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-rw-r--r--hw/i386/kvm/i8254.c40
-rw-r--r--hw/timer/i8254.c24
-rw-r--r--hw/timer/i8254_common.c8
-rw-r--r--include/hw/timer/i8254_internal.h1
4 files changed, 47 insertions, 26 deletions
diff --git a/hw/i386/kvm/i8254.c b/hw/i386/kvm/i8254.c
index 4ac555126b..93a3669746 100644
--- a/hw/i386/kvm/i8254.c
+++ b/hw/i386/kvm/i8254.c
@@ -33,6 +33,10 @@
#define CALIBRATION_ROUNDS 3
#define KVM_PIT(obj) OBJECT_CHECK(KVMPITState, (obj), TYPE_KVM_I8254)
+#define KVM_PIT_CLASS(class) \
+ OBJECT_CLASS_CHECK(KVMPITClass, (class), TYPE_KVM_I8254)
+#define KVM_PIT_GET_CLASS(obj) \
+ OBJECT_GET_CLASS(KVMPITClass, (obj), TYPE_KVM_I8254)
typedef struct KVMPITState {
PITCommonState parent_obj;
@@ -42,6 +46,12 @@ typedef struct KVMPITState {
int64_t kernel_clock_offset;
} KVMPITState;
+typedef struct KVMPITClass {
+ PITCommonClass parent_class;
+
+ DeviceRealize parent_realize;
+} KVMPITClass;
+
static int64_t abs64(int64_t v)
{
return v < 0 ? -v : v;
@@ -237,8 +247,10 @@ static void kvm_pit_vm_state_change(void *opaque, int running,
}
}
-static int kvm_pit_initfn(PITCommonState *pit)
+static void kvm_pit_realizefn(DeviceState *dev, Error **errp)
{
+ PITCommonState *pit = PIT_COMMON(dev);
+ KVMPITClass *kpc = KVM_PIT_GET_CLASS(dev);
KVMPITState *s = KVM_PIT(pit);
struct kvm_pit_config config = {
.flags = 0,
@@ -251,9 +263,9 @@ static int kvm_pit_initfn(PITCommonState *pit)
ret = kvm_vm_ioctl(kvm_state, KVM_CREATE_PIT);
}
if (ret < 0) {
- fprintf(stderr, "Create kernel PIC irqchip failed: %s\n",
- strerror(ret));
- return ret;
+ error_setg(errp, "Create kernel PIC irqchip failed: %s",
+ strerror(ret));
+ return;
}
switch (s->lost_tick_policy) {
case LOST_TICK_DELAY:
@@ -264,24 +276,25 @@ static int kvm_pit_initfn(PITCommonState *pit)
ret = kvm_vm_ioctl(kvm_state, KVM_REINJECT_CONTROL, &control);
if (ret < 0) {
- fprintf(stderr,
- "Can't disable in-kernel PIT reinjection: %s\n",
- strerror(ret));
- return ret;
+ error_setg(errp,
+ "Can't disable in-kernel PIT reinjection: %s",
+ strerror(ret));
+ return;
}
}
break;
default:
- return -EINVAL;
+ error_setg(errp, "Lost tick policy not supported.");
+ return;
}
memory_region_init_reservation(&pit->ioports, "kvm-pit", 4);
- qdev_init_gpio_in(&pit->dev.qdev, kvm_pit_irq_control, 1);
+ qdev_init_gpio_in(dev, kvm_pit_irq_control, 1);
qemu_add_vm_change_state_handler(kvm_pit_vm_state_change, s);
- return 0;
+ kpc->parent_realize(dev, errp);
}
static Property kvm_pit_properties[] = {
@@ -293,10 +306,12 @@ static Property kvm_pit_properties[] = {
static void kvm_pit_class_init(ObjectClass *klass, void *data)
{
+ KVMPITClass *kpc = KVM_PIT_CLASS(klass);
PITCommonClass *k = PIT_COMMON_CLASS(klass);
DeviceClass *dc = DEVICE_CLASS(klass);
- k->init = kvm_pit_initfn;
+ kpc->parent_realize = dc->realize;
+ dc->realize = kvm_pit_realizefn;
k->set_channel_gate = kvm_pit_set_gate;
k->get_channel_info = kvm_pit_get_channel_info;
k->pre_save = kvm_pit_get;
@@ -310,6 +325,7 @@ static const TypeInfo kvm_pit_info = {
.parent = TYPE_PIT_COMMON,
.instance_size = sizeof(KVMPITState),
.class_init = kvm_pit_class_init,
+ .class_size = sizeof(KVMPITClass),
};
static void kvm_pit_register(void)
diff --git a/hw/timer/i8254.c b/hw/timer/i8254.c
index efbca19df7..16c8dd687f 100644
--- a/hw/timer/i8254.c
+++ b/hw/timer/i8254.c
@@ -35,6 +35,15 @@
#define RW_STATE_WORD0 3
#define RW_STATE_WORD1 4
+#define PIT_CLASS(class) OBJECT_CLASS_CHECK(PITClass, (class), TYPE_I8254)
+#define PIT_GET_CLASS(obj) OBJECT_GET_CLASS(PITClass, (obj), TYPE_I8254)
+
+typedef struct PITClass {
+ PITCommonClass parent_class;
+
+ DeviceRealize parent_realize;
+} PITClass;
+
static void pit_irq_timer_update(PITChannelState *s, int64_t current_time);
static int pit_get_count(PITChannelState *s)
@@ -313,20 +322,22 @@ static void pit_post_load(PITCommonState *s)
}
}
-static int pit_initfn(PITCommonState *pit)
+static void pit_realizefn(DeviceState *dev, Error **err)
{
+ PITCommonState *pit = PIT_COMMON(dev);
+ PITClass *pc = PIT_GET_CLASS(dev);
PITChannelState *s;
s = &pit->channels[0];
/* the timer 0 is connected to an IRQ */
s->irq_timer = qemu_new_timer_ns(vm_clock, pit_irq_timer, s);
- qdev_init_gpio_out(&pit->dev.qdev, &s->irq, 1);
+ qdev_init_gpio_out(dev, &s->irq, 1);
memory_region_init_io(&pit->ioports, &pit_ioport_ops, pit, "pit", 4);
- qdev_init_gpio_in(&pit->dev.qdev, pit_irq_control, 1);
+ qdev_init_gpio_in(dev, pit_irq_control, 1);
- return 0;
+ pc->parent_realize(dev, err);
}
static Property pit_properties[] = {
@@ -336,10 +347,12 @@ static Property pit_properties[] = {
static void pit_class_initfn(ObjectClass *klass, void *data)
{
+ PITClass *pc = PIT_CLASS(klass);
PITCommonClass *k = PIT_COMMON_CLASS(klass);
DeviceClass *dc = DEVICE_CLASS(klass);
- k->init = pit_initfn;
+ pc->parent_realize = dc->realize;
+ dc->realize = pit_realizefn;
k->set_channel_gate = pit_set_channel_gate;
k->get_channel_info = pit_get_channel_info_common;
k->post_load = pit_post_load;
@@ -352,6 +365,7 @@ static const TypeInfo pit_info = {
.parent = TYPE_PIT_COMMON,
.instance_size = sizeof(PITCommonState),
.class_init = pit_class_initfn,
+ .class_size = sizeof(PITClass),
};
static void pit_register_types(void)
diff --git a/hw/timer/i8254_common.c b/hw/timer/i8254_common.c
index 36eed80ed0..4e5bf0b63c 100644
--- a/hw/timer/i8254_common.c
+++ b/hw/timer/i8254_common.c
@@ -170,14 +170,6 @@ static void pit_common_realize(DeviceState *dev, Error **errp)
{
ISADevice *isadev = ISA_DEVICE(dev);
PITCommonState *pit = PIT_COMMON(dev);
- PITCommonClass *c = PIT_COMMON_GET_CLASS(pit);
- int ret;
-
- ret = c->init(pit);
- if (ret < 0) {
- error_setg(errp, "PIT init failed.");
- return;
- }
isa_register_ioport(isadev, &pit->ioports, pit->iobase);
diff --git a/include/hw/timer/i8254_internal.h b/include/hw/timer/i8254_internal.h
index e0cff0cf5a..61a1bfbc4e 100644
--- a/include/hw/timer/i8254_internal.h
+++ b/include/hw/timer/i8254_internal.h
@@ -68,7 +68,6 @@ typedef struct PITCommonState {
typedef struct PITCommonClass {
ISADeviceClass parent_class;
- int (*init)(PITCommonState *s);
void (*set_channel_gate)(PITCommonState *s, PITChannelState *sc, int val);
void (*get_channel_info)(PITCommonState *s, PITChannelState *sc,
PITChannelInfo *info);
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-12 10:30:47 +0000