Message ID | 1403272798-13801-1-git-send-email-james.hogan@imgtec.com |
---|---|
State | New |
Headers | show |
On Fri, Jun 20, 2014 at 02:59:58PM +0100, James Hogan wrote: > From: Sanjay Lal <sanjayl@kymasys.com> > > Add VMStateDescription for GT64120 PCI emulation used by the Malta > platform, to allow it to work with savevm/loadvm and live migration. > > The entire register array is saved/restored using VMSTATE_UINT32_ARRAY > (fixed length GT_REGS = 1024). > > Signed-off-by: Sanjay Lal <sanjayl@kymasys.com> > [james.hogan@imgtec.com: Convert to VMState] > Signed-off-by: James Hogan <james.hogan@imgtec.com> > Cc: Aurelien Jarno <aurelien@aurel32.net> > Cc: Andreas Färber <afaerber@suse.de> > --- > This is based on "[Patch 03/12] KVM/MIPS: Add save/restore state APIs > for saving/restoring KVM guests."[1]. > > Changes in v4: > - Drop redundant "hw/mips:" prefix from subject line. (Andreas Färber) > > Changes in v3: > - Save entire register array using VMSTATE_UINT32_ARRAY (which is fixed > length of GT_REGS = 1024) rather than individual registers. This is > safer in case an important register is missed or new emulated > functionality is added. (Aurelien Jarno) > > Changes in v2: > - Expand commit message > - Convert to VMState (Peter Maydell) > > [1] https://lists.gnu.org/archive/html/qemu-devel/2013-03/msg00195.html > --- > hw/mips/gt64xxx_pci.c | 23 +++++++++++++++++++++++ > 1 file changed, 23 insertions(+) > > diff --git a/hw/mips/gt64xxx_pci.c b/hw/mips/gt64xxx_pci.c > index 6398514c99d2..22f63ce0c8af 100644 > --- a/hw/mips/gt64xxx_pci.c > +++ b/hw/mips/gt64xxx_pci.c > @@ -312,6 +312,27 @@ static void gt64120_pci_mapping(GT64120State *s) > } > } > > +static int gt64120_post_load(void *opaque, int version_id) > +{ > + GT64120State *s = opaque; > + > + gt64120_isd_mapping(s); > + gt64120_pci_mapping(s); > + > + return 0; > +} > + > +static const VMStateDescription vmstate_gt64120 = { > + .name = "gt64120", > + .version_id = 1, > + .minimum_version_id = 1, > + .post_load = gt64120_post_load, > + .fields = (VMStateField[]) { > + VMSTATE_UINT32_ARRAY(regs, GT64120State, GT_REGS), > + VMSTATE_END_OF_LIST() > + } > +}; > + > static void gt64120_writel (void *opaque, hwaddr addr, > uint64_t val, unsigned size) > { > @@ -1174,9 +1195,11 @@ static const TypeInfo gt64120_pci_info = { > > static void gt64120_class_init(ObjectClass *klass, void *data) > { > + DeviceClass *dc = DEVICE_CLASS(klass); > SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass); > > sdc->init = gt64120_init; > + dc->vmsd = &vmstate_gt64120; > } > > static const TypeInfo gt64120_info = { Thanks, applied.
diff --git a/hw/mips/gt64xxx_pci.c b/hw/mips/gt64xxx_pci.c index 6398514c99d2..22f63ce0c8af 100644 --- a/hw/mips/gt64xxx_pci.c +++ b/hw/mips/gt64xxx_pci.c @@ -312,6 +312,27 @@ static void gt64120_pci_mapping(GT64120State *s) } } +static int gt64120_post_load(void *opaque, int version_id) +{ + GT64120State *s = opaque; + + gt64120_isd_mapping(s); + gt64120_pci_mapping(s); + + return 0; +} + +static const VMStateDescription vmstate_gt64120 = { + .name = "gt64120", + .version_id = 1, + .minimum_version_id = 1, + .post_load = gt64120_post_load, + .fields = (VMStateField[]) { + VMSTATE_UINT32_ARRAY(regs, GT64120State, GT_REGS), + VMSTATE_END_OF_LIST() + } +}; + static void gt64120_writel (void *opaque, hwaddr addr, uint64_t val, unsigned size) { @@ -1174,9 +1195,11 @@ static const TypeInfo gt64120_pci_info = { static void gt64120_class_init(ObjectClass *klass, void *data) { + DeviceClass *dc = DEVICE_CLASS(klass); SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass); sdc->init = gt64120_init; + dc->vmsd = &vmstate_gt64120; } static const TypeInfo gt64120_info = {