/********************************************************************* * SEGGER Microcontroller GmbH * * The Embedded Experts * ********************************************************************** * * * (c) 2014 - 2024 SEGGER Microcontroller GmbH * * * * www.segger.com Support: support@segger.com * * * ********************************************************************** * * * All rights reserved. * * * * Redistribution and use in source and binary forms, with or * * without modification, are permitted provided that the following * * condition is met: * * * * - Redistributions of source code must retain the above copyright * * notice, this condition and the following disclaimer. * * * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND * * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, * * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * * DISCLAIMED. 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Literature: [1] SEGGER Linker User Guide (https://www.segger.com/doc/UM20005_Linker.html) [2] SEGGER Linker Section Placement (https://wiki.segger.com/SEGGER_Linker_Script_Files) */ define memory with size = 4G; // // Combined regions per memory type // define region FLASH = FLASH1; define region RAM = AXI_RAM; // // Block definitions // define block vectors { section .vectors }; // Vector table section define block vectors_ram { section .vectors_ram }; // Vector table section define block ctors { section .ctors, section .ctors.*, block with alphabetical order { init_array } }; define block dtors { section .dtors, section .dtors.*, block with reverse alphabetical order { fini_array } }; define block exidx { section .ARM.exidx, section .ARM.exidx.* }; define block tbss { section .tbss, section .tbss.* }; define block tdata { section .tdata, section .tdata.* }; define block tls with fixed order { block tbss, block tdata }; define block tdata_load { copy of block tdata }; define block heap with auto size = __HEAPSIZE__, alignment = 8, /* fill =0x00, */ readwrite access { }; define block stack with size = __STACKSIZE__, alignment = 8, /* fill =0xCD, */ readwrite access { }; define block stack_process with size = __STACKSIZE_PROCESS__, alignment = 8, /* fill =0xCD, */ readwrite access { }; // // Explicit initialization settings for sections // Packing options for initialize by copy: packing=auto/lzss/zpak/packbits // do not initialize { section .non_init, section .non_init.*, section .*.non_init, section .*.non_init.* }; do not initialize { section .no_init, section .no_init.*, section .*.no_init, section .*.no_init.* }; // Legacy sections, kept for backwards compatibility do not initialize { section .noinit, section .noinit.*, section .*.noinit, section .*.noinit.* }; // Legacy sections, used by some SDKs/HALs do not initialize { block vectors_ram }; initialize by copy with packing=auto { section .data, section .data.*, section .*.data, section .*.data.* }; // Static data sections initialize by copy with packing=auto { section .fast, section .fast.*, section .*.fast, section .*.fast.* }; // "RAM Code" sections initialize by calling __SEGGER_STOP_X_InitLimits { section .data.stop.* }; #define USES_ALLOC_FUNC \ linked symbol malloc || linked symbol aligned_alloc || \ linked symbol calloc || linked symbol realloc initialize by calling __SEGGER_init_heap if USES_ALLOC_FUNC { block heap }; // Init the heap if one is required initialize by calling __SEGGER_init_ctors { block ctors }; // Call constructors for global objects which need to be constructed before reaching main (if any). Make sure this is done after setting up heap. //assert with warning "free() linked into application but there are no calls to an allocation function!" { // linked symbol free => USES_ALLOC_FUNC //}; assert with error "heap is too small!" { USES_ALLOC_FUNC => size of block heap >= 48 }; assert with error "heap size not a multiple of 8!" { USES_ALLOC_FUNC => size of block heap % 8 == 0 }; assert with error "heap not correctly aligned!" { USES_ALLOC_FUNC => start of block heap % 8 == 0 }; // // Explicit placement in FLASHn // place in FLASH1 { section .FLASH1, section .FLASH1.* }; // // FLASH Placement // place at start of FLASH { block vectors }; // Vector table section place in FLASH with minimum size order { block tdata_load, // Thread-local-storage load image block exidx, // ARM exception unwinding block block ctors, // Constructors block block dtors, // Destructors block readonly, // Catch-all for readonly data (e.g. .rodata, .srodata) readexec // Catch-all for (readonly) executable code (e.g. .text) }; // // Explicit placement in RAMn // place in RAM1 { section .RAM1, section .RAM1.* }; // // RAM Placement // place at start of RAM { block vectors_ram }; place in RAM with auto order { section .fast, section .fast.*, // "ramfunc" section block tls, // Thread-local-storage block readwrite, // Catch-all for initialized/uninitialized data sections (e.g. .data, .noinit) zeroinit // Catch-all for zero-initialized data sections (e.g. .bss) }; place in DTCM_RAM { block heap }; // Heap reserved block place at end of DTCM_RAM with fixed order { block stack_process, block stack }; // Stack reserved block at the end