TLUIONode.cpp

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#include "timing/TLUIONode.hpp"
 
#include <string>
 
namespace dunedaq {
namespace timing {
 
UHAL_REGISTER_DERIVED_NODE(TLUIONode)
 
//-----------------------------------------------------------------------------
TLUIONode::TLUIONode(const uhal::Node& node)
  : IONode(node, "i2c", "i2c", "SI5345", { "PLL" }, {})
  , m_dac_devices({ "DAC1", "DAC2" })
{}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
TLUIONode::~TLUIONode() {}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
std::string
TLUIONode::get_uid_address_parameter_name() const
{
  return "UID_PROM";
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
std::string
TLUIONode::get_status(bool print_out) const
{
  auto subnodes = read_sub_nodes(getNode("csr.stat"));
  std::stringstream status;
  status << format_reg_table(subnodes, "TLU IO state");
 
  if (print_out)
    TLOG() << status.str();
  return status.str();
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
void
TLUIONode::reset(const std::string& clock_config_file) const
{
  // Soft reset
  write_soft_reset_register();
 
  millisleep(1000);
 
  // Reset PLL and I2C
  getNode("csr.ctrl.pll_rst").write(0x1);
  getNode("csr.ctrl.pll_rst").write(0x0);
 
  getNode("csr.ctrl.rst_i2c").write(0x1);
  getNode("csr.ctrl.rst_i2c").write(0x0);
 
  getClient().dispatch();
 
  // enclustra i2c switch stuff
  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);
 
  // Tweak the PLL swing
  auto si_chip = get_pll();
  si_chip->write_i2cArray(0x113, { 0x9, 0x33 });
 
  // Reset mmcm
  getNode("csr.ctrl.rst").write(0x1);
  getNode("csr.ctrl.rst").write(0x0);
  getClient().dispatch();
 
  // configure tlu io expanders
  auto ic_6 = get_i2c_device<I2CExpanderSlave>(m_uid_i2c_bus, "Expander1");
  auto ic_7 = get_i2c_device<I2CExpanderSlave>(m_uid_i2c_bus, "Expander2");
 
  // Bank 0
  ic_6->set_inversion(0, 0x00);
  ic_6->set_io(0, 0x00);
  ic_6->set_outputs(0, 0x00);
 
  // Bank 1
  ic_6->set_inversion(1, 0x00);
  ic_6->set_io(1, 0x00);
  ic_6->set_outputs(1, 0x88);
 
  // Bank 0
  ic_7->set_inversion(0, 0x00);
  ic_7->set_io(0, 0x00);
  ic_7->set_outputs(0, 0xf0);
 
  // Bank 1
  ic_7->set_inversion(1, 0x00);
  ic_7->set_io(1, 0x00);
  ic_7->set_outputs(1, 0xf0);
 
  // BI signals are NIM
  uint32_t bi_signal_threshold = 0x589D; // NOLINT(build/unsigned)
 
  configure_dac(0, bi_signal_threshold);
  configure_dac(1, bi_signal_threshold);
 
  TLOG_DEBUG(0) << "DAC1 and DAC2 set to " << std::hex << bi_signal_threshold;
 
  TLOG() << "Reset done";
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
void
TLUIONode::configure_dac(uint32_t dac_id, uint32_t dac_value, bool internal_ref) const // NOLINT(build/unsigned)
{
  std::string dac_device;
  try {
    dac_device = m_dac_devices.at(dac_id);
  } catch (const std::out_of_range& e) {
    throw InvalidDACId(ERS_HERE, format_reg_value(dac_id));
  }
  auto dac = get_i2c_device<DACSlave>(m_uid_i2c_bus, dac_device);
  dac->set_interal_ref(internal_ref);
  dac->set_dac(7, dac_value);
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
std::string
TLUIONode::get_sfp_status(uint32_t /*sfp_id*/, bool /*print_out*/) const // NOLINT(build/unsigned)
{
  TLOG() << "TLU does not support SFP I2C";
  return "";
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
bool
TLUIONode::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 check pll lock when appropiate
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
void
TLUIONode::switch_sfp_soft_tx_control_bit(uint32_t /*sfp_id*/, bool /*turn_on*/) const // NOLINT(build/unsigned)
{
  TLOG() << "TLU does not support SFP I2C";
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
void
TLUIONode::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
TLUIONode::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));
  }
}
//-----------------------------------------------------------------------------
 
//-----------------------------------------------------------------------------
// void
// TLUIONode::get_info(timinghardwareinfo::TimingTLUMonitorData& mon_data) const
// {
 
//   auto subnodes = read_sub_nodes(getNode("csr.stat"));
 
//   mon_data.cdr_lol = subnodes.at("cdr_lol");
//   mon_data.cdr_los = subnodes.at("cdr_los");
//   mon_data.mmcm_ok = subnodes.at("mmcm_ok");
//   mon_data.mmcm_sticky = subnodes.at("mmcm_sticky");
//   mon_data.pll_ok = subnodes.at("pll_ok");
//   mon_data.pll_sticky = subnodes.at("pll_sticky");
//   mon_data.sfp_flt = subnodes.at("sfp_fault");
//   mon_data.sfp_los = subnodes.at("sfp_los");
// }
// //-----------------------------------------------------------------------------
 
// //-----------------------------------------------------------------------------
// void
// TLUIONode::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);
//   }
//   if (level >= 1) {
//     timinghardwareinfo::TimingTLUMonitorData mon_data;
//     this->get_info(mon_data);
//     ci.add(mon_data);
//   }
// }
//-----------------------------------------------------------------------------
 
} // namespace timing
} // namespace dunedaq