2 *****************************************************************************
4 ** File : stm32_flash.ld
6 ** Abstract : Linker script for STM32F100RB Device with
7 ** 128KByte FLASH, 8KByte RAM
9 ** Set heap size, stack size and stack location according
10 ** to application requirements.
12 ** Set memory bank area and size if external memory is used.
14 ** Target : STMicroelectronics STM32
16 ** Environment : Atollic TrueSTUDIO(R)
18 ** Distribution: The file is distributed
\93as is,
\94 without any warranty
21 ** (c)Copyright Atollic AB.
22 ** This file may be distributed and used with the FreeRTOS example project
23 ** for Atollic TrueSTUDIO only.
25 *****************************************************************************
31 /* Highest address of the user mode stack */
32 _estack = 0x20002000; /* end of 8K RAM */
34 /* Generate a link error if heap and stack don't fit into RAM */
35 _Min_Heap_Size = 0; /* required amount of heap */
36 _Min_Stack_Size = 0x80; /* required amount of stack */
38 /* Specify the memory areas */
41 FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 128K
42 RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 8K
43 MEMORY_B1 (rx) : ORIGIN = 0x60000000, LENGTH = 0K
46 /* Define output sections */
49 /* The startup code goes first into FLASH */
53 KEEP(*(.isr_vector)) /* Startup code */
57 /* The program code and other data goes into FLASH */
61 *(.text) /* .text sections (code) */
62 *(.text*) /* .text* sections (code) */
63 *(.rodata) /* .rodata sections (constants, strings, etc.) */
64 *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
65 *(.glue_7) /* glue arm to thumb code */
66 *(.glue_7t) /* glue thumb to arm code */
73 _etext = .; /* define a global symbols at end of code */
77 .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
86 PROVIDE_HIDDEN (__preinit_array_start = .);
87 KEEP (*(.preinit_array*))
88 PROVIDE_HIDDEN (__preinit_array_end = .);
92 PROVIDE_HIDDEN (__init_array_start = .);
93 KEEP (*(SORT(.init_array.*)))
94 KEEP (*(.init_array*))
95 PROVIDE_HIDDEN (__init_array_end = .);
99 PROVIDE_HIDDEN (__fini_array_start = .);
100 KEEP (*(.fini_array*))
101 KEEP (*(SORT(.fini_array.*)))
102 PROVIDE_HIDDEN (__fini_array_end = .);
105 /* used by the startup to initialize data */
108 /* Initialized data sections goes into RAM, load LMA copy after code */
109 .data : AT ( _sidata )
112 _sdata = .; /* create a global symbol at data start */
113 *(.data) /* .data sections */
114 *(.data*) /* .data* sections */
117 _edata = .; /* define a global symbol at data end */
120 /* Uninitialized data section */
124 /* This is used by the startup in order to initialize the .bss secion */
125 _sbss = .; /* define a global symbol at bss start */
126 __bss_start__ = _sbss;
132 _ebss = .; /* define a global symbol at bss end */
136 PROVIDE ( end = _ebss );
137 PROVIDE ( _end = _ebss );
139 /* User_heap_stack section, used to check that there is enough RAM left */
143 . = . + _Min_Heap_Size;
144 . = . + _Min_Stack_Size;
148 /* MEMORY_bank1 section, code must be located here explicitly */
149 /* Example: extern int foo(void) __attribute__ ((section (".mb1text"))); */
152 *(.mb1text) /* .mb1text sections (code) */
153 *(.mb1text*) /* .mb1text* sections (code) */
154 *(.mb1rodata) /* read-only data (constants) */
158 /* Remove information from the standard libraries */
166 .ARM.attributes 0 : { *(.ARM.attributes) }