[Qemu-devel] [PATCH 5/8] ipmi: add ACPI power and GUID commands

[Cédric Le Goater]

Signed-off-by: Cédric Le Goater <address@hidden>
---
 hw/ipmi/ipmi_bmc_sim.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c
index 60586a67104e..c3a06d0ac7e4 100644
--- a/hw/ipmi/ipmi_bmc_sim.c
+++ b/hw/ipmi/ipmi_bmc_sim.c
@@ -25,6 +25,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdint.h>
+#include "sysemu/sysemu.h"
 #include "qemu/timer.h"
 #include "hw/ipmi/ipmi.h"
 #include "qemu/error-report.h"
@@ -54,6 +55,9 @@
 #define IPMI_CMD_GET_DEVICE_ID            0x01
 #define IPMI_CMD_COLD_RESET               0x02
 #define IPMI_CMD_WARM_RESET               0x03
+#define IPMI_CMD_SET_POWER_STATE          0x06
+#define IPMI_CMD_GET_POWER_STATE          0x07
+#define IPMI_CMD_GET_DEVICE_GUID          0x08
 #define IPMI_CMD_RESET_WATCHDOG_TIMER     0x22
 #define IPMI_CMD_SET_WATCHDOG_TIMER       0x24
 #define IPMI_CMD_GET_WATCHDOG_TIMER       0x25
@@ -215,6 +219,9 @@ struct IPMIBmcSim {
 
     uint8_t restart_cause;
 
+    uint8_t power_state[2];
+    uint8_t uuid[16];
+
     IPMISel sel;
     IPMISdr sdr;
     IPMIFru fru;
@@ -842,6 +849,42 @@ static void warm_reset(IPMIBmcSim *ibs,
         k->reset(s, false);
     }
 }
+static void set_power_state(IPMIBmcSim *ibs,
+                          uint8_t *cmd, unsigned int cmd_len,
+                          uint8_t *rsp, unsigned int *rsp_len,
+                          unsigned int max_rsp_len)
+{
+    IPMI_CHECK_CMD_LEN(4);
+    ibs->power_state[0] = cmd[2];
+    ibs->power_state[1] = cmd[3];
+ out:
+    return;
+}
+
+static void get_power_state(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->power_state[0]);
+    IPMI_ADD_RSP_DATA(ibs->power_state[1]);
+ out:
+    return;
+}
+
+static void get_device_guid(IPMIBmcSim *ibs,
+                          uint8_t *cmd, unsigned int cmd_len,
+                          uint8_t *rsp, unsigned int *rsp_len,
+                          unsigned int max_rsp_len)
+{
+    unsigned int i;
+
+    for (i = 0; i < 16; i++) {
+        IPMI_ADD_RSP_DATA(ibs->uuid[i]);
+    }
+ out:
+    return;
+}
 
 static void set_bmc_global_enables(IPMIBmcSim *ibs,
                                    uint8_t *cmd, unsigned int cmd_len,
@@ -1781,6 +1824,9 @@ static const IPMICmdHandler 
app_cmds[IPMI_NETFN_APP_MAXCMD] = {
     [IPMI_CMD_GET_DEVICE_ID] = get_device_id,
     [IPMI_CMD_COLD_RESET] = cold_reset,
     [IPMI_CMD_WARM_RESET] = warm_reset,
+    [IPMI_CMD_SET_POWER_STATE] = set_power_state,
+    [IPMI_CMD_GET_POWER_STATE] = get_power_state,
+    [IPMI_CMD_GET_DEVICE_GUID] = get_device_guid,
     [IPMI_CMD_SET_BMC_GLOBAL_ENABLES] = set_bmc_global_enables,
     [IPMI_CMD_GET_BMC_GLOBAL_ENABLES] = get_bmc_global_enables,
     [IPMI_CMD_CLR_MSG_FLAGS] = clr_msg_flags,
@@ -1907,6 +1953,15 @@ static void ipmi_sim_init(Object *obj)
         i += len;
     }
 
+    ibs->power_state[0] = 0;
+    ibs->power_state[1] = 0;
+
+    if (qemu_uuid_set) {
+        memcpy(&ibs->uuid, qemu_uuid, 16);
+    } else {
+        memset(&ibs->uuid, 0, 16);
+    }
+
     ipmi_init_sensors_from_sdrs(ibs);
     register_cmds(ibs);
 
-- 
2.1.4