexey Kardashevskiy } 1240e68cb8b4SAlexey Kardashevskiy } else if (spapr->htab_first_pass) { 12414be21d56SDavid Gibson htab_save_first_pass(f, spapr, MAX_ITERATION_NS); 12424be21d56SDavid Gibson } else { 1243e68cb8b4SAlexey Kardashevskiy rc = htab_save_later_pass(f, spapr, MAX_ITERATION_NS); 12444be21d56SDavid Gibson } 12454be21d56SDavid Gibson 12464be21d56SDavid Gibson /* End marker */ 12474be21d56SDavid Gibson qemu_put_be32(f, 0); 12484be21d56SDavid Gibson qemu_put_be16(f, 0); 12494be21d56SDavid Gibson qemu_put_be16(f, 0); 12504be21d56SDavid Gibson 1251e68cb8b4SAlexey Kardashevskiy return rc; 12524be21d56SDavid Gibson } 12534be21d56SDavid Gibson 12544be21d56SDavid Gibson static int htab_save_complete(QEMUFile *f, void *opaque) 12554be21d56SDavid Gibson { 12564be21d56SDavid Gibson sPAPREnvironment *spapr = opaque; 12574be21d56SDavid Gibson 12584be21d56SDavid Gibson /* Iteration header */ 12594be21d56SDavid Gibson qemu_put_be32(f, 0); 12604be21d56SDavid Gibson 1261e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1262e68cb8b4SAlexey Kardashevskiy int rc; 1263e68cb8b4SAlexey Kardashevskiy 1264e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1265e68cb8b4SAlexey Kardashevskiy 126601a57972SSamuel Mendoza-Jonas rc = spapr_check_htab_fd(spapr); 126701a57972SSamuel Mendoza-Jonas if (rc < 0) { 126801a57972SSamuel Mendoza-Jonas return rc; 126901a57972SSamuel Mendoza-Jonas } 127001a57972SSamuel Mendoza-Jonas 1271e68cb8b4SAlexey Kardashevskiy rc = kvmppc_save_htab(f, spapr->htab_fd, MAX_KVM_BUF_SIZE, -1); 1272e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1273e68cb8b4SAlexey Kardashevskiy return rc; 1274e68cb8b4SAlexey Kardashevskiy } 1275e68cb8b4SAlexey Kardashevskiy close(spapr->htab_fd); 1276e68cb8b4SAlexey Kardashevskiy spapr->htab_fd = -1; 1277e68cb8b4SAlexey Kardashevskiy } else { 12784be21d56SDavid Gibson htab_save_later_pass(f, spapr, -1); 1279e68cb8b4SAlexey Kardashevskiy } 12804be21d56SDavid Gibson 12814be21d56SDavid Gibson /* End marker */ 12824be21d56SDavid Gibson qemu_put_be32(f, 0); 12834be21d56SDavid Gibson qemu_put_be16(f, 0); 12844be21d56SDavid Gibson qemu_put_be16(f, 0); 12854be21d56SDavid Gibson 12864be21d56SDavid Gibson return 0; 12874be21d56SDavid Gibson } 12884be21d56SDavid Gibson 12894be21d56SDavid Gibson static int htab_load(QEMUFile *f, void *opaque, int version_id) 12904be21d56SDavid Gibson { 12914be21d56SDavid Gibson sPAPREnvironment *spapr = opaque; 12924be21d56SDavid Gibson uint32_t section_hdr; 1293e68cb8b4SAlexey Kardashevskiy int fd = -1; 12944be21d56SDavid Gibson 12954be21d56SDavid Gibson if (version_id < 1 || version_id > 1) { 12964be21d56SDavid Gibson fprintf(stderr, "htab_load() bad version\n"); 12974be21d56SDavid Gibson return -EINVAL; 12984be21d56SDavid Gibson } 12994be21d56SDavid Gibson 13004be21d56SDavid Gibson section_hdr = qemu_get_be32(f); 13014be21d56SDavid Gibson 13024be21d56SDavid Gibson if (section_hdr) { 13034be21d56SDavid Gibson /* First section, just the hash shift */ 13044be21d56SDavid Gibson if (spapr->htab_shift != section_hdr) { 13054be21d56SDavid Gibson return -EINVAL; 13064be21d56SDavid Gibson } 13074be21d56SDavid Gibson return 0; 13084be21d56SDavid Gibson } 13094be21d56SDavid Gibson 1310e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1311e68cb8b4SAlexey Kardashevskiy assert(kvm_enabled()); 1312e68cb8b4SAlexey Kardashevskiy 1313e68cb8b4SAlexey Kardashevskiy fd = kvmppc_get_htab_fd(true); 1314e68cb8b4SAlexey Kardashevskiy if (fd < 0) { 1315e68cb8b4SAlexey Kardashevskiy fprintf(stderr, "Unable to open fd to restore KVM hash table: %s\n", 1316e68cb8b4SAlexey Kardashevskiy strerror(errno)); 1317e68cb8b4SAlexey Kardashevskiy } 1318e68cb8b4SAlexey Kardashevskiy } 1319e68cb8b4SAlexey Kardashevskiy 13204be21d56SDavid Gibson while (true) { 13214be21d56SDavid Gibson uint32_t index; 13224be21d56SDavid Gibson uint16_t n_valid, n_invalid; 13234be21d56SDavid Gibson 13244be21d56SDavid Gibson index = qemu_get_be32(f); 13254be21d56SDavid Gibson n_valid = qemu_get_be16(f); 13264be21d56SDavid Gibson n_invalid = qemu_get_be16(f); 13274be21d56SDavid Gibson 13284be21d56SDavid Gibson if ((index == 0) && (n_valid == 0) && (n_invalid == 0)) { 13294be21d56SDavid Gibson /* End of Stream */ 13304be21d56SDavid Gibson break; 13314be21d56SDavid Gibson } 13324be21d56SDavid Gibson 1333e68cb8b4SAlexey Kardashevskiy if ((index + n_valid + n_invalid) > 13344be21d56SDavid Gibson (HTAB_SIZE(spapr) / HASH_PTE_SIZE_64)) { 13354be21d56SDavid Gibson /* Bad index in stream */ 13364be21d56SDavid Gibson fprintf(stderr, "htab_load() bad index %d (%hd+%hd entries) " 1337e68cb8b4SAlexey Kardashevskiy "in htab stream (htab_shift=%d)\n", index, n_valid, n_invalid, 1338e68cb8b4SAlexey Kardashevskiy spapr->htab_shift); 13394be21d56SDavid Gibson return -EINVAL; 13404be21d56SDavid Gibson } 13414be21d56SDavid Gibson 1342e68cb8b4SAlexey Kardashevskiy if (spapr->htab) { 13434be21d56SDavid Gibson if (n_valid) { 13444be21d56SDavid Gibson qemu_get_buffer(f, HPTE(spapr->htab, index), 13454be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_valid); 13464be21d56SDavid Gibson } 13474be21d56SDavid Gibson if (n_invalid) { 13484be21d56SDavid Gibson memset(HPTE(spapr->htab, index + n_valid), 0, 13494be21d56SDavid Gibson HASH_PTE_SIZE_64 * n_invalid); 13504be21d56SDavid Gibson } 1351e68cb8b4SAlexey Kardashevskiy } else { 1352e68cb8b4SAlexey Kardashevskiy int rc; 1353e68cb8b4SAlexey Kardashevskiy 1354e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1355e68cb8b4SAlexey Kardashevskiy 1356e68cb8b4SAlexey Kardashevskiy rc = kvmppc_load_htab_chunk(f, fd, index, n_valid, n_invalid); 1357e68cb8b4SAlexey Kardashevskiy if (rc < 0) { 1358e68cb8b4SAlexey Kardashevskiy return rc; 1359e68cb8b4SAlexey Kardashevskiy } 1360e68cb8b4SAlexey Kardashevskiy } 1361e68cb8b4SAlexey Kardashevskiy } 1362e68cb8b4SAlexey Kardashevskiy 1363e68cb8b4SAlexey Kardashevskiy if (!spapr->htab) { 1364e68cb8b4SAlexey Kardashevskiy assert(fd >= 0); 1365e68cb8b4SAlexey Kardashevskiy close(fd); 13664be21d56SDavid Gibson } 13674be21d56SDavid Gibson 13684be21d56SDavid Gibson return 0; 13694be21d56SDavid Gibson } 13704be21d56SDavid Gibson 13714be21d56SDavid Gibson static SaveVMHandlers savevm_htab_handlers = { 13724be21d56SDavid Gibson .save_live_setup = htab_save_setup, 13734be21d56SDavid Gibson .save_live_iterate = htab_save_iterate, 13744be21d56SDavid Gibson .save_live_complete = htab_save_complete, 13754be21d56SDavid Gibson .load_state = htab_load, 13764be21d56SDavid Gibson }; 13774be21d56SDavid Gibson 137853018216SPaolo Bonzini /* pSeries LPAR / sPAPR hardware init */ 13793ef96221SMarcel Apfelbaum static void ppc_spapr_init(MachineState *machine) 138053018216SPaolo Bonzini { 13813ef96221SMarcel Apfelbaum ram_addr_t ram_size = machine->ram_size; 13823ef96221SMarcel Apfelbaum const char *cpu_model = machine->cpu_model; 13833ef96221SMarcel Apfelbaum const char *kernel_filename = machine->kernel_filename; 13843ef96221SMarcel Apfelbaum const char *kernel_cmdline = machine->kernel_cmdline; 13853ef96221SMarcel Apfelbaum const char *initrd_filename = machine->initrd_filename; 13863ef96221SMarcel Apfelbaum const char *boot_device = machine->boot_order; 138753018216SPaolo Bonzini PowerPCCPU *cpu; 138853018216SPaolo Bonzini CPUPPCState *env; 138953018216SPaolo Bonzini PCIHostState *phb; 139053018216SPaolo Bonzini int i; 139153018216SPaolo Bonzini MemoryRegion *sysmem = get_system_memory(); 139253018216SPaolo Bonzini MemoryRegion *ram = g_new(MemoryRegion, 1); 1393658fa66bSAlexey Kardashevskiy MemoryRegion *rma_region; 1394658fa66bSAlexey Kardashevskiy void *rma = NULL; 139553018216SPaolo Bonzini hwaddr rma_alloc_size; 1396b082d65aSAlexey Kardashevskiy hwaddr node0_size = spapr_node0_size(); 139753018216SPaolo Bonzini uint32_t initrd_base = 0; 139853018216SPaolo Bonzini long kernel_size = 0, initrd_size = 0; 1399b7d1f77aSBenjamin Herrenschmidt long load_limit, fw_size; 140016457e7fSBenjamin Herrenschmidt bool kernel_le = false; 140153018216SPaolo Bonzini char *filename; 140253018216SPaolo Bonzini 140353018216SPaolo Bonzini msi_supported = true; 140453018216SPaolo Bonzini 140553018216SPaolo Bonzini spapr = g_malloc0(sizeof(*spapr)); 140653018216SPaolo Bonzini QLIST_INIT(&spapr->phbs); 140753018216SPaolo Bonzini 140853018216SPaolo Bonzini cpu_ppc_hypercall = emulate_spapr_hypercall; 140953018216SPaolo Bonzini 141053018216SPaolo Bonzini /* Allocate RMA if necessary */ 1411658fa66bSAlexey Kardashevskiy rma_alloc_size = kvmppc_alloc_rma(&rma); 141253018216SPaolo Bonzini 141353018216SPaolo Bonzini if (rma_alloc_size == -1) { 141453018216SPaolo Bonzini hw_error("qemu: Unable to create RMA\n"); 141553018216SPaolo Bonzini exit(1); 141653018216SPaolo Bonzini } 141753018216SPaolo Bonzini 1418c4177479SAlexey Kardashevskiy if (rma_alloc_size && (rma_alloc_size < node0_size)) { 141953018216SPaolo Bonzini spapr->rma_size = rma_alloc_size; 142053018216SPaolo Bonzini } else { 1421c4177479SAlexey Kardashevskiy spapr->rma_size = node0_size; 142253018216SPaolo Bonzini 142353018216SPaolo Bonzini /* With KVM, we don't actually know whether KVM supports an 142453018216SPaolo Bonzini * unbounded RMA (PR KVM) or is limited by the hash table size 142553018216SPaolo Bonzini * (HV KVM using VRMA), so we always assume the latter 142653018216SPaolo Bonzini * 142753018216SPaolo Bonzini * In that case, we also limit the initial allocations for RTAS 142853018216SPaolo Bonzini * etc... to 256M since we have no way to know what the VRMA size 142953018216SPaolo Bonzini * is going to be as it depends on the size of the hash table 143053018216SPaolo Bonzini * isn't determined yet. 143153018216SPaolo Bonzini */ 143253018216SPaolo Bonzini if (kvm_enabled()) { 143353018216SPaolo Bonzini spapr->vrma_adjust = 1; 143453018216SPaolo Bonzini spapr->rma_size = MIN(spapr->rma_size, 0x10000000); 143553018216SPaolo Bonzini } 143653018216SPaolo Bonzini } 143753018216SPaolo Bonzini 1438c4177479SAlexey Kardashevskiy if (spapr->rma_size > node0_size) { 1439c4177479SAlexey Kardashevskiy fprintf(stderr, "Error: Numa node 0 has to span the RMA (%#08"HWADDR_PRIx")\n", 1440c4177479SAlexey Kardashevskiy spapr->rma_size); 1441c4177479SAlexey Kardashevskiy exit(1); 1442c4177479SAlexey Kardashevskiy } 1443c4177479SAlexey Kardashevskiy 1444b7d1f77aSBenjamin Herrenschmidt /* Setup a load limit for the ramdisk leaving room for SLOF and FDT */ 1445b7d1f77aSBenjamin Herrenschmidt load_limit = MIN(spapr->rma_size, RTAS_MAX_ADDR) - FW_OVERHEAD; 144653018216SPaolo Bonzini 144753018216SPaolo Bonzini /* We aim for a hash table of size 1/128 the size of RAM. The 144853018216SPaolo Bonzini * normal rule of thumb is 1/64 the size of RAM, but that's much 144953018216SPaolo Bonzini * more than needed for the Linux guests we support. */ 145053018216SPaolo Bonzini spapr->htab_shift = 18; /* Minimum architected size */ 145153018216SPaolo Bonzini while (spapr->htab_shift <= 46) { 145253018216SPaolo Bonzini if ((1ULL << (spapr->htab_shift + 7)) >= ram_size) { 145353018216SPaolo Bonzini break; 145453018216SPaolo Bonzini } 145553018216SPaolo Bonzini spapr->htab_shift++; 145653018216SPaolo Bonzini } 145753018216SPaolo Bonzini 14587b565160SDavid Gibson /* Set up Interrupt Controller before we create the VCPUs */ 14597b565160SDavid Gibson spapr->icp = xics_system_init(smp_cpus * kvmppc_smt_threads() / smp_threads, 14607b565160SDavid Gibson XICS_IRQS); 14617b565160SDavid Gibson 146253018216SPaolo Bonzini /* init CPUs */ 146353018216SPaolo Bonzini if (cpu_model == NULL) { 146453018216SPaolo Bonzini cpu_model = kvm_enabled() ? "host" : "POWER7"; 146553018216SPaolo Bonzini } 146653018216SPaolo Bonzini for (i = 0; i < smp_cpus; i++) { 146753018216SPaolo Bonzini cpu = cpu_ppc_init(cpu_model); 146853018216SPaolo Bonzini if (cpu == NULL) { 146953018216SPaolo Bonzini fprintf(stderr, "Unable to find PowerPC CPU definition\n"); 147053018216SPaolo Bonzini exit(1); 147153018216SPaolo Bonzini } 147253018216SPaolo Bonzini env = &cpu->env; 147353018216SPaolo Bonzini 147453018216SPaolo Bonzini /* Set time-base frequency to 512 MHz */ 147553018216SPaolo Bonzini cpu_ppc_tb_init(env, TIMEBASE_FREQ); 147653018216SPaolo Bonzini 14772cf3eb6dSFabien Chouteau /* PAPR always has exception vectors in RAM not ROM. To ensure this, 14782cf3eb6dSFabien Chouteau * MSR[IP] should never be set. 14792cf3eb6dSFabien Chouteau */ 14802cf3eb6dSFabien Chouteau env->msr_mask &= ~(1 << 6); 148153018216SPaolo Bonzini 148253018216SPaolo Bonzini /* Tell KVM that we're in PAPR mode */ 148353018216SPaolo Bonzini if (kvm_enabled()) { 148453018216SPaolo Bonzini kvmppc_set_papr(cpu); 148553018216SPaolo Bonzini } 148653018216SPaolo Bonzini 14876d9412eaSAlexey Kardashevskiy if (cpu->max_compat) { 14886d9412eaSAlexey Kardashevskiy if (ppc_set_compat(cpu, cpu->max_compat) < 0) { 14896d9412eaSAlexey Kardashevskiy exit(1); 14906d9412eaSAlexey Kardashevskiy } 14916d9412eaSAlexey Kardashevskiy } 14926d9412eaSAlexey Kardashevskiy 149324408a7dSAlexey Kardashevskiy xics_cpu_setup(spapr->icp, cpu); 149424408a7dSAlexey Kardashevskiy 149553018216SPaolo Bonzini qemu_register_reset(spapr_cpu_reset, cpu); 149653018216SPaolo Bonzini } 149753018216SPaolo Bonzini 149853018216SPaolo Bonzini /* allocate RAM */ 149953018216SPaolo Bonzini spapr->ram_limit = ram_size; 1500f92f5da1SAlexey Kardashevskiy memory_region_allocate_system_memory(ram, NULL, "ppc_spapr.ram", 1501f92f5da1SAlexey Kardashevskiy spapr->ram_limit); 1502f92f5da1SAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, ram); 150353018216SPaolo Bonzini 1504658fa66bSAlexey Kardashevskiy if (rma_alloc_size && rma) { 1505658fa66bSAlexey Kardashevskiy rma_region = g_new(MemoryRegion, 1); 1506658fa66bSAlexey Kardashevskiy memory_region_init_ram_ptr(rma_region, NULL, "ppc_spapr.rma", 1507658fa66bSAlexey Kardashevskiy rma_alloc_size, rma); 1508658fa66bSAlexey Kardashevskiy vmstate_register_ram_global(rma_region); 1509658fa66bSAlexey Kardashevskiy memory_region_add_subregion(sysmem, 0, rma_region); 1510658fa66bSAlexey Kardashevskiy } 1511658fa66bSAlexey Kardashevskiy 151253018216SPaolo Bonzini filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin"); 1513b7d1f77aSBenjamin Herrenschmidt spapr->rtas_size = get_image_size(filename); 1514b7d1f77aSBenjamin Herrenschmidt spapr->rtas_blob = g_malloc(spapr->rtas_size); 1515b7d1f77aSBenjamin Herrenschmidt if (load_image_size(filename, spapr->rtas_blob, spapr->rtas_size) < 0) { 151653018216SPaolo Bonzini hw_error("qemu: could not load LPAR rtas '%s'\n", filename); 151753018216SPaolo Bonzini exit(1); 151853018216SPaolo Bonzini } 151953018216SPaolo Bonzini if (spapr->rtas_size > RTAS_MAX_SIZE) { 1520b7d1f77aSBenjamin Herrenschmidt hw_error("RTAS too big ! 0x%zx bytes (max is 0x%x)\n", 15212f285bddSPeter Maydell (size_t)spapr->rtas_size, RTAS_MAX_SIZE); 152253018216SPaolo Bonzini exit(1); 152353018216SPaolo Bonzini } 152453018216SPaolo Bonzini g_free(filename); 152553018216SPaolo Bonzini 152653018216SPaolo Bonzini /* Set up EPOW events infrastructure */ 152753018216SPaolo Bonzini spapr_events_init(spapr); 152853018216SPaolo Bonzini 152912f42174SDavid Gibson /* Set up the RTC RTAS interfaces */ 153028df36a1SDavid Gibson spapr_rtc_create(spapr); 153112f42174SDavid Gibson 153253018216SPaolo Bonzini /* Set up VIO bus */ 153353018216SPaolo Bonzini spapr->vio_bus = spapr_vio_bus_init(); 153453018216SPaolo Bonzini 153553018216SPaolo Bonzini for (i = 0; i < MAX_SERIAL_PORTS; i++) { 153653018216SPaolo Bonzini if (serial_hds[i]) { 153753018216SPaolo Bonzini spapr_vty_create(spapr->vio_bus, serial_hds[i]); 153853018216SPaolo Bonzini } 153953018216SPaolo Bonzini } 154053018216SPaolo Bonzini 154153018216SPaolo Bonzini /* We always have at least the nvram device on VIO */ 154253018216SPaolo Bonzini spapr_create_nvram(spapr); 154353018216SPaolo Bonzini 154453018216SPaolo Bonzini /* Set up PCI */ 154553018216SPaolo Bonzini spapr_pci_rtas_init(); 154653018216SPaolo Bonzini 154789dfd6e1SDavid Gibson phb = spapr_create_phb(spapr, 0); 154853018216SPaolo Bonzini 154953018216SPaolo Bonzini for (i = 0; i < nb_nics; i++) { 155053018216SPaolo Bonzini NICInfo *nd = &nd_table[i]; 155153018216SPaolo Bonzini 155253018216SPaolo Bonzini if (!nd->model) { 155353018216SPaolo Bonzini nd->model = g_strdup("ibmveth"); 155453018216SPaolo Bonzini } 155553018216SPaolo Bonzini 155653018216SPaolo Bonzini if (strcmp(nd->model, "ibmveth") == 0) { 155753018216SPaolo Bonzini spapr_vlan_create(spapr->vio_bus, nd); 155853018216SPaolo Bonzini } else { 155929b358f9SDavid Gibson pci_nic_init_nofail(&nd_table[i], phb->bus, nd->model, NULL); 156053018216SPaolo Bonzini } 156153018216SPaolo Bonzini } 156253018216SPaolo Bonzini 156353018216SPaolo Bonzini for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) { 156453018216SPaolo Bonzini spapr_vscsi_create(spapr->vio_bus); 156553018216SPaolo Bonzini } 156653018216SPaolo Bonzini 156753018216SPaolo Bonzini /* Graphics */ 156853018216SPaolo Bonzini if (spapr_vga_init(phb->bus)) { 156953018216SPaolo Bonzini spapr->has_graphics = true; 15704ee9ced9SMarcel Apfelbaum machine->usb |= defaults_enabled(); 157153018216SPaolo Bonzini } 157253018216SPaolo Bonzini 15734ee9ced9SMarcel Apfelbaum if (machine->usb) { 157453018216SPaolo Bonzini pci_create_simple(phb->bus, -1, "pci-ohci"); 1575c86580b8SMarkus Armbruster 157653018216SPaolo Bonzini if (spapr->has_graphics) { 1577c86580b8SMarkus Armbruster USBBus *usb_bus = usb_bus_find(-1); 1578c86580b8SMarkus Armbruster 1579c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-kbd"); 1580c86580b8SMarkus Armbruster usb_create_simple(usb_bus, "usb-mouse"); 158153018216SPaolo Bonzini } 158253018216SPaolo Bonzini } 158353018216SPaolo Bonzini 158453018216SPaolo Bonzini if (spapr->rma_size < (MIN_RMA_SLOF << 20)) { 158553018216SPaolo Bonzini fprintf(stderr, "qemu: pSeries SLOF firmware requires >= " 158653018216SPaolo Bonzini "%ldM guest RMA (Real Mode Area memory)\n", MIN_RMA_SLOF); 158753018216SPaolo Bonzini exit(1); 158853018216SPaolo Bonzini } 158953018216SPaolo Bonzini 159053018216SPaolo Bonzini if (kernel_filename) { 159153018216SPaolo Bonzini uint64_t lowaddr = 0; 159253018216SPaolo Bonzini 159353018216SPaolo Bonzini kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL, 159453018216SPaolo Bonzini NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0); 15953b66da82SAlexey Kardashevskiy if (kernel_size == ELF_LOAD_WRONG_ENDIAN) { 159616457e7fSBenjamin Herrenschmidt kernel_size = load_elf(kernel_filename, 159716457e7fSBenjamin Herrenschmidt translate_kernel_address, NULL, 159816457e7fSBenjamin Herrenschmidt NULL, &lowaddr, NULL, 0, ELF_MACHINE, 0); 159916457e7fSBenjamin Herrenschmidt kernel_le = kernel_size > 0; 160016457e7fSBenjamin Herrenschmidt } 160116457e7fSBenjamin Herrenschmidt if (kernel_size < 0) { 16023b66da82SAlexey Kardashevskiy fprintf(stderr, "qemu: error loading %s: %s\n", 16033b66da82SAlexey Kardashevskiy kernel_filename, load_elf_strerror(kernel_size)); 160453018216SPaolo Bonzini exit(1); 160553018216SPaolo Bonzini } 160653018216SPaolo Bonzini 160753018216SPaolo Bonzini /* load initrd */ 160853018216SPaolo Bonzini if (initrd_filename) { 160953018216SPaolo Bonzini /* Try to locate the initrd in the gap between the kernel 161053018216SPaolo Bonzini * and the firmware. Add a bit of space just in case 161153018216SPaolo Bonzini */ 161253018216SPaolo Bonzini initrd_base = (KERNEL_LOAD_ADDR + kernel_size + 0x1ffff) & ~0xffff; 161353018216SPaolo Bonzini initrd_size = load_image_targphys(initrd_filename, initrd_base, 161453018216SPaolo Bonzini load_limit - initrd_base); 161553018216SPaolo Bonzini if (initrd_size < 0) { 161653018216SPaolo Bonzini fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", 161753018216SPaolo Bonzini initrd_filename); 161853018216SPaolo Bonzini exit(1); 161953018216SPaolo Bonzini } 162053018216SPaolo Bonzini } else { 162153018216SPaolo Bonzini initrd_base = 0; 162253018216SPaolo Bonzini initrd_size = 0; 162353018216SPaolo Bonzini } 162453018216SPaolo Bonzini } 162553018216SPaolo Bonzini 16268e7ea787SAndreas Färber if (bios_name == NULL) { 16278e7ea787SAndreas Färber bios_name = FW_FILE_NAME; 16288e7ea787SAndreas Färber } 16298e7ea787SAndreas Färber filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); 163053018216SPaolo Bonzini fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE); 163153018216SPaolo Bonzini if (fw_size < 0) { 163253018216SPaolo Bonzini hw_error("qemu: could not load LPAR rtas '%s'\n", filename); 163353018216SPaolo Bonzini exit(1); 163453018216SPaolo Bonzini } 163553018216SPaolo Bonzini g_free(filename); 163653018216SPaolo Bonzini 163753018216SPaolo Bonzini spapr->entry_point = 0x100; 163853018216SPaolo Bonzini 16394be21d56SDavid Gibson vmstate_register(NULL, 0, &vmstate_spapr, spapr); 16404be21d56SDavid Gibson register_savevm_live(NULL, "spapr/htab", -1, 1, 16414be21d56SDavid Gibson &savevm_htab_handlers, spapr); 16424be21d56SDavid Gibson 164353018216SPaolo Bonzini /* Prepare the device tree */ 16443bbf37f2SAndreas Färber spapr->fdt_skel = spapr_create_fdt_skel(initrd_base, initrd_size, 164516457e7fSBenjamin Herrenschmidt kernel_size, kernel_le, 164653018216SPaolo Bonzini boot_device, kernel_cmdline, 164753018216SPaolo Bonzini spapr->epow_irq); 164853018216SPaolo Bonzini assert(spapr->fdt_skel != NULL); 164953018216SPaolo Bonzini } 165053018216SPaolo Bonzini 1651135a129aSAneesh Kumar K.V static int spapr_kvm_type(const char *vm_type) 1652135a129aSAneesh Kumar K.V { 1653135a129aSAneesh Kumar K.V if (!vm_type) { 1654135a129aSAneesh Kumar K.V return 0; 1655135a129aSAneesh Kumar K.V } 1656135a129aSAneesh Kumar K.V 1657135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "HV")) { 1658135a129aSAneesh Kumar K.V return 1; 1659135a129aSAneesh Kumar K.V } 1660135a129aSAneesh Kumar K.V 1661135a129aSAneesh Kumar K.V if (!strcmp(vm_type, "PR")) { 1662135a129aSAneesh Kumar K.V return 2; 1663135a129aSAneesh Kumar K.V } 1664135a129aSAneesh Kumar K.V 1665135a129aSAneesh Kumar K.V error_report("Unknown kvm-type specified '%s'", vm_type); 1666135a129aSAneesh Kumar K.V exit(1); 1667135a129aSAneesh Kumar K.V } 1668135a129aSAneesh Kumar K.V 166971461b0fSAlexey Kardashevskiy /* 1670627b84f4SGonglei * Implementation of an interface to adjust firmware path 167171461b0fSAlexey Kardashevskiy * for the bootindex property handling. 167271461b0fSAlexey Kardashevskiy */ 167371461b0fSAlexey Kardashevskiy static char *spapr_get_fw_dev_path(FWPathProvider *p, BusState *bus, 167471461b0fSAlexey Kardashevskiy DeviceState *dev) 167571461b0fSAlexey Kardashevskiy { 167671461b0fSAlexey Kardashevskiy #define CAST(type, obj, name) \ 167771461b0fSAlexey Kardashevskiy ((type *)object_dynamic_cast(OBJECT(obj), (name))) 167871461b0fSAlexey Kardashevskiy SCSIDevice *d = CAST(SCSIDevice, dev, TYPE_SCSI_DEVICE); 167971461b0fSAlexey Kardashevskiy sPAPRPHBState *phb = CAST(sPAPRPHBState, dev, TYPE_SPAPR_PCI_HOST_BRIDGE); 168071461b0fSAlexey Kardashevskiy 168171461b0fSAlexey Kardashevskiy if (d) { 168271461b0fSAlexey Kardashevskiy void *spapr = CAST(void, bus->parent, "spapr-vscsi"); 168371461b0fSAlexey Kardashevskiy VirtIOSCSI *virtio = CAST(VirtIOSCSI, bus->parent, TYPE_VIRTIO_SCSI); 168471461b0fSAlexey Kardashevskiy USBDevice *usb = CAST(USBDevice, bus->parent, TYPE_USB_DEVICE); 168571461b0fSAlexey Kardashevskiy 168671461b0fSAlexey Kardashevskiy if (spapr) { 168771461b0fSAlexey Kardashevskiy /* 168871461b0fSAlexey Kardashevskiy * Replace "channel@0/disk@0,0" with "disk@8000000000000000": 168971461b0fSAlexey Kardashevskiy * We use SRP luns of the form 8000 | (bus << 8) | (id << 5) | lun 169071461b0fSAlexey Kardashevskiy * in the top 16 bits of the 64-bit LUN 169171461b0fSAlexey Kardashevskiy */ 169271461b0fSAlexey Kardashevskiy unsigned id = 0x8000 | (d->id << 8) | d->lun; 169371461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 169471461b0fSAlexey Kardashevskiy (uint64_t)id << 48); 169571461b0fSAlexey Kardashevskiy } else if (virtio) { 169671461b0fSAlexey Kardashevskiy /* 169771461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (target << 8) | lun 169871461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 169971461b0fSAlexey Kardashevskiy * Note: the quote above is from SLOF and it is wrong, 170071461b0fSAlexey Kardashevskiy * the actual binding is: 170171461b0fSAlexey Kardashevskiy * swap 0100 or 10 << or 20 << ( target lun-id -- srplun ) 170271461b0fSAlexey Kardashevskiy */ 170371461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (d->id << 16) | d->lun; 170471461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 170571461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 170671461b0fSAlexey Kardashevskiy } else if (usb) { 170771461b0fSAlexey Kardashevskiy /* 170871461b0fSAlexey Kardashevskiy * We use SRP luns of the form 01000000 | (usb-port << 16) | lun 170971461b0fSAlexey Kardashevskiy * in the top 32 bits of the 64-bit LUN 171071461b0fSAlexey Kardashevskiy */ 171171461b0fSAlexey Kardashevskiy unsigned usb_port = atoi(usb->port->path); 171271461b0fSAlexey Kardashevskiy unsigned id = 0x1000000 | (usb_port << 16) | d->lun; 171371461b0fSAlexey Kardashevskiy return g_strdup_printf("%s@%"PRIX64, qdev_fw_name(dev), 171471461b0fSAlexey Kardashevskiy (uint64_t)id << 32); 171571461b0fSAlexey Kardashevskiy } 171671461b0fSAlexey Kardashevskiy } 171771461b0fSAlexey Kardashevskiy 171871461b0fSAlexey Kardashevskiy if (phb) { 171971461b0fSAlexey Kardashevskiy /* Replace "pci" with "pci@800000020000000" */ 172071461b0fSAlexey Kardashevskiy return g_strdup_printf("pci@%"PRIX64, phb->buid); 172171461b0fSAlexey Kardashevskiy } 172271461b0fSAlexey Kardashevskiy 172371461b0fSAlexey Kardashevskiy return NULL; 172471461b0fSAlexey Kardashevskiy } 172571461b0fSAlexey Kardashevskiy 172623825581SEduardo Habkost static char *spapr_get_kvm_type(Object *obj, Error **errp) 172723825581SEduardo Habkost { 17286ca1502eSAlexey Kardashevskiy sPAPRMachineState *sm = SPAPR_MACHINE(obj); 172923825581SEduardo Habkost 173023825581SEduardo Habkost return g_strdup(sm->kvm_type); 173123825581SEduardo Habkost } 173223825581SEduardo Habkost 173323825581SEduardo Habkost static void spapr_set_kvm_type(Object *obj, const char *value, Error **errp) 173423825581SEduardo Habkost { 17356ca1502eSAlexey Kardashevskiy sPAPRMachineState *sm = SPAPR_MACHINE(obj); 173623825581SEduardo Habkost 173723825581SEduardo Habkost g_free(sm->kvm_type); 173823825581SEduardo Habkost sm->kvm_type = g_strdup(value); 173923825581SEduardo Habkost } 174023825581SEduardo Habkost 174123825581SEduardo Habkost static void spapr_machine_initfn(Object *obj) 174223825581SEduardo Habkost { 174323825581SEduardo Habkost object_property_add_str(obj, "kvm-type", 174423825581SEduardo Habkost spapr_get_kvm_type, spapr_set_kvm_type, NULL); 174549d2e648SMarcel Apfelbaum object_property_set_description(obj, "kvm-type", 174649d2e648SMarcel Apfelbaum "Specifies the KVM virtualization mode (HV, PR)", 174749d2e648SMarcel Apfelbaum NULL); 174823825581SEduardo Habkost } 174923825581SEduardo Habkost 175034316482SAlexey Kardashevskiy static void ppc_cpu_do_nmi_on_cpu(void *arg) 175134316482SAlexey Kardashevskiy { 175234316482SAlexey Kardashevskiy CPUState *cs = arg; 175334316482SAlexey Kardashevskiy 175434316482SAlexey Kardashevskiy cpu_synchronize_state(cs); 175534316482SAlexey Kardashevskiy ppc_cpu_do_system_reset(cs); 175634316482SAlexey Kardashevskiy } 175734316482SAlexey Kardashevskiy 175834316482SAlexey Kardashevskiy static void spapr_nmi(NMIState *n, int cpu_index, Error **errp) 175934316482SAlexey Kardashevskiy { 176034316482SAlexey Kardashevskiy CPUState *cs; 176134316482SAlexey Kardashevskiy 176234316482SAlexey Kardashevskiy CPU_FOREACH(cs) { 176334316482SAlexey Kardashevskiy async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, cs); 176434316482SAlexey Kardashevskiy } 176534316482SAlexey Kardashevskiy } 176634316482SAlexey Kardashevskiy 176729ee3247SAlexey Kardashevskiy static void spapr_machine_class_init(ObjectClass *oc, void *data) 176853018216SPaolo Bonzini { 176929ee3247SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 177071461b0fSAlexey Kardashevskiy FWPathProviderClass *fwc = FW_PATH_PROVIDER_CLASS(oc); 177134316482SAlexey Kardashevskiy NMIClass *nc = NMI_CLASS(oc); 177229ee3247SAlexey Kardashevskiy 1773958db90cSMarcel Apfelbaum mc->init = ppc_spapr_init; 1774958db90cSMarcel Apfelbaum mc->reset = ppc_spapr_reset; 1775958db90cSMarcel Apfelbaum mc->block_default_type = IF_SCSI; 1776958db90cSMarcel Apfelbaum mc->max_cpus = MAX_CPUS; 1777958db90cSMarcel Apfelbaum mc->no_parallel = 1; 1778958db90cSMarcel Apfelbaum mc->default_boot_order = NULL; 1779958db90cSMarcel Apfelbaum mc->kvm_type = spapr_kvm_type; 17809e3f9733SAlexander Graf mc->has_dynamic_sysbus = true; 178100b4fbe2SMarcel Apfelbaum 178271461b0fSAlexey Kardashevskiy fwc->get_dev_path = spapr_get_fw_dev_path; 178334316482SAlexey Kardashevskiy nc->nmi_monitor_handler = spapr_nmi; 178453018216SPaolo Bonzini } 178553018216SPaolo Bonzini 178629ee3247SAlexey Kardashevskiy static const TypeInfo spapr_machine_info = { 178729ee3247SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE, 178829ee3247SAlexey Kardashevskiy .parent = TYPE_MACHINE, 17894aee7362SDavid Gibson .abstract = true, 17906ca1502eSAlexey Kardashevskiy .instance_size = sizeof(sPAPRMachineState), 179123825581SEduardo Habkost .instance_init = spapr_machine_initfn, 179229ee3247SAlexey Kardashevskiy .class_init = spapr_machine_class_init, 179371461b0fSAlexey Kardashevskiy .interfaces = (InterfaceInfo[]) { 179471461b0fSAlexey Kardashevskiy { TYPE_FW_PATH_PROVIDER }, 179534316482SAlexey Kardashevskiy { TYPE_NMI }, 179671461b0fSAlexey Kardashevskiy { } 179771461b0fSAlexey Kardashevskiy }, 179829ee3247SAlexey Kardashevskiy }; 179929ee3247SAlexey Kardashevskiy 1800b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_2 \ 1801b194df47SAlexey Kardashevskiy {\ 1802b194df47SAlexey Kardashevskiy .driver = TYPE_SPAPR_PCI_HOST_BRIDGE,\ 1803b194df47SAlexey Kardashevskiy .property = "mem_win_size",\ 1804b194df47SAlexey Kardashevskiy .value = "0x20000000",\ 1805b194df47SAlexey Kardashevskiy } 1806b194df47SAlexey Kardashevskiy 1807b194df47SAlexey Kardashevskiy #define SPAPR_COMPAT_2_1 \ 1808b194df47SAlexey Kardashevskiy SPAPR_COMPAT_2_2 1809b194df47SAlexey Kardashevskiy 18106026db45SAlexey Kardashevskiy static void spapr_machine_2_1_class_init(ObjectClass *oc, void *data) 18116026db45SAlexey Kardashevskiy { 18126026db45SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 181368a27b20SMichael S. Tsirkin static GlobalProperty compat_props[] = { 181468a27b20SMichael S. Tsirkin HW_COMPAT_2_1, 1815b194df47SAlexey Kardashevskiy SPAPR_COMPAT_2_1, 181668a27b20SMichael S. Tsirkin { /* end of list */ } 181768a27b20SMichael S. Tsirkin }; 18186026db45SAlexey Kardashevskiy 18196026db45SAlexey Kardashevskiy mc->name = "pseries-2.1"; 18206026db45SAlexey Kardashevskiy mc->desc = "pSeries Logical Partition (PAPR compliant) v2.1"; 182168a27b20SMichael S. Tsirkin mc->compat_props = compat_props; 18226026db45SAlexey Kardashevskiy } 18236026db45SAlexey Kardashevskiy 18246026db45SAlexey Kardashevskiy static const TypeInfo spapr_machine_2_1_info = { 18256026db45SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE "2.1", 18266026db45SAlexey Kardashevskiy .parent = TYPE_SPAPR_MACHINE, 18276026db45SAlexey Kardashevskiy .class_init = spapr_machine_2_1_class_init, 18286026db45SAlexey Kardashevskiy }; 18296026db45SAlexey Kardashevskiy 18304aee7362SDavid Gibson static void spapr_machine_2_2_class_init(ObjectClass *oc, void *data) 18314aee7362SDavid Gibson { 1832b194df47SAlexey Kardashevskiy static GlobalProperty compat_props[] = { 1833b194df47SAlexey Kardashevskiy SPAPR_COMPAT_2_2, 1834b194df47SAlexey Kardashevskiy { /* end of list */ } 1835b194df47SAlexey Kardashevskiy }; 18364aee7362SDavid Gibson MachineClass *mc = MACHINE_CLASS(oc); 18374aee7362SDavid Gibson 18384aee7362SDavid Gibson mc->name = "pseries-2.2"; 18394aee7362SDavid Gibson mc->desc = "pSeries Logical Partition (PAPR compliant) v2.2"; 1840b194df47SAlexey Kardashevskiy mc->compat_props = compat_props; 18414aee7362SDavid Gibson } 18424aee7362SDavid Gibson 18434aee7362SDavid Gibson static const TypeInfo spapr_machine_2_2_info = { 18444aee7362SDavid Gibson .name = TYPE_SPAPR_MACHINE "2.2", 18454aee7362SDavid Gibson .parent = TYPE_SPAPR_MACHINE, 18464aee7362SDavid Gibson .class_init = spapr_machine_2_2_class_init, 18474aee7362SDavid Gibson }; 18484aee7362SDavid Gibson 18493dab0244SAlexey Kardashevskiy static void spapr_machine_2_3_class_init(ObjectClass *oc, void *data) 18503dab0244SAlexey Kardashevskiy { 18513dab0244SAlexey Kardashevskiy MachineClass *mc = MACHINE_CLASS(oc); 18523dab0244SAlexey Kardashevskiy 18533dab0244SAlexey Kardashevskiy mc->name = "pseries-2.3"; 18543dab0244SAlexey Kardashevskiy mc->desc = "pSeries Logical Partition (PAPR compliant) v2.3"; 18553dab0244SAlexey Kardashevskiy mc->alias = "pseries"; 18563dab0244SAlexey Kardashevskiy mc->is_default = 1; 18573dab0244SAlexey Kardashevskiy } 18583dab0244SAlexey Kardashevskiy 18593dab0244SAlexey Kardashevskiy static const TypeInfo spapr_machine_2_3_info = { 18603dab0244SAlexey Kardashevskiy .name = TYPE_SPAPR_MACHINE "2.3", 18613dab0244SAlexey Kardashevskiy .parent = TYPE_SPAPR_MACHINE, 18623dab0244SAlexey Kardashevskiy .class_init = spapr_machine_2_3_class_init, 18633dab0244SAlexey Kardashevskiy }; 18643dab0244SAlexey Kardashevskiy 186529ee3247SAlexey Kardashevskiy static void spapr_machine_register_types(void) 186629ee3247SAlexey Kardashevskiy { 186729ee3247SAlexey Kardashevskiy type_register_static(&spapr_machine_info); 18686026db45SAlexey Kardashevskiy type_register_static(&spapr_machine_2_1_info); 18694aee7362SDavid Gibson type_register_static(&spapr_machine_2_2_info); 18703dab0244SAlexey Kardashevskiy type_register_static(&spapr_machine_2_3_info); 187129ee3247SAlexey Kardashevskiy } 187229ee3247SAlexey Kardashevskiy 187329ee3247SAlexey Kardashevskiy type_init(spapr_machine_register_types) 1874