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ipmi: introduce an ipmi_bmc_gen_event() API 

It will be used to fill the message buffer with custom events expected
by some systems. Typically, an Open PowerNV platform guest is notified
with an OEM SEL message before a shutdown or a reboot.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Acked-by: Corey Minyard <cminyard@mvista.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Cédric Le Goater 2017-04-05 14:41:34 +02:00 committed by David Gibson
parent 7fabcdb942
commit cd60d85ef6
2 changed files with 26 additions and 0 deletions
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24
hw/ipmi/ipmi_bmc_sim.c
View File

@ -473,6 +473,30 @@ static int attn_irq_enabled(IPMIBmcSim *ibs)
IPMI_BMC_MSG_FLAG_EVT_BUF_FULL_SET(ibs));
}
void ipmi_bmc_gen_event(IPMIBmc *b, uint8_t *evt, bool log)
{
IPMIBmcSim *ibs = IPMI_BMC_SIMULATOR(b);
IPMIInterface *s = ibs->parent.intf;
IPMIInterfaceClass *k = IPMI_INTERFACE_GET_CLASS(s);
if (!IPMI_BMC_EVENT_MSG_BUF_ENABLED(ibs)) {
return;
}
if (log && IPMI_BMC_EVENT_LOG_ENABLED(ibs)) {
sel_add_event(ibs, evt);
}
if (ibs->msg_flags & IPMI_BMC_MSG_FLAG_EVT_BUF_FULL) {
goto out;
}
memcpy(ibs->evtbuf, evt, 16);
ibs->msg_flags |= IPMI_BMC_MSG_FLAG_EVT_BUF_FULL;
k->set_atn(s, 1, attn_irq_enabled(ibs));
out:
return;
}
static void gen_event(IPMIBmcSim *ibs, unsigned int sens_num, uint8_t deassert,
uint8_t evd1, uint8_t evd2, uint8_t evd3)
{

2
include/hw/ipmi/ipmi.h
View File

@ -261,4 +261,6 @@ typedef uint8_t ipmi_sdr_compact_buffer[sizeof(struct ipmi_sdr_compact)];
int ipmi_bmc_sdr_find(IPMIBmc *b, uint16_t recid,
const struct ipmi_sdr_compact **sdr, uint16_t *nextrec);
void ipmi_bmc_gen_event(IPMIBmc *b, uint8_t *evt, bool log);
#endif