From b368a7d864d6f32caba4ac9fb3b9738d1180315d Mon Sep 17 00:00:00 2001 From: David Gibson Date: Thu, 18 Jul 2013 14:32:55 -0500 Subject: [PATCH] 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: David Gibson Reviewed-by: Anthony Liguori Message-id: 1374175984-8930-3-git-send-email-aliguori@us.ibm.com Signed-off-by: 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 7c6f6e4275..75ce19f0e3 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 36093270e6..46edc2a20c 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 */