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s390/sclp: add reset() functions 

Add reset() functions for event-facility, sclpconsole, and sclpquiesce.
The reset() functions perform variable initialization
at IPL and e.g. when monitor system_reset is called.

Signed-off-by: Heinz Graalfs <graalfs@linux.vnet.ibm.com>
Reviewed-by: Thomas Huth <thuth@linux.vnet.ibm.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Heinz Graalfs 2013-09-04 12:55:45 +02:00 committed by Christian Borntraeger
parent 7e36b7a356
commit 3af6de321f
3 changed files with 30 additions and 4 deletions
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17
hw/char/sclpconsole.c
View File

@ -228,10 +228,6 @@ static int console_init(SCLPEvent *event)
return -1;
}
console_available = true;
scon->iov_sclp = 0;
scon->iov_bs = 0;
scon->iov_data_len = 0;
scon->iov_sclp_rest = 0;
event->event_type = SCLP_EVENT_ASCII_CONSOLE_DATA;
if (scon->chr) {
qemu_chr_add_handlers(scon->chr, chr_can_read,
@ -243,6 +239,18 @@ static int console_init(SCLPEvent *event)
return 0;
}
static void console_reset(DeviceState *dev)
{
SCLPEvent *event = SCLP_EVENT(dev);
SCLPConsole *scon = DO_UPCAST(SCLPConsole, event, event);
event->event_pending = false;
scon->iov_sclp = 0;
scon->iov_bs = 0;
scon->iov_data_len = 0;
scon->iov_sclp_rest = 0;
}
static int console_exit(SCLPEvent *event)
{
return 0;
@ -259,6 +267,7 @@ static void console_class_init(ObjectClass *klass, void *data)
SCLPEventClass *ec = SCLP_EVENT_CLASS(klass);
dc->props = console_properties;
dc->reset = console_reset;
dc->vmsd = &vmstate_sclpconsole;
ec->init = console_init;
ec->exit = console_exit;

9
hw/s390x/event-facility.c
View File

@ -338,10 +338,19 @@ static int init_event_facility(S390SCLPDevice *sdev)
return 0;
}
static void reset_event_facility(DeviceState *dev)
{
S390SCLPDevice *sdev = SCLP_S390_DEVICE(dev);
sdev->ef->receive_mask = 0;
}
static void init_event_facility_class(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
S390SCLPDeviceClass *k = SCLP_S390_DEVICE_CLASS(klass);
dc->reset = reset_event_facility;
k->init = init_event_facility;
}

8
hw/s390x/sclpquiesce.c
View File

@ -105,11 +105,19 @@ static int quiesce_init(SCLPEvent *event)
return 0;
}
static void quiesce_reset(DeviceState *dev)
{
SCLPEvent *event = SCLP_EVENT(dev);
event->event_pending = false;
}
static void quiesce_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
SCLPEventClass *k = SCLP_EVENT_CLASS(klass);
dc->reset = quiesce_reset;
dc->vmsd = &vmstate_sclpquiesce;
k->init = quiesce_init;