armfly-bootloader/User/app/bootloader/bootloader.c

#include "global.h"
#include "led.h"

u8 boot_goto_app(u32 addr)
{
    pFunction Jump_To_Application;
    __IO u32  JumpAddress;

    LED_RUN_OFF();
    CAN_DeInit(CAN1);

    if (((*(__IO u32 *)addr) & 0x2FFE0000) == 0x20000000)
    {
        JumpAddress         = *(__IO u32 *)(addr + 4);
        Jump_To_Application = (pFunction)JumpAddress;
        __set_MSP(*(__IO u32 *)addr);
        Jump_To_Application();
    }
    return 1;
}