From ed9e923c3c9a2c50c4e82ba178b3fb1feba56867 Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Thu, 12 Dec 2019 17:28:01 +0100 Subject: [PATCH] x86: move SMM property to X86MachineState Add it to microvm as well, it is a generic property of the x86 architecture. Suggested-by: Sergio Lopez Signed-off-by: Paolo Bonzini --- hw/i386/pc.c | 49 ------------------------------------------------- hw/i386/pc_piix.c | 6 +++--- hw/i386/pc_q35.c | 2 +- hw/i386/x86.c | 50 +++++++++++++++++++++++++++++++++++++++++++++++++- include/hw/i386/pc.h | 3 --- include/hw/i386/x86.h | 5 +++++ target/i386/kvm.c | 3 +-- 7 files changed, 59 insertions(+), 59 deletions(-) diff --git a/hw/i386/pc.c b/hw/i386/pc.c index b4384e2db4..e330a916f6 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -2031,48 +2031,6 @@ static void pc_machine_set_vmport(Object *obj, Visitor *v, const char *name, visit_type_OnOffAuto(v, name, &pcms->vmport, errp); } -bool pc_machine_is_smm_enabled(PCMachineState *pcms) -{ - bool smm_available = false; - - if (pcms->smm == ON_OFF_AUTO_OFF) { - return false; - } - - if (tcg_enabled() || qtest_enabled()) { - smm_available = true; - } else if (kvm_enabled()) { - smm_available = kvm_has_smm(); - } - - if (smm_available) { - return true; - } - - if (pcms->smm == ON_OFF_AUTO_ON) { - error_report("System Management Mode not supported by this hypervisor."); - exit(1); - } - return false; -} - -static void pc_machine_get_smm(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - PCMachineState *pcms = PC_MACHINE(obj); - OnOffAuto smm = pcms->smm; - - visit_type_OnOffAuto(v, name, &smm, errp); -} - -static void pc_machine_set_smm(Object *obj, Visitor *v, const char *name, - void *opaque, Error **errp) -{ - PCMachineState *pcms = PC_MACHINE(obj); - - visit_type_OnOffAuto(v, name, &pcms->smm, errp); -} - static bool pc_machine_get_smbus(Object *obj, Error **errp) { PCMachineState *pcms = PC_MACHINE(obj); @@ -2119,7 +2077,6 @@ static void pc_machine_initfn(Object *obj) { PCMachineState *pcms = PC_MACHINE(obj); - pcms->smm = ON_OFF_AUTO_AUTO; #ifdef CONFIG_VMPORT pcms->vmport = ON_OFF_AUTO_AUTO; #else @@ -2226,12 +2183,6 @@ static void pc_machine_class_init(ObjectClass *oc, void *data) pc_machine_get_device_memory_region_size, NULL, NULL, NULL, &error_abort); - object_class_property_add(oc, PC_MACHINE_SMM, "OnOffAuto", - pc_machine_get_smm, pc_machine_set_smm, - NULL, NULL, &error_abort); - object_class_property_set_description(oc, PC_MACHINE_SMM, - "Enable SMM (pc & q35)", &error_abort); - object_class_property_add(oc, PC_MACHINE_VMPORT, "OnOffAuto", pc_machine_get_vmport, pc_machine_set_vmport, NULL, NULL, &error_abort); diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c index ffb30c32ce..b3f0304ca3 100644 --- a/hw/i386/pc_piix.c +++ b/hw/i386/pc_piix.c @@ -281,7 +281,7 @@ else { /* TODO: Populate SPD eeprom data. */ pcms->smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100, x86ms->gsi[9], smi_irq, - pc_machine_is_smm_enabled(pcms), + x86_machine_is_smm_enabled(x86ms), &piix4_pm); smbus_eeprom_init(pcms->smbus, 8, NULL, 0); @@ -309,9 +309,9 @@ else { static void pc_compat_2_3_fn(MachineState *machine) { - PCMachineState *pcms = PC_MACHINE(machine); + X86MachineState *x86ms = X86_MACHINE(machine); if (kvm_enabled()) { - pcms->smm = ON_OFF_AUTO_OFF; + x86ms->smm = ON_OFF_AUTO_OFF; } } diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c index 7398d7baa2..52f45735e4 100644 --- a/hw/i386/pc_q35.c +++ b/hw/i386/pc_q35.c @@ -276,7 +276,7 @@ static void pc_q35_init(MachineState *machine) 0xff0104); /* connect pm stuff to lpc */ - ich9_lpc_pm_init(lpc, pc_machine_is_smm_enabled(pcms)); + ich9_lpc_pm_init(lpc, x86_machine_is_smm_enabled(x86ms)); if (pcms->sata_enabled) { /* ahci and SATA device, for q35 1 ahci controller is built-in */ diff --git a/hw/i386/x86.c b/hw/i386/x86.c index 3e4aee5ac2..6fb01e41e7 100644 --- a/hw/i386/x86.c +++ b/hw/i386/x86.c @@ -746,10 +746,53 @@ static void x86_machine_set_max_ram_below_4g(Object *obj, Visitor *v, x86ms->max_ram_below_4g = value; } +bool x86_machine_is_smm_enabled(X86MachineState *x86ms) +{ + bool smm_available = false; + + if (x86ms->smm == ON_OFF_AUTO_OFF) { + return false; + } + + if (tcg_enabled() || qtest_enabled()) { + smm_available = true; + } else if (kvm_enabled()) { + smm_available = kvm_has_smm(); + } + + if (smm_available) { + return true; + } + + if (x86ms->smm == ON_OFF_AUTO_ON) { + error_report("System Management Mode not supported by this hypervisor."); + exit(1); + } + return false; +} + +static void x86_machine_get_smm(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + X86MachineState *x86ms = X86_MACHINE(obj); + OnOffAuto smm = x86ms->smm; + + visit_type_OnOffAuto(v, name, &smm, errp); +} + +static void x86_machine_set_smm(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + X86MachineState *x86ms = X86_MACHINE(obj); + + visit_type_OnOffAuto(v, name, &x86ms->smm, errp); +} + static void x86_machine_initfn(Object *obj) { X86MachineState *x86ms = X86_MACHINE(obj); + x86ms->smm = ON_OFF_AUTO_AUTO; x86ms->max_ram_below_4g = 0; /* use default */ x86ms->smp_dies = 1; } @@ -770,9 +813,14 @@ static void x86_machine_class_init(ObjectClass *oc, void *data) object_class_property_add(oc, X86_MACHINE_MAX_RAM_BELOW_4G, "size", x86_machine_get_max_ram_below_4g, x86_machine_set_max_ram_below_4g, NULL, NULL, &error_abort); - object_class_property_set_description(oc, X86_MACHINE_MAX_RAM_BELOW_4G, "Maximum ram below the 4G boundary (32bit boundary)", &error_abort); + + object_class_property_add(oc, X86_MACHINE_SMM, "OnOffAuto", + x86_machine_get_smm, x86_machine_set_smm, + NULL, NULL, &error_abort); + object_class_property_set_description(oc, X86_MACHINE_SMM, + "Enable SMM", &error_abort); } static const TypeInfo x86_machine_info = { diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index e2cd453ffa..ade5a8577a 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -43,7 +43,6 @@ struct PCMachineState { /* Configuration options: */ OnOffAuto vmport; - OnOffAuto smm; bool acpi_build_enabled; bool smbus_enabled; @@ -61,7 +60,6 @@ struct PCMachineState { #define PC_MACHINE_ACPI_DEVICE_PROP "acpi-device" #define PC_MACHINE_DEVMEM_REGION_SIZE "device-memory-region-size" #define PC_MACHINE_VMPORT "vmport" -#define PC_MACHINE_SMM "smm" #define PC_MACHINE_SMBUS "smbus" #define PC_MACHINE_SATA "sata" #define PC_MACHINE_PIT "pit" @@ -165,7 +163,6 @@ void vmmouse_set_data(const uint32_t *data); /* pc.c */ extern int fd_bootchk; -bool pc_machine_is_smm_enabled(PCMachineState *pcms); void pc_acpi_smi_interrupt(void *opaque, int irq, int level); void pc_hot_add_cpu(MachineState *ms, const int64_t id, Error **errp); diff --git a/include/hw/i386/x86.h b/include/hw/i386/x86.h index 4b84917885..97d1575e63 100644 --- a/include/hw/i386/x86.h +++ b/include/hw/i386/x86.h @@ -60,6 +60,8 @@ typedef struct { uint16_t boot_cpus; unsigned smp_dies; + OnOffAuto smm; + /* * Address space used by IOAPIC device. All IOAPIC interrupts * will be translated to MSI messages in the address space. @@ -68,6 +70,7 @@ typedef struct { } X86MachineState; #define X86_MACHINE_MAX_RAM_BELOW_4G "max-ram-below-4g" +#define X86_MACHINE_SMM "smm" #define TYPE_X86_MACHINE MACHINE_TYPE_NAME("x86") #define X86_MACHINE(obj) \ @@ -95,4 +98,6 @@ void x86_load_linux(X86MachineState *x86ms, bool pvh_enabled, bool linuxboot_dma_enabled); +bool x86_machine_is_smm_enabled(X86MachineState *x86ms); + #endif diff --git a/target/i386/kvm.c b/target/i386/kvm.c index ef63f3a5a6..c7ff67a28b 100644 --- a/target/i386/kvm.c +++ b/target/i386/kvm.c @@ -2173,8 +2173,7 @@ int kvm_arch_init(MachineState *ms, KVMState *s) } if (kvm_check_extension(s, KVM_CAP_X86_SMM) && - object_dynamic_cast(OBJECT(ms), TYPE_PC_MACHINE) && - pc_machine_is_smm_enabled(PC_MACHINE(ms))) { + x86_machine_is_smm_enabled(X86_MACHINE(ms))) { smram_machine_done.notify = register_smram_listener; qemu_add_machine_init_done_notifier(&smram_machine_done); } -- 2.11.0