diff options
| author | Paul Selkirk <paul@psgd.org> | 2015-10-26 15:18:58 -0400 |
|---|---|---|
| committer | Paul Selkirk <paul@psgd.org> | 2015-10-26 15:18:58 -0400 |
| commit | 26f12903dab2fafeaaefb02349763618ce96d070 (patch) | |
| tree | b37cceea7014770ea2ae039928e57b6f02c0aaa2 /Device/ldscripts/stm32f429bitx.ld | |
Based on user/ft/stm32-dev-bridge, without the project-specific build
directories (and duplicated code).
Diffstat (limited to 'Device/ldscripts/stm32f429bitx.ld')
| -rw-r--r-- | Device/ldscripts/stm32f429bitx.ld | 186 |
1 files changed, 186 insertions, 0 deletions
diff --git a/Device/ldscripts/stm32f429bitx.ld b/Device/ldscripts/stm32f429bitx.ld new file mode 100644 index 0000000..fd428f4 --- /dev/null +++ b/Device/ldscripts/stm32f429bitx.ld @@ -0,0 +1,186 @@ +/*
+*****************************************************************************
+**
+** File : stm32_flash.ld
+**
+** Abstract : Linker script for STM32F429BI Device with
+** 2048KByte FLASH, 192KByte RAM
+**
+** Set heap size, stack size and stack location according
+** to application requirements.
+**
+** Set memory bank area and size if external memory is used.
+**
+** Target : STMicroelectronics STM32
+**
+** Environment : Atollic TrueSTUDIO(R)
+**
+** Distribution: The file is distributed “as is,” without any warranty
+** of any kind.
+**
+** (c)Copyright Atollic AB.
+** You may use this file as-is or modify it according to the needs of your
+** project. This file may only be built (assembled or compiled and linked)
+** using the Atollic TrueSTUDIO(R) product. The use of this file together
+** with other tools than Atollic TrueSTUDIO(R) is not permitted.
+**
+*****************************************************************************
+*/
+
+/* Entry Point */
+ENTRY(Reset_Handler)
+
+/* Highest address of the user mode stack */
+_estack = 0x2002FFFF; /* end of RAM */
+
+/* Generate a link error if heap and stack don't fit into RAM */
+_Min_Heap_Size = 0; /* required amount of heap */
+_Min_Stack_Size = 0x400; /* required amount of stack */
+
+/* Specify the memory areas */
+MEMORY
+{
+FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 2048K
+RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 192K
+CCMRAM (rw) : ORIGIN = 0x10000000, LENGTH = 64K
+}
+
+/* Define output sections */
+SECTIONS
+{
+ /* The startup code goes first into FLASH */
+ .isr_vector :
+ {
+ . = ALIGN(4);
+ KEEP(*(.isr_vector)) /* Startup code */
+ . = ALIGN(4);
+ } >FLASH
+
+ /* The program code and other data goes into FLASH */
+ .text :
+ {
+ . = ALIGN(4);
+ *(.text) /* .text sections (code) */
+ *(.text*) /* .text* sections (code) */
+ *(.glue_7) /* glue arm to thumb code */
+ *(.glue_7t) /* glue thumb to arm code */
+ *(.eh_frame)
+
+ KEEP (*(.init))
+ KEEP (*(.fini))
+
+ . = ALIGN(4);
+ _etext = .; /* define a global symbols at end of code */
+ } >FLASH
+
+ /* Constant data goes into FLASH */
+ .rodata :
+ {
+ . = ALIGN(4);
+ *(.rodata) /* .rodata sections (constants, strings, etc.) */
+ *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
+ . = ALIGN(4);
+ } >FLASH
+
+ .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
+ .ARM : {
+ __exidx_start = .;
+ *(.ARM.exidx*)
+ __exidx_end = .;
+ } >FLASH
+
+ .preinit_array :
+ {
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP (*(.preinit_array*))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+ } >FLASH
+ .init_array :
+ {
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP (*(SORT(.init_array.*)))
+ KEEP (*(.init_array*))
+ PROVIDE_HIDDEN (__init_array_end = .);
+ } >FLASH
+ .fini_array :
+ {
+ PROVIDE_HIDDEN (__fini_array_start = .);
+ KEEP (*(SORT(.fini_array.*)))
+ KEEP (*(.fini_array*))
+ PROVIDE_HIDDEN (__fini_array_end = .);
+ } >FLASH
+
+ /* used by the startup to initialize data */
+ _sidata = LOADADDR(.data);
+
+ /* Initialized data sections goes into RAM, load LMA copy after code */
+ .data :
+ {
+ . = ALIGN(4);
+ _sdata = .; /* create a global symbol at data start */
+ *(.data) /* .data sections */
+ *(.data*) /* .data* sections */
+
+ . = ALIGN(4);
+ _edata = .; /* define a global symbol at data end */
+ } >RAM AT> FLASH
+
+ _siccmram = LOADADDR(.ccmram);
+
+ /* CCM-RAM section
+ *
+ * IMPORTANT NOTE!
+ * If initialized variables will be placed in this section,
+ * the startup code needs to be modified to copy the init-values.
+ */
+ .ccmram :
+ {
+ . = ALIGN(4);
+ _sccmram = .; /* create a global symbol at ccmram start */
+ *(.ccmram)
+ *(.ccmram*)
+
+ . = ALIGN(4);
+ _eccmram = .; /* create a global symbol at ccmram end */
+ } >CCMRAM AT> FLASH
+
+
+ /* Uninitialized data section */
+ . = ALIGN(4);
+ .bss :
+ {
+ /* This is used by the startup in order to initialize the .bss secion */
+ _sbss = .; /* define a global symbol at bss start */
+ __bss_start__ = _sbss;
+ *(.bss)
+ *(.bss*)
+ *(COMMON)
+
+ . = ALIGN(4);
+ _ebss = .; /* define a global symbol at bss end */
+ __bss_end__ = _ebss;
+ } >RAM
+
+ /* User_heap_stack section, used to check that there is enough RAM left */
+ ._user_heap_stack :
+ {
+ . = ALIGN(4);
+ PROVIDE ( end = . );
+ PROVIDE ( _end = . );
+ . = . + _Min_Heap_Size;
+ . = . + _Min_Stack_Size;
+ . = ALIGN(4);
+ } >RAM
+
+
+
+ /* Remove information from the standard libraries */
+ /DISCARD/ :
+ {
+ libc.a ( * )
+ libm.a ( * )
+ libgcc.a ( * )
+ }
+
+ .ARM.attributes 0 : { *(.ARM.attributes) }
+}
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