HVAC_M7_SerialPorts/SerialPorts.c

137 lines
3.7 KiB
C

//
// Created by CFIF on 25.03.24.
//
#include "SerialPorts.h"
tSerialPorts SERIAL_PORTS;
uint8_t buf_USART2_DMA[256];
static void DMA_USART2_ErrorCallback() {
while (1)
{
__asm("nop");
}
}
static void DMA_USART2_TransferCompleteCallback() {
++SERIAL_PORTS.Lin.UART_DMA_RECEIVED_LEN_BUF;
if (SERIAL_PORTS.Lin.UART_DMA_RECEIVED_LEN_BUF >= SERIAL_PORTS.Lin.DMA_BUF_LEN) {
SerialPort_RxDmaBufToQueue(&SERIAL_PORTS.Lin, buf_USART2_DMA);
DMA_ModifyAddress(DMA_INSTANCE_0, SERIAL_PORTS.Lin.RX_DMA_CHANNEL, &(SERIAL_PORTS.Lin.UART->DATA),
(void *) ((uint32_t) (buf_USART2_DMA)));
}
}
static void FCUART_IldeInterrupt_CallBack(uint8_t u8UartIndex) {
SerialPort_RxDmaBufToQueue(&SERIAL_PORTS.Lin, buf_USART2_DMA);
DMA_ModifyAddress(DMA_INSTANCE_0, SERIAL_PORTS.Lin.RX_DMA_CHANNEL, &(SERIAL_PORTS.Lin.UART->DATA), (void *)((uint32_t)(buf_USART2_DMA)));
PROCESS_UNUSED_VAR(u8UartIndex)
}
static void FCUART_ErrorInterrupt_CallBack(uint8_t u8UartIndex, uint32_t u32Error) {
PROCESS_UNUSED_VAR(u8UartIndex)
PROCESS_UNUSED_VAR(u32Error)
}
static void FCUART_TxEmptyInterrupt_CallBack(uint8_t u8UartIndex, FCUART_DataType *pTxData) {
PROCESS_UNUSED_VAR(u8UartIndex)
PROCESS_UNUSED_VAR(pTxData)
}
static void FCUART_TxCompleteInterrupt_CallBack(uint8_t u8UartIndex, FCUART_DataType *pTxData) {
PROCESS_UNUSED_VAR(u8UartIndex)
PROCESS_UNUSED_VAR(pTxData)
}
void FCUART2_RxTx_IRQHandler(void) {
FCUARTN_RxTx_IRQHandler(SERIAL_PORTS.Lin.UART_INDEX);
}
// Настройка порта
static void vSerialPort_InitUSART2(tSerialPortFlagchip *env) {
PORT_InitType tInitStruct = {0};
GPIO_InitType tGpioInitStruct = {0};
// Port D6: MUX = ALT2, UART2_RX
tInitStruct.u32PortPins = PORT_PIN_6;
tInitStruct.uPortPinMux.u32PortPinMode = PORTD_6_FCUART2_RX;
PORT_InitPins(PORT_D, &tInitStruct);
tGpioInitStruct.u32GpioPins = GPIO_PIN_6;
tGpioInitStruct.ePinDirection = GPIO_IN;
GPIO_InitPins(GPIO_D, &tGpioInitStruct);
// Port D7: MUX = ALT2, UART2_TX
tInitStruct.u32PortPins = PORT_PIN_7;
tInitStruct.uPortPinMux.u32PortPinMode = PORTD_7_FCUART2_TX;
PORT_InitPins(PORT_D, &tInitStruct);
tGpioInitStruct.u32GpioPins = GPIO_PIN_7;
tGpioInitStruct.ePinDirection = GPIO_OUT;
tGpioInitStruct.ePinLevel = GPIO_HIGH;
GPIO_InitPins(GPIO_D, &tGpioInitStruct);
vSerialPortInitDMA(
env,
FCUART2,
115200,
2, // UART0 = 0 ... UART7 = 7
FCUART2_IRQn, // FCUART0_IRQn ... FCUART7_IRQn
0xFF,
DMA_CHANNEL_0,
DMA_REQ_FCUART2_RX,
buf_USART2_DMA,
sizeof(buf_USART2_DMA),
DMA0_IRQn,
0x55, // IRQ_DMA_PRIORITY
2, // IRQ_DMA_CHANNEL_PRIORITY
1024,
1024,
DMA_USART2_TransferCompleteCallback,
DMA_USART2_ErrorCallback,
FCUART_IldeInterrupt_CallBack,
FCUART_ErrorInterrupt_CallBack,
FCUART_TxEmptyInterrupt_CallBack,
FCUART_TxCompleteInterrupt_CallBack
);
}
///конец------------------------------------------Модем-----------------------------------------------------------------
void SerialPorts_Init() {
tSerialPorts *env = &SERIAL_PORTS;
vSerialPort_InitUSART2(&env->Lin);
SERIAL_PORTS.Lin_IO = vSerialPortGetIo(&env->Lin);
//// Виртуальный сериал порт
SerialPortP2p_Init(&env->cliVirtualPort, 3 * 1024, 1024);
env->cliVirtualInIo = SerialPortP2p_GetIoFirst(&env->cliVirtualPort);
env->cliVirtualOutIo = SerialPortP2p_GetIoSecond(&env->cliVirtualPort);
}