bootloader.c File Reference

Implementation of bootloader state machine.

Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries.

#include <types.h>
#include <bootStructure.h>
#include <abstractSerializer.h>
#include <hardwareInit.h>
#include "app_info.h"
#include "appEntry.h"

Functions
int	Boot_main (void)
	State machine in the main. More...

Variables
boot_info_t	bInfo
uint64_t	flag

int Boot_main

(

void

)

State machine in the main.

References app_infoAction(), flag, jumpToApplication(), lowLevelInit(), lowLevelUnInit(), RESET_FLAG, srecHandshake(), srecProtocol(), and system_reset().

Referenced by main().

boot_info_t bInfo

Initial value:

= {
    .crc =0,
    .majorRev = 0x0001,
    .minorRev = 0x0001,
    .reservedRev = 0x0000,
    .supported_features.mask = 0,
    .supported_features.bits.multiApps = FEATURE_MULTI_APPS,
    .supported_features.bits.imgSecurity = 0,
    .supported_features.bits.rfInterface = 0,
    .supported_features.bits.usart0Interface = 1,
    .supported_features.bits.usart1Interface = 0,
    .supported_features.bits.spiInterface = 0,
    .supported_features.bits.twiInterface = 0,
    .supported_features.bits.usbInterface = 0,
    .supported_features.bits.reserved = 0,
    .start_address = 0x00000000,
    .bprot_size = 0x0003,     
    .mcu_flash_size = TWO_POWER_EXPONENT_16(FLASH_SIZE_IN_KB),
    .ext_flash_size = TWO_POWER_EXPONENT_16(EXT_MEM_SIZE_IN_KB),
    .reserved = 0x00
}

Referenced by update_boot_info().

uint64_t flag

To send values once per button press