X-Git-Url: https://repo.jachan.dev/qemu.git/blobdiff_plain/32c18a2dbaf79c241eddabd19a3b410bab5bf0cc..cd6c1b7057bc897675897f44d15277c3a6e7b118:/hw/i386/pc_piix.c diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c index 6a498a20d3..24e7042680 100644 --- a/hw/i386/pc_piix.c +++ b/hw/i386/pc_piix.c @@ -22,6 +22,7 @@ * THE SOFTWARE. */ +#include "qemu/osdep.h" #include #include "hw/hw.h" @@ -61,26 +62,12 @@ static const int ide_iobase[MAX_IDE_BUS] = { 0x1f0, 0x170 }; static const int ide_iobase2[MAX_IDE_BUS] = { 0x3f6, 0x376 }; static const int ide_irq[MAX_IDE_BUS] = { 14, 15 }; -static bool pci_enabled = true; -static bool has_acpi_build = true; -static bool rsdp_in_ram = true; -static int legacy_acpi_table_size; -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; -static bool kvmclock_enabled = true; - /* PC hardware initialisation */ static void pc_init1(MachineState *machine, const char *host_type, const char *pci_type) { PCMachineState *pcms = PC_MACHINE(machine); + PCMachineClass *pcmc = PC_MACHINE_GET_CLASS(pcms); MemoryRegion *system_memory = get_system_memory(); MemoryRegion *system_io = get_system_io(); int i; @@ -98,7 +85,6 @@ static void pc_init1(MachineState *machine, MemoryRegion *ram_memory; MemoryRegion *pci_memory; MemoryRegion *rom_memory; - PcGuestInfo *guest_info; ram_addr_t lowmem; /* Check whether RAM fits below 4G (leaving 1/2 GByte for IO memory). @@ -109,7 +95,7 @@ static void pc_init1(MachineState *machine, * breaking migration. */ if (machine->ram_size >= 0xe0000000) { - lowmem = gigabyte_align ? 0xc0000000 : 0xe0000000; + lowmem = pcmc->gigabyte_align ? 0xc0000000 : 0xe0000000; } else { lowmem = 0xe0000000; } @@ -135,18 +121,17 @@ static void pc_init1(MachineState *machine, pcms->below_4g_mem_size = machine->ram_size; } - if (xen_enabled() && xen_hvm_init(pcms, &ram_memory) != 0) { - fprintf(stderr, "xen hardware virtual machine initialisation failed\n"); - exit(1); + if (xen_enabled()) { + xen_hvm_init(pcms, &ram_memory); } pc_cpus_init(pcms); - if (kvm_enabled() && kvmclock_enabled) { + if (kvm_enabled() && pcmc->kvmclock_enabled) { kvmclock_create(); } - 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; @@ -155,42 +140,36 @@ static void pc_init1(MachineState *machine, rom_memory = system_memory; } - guest_info = pc_guest_info_init(pcms); - - guest_info->has_acpi_build = has_acpi_build; - guest_info->legacy_acpi_table_size = legacy_acpi_table_size; + pc_guest_info_init(pcms); - guest_info->isapc_ram_fw = !pci_enabled; - guest_info->has_reserved_memory = has_reserved_memory; - guest_info->rsdp_in_ram = rsdp_in_ram; - - if (smbios_defaults) { + if (pcmc->smbios_defaults) { MachineClass *mc = MACHINE_GET_CLASS(machine); /* These values are guest ABI, do not change */ smbios_set_defaults("QEMU", "Standard PC (i440FX + PIIX, 1996)", - 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(pcms, system_memory, - rom_memory, &ram_memory, guest_info); + rom_memory, &ram_memory); } else if (machine->kernel_filename != NULL) { /* For xen HVM direct kernel boot, load linux here */ - xen_load_linux(pcms, guest_info); + xen_load_linux(pcms); } 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 { gsi = qemu_allocate_irqs(gsi_handler, gsi_state, GSI_NUM_PINS); } - if (pci_enabled) { + if (pcmc->pci_enabled) { pci_bus = i440fx_init(host_type, pci_type, &i440fx_state, &piix3_devfn, &isa_bus, gsi, @@ -198,15 +177,17 @@ static void pc_init1(MachineState *machine, pcms->below_4g_mem_size, pcms->above_4g_mem_size, pci_memory, ram_memory); + pcms->bus = pci_bus; } else { pci_bus = NULL; i440fx_state = NULL; - isa_bus = isa_bus_new(NULL, get_system_memory(), system_io); + isa_bus = isa_bus_new(NULL, get_system_memory(), system_io, + &error_abort); no_hpet = 1; } 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(); @@ -218,13 +199,13 @@ static void pc_init1(MachineState *machine, gsi_state->i8259_irq[i] = i8259[i]; } g_free(i8259); - if (pci_enabled) { + if (pcmc->pci_enabled) { ioapic_init_gsi(gsi_state, "i440fx"); } pc_register_ferr_irq(gsi[13]); - pc_vga_init(isa_bus, pci_enabled ? pci_bus : NULL); + pc_vga_init(isa_bus, pcmc->pci_enabled ? pci_bus : NULL); assert(pcms->vmport != ON_OFF_AUTO__MAX); if (pcms->vmport == ON_OFF_AUTO_AUTO) { @@ -238,7 +219,7 @@ static void pc_init1(MachineState *machine, pc_nic_init(isa_bus, pci_bus); ide_drive_get(hd, ARRAY_SIZE(hd)); - if (pci_enabled) { + if (pcmc->pci_enabled) { PCIDevice *dev; if (xen_enabled()) { dev = pci_piix3_xen_ide_init(pci_bus, hd, piix3_devfn + 1); @@ -265,11 +246,11 @@ static void pc_init1(MachineState *machine, pc_cmos_init(pcms, idebus[0], idebus[1], rtc_state); - if (pci_enabled && usb_enabled()) { + if (pcmc->pci_enabled && usb_enabled()) { pci_create_simple(pci_bus, piix3_devfn + 2, "piix3-usb-uhci"); } - if (pci_enabled && acpi_enabled) { + if (pcmc->pci_enabled && acpi_enabled) { DeviceState *piix4_pm; I2CBus *smbus; @@ -290,9 +271,14 @@ static void pc_init1(MachineState *machine, PC_MACHINE_ACPI_DEVICE_PROP, &error_abort); } - if (pci_enabled) { + if (pcmc->pci_enabled) { pc_pci_device_init(pci_bus); } + + if (pcms->acpi_nvdimm_state.is_enabled) { + nvdimm_init_acpi_state(&pcms->acpi_nvdimm_state, system_io, + pcms->fw_cfg, OBJECT(pcms)); + } } /* Looking for a pc_compat_2_4() function? It doesn't exist. @@ -316,60 +302,29 @@ static void pc_compat_2_3(MachineState *machine) static void pc_compat_2_2(MachineState *machine) { pc_compat_2_3(machine); - rsdp_in_ram = false; machine->suppress_vmdesc = true; } static void pc_compat_2_1(MachineState *machine) { - PCMachineState *pcms = PC_MACHINE(machine); - pc_compat_2_2(machine); - smbios_uuid_encoded = false; x86_cpu_change_kvm_default("svm", NULL); - pcms->enforce_aligned_dimm = false; } static void pc_compat_2_0(MachineState *machine) { pc_compat_2_1(machine); - /* This value depends on the actual DSDT and SSDT compiled into - * the source QEMU; unfortunately it depends on the binary and - * not on the machine type, so we cannot make pc-i440fx-1.7 work on - * both QEMU 1.7 and QEMU 2.0. - * - * Large variations cause migration to fail for more than one - * consecutive value of the "-smp" maxcpus option. - * - * For small variations of the kind caused by different iasl versions, - * the 4k rounding usually leaves slack. However, there could be still - * one or two values that break. For QEMU 1.7 and QEMU 2.0 the - * slack is only ~10 bytes before one "-smp maxcpus" value breaks! - * - * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on - * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418. - */ - legacy_acpi_table_size = 6652; - 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; - legacy_acpi_table_size = 6414; x86_cpu_change_kvm_default("x2apic", NULL); } 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) @@ -399,19 +354,10 @@ static void pc_compat_1_2(MachineState *machine) static void pc_compat_0_13(MachineState *machine) { pc_compat_1_2(machine); - kvmclock_enabled = false; } static void pc_init_isa(MachineState *machine) { - pci_enabled = false; - has_acpi_build = false; - smbios_defaults = false; - gigabyte_align = false; - smbios_legacy_mode = true; - has_reserved_memory = false; - option_rom_has_mr = true; - rom_file_has_mr = false; if (!machine->cpu_model) { machine->cpu_model = "486"; } @@ -470,13 +416,28 @@ static void pc_i440fx_machine_options(MachineClass *m) m->default_display = "std"; } -static void pc_i440fx_2_5_machine_options(MachineClass *m) +static void pc_i440fx_2_6_machine_options(MachineClass *m) { pc_i440fx_machine_options(m); m->alias = "pc"; m->is_default = 1; } +DEFINE_I440FX_MACHINE(v2_6, "pc-i440fx-2.6", NULL, + pc_i440fx_2_6_machine_options); + + +static void pc_i440fx_2_5_machine_options(MachineClass *m) +{ + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); + pc_i440fx_2_6_machine_options(m); + m->alias = NULL; + m->is_default = 0; + pcmc->save_tsc_khz = false; + m->legacy_fw_cfg_order = 1; + SET_MACHINE_COMPAT(m, PC_COMPAT_2_5); +} + DEFINE_I440FX_MACHINE(v2_5, "pc-i440fx-2.5", NULL, pc_i440fx_2_5_machine_options); @@ -486,8 +447,6 @@ static void pc_i440fx_2_4_machine_options(MachineClass *m) PCMachineClass *pcmc = PC_MACHINE_CLASS(m); pc_i440fx_2_5_machine_options(m); m->hw_version = "2.4.0"; - m->alias = NULL; - m->is_default = 0; pcmc->broken_reserved_end = true; SET_MACHINE_COMPAT(m, PC_COMPAT_2_4); } @@ -500,8 +459,6 @@ static void pc_i440fx_2_3_machine_options(MachineClass *m) { pc_i440fx_2_4_machine_options(m); m->hw_version = "2.3.0"; - m->alias = NULL; - m->is_default = 0; SET_MACHINE_COMPAT(m, PC_COMPAT_2_3); } @@ -511,9 +468,11 @@ DEFINE_I440FX_MACHINE(v2_3, "pc-i440fx-2.3", pc_compat_2_3, static void pc_i440fx_2_2_machine_options(MachineClass *m) { + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); pc_i440fx_2_3_machine_options(m); m->hw_version = "2.2.0"; SET_MACHINE_COMPAT(m, PC_COMPAT_2_2); + pcmc->rsdp_in_ram = false; } DEFINE_I440FX_MACHINE(v2_2, "pc-i440fx-2.2", pc_compat_2_2, @@ -522,10 +481,13 @@ DEFINE_I440FX_MACHINE(v2_2, "pc-i440fx-2.2", pc_compat_2_2, static void pc_i440fx_2_1_machine_options(MachineClass *m) { + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); pc_i440fx_2_2_machine_options(m); m->hw_version = "2.1.0"; m->default_display = NULL; SET_MACHINE_COMPAT(m, PC_COMPAT_2_1); + pcmc->smbios_uuid_encoded = false; + pcmc->enforce_aligned_dimm = false; } DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1, @@ -535,9 +497,30 @@ DEFINE_I440FX_MACHINE(v2_1, "pc-i440fx-2.1", pc_compat_2_1, static void pc_i440fx_2_0_machine_options(MachineClass *m) { + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); pc_i440fx_2_1_machine_options(m); m->hw_version = "2.0.0"; SET_MACHINE_COMPAT(m, PC_COMPAT_2_0); + pcmc->smbios_legacy_mode = true; + pcmc->has_reserved_memory = false; + /* This value depends on the actual DSDT and SSDT compiled into + * the source QEMU; unfortunately it depends on the binary and + * not on the machine type, so we cannot make pc-i440fx-1.7 work on + * both QEMU 1.7 and QEMU 2.0. + * + * Large variations cause migration to fail for more than one + * consecutive value of the "-smp" maxcpus option. + * + * For small variations of the kind caused by different iasl versions, + * the 4k rounding usually leaves slack. However, there could be still + * one or two values that break. For QEMU 1.7 and QEMU 2.0 the + * slack is only ~10 bytes before one "-smp maxcpus" value breaks! + * + * 6652 is valid for QEMU 2.0, the right value for pc-i440fx-1.7 on + * QEMU 1.7 it is 6414. For RHEL/CentOS 7.0 it is 6418. + */ + pcmc->legacy_acpi_table_size = 6652; + pcmc->acpi_data_size = 0x10000; } DEFINE_I440FX_MACHINE(v2_0, "pc-i440fx-2.0", pc_compat_2_0, @@ -546,10 +529,15 @@ DEFINE_I440FX_MACHINE(v2_0, "pc-i440fx-2.0", pc_compat_2_0, static void pc_i440fx_1_7_machine_options(MachineClass *m) { + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); pc_i440fx_2_0_machine_options(m); m->hw_version = "1.7.0"; m->default_machine_opts = NULL; + m->option_rom_has_mr = true; SET_MACHINE_COMPAT(m, PC_COMPAT_1_7); + pcmc->smbios_defaults = false; + pcmc->gigabyte_align = false; + pcmc->legacy_acpi_table_size = 6414; } DEFINE_I440FX_MACHINE(v1_7, "pc-i440fx-1.7", pc_compat_1_7, @@ -558,9 +546,12 @@ DEFINE_I440FX_MACHINE(v1_7, "pc-i440fx-1.7", pc_compat_1_7, static void pc_i440fx_1_6_machine_options(MachineClass *m) { + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); pc_i440fx_1_7_machine_options(m); m->hw_version = "1.6.0"; + m->rom_file_has_mr = false; SET_MACHINE_COMPAT(m, PC_COMPAT_1_6); + pcmc->has_acpi_build = false; } DEFINE_I440FX_MACHINE(v1_6, "pc-i440fx-1.6", pc_compat_1_6, @@ -591,7 +582,7 @@ DEFINE_I440FX_MACHINE(v1_4, "pc-i440fx-1.4", pc_compat_1_4, #define PC_COMPAT_1_3 \ - PC_COMPAT_1_4 \ + PC_CPU_MODEL_IDS("1.3.0") \ {\ .driver = "usb-tablet",\ .property = "usb_version",\ @@ -623,7 +614,7 @@ DEFINE_I440FX_MACHINE(v1_3, "pc-1.3", pc_compat_1_3, #define PC_COMPAT_1_2 \ - PC_COMPAT_1_3 \ + PC_CPU_MODEL_IDS("1.2.0") \ {\ .driver = "nec-usb-xhci",\ .property = "msi",\ @@ -662,7 +653,7 @@ DEFINE_I440FX_MACHINE(v1_2, "pc-1.2", pc_compat_1_2, #define PC_COMPAT_1_1 \ - PC_COMPAT_1_2 \ + PC_CPU_MODEL_IDS("1.1.0") \ {\ .driver = "virtio-scsi-pci",\ .property = "hotplug",\ @@ -705,7 +696,7 @@ DEFINE_I440FX_MACHINE(v1_1, "pc-1.1", pc_compat_1_2, #define PC_COMPAT_1_0 \ - PC_COMPAT_1_1 \ + PC_CPU_MODEL_IDS("1.0") \ {\ .driver = TYPE_ISA_FDC,\ .property = "check_media_rate",\ @@ -736,7 +727,7 @@ DEFINE_I440FX_MACHINE(v1_0, "pc-1.0", pc_compat_1_2, #define PC_COMPAT_0_15 \ - PC_COMPAT_1_0 + PC_CPU_MODEL_IDS("0.15") static void pc_i440fx_0_15_machine_options(MachineClass *m) { @@ -750,7 +741,7 @@ DEFINE_I440FX_MACHINE(v0_15, "pc-0.15", pc_compat_1_2, #define PC_COMPAT_0_14 \ - PC_COMPAT_0_15 \ + PC_CPU_MODEL_IDS("0.14") \ {\ .driver = "virtio-blk-pci",\ .property = "event_idx",\ @@ -789,7 +780,7 @@ DEFINE_I440FX_MACHINE(v0_14, "pc-0.14", pc_compat_1_2, #define PC_COMPAT_0_13 \ - PC_COMPAT_0_14 \ + PC_CPU_MODEL_IDS("0.13") \ {\ .driver = TYPE_PCI_DEVICE,\ .property = "command_serr_enable",\ @@ -814,9 +805,11 @@ DEFINE_I440FX_MACHINE(v0_14, "pc-0.14", pc_compat_1_2, static void pc_i440fx_0_13_machine_options(MachineClass *m) { + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); pc_i440fx_0_14_machine_options(m); m->hw_version = "0.13"; SET_MACHINE_COMPAT(m, PC_COMPAT_0_13); + pcmc->kvmclock_enabled = false; } DEFINE_I440FX_MACHINE(v0_13, "pc-0.13", pc_compat_0_13, @@ -824,7 +817,7 @@ DEFINE_I440FX_MACHINE(v0_13, "pc-0.13", pc_compat_0_13, #define PC_COMPAT_0_12 \ - PC_COMPAT_0_13 \ + PC_CPU_MODEL_IDS("0.12") \ {\ .driver = "virtio-serial-pci",\ .property = "max_ports",\ @@ -859,7 +852,7 @@ DEFINE_I440FX_MACHINE(v0_12, "pc-0.12", pc_compat_0_13, #define PC_COMPAT_0_11 \ - PC_COMPAT_0_12 \ + PC_CPU_MODEL_IDS("0.11") \ {\ .driver = "virtio-blk-pci",\ .property = "vectors",\ @@ -890,7 +883,7 @@ DEFINE_I440FX_MACHINE(v0_11, "pc-0.11", pc_compat_0_13, #define PC_COMPAT_0_10 \ - PC_COMPAT_0_11 \ + PC_CPU_MODEL_IDS("0.10") \ {\ .driver = "virtio-blk-pci",\ .property = "class",\ @@ -1038,8 +1031,17 @@ void igd_passthrough_isa_bridge_create(PCIBus *bus, uint16_t gpu_dev_id) static void isapc_machine_options(MachineClass *m) { + PCMachineClass *pcmc = PC_MACHINE_CLASS(m); m->desc = "ISA-only PC"; m->max_cpus = 1; + m->option_rom_has_mr = true; + m->rom_file_has_mr = false; + pcmc->pci_enabled = false; + pcmc->has_acpi_build = false; + pcmc->smbios_defaults = false; + pcmc->gigabyte_align = false; + pcmc->smbios_legacy_mode = true; + pcmc->has_reserved_memory = false; } DEFINE_PC_MACHINE(isapc, "isapc", pc_init_isa,