114 lines
4.9 KiB
C
114 lines
4.9 KiB
C
/************************************************************************************//**
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* \file Demo/ARMCM0_XMC1_XMC1400_Boot_Kit_GCC/Boot/main.c
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* \brief Bootloader application source file.
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* \ingroup Boot_ARMCM0_XMC1_XMC1400_Boot_Kit_GCC
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* \internal
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*----------------------------------------------------------------------------------------
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* C O P Y R I G H T
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*----------------------------------------------------------------------------------------
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* Copyright (c) 2017 by Feaser http://www.feaser.com All rights reserved
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*
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*----------------------------------------------------------------------------------------
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* L I C E N S E
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*----------------------------------------------------------------------------------------
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* This file is part of OpenBLT. OpenBLT is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as published by the Free
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* Software Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* OpenBLT is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You have received a copy of the GNU General Public License along with OpenBLT. It
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* should be located in ".\Doc\license.html". If not, contact Feaser to obtain a copy.
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*
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* \endinternal
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****************************************************************************************/
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/****************************************************************************************
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* Include files
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****************************************************************************************/
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#include "boot.h" /* bootloader generic header */
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#include "xmc_gpio.h" /* GPIO module */
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#include "xmc_uart.h" /* UART driver header */
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#include "xmc_can.h" /* CAN driver header */
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/****************************************************************************************
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* Function prototypes
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****************************************************************************************/
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static void PostInit(void);
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/************************************************************************************//**
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** \brief This is the entry point for the bootloader application and is called
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** by the reset interrupt vector after the C-startup routines executed.
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** \return Program exit code.
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**
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****************************************************************************************/
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int main(void)
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{
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/* initialize the bootloader */
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BootInit();
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/* post initialization of the microcontroller */
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PostInit();
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/* start the infinite program loop */
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while (1)
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{
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/* run the bootloader task */
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BootTask();
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}
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return 0;
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} /*** end of main ***/
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/************************************************************************************//**
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** \brief Post initialization of the microcontroller. Contains all initialization
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** code that should run after the bootloader's core was initialized.
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** \return none.
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**
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****************************************************************************************/
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static void PostInit(void)
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{
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#if (BOOT_COM_RS232_ENABLE > 0)
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XMC_GPIO_CONFIG_t rx_rs232_config;
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XMC_GPIO_CONFIG_t tx_rs232_config;
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#endif
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#if (BOOT_COM_CAN_ENABLE > 0)
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XMC_GPIO_CONFIG_t rx_can_config;
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XMC_GPIO_CONFIG_t tx_can_config;
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#endif
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#if (BOOT_COM_RS232_ENABLE > 0)
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/* initialize UART Rx pin */
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rx_rs232_config.mode = XMC_GPIO_MODE_INPUT_TRISTATE;
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XMC_GPIO_Init(P1_3, &rx_rs232_config);
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/* initialize UART Tx pin */
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tx_rs232_config.mode = XMC_GPIO_MODE_OUTPUT_PUSH_PULL_ALT7;
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XMC_GPIO_Init(P1_2, &tx_rs232_config);
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/* set input source path to DXnA to connect P1_3 to ASC Receive. note that this
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* function must be called after XMC_UART_CH_Init(), which is called when initializing
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* the bootloader core with BootInit().
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*/
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XMC_UART_CH_SetInputSource(XMC_UART0_CH1, XMC_UART_CH_INPUT_RXD, USIC0_C1_DX0_P1_3);
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#endif
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#if (BOOT_COM_CAN_ENABLE > 0)
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/* configure CAN receive pin */
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rx_can_config.mode = XMC_GPIO_MODE_INPUT_TRISTATE;
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XMC_GPIO_Init(P4_8, &rx_can_config);
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/* configure CAN transmit pin */
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tx_can_config.mode = XMC_GPIO_MODE_OUTPUT_PUSH_PULL_ALT9;
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XMC_GPIO_Init(P4_9, &tx_can_config);
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/* select CAN Receive Input C (N1_RXDC) to map P4_8 to CAN_NODE1 */
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XMC_CAN_NODE_EnableConfigurationChange(CAN_NODE1);
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XMC_CAN_NODE_SetReceiveInput(CAN_NODE1, XMC_CAN_NODE_RECEIVE_INPUT_RXDCC);
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XMC_CAN_NODE_DisableConfigurationChange(CAN_NODE1);
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#endif
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} /*** end of PostInit ***/
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/*********************************** end of main.c *************************************/
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