Alexey Kardashevskiy <a...@ozlabs.ru> writes:
> From: David Gibson <da...@gibson.dropbear.id.au>
>
> This patch adds helpers to allow PAPR VIO devices to save state common
> to all VIO devices during savevm.
>
> Signed-off-by: David Gibson <da...@gibson.dropbear.id.au>
> Signed-off-by: Alexey Kardashevskiy <a...@ozlabs.ru>
Reviewed-by: Anthony Liguori <aligu...@us.ibm.com>
Regards,
Anthony Liguori
> ---
> hw/ppc/spapr_vio.c | 20 ++++++++++++++++++++
> include/hw/ppc/spapr_vio.h | 5 +++++
> 2 files changed, 25 insertions(+)
>
> diff --git a/hw/ppc/spapr_vio.c b/hw/ppc/spapr_vio.c
> index 9c18741..565d883 100644
> --- a/hw/ppc/spapr_vio.c
> +++ b/hw/ppc/spapr_vio.c
> @@ -542,6 +542,26 @@ static const TypeInfo spapr_vio_bridge_info = {
> .class_init = spapr_vio_bridge_class_init,
> };
>
> +const VMStateDescription vmstate_spapr_vio = {
> + .name = "spapr_vio",
> + .version_id = 1,
> + .minimum_version_id = 1,
> + .minimum_version_id_old = 1,
> + .fields = (VMStateField []) {
> + /* Sanity check */
> + VMSTATE_UINT32_EQUAL(reg, VIOsPAPRDevice),
> + VMSTATE_UINT32_EQUAL(irq, VIOsPAPRDevice),
> +
> + /* General VIO device state */
> + VMSTATE_UINTTL(signal_state, VIOsPAPRDevice),
> + VMSTATE_UINT64(crq.qladdr, VIOsPAPRDevice),
> + VMSTATE_UINT32(crq.qsize, VIOsPAPRDevice),
> + VMSTATE_UINT32(crq.qnext, VIOsPAPRDevice),
> +
> + VMSTATE_END_OF_LIST()
> + },
> +};
> +
> static void vio_spapr_device_class_init(ObjectClass *klass, void *data)
> {
> DeviceClass *k = DEVICE_CLASS(klass);
> diff --git a/include/hw/ppc/spapr_vio.h b/include/hw/ppc/spapr_vio.h
> index 3609327..46edc2a 100644
> --- a/include/hw/ppc/spapr_vio.h
> +++ b/include/hw/ppc/spapr_vio.h
> @@ -134,4 +134,9 @@ VIOsPAPRDevice *spapr_vty_get_default(VIOsPAPRBus *bus);
>
> void spapr_vio_quiesce(void);
>
> +extern const VMStateDescription vmstate_spapr_vio;
> +
> +#define VMSTATE_SPAPR_VIO(_f, _s) \
> + VMSTATE_STRUCT(_f, _s, 0, vmstate_spapr_vio, VIOsPAPRDevice)
> +
> #endif /* _HW_SPAPR_VIO_H */
> --
> 1.7.10.4
