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ppx/xics: introduce a parent_reset in ICSStateClass 

Just like for the realize handlers, this makes possible to move the
common ICSState code of the reset handlers in the ics-base class.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Cédric Le Goater 2018-06-25 11:17:16 +02:00 committed by David Gibson
parent 815049a01b
commit eeefd43b3c
3 changed files with 41 additions and 31 deletions
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45
hw/intc/xics.c
View File

@ -537,23 +537,16 @@ static void ics_simple_eoi(ICSState *ics, uint32_t nr)
}
}
static void ics_simple_reset(void *dev)
static void ics_simple_reset(DeviceState *dev)
{
ICSState *ics = ICS_SIMPLE(dev);
int i;
uint8_t flags[ics->nr_irqs];
ICSStateClass *icsc = ICS_BASE_GET_CLASS(dev);
for (i = 0; i < ics->nr_irqs; i++) {
flags[i] = ics->irqs[i].flags;
}
icsc->parent_reset(dev);
}
memset(ics->irqs, 0, sizeof(ICSIRQState) * ics->nr_irqs);
for (i = 0; i < ics->nr_irqs; i++) {
ics->irqs[i].priority = 0xff;
ics->irqs[i].saved_priority = 0xff;
ics->irqs[i].flags = flags[i];
}
static void ics_simple_reset_handler(void *dev)
{
ics_simple_reset(dev);
}
static int ics_simple_dispatch_pre_save(void *opaque)
@ -625,7 +618,7 @@ static void ics_simple_realize(DeviceState *dev, Error **errp)
ics->qirqs = qemu_allocate_irqs(ics_simple_set_irq, ics, ics->nr_irqs);
qemu_register_reset(ics_simple_reset, ics);
qemu_register_reset(ics_simple_reset_handler, ics);
}
static void ics_simple_class_init(ObjectClass *klass, void *data)
@ -635,6 +628,8 @@ static void ics_simple_class_init(ObjectClass *klass, void *data)
device_class_set_parent_realize(dc, ics_simple_realize,
&isc->parent_realize);
device_class_set_parent_reset(dc, ics_simple_reset,
&isc->parent_reset);
dc->vmsd = &vmstate_ics_simple;
isc->reject = ics_simple_reject;
@ -650,6 +645,25 @@ static const TypeInfo ics_simple_info = {
.class_size = sizeof(ICSStateClass),
};
static void ics_base_reset(DeviceState *dev)
{
ICSState *ics = ICS_BASE(dev);
int i;
uint8_t flags[ics->nr_irqs];
for (i = 0; i < ics->nr_irqs; i++) {
flags[i] = ics->irqs[i].flags;
}
memset(ics->irqs, 0, sizeof(ICSIRQState) * ics->nr_irqs);
for (i = 0; i < ics->nr_irqs; i++) {
ics->irqs[i].priority = 0xff;
ics->irqs[i].saved_priority = 0xff;
ics->irqs[i].flags = flags[i];
}
}
static void ics_base_realize(DeviceState *dev, Error **errp)
{
ICSState *ics = ICS_BASE(dev);
@ -689,6 +703,7 @@ static void ics_base_class_init(ObjectClass *klass, void *data)
dc->realize = ics_base_realize;
dc->props = ics_base_properties;
dc->reset = ics_base_reset;
}
static const TypeInfo ics_base_info = {

26
hw/intc/xics_kvm.c
View File

@ -324,25 +324,18 @@ static void ics_kvm_set_irq(void *opaque, int srcno, int val)
}
}
static void ics_kvm_reset(void *dev)
static void ics_kvm_reset(DeviceState *dev)
{
ICSState *ics = ICS_SIMPLE(dev);
int i;
uint8_t flags[ics->nr_irqs];
ICSStateClass *icsc = ICS_BASE_GET_CLASS(dev);
for (i = 0; i < ics->nr_irqs; i++) {
flags[i] = ics->irqs[i].flags;
}
icsc->parent_reset(dev);
memset(ics->irqs, 0, sizeof(ICSIRQState) * ics->nr_irqs);
ics_set_kvm_state(ICS_KVM(dev), 1);
}
for (i = 0; i < ics->nr_irqs; i++) {
ics->irqs[i].priority = 0xff;
ics->irqs[i].saved_priority = 0xff;
ics->irqs[i].flags = flags[i];
}
ics_set_kvm_state(ics, 1);
static void ics_kvm_reset_handler(void *dev)
{
ics_kvm_reset(dev);
}
static void ics_kvm_realize(DeviceState *dev, Error **errp)
@ -358,7 +351,7 @@ static void ics_kvm_realize(DeviceState *dev, Error **errp)
}
ics->qirqs = qemu_allocate_irqs(ics_kvm_set_irq, ics, ics->nr_irqs);
qemu_register_reset(ics_kvm_reset, ics);
qemu_register_reset(ics_kvm_reset_handler, ics);
}
static void ics_kvm_class_init(ObjectClass *klass, void *data)
@ -371,6 +364,7 @@ static void ics_kvm_class_init(ObjectClass *klass, void *data)
* directly from ics-base and not from ics-simple anymore.
*/
dc->realize = ics_kvm_realize;
dc->reset = ics_kvm_reset;
icsc->pre_save = ics_get_kvm_state;
icsc->post_load = ics_set_kvm_state;

1
include/hw/ppc/xics.h
View File

@ -116,6 +116,7 @@ struct ICSStateClass {
DeviceClass parent_class;
DeviceRealize parent_realize;
DeviceReset parent_reset;
void (*pre_save)(ICSState *s);
int (*post_load)(ICSState *s, int version_id);