X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?p=kvmfornfv.git;a=blobdiff_plain;f=qemu%2Fhw%2Fi386%2Fpc_q35.c;h=04aae8958c5de7997a21c33e46a53ff629353df4;hp=974aead5a925a793775f304e03e19386daf6eb31;hb=437fd90c0250dee670290f9b714253671a990160;hpb=5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 diff --git a/qemu/hw/i386/pc_q35.c b/qemu/hw/i386/pc_q35.c index 974aead5a..04aae8958 100644 --- a/qemu/hw/i386/pc_q35.c +++ b/qemu/hw/i386/pc_q35.c @@ -27,6 +27,7 @@ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ +#include "qemu/osdep.h" #include "hw/hw.h" #include "hw/loader.h" #include "sysemu/arch_init.h" @@ -38,54 +39,40 @@ #include "hw/kvm/clock.h" #include "hw/pci-host/q35.h" #include "exec/address-spaces.h" +#include "hw/i386/pc.h" #include "hw/i386/ich9.h" -#include "hw/i386/smbios.h" +#include "hw/smbios/smbios.h" #include "hw/ide/pci.h" #include "hw/ide/ahci.h" #include "hw/usb.h" -#include "hw/cpu/icc_bus.h" #include "qemu/error-report.h" #include "migration/migration.h" /* ICH9 AHCI has 6 ports */ #define MAX_SATA_PORTS 6 -static bool has_acpi_build = true; -static bool rsdp_in_ram = true; -static bool smbios_defaults = true; -static bool smbios_legacy_mode; -static bool smbios_uuid_encoded = true; -/* Make sure that guest addresses aligned at 1Gbyte boundaries get mapped to - * host addresses aligned at 1Gbyte boundaries. This way we can use 1GByte - * pages in the host. - */ -static bool gigabyte_align = true; -static bool has_reserved_memory = true; - /* PC hardware initialisation */ static void pc_q35_init(MachineState *machine) { - PCMachineState *pc_machine = PC_MACHINE(machine); - ram_addr_t below_4g_mem_size, above_4g_mem_size; + PCMachineState *pcms = PC_MACHINE(machine); + PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms); Q35PCIHost *q35_host; PCIHostState *phb; PCIBus *host_bus; PCIDevice *lpc; BusState *idebus[MAX_SATA_PORTS]; ISADevice *rtc_state; + MemoryRegion *system_io = get_system_io(); MemoryRegion *pci_memory; MemoryRegion *rom_memory; MemoryRegion *ram_memory; GSIState *gsi_state; ISABus *isa_bus; - int pci_enabled = 1; qemu_irq *gsi; qemu_irq *i8259; int i; ICH9LPCState *ich9_lpc; PCIDevice *ahci; - DeviceState *icc_bridge; - PcGuestInfo *guest_info; ram_addr_t lowmem; DriveInfo *hd[MAX_SATA_PORTS]; MachineClass *mc = MACHINE_GET_CLASS(machine); @@ -96,11 +83,9 @@ static void pc_q35_init(MachineState *machine) * If it doesn't, we need to split it in chunks below and above 4G. * In any case, try to make sure that guest addresses aligned at * 1G boundaries get mapped to host addresses aligned at 1G boundaries. - * For old machine types, use whatever split we used historically to avoid - * breaking migration. */ if (machine->ram_size >= 0xb0000000) { - lowmem = gigabyte_align ? 0x80000000 : 0xb0000000; + lowmem = 0x80000000; } else { lowmem = 0xb0000000; } @@ -108,41 +93,34 @@ static void pc_q35_init(MachineState *machine) /* Handle the machine opt max-ram-below-4g. It is basically doing * min(qemu limit, user limit). */ - if (lowmem > pc_machine->max_ram_below_4g) { - lowmem = pc_machine->max_ram_below_4g; + if (lowmem > pcms->max_ram_below_4g) { + lowmem = pcms->max_ram_below_4g; if (machine->ram_size - lowmem > lowmem && lowmem & ((1ULL << 30) - 1)) { error_report("Warning: Large machine and max_ram_below_4g(%"PRIu64 ") not a multiple of 1G; possible bad performance.", - pc_machine->max_ram_below_4g); + pcms->max_ram_below_4g); } } if (machine->ram_size >= lowmem) { - above_4g_mem_size = machine->ram_size - lowmem; - below_4g_mem_size = lowmem; + pcms->above_4g_mem_size = machine->ram_size - lowmem; + pcms->below_4g_mem_size = lowmem; } else { - above_4g_mem_size = 0; - below_4g_mem_size = machine->ram_size; + pcms->above_4g_mem_size = 0; + pcms->below_4g_mem_size = machine->ram_size; } - if (xen_enabled() && xen_hvm_init(&below_4g_mem_size, &above_4g_mem_size, - &ram_memory) != 0) { - fprintf(stderr, "xen hardware virtual machine initialisation failed\n"); - exit(1); + if (xen_enabled()) { + xen_hvm_init(pcms, &ram_memory); } - icc_bridge = qdev_create(NULL, TYPE_ICC_BRIDGE); - object_property_add_child(qdev_get_machine(), "icc-bridge", - OBJECT(icc_bridge), NULL); - - pc_cpus_init(machine->cpu_model, icc_bridge); - pc_acpi_init("q35-acpi-dsdt.aml"); + pc_cpus_init(pcms); kvmclock_create(); /* pci enabled */ - if (pci_enabled) { + if (pcmc->pci_enabled) { pci_memory = g_new(MemoryRegion, 1); memory_region_init(pci_memory, NULL, "pci", UINT64_MAX); rom_memory = pci_memory; @@ -151,34 +129,26 @@ static void pc_q35_init(MachineState *machine) rom_memory = get_system_memory(); } - guest_info = pc_guest_info_init(below_4g_mem_size, above_4g_mem_size); - guest_info->isapc_ram_fw = false; - guest_info->has_acpi_build = has_acpi_build; - guest_info->has_reserved_memory = has_reserved_memory; - guest_info->rsdp_in_ram = rsdp_in_ram; - - /* Migration was not supported in 2.0 for Q35, so do not bother - * with this hack (see hw/i386/acpi-build.c). - */ - guest_info->legacy_acpi_table_size = 0; + pc_guest_info_init(pcms); - if (smbios_defaults) { + if (pcmc->smbios_defaults) { /* These values are guest ABI, do not change */ smbios_set_defaults("QEMU", "Standard PC (Q35 + ICH9, 2009)", - mc->name, smbios_legacy_mode, smbios_uuid_encoded); + mc->name, pcmc->smbios_legacy_mode, + pcmc->smbios_uuid_encoded, + SMBIOS_ENTRY_POINT_21); } /* allocate ram and load rom/bios */ if (!xen_enabled()) { - pc_memory_init(machine, get_system_memory(), - below_4g_mem_size, above_4g_mem_size, - rom_memory, &ram_memory, guest_info); + pc_memory_init(pcms, get_system_memory(), + rom_memory, &ram_memory); } /* irq lines */ gsi_state = g_malloc0(sizeof(*gsi_state)); - if (kvm_irqchip_in_kernel()) { - kvm_pc_setup_irq_routing(pci_enabled); + if (kvm_ioapic_in_kernel()) { + kvm_pc_setup_irq_routing(pcmc->pci_enabled); gsi = qemu_allocate_irqs(kvm_pc_gsi_handler, gsi_state, GSI_NUM_PINS); } else { @@ -192,14 +162,14 @@ static void pc_q35_init(MachineState *machine) q35_host->mch.ram_memory = ram_memory; q35_host->mch.pci_address_space = pci_memory; q35_host->mch.system_memory = get_system_memory(); - q35_host->mch.address_space_io = get_system_io(); - q35_host->mch.below_4g_mem_size = below_4g_mem_size; - q35_host->mch.above_4g_mem_size = above_4g_mem_size; - q35_host->mch.guest_info = guest_info; + q35_host->mch.address_space_io = system_io; + q35_host->mch.below_4g_mem_size = pcms->below_4g_mem_size; + q35_host->mch.above_4g_mem_size = pcms->above_4g_mem_size; /* pci */ qdev_init_nofail(DEVICE(q35_host)); phb = PCI_HOST_BRIDGE(q35_host); host_bus = phb->bus; + pcms->bus = phb->bus; /* create ISA bus */ lpc = pci_create_simple_multifunction(host_bus, PCI_DEVFN(ICH9_LPC_DEV, ICH9_LPC_FUNC), true, @@ -207,7 +177,7 @@ static void pc_q35_init(MachineState *machine) object_property_add_link(OBJECT(machine), PC_MACHINE_ACPI_DEVICE_PROP, TYPE_HOTPLUG_HANDLER, - (Object **)&pc_machine->acpi_dev, + (Object **)&pcms->acpi_dev, object_property_allow_set_link, OBJ_PROP_LINK_UNREF_ON_RELEASE, &error_abort); object_property_set_link(OBJECT(machine), OBJECT(lpc), @@ -224,7 +194,7 @@ static void pc_q35_init(MachineState *machine) /*end early*/ isa_bus_irqs(isa_bus, gsi); - if (kvm_irqchip_in_kernel()) { + if (kvm_pic_in_kernel()) { i8259 = kvm_i8259_init(isa_bus); } else if (xen_enabled()) { i8259 = xen_interrupt_controller_init(); @@ -235,24 +205,23 @@ static void pc_q35_init(MachineState *machine) for (i = 0; i < ISA_NUM_IRQS; i++) { gsi_state->i8259_irq[i] = i8259[i]; } - if (pci_enabled) { + if (pcmc->pci_enabled) { ioapic_init_gsi(gsi_state, "q35"); } - qdev_init_nofail(icc_bridge); pc_register_ferr_irq(gsi[13]); - assert(pc_machine->vmport != ON_OFF_AUTO_MAX); - if (pc_machine->vmport == ON_OFF_AUTO_AUTO) { - pc_machine->vmport = xen_enabled() ? ON_OFF_AUTO_OFF : ON_OFF_AUTO_ON; + assert(pcms->vmport != ON_OFF_AUTO__MAX); + if (pcms->vmport == ON_OFF_AUTO_AUTO) { + pcms->vmport = xen_enabled() ? ON_OFF_AUTO_OFF : ON_OFF_AUTO_ON; } /* init basic PC hardware */ pc_basic_device_init(isa_bus, gsi, &rtc_state, !mc->no_floppy, - (pc_machine->vmport != ON_OFF_AUTO_ON), 0xff0104); + (pcms->vmport != ON_OFF_AUTO_ON), 0xff0104); /* connect pm stuff to lpc */ - ich9_lpc_pm_init(lpc, pc_machine_is_smm_enabled(pc_machine), !mc->no_tco); + ich9_lpc_pm_init(lpc, pc_machine_is_smm_enabled(pcms)); /* ahci and SATA device, for q35 1 ahci controller is built-in */ ahci = pci_create_simple_multifunction(host_bus, @@ -276,99 +245,19 @@ static void pc_q35_init(MachineState *machine) 0xb100), 8, NULL, 0); - pc_cmos_init(below_4g_mem_size, above_4g_mem_size, machine->boot_order, - machine, idebus[0], idebus[1], rtc_state); + pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state); /* the rest devices to which pci devfn is automatically assigned */ pc_vga_init(isa_bus, host_bus); pc_nic_init(isa_bus, host_bus); - if (pci_enabled) { + if (pcmc->pci_enabled) { pc_pci_device_init(host_bus); } -} -static void pc_compat_2_3(MachineState *machine) -{ - PCMachineState *pcms = PC_MACHINE(machine); - savevm_skip_section_footers(); - if (kvm_enabled()) { - pcms->smm = ON_OFF_AUTO_OFF; + if (pcms->acpi_nvdimm_state.is_enabled) { + nvdimm_init_acpi_state(&pcms->acpi_nvdimm_state, system_io, + pcms->fw_cfg, OBJECT(pcms)); } - global_state_set_optional(); - savevm_skip_configuration(); -} - -static void pc_compat_2_2(MachineState *machine) -{ - pc_compat_2_3(machine); - rsdp_in_ram = false; - x86_cpu_compat_set_features("kvm64", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("kvm32", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Conroe", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Penryn", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Nehalem", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Westmere", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("SandyBridge", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Haswell", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Broadwell", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Opteron_G1", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Opteron_G2", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Opteron_G3", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Opteron_G4", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Opteron_G5", FEAT_1_EDX, 0, CPUID_VME); - x86_cpu_compat_set_features("Haswell", FEAT_1_ECX, 0, CPUID_EXT_F16C); - x86_cpu_compat_set_features("Haswell", FEAT_1_ECX, 0, CPUID_EXT_RDRAND); - x86_cpu_compat_set_features("Broadwell", FEAT_1_ECX, 0, CPUID_EXT_F16C); - x86_cpu_compat_set_features("Broadwell", FEAT_1_ECX, 0, CPUID_EXT_RDRAND); - machine->suppress_vmdesc = true; -} - -static void pc_compat_2_1(MachineState *machine) -{ - PCMachineState *pcms = PC_MACHINE(machine); - - pc_compat_2_2(machine); - pcms->enforce_aligned_dimm = false; - smbios_uuid_encoded = false; - x86_cpu_compat_set_features("coreduo", FEAT_1_ECX, CPUID_EXT_VMX, 0); - x86_cpu_compat_set_features("core2duo", FEAT_1_ECX, CPUID_EXT_VMX, 0); - x86_cpu_compat_kvm_no_autodisable(FEAT_8000_0001_ECX, CPUID_EXT3_SVM); -} - -static void pc_compat_2_0(MachineState *machine) -{ - pc_compat_2_1(machine); - smbios_legacy_mode = true; - has_reserved_memory = false; - pc_set_legacy_acpi_data_size(); -} - -static void pc_compat_1_7(MachineState *machine) -{ - pc_compat_2_0(machine); - smbios_defaults = false; - gigabyte_align = false; - option_rom_has_mr = true; - x86_cpu_compat_kvm_no_autoenable(FEAT_1_ECX, CPUID_EXT_X2APIC); -} - -static void pc_compat_1_6(MachineState *machine) -{ - pc_compat_1_7(machine); - rom_file_has_mr = false; - has_acpi_build = false; -} - -static void pc_compat_1_5(MachineState *machine) -{ - pc_compat_1_6(machine); -} - -static void pc_compat_1_4(MachineState *machine) -{ - pc_compat_1_5(machine); - x86_cpu_compat_set_features("n270", FEAT_1_ECX, 0, CPUID_EXT_MOVBE); - x86_cpu_compat_set_features("Westmere", FEAT_1_ECX, 0, CPUID_EXT_PCLMULQDQ); } #define DEFINE_Q35_MACHINE(suffix, name, compatfn, optionfn) \ @@ -385,108 +274,45 @@ static void pc_compat_1_4(MachineState *machine) static void pc_q35_machine_options(MachineClass *m) { - pc_default_machine_options(m); m->family = "pc_q35"; m->desc = "Standard PC (Q35 + ICH9, 2009)"; m->hot_add_cpu = pc_hot_add_cpu; m->units_per_default_bus = 1; -} - -static void pc_q35_2_4_machine_options(MachineClass *m) -{ - pc_q35_machine_options(m); m->default_machine_opts = "firmware=bios-256k.bin"; m->default_display = "std"; m->no_floppy = 1; - m->no_tco = 0; - m->alias = "q35"; } -DEFINE_Q35_MACHINE(v2_4, "pc-q35-2.4", NULL, - pc_q35_2_4_machine_options); - - -static void pc_q35_2_3_machine_options(MachineClass *m) -{ - pc_q35_2_4_machine_options(m); - m->no_floppy = 0; - m->no_tco = 1; - m->alias = NULL; - SET_MACHINE_COMPAT(m, PC_COMPAT_2_3); -} - -DEFINE_Q35_MACHINE(v2_3, "pc-q35-2.3", pc_compat_2_3, - pc_q35_2_3_machine_options); - - -static void pc_q35_2_2_machine_options(MachineClass *m) -{ - pc_q35_2_3_machine_options(m); - SET_MACHINE_COMPAT(m, PC_COMPAT_2_2); -} - -DEFINE_Q35_MACHINE(v2_2, "pc-q35-2.2", pc_compat_2_2, - pc_q35_2_2_machine_options); - - -static void pc_q35_2_1_machine_options(MachineClass *m) -{ - pc_q35_2_2_machine_options(m); - m->default_display = NULL; - SET_MACHINE_COMPAT(m, PC_COMPAT_2_1); -} - -DEFINE_Q35_MACHINE(v2_1, "pc-q35-2.1", pc_compat_2_1, - pc_q35_2_1_machine_options); - - -static void pc_q35_2_0_machine_options(MachineClass *m) -{ - pc_q35_2_1_machine_options(m); - SET_MACHINE_COMPAT(m, PC_COMPAT_2_0); -} - -DEFINE_Q35_MACHINE(v2_0, "pc-q35-2.0", pc_compat_2_0, - pc_q35_2_0_machine_options); - - -static void pc_q35_1_7_machine_options(MachineClass *m) -{ - pc_q35_2_0_machine_options(m); - m->default_machine_opts = NULL; - SET_MACHINE_COMPAT(m, PC_COMPAT_1_7); -} - -DEFINE_Q35_MACHINE(v1_7, "pc-q35-1.7", pc_compat_1_7, - pc_q35_1_7_machine_options); - - -static void pc_q35_1_6_machine_options(MachineClass *m) +static void pc_q35_2_6_machine_options(MachineClass *m) { pc_q35_machine_options(m); - SET_MACHINE_COMPAT(m, PC_COMPAT_1_6); + m->alias = "q35"; } -DEFINE_Q35_MACHINE(v1_6, "pc-q35-1.6", pc_compat_1_6, - pc_q35_1_6_machine_options); +DEFINE_Q35_MACHINE(v2_6, "pc-q35-2.6", NULL, + pc_q35_2_6_machine_options); - -static void pc_q35_1_5_machine_options(MachineClass *m) +static void pc_q35_2_5_machine_options(MachineClass *m) { - pc_q35_1_6_machine_options(m); - SET_MACHINE_COMPAT(m, PC_COMPAT_1_5); + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); + pc_q35_2_6_machine_options(m); + m->alias = NULL; + pcmc->save_tsc_khz = false; + m->legacy_fw_cfg_order = 1; + SET_MACHINE_COMPAT(m, PC_COMPAT_2_5); } -DEFINE_Q35_MACHINE(v1_5, "pc-q35-1.5", pc_compat_1_5, - pc_q35_1_5_machine_options); +DEFINE_Q35_MACHINE(v2_5, "pc-q35-2.5", NULL, + pc_q35_2_5_machine_options); - -static void pc_q35_1_4_machine_options(MachineClass *m) +static void pc_q35_2_4_machine_options(MachineClass *m) { - pc_q35_1_5_machine_options(m); - m->hot_add_cpu = NULL; - SET_MACHINE_COMPAT(m, PC_COMPAT_1_4); + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); + pc_q35_2_5_machine_options(m); + m->hw_version = "2.4.0"; + pcmc->broken_reserved_end = true; + SET_MACHINE_COMPAT(m, PC_COMPAT_2_4); } -DEFINE_Q35_MACHINE(v1_4, "pc-q35-1.4", pc_compat_1_4, - pc_q35_1_4_machine_options); +DEFINE_Q35_MACHINE(v2_4, "pc-q35-2.4", NULL, + pc_q35_2_4_machine_options);