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-rw-r--r--stmhal/boards/stm32f746.ld115
1 files changed, 5 insertions, 110 deletions
diff --git a/stmhal/boards/stm32f746.ld b/stmhal/boards/stm32f746.ld
index dccb5e0e9..ce5e85bb6 100644
--- a/stmhal/boards/stm32f746.ld
+++ b/stmhal/boards/stm32f746.ld
@@ -13,8 +13,6 @@ MEMORY
RAM (xrw) : ORIGIN = 0x20010000, LENGTH = 256K /* SRAM1 = 240K, SRAM2 = 16K */
}
-ENTRY(Reset_Handler)
-
/* produce a link error if there is not this amount of RAM for these sections */
_minimum_stack_size = 2K;
_minimum_heap_size = 16K;
@@ -24,114 +22,11 @@ _minimum_heap_size = 16K;
aligned for a call. */
_estack = ORIGIN(RAM) + LENGTH(RAM);
+/* define common sections and symbols */
+INCLUDE common.ld
+
/* RAM extents for the garbage collector */
+_ram_start = ORIGIN(RAM);
_ram_end = ORIGIN(RAM) + LENGTH(RAM);
+_heap_start = _ebss; /* heap starts just after statically allocated memory */
_heap_end = 0x2004c000; /* tunable */
-
-/* define output sections */
-SECTIONS
-{
- /* The startup code goes first into FLASH */
- .isr_vector :
- {
- . = ALIGN(4);
- KEEP(*(.isr_vector)) /* Startup code */
-
- /* This first flash block is 16K annd the isr vectors only take up
- about 400 bytes. So we pull in a couple of object files to pad it
- out. */
-
- . = ALIGN(4);
- */ff.o(.text*)
- */stm32f4xx_hal_sd.o(.text*)
-
- . = ALIGN(4);
- } >FLASH_ISR
-
- /* The program code and other data goes into FLASH */
- .text :
- {
- . = ALIGN(4);
- *(.text*) /* .text* sections (code) */
- *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
- /* *(.glue_7) */ /* glue arm to thumb code */
- /* *(.glue_7t) */ /* glue thumb to arm code */
-
- . = ALIGN(4);
- _etext = .; /* define a global symbol at end of code */
- } >FLASH_TEXT
-
- /*
- .ARM.extab :
- {
- *(.ARM.extab* .gnu.linkonce.armextab.*)
- } >FLASH
-
- .ARM :
- {
- __exidx_start = .;
- *(.ARM.exidx*)
- __exidx_end = .;
- } >FLASH
- */
-
- /* used by the startup to initialize data */
- _sidata = LOADADDR(.data);
-
- /* This is the initialized data section
- The program executes knowing that the data is in the RAM
- but the loader puts the initial values in the FLASH (inidata).
- It is one task of the startup to copy the initial values from FLASH to RAM. */
- .data :
- {
- . = ALIGN(4);
- _sdata = .; /* create a global symbol at data start; used by startup code in order to initialise the .data section in RAM */
- _ram_start = .; /* create a global symbol at ram start for garbage collector */
- *(.data*) /* .data* sections */
-
- . = ALIGN(4);
- _edata = .; /* define a global symbol at data end; used by startup code in order to initialise the .data section in RAM */
- } >RAM AT> FLASH_TEXT
-
- /* Uninitialized data section */
- .bss :
- {
- . = ALIGN(4);
- _sbss = .; /* define a global symbol at bss start; used by startup code */
- *(.bss*)
- *(COMMON)
-
- . = ALIGN(4);
- _ebss = .; /* define a global symbol at bss end; used by startup code and GC */
- } >RAM
-
- /* this is to define the start of the heap, and make sure we have a minimum size */
- .heap :
- {
- . = ALIGN(4);
- PROVIDE ( end = . );
- PROVIDE ( _end = . );
- _heap_start = .; /* define a global symbol at heap start */
- . = . + _minimum_heap_size;
- } >RAM
-
- /* this just checks there is enough RAM for the stack */
- .stack :
- {
- . = ALIGN(4);
- . = . + _minimum_stack_size;
- . = ALIGN(4);
- } >RAM
-
- /* Remove information from the standard libraries */
- /*
- /DISCARD/ :
- {
- libc.a ( * )
- libm.a ( * )
- libgcc.a ( * )
- }
- */
-
- .ARM.attributes 0 : { *(.ARM.attributes) }
-}