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ipmi: Add migration capability to the IPMI devices.

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Signed-off-by: Corey Minyard <cminyard@mvista.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Corey Minyard 2015-12-17 12:50:11 -06:00 committed by Michael S. Tsirkin
parent f8490451ac
commit bd66bcfca5
4 changed files with 114 additions and 0 deletions
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34
hw/ipmi/ipmi_bmc_extern.c
View File

@ -439,11 +439,45 @@ static void ipmi_bmc_extern_realize(DeviceState *dev, Error **errp)
qemu_chr_add_handlers(ibe->chr, can_receive, receive, chr_event, ibe);
}
static int ipmi_bmc_extern_post_migrate(void *opaque, int version_id)
{
IPMIBmcExtern *ibe = opaque;
/*
* We don't directly restore waiting_rsp, Instead, we return an
* error on the interface if a response was being waited for.
*/
if (ibe->waiting_rsp) {
IPMIInterface *ii = ibe->parent.intf;
IPMIInterfaceClass *iic = IPMI_INTERFACE_GET_CLASS(ii);
ibe->waiting_rsp = false;
ibe->inbuf[1] = ibe->outbuf[1] | 0x04;
ibe->inbuf[2] = ibe->outbuf[2];
ibe->inbuf[3] = IPMI_CC_BMC_INIT_IN_PROGRESS;
iic->handle_rsp(ii, ibe->outbuf[0], ibe->inbuf + 1, 3);
}
return 0;
}
static const VMStateDescription vmstate_ipmi_bmc_extern = {
.name = TYPE_IPMI_BMC_EXTERN,
.version_id = 1,
.minimum_version_id = 1,
.post_load = ipmi_bmc_extern_post_migrate,
.fields = (VMStateField[]) {
VMSTATE_BOOL(send_reset, IPMIBmcExtern),
VMSTATE_BOOL(waiting_rsp, IPMIBmcExtern),
VMSTATE_END_OF_LIST()
}
};
static void ipmi_bmc_extern_init(Object *obj)
{
IPMIBmcExtern *ibe = IPMI_BMC_EXTERN(obj);
ibe->extern_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, extern_timeout, ibe);
vmstate_register(NULL, 0, &vmstate_ipmi_bmc_extern, ibe);
}
static Property ipmi_bmc_extern_properties[] = {

30
hw/ipmi/ipmi_bmc_sim.c
View File

@ -1658,6 +1658,34 @@ static const uint8_t init_sdrs[] = {
0xff, 0xff, 0x00, 0x00, 0x00
};
static const VMStateDescription vmstate_ipmi_sim = {
.name = TYPE_IPMI_BMC_SIMULATOR,
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_UINT8(bmc_global_enables, IPMIBmcSim),
VMSTATE_UINT8(msg_flags, IPMIBmcSim),
VMSTATE_BOOL(watchdog_initialized, IPMIBmcSim),
VMSTATE_UINT8(watchdog_use, IPMIBmcSim),
VMSTATE_UINT8(watchdog_action, IPMIBmcSim),
VMSTATE_UINT8(watchdog_pretimeout, IPMIBmcSim),
VMSTATE_BOOL(watchdog_expired, IPMIBmcSim),
VMSTATE_UINT16(watchdog_timeout, IPMIBmcSim),
VMSTATE_BOOL(watchdog_running, IPMIBmcSim),
VMSTATE_BOOL(watchdog_preaction_ran, IPMIBmcSim),
VMSTATE_INT64(watchdog_expiry, IPMIBmcSim),
VMSTATE_UINT8_ARRAY(evtbuf, IPMIBmcSim, 16),
VMSTATE_UINT8(sensors[IPMI_WATCHDOG_SENSOR].status, IPMIBmcSim),
VMSTATE_UINT8(sensors[IPMI_WATCHDOG_SENSOR].reading, IPMIBmcSim),
VMSTATE_UINT16(sensors[IPMI_WATCHDOG_SENSOR].states, IPMIBmcSim),
VMSTATE_UINT16(sensors[IPMI_WATCHDOG_SENSOR].assert_states, IPMIBmcSim),
VMSTATE_UINT16(sensors[IPMI_WATCHDOG_SENSOR].deassert_states,
IPMIBmcSim),
VMSTATE_UINT16(sensors[IPMI_WATCHDOG_SENSOR].assert_enable, IPMIBmcSim),
VMSTATE_END_OF_LIST()
}
};
static void ipmi_sim_init(Object *obj)
{
IPMIBmc *b = IPMI_BMC(obj);
@ -1701,6 +1729,8 @@ static void ipmi_sim_init(Object *obj)
register_cmds(ibs);
ibs->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, ipmi_timeout, ibs);
vmstate_register(NULL, 0, &vmstate_ipmi_sim, ibs);
}
static void ipmi_sim_class_init(ObjectClass *oc, void *data)

24
hw/ipmi/isa_ipmi_bt.c
View File

@ -437,11 +437,35 @@ static void isa_ipmi_bt_realize(DeviceState *dev, Error **errp)
isa_register_ioport(isadev, &iib->bt.io, iib->bt.io_base);
}
static const VMStateDescription vmstate_ISAIPMIBTDevice = {
.name = TYPE_IPMI_INTERFACE,
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_BOOL(bt.obf_irq_set, ISAIPMIBTDevice),
VMSTATE_BOOL(bt.atn_irq_set, ISAIPMIBTDevice),
VMSTATE_BOOL(bt.use_irq, ISAIPMIBTDevice),
VMSTATE_BOOL(bt.irqs_enabled, ISAIPMIBTDevice),
VMSTATE_UINT32(bt.outpos, ISAIPMIBTDevice),
VMSTATE_VBUFFER_UINT32(bt.outmsg, ISAIPMIBTDevice, 1, NULL, 0,
bt.outlen),
VMSTATE_VBUFFER_UINT32(bt.inmsg, ISAIPMIBTDevice, 1, NULL, 0,
bt.inlen),
VMSTATE_UINT8(bt.control_reg, ISAIPMIBTDevice),
VMSTATE_UINT8(bt.mask_reg, ISAIPMIBTDevice),
VMSTATE_UINT8(bt.waiting_rsp, ISAIPMIBTDevice),
VMSTATE_UINT8(bt.waiting_seq, ISAIPMIBTDevice),
VMSTATE_END_OF_LIST()
}
};
static void isa_ipmi_bt_init(Object *obj)
{
ISAIPMIBTDevice *iib = ISA_IPMI_BT(obj);
ipmi_bmc_find_and_link(obj, (Object **) &iib->bt.bmc);
vmstate_register(NULL, 0, &vmstate_ISAIPMIBTDevice, iib);
}
static void *isa_ipmi_bt_get_backend_data(IPMIInterface *ii)

26
hw/ipmi/isa_ipmi_kcs.c
View File

@ -400,11 +400,37 @@ static void ipmi_isa_realize(DeviceState *dev, Error **errp)
isa_register_ioport(isadev, &iik->kcs.io, iik->kcs.io_base);
}
const VMStateDescription vmstate_ISAIPMIKCSDevice = {
.name = TYPE_IPMI_INTERFACE,
.version_id = 1,
.minimum_version_id = 1,
.fields = (VMStateField[]) {
VMSTATE_BOOL(kcs.obf_irq_set, ISAIPMIKCSDevice),
VMSTATE_BOOL(kcs.atn_irq_set, ISAIPMIKCSDevice),
VMSTATE_BOOL(kcs.use_irq, ISAIPMIKCSDevice),
VMSTATE_BOOL(kcs.irqs_enabled, ISAIPMIKCSDevice),
VMSTATE_UINT32(kcs.outpos, ISAIPMIKCSDevice),
VMSTATE_VBUFFER_UINT32(kcs.outmsg, ISAIPMIKCSDevice, 1, NULL, 0,
kcs.outlen),
VMSTATE_VBUFFER_UINT32(kcs.inmsg, ISAIPMIKCSDevice, 1, NULL, 0,
kcs.inlen),
VMSTATE_BOOL(kcs.write_end, ISAIPMIKCSDevice),
VMSTATE_UINT8(kcs.status_reg, ISAIPMIKCSDevice),
VMSTATE_UINT8(kcs.data_out_reg, ISAIPMIKCSDevice),
VMSTATE_INT16(kcs.data_in_reg, ISAIPMIKCSDevice),
VMSTATE_INT16(kcs.cmd_reg, ISAIPMIKCSDevice),
VMSTATE_UINT8(kcs.waiting_rsp, ISAIPMIKCSDevice),
VMSTATE_END_OF_LIST()
}
};
static void isa_ipmi_kcs_init(Object *obj)
{
ISAIPMIKCSDevice *iik = ISA_IPMI_KCS(obj);
ipmi_bmc_find_and_link(obj, (Object **) &iik->kcs.bmc);
vmstate_register(NULL, 0, &vmstate_ISAIPMIKCSDevice, iik);
}
static void *isa_ipmi_kcs_get_backend_data(IPMIInterface *ii)