126 lines
5.3 KiB
C
126 lines
5.3 KiB
C
/************************************************************************************//**
|
|
* \file Demo/ARMCM0_XMC1_XMC1400_Boot_Kit_IAR/Boot/main.c
|
|
* \brief Bootloader application source file.
|
|
* \ingroup Boot_ARMCM0_XMC1_XMC1400_Boot_Kit_IAR
|
|
* \internal
|
|
*----------------------------------------------------------------------------------------
|
|
* C O P Y R I G H T
|
|
*----------------------------------------------------------------------------------------
|
|
* Copyright (c) 2016 by Feaser http://www.feaser.com All rights reserved
|
|
*
|
|
*----------------------------------------------------------------------------------------
|
|
* L I C E N S E
|
|
*----------------------------------------------------------------------------------------
|
|
* This file is part of OpenBLT. OpenBLT is free software: you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as published by the Free
|
|
* Software Foundation, either version 3 of the License, or (at your option) any later
|
|
* version.
|
|
*
|
|
* OpenBLT is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
|
|
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
* PURPOSE. See the GNU General Public License for more details.
|
|
*
|
|
* You have received a copy of the GNU General Public License along with OpenBLT. It
|
|
* should be located in ".\Doc\license.html". If not, contact Feaser to obtain a copy.
|
|
*
|
|
* \endinternal
|
|
****************************************************************************************/
|
|
|
|
/****************************************************************************************
|
|
* Include files
|
|
****************************************************************************************/
|
|
#include "boot.h" /* bootloader generic header */
|
|
#include "xmc_gpio.h" /* GPIO module */
|
|
#include "xmc_uart.h" /* UART driver header */
|
|
#include "xmc_can.h" /* CAN driver header */
|
|
|
|
|
|
/****************************************************************************************
|
|
* Function prototypes
|
|
****************************************************************************************/
|
|
static void Init(void);
|
|
static void PostInit(void);
|
|
|
|
|
|
/************************************************************************************//**
|
|
** \brief This is the entry point for the bootloader application and is called
|
|
** by the reset interrupt vector after the C-startup routines executed.
|
|
** \return None.
|
|
**
|
|
****************************************************************************************/
|
|
void main(void)
|
|
{
|
|
/* initialize the microcontroller */
|
|
Init();
|
|
/* initialize the bootloader */
|
|
BootInit();
|
|
/* post initialization of the microcontroller */
|
|
PostInit();
|
|
|
|
/* start the infinite program loop */
|
|
while (1)
|
|
{
|
|
/* run the bootloader task */
|
|
BootTask();
|
|
}
|
|
} /*** end of main ***/
|
|
|
|
|
|
/************************************************************************************//**
|
|
** \brief Initializes the microcontroller.
|
|
** \return none.
|
|
**
|
|
****************************************************************************************/
|
|
static void Init(void)
|
|
{
|
|
} /*** end of Init ***/
|
|
|
|
|
|
/************************************************************************************//**
|
|
** \brief Post initialization of the microcontroller. Contains all initialization
|
|
** code that should run after the bootloader's core was initialized.
|
|
** \return none.
|
|
**
|
|
****************************************************************************************/
|
|
static void PostInit(void)
|
|
{
|
|
#if (BOOT_COM_RS232_ENABLE > 0)
|
|
XMC_GPIO_CONFIG_t rx_rs232_config;
|
|
XMC_GPIO_CONFIG_t tx_rs232_config;
|
|
#endif
|
|
#if (BOOT_COM_CAN_ENABLE > 0)
|
|
XMC_GPIO_CONFIG_t rx_can_config;
|
|
XMC_GPIO_CONFIG_t tx_can_config;
|
|
#endif
|
|
|
|
#if (BOOT_COM_RS232_ENABLE > 0)
|
|
/* initialize UART Rx pin */
|
|
rx_rs232_config.mode = XMC_GPIO_MODE_INPUT_TRISTATE;
|
|
XMC_GPIO_Init(P1_3, &rx_rs232_config);
|
|
/* initialize UART Tx pin */
|
|
tx_rs232_config.mode = XMC_GPIO_MODE_OUTPUT_PUSH_PULL_ALT7;
|
|
XMC_GPIO_Init(P1_2, &tx_rs232_config);
|
|
/* set input source path to DXnA to connect P1_3 to ASC Receive. note that this
|
|
* function must be called after XMC_UART_CH_Init(), which is called when initializing
|
|
* the bootloader core with BootInit().
|
|
*/
|
|
XMC_UART_CH_SetInputSource(XMC_UART0_CH1, XMC_UART_CH_INPUT_RXD, USIC0_C1_DX0_P1_3);
|
|
#endif
|
|
|
|
#if (BOOT_COM_CAN_ENABLE > 0)
|
|
/* configure CAN receive pin */
|
|
rx_can_config.mode = XMC_GPIO_MODE_INPUT_TRISTATE;
|
|
XMC_GPIO_Init(P4_8, &rx_can_config);
|
|
/* configure CAN transmit pin */
|
|
tx_can_config.mode = XMC_GPIO_MODE_OUTPUT_PUSH_PULL_ALT9;
|
|
XMC_GPIO_Init(P4_9, &tx_can_config);
|
|
/* select CAN Receive Input C (N1_RXDC) to map P4_8 to CAN_NODE1 */
|
|
XMC_CAN_NODE_EnableConfigurationChange(CAN_NODE1);
|
|
XMC_CAN_NODE_SetReceiveInput(CAN_NODE1, XMC_CAN_NODE_RECEIVE_INPUT_RXDCC);
|
|
XMC_CAN_NODE_DisableConfigurationChange(CAN_NODE1);
|
|
#endif
|
|
} /*** end of PostInit ***/
|
|
|
|
|
|
/*********************************** end of main.c *************************************/
|