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authorFan Zhang <zhangfan@linux.vnet.ibm.com>2015-02-12 18:02:16 +0100
committerChristian Borntraeger <borntraeger@de.ibm.com>2015-02-13 16:14:09 +0100
commit2e13fbe42d7aed77d1b1c62b342d080c2510af0e (patch)
tree405e224441d2727bb70ce84705540704f8e8e503 /hw/s390x
parente91e972ccfbaeba1d1416202ad1b667810a33e1f (diff)
downloadqemu-2e13fbe42d7aed77d1b1c62b342d080c2510af0e.tar.gz
s390x/ipl: make s390x ipl device aware of migration
We have to migrate the reipl parameters, so a reboot on the migrated machine will behave just like on the origin. Otherwise, the reipl parameters configured by the guest would be lost. Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Acked-by: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Jens Freimann <jfrei@linux.vnet.ibm.com> Signed-off-by: Fan Zhang <zhangfan@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'hw/s390x')
-rw-r--r--hw/s390x/ipl.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/hw/s390x/ipl.c b/hw/s390x/ipl.c
index a1aa051eff..b57adbd99e 100644
--- a/hw/s390x/ipl.c
+++ b/hw/s390x/ipl.c
@@ -67,6 +67,33 @@ typedef struct S390IPLState {
uint16_t devno;
} S390IPLState;
+static const VMStateDescription vmstate_iplb = {
+ .name = "ipl/iplb",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT8_ARRAY(reserved1, IplParameterBlock, 110),
+ VMSTATE_UINT16(devno, IplParameterBlock),
+ VMSTATE_UINT8_ARRAY(reserved2, IplParameterBlock, 88),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static const VMStateDescription vmstate_ipl = {
+ .name = "ipl",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT64(start_addr, S390IPLState),
+ VMSTATE_UINT64(bios_start_addr, S390IPLState),
+ VMSTATE_STRUCT(iplb, S390IPLState, 0, vmstate_iplb, IplParameterBlock),
+ VMSTATE_BOOL(iplb_valid, S390IPLState),
+ VMSTATE_UINT8(cssid, S390IPLState),
+ VMSTATE_UINT8(ssid, S390IPLState),
+ VMSTATE_UINT16(devno, S390IPLState),
+ VMSTATE_END_OF_LIST()
+ }
+};
static int s390_ipl_init(SysBusDevice *dev)
{
@@ -273,6 +300,7 @@ static void s390_ipl_class_init(ObjectClass *klass, void *data)
k->init = s390_ipl_init;
dc->props = s390_ipl_properties;
dc->reset = s390_ipl_reset;
+ dc->vmsd = &vmstate_ipl;
}
static const TypeInfo s390_ipl_info = {