libicsneo/include/icsneo/communication/packet/ethphyregpacket.h

81 lines
1.6 KiB
C++

#ifndef __ETHPHYREGPACKET_H__
#define __ETHPHYREGPACKET_H__
#ifdef __cplusplus
#include "icsneo/api/eventmanager.h"
#include <cstdint>
#include <memory>
namespace icsneo
{
class Packetizer;
class EthPhyMessage;
#pragma pack(push, 1)
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable : 4201) // nameless struct/union
#endif
struct PhyRegisterHeader_t {
uint16_t numEntries;
uint8_t version;
uint8_t entryBytes;
};
struct Clause22Message {
uint8_t phyAddr; //5 bits
uint8_t page; //8 bits
uint16_t regAddr; //5 bits
uint16_t regVal;
}; //6 bytes
struct Clause45Message {
uint8_t port; //5 bits
uint8_t device; //5 bits
uint16_t regAddr;
uint16_t regVal;
}; //6 bytes
struct PhyRegisterPacket_t {
union {
struct {
uint16_t Enabled : 1;
uint16_t WriteEnable : 1;
uint16_t Clause45Enable : 1;
uint16_t reserved : 9;
uint16_t version : 4;
};
uint16_t flags;
};
union {
Clause22Message clause22;
Clause45Message clause45;
};
};
#ifdef _MSC_VER
#pragma warning(pop)
#endif
#pragma pack(pop)
static constexpr size_t MaxPhyEntries = 128u;
static constexpr size_t MaxBytesPhyEntries = MaxPhyEntries * sizeof(PhyRegisterHeader_t);
static constexpr uint8_t PhyPacketVersion = 1u;
static constexpr uint8_t FiveBits = 0x1Fu;
class EthPhyMessage;
struct HardwareEthernetPhyRegisterPacket {
static std::shared_ptr<EthPhyMessage> DecodeToMessage(const std::vector<uint8_t>& bytestream, const device_eventhandler_t& report);
static bool EncodeFromMessage(const EthPhyMessage& message, std::vector<uint8_t>& bytestream, const device_eventhandler_t& report);
};
}
#endif //__cplusplus
#endif