xref: /openbmc/google-ipmi-sys/ipmi.cpp (revision a2056e9c)
1 // Copyright 2021 Google LLC
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //      http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "ipmi.hpp"
16 
17 #include "cable.hpp"
18 #include "commands.hpp"
19 #include "cpld.hpp"
20 #include "entity_name.hpp"
21 #include "eth.hpp"
22 #include "flash_size.hpp"
23 #include "handler.hpp"
24 #include "host_power_off.hpp"
25 #include "machine_name.hpp"
26 #include "pcie_i2c.hpp"
27 #include "psu.hpp"
28 
29 #include <ipmid/api.h>
30 
31 #include <cstdint>
32 #include <cstdio>
33 
34 namespace google
35 {
36 namespace ipmi
37 {
38 
39 ipmi_ret_t handleSysCommand(HandlerInterface* handler, ipmi_cmd_t,
40                             const uint8_t* reqBuf, uint8_t* replyCmdBuf,
41                             size_t* dataLen)
42 {
43     // Verify it's at least as long as it needs to be for a subcommand.
44     if ((*dataLen) < 1)
45     {
46         std::fprintf(stderr, "*dataLen too small: %u\n",
47                      static_cast<uint32_t>(*dataLen));
48         return IPMI_CC_REQ_DATA_LEN_INVALID;
49     }
50 
51     switch (reqBuf[0])
52     {
53         case SysCableCheck:
54             return cableCheck(reqBuf, replyCmdBuf, dataLen, handler);
55         case SysCpldVersion:
56             return cpldVersion(reqBuf, replyCmdBuf, dataLen, handler);
57         case SysGetEthDevice:
58             return getEthDevice(reqBuf, replyCmdBuf, dataLen, handler);
59         case SysPsuHardReset:
60             return psuHardReset(reqBuf, replyCmdBuf, dataLen, handler);
61         case SysPcieSlotCount:
62             return pcieSlotCount(reqBuf, replyCmdBuf, dataLen, handler);
63         case SysPcieSlotI2cBusMapping:
64             return pcieSlotI2cBusMapping(reqBuf, replyCmdBuf, dataLen, handler);
65         case SysEntityName:
66             return getEntityName(reqBuf, replyCmdBuf, dataLen, handler);
67         case SysMachineName:
68             return getMachineName(reqBuf, replyCmdBuf, dataLen, handler);
69         case SysPsuHardResetOnShutdown:
70             return psuHardResetOnShutdown(reqBuf, replyCmdBuf, dataLen,
71                                           handler);
72         case SysGetFlashSize:
73             return getFlashSize(reqBuf, replyCmdBuf, dataLen, handler);
74         case SysHostPowerOff:
75             return hostPowerOff(reqBuf, replyCmdBuf, dataLen, handler);
76         default:
77             std::fprintf(stderr, "Invalid subcommand: 0x%x\n", reqBuf[0]);
78             return IPMI_CC_INVALID;
79     }
80 }
81 
82 } // namespace ipmi
83 } // namespace google
84