1 #include "config.h" 2 3 #include "systemintfcmds.hpp" 4 5 #include "host-cmd-manager.hpp" 6 #include "host-interface.hpp" 7 8 #include <host-ipmid/ipmid-api.h> 9 10 #include <cstring> 11 #include <host-ipmid/ipmid-host-cmd.hpp> 12 13 void register_netfn_app_functions() __attribute__((constructor)); 14 15 using namespace sdbusplus::xyz::openbmc_project::Control::server; 16 17 // For accessing Host command manager 18 using cmdManagerPtr = std::unique_ptr<phosphor::host::command::Manager>; 19 extern cmdManagerPtr& ipmid_get_host_cmd_manager(); 20 21 //------------------------------------------------------------------- 22 // Called by Host post response from Get_Message_Flags 23 //------------------------------------------------------------------- 24 ipmi_ret_t ipmi_app_read_event(ipmi_netfn_t netfn, ipmi_cmd_t cmd, 25 ipmi_request_t request, ipmi_response_t response, 26 ipmi_data_len_t data_len, ipmi_context_t context) 27 { 28 ipmi_ret_t rc = IPMI_CC_OK; 29 30 struct oem_sel_timestamped oem_sel = {0}; 31 *data_len = sizeof(struct oem_sel_timestamped); 32 33 // either id[0] -or- id[1] can be filled in. We will use id[0] 34 oem_sel.id[0] = SEL_OEM_ID_0; 35 oem_sel.id[1] = SEL_OEM_ID_0; 36 oem_sel.type = SEL_RECORD_TYPE_OEM; 37 38 // Following 3 bytes are from IANA Manufactre_Id field. See below 39 oem_sel.manuf_id[0] = 0x41; 40 oem_sel.manuf_id[1] = 0xA7; 41 oem_sel.manuf_id[2] = 0x00; 42 43 // per IPMI spec NetFuntion for OEM 44 oem_sel.netfun = 0x3A; 45 46 // Read from the Command Manager queue. What gets returned is a 47 // pair of <command, data> that can be directly used here 48 auto hostCmd = ipmid_get_host_cmd_manager()->getNextCommand(); 49 oem_sel.cmd = hostCmd.first; 50 oem_sel.data[0] = hostCmd.second; 51 52 // All '0xFF' since unused. 53 std::memset(&oem_sel.data[1], 0xFF, 3); 54 55 // Pack the actual response 56 std::memcpy(response, &oem_sel, *data_len); 57 return rc; 58 } 59 60 //--------------------------------------------------------------------- 61 // Called by Host on seeing a SMS_ATN bit set. Return a hardcoded 62 // value of 0x2 indicating we need Host read some data. 63 //------------------------------------------------------------------- 64 ipmi_ret_t ipmi_app_get_msg_flags(ipmi_netfn_t netfn, ipmi_cmd_t cmd, 65 ipmi_request_t request, 66 ipmi_response_t response, 67 ipmi_data_len_t data_len, 68 ipmi_context_t context) 69 { 70 // Generic return from IPMI commands. 71 ipmi_ret_t rc = IPMI_CC_OK; 72 73 // From IPMI spec V2.0 for Get Message Flags Command : 74 // bit:[1] from LSB : 1b = Event Message Buffer Full. 75 // Return as 0 if Event Message Buffer is not supported, 76 // or when the Event Message buffer is disabled. 77 // TODO. For now. assume its not disabled and send "0x2" anyway: 78 79 uint8_t set_event_msg_buffer_full = 0x2; 80 *data_len = sizeof(set_event_msg_buffer_full); 81 82 // Pack the actual response 83 std::memcpy(response, &set_event_msg_buffer_full, *data_len); 84 85 return rc; 86 } 87 88 ipmi_ret_t ipmi_app_set_bmc_global_enables(ipmi_netfn_t netfn, ipmi_cmd_t cmd, 89 ipmi_request_t request, 90 ipmi_response_t response, 91 ipmi_data_len_t data_len, 92 ipmi_context_t context) 93 { 94 ipmi_ret_t rc = IPMI_CC_OK; 95 *data_len = 0; 96 97 // Event and message logging enabled by default so return for now 98 #ifdef __IPMI_DEBUG__ 99 std::printf("IPMI APP SET BMC GLOBAL ENABLES Ignoring for now\n"); 100 #endif 101 102 return rc; 103 } 104 105 namespace 106 { 107 // Static storage to keep the object alive during process life 108 std::unique_ptr<phosphor::host::command::Host> host 109 __attribute__((init_priority(101))); 110 std::unique_ptr<sdbusplus::server::manager::manager> objManager 111 __attribute__((init_priority(101))); 112 } // namespace 113 114 #include <unistd.h> 115 void register_netfn_app_functions() 116 { 117 118 // <Read Event Message Buffer> 119 ipmi_register_callback(NETFUN_APP, IPMI_CMD_READ_EVENT, NULL, 120 ipmi_app_read_event, SYSTEM_INTERFACE); 121 122 // <Set BMC Global Enables> 123 ipmi_register_callback(NETFUN_APP, IPMI_CMD_SET_BMC_GLOBAL_ENABLES, NULL, 124 ipmi_app_set_bmc_global_enables, SYSTEM_INTERFACE); 125 126 // <Get Message Flags> 127 ipmi_register_callback(NETFUN_APP, IPMI_CMD_GET_MSG_FLAGS, NULL, 128 ipmi_app_get_msg_flags, SYSTEM_INTERFACE); 129 130 // Create new xyz.openbmc_project.host object on the bus 131 auto objPath = std::string{CONTROL_HOST_OBJ_MGR} + '/' + HOST_NAME + '0'; 132 133 // Add sdbusplus ObjectManager. 134 auto& sdbusPlusHandler = ipmid_get_sdbus_plus_handler(); 135 objManager = std::make_unique<sdbusplus::server::manager::manager>( 136 *sdbusPlusHandler, CONTROL_HOST_OBJ_MGR); 137 138 host = std::make_unique<phosphor::host::command::Host>(*sdbusPlusHandler, 139 objPath.c_str()); 140 sdbusPlusHandler->request_name(CONTROL_HOST_BUSNAME); 141 142 return; 143 } 144