| 1 | /********************************************************************* |
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| 2 | * SEGGER Microcontroller GmbH * |
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| 3 | * The Embedded Experts * |
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| 4 | ********************************************************************** |
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| 5 | * * |
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| 6 | * (c) 2014 - 2020 SEGGER Microcontroller GmbH * |
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| 7 | * * |
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| 8 | * www.segger.com Support: support@segger.com * |
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| 9 | * * |
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| 10 | ********************************************************************** |
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| 11 | * * |
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| 12 | * All rights reserved. * |
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| 13 | * * |
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| 14 | * Redistribution and use in source and binary forms, with or * |
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| 15 | * without modification, are permitted provided that the following * |
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| 16 | * condition is met: * |
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| 17 | * * |
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| 18 | * - Redistributions of source code must retain the above copyright * |
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| 19 | * notice, this condition and the following disclaimer. * |
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| 20 | * * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND * |
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| 22 | * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, * |
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| 23 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * |
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| 24 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * |
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| 25 | * DISCLAIMED. IN NO EVENT SHALL SEGGER Microcontroller BE LIABLE FOR * |
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| 26 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * |
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| 27 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT * |
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| 28 | * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * |
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| 29 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * |
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| 30 | * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * |
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| 31 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE * |
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| 32 | * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH * |
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| 33 | * DAMAGE. * |
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| 34 | * * |
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| 35 | ********************************************************************** |
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| 36 | -------------------------- END-OF-HEADER ----------------------------- |
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| 37 | |
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| 38 | File : STM32G0xx_Flash.icf |
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| 39 | Purpose : STM32G0xx linker script for application placement in Flash, |
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| 40 | for use with the SEGGER Linker. |
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| 41 | */ |
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| 42 | |
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| 43 | define memory with size = 4G; |
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| 44 | |
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| 45 | // |
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| 46 | // Combined regions per memory type |
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| 47 | // |
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| 48 | define region FLASH = FLASH1; |
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| 49 | define region RAM = RAM1; |
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| 50 | |
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| 51 | // |
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| 52 | // Block definitions |
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| 53 | // |
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| 54 | define block vectors { section .vectors }; // Vector table section |
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| 55 | define block vectors_ram { section .vectors_ram }; // Vector table section |
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| 56 | define block ctors { section .ctors, section .ctors.*, block with alphabetical order { init_array } }; |
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| 57 | define block dtors { section .dtors, section .dtors.*, block with reverse alphabetical order { fini_array } }; |
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| 58 | define block exidx { section .ARM.exidx, section .ARM.exidx.* }; |
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| 59 | define block tbss { section .tbss, section .tbss.* }; |
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| 60 | define block tdata { section .tdata, section .tdata.* }; |
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| 61 | define block tls { block tbss, block tdata }; |
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| 62 | define block tdata_load { copy of block tdata }; |
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| 63 | define block heap with size = __HEAPSIZE__, alignment = 8, /* fill =0x00, */ readwrite access { }; |
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| 64 | define block stack with size = __STACKSIZE__, alignment = 8, /* fill =0xCD, */ readwrite access { }; |
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| 65 | // |
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| 66 | // Explicit initialization settings for sections |
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| 67 | // Packing options for initialize by copy: packing=auto/lzss/zpak/packbits |
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| 68 | // |
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| 69 | do not initialize { section .non_init, section .non_init.*, section .*.non_init, section .*.non_init.* }; |
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| 70 | do not initialize { section .no_init, section .no_init.*, section .*.no_init, section .*.no_init.* }; // Legacy sections, kept for backwards compatibility |
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| 71 | do not initialize { section .noinit, section .noinit.*, section .*.noinit, section .*.noinit.* }; // Legacy sections, used by some SDKs/HALs |
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| 72 | do not initialize { block vectors_ram }; |
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| 73 | initialize by copy with packing=auto { section .data, section .data.*, section .*.data, section .*.data.* }; // Static data sections |
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| 74 | initialize by copy with packing=auto { section .fast, section .fast.* }; // "RAM Code" sections |
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| 75 | initialize by symbol __SEGGER_init_heap { block heap }; // Init the heap if there is one |
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| 76 | initialize by symbol __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. |
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| 77 | |
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| 78 | // |
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| 79 | // Explicit placement in FLASHn |
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| 80 | // |
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| 81 | place in FLASH1 { section .FLASH1, section .FLASH1.* }; |
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| 82 | // |
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| 83 | // FLASH Placement |
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| 84 | // |
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| 85 | place at start of FLASH { block vectors }; // Vector table section |
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| 86 | place in FLASH with minimum size order { section .init, section .init.*, // Init code section |
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| 87 | section .init_rodata, section .init_rodata.*, // Init read-only section |
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| 88 | section .text, section .text.*, // Code section |
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| 89 | section .rodata, section .rodata.*, // Read-only data section |
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| 90 | section .segger.*, // Auto-generated initialization |
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| 91 | section .ARM.extab.*, // ARM exception table |
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| 92 | block exidx, // ARM exception unwinding block |
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| 93 | block ctors, // Constructors block |
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| 94 | block dtors }; // Destructors block |
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| 95 | place in FLASH { block tdata_load }; // Thread-local-storage load image |
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| 96 | |
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| 97 | // |
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| 98 | // Explicit placement in RAMn |
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| 99 | // |
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| 100 | place in RAM1 { section .RAM1, section .RAM1.* }; |
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| 101 | // |
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| 102 | // RAM Placement |
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| 103 | // |
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| 104 | place at start of RAM { block vectors_ram }; |
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| 105 | place in RAM { section .non_init, section .non_init.*, // No initialization section |
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| 106 | section .no_init, section .no_init.*, // No initialization section, for backwards compatibility |
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| 107 | section .noinit, section .noinit.*, // No initialization section, used by some SDKs/HALs |
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| 108 | block tls }; // Thread-local-storage block |
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| 109 | place in RAM with auto order { section .fast, section .fast.*, // "ramfunc" section |
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| 110 | section .RamFunc*, // "ramfunc" section |
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| 111 | section .data, section .data.*, // Initialized data section |
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| 112 | section .bss, section .bss.* // Static data section |
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| 113 | }; |
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| 114 | place in RAM { block heap }; // Heap reserved block |
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| 115 | place at end of RAM { block stack }; // Stack reserved block at the end |
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| 116 | |
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| 117 | define region CRC = [end(FLASH) - 4 size 4]; |
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| 118 | define region APP = FLASH - CRC; |
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| 119 | place in CRC { integrity check of APP with algorithm="CRC-32/STM32" fill=0xFF }; |
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| 120 | fill APP with 0xFF; |
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