✨ feat:按照一部代码填加串口rx的DMA功能

Firmware/Project/Cmsemicon/BAT32A279/MDK_ARM/Objects/HaoJin750TFT.sct

@@ -9,7 +9,7 @@ LR_IROM1 0x0000C400 0x00073C00  {    ; load region size_region
    .ANY (+RO)
    .ANY (+XO)
   }
-  RW_IRAM1 0x20000000 0x0000FF00  {  ; RW data
+  RW_IRAM1 0x20000400 0x0000FF00  {  ; RW data
    .ANY (+RW +ZI)
   }
   RW_IRAM2 0x2000FF00 0x00000100  {  ; RW data

Firmware/Source/Component/AMT630H/AMT630H.c

 #include "AMT630H.h"
 #include <stdint.h>
 #include "UartProtocol.h"
-#include "Components.h"
 #include "PicBin.h"
 #include "GpioUser.h"
 __align(4) /* 四字节对齐 */
@@ -198,6 +197,76 @@ void Delay_Time_Ctrl(unsigned long Tms)
     Delay_Time_Set = 0;
 }
 
+#if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_DMA)
+uint8_t  UartRevBuff[MCU_RX_630_UART_BUF_SIZE] = { 0 };
+uint8_t  UartRevBuff1[MCU_RX_630_UART_BUF_SIZE] = { 0 };
+uint32_t  UartRevPos = 0;
+uint32_t  UartLastCnt = 0;
+uint32_t  UartRevCnts = 0;
+uint32_t  rx_flag = 0;
+uint32_t  textError = 0;
+uint8_t  err_type = 0;
+uint32_t  EnterErrorCnts = 0;
+uint32_t  AddressError = 0;
+uint32_t  textLastAddressError = 0x40041512;
+
+void  mwAmt630hUartDMA_RecvData(void)
+{
+    uint32_t rxCnt = 0;
+    uint32_t tmpCnt = 0;
+    uint8_t overFlowFlag = 0;
+
+
+    // accumulate receive Counts 
+    rxCnt = DMAVEC->CTRL[USE_DMA_AREA].DMRLD - DMAVEC->CTRL[USE_DMA_AREA].DMACT;
+
+    if (rxCnt > MCU_RX_630_UART_BUF_SIZE) 
+    {
+        rxCnt = UartLastCnt;
+    }
+
+    if (rxCnt != UartLastCnt)
+    {
+        rx_flag = 1;
+        if (rxCnt > UartLastCnt)
+        {
+            tmpCnt = rxCnt - UartLastCnt;
+        }
+        else 
+        {
+            tmpCnt = MCU_RX_630_UART_BUF_SIZE - UartLastCnt;
+            overFlowFlag = 1;
+        }
+
+        UartLastCnt = rxCnt;
+
+    }
+
+    if (rx_flag == 1)
+    {
+        if (overFlowFlag == 0)
+        {
+            memcpy(&UartRevBuff[UartRevCnts],&UartRevBuff1[UartRevCnts],tmpCnt);
+            UartRevCnts += tmpCnt;
+            if (UartRevCnts >= MCU_RX_630_UART_BUF_SIZE)
+            {   
+                UartRevCnts = 0;
+            }
+        }
+        else 
+        {
+            memcpy(&UartRevBuff[UartRevCnts],&UartRevBuff1[UartRevCnts],tmpCnt);
+            UartRevCnts = 0;
+            memcpy(&UartRevBuff[UartRevCnts],&UartRevBuff1[UartRevCnts],rxCnt);
+            overFlowFlag = 0;
+            UartRevCnts += rxCnt;
+        }
+        rx_flag = 0;
+    }
+}
+#endif
+
+#if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_INTERRUPT)
 uint8_t UartRevBuff[0x1000] = { 0 };
 uint32_t UartRevCnts = 0;
 void Amt630hUartRecvData(uint16_t u16UARTData)
@@ -208,6 +277,7 @@ void Amt630hUartRecvData(uint16_t u16UARTData)
         UartRevCnts = 0;
     }
 }
+#endif
 void AMT630H_RstCtrl(void)
 {
     RTE_GPIO_Set_Level(VCC_33_EN_MCU, 0);//630

Firmware/Source/Component/AMT630H/AMT630H.h

 #ifndef AMT_630H_H
 #define AMT_630H_H
 #include <stdint.h>
-
+#include "Components.h"
 typedef enum
 {
     EM_FLASH_CHECK_RESULT_NO_ACT = 0,
@@ -27,9 +27,17 @@ typedef struct __attribute__((aligned(4)))
                                                 (((AMT630H_ANIMATION_TIME) / AMT630H_ANIMATION_PIC_NUM) - 5)) 
 
 
+#if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_INTERRUPT)
+void Amt630hUartRecvData(uint16_t u16UARTData);
+#endif
+
+#if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_DMA)
+extern  uint8_t  UartRevBuff1[MCU_RX_630_UART_BUF_SIZE];
+extern  void  mwAmt630hUartDMA_RecvData(void); 
+#endif
+
 void AMT630H_Timer(unsigned char Tms);
 void Delay_Time_Ctrl(unsigned long Tms);
-void Amt630hUartRecvData(uint16_t u16UARTData);
 void AMT630H_Animation_PlayProc(uint16_t PicIndex);
 void AMT630H_RstCtrl(void);
 void Amt630hInit(void);

Firmware/Source/Component/AMT630H/GraphicsFunc.c

@@ -5,14 +5,26 @@
 #include "UDS_ISO14229_Services.h"
 #include "flash.h"
 #include "Device\Cmsemicon\BAT32A279\RTE\UART\RTE_UART.h"
+#include "Components.h"
 
 #define NULL 0
-extern uint8_t UartRevBuff[0x1000];
+#if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_INTERRUPT)
+extern  uint8_t  UartRevBuff[0x1000];
+#endif
+
+#if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_DMA)
+extern  uint8_t  UartRevBuff[MCU_RX_630_UART_BUF_SIZE];
+#endif
 extern uint32_t UartRevCnts;
 
 uint8_t *GetUartRecvData(uint32_t *UartRecvBufLen, uint32_t *UartRecvPos)
 {
+    #if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_INTERRUPT)
     *UartRecvBufLen = 0x1000;
+    #endif
+    #if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_DMA)
+    *UartRecvBufLen = MCU_RX_630_UART_BUF_SIZE;
+    #endif
     *UartRecvPos = UartRevCnts;
     return UartRevBuff;
 }

Firmware/Source/Component/Components.h

 #ifndef COMPONENTS_H__
 #define COMPONENTS_H__
 
+/* mcu receive 630 data mode */
+#define  MCU_RX_630_MODE_UART_INTERRUPT  0
+#define  MCU_RX_630_MODE_UART_DMA        1
+
+#define  MCU_RX_630_MODE  MCU_RX_630_MODE_UART_DMA
+
+#if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_DMA)
+#define  MCU_RX_630_UART_BUF_SIZE  0x800
+
+#define UART_USE_DMA                1
+#define USE_DMA_AREA                4
+
+#endif
+
 #include "Simulated_IIC_master\Simulated_IIC_master.h"
 #include "System_Monitor\System_Monitor.h"
 #include "Key\Key_user.h"

Firmware/Source/Component/PowerManagement/PowerManag_user.c

@@ -2,6 +2,7 @@
 #include "Components.h"
 #include "FaultCode.h"
 #include "System_Monitor\System_Monitor_User.h"
+#include "dma.h"
 
 RTC_Information_st_t g_stRTCInformation;
 
@@ -46,9 +47,34 @@ static void Power_KL30_Init(void)
     loc_config.u32UARTChEn            = 1U;
     loc_config.u32UARTbps             = 500000U;
     loc_config.pfnUARTConfirmCallBack = NULL;
+    #if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_INTERRUPT)
     loc_config.pfnUARTReadMsgCallBack = Amt630hUartRecvData;
+    #endif
+    
+    #if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_DMA)
+    loc_config.pfnUARTReadMsgCallBack = NULL;
+    #endif
     UART_DeInit(UART2);                                                         //50us
     RTE_UART_Init(UART_CH2, &loc_config);                                       //68.35ms
+    
+    DMA_InitTypeDef  DMA_InitTypeDef_Struct;
+    DMA_InitTypeDef_Struct.DMA_Vector = DMA_VECTOR_SR2;//指定串口2为启动源
+    DMA_InitTypeDef_Struct.DMA_CtrlId = 4;//指定启动源在DMA控制数据区的ID
+    DMA_InitTypeDef_Struct.DMA_SrcAddr =(uint32_t)&SCI1->SCI.RXD2 /*0x40041512*/;//传送源地址
+    DMA_InitTypeDef_Struct.DMA_DstAddr = (uint32_t)UartRevBuff1;//传送目标地址
+
+    DMA_InitTypeDef_Struct.DMA_BufferSize = MCU_RX_630_UART_BUF_SIZE;//0x800的buffer，也是DMA重复循环一轮传输数据的次数
+    DMA_InitTypeDef_Struct.DMA_SrcInc = 0;//传送源地址不自增，DMACR寄存器，MODE位为“1”（重复模式）并且RPTSEL位为“1”（传送源为重复区）时，SAMOD位的设置无效。
+    DMA_InitTypeDef_Struct.DMA_DstInc = 0;//传送目标地址自增，DMACR寄存器，MODE位为“1”（重复模式）并且RPTSEL位为“0”（传送目标为重复区）时，SAMOD位的设置无效。
+    DMA_InitTypeDef_Struct.DMA_DataSize = DMA_DataSize_Byte;//传送数据长度为8位
+    DMA_InitTypeDef_Struct.DMA_Mode = DMA_Mode_Repeat;//重复模式
+    DMA_InitTypeDef_Struct.DMA_RepeatAreaAddr = DMA_RepeatAreaAddr_Dst;//DMACR寄存器，RPTSEL位为“0”（传送目标为重复区）
+    DMA_InitTypeDef_Struct.DMA_RepeatInt = DMA_RepeatInt_Disable;//禁止发生中断
+    DMA_InitTypeDef_Struct.DMA_ChainTrans = DMA_ChainTrans_None;//禁止链传送
+
+    DMA_Init(&DMA_InitTypeDef_Struct);
+	DMA_Start(DMA_VECTOR_SR2);
+
     Common_DataInit();                                                          //50us
     Analog_Signal_Conv_Init();                                                  //150us
     Sys_KL30_Init();                                                            //275.55ms
@@ -110,7 +136,13 @@ static void Power_Wakeup_Init(void)
     loc_config.u32UARTChEn            = 1U;
     loc_config.u32UARTbps             = 115200U;
     loc_config.pfnUARTConfirmCallBack = NULL;
+    #if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_INTERRUPT)
     loc_config.pfnUARTReadMsgCallBack = Amt630hUartRecvData;
+    #endif
+    
+    #if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_DMA)
+    loc_config.pfnUARTReadMsgCallBack = NULL;
+    #endif
     UART_DeInit(UART2);
     RTE_UART_Init(UART_CH2, &loc_config); /* 配置串口，630H上电发送0x0D，但是底板没回复 */
     Amt630hInit();

Firmware/Source/Device/Cmsemicon/BAT32A279/RTE/UART/RTE_UART.c

@@ -201,7 +201,7 @@ uint32_t RTE_UART_Init(UART_Channel_en_t enUARTCh, UART_Channel_Config_st_t *pen
                 stUARTCh2Cfg.pfnUARTReadMsgCallBack  = penUARTCfg->pfnUARTReadMsgCallBack;
 
                 ISR_Register(ST2_IRQn, UART_CH2_TX_ISR);     //串口2发送中断服务路径注册
-                ISR_Register(SR2_IRQn, UART_CH2_RX_ISR);  //串口2接收中断服务路径注册  
+                // ISR_Register(SR2_IRQn, UART_CH2_RX_ISR);  //串口2接收中断服务路径注册  
 
                 ret = UART_Init(UART2, &stUART_InitStruct);               
                 break;    

Firmware/Source/System/Sys_Task_List.c

@@ -12,6 +12,9 @@ void Sys_Pseudo_Real_Time_Tasks(void)
     Power_Management_Service();
     DoCAN_Communication_Service();
     UDS_Server_Application_Service();
+    #if (MCU_RX_630_MODE == MCU_RX_630_MODE_UART_DMA)
+    mwAmt630hUartDMA_RecvData();
+    #endif
 }
 
 void Sys_2ms_Tasks(void)
@@ -20,7 +23,7 @@ void Sys_2ms_Tasks(void)
     Sys_Status_Update_Service();
     Analog_Signal_Conv_Service();
     AMT630H_Main();
-    Check_MCU_Info_in_630H(); 
+    // Check_MCU_Info_in_630H(); 
     DoCAN_Timer_Update(2000u);
     //Can_Write_Fun(&CAN_CH0_CanMsgTxOp, 2000u);无外发
 }