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comparison f103c8/STM32F103C8_FLASH.ld @ 2:0c59e7a7782a

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Working on GPIO and RCC
author cin
date Mon, 16 Jan 2017 11:04:47 +0300
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1:a0b14b11ad9f 2:0c59e7a7782a
1 /*
2 *****************************************************************************
3 **
4
5 ** File : stm32_flash.ld
6 **
7 ** Abstract : Linker script for STM32F103C8 Device with
8 ** 64KByte FLASH, 20KByte RAM
9 **
10 ** Set heap size, stack size and stack location according
11 ** to application requirements.
12 **
13 ** Set memory bank area and size if external memory is used.
14 **
15 ** Target : STMicroelectronics STM32
16 **
17 ** Environment : Atollic TrueSTUDIO(R)
18 **
19 ** Distribution: The file is distributed as is, without any warranty
20 ** of any kind.
21 **
22 ** (c)Copyright Atollic AB.
23 ** You may use this file as-is or modify it according to the needs of your
24 ** project. This file may only be built (assembled or compiled and linked)
25 ** using the Atollic TrueSTUDIO(R) product. The use of this file together
26 ** with other tools than Atollic TrueSTUDIO(R) is not permitted.
27 **
28 *****************************************************************************
29 */
30
31 /* Entry Point */
32 ENTRY(Reset_Handler)
33
34 /* Highest address of the user mode stack */
35 _estack = 0x20005000; /* end of RAM */
36 /* Generate a link error if heap and stack don't fit into RAM */
37 _Min_Heap_Size = 0x200; /* required amount of heap */
38 _Min_Stack_Size = 0x400; /* required amount of stack */
39
40 /* Specify the memory areas */
41 MEMORY
42 {
43 RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 20K
44 FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 64K
45 }
46
47 /* Define output sections */
48 SECTIONS
49 {
50 /* The startup code goes first into FLASH */
51 .isr_vector :
52 {
53 . = ALIGN(4);
54 KEEP(*(.isr_vector)) /* Startup code */
55 . = ALIGN(4);
56 } >FLASH
57
58 /* The program code and other data goes into FLASH */
59 .text :
60 {
61 . = ALIGN(4);
62 *(.text) /* .text sections (code) */
63 *(.text*) /* .text* sections (code) */
64 *(.glue_7) /* glue arm to thumb code */
65 *(.glue_7t) /* glue thumb to arm code */
66 *(.eh_frame)
67
68 KEEP (*(.init))
69 KEEP (*(.fini))
70
71 . = ALIGN(4);
72 _etext = .; /* define a global symbols at end of code */
73 } >FLASH
74
75 /* Constant data goes into FLASH */
76 .rodata :
77 {
78 . = ALIGN(4);
79 *(.rodata) /* .rodata sections (constants, strings, etc.) */
80 *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
81 . = ALIGN(4);
82 } >FLASH
83
84 .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
85 .ARM : {
86 __exidx_start = .;
87 *(.ARM.exidx*)
88 __exidx_end = .;
89 } >FLASH
90
91 .preinit_array :
92 {
93 PROVIDE_HIDDEN (__preinit_array_start = .);
94 KEEP (*(.preinit_array*))
95 PROVIDE_HIDDEN (__preinit_array_end = .);
96 } >FLASH
97 .init_array :
98 {
99 PROVIDE_HIDDEN (__init_array_start = .);
100 KEEP (*(SORT(.init_array.*)))
101 KEEP (*(.init_array*))
102 PROVIDE_HIDDEN (__init_array_end = .);
103 } >FLASH
104 .fini_array :
105 {
106 PROVIDE_HIDDEN (__fini_array_start = .);
107 KEEP (*(SORT(.fini_array.*)))
108 KEEP (*(.fini_array*))
109 PROVIDE_HIDDEN (__fini_array_end = .);
110 } >FLASH
111
112 /* used by the startup to initialize data */
113 _sidata = LOADADDR(.data);
114
115 /* Initialized data sections goes into RAM, load LMA copy after code */
116 .data :
117 {
118 . = ALIGN(4);
119 _sdata = .; /* create a global symbol at data start */
120 *(.data) /* .data sections */
121 *(.data*) /* .data* sections */
122
123 . = ALIGN(4);
124 _edata = .; /* define a global symbol at data end */
125 } >RAM AT> FLASH
126
127
128 /* Uninitialized data section */
129 . = ALIGN(4);
130 .bss :
131 {
132 /* This is used by the startup in order to initialize the .bss secion */
133 _sbss = .; /* define a global symbol at bss start */
134 __bss_start__ = _sbss;
135 *(.bss)
136 *(.bss*)
137 *(COMMON)
138
139 . = ALIGN(4);
140 _ebss = .; /* define a global symbol at bss end */
141 __bss_end__ = _ebss;
142 } >RAM
143
144 /* User_heap_stack section, used to check that there is enough RAM left */
145 ._user_heap_stack :
146 {
147 . = ALIGN(4);
148 PROVIDE ( end = . );
149 PROVIDE ( _end = . );
150 . = . + _Min_Heap_Size;
151 . = . + _Min_Stack_Size;
152 . = ALIGN(4);
153 } >RAM
154
155
156
157 /* Remove information from the standard libraries */
158 /DISCARD/ :
159 {
160 libc.a ( * )
161 libm.a ( * )
162 libgcc.a ( * )
163 }
164
165 .ARM.attributes 0 : { *(.ARM.attributes) }
166 }
167
168