131 lines
6.1 KiB
C
131 lines
6.1 KiB
C
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/*
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* Copyright (c) 2013 - 2014, Freescale Semiconductor, Inc.
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* Copyright 2016-2020 NXP
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* All rights reserved.
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*
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* NXP Confidential. This software is owned or controlled by NXP and may only be
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* used strictly in accordance with the applicable license terms. By expressly
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* accepting such terms or by downloading, installing, activating and/or otherwise
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* using the software, you are agreeing that you have read, and that you agree to
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* comply with and are bound by, such license terms. If you do not agree to be
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* bound by the applicable license terms, then you may not retain, install,
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* activate or otherwise use the software. The production use license in
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* Section 2.3 is expressly granted for this software.
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*/
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#ifndef STARTUP_H
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#define STARTUP_H
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#include <stdint.h>
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#include "device_registers.h"
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/**
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* @page misra_violations MISRA-C:2012 violations
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*
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* @section [global]
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* Violates MISRA 2012 Advisory Rule 2.5, Local macro not referenced.
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* The defined macro is used as include guard.
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*
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* @section [global]
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* Violates MISRA 2012 Advisory Rule 8.9, An object should be defined at block
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* scope if its identifier only appears in a single function.
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* All variables with this problem are defined in the linker files.
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*
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*/
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/*******************************************************************************
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* API
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******************************************************************************/
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/*!
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* @brief define symbols that specific start and end addres of some basic sections.
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*/
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#if (defined(S32K14x_SERIES) || defined(S32K11x_SERIES) || defined(S32V234_SERIES) || defined(MPC574x_SERIES) || defined(S32R_SERIES) || defined(S32MTV_SERIES) || defined(SJA1110_SERIES))
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#if (defined(__ICCARM__))
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#define INTERRUPTS_SECTION_START __section_begin(".intvec")
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#define INTERRUPTS_SECTION_END __section_end(".intvec")
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#define BSS_SECTION_START __section_begin(".bss")
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#define BSS_SECTION_END __section_end(".bss")
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#define DATA_SECTION_START __section_begin(".data")
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#define DATA_SECTION_END __section_end(".data")
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#define CUSTOMSECTION_SECTION_START __section_begin(".customSection")
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#define CUSTOMSECTION_SECTION_END __section_end(".customSection")
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#define CODE_RAM_SECTION_START __section_begin("__CODE_RAM")
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#define CODE_RAM_SECTION_END __section_end("__CODE_RAM")
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#define DATA_INIT_SECTION_START __section_begin(".data_init")
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#define DATA_INIT_SECTION_END __section_end(".data_init")
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#define CODE_ROM_SECTION_START __section_begin("__CODE_ROM")
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#define CODE_ROM_SECTION_END __section_end("__CODE_ROM")
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#elif (defined(__ARMCC_VERSION))
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#define INTERRUPTS_SECTION_START (uint8_t *)__VECTOR_ROM_START
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#define INTERRUPTS_SECTION_END (uint8_t *)__VECTOR_ROM_END
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#define BSS_SECTION_START (uint8_t *)__BSS_START
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#define BSS_SECTION_END (uint8_t *)__BSS_END
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#define DATA_SECTION_START (uint8_t *)__DATA_RAM_START
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#define DATA_SECTION_END (uint8_t *)__DATA_RAM_END
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#define CUSTOMSECTION_SECTION_START (uint8_t *)__CUSTOM_SECTION_START
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#define CUSTOMSECTION_SECTION_END (uint8_t *)__CUSTOM_SECTION_END
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#define CODE_RAM_SECTION_START (uint8_t *)__CODE_RAM_START
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#define CODE_RAM_SECTION_END (uint8_t *)__CODE_RAM_END
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extern uint32_t __VECTOR_ROM_START;
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extern uint32_t __VECTOR_ROM_END;
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extern uint32_t __BSS_START;
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extern uint32_t __BSS_END;
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extern uint32_t __DATA_RAM_START;
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extern uint32_t __DATA_RAM_END;
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extern uint32_t __CUSTOM_SECTION_START;
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extern uint32_t __CUSTOM_SECTION_END;
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extern uint32_t __CODE_RAM_START;
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extern uint32_t __CODE_RAM_END;
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#else
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#define INTERRUPTS_SECTION_START (uint8_t *)&__interrupts_start__
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#define INTERRUPTS_SECTION_END (uint8_t *)&__interrupts_end__
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#define BSS_SECTION_START (uint8_t *)&__bss_start__
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#define BSS_SECTION_END (uint8_t *)&__bss_end__
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#define DATA_SECTION_START (uint8_t *)&__data_start__
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#define DATA_SECTION_END (uint8_t *)&__data_end__
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#define CUSTOMSECTION_SECTION_START (uint8_t *)&__customSection_start__
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#define CUSTOMSECTION_SECTION_END (uint8_t *)&__customSection_end__
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#define CODE_RAM_SECTION_START (uint8_t *)&__code_ram_start__
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#define CODE_RAM_SECTION_END (uint8_t *)&__code_ram_end__
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extern uint32_t __interrupts_start__;
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extern uint32_t __interrupts_end__;
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extern uint32_t __bss_start__;
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extern uint32_t __bss_end__;
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extern uint32_t __data_start__;
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extern uint32_t __data_end__;
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extern uint32_t __customSection_start__;
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extern uint32_t __customSection_end__;
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extern uint32_t __code_ram_start__;
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extern uint32_t __code_ram_end__;
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#endif
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#endif
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#if (defined(__ICCARM__))
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#pragma section = ".data"
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#pragma section = ".data_init"
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#pragma section = ".bss"
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#pragma section = ".intvec"
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#pragma section = ".customSection"
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#pragma section = ".customSection_init"
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#pragma section = "__CODE_RAM"
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#pragma section = "__CODE_ROM"
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#endif
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/*!
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* @brief Make necessary initializations for RAM.
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*
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* - Copy initialized data from ROM to RAM.
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* - Clear the zero-initialized data section.
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* - Copy the vector table from ROM to RAM. This could be an option.
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*/
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void init_data_bss(void);
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#endif /* STARTUP_H*/
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/*******************************************************************************
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* EOF
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******************************************************************************/
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