Commit b368a7d8 authored by David Gibson's avatar David Gibson Committed by Anthony Liguori
Browse files

pseries: savevm support for VIO devices 



This patch adds helpers to allow PAPR VIO devices to save state common
to all VIO devices during savevm.

Signed-off-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
Reviewed-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
Message-id: 1374175984-8930-3-git-send-email-aliguori@us.ibm.com
Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
parent a90db158

hw/ppc/spapr_vio.c

+20 −0
Original line number Diff line number Diff line
@@ -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);

include/hw/ppc/spapr_vio.h

+5 −0
Original line number Diff line number Diff line
@@ -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 */