blob: d298abd6b322a87e28383a61dba9d26929a144b3 [file] [log] [blame]
#include "config.h"
#include "systemintfcmds.hpp"
#include "host-cmd-manager.hpp"
#include "host-interface.hpp"
#include <cstring>
#include <ipmid-host/cmd.hpp>
#include <ipmid/api.hpp>
void register_netfn_app_functions() __attribute__((constructor));
using namespace sdbusplus::xyz::openbmc_project::Control::server;
// For accessing Host command manager
using cmdManagerPtr = std::unique_ptr<phosphor::host::command::Manager>;
extern cmdManagerPtr& ipmid_get_host_cmd_manager();
// global enables
// bit0 - Message Receive Queue enable
// bit1 - Enable Event Message Buffer Full Interrupt
// bit2 - Enable Event Message Buffer
// bit3 - Enable System Event Logging
// bit4 - reserved
// bit5-7 - OEM 0~2 enables
static constexpr uint8_t selEnable = 0x08;
static constexpr uint8_t recvMsgQueueEnable = 0x01;
static constexpr uint8_t globalEnablesDefault = selEnable | recvMsgQueueEnable;
//-------------------------------------------------------------------
// Called by Host post response from Get_Message_Flags
//-------------------------------------------------------------------
ipmi_ret_t ipmi_app_read_event(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request, ipmi_response_t response,
ipmi_data_len_t data_len, ipmi_context_t context)
{
ipmi_ret_t rc = IPMI_CC_OK;
struct oem_sel_timestamped oem_sel = {0};
*data_len = sizeof(struct oem_sel_timestamped);
// either id[0] -or- id[1] can be filled in. We will use id[0]
oem_sel.id[0] = SEL_OEM_ID_0;
oem_sel.id[1] = SEL_OEM_ID_0;
oem_sel.type = SEL_RECORD_TYPE_OEM;
// Following 3 bytes are from IANA Manufactre_Id field. See below
oem_sel.manuf_id[0] = 0x41;
oem_sel.manuf_id[1] = 0xA7;
oem_sel.manuf_id[2] = 0x00;
// per IPMI spec NetFuntion for OEM
oem_sel.netfun = 0x3A;
// Read from the Command Manager queue. What gets returned is a
// pair of <command, data> that can be directly used here
auto hostCmd = ipmid_get_host_cmd_manager()->getNextCommand();
oem_sel.cmd = hostCmd.first;
oem_sel.data[0] = hostCmd.second;
// All '0xFF' since unused.
std::memset(&oem_sel.data[1], 0xFF, 3);
// Pack the actual response
std::memcpy(response, &oem_sel, *data_len);
return rc;
}
//---------------------------------------------------------------------
// Called by Host on seeing a SMS_ATN bit set. Return a hardcoded
// value of 0x2 indicating we need Host read some data.
//-------------------------------------------------------------------
ipmi_ret_t ipmi_app_get_msg_flags(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request,
ipmi_response_t response,
ipmi_data_len_t data_len,
ipmi_context_t context)
{
// Generic return from IPMI commands.
ipmi_ret_t rc = IPMI_CC_OK;
// From IPMI spec V2.0 for Get Message Flags Command :
// bit:[1] from LSB : 1b = Event Message Buffer Full.
// Return as 0 if Event Message Buffer is not supported,
// or when the Event Message buffer is disabled.
// For now, it is not supported.
uint8_t set_event_msg_buffer_full = 0x0;
*data_len = sizeof(set_event_msg_buffer_full);
// Pack the actual response
std::memcpy(response, &set_event_msg_buffer_full, *data_len);
return rc;
}
ipmi_ret_t ipmi_app_get_bmc_global_enables(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request,
ipmi_response_t response,
ipmi_data_len_t data_len,
ipmi_context_t context)
{
ipmi_ret_t rc = IPMI_CC_OK;
if (0 != *data_len)
{
*data_len = 0;
return IPMI_CC_REQ_DATA_LEN_INVALID;
}
*data_len = sizeof(globalEnablesDefault);
*reinterpret_cast<uint8_t*>(response) = globalEnablesDefault;
return rc;
}
ipmi_ret_t ipmi_app_set_bmc_global_enables(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
ipmi_request_t request,
ipmi_response_t response,
ipmi_data_len_t data_len,
ipmi_context_t context)
{
ipmi_ret_t rc = IPMI_CC_OK;
uint8_t reqMask = *reinterpret_cast<uint8_t*>(request);
if (sizeof(reqMask) != *data_len)
{
*data_len = 0;
return IPMI_CC_REQ_DATA_LEN_INVALID;
}
*data_len = 0;
// Recv Message Queue and SEL are enabled by default.
// Event Message buffer are disabled by default (not supported).
// Any request that try to change the mask will be rejected
if (reqMask != (selEnable | recvMsgQueueEnable))
{
return IPMI_CC_INVALID_FIELD_REQUEST;
}
return rc;
}
namespace
{
// Static storage to keep the object alive during process life
std::unique_ptr<phosphor::host::command::Host> host
__attribute__((init_priority(101)));
std::unique_ptr<sdbusplus::server::manager::manager> objManager
__attribute__((init_priority(101)));
} // namespace
void register_netfn_app_functions()
{
// <Read Event Message Buffer>
ipmi_register_callback(NETFUN_APP, IPMI_CMD_READ_EVENT, NULL,
ipmi_app_read_event, SYSTEM_INTERFACE);
// <Set BMC Global Enables>
ipmi_register_callback(NETFUN_APP, IPMI_CMD_SET_BMC_GLOBAL_ENABLES, NULL,
ipmi_app_set_bmc_global_enables, SYSTEM_INTERFACE);
// <Get BMC Global Enables>
ipmi_register_callback(NETFUN_APP, IPMI_CMD_GET_BMC_GLOBAL_ENABLES, NULL,
ipmi_app_get_bmc_global_enables, SYSTEM_INTERFACE);
// <Get Message Flags>
ipmi_register_callback(NETFUN_APP, IPMI_CMD_GET_MSG_FLAGS, NULL,
ipmi_app_get_msg_flags, SYSTEM_INTERFACE);
// Create new xyz.openbmc_project.host object on the bus
auto objPath = std::string{CONTROL_HOST_OBJ_MGR} + '/' + HOST_NAME + '0';
std::unique_ptr<sdbusplus::asio::connection>& sdbusp =
ipmid_get_sdbus_plus_handler();
// Add sdbusplus ObjectManager.
objManager = std::make_unique<sdbusplus::server::manager::manager>(
*sdbusp, CONTROL_HOST_OBJ_MGR);
host = std::make_unique<phosphor::host::command::Host>(*sdbusp,
objPath.c_str());
sdbusp->request_name(CONTROL_HOST_BUSNAME);
return;
}