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Change STM32L475/76/86 GCC_ARM linker files to have HEAP in SRAM1 and stack in SRAM2 (after the interrupt vector)

pull/6172/head
adustm 2018-02-20 10:31:07 +01:00
parent 0efc876bb4
commit 02b2b01a83
3 changed files with 30 additions and 15 deletions
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15
targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L475xG/device/TOOLCHAIN_GCC_ARM/STM32L475XX.ld
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@ -139,24 +139,29 @@ SECTIONS
__end__ = .; __end__ = .;
end = __end__; end = __end__;
*(.heap*) *(.heap*)
. += (ORIGIN(SRAM1) + LENGTH(SRAM1) - .);
__HeapLimit = .; __HeapLimit = .;
} > SRAM1 } > SRAM1
PROVIDE(__heap_size = SIZEOF(.heap));
PROVIDE(__mbed_sbrk_start = ADDR(.heap));
PROVIDE(__mbed_krbs_start = ADDR(.heap) + SIZEOF(.heap));
/* Check if data + heap exceeds RAM1 limit */
ASSERT((ORIGIN(SRAM1)+LENGTH(SRAM1)) >= __HeapLimit, "SRAM1 overflow")
/* .stack_dummy section doesn't contains any symbols. It is only /* .stack_dummy section doesn't contains any symbols. It is only
* used for linker to calculate size of stack sections, and assign * used for linker to calculate size of stack sections, and assign
* values to stack symbols later */ * values to stack symbols later */
.stack_dummy (COPY): .stack_dummy (COPY):
{ {
*(.stack*) *(.stack*)
} > SRAM1 } > SRAM2
/* Set stack top to end of RAM, and stack limit move down by /* Set stack top to end of RAM, and stack limit move down by
* size of stack_dummy section */ * size of stack_dummy section */
__StackTop = ORIGIN(SRAM1) + LENGTH(SRAM1); __StackTop = ORIGIN(SRAM2) + LENGTH(SRAM2);
_estack = __StackTop; _estack = __StackTop;
__StackLimit = __StackTop - SIZEOF(.stack_dummy); __StackLimit = __StackTop - SIZEOF(.stack_dummy);
PROVIDE(__stack = __StackTop); PROVIDE(__stack = __StackTop);
/* Check if stack exceeds RAM2 limit */
ASSERT((ORIGIN(SRAM2)+LENGTH(SRAM2)) >= __StackLimit, "SRAM2 overflow")
/* Check if data + heap + stack exceeds RAM limit */
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
} }

15
targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L476xG/device/TOOLCHAIN_GCC_ARM/STM32L476XX.ld
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@ -139,24 +139,29 @@ SECTIONS
__end__ = .; __end__ = .;
end = __end__; end = __end__;
*(.heap*) *(.heap*)
. += (ORIGIN(SRAM1) + LENGTH(SRAM1) - .);
__HeapLimit = .; __HeapLimit = .;
} > SRAM1 } > SRAM1
PROVIDE(__heap_size = SIZEOF(.heap));
PROVIDE(__mbed_sbrk_start = ADDR(.heap));
PROVIDE(__mbed_krbs_start = ADDR(.heap) + SIZEOF(.heap));
/* Check if data + heap exceeds RAM1 limit */
ASSERT((ORIGIN(SRAM1)+LENGTH(SRAM1)) >= __HeapLimit, "SRAM1 overflow")
/* .stack_dummy section doesn't contains any symbols. It is only /* .stack_dummy section doesn't contains any symbols. It is only
* used for linker to calculate size of stack sections, and assign * used for linker to calculate size of stack sections, and assign
* values to stack symbols later */ * values to stack symbols later */
.stack_dummy (COPY): .stack_dummy (COPY):
{ {
*(.stack*) *(.stack*)
} > SRAM1 } > SRAM2
/* Set stack top to end of RAM, and stack limit move down by /* Set stack top to end of RAM, and stack limit move down by
* size of stack_dummy section */ * size of stack_dummy section */
__StackTop = ORIGIN(SRAM1) + LENGTH(SRAM1); __StackTop = ORIGIN(SRAM2) + LENGTH(SRAM2);
_estack = __StackTop; _estack = __StackTop;
__StackLimit = __StackTop - SIZEOF(.stack_dummy); __StackLimit = __StackTop - SIZEOF(.stack_dummy);
PROVIDE(__stack = __StackTop); PROVIDE(__stack = __StackTop);
/* Check if stack exceeds RAM2 limit */
ASSERT((ORIGIN(SRAM2)+LENGTH(SRAM2)) >= __StackLimit, "SRAM2 overflow")
/* Check if data + heap + stack exceeds RAM limit */
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
} }

15
targets/TARGET_STM/TARGET_STM32L4/TARGET_STM32L486xG/device/TOOLCHAIN_GCC_ARM/STM32L486XX.ld
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@ -131,24 +131,29 @@ SECTIONS
__end__ = .; __end__ = .;
end = __end__; end = __end__;
*(.heap*) *(.heap*)
. += (ORIGIN(SRAM1) + LENGTH(SRAM1) - .);
__HeapLimit = .; __HeapLimit = .;
} > SRAM1 } > SRAM1
PROVIDE(__heap_size = SIZEOF(.heap));
PROVIDE(__mbed_sbrk_start = ADDR(.heap));
PROVIDE(__mbed_krbs_start = ADDR(.heap) + SIZEOF(.heap));
/* Check if data + heap exceeds RAM1 limit */
ASSERT((ORIGIN(SRAM1)+LENGTH(SRAM1)) >= __HeapLimit, "SRAM1 overflow")
/* .stack_dummy section doesn't contains any symbols. It is only /* .stack_dummy section doesn't contains any symbols. It is only
* used for linker to calculate size of stack sections, and assign * used for linker to calculate size of stack sections, and assign
* values to stack symbols later */ * values to stack symbols later */
.stack_dummy (COPY): .stack_dummy (COPY):
{ {
*(.stack*) *(.stack*)
} > SRAM1 } > SRAM2
/* Set stack top to end of RAM, and stack limit move down by /* Set stack top to end of RAM, and stack limit move down by
* size of stack_dummy section */ * size of stack_dummy section */
__StackTop = ORIGIN(SRAM1) + LENGTH(SRAM1); __StackTop = ORIGIN(SRAM2) + LENGTH(SRAM2);
_estack = __StackTop; _estack = __StackTop;
__StackLimit = __StackTop - SIZEOF(.stack_dummy); __StackLimit = __StackTop - SIZEOF(.stack_dummy);
PROVIDE(__stack = __StackTop); PROVIDE(__stack = __StackTop);
/* Check if stack exceeds RAM2 limit */
ASSERT((ORIGIN(SRAM2)+LENGTH(SRAM2)) >= __StackLimit, "SRAM2 overflow")
/* Check if data + heap + stack exceeds RAM limit */
ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
} }