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Diffstat (limited to 'hw/i386')
-rw-r--r--hw/i386/pc.c21
-rw-r--r--hw/i386/pc_piix.c2
-rw-r--r--hw/i386/pc_q35.c3
3 files changed, 23 insertions, 3 deletions
diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index b0beea3..25e8586 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 = {
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index a54a468..5e1adbe 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -235,7 +235,7 @@ static void pc_init1(MachineState *machine,
/* init basic PC hardware */
pc_basic_device_init(isa_bus, pcms->gsi, &rtc_state, true,
- (pcms->vmport != ON_OFF_AUTO_ON), 0x4);
+ (pcms->vmport != ON_OFF_AUTO_ON), pcms->pit, 0x4);
pc_nic_init(isa_bus, pci_bus);
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index 205c33e..d042fe0 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -227,7 +227,8 @@ static void pc_q35_init(MachineState *machine)
/* init basic PC hardware */
pc_basic_device_init(isa_bus, pcms->gsi, &rtc_state, !mc->no_floppy,
- (pcms->vmport != ON_OFF_AUTO_ON), 0xff0104);
+ (pcms->vmport != ON_OFF_AUTO_ON), pcms->pit,
+ 0xff0104);
/* connect pm stuff to lpc */
ich9_lpc_pm_init(lpc, pc_machine_is_smm_enabled(pcms));