source: trunk/firmware_v2/SES/STM32C0xx_Flash.icf@ 30

Last change on this file since 30 was 17, checked in by f.jahn, 4 months ago
File size: 8.9 KB
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[17]1/*********************************************************************
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3* The Embedded Experts *
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35**********************************************************************
36-------------------------- END-OF-HEADER -----------------------------
37
38File : STM32C0xx_Flash.icf
39Purpose : STM32C0xx linker script for application placement in Flash,
40 for use with the SEGGER Linker.
41Maps : STM32C011D6Yx, STM32C011F4Px, STM32C011F4Ux, STM32C011F6Px,
42 STM32C011F6Ux, STM32C011J4Mx, STM32C011J6Mx, STM32C031C4Tx,
43 STM32C031C4Ux, STM32C031C6Tx, STM32C031C6Ux, STM32C031F4Px,
44 STM32C031F6Px, STM32C031G4Ux, STM32C031G6Ux, STM32C031K4Tx,
45 STM32C031K4Ux, STM32C031K6Tx, STM32C031K6Ux
46Literature:
47 [1] SEGGER Linker User Guide (https://www.segger.com/doc/UM20005_Linker.html)
48 [2] SEGGER Linker Section Placement (https://wiki.segger.com/SEGGER_Linker_Script_Files)
49*/
50
51define memory with size = 4G;
52
53//
54// Combined regions per memory type
55//
56define region FLASH = FLASH1;
57define region RAM = RAM1;
58
59//
60// Block definitions
61//
62define block vectors { section .vectors }; // Vector table section
63define block vectors_ram { section .vectors_ram }; // Vector table section
64define block ctors { section .ctors, section .ctors.*, block with alphabetical order { init_array } };
65define block dtors { section .dtors, section .dtors.*, block with reverse alphabetical order { fini_array } };
66define block exidx { section .ARM.exidx, section .ARM.exidx.* };
67define block tbss { section .tbss, section .tbss.* };
68define block tdata { section .tdata, section .tdata.* };
69define block tls with fixed order { block tbss, block tdata };
70define block tdata_load { copy of block tdata };
71define block heap with auto size = __HEAPSIZE__, alignment = 8, readwrite access { };
72define block stack with size = __STACKSIZE__, alignment = 8, readwrite access { };
73define block stack_process with size = __STACKSIZE_PROCESS__, alignment = 8, /* fill =0xCD, */ readwrite access { };
74
75//
76// Explicit initialization settings for sections
77// Packing options for initialize by copy: packing=auto/lzss/zpak/packbits
78//
79do not initialize { section .non_init, section .non_init.*, section .*.non_init, section .*.non_init.* };
80do not initialize { section .no_init, section .no_init.*, section .*.no_init, section .*.no_init.* }; // Legacy sections, kept for backwards compatibility
81do not initialize { section .noinit, section .noinit.*, section .*.noinit, section .*.noinit.* }; // Legacy sections, used by some SDKs/HALs
82do not initialize { block vectors_ram };
83initialize by copy with packing=auto { section .data, section .data.*, section .*.data, section .*.data.* }; // Static data sections
84initialize by copy with packing=auto { section .fast, section .fast.*, section .*.fast, section .*.fast.* }; // "RAM Code" sections
85
86initialize by calling __SEGGER_STOP_X_InitLimits { section .data.stop.* };
87
88#define USES_ALLOC_FUNC \
89 linked symbol malloc || linked symbol aligned_alloc || \
90 linked symbol calloc || linked symbol realloc
91
92initialize by calling __SEGGER_init_heap if USES_ALLOC_FUNC { block heap }; // Init the heap if one is required
93initialize 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.
94
95//assert with warning "free() linked into application but there are no calls to an allocation function!" {
96// linked symbol free => USES_ALLOC_FUNC
97//};
98
99assert with error "heap is too small!" { USES_ALLOC_FUNC => size of block heap >= 48 };
100assert with error "heap size not a multiple of 8!" { USES_ALLOC_FUNC => size of block heap % 8 == 0 };
101assert with error "heap not correctly aligned!" { USES_ALLOC_FUNC => start of block heap % 8 == 0 };
102
103//
104// Explicit placement in FLASHn
105//
106place in FLASH1 { section .FLASH1, section .FLASH1.* };
107//
108// FLASH Placement
109//
110place at start of FLASH { block vectors }; // Vector table section
111place in FLASH with minimum size order { block tdata_load, // Thread-local-storage load image
112 block exidx, // ARM exception unwinding block
113 block ctors, // Constructors block
114 block dtors, // Destructors block
115 readonly, // Catch-all for readonly data (e.g. .rodata, .srodata)
116 readexec // Catch-all for (readonly) executable code (e.g. .text)
117 };
118
119//
120// Explicit placement in RAMn
121//
122place in RAM1 { section .RAM1, section .RAM1.* };
123//
124// RAM Placement
125//
126place at start of RAM { block vectors_ram };
127place in RAM { section .fast, section .fast.* }; // "ramfunc" section
128place in RAM with auto order { block tls, // Thread-local-storage block
129 readwrite, // Catch-all for initialized/uninitialized data sections (e.g. .data, .noinit)
130 zeroinit // Catch-all for zero-initialized data sections (e.g. .bss)
131 };
132place in RAM { block heap }; // Heap reserved block
133place at end of RAM { block stack }; // Stack reserved block at the end
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