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bootdata.c
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///////////////////////////////////////////////////////////////////////////////
// Copyright Amine Chalandi 2023.
// Distributed under the Boost Software License,
// Version 1.0. (See accompanying file LICENSE_1_0.txt
// or copy at http://www.boost.org/LICENSE_1_0.txt)
//
/******************************************************************************************
Filename : bootdata.c
Core : ARM Cortex-M7
MCU : iMX RT1060
Author : Chalandi Amine
Owner : Chalandi Amine
Date : 30.06.2023
Description : Image configuration for Teensy 4.0
******************************************************************************************/
//=========================================================================================
// Defines
//=========================================================================================
#define ImageVectorTableHeaderMagicNumber 0x402000D1UL
//=========================================================================================
// Externs
//=========================================================================================
extern unsigned int __BOOT_ROM_CFG_BASE_ADDRESS;
extern unsigned int __IVT_BASE_ADDRESS;
extern unsigned int __IMAGE_SIZE;
//=========================================================================================
// Types
//=========================================================================================
typedef struct
{
unsigned int header;
unsigned int entry; /* Absolute address of the first instruction to execute from the image */
unsigned int reserved1; /* Reserved and should be zero */
unsigned int dcd; /* Absolute address of the image DCD, NULL if no DCD is required */
unsigned int boot_data; /* Absolute address of the boot data */
unsigned int ivt; /* Absolute address of the IVT. Used internally by the ROM */
unsigned int csf; /* Absolute address of the Command Sequence File, NULL if a CSF is not provided in the image */
unsigned int reserved2; /* Reserved and should be zero */
}
tImageVectorTable;
typedef struct
{
unsigned int start; /* Absolute address of the image */
unsigned int length; /* Size of the program image */
unsigned int plugin; /* Plugin flag, NULL if a Plugin is not provided in the image */
}
tBootData;
//=========================================================================================
// Globals
//=========================================================================================
const tBootData BootData =
{
.start = (unsigned int) &__BOOT_ROM_CFG_BASE_ADDRESS,
.length = (unsigned int) &__IMAGE_SIZE,
.plugin = 0U
};
const tImageVectorTable ImageVectorTable __attribute__((section(".ImageVectorTable"), aligned(4096))) =
{
.header = ImageVectorTableHeaderMagicNumber,
.entry = (unsigned int) &__IVT_BASE_ADDRESS,
.reserved1 = 0U,
.dcd = 0U,
.boot_data = (unsigned int) &BootData,
.ivt = (unsigned int) &ImageVectorTable,
.csf = 0U,
.reserved2 = 0U
};
const unsigned char FlexSPIConfigurationblock[512U] __attribute__((section(".FlexSPI_NOR_Config"))) =
{
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};