initial check in based on SVN revision 575

source/Loader/bootloader.c

@@ -0,0 +1,200 @@
+/*
+ * bootloader.c
+ *
+ *  Created on: Oct 22, 2023
+ *      Author: Brian.Bailey
+ */
+
+#include <Loader/bootloader.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+#include "lcd.h"
+#include "Fonts/fontLibrary.h"
+#include "timer.h"
+#include "utils.h"
+#include "keys.h"
+#include "init.h"
+#include "usbComms.h"
+
+#include "fsl_power.h"
+#include "virtual_com.h"
+#include "sha256.h"
+
+// #include "bootloader.h"
+#include "Loader/iap_jump.h"
+#include "eeprom.h"
+
+
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+
+/*******************************************************************************
+ * Variables
+ ******************************************************************************/
+
+BL_DATA_t blData;
+
+extern uint8_t tempString[40];
+/*******************************************************************************
+ * Static Function Declarations
+ ******************************************************************************/
+
+
+/*******************************************************************************
+ * Static Functions
+ ******************************************************************************/
+
+
+/*******************************************************************************
+ * Public Functions
+ ******************************************************************************/
+
+void BL_Run(void)
+{
+    Power_ON_OFF(ON);	// Hold power on.
+	Select_Estop(ON);	// Ensure output is ISOLATED from connections
+	SPI0_Chip_Select(CS_HIGH,E2PROM); // Set EEPROM as SPI CS
+	KEY_Init();
+	SPI_Init();
+
+	//Read bootloader EEPROM data to the blData structure
+	//Read the EEPROM
+	//  blData.version = 1;
+	//  blData.loaderRunRequest = 0;
+	//  blData.transmitterProgrammed = 1;
+#if 0	//for testing blank EEPROM
+	blData.version = 0xffffffff;
+	blData.loaderRunRequest = 0xffffffff;
+	blData.transmitterProgrammed = 0xffffffff;
+	M95512_WriteMemoryUINT32(BL_VERSION_EEPROM_ADDR, &blData.version);
+	M95512_WriteMemoryUINT32(BL_LOADERRUNREQUEST_EEPROM_ADDR, &blData.loaderRunRequest);
+	M95512_WriteMemoryUINT32(BL_PROGRAMMED_EEPROM_ADDR, &blData.transmitterProgrammed);
+
+#else
+	EE_ReadMemoryUINT32(BL_VERSION_EEPROM_ADDR, &blData.version);
+	EE_ReadMemoryUINT32(BL_LOADERRUNREQUEST_EEPROM_ADDR, &blData.loaderRunRequest);
+	EE_ReadMemoryUINT32(BL_PROGRAMMED_EEPROM_ADDR, &blData.transmitterProgrammed);
+
+
+	if(blData.version > BL_MAX_VERSION)			//Check for bootloader FLASH uninitialized. if uninitialized, this will be 0xffff
+	{
+		//Zero out Bootloader EEPROM data
+		blData.loaderRunRequest = 0;
+		blData.transmitterProgrammed = 0;
+		EE_WriteMemoryUINT32(BL_LOADERRUNREQUEST_EEPROM_ADDR, &blData.loaderRunRequest);
+		EE_WriteMemoryUINT32(BL_PROGRAMMED_EEPROM_ADDR, &blData.transmitterProgrammed);
+		//Set correct BL VERSION in EEPROM
+		blData.version = BL_VERSION;
+		EE_WriteMemoryUINT32(BL_VERSION_EEPROM_ADDR, &blData.version);
+
+		//TODO: Maybe need to read back,verify, and add error information
+		EE_ReadMemoryUINT32(BL_VERSION_EEPROM_ADDR, &blData.version);
+		EE_ReadMemoryUINT32(BL_LOADERRUNREQUEST_EEPROM_ADDR, &blData.loaderRunRequest);
+		EE_ReadMemoryUINT32(BL_PROGRAMMED_EEPROM_ADDR, &blData.transmitterProgrammed);
+	}
+#endif
+
+	if(!blData.transmitterProgrammed)			//If NOT programmed, return to run loader
+	{
+		return;
+	}
+
+	if(blData.loaderRunRequest)					//If loaderRunRequest, return to run loader
+	{
+		//Clear the loader run request
+		blData.loaderRunRequest = 0;
+		EE_WriteMemoryUINT32(BL_LOADERRUNREQUEST_EEPROM_ADDR, &blData.loaderRunRequest);
+		return;
+	}
+
+
+    //if FREQ and UP keys are held, return to run the loader screen
+    if(KEY_GetUpKeyHeld() && KEY_GetFrequencyKeyHeld())
+    {
+    	return;
+    }
+
+
+    //Jump to the application at BL_APP_IMAGE_ADDR
+	IAP_JumpToApp(BL_APP_IMAGE_ADDR);
+
+}
+
+
+void BL_ShowScreen(void)
+{
+	float32_t timer = 0.0;
+
+	//Init some things
+	timer_init();		//Needed for Delay_ticks
+	Init_Ports();		//make sure port expander outputs are in a safe state
+    LCD_Init();
+
+
+    //Update screen @ 10Hz and listen for USB data
+	while(1)
+	{
+		uint32_t xText = 20;
+		uint32_t yText = 30;
+		uint32_t yInc = 10;
+
+		LCD_Clear();
+
+		//Draw Text to LCD
+		sprintf(tempString, "TX Loader v%d", BL_VERSION);
+		FL_DrawString(tempString, LCD_X_MID, 0, font12Bold, LCD_DRAW_SET, FL_ALIGN_CENTER);
+
+
+
+
+		//TX Programmed
+		if(true == blData.transmitterProgrammed)
+		{
+			FL_DrawString("TX Programmed", xText, yText, font12Bold, LCD_DRAW_SET, FL_ALIGN_LEFT);
+		}
+		else
+		{
+			FL_DrawString("TX NOT Programmed", xText, yText, font12Bold, LCD_DRAW_SET, FL_ALIGN_LEFT);
+		}
+		yText += yInc;
+		yText += yInc;
+
+		FL_DrawString("Ready for Programming...", xText, yText, font12Bold, LCD_DRAW_SET, FL_ALIGN_LEFT);
+		yText += yInc;
+
+		//show time
+		timer += 0.1;
+		sprintf(tempString, "%0.1fs", timer);
+		FL_DrawString(tempString, 0, LCD_Y_MAX - FL_GetFontHeight(font12Bold), font12Bold, LCD_DRAW_SET, FL_ALIGN_LEFT);
+
+		LCD_Update();
+
+		//Power off if user presses power key
+		if(KEY_GetPowerKeyHeld())
+		{
+			Power_ON_OFF(OFF);
+			while(1);			//wait for power off
+		}
+
+		Delay_Ticks(10);		//100mS delay
+	}
+}
+
+/*
+ * 	Read bootloader data from EEPROM
+ * 	Have seen issue where first EEPROM read is garbage. throw the first read away.
+ */
+void BL_ReadInfo(void)
+{
+	EE_ReadMemoryUINT32(BL_VERSION_EEPROM_ADDR, &blData.version);
+	EE_ReadMemoryUINT32(BL_LOADERRUNREQUEST_EEPROM_ADDR, &blData.loaderRunRequest);
+	EE_ReadMemoryUINT32(BL_PROGRAMMED_EEPROM_ADDR, &blData.transmitterProgrammed);
+}
+
+
+