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[PULL,v2,24/45] ipmi: add GET_SYS_RESTART_CAUSE chassis command

Message ID 1454784308-21177-25-git-send-email-mst@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Michael S. Tsirkin Feb. 6, 2016, 7:13 p.m. UTC 
From: Cédric Le Goater <clg@fr.ibm.com>

This is a simulator. Just return an unknown cause (0).

Signed-off-by: Cédric Le Goater <clg@fr.ibm.com>
Acked-by: Corey Minyard <cminyard@mvista.com>
Reviewed-by: Greg Kurz <gkurz@linux.vnet.ibm.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 hw/ipmi/ipmi_bmc_sim.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)
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Patch

diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c
index 24a4b32..29224dd 100644
--- a/hw/ipmi/ipmi_bmc_sim.c
+++ b/hw/ipmi/ipmi_bmc_sim.c
@@ -32,6 +32,7 @@ 
 #define IPMI_CMD_GET_CHASSIS_CAPABILITIES 0x00
 #define IPMI_CMD_GET_CHASSIS_STATUS       0x01
 #define IPMI_CMD_CHASSIS_CONTROL          0x02
+#define IPMI_CMD_GET_SYS_RESTART_CAUSE    0x09
 
 #define IPMI_NETFN_SENSOR_EVENT       0x04
 
@@ -195,6 +196,8 @@  struct IPMIBmcSim {
     uint8_t mfg_id[3];
     uint8_t product_id[2];
 
+    uint8_t restart_cause;
+
     IPMISel sel;
     IPMISdr sdr;
     IPMISensor sensors[MAX_SENSORS];
@@ -754,6 +757,15 @@  static void chassis_control(IPMIBmcSim *ibs,
     }
 }
 
+static void chassis_get_sys_restart_cause(IPMIBmcSim *ibs,
+                           uint8_t *cmd, unsigned int cmd_len,
+                           uint8_t *rsp, unsigned int *rsp_len,
+                           unsigned int max_rsp_len)
+{
+    IPMI_ADD_RSP_DATA(ibs->restart_cause & 0xf); /* Restart Cause */
+    IPMI_ADD_RSP_DATA(0);  /* Channel 0 */
+}
+
 static void get_device_id(IPMIBmcSim *ibs,
                           uint8_t *cmd, unsigned int cmd_len,
                           uint8_t *rsp, unsigned int *rsp_len,
@@ -1570,7 +1582,8 @@  static void get_sensor_type(IPMIBmcSim *ibs,
 static const IPMICmdHandler chassis_cmds[] = {
     [IPMI_CMD_GET_CHASSIS_CAPABILITIES] = chassis_capabilities,
     [IPMI_CMD_GET_CHASSIS_STATUS] = chassis_status,
-    [IPMI_CMD_CHASSIS_CONTROL] = chassis_control
+    [IPMI_CMD_CHASSIS_CONTROL] = chassis_control,
+    [IPMI_CMD_GET_SYS_RESTART_CAUSE] = chassis_get_sys_restart_cause
 };
 static const IPMINetfn chassis_netfn = {
     .cmd_nums = ARRAY_SIZE(chassis_cmds),
@@ -1691,6 +1704,7 @@  static void ipmi_sim_init(Object *obj)
     ibs->bmc_global_enables = (1 << IPMI_BMC_EVENT_LOG_BIT);
     ibs->device_id = 0x20;
     ibs->ipmi_version = 0x02; /* IPMI 2.0 */
+    ibs->restart_cause = 0;
     for (i = 0; i < 4; i++) {
         ibs->sel.last_addition[i] = 0xff;
         ibs->sel.last_clear[i] = 0xff;