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[8/8] ipmi: introduce an ipmi_bmc_gen_event() API

Message ID 1452015002-28493-9-git-send-email-clg@fr.ibm.com
State New
Headers show

Commit Message

Cédric Le Goater Jan. 5, 2016, 5:30 p.m. UTC 
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@fr.ibm.com>
---
 hw/ipmi/ipmi_bmc_sim.c | 24 ++++++++++++++++++++++++
 include/hw/ipmi/ipmi.h |  2 ++
 2 files changed, 26 insertions(+)
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Patch

diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c
index 9618db44ce69..cf105c343596 100644
--- a/hw/ipmi/ipmi_bmc_sim.c
+++ b/hw/ipmi/ipmi_bmc_sim.c
@@ -447,6 +447,30 @@  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)
 {
diff --git a/include/hw/ipmi/ipmi.h b/include/hw/ipmi/ipmi.h
index ce1f539754be..0006299e263b 100644
--- a/include/hw/ipmi/ipmi.h
+++ b/include/hw/ipmi/ipmi.h
@@ -247,4 +247,6 @@  typedef uint8_t ipmi_sdr_compact_buffer[sizeof(struct ipmi_sdr_compact)];
 int ipmi_bmc_init_sensor(IPMIBmc *b, const uint8_t *entry,
                          unsigned int len, uint8_t *sensor_num);
 
+void ipmi_bmc_gen_event(IPMIBmc *b, uint8_t *evt, bool log);
+
 #endif