added flash reset before reading config info

vitis/radar/src/config_flash.c

@@ -350,6 +350,28 @@ int config_flash_read(u32 Addr, u8 * data, u32 ByteCount)
 	return XST_SUCCESS;
 }
 
+int config_flash_read_id(void)
+{
+	int Status;
+	int i;
+
+	/* Read ID in Auto mode.*/
+	WriteBuffer[BYTE1] = 0x9f;
+	WriteBuffer[BYTE2] = 0xff;		/* 4 dummy bytes */
+	WriteBuffer[BYTE3] = 0xff;
+	WriteBuffer[BYTE4] = 0xff;
+	WriteBuffer[BYTE5] = 0xff;
+
+	Status = XSpi_Transfer(&Spi, WriteBuffer, ReadBuffer, 5);
+	if (Status != XST_SUCCESS) {
+		return XST_FAILURE;
+	}
+
+	xil_printf("FlashID=0x%x 0x%x 0x%x\n\r", ReadBuffer[1], ReadBuffer[2], ReadBuffer[3]);
+
+	return XST_SUCCESS;
+}
+
 
 int config_flash_read_config(void) {
 
@@ -408,6 +430,13 @@ int config_flash_init(void) {
 	int Status;
 	XSpi_Config *ConfigPtr;	/* Pointer to Configuration data */
 
+	//	 Reset QSPI
+	Xil_Out32(0x40050008, (1 << 10));
+	vTaskDelay(100);
+	Xil_Out32(0x40050008, 0);
+	vTaskDelay(100);
+
+
 	/*
 	 * Initialize the SPI driver so that it's ready to use,
 	 * specify the device ID that is generated in xparameters.h.
@@ -468,6 +497,9 @@ int config_flash_init(void) {
 	XSpi_Start(&Spi);
 
 //	config_flash_read_config();
+	config_flash_read_id();
+	config_flash_read_id();
+	config_flash_read_id();
 
 	return XST_SUCCESS;
 

vitis/radar/src/main.c

@@ -108,6 +108,9 @@ static void pps_irq_handler(u32 context) {
 }
 
 void main_task( void *pvParameters ) {
+
+	config_flash_init();
+
  	// Connect PPS Interrupt
  	xPortInstallInterruptHandler(XPAR_MICROBLAZE_0_AXI_INTC_SYSTEM_PPS_INTR, (XInterruptHandler) pps_irq_handler, (void *)0);
  	vPortEnableInterrupt(XPAR_MICROBLAZE_0_AXI_INTC_SYSTEM_PPS_INTR);
@@ -127,7 +130,7 @@ int main(void) {
     xil_printf("\n\r\n\r================= Start ====================\n\r\n\r");
 
     Xil_Out32(GPO_REG, 0x11);
-    config_flash_init();
+//    config_flash_init();
 
 	xTaskCreate( 	status_task,
 					( const char * ) "status",

vitis/top/platform.tcl

@@ -157,3 +157,21 @@ bsp write
 bsp reload
 catch {bsp regenerate}
 platform generate -domains freertos10_xilinx_microblaze_0 
+bsp config stdin "mdm_1"
+bsp config stdout "mdm_1"
+bsp write
+bsp reload
+catch {bsp regenerate}
+platform generate -domains freertos10_xilinx_microblaze_0 
+platform active {top}
+bsp reload
+bsp reload
+bsp config stdin "none"
+bsp config xil_interrupt "false"
+bsp config stdout "mdm_1"
+bsp config stdin "axi_uartlite_0"
+bsp config stdout "axi_uartlite_0"
+bsp write
+bsp reload
+catch {bsp regenerate}
+platform generate -domains freertos10_xilinx_microblaze_0