fru/pcie_bifurcation_utils.hpp

#pragma once

#include <sdbusplus/bus.hpp>

#include <cstdint>
#include <map>
#include <optional>
#include <string>
#include <vector>

namespace google::pcie_bifurcation
{

struct PCIeBifurcationData
{
    std::string pcieBifurcationStr;
    bool cxlDevice;
};

std::vector<uint8_t>
    getBifurcationData(const PCIeBifurcationData& bifurcation_data);

std::optional<PCIeBifurcationData>
    getPcieBifurcationData(std::map<std::string, std::string>& fru_map);

std::optional<PCIeBifurcationData> getBifurcationFromFRU(uint32_t bus,
                                                         uint32_t addr);

std::vector<std::string> physicalAssociations(sdbusplus::bus::bus& sysBus,
                                              const std::string& path);

std::vector<uint8_t> parseBifurcationString(std::string_view bifurcationStr,
                                            bool isUtilityCluster = false);

std::optional<uint64_t> pcieDeviceMaxLanes(sdbusplus::bus::bus& sysBus,
                                           const std::string& path);
std::optional<uint64_t> pcieSlotLanes(sdbusplus::bus::bus& sysBus,
                                      const std::string& path);
std::vector<uint8_t> parseDevices(sdbusplus::bus::bus& sysBus,
                                  const std::string& path);

} // namespace google::pcie_bifurcation