Subversion Repositories DashDisplay

Rev

Rev 57 | Rev 61 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 57 Rev 58
Line 1... Line 1...
1 
/*
 1 
/*
2 
*****************************************************************************
 2 
*****************************************************************************
3 
**
 3 
**
4 
 
 4 
 
5 
**  File        : stm32_flash.ld
 5 
**  File        : stm32_flash.ld
6 
**
 6 
**
7 
**  Abstract    : Linker script for STM32L152RE Device with
 7 
**  Abstract    : Linker script for STM32L152RE Device with
8 
**                512KByte FLASH, 80KByte RAM
 8 
**                512KByte FLASH, 80KByte RAM
9 
**
 9 
**
10 
**                Set heap size, stack size and stack location according
 10 
**                Set heap size, stack size and stack location according
11 
**                to application requirements.
 11 
**                to application requirements.
12 
**
 12 
**
13 
**                Set memory bank area and size if external memory is used.
 13 
**                Set memory bank area and size if external memory is used.
14 
**
 14 
**
15 
**  Target      : STMicroelectronics STM32
 15 
**  Target      : STMicroelectronics STM32
16 
**
 16 
**
17 
**  Environment : Atollic TrueSTUDIO(R)
 17 
**  Environment : Atollic TrueSTUDIO(R)
18 
**
 18 
**
19 
**  Distribution: The file is distributed as is, without any warranty
 19 
**  Distribution: The file is distributed as is, without any warranty
20 
**                of any kind.
 20 
**                of any kind.
21 
**
 21 
**
22 
**  (c)Copyright Atollic AB.
 22 
**  (c)Copyright Atollic AB.
23 
**  You may use this file as-is or modify it according to the needs of your
 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)
 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
 25 
**  using the Atollic TrueSTUDIO(R) product. The use of this file together
26 
**  with other tools than Atollic TrueSTUDIO(R) is not permitted.
 26 
**  with other tools than Atollic TrueSTUDIO(R) is not permitted.
27 
**
 27 
**
28 
*****************************************************************************
 28 
*****************************************************************************
29 
*/
 29 
*/
30 
 
 30 
 
31 
/* Entry Point */
 31 
/* Entry Point */
32 
ENTRY(Reset_Handler)
 32 
ENTRY(Reset_Handler)
33 
 
 33 
 
34 
/* Highest address of the user mode stack */
 34 
/* Highest address of the user mode stack */
35 
_estack = 0x20014000;    /* end of RAM */
 35 
_estack = 0x20014000;    /* end of RAM */
36 
/* Generate a link error if heap and stack don't fit into RAM */
 36 
/* Generate a link error if heap and stack don't fit into RAM */
37 
_Min_Heap_Size = 0x200;      /* required amount of heap  */
 37 
_Min_Heap_Size = 0x200;      /* required amount of heap  */
38 
_Min_Stack_Size = 0x400; /* required amount of stack */
 38 
_Min_Stack_Size = 0x400; /* required amount of stack */
39 
 
 39 
 
40 
/* Specify the memory areas */
 40 
/* Specify the memory areas */
41 
MEMORY
 41 
MEMORY
42 
{
 42 
{
43 
FLASH (rx)      : ORIGIN = 0x8000000, LENGTH = 512K
 43 
FLASH (rx)      : ORIGIN = 0x8000000, LENGTH = 512K
44 
RAM (xrw)      : ORIGIN = 0x20000000, LENGTH = 80K
 44 
RAM (xrw)      : ORIGIN = 0x20000000, LENGTH = 80K
45 
NVRAM (rx)     : ORIGIN = 0x08080000, LENGTH = 4K
 45 
NVRAM (rx)     : ORIGIN = 0x08080000, LENGTH = 4K
46 
}
 46 
}
47 
 
 47 
 
48 
/* Define output sections */
 48 
/* Define output sections */
49 
SECTIONS
 49 
SECTIONS
50 
{
 50 
{
51 
  /* The startup code goes first into FLASH */
 51 
  /* The startup code goes first into FLASH */
52 
  .isr_vector :
 52 
  .isr_vector :
53 
  {
 53 
  {
54 
    . = ALIGN(4);
 54 
    . = ALIGN(4);
55 
    KEEP(*(.isr_vector)) /* Startup code */
 55 
    KEEP(*(.isr_vector)) /* Startup code */
56 
    . = ALIGN(4);
 56 
    . = ALIGN(4);
57 
  } >FLASH
 57 
  } >FLASH
58 
 
 58 
 
59 
  /* The program code and other data goes into FLASH */
 59 
  /* The program code and other data goes into FLASH */
60 
  .text :
 60 
  .text :
61 
  {
 61 
  {
62 
    . = ALIGN(4);
 62 
    . = ALIGN(4);
63 
    *(.text)           /* .text sections (code) */
 63 
    *(.text)           /* .text sections (code) */
64 
    *(.text*)          /* .text* sections (code) */
 64 
    *(.text*)          /* .text* sections (code) */
65 
    *(.glue_7)         /* glue arm to thumb code */
 65 
    *(.glue_7)         /* glue arm to thumb code */
66 
    *(.glue_7t)        /* glue thumb to arm code */
 66 
    *(.glue_7t)        /* glue thumb to arm code */
67 
    *(.eh_frame)
 67 
    *(.eh_frame)
68 
 
 68 
 
69 
    KEEP (*(.init))
 69 
    KEEP (*(.init))
70 
    KEEP (*(.fini))
 70 
    KEEP (*(.fini))
71 
 
 71 
 
72 
    . = ALIGN(4);
 72 
    . = ALIGN(4);
73 
    _etext = .;        /* define a global symbols at end of code */
 73 
    _etext = .;        /* define a global symbols at end of code */
74 
  } >FLASH
 74 
  } >FLASH
75 
 
 75 
 
76 
  /* Constant data goes into FLASH */
 76 
  /* Constant data goes into FLASH */
77 
  .rodata :
 77 
  .rodata :
78 
  {
 78 
  {
79 
    . = ALIGN(4);
 79 
    . = ALIGN(4);
80 
    *(.rodata)         /* .rodata sections (constants, strings, etc.) */
 80 
    *(.rodata)         /* .rodata sections (constants, strings, etc.) */
81 
    *(.rodata*)        /* .rodata* sections (constants, strings, etc.) */
 81 
    *(.rodata*)        /* .rodata* sections (constants, strings, etc.) */
82 
    . = ALIGN(4);
 82 
    . = ALIGN(4);
83 
  } >FLASH
 83 
  } >FLASH
84 
 
 84 
 
85 
  .ARM.extab   : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
 85 
  .ARM.extab   : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
86 
  .ARM : {
 86 
  .ARM : {
87 
    __exidx_start = .;
 87 
    __exidx_start = .;
88 
    *(.ARM.exidx*)
 88 
    *(.ARM.exidx*)
89 
    __exidx_end = .;
 89 
    __exidx_end = .;
90 
  } >FLASH
 90 
  } >FLASH
91 
 
 91 
 
92 
  .preinit_array     :
 92 
  .preinit_array     :
93 
  {
 93 
  {
94 
    PROVIDE_HIDDEN (__preinit_array_start = .);
 94 
    PROVIDE_HIDDEN (__preinit_array_start = .);
95 
    KEEP (*(.preinit_array*))
 95 
    KEEP (*(.preinit_array*))
96 
    PROVIDE_HIDDEN (__preinit_array_end = .);
 96 
    PROVIDE_HIDDEN (__preinit_array_end = .);
97 
  } >FLASH
 97 
  } >FLASH
98 
  .init_array :
 98 
  .init_array :
99 
  {
 99 
  {
100 
    PROVIDE_HIDDEN (__init_array_start = .);
 100 
    PROVIDE_HIDDEN (__init_array_start = .);
101 
    KEEP (*(SORT(.init_array.*)))
 101 
    KEEP (*(SORT(.init_array.*)))
102 
    KEEP (*(.init_array*))
 102 
    KEEP (*(.init_array*))
103 
    PROVIDE_HIDDEN (__init_array_end = .);
 103 
    PROVIDE_HIDDEN (__init_array_end = .);
104 
  } >FLASH
 104 
  } >FLASH
105 
  .fini_array :
 105 
  .fini_array :
106 
  {
 106 
  {
107 
    PROVIDE_HIDDEN (__fini_array_start = .);
 107 
    PROVIDE_HIDDEN (__fini_array_start = .);
108 
    KEEP (*(SORT(.fini_array.*)))
 108 
    KEEP (*(SORT(.fini_array.*)))
109 
    KEEP (*(.fini_array*))
 109 
    KEEP (*(.fini_array*))
110 
    PROVIDE_HIDDEN (__fini_array_end = .);
 110 
    PROVIDE_HIDDEN (__fini_array_end = .);
111 
  } >FLASH
 111 
  } >FLASH
112 
 
 112 
 
113 
  /* used by the startup to initialize data */
 113 
  /* used by the startup to initialize data */
114 
  _sidata = LOADADDR(.data);
 114 
  _sidata = LOADADDR(.data);
115 
 
 115 
 
116 
  /* Initialized data sections goes into RAM, load LMA copy after code */
 116 
  /* Initialized data sections goes into RAM, load LMA copy after code */
117 
  .data :
117 
  .data :
118 
  {
 118 
  {
119 
    . = ALIGN(4);
 119 
    . = ALIGN(4);
120 
    _sdata = .;        /* create a global symbol at data start */
 120 
    _sdata = .;        /* create a global symbol at data start */
121 
    *(.data)           /* .data sections */
 121 
    *(.data)           /* .data sections */
122 
    *(.data*)          /* .data* sections */
 122 
    *(.data*)          /* .data* sections */
123 
 
 123 
 
124 
    . = ALIGN(4);
 124 
    . = ALIGN(4);
125 
    _edata = .;        /* define a global symbol at data end */
 125 
    _edata = .;        /* define a global symbol at data end */
126 
  } >RAM AT> FLASH
 126 
  } >RAM AT> FLASH
127 
 
 127 
 
128
128
129 
  /* Uninitialized data section */
 129 
  /* Uninitialized data section */
130 
  . = ALIGN(4);
 130 
  . = ALIGN(4);
131 
  .bss :
 131 
  .bss :
132 
  {
 132 
  {
133 
    /* This is used by the startup in order to initialize the .bss secion */
 133 
    /* This is used by the startup in order to initialize the .bss secion */
134 
    _sbss = .;         /* define a global symbol at bss start */
 134 
    _sbss = .;         /* define a global symbol at bss start */
135 
    __bss_start__ = _sbss;
 135 
    __bss_start__ = _sbss;
136 
    *(.bss)
 136 
    *(.bss)
137 
    *(.bss*)
 137 
    *(.bss*)
138 
    *(COMMON)
 138 
    *(COMMON)
139 
 
 139 
 
140 
    . = ALIGN(4);
 140 
    . = ALIGN(4);
141 
    _ebss = .;         /* define a global symbol at bss end */
 141 
    _ebss = .;         /* define a global symbol at bss end */
142 
    __bss_end__ = _ebss;
 142 
    __bss_end__ = _ebss;
143 
  } >RAM
 143 
  } >RAM
144 
 
 144 
 
145 
  /* User_heap_stack section, used to check that there is enough RAM left */
 145 
  /* User_heap_stack section, used to check that there is enough RAM left */
146 
  ._user_heap_stack :
 146 
  ._user_heap_stack :
147 
  {
 147 
  {
148 
    . = ALIGN(4);
 148 
    . = ALIGN(4);
149 
    PROVIDE ( end = . );
 149 
    PROVIDE ( end = . );
150 
    PROVIDE ( _end = . );
 150 
    PROVIDE ( _end = . );
151 
    . = . + _Min_Heap_Size;
 151 
    . = . + _Min_Heap_Size;
152 
    . = . + _Min_Stack_Size;
 152 
    . = . + _Min_Stack_Size;
153 
    . = ALIGN(4);
 153 
    . = ALIGN(4);
154 
  } >RAM
 154 
  } >RAM
155 
 
 155 
 
156
156
157 
 
 157 
 
158 
  /* Remove information from the standard libraries */
 158 
  /* Remove information from the standard libraries */
159 
  /DISCARD/ :
 159 
  /DISCARD/ :
160 
  {
 160 
  {
161 
    libc.a ( * )
 161 
    libc.a ( * )
162 
    libm.a ( * )
 162 
    libm.a ( * )
163 
    libgcc.a ( * )
 163 
    libgcc.a ( * )
164 
  }
 164 
  }
165 
 
 165 
 
166 
 
 166 
 
167 
 /* NVRAM image section : nothing gets stored here but the addresses are set up */
 167 
 /* NVRAM image section : nothing gets stored here but the addresses are set up */
168 
    .nvram_data (NOLOAD) :
168 
    .nvram_data (NOLOAD) :
169 
   {
 169 
   {
170 
   _nvr_base = .;
 170 
   _nvr_base = .;
171 
    KEEP ( *(.NVRAM_Data)) /* any __attribute__((section(".NVRAM_Data"))) section info to be put in here  */
 171 
    KEEP ( *(.NVRAM_Data)) /* any __attribute__((section(".NVRAM_Data"))) section info to be put in here  */
172 
   } >NVRAM
172 
   } >NVRAM
173 
 
 173 
 
174 
 
 174 
 
175 
 
 175 
 
176 
   PROVIDE ( NVRAM_Base  = _nvr_base );
176 
   PROVIDE ( NVRAM_Base  = _nvr_base );
177 
 
 177 
 
178 
 
 178 
 
179 
  .ARM.attributes 0 : { *(.ARM.attributes) }
 179 
  .ARM.attributes 0 : { *(.ARM.attributes) }
180 
}
 180 
}
181 
 
 181 
 
182 
 
 182