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 <slp@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

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);

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