FMCIONode.cpp

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#include "timing/FMCIONode.hpp"
 
#include <string>
 
namespace dunedaq {
namespace timing {
 
UHAL_REGISTER_DERIVED_NODE(FMCIONode)
 
//-----------------------------------------------------------------------------
FMCIONode::FMCIONode(const uhal::Node& node)
  : IONode(node, "uid_i2c", "pll_i2c", "i2caddr", { "PLL", "CDR" }, { "sfp_i2c" })
{
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
FMCIONode::~FMCIONode() {}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
std::string
FMCIONode::get_uid_address_parameter_name() const
{
  CarrierType carrier_type = convert_value_to_carrier_type(read_carrier_type());
 
  if (carrier_type == kCarrierNexusVideo || carrier_type == kCarrierAFC) {
    return "FMC_UID_PROM_NEXUS";
  } else {
    return "FMC_UID_PROM";
  }
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
std::string
FMCIONode::get_status(bool print_out) const
{
  std::stringstream status;
 
  auto subnodes = read_sub_nodes(getNode("csr.stat"));
  status << format_reg_table(subnodes, "FMC IO state");
 
  if (print_out)
    TLOG() << std::endl << status.str();
  return status.str();
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
void
FMCIONode::reset(const std::string& clock_config_file) const
{
  write_soft_reset_register();
 
  millisleep(1000);
 
  // Reset PLL
  getNode("csr.ctrl.pll_rst").write(0x1);
  getNode("csr.ctrl.pll_rst").write(0x0);
  getClient().dispatch();
 
  CarrierType carrier_type = convert_value_to_carrier_type(read_carrier_type());
 
  // enclustra i2c switch stuff
  if (carrier_type == kCarrierEnclustraA35) {
    try {
      getNode<I2CMasterNode>(m_uid_i2c_bus).get_slave("AX3_Switch").write_i2c(0x01, 0x7f);
    } catch (const std::exception& e) {
      ers::warning(EnclustraSwitchFailure(ERS_HERE, e));
    }
  }
 
  // Upload config file to PLL
  configure_pll(clock_config_file);
 
  // Reset mmcm
  getNode("csr.ctrl.rst").write(0x1);
  getNode("csr.ctrl.rst").write(0x0);
  getClient().dispatch();
 
  // Enable sfp tx laser
  getNode("csr.ctrl.sfp_tx_dis").write(0x0);
 
  // rx edges
  uint32_t cdr_rx_edge = 0x0; // NOLINT(build/unsigned)
  uint32_t sfp_rx_edge = 0x0; // NOLINT(build/unsigned)
  uint32_t rj45_rx_edge = 0x0; // NOLINT(build/unsigned)
 
  // tx edges
  uint32_t sfp_tx_edge = 0x0; // NOLINT(build/unsigned)
  uint32_t rj45_tx_edge = 0x0; // NOLINT(build/unsigned)
 
  // rx edges
  getNode("csr.ctrl.cdr_rx_edge").write(cdr_rx_edge);
  getNode("csr.ctrl.sfp_rx_edge").write(sfp_rx_edge);
  getNode("csr.ctrl.rj45_rx_edge").write(rj45_rx_edge);
 
  // tx edges
  getNode("csr.ctrl.sfp_tx_edge").write(sfp_tx_edge);
  getNode("csr.ctrl.rj45_tx_edge").write(rj45_tx_edge);
 
  getClient().dispatch();
 
  TLOG() << "Reset done";
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
std::vector<double>
FMCIONode::read_clock_frequencies() const
{
  std::vector<std::string> clock_names( {"PLL", "CDR"});
  // using cdr...?
  auto no_cdr = getNode("config.no_cdr").read();
  getClient().dispatch();
  if (no_cdr)
  {
    clock_names.push_back("SMPL");
  }
  
  return getNode<FrequencyCounterNode>("freq").measure_frequencies(clock_names.size());
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
std::string
FMCIONode::get_clock_frequencies_table(bool print_out) const
{
  std::vector<std::string> clock_names( {"PLL", "CDR"});
  // using cdr...?
  auto no_cdr = getNode("config.no_cdr").read();
  getClient().dispatch();
  if (no_cdr)
  {
    clock_names.push_back("SMPL");
  }
  std::stringstream table;
  std::vector<double> frequencies = read_clock_frequencies();
  for (uint8_t i = 0; i < frequencies.size(); ++i) { // NOLINT(build/unsigned)
    table << clock_names.at(i) << " freq: " << std::setprecision(12) << frequencies.at(i) << std::endl;
  }
  // TODO add freq validation Stoyan Trilov stoyan.trilov@cern.ch
  if (print_out)
    TLOG() << table.str();
  return table.str();
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
bool
FMCIONode::clocks_ok() const
{
  std::stringstream status;
 
  auto states = read_sub_nodes(getNode("csr.stat"));
  //bool pll_ok = states.find("pll_ok")->second.value();
  bool mmcm_ok = states.find("mmcm_ok")->second.value();
  
  TLOG_DEBUG(5) << ", mmcm ok: " << mmcm_ok;
 
  return mmcm_ok; // TODO for EPT, check pll lock
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
// void
// FMCIONode::get_info(timinghardwareinfo::TimingFMCMonitorData& mon_data) const
// {
 
//   auto subnodes = read_sub_nodes(getNode("csr.stat"));
 
//   mon_data.cdr_lol = subnodes.at("cdr_lol").value();
//   mon_data.cdr_los = subnodes.at("cdr_los").value();
//   mon_data.mmcm_ok = subnodes.at("mmcm_ok").value();
//   mon_data.mmcm_sticky = subnodes.at("mmcm_sticky").value();
//   mon_data.sfp_flt = subnodes.at("sfp_flt").value();
//   mon_data.sfp_los = subnodes.at("sfp_los").value();
// }
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
// void
// FMCIONode::get_info(opmonlib::InfoCollector& ci, int level) const
// {
//   if (level >= 2) {
//     timinghardwareinfo::TimingPLLMonitorData pll_mon_data;
//     this->get_pll()->get_info(pll_mon_data);
//     ci.add(pll_mon_data);
 
//     timinghardwareinfo::TimingSFPMonitorData sfp_mon_data;
//     auto sfp = this->get_i2c_device<I2CSFPSlave>(m_sfp_i2c_buses.at(0), "SFP_EEProm");
//     try {
//       sfp->get_info(sfp_mon_data);
//       ci.add(sfp_mon_data);
//     } catch (timing::SFPUnreachable& e) {
//       // It is valid that an SFP may not be installed, currently no good way of knowing whether they it should be
//       TLOG_DEBUG(2) << "Failed to communicate with SFP on i2c bus" << m_sfp_i2c_buses.at(0);
//     }
//   }
//   if (level >= 1) {
//     timinghardwareinfo::TimingFMCMonitorData mon_data;
//     this->get_info(mon_data);
//     ci.add(mon_data);
//   }
// }
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
void
FMCIONode::switch_sfp_tx(uint32_t sfp_id, bool turn_on) const // NOLINT(build/unsigned)
{
  validate_sfp_id(sfp_id);
 
  getNode("csr.ctrl.sfp_tx_dis").write(!turn_on);
  getClient().dispatch();
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
void
FMCIONode::validate_sfp_id(uint32_t sfp_id) const
{ // NOLINT(build/unsigned)
  // on this board we have 3 upstream SFPs
  if (sfp_id != 0)
  {
    throw InvalidSFPId(ERS_HERE, format_reg_value(sfp_id));
  }
}
//-----------------------------------------------------------------------------
} // namespace timing
} // namespace dunedaq