// 驱动对外接口
int driver_main_proc(struct charge_job *thiz, BMS_EVENT_CAN ev,
struct bms_event_struct *param, struct bmsdriver *drv)
{
int ret;
switch ( ev ) {
case EVENT_CAN_INIT:
// 事件循环函数初始化
thiz->bms.can_bms_status = CAN_NORMAL;
thiz->bms.can_heart_beat.Hachiko_notify_proc= heart_beart_notify_proc;
ret = Hachiko_new(&thiz->bms.can_heart_beat, HACHIKO_AUTO_FEED, 1, thiz);
if ( ret == ERR_OK ) {
log_printf(INF, "BMS: CHARGER change stage to "RED("CHARGE_STAGE_HANDSHACKING"));
thiz->bms.charge_stage = CHARGE_STAGE_HANDSHACKING;
//thiz->charge_stage = CHARGE_STAGE_CONFIGURE;
} else {
log_printf(ERR, "BMS: 启动定时器错误.");
}
break;
case EVENT_CAN_RESET:
// 事件循环函数复位
// 当发生通信中断时会收到该事件
break;
case EVENT_INVALID:
// 无效事件，事件填充
break;
case EVENT_RX_DONE:
// 数据包接受成功了
about_packet_reciev_done(thiz, param);
break;
case EVENT_RX_ERROR:
// 数据包接受失败了
break;
case EVENT_TX_FAILS:
// 数据包发送失败了
log_printf(ERR, "BMS: packet send faile.");
break;
case EVENT_TX_DONE:
// 数据包发送完成了
log_printf(DBG_LV0, "BMS: packet sent. %08X", param->can_id);
if ( (param->can_id & 0x00FF0000) == (PGN_CRM << 8) &&
bit_read(thiz, F_BMS_RECOGNIZED ) &&
bit_read(thiz, F_VEHICLE_RECOGNIZED ) &&
thiz->bms.charge_stage == CHARGE_STAGE_HANDSHACKING) {
thiz->bms.charge_stage = CHARGE_STAGE_CONFIGURE;
log_printf(INF, "BMS: CHARGER change stage to "RED("CHARGE_STAGE_CONFIGURE"));
} else if ( (param->can_id & 0x00FF0000) == (PGN_CRO << 8) &&
bit_read(thiz, F_CHARGER_READY) &&
bit_read(thiz, F_BMS_READY ) &&
thiz->bms.charge_stage == CHARGE_STAGE_CONFIGURE ) {
thiz->bms.charge_stage = CHARGE_STAGE_CHARGING;
log_printf(INF,
"BMS: CHARGER change stage to "RED("CHARGE_STAGE_CHARGING"));
} else {
param->can_id = param->can_id >> 8;
about_packet_reciev_done(thiz, param);
}
break;
case EVENT_TX_PRE:
// 决定是否要发送刚刚准备发送的数据包
param->evt_param = EVT_RET_OK;
break;
case EVENT_TX_REQUEST:
/*
* 在这里进行CAN数据包的发送处理
* 进行数据包发送的条件是：充电枪物理连接正常，进入车辆识别过程，或充电过程。
*
* 数据包的发送，优先级最高的是错误报文输出，若是遇到周期性发送的数据包在发送
* 时序上有重叠的问题，那么在这里的处理方式是，先到先处理，例如在若干个循环内
* 数据包A，B的发送周期是10ms, 30ms，那么A，B的发送时时序应该是如下方式
* T (ms) 数据包
* | |
* 0 A
* 0 + $$ B
* | |
* | |
* 10 A
* | |
* | |
* 20 A
* | |
* | |
* 30 A
* 30 + $$ B
* | |
* | |
* ... ...
*
* $$ 表示最小的循环控制周期，一般来说是绝对小于数据包的发送周期的
* 所以会有如下的控制逻辑结构
* if ( ... ) {
* } else if ( ... ) {
* } else if ( ... ) {
* } else ;
* 在若干个循环控制周期内，数据包都能按照既定的周期发送完成.
*/
switch ( thiz->bms.charge_stage ) {
case CHARGE_STAGE_INVALID:
param->evt_param = EVT_RET_ERR;
break;
case CHARGE_STAGE_HANDSHACKING:
#if 1
do {
struct can_pack_generator *gen = gen_search(thiz->bms.generator,
thiz->bms.can_pack_gen_nr, PGN_CRM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN256(thiz, param);
gen->heartbeat = 0;
} else {
//log_printf(DBG_LV0, "BMS: inner error. %d", __LINE__);
}
gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CEM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7936(thiz, param);
gen->heartbeat = 0;
} else {
//log_printf(DBG_LV0, "BMS: inner error. %d", __LINE__);
}
} while (0);
#endif
break;
case CHARGE_STAGE_CONFIGURE:
do {
struct can_pack_generator *gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CTS);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN1792(thiz, param);
gen->heartbeat = 0;
log_printf(DBG_LV2, "CTS sent.");
}
else if ( (gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CML)) &&
gen->heartbeat >= gen->period ) {
gen_packet_PGN2048(thiz, param);
gen->heartbeat = 0;
log_printf(DBG_LV2, "CML sent.");
}
else if ( (gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CRO)) &&
gen->heartbeat >= gen->period ) {
gen_packet_PGN2560(thiz, param);
gen->heartbeat = 0;
log_printf(DBG_LV2, "CRO sent.");
} else {
if ( gen == NULL ) {
log_printf(DBG_LV2, "inner error.");
}
}
gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CEM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7936(thiz, param);
gen->heartbeat = 0;
}
} while (0);
break;
case CHARGE_STAGE_CHARGING:
do {
struct can_pack_generator *gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CCS);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN4608(thiz, param);
gen->heartbeat = 0;
log_printf(INF, "CCS sent.");
}
else if ( (gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CST)) &&
gen->heartbeat >= gen->period ) {
gen_packet_PGN6656(thiz, param);
gen->heartbeat = 0;
}
gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CEM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7936(thiz, param);
gen->heartbeat = 0;
}
} while (0);
break;
case CHARGE_STAGE_DONE:
do {
struct can_pack_generator *gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CSD);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7424(thiz, param);
gen->heartbeat = 0;
}
gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CEM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7936(thiz, param);
gen->heartbeat = 0;
}
} while (0);
break;
default:
break;
}
break;
case EVENT_TX_TP_RTS: // 本系统中BMS通信暂时不会使用
//串口处于连接管理状态时，将会收到该传输数据报请求。
break;
case EVENT_TX_TP_CTS:
{
/*串口处于连接管理状态时，将会收到该传输数据报请求。
* 当数据包接收完成后向BMS发送消息结束应答数据包
*
* byte[1]: 0x13
* byte[2:3]: 消息大小，字节数目
* byte[4]: 全部数据包数目
* byte[5]: 0xFF
* byte[6:8]: PGN
*/
param->buff.tx_buff[0] = 0x11;
// 目前的多数据包发送策略是： 无论要发送多少数据包，都一次传输完成
param->buff.tx_buff[1] = thiz->bms.can_tp_param.tp_pack_nr;
param->buff.tx_buff[2] = 1;
param->buff.tx_buff[3] = 0xFF;
param->buff.tx_buff[4] = 0xFF;
param->buff.tx_buff[5] = (thiz->bms.can_tp_param.tp_pgn >> 16) & 0xFF;
param->buff.tx_buff[6] = (thiz->bms.can_tp_param.tp_pgn >> 8 ) & 0xFF;
param->buff.tx_buff[7] = thiz->bms.can_tp_param.tp_pgn & 0xFF;
param->buff_payload = 8;
param->can_id = 0x1cecf456 | CAN_EFF_FLAG;
param->evt_param = EVT_RET_OK;
}
break;
case EVENT_TX_TP_ACK:
{
//串口处于连接管理状态时，将会收到该传输数据报请求。
param->buff.tx_buff[0] = 0x13;
// 目前的多数据包发送策略是： 无论要发送多少数据包，都一次传输完成
param->buff.tx_buff[1] = thiz->bms.can_tp_param.tp_size & 0xFF;
param->buff.tx_buff[2] = (thiz->bms.can_tp_param.tp_size >> 8) & 0xFF;
param->buff.tx_buff[3] = thiz->bms.can_tp_param.tp_pack_nr;
param->buff.tx_buff[4] = 0xFF;
param->buff.tx_buff[5] = (thiz->bms.can_tp_param.tp_pgn >> 16) & 0xFF;
param->buff.tx_buff[6] = (thiz->bms.can_tp_param.tp_pgn >> 8 ) & 0xFF;
param->buff.tx_buff[7] = thiz->bms.can_tp_param.tp_pgn & 0xFF;
param->buff_payload = 8;
param->can_id = 0x1cecf456 | CAN_EFF_FLAG;
param->evt_param = EVT_RET_OK;
}
break;
case EVENT_TX_TP_ABRT:
//串口处于连接管理状态时，将会收到该传输数据报请求。
break;
default:
break;
}
return ERR_OK;
}
// 驱动对外接口
int driver_main_proc(struct charge_job *thiz, BMS_EVENT_CAN ev,
struct bms_event_struct *param, struct bmsdriver *drv)
{
int ret;
switch ( ev ) {
case EVENT_CAN_INIT:
// 事件循环函数初始化
thiz->bms.can_bms_status = CAN_NORMAL;
thiz->bms.can_heart_beat.Hachiko_notify_proc= heart_beart_notify_proc;
ret = Hachiko_new(&thiz->bms.can_heart_beat, HACHIKO_AUTO_FEED, 1, thiz);
if ( ret == ERR_OK ) {
log_printf(INF, "BMS: CHARGER change stage to "RED("CHARGE_STAGE_HANDSHACKING"));
thiz->bms.charge_stage = CHARGE_STAGE_HANDSHACKING;
//thiz->charge_stage = CHARGE_STAGE_CONFIGURE;
} else {
log_printf(ERR, "BMS: 启动定时器错误.");
}
break;
case EVENT_CAN_RESET:
// 事件循环函数复位
// 当发生通信中断时会收到该事件
break;
case EVENT_INVALID:
// 无效事件，事件填充
break;
case EVENT_RX_DONE:
// 数据包接受成功了
about_packet_reciev_done(thiz, param);
break;
case EVENT_RX_ERROR:
// 数据包接受失败了
break;
case EVENT_TX_FAILS:
// 数据包发送失败了
log_printf(ERR, "BMS: packet send faile.");
break;
case EVENT_TX_DONE:
// 数据包发送完成了
param->can_id = param->can_id >> 8;
about_packet_reciev_done(thiz, param);
break;
case EVENT_TX_PRE:
// 决定是否要发送刚刚准备发送的数据包
param->evt_param = EVT_RET_OK;
break;
case EVENT_TX_REQUEST:
switch ( thiz->bms.charge_stage ) {
case CHARGE_STAGE_INVALID:
param->evt_param = EVT_RET_ERR;
break;
case CHARGE_STAGE_HANDSHACKING:
#if 1
do {
struct can_pack_generator *gen = gen_search(thiz->bms.generator,
thiz->bms.can_pack_gen_nr, PGN_CRM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN256(thiz, param);
gen->heartbeat = 0;
} else {
//log_printf(DBG_LV0, "BMS: inner error. %d", __LINE__);
}
gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CEM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7936(thiz, param);
gen->heartbeat = 0;
} else {
//log_printf(DBG_LV0, "BMS: inner error. %d", __LINE__);
}
} while (0);
#endif
break;
case CHARGE_STAGE_CONFIGURE:
do {
struct can_pack_generator *gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CTS);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN1792(thiz, param);
gen->heartbeat = 0;
log_printf(DBG_LV3, "CTS sent.");
}
else if ( (gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CML)) &&
gen->heartbeat >= gen->period ) {
gen_packet_PGN2048(thiz, param);
gen->heartbeat = 0;
log_printf(DBG_LV3, "CML sent.");
}
else if ( (gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CRO)) &&
gen->heartbeat >= gen->period ) {
gen_packet_PGN2560(thiz, param);
gen->heartbeat = 0;
log_printf(DBG_LV3, "CRO sent.");
} else {
if ( gen == NULL ) {
log_printf(ERR, "inner error.");
}
}
gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CEM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7936(thiz, param);
gen->heartbeat = 0;
}
} while (0);
break;
case CHARGE_STAGE_CHARGING:
do {
struct can_pack_generator *gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CCS);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN4608(thiz, param);
gen->heartbeat = 0;
} else if ( (gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CST)) &&
gen->heartbeat >= gen->period ) {
gen_packet_PGN6656(thiz, param);
gen->heartbeat = 0;
}
gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CEM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7936(thiz, param);
gen->heartbeat = 0;
}
} while (0);
break;
case CHARGE_STAGE_DONE:
do {
struct can_pack_generator *gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CSD);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7424(thiz, param);
gen->heartbeat = 0;
}
gen = gen_search(thiz->bms.generator, thiz->bms.can_pack_gen_nr, PGN_CEM);
if ( gen && gen->heartbeat >= gen->period ) {
gen_packet_PGN7936(thiz, param);
gen->heartbeat = 0;
}
} while (0);
break;
default:
param->evt_param = EVT_RET_ERR;
break;
}
break;
case EVENT_TX_TP_RTS: // 本系统中BMS通信暂时不会使用
//串口处于连接管理状态时，将会收到该传输数据报请求。
break;
case EVENT_TX_TP_CTS:
{
/*串口处于连接管理状态时，将会收到该传输数据报请求。
* 当数据包接收完成后向BMS发送消息结束应答数据包
*
* byte[1]: 0x13
* byte[2:3]: 消息大小，字节数目
* byte[4]: 全部数据包数目
* byte[5]: 0xFF
* byte[6:8]: PGN
*/
param->buff.tx_buff[0] = 0x11;
// 目前的多数据包发送策略是： 无论要发送多少数据包，都一次传输完成
param->buff.tx_buff[1] = thiz->bms.can_tp_param.tp_pack_nr;
param->buff.tx_buff[2] = 1;
param->buff.tx_buff[3] = 0xFF;
param->buff.tx_buff[4] = 0xFF;
param->buff.tx_buff[5] = (thiz->bms.can_tp_param.tp_pgn >> 16) & 0xFF;
param->buff.tx_buff[6] = (thiz->bms.can_tp_param.tp_pgn >> 8 ) & 0xFF;
param->buff.tx_buff[7] = thiz->bms.can_tp_param.tp_pgn & 0xFF;
param->buff_payload = 8;
param->can_id = 0x1cecf456 | CAN_EFF_FLAG;
param->evt_param = EVT_RET_OK;
}
break;
case EVENT_TX_TP_ACK:
{
//串口处于连接管理状态时，将会收到该传输数据报请求。
param->buff.tx_buff[0] = 0x13;
// 目前的多数据包发送策略是： 无论要发送多少数据包，都一次传输完成
param->buff.tx_buff[1] = thiz->bms.can_tp_param.tp_size & 0xFF;
param->buff.tx_buff[2] = (thiz->bms.can_tp_param.tp_size >> 8) & 0xFF;
param->buff.tx_buff[3] = thiz->bms.can_tp_param.tp_pack_nr;
param->buff.tx_buff[4] = 0xFF;
param->buff.tx_buff[5] = (thiz->bms.can_tp_param.tp_pgn >> 16) & 0xFF;
param->buff.tx_buff[6] = (thiz->bms.can_tp_param.tp_pgn >> 8 ) & 0xFF;
param->buff.tx_buff[7] = thiz->bms.can_tp_param.tp_pgn & 0xFF;
param->buff_payload = 8;
param->can_id = 0x1cecf456 | CAN_EFF_FLAG;
param->evt_param = EVT_RET_OK;
}
break;
case EVENT_TX_TP_ABRT:
//串口处于连接管理状态时，将会收到该传输数据报请求。
break;
default:
break;
}
return ERR_OK;
}