/*===========================================================================
Combined Charging System (CCS): SECC
EVComm.h
initiated by Vern, Joseph
(since 2019/07/19)
=============================================================================*/
#ifndef EVCOMM_H_
#define EVCOMM_H_
#if FIRMWARE_VERSION_COMPILE_SETTING_RELEASE_MODE == ENABLE
//Saving System Log
#define SAVE_SYS_LOG_MSG_EVCOMM_SWITCH ENABLE //ENABLE, DISABLE
//Configuration for Debug Print Messages
#define DEBUG_PRINTF_EVCOMM_SHOW DISABLE //DISABLE, ENABLE
#define DEBUG_PRINTF_EVCOMM_BRIEF_SHOW DISABLE //DISABLE, ENABLE
#define DEBUG_PRINTF_EVCOMM_DETAIL_SHOW DISABLE //DISABLE, ENABLE
#define DEBUG_PRINTF_EVCOMM_SYSTEM_LOG_SHOW DISABLE //ENABLE, DISABLE
#else //debug mode
//Saving System Log
#define SAVE_SYS_LOG_MSG_EVCOMM_SWITCH ENABLE //ENABLE, DISABLE
//Configuration for Debug Print Messages
#define DEBUG_PRINTF_EVCOMM_SHOW ENABLE //DISABLE, ENABLE
#define DEBUG_PRINTF_EVCOMM_BRIEF_SHOW DISABLE //DISABLE, ENABLE
#define DEBUG_PRINTF_EVCOMM_DETAIL_SHOW DISABLE //DISABLE, ENABLE
#define DEBUG_PRINTF_EVCOMM_SYSTEM_LOG_SHOW ENABLE //ENABLE, DISABLE
#endif
//ADC Channels (0, 1, 2, 3)
#define ADC_CHANNEL_AIN0_NTC1 0
#define ADC_CHANNEL_AIN1_NTC2 1
#define ADC_CHANNEL_AIN2_PP 2
#define ADC_CHANNEL_AIN3_CP 3
#define QcaInterface "eth1"
#define SUPPORT_BCB_TOGGLE_FUNCTION ENABLE //BCB
#define SdpUdpServerPort 15118
//#define SdpTcpServerPort 59438 //49152-65535 (default:59438)
#define SdpTcpServerPort 50000 //49152-65535 (base: 50000)
#define IPV6_LINK_LOCAL_PREFIX 0xFE80
//[Joseph] These Tx/Rx buffer size should owns 8 + 4294967295 = 4,294,967,303 Bytes = 4.GB as maximum.
//(according to Figure 24 in DIN 70121)
#define V2GTP_MSG_RX_BUFFER_SIZE (64*1024) //65,536 = 65.5KB
#define V2GTP_MSG_TX_BUFFER_SIZE (64*1024) //65,536 = 65.5KB
#define V2GTP_MSG_HEADER_LENGTH 8 //8 Bytes
/***********************************************/
/*********** Ethernet Type ********************/
/**********************************************/
#define EtherType_HomePlug 0x88E1
/***********************************************/
/*** MMTYPE (Management Message Type) **/
/**********************************************/
#define MMTYPE_CM_SET_KEY_REQ 0x6008
#define MMTYPE_CM_SET_KEY_CNF 0x6009
#define MMTYPE_CM_AMP_MAP_REQ 0x601C
#define MMTYPE_CM_AMP_MAP_CNF 0x601D
#define MMTYPE_CM_SLAC_PARM_REQ 0x6064
#define MMTYPE_CM_SLAC_PARM_CNF 0x6065
#define MMTYPE_CM_START_ATTEN_CHAR_IND 0x606A
#define MMTYPE_CM_MNBC_SOUND_IND 0x6076
#define MMTYPE_CM_ATTEN_CHAR_IND 0x606E
#define MMTYPE_CM_ATTEN_CHAR_RSP 0x606F
#define MMTYPE_CM_VALIDATE_REQ 0x6078
#define MMTYPE_CM_VALIDATE_CNF 0x6079
#define MMTYPE_CM_SLAC_MATCH_REQ 0x607C
#define MMTYPE_CM_SLAC_MATCH_CNF 0x607D
#define MMTYPE_CM_ATTEN_PROFILE_IND 0x6086
//following are the vendor specific type
#define MMTYPE_VENDOR_VS_HOST_ACTION 0xA062 //Embedded Host Action Requested Indication MME
#define MMTYPE_VENDOR_ATTEN_CHAR 0xA14E //Attenuation Characteristics MME (VS_ATTEN_CHAR)
#define MMTYPE_VENDOR_VS_NW_INFO 0xA038 //Network Info MME
#define MMTYPE_VENDOR_VS_NW_INFO_CNF 0xA039 //Network Info MME
#define MMTYPE_VENDOR_VS_PL_LNK_STATUS 0xA0B8 //Powerline Link Status /*+++ 20200808, vern, for PLC connection monitoring ---*/
#define MMTYPE_VENDOR_VS_PL_LNK_STATUS_CNF 0xA0B9 //Powerline Link Status /*+++ 20200808, vern, for PLC connection monitoring ---*/
/***********************************************/
/************** V2GTP Payload Type ************/
/**********************************************/
//Reference:
//Table 16 — "Overview on V2GTP payload types," page 79, DIN SPEC 70121:2014-12
#define V2GTP_PAYLOAD_TYPE_SDP_REQUEST 0x9000 //SDP request message
#define V2GTP_PAYLOAD_TYPE_SDP_RESPONSE 0x9001 //SDP response message
#define V2GTP_PAYLOAD_TYPE_EXI_MSG 0x8001 //EXI encoded V2G Message
//Payload
#define SDP_PAYLOAD_SECURITY_TLS 0x00 //0x00 = secured with TLS
#define SDP_PAYLOAD_SECURITY_NONE 0x10 //0x10 = No transport layer security
#define SDP_PAYLOAD_TRANS_PROTOCOL_TCP 0x00 //0x00= TCP
#define SDP_PAYLOAD_TRANS_PROTOCOL_UDP 0x10 //0x10 = reserved for UDP
/***********************************************/
/****** Timing and constant values **********/
/*********** [2015] ISO 15118_3 ***************/
/**********************************************/
//#define TT_EVSE_match_MNBC 600 //unit: 1ms (default: 600ms)
#define TT_EVSE_match_MNBC (600+400) //unit: 1ms (default: 600ms)
#define C_EV_match_MNBC 0x0A
#define TT_EVSE_SLAC_init 50 //unit: sec.
#define TT_match_sequence 400 //unit: ms
#define TP_match_response 100 //unit: ms, General performance time for a response to a request
#define TT_match_response (200*3) //unit: ms, Time that the EV/EVSE shall wait for a response from the EVSE/EV
#define TP_EV_batch_msg_interval (50*3) //unit: ms
#define TT_EVSE_match_session 10000 //unit: ms
#define TT_match_join (12000*2) //unit: ms
#define V2G_SECC_ReadyToCharge_Performance_Time 148000 //unit: ms (148 sec)
#define V2G_SECC_CommunicationSetup_Performance_Time 18000 //unit: ms (18 sec)
#define V2G_SECC_ChargingParameter_Performance_Time 60000 //unit: ms (60 sec)
//#define V2G_SECC_ChargingParameter_Performance_Time 120000 //unit: ms (120 sec)
#define V2G_SECC_CableCheck_Performance_Time 38000 //unit: ms (38 sec)
//#define V2G_SECC_CableCheck_Performance_Time 60000 //unit: ms (extend to 60 sec)
//#define V2G_SECC_PreCharge_Performance_Time 5000 //unit: ms (5 sec)
#define V2G_SECC_PreCharge_Performance_Time 10000 //unit: ms (extend to 10 sec)
#define V2G_SECC_WeldingDetection_Performance_Time 20000 //unit: ms (20 sec)
#define V2G_SECC_CPState_Detection_Timeout 1500 //unit: ms (1.5 sec)
#define V2G_SECC_CPOscillator_Retain_Timeout 1500 //unit: ms (1.5 sec)
#define V2G_EVCC_Msg_Timeout_SupportedAppProtocolReq 2000 //unit: ms (1.5 sec)
#define V2G_EVCC_Msg_Timeout_SessionSetupReq 2000 //unit: ms (1.5 sec)
#define V2G_EVCC_Msg_Timeout_ServiceDiscoveryReq 2000
#define V2G_EVCC_Msg_Timeout_ServicePaymentSelectionReq 2000
#define V2G_EVCC_Msg_Timeout_ContractAuthenticationReq 2000
#define V2G_EVCC_Msg_Timeout_ChargeParameterDiscoveryReq 2000
#define V2G_EVCC_Msg_Timeout_PowerDeliveryReq 2000
#define V2G_EVCC_Msg_Timeout_CableCheckReq 2000
#define V2G_EVCC_Msg_Timeout_PreChargeReq 2000
#define V2G_EVCC_Msg_Timeout_CurrentDemandReq 25
#define V2G_EVCC_Msg_Timeout_WeldingDetectionReq 2000
#define V2G_EVCC_Msg_Timeout_SessionStopReq 2000
#define V2G_SECC_Sequence_Timeout 60000 //unit: ms (default: 60000, i.e. 60 sec)
#define V2G_SECC_QCA7000_GET_MAC_ADDR_REQ_RETRY_PERIOD 3000 //unit: ms (default: 3000, i.e. 3 sec)
#define V2G_SECC_QCA7000_SEND_SET_KEY_PERIOD 2000 //unit: ms (default: 2000, i.e. 2 sec)
#define V2G_SECC_QCA7000_COMM_TIMEOUT 10000 //unit: ms (default: 10000, i.e. 20 sec)
//[To-Do] to be continued. (DIN 70121, Table 75)
#define V2G_SECC_CP_Timeout_CableCheck 2000 //unit: ms (default: 2 sec)
#define DIN_SPEC_70121_2012_VersionNumberMajor 2
#define DIN_SPEC_70121_2012_VersionNumberMinor 0
#define ISO1_15118_2013_VersionNumberMajor 2
#define ISO1_15118_2013_VersionNumberMinor 0
#define ISO2_15118_2018_VersionNumberMajor 3
#define ISO2_15118_2018_VersionNumberMinor 0
/***********************************************/
/*************** Structure *********************/
/**********************************************/
struct MmeHeader
{
unsigned char ODA[6]; //Original Destination Address
unsigned char OSA[6]; //Original source Address
//unsigned int VLAN Tag; //IEEE802.1Q VLAN Tag (optional)
unsigned short MTYPE; //Ethernet Type for HomePlug, should be 0x88E1
unsigned char MMV; //Management Message Version
unsigned short MMTYPE; //Management Message Type
unsigned char FMI[2]; //Fragmentation Management Information, Fragmentation Message Sequence Number
unsigned char MMENTRY[256]; //Management Message Entry Data
} __attribute__((packed));
//Qualcomm Atheros Vendor Specific MME Format
struct QcaVendorMmeHeader
{
unsigned char ODA[6]; //Original Destination Address
unsigned char OSA[6]; //Original source Address
//unsigned int VLAN Tag; //IEEE802.1Q VLAN Tag (optional)
unsigned short MTYPE; //Ethernet Type for HomePlug, should be 0x88E1
unsigned char MMV; //Management Message Version
unsigned short MMTYPE; //Management Message Type
unsigned char OUI[3]; //Fragmentation Management Information, Fragmentation Message Sequence Number
unsigned char MBODY[1024]; //Management Message Entry Data
} __attribute__((packed));
struct V2gtpHeader //8 Bytes (see Figure 25 in DIN 70121)
{
unsigned char ProtocolVersion; //0x01: V2GTP version 1, 0x00, 0x02-0xFF reserved
unsigned char InverseProtocolVersion; //Equals the <Protocol_Version> XOR 0xFF, 0xFE: V2GTP Version 1
unsigned short PayloadType; //0x8001: EXI encoded V2G Message,
//0x9000: SDP request message,
//0x9001: SDP response message,
//0xA000 - 0xFFFF: Manufacturer specific use
unsigned int PayloadLength; //excluding the generic V2GTP header byte
} __attribute__((packed));
int Proc_din_supportedAppProtocolRes(int AcceptFd);
void SHM_Init_din_ChargeParameterDiscoveryRes(struct CcsData *shm_ccs);
void SHM_Init_din_CableCheckRes(struct CcsData *shm_ccs);
void SHM_Init_din_PreChargeRes(struct CcsData *shm_ccs);
void SHM_Init_din_PowerDeliveryRes(struct CcsData *shm_ccs);
void SHM_Init_din_CurrentDemandRes(struct CcsData *shm_ccs);
void SHM_Init_din_WeldingDetectionRes(struct CcsData *shm_ccs);
void SHM_Init_din_SessionStopRes(struct CcsData *shm_ccs);
int OutputCpPwmDuty(unsigned char Duty);
void Check_EVErrorCode(int code);
unsigned char Check_V2G_Flow_Status_pre();
int End_Process();
int SdpUdpConnected();
int V2gTcpConnected();
//System Log
#if SAVE_SYS_LOG_MSG_EVCOMM_SWITCH == ENABLE
#define SAVE_SYS_LOG_MSG_EVCOMM StoreLogMsg2
#else
#define SAVE_SYS_LOG_MSG_EVCOMM(...)
#endif
//Debug Message
#if DEBUG_PRINTF_EVCOMM_SHOW == ENABLE
//Brief Messages
#if DEBUG_PRINTF_EVCOMM_BRIEF_SHOW == ENABLE
#define DEBUG_PRINTF_EVCOMM_BRIEF printf
#else
#define DEBUG_PRINTF_EVCOMM_BRIEF(...)
#endif
//Detail Messages
#if DEBUG_PRINTF_EVCOMM_DETAIL_SHOW == ENABLE
#define DEBUG_PRINTF_EVCOMM_DETAIL printf
#else
#define DEBUG_PRINTF_EVCOMM_DETAIL(...)
#endif
//System Log Messages
#if DEBUG_PRINTF_EVCOMM_SYSTEM_LOG_SHOW == ENABLE
#define DEBUG_PRINTF_EVCOMM_SYSTEM_LOG printf
#else
#define DEBUG_PRINTF_EVCOMM_SYSTEM_LOG(...)
#endif
#else
#define DEBUG_PRINTF_EVCOMM_BRIEF(...)
#define DEBUG_PRINTF_EVCOMM_DETAIL(...)
#define DEBUG_PRINTF_EVCOMM_SYSTEM_LOG(...)
#endif
#endif