351 lines
12 KiB
C
351 lines
12 KiB
C
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/**********************************************************************************************************************
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* COPYRIGHT
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* -------------------------------------------------------------------------------------------------------------------
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* \verbatim
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* Copyright (c) 2025 by Vector Informatik GmbH. All rights reserved.
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*
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* This software is copyright protected and proprietary to Vector Informatik GmbH.
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* Vector Informatik GmbH grants to you only those rights as set out in the license conditions.
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* All other rights remain with Vector Informatik GmbH.
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* \endverbatim
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* -------------------------------------------------------------------------------------------------------------------
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* FILE DESCRIPTION
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* -----------------------------------------------------------------------------------------------------------------*/
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/** \file File: Brs_MemMap.h
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* Project: Vector Basic Runtime System
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* Module: BrsMain
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*
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* \brief Description: Module specific MemMap Header to allow linking of specific parts of BRS into specific
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* memory sections.
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*
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* \attention Please note:
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* The demo and example programs only show special aspects of the software. With regard to the fact
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* that these programs are meant for demonstration purposes only, Vector Informatik liability shall be
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* expressly excluded in cases of ordinary negligence, to the extent admissible by law or statute.
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*********************************************************************************************************************/
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/**********************************************************************************************************************
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* REVISION HISTORY
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* -------------------------------------------------------------------------------------------------------------------
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* Refer to BrsMain.h.
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*********************************************************************************************************************/
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#ifndef BRS_MEMMAP_ERROR
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#define BRS_MEMMAP_ERROR
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#endif
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#if defined (VVIRTUALTARGET)
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/*
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* VTT/CANoeEmu is supporting ANSI/GNU/CLANG as compiler values, but does not contain a Makefile which sets
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* BRS_COMP_
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*/
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/*
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* The vVIRTUALtarget ANSI compiler options do not even support #warning:
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* fatal error C1021: invalid preprocessor command 'warning'
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* So no warnings show up for this compiler on this platform
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*/
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/* vVIRTUALtarget build settings: Windows x86/x64, Visual Studio */
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# if defined (_MICROSOFT_C_VTT_)
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#define BRS_COMP_ANSI
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/* vVIRTUALtarget build settings: Windows x86, CMake / MinGW-w64 */
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# elif defined (__MINGW32__)
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#define BRS_COMP_GCCGNU
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/* vVIRTUALtarget build settings: Linux, CMake / Clang */
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# elif defined (__clang__)
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#define BRS_COMP_ARM6
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# endif
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#endif
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/**********************************************************************************************************************
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* CONFIGURATION CHECK
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*********************************************************************************************************************/
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#if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#else
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#error "Unknown compiler specified! Pragmas for mapping into specific sections not yet implemented for your compiler."
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#endif
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/**********************************************************************************************************************
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* CODE sections
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*********************************************************************************************************************/
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/*****************************************************************************/
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/* StartupCode part, located in BrsMain, which is only used by first execution
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* instance (e.g. Brs_PreMainStartup())
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*****************************************************************************/
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#ifdef BRS_START_SEC_STARTUP_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ".brsMainStartup"
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# endif
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#undef BRS_START_SEC_STARTUP_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_STARTUP_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ""
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# endif
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#undef BRS_STOP_SEC_STARTUP_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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/*****************************************************************************/
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/* Brs_ApplicationEntry section, located in BrsMainStartup, which is used by
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* every execution instance (Brs_ApplicationEntry()). This allows a fix
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* address of application entry, needed by some bootloader use-cases.
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*****************************************************************************/
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#ifdef BRS_START_SEC_BRSAPPLENTRY_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ".brsApplicationEntry"
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# endif
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#undef BRS_START_SEC_BRSAPPLENTRY_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_BRSAPPLENTRY_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ""
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# endif
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#undef BRS_STOP_SEC_BRSAPPLENTRY_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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/*****************************************************************************/
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/* Code Exception table, configured during startup from first execution
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* instance (on platforms, where exception table is code)
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*****************************************************************************/
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#ifdef BRS_START_SEC_EXCVECT_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ".brsExcVect"
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# endif
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#undef BRS_START_SEC_EXCVECT_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_EXCVECT_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ""
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# endif
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#undef BRS_STOP_SEC_EXCVECT_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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/*****************************************************************************/
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/* Code Exception table that is located in RAM, configured from FBL execution
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* instance (on platforms, where exception table is code)
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*****************************************************************************/
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#ifdef BRS_START_SEC_EXCVECTRAM_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ".brsExcVectRam"
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# endif
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#undef BRS_START_SEC_EXCVECTRAM_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_EXCVECTRAM_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ""
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# endif
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#undef BRS_STOP_SEC_EXCVECTRAM_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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/*****************************************************************************/
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/* FBL/HSM_Updater specific section, to copy parts of BRS into RAM
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* (everything, that is needed during re-flashing)
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*****************************************************************************/
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#ifdef BRS_START_SEC_RAM_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ".RamCodeSection"
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# endif
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#undef BRS_START_SEC_RAM_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_RAM_CODE
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section text = ""
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# endif
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#undef BRS_STOP_SEC_RAM_CODE
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#undef BRS_MEMMAP_ERROR
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#endif
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/**********************************************************************************************************************
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* CONST sections
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*********************************************************************************************************************/
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/*****************************************************************************/
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/* Constants, that are shared between several execution instances
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*****************************************************************************/
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#ifdef BRS_START_SEC_SHARED_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ".brsSharedConst"
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# endif
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#undef BRS_START_SEC_SHARED_CONST
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_SHARED_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ""
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# endif
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#undef BRS_STOP_SEC_SHARED_CONST
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#undef BRS_MEMMAP_ERROR
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#endif
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/*****************************************************************************/
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/* Const Exception table, configured during startup from first execution
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* instance (on platforms, where exception table is const)
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*****************************************************************************/
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#ifdef BRS_START_SEC_EXCVECT_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ".brsExcVectConst"
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# endif
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#undef BRS_START_SEC_EXCVECT_CONST
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_EXCVECT_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ""
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# endif
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#undef BRS_STOP_SEC_EXCVECT_CONST
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#undef BRS_MEMMAP_ERROR
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#endif
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/*****************************************************************************/
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/* Const Exception table that is located in RAM, configured from FBL execution
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* instance (on platforms, where exception table is const)
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*****************************************************************************/
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#ifdef BRS_START_SEC_EXCVECTRAM_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ".brsExcVectRamConst"
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# endif
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#undef BRS_START_SEC_EXCVECTRAM_CONST
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_EXCVECTRAM_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ""
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# endif
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#undef BRS_STOP_SEC_EXCVECTRAM_CONST
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#undef BRS_MEMMAP_ERROR
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#endif
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/*****************************************************************************/
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/* FBL/HSM_Updater specific section, to copy parts of BRS into RAM
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* (everything, that is needed during re-flashing)
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*****************************************************************************/
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#ifdef BRS_START_SEC_RAM_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ".RamConstSection"
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# endif
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#undef BRS_START_SEC_RAM_CONST
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#undef BRS_MEMMAP_ERROR
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#endif
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#ifdef BRS_STOP_SEC_RAM_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ""
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# endif
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#undef BRS_STOP_SEC_RAM_CONST
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#undef BRS_MEMMAP_ERROR
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#endif
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#if defined (BRS_ENABLE_FBL_SUPPORT)
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# if defined (BRS_FBL_INSTANCE_FBL)
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/*****************************************************************************/
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/* FBL specific section to store the FBL instance presence pattern into a
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* dedicated section
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*****************************************************************************/
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# ifdef BRS_START_SEC_FBL_PP_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ".FblPresencePatternSection"
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# endif
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#undef BRS_START_SEC_FBL_PP_CONST
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#undef BRS_MEMMAP_ERROR
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# endif
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# ifdef BRS_STOP_SEC_FBL_PP_CONST
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section rodata = ""
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# endif
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#undef BRS_STOP_SEC_FBL_PP_CONST
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#undef BRS_MEMMAP_ERROR
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# endif
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# endif /* BRS_FBL_INSTANCE_FBL */
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#endif /* BRS_ENABLE_FBL_SUPPORT */
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/**********************************************************************************************************************
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* VAR sections
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*********************************************************************************************************************/
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/*****************************************************************************/
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/* Variables, that are shared between several execution instances
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* (e.g. brsMain_ResetReason)
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*****************************************************************************/
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#ifdef BRS_START_SEC_SHARED_VAR
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section bss = ".brsSharedVar"
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# endif
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#undef BRS_START_SEC_SHARED_VAR
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#undef BRS_MEMMAP_ERROR
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# endif
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#ifdef BRS_STOP_SEC_SHARED_VAR
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# if defined (BRS_COMP_LLVMTEXASINSTRUMENTS)
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#pragma clang section bss = ""
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# endif
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#undef BRS_STOP_SEC_SHARED_VAR
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#undef BRS_MEMMAP_ERROR
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#endif
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#if defined (BRS_MEMMAP_ERROR)
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#error "Error in Brs_MemMap.h: MemMap section is not included!"
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#endif
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