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Diffstat (limited to 'hw/i386/pc.c')
-rw-r--r--hw/i386/pc.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index b0beea3ef9..25e8586b48 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -1536,6 +1536,7 @@ void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
ISADevice **rtc_state,
bool create_fdctrl,
bool no_vmport,
+ bool has_pit,
uint32_t hpet_irqs)
{
int i;
@@ -1589,7 +1590,7 @@ void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
qemu_register_boot_set(pc_boot_set, *rtc_state);
- if (!xen_enabled()) {
+ if (!xen_enabled() && has_pit) {
if (kvm_pit_in_kernel()) {
pit = kvm_pit_init(isa_bus, 0x40);
} else {
@@ -2187,6 +2188,20 @@ static void pc_machine_set_sata(Object *obj, bool value, Error **errp)
pcms->sata = value;
}
+static bool pc_machine_get_pit(Object *obj, Error **errp)
+{
+ PCMachineState *pcms = PC_MACHINE(obj);
+
+ return pcms->pit;
+}
+
+static void pc_machine_set_pit(Object *obj, bool value, Error **errp)
+{
+ PCMachineState *pcms = PC_MACHINE(obj);
+
+ pcms->pit = value;
+}
+
static void pc_machine_initfn(Object *obj)
{
PCMachineState *pcms = PC_MACHINE(obj);
@@ -2200,6 +2215,7 @@ static void pc_machine_initfn(Object *obj)
pcms->acpi_build_enabled = PC_MACHINE_GET_CLASS(pcms)->has_acpi_build;
pcms->smbus = true;
pcms->sata = true;
+ pcms->pit = true;
}
static void pc_machine_reset(void)
@@ -2366,6 +2382,9 @@ static void pc_machine_class_init(ObjectClass *oc, void *data)
object_class_property_add_bool(oc, PC_MACHINE_SATA,
pc_machine_get_sata, pc_machine_set_sata, &error_abort);
+
+ object_class_property_add_bool(oc, PC_MACHINE_PIT,
+ pc_machine_get_pit, pc_machine_set_pit, &error_abort);
}
static const TypeInfo pc_machine_info = {