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nrf/boards: Check for stack/heap size using an assert. 

The main effect of this is that the .bss is now accurate and doesn't
include the stack and minimum heap size.
This commit is contained in:
Ayke van Laethem 2018-06-14 00:33:27 +02:00 committed by Damien George
parent 7144e87ced
commit 0e5f8425ea
2 changed files with 5 additions and 19 deletions
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19
ports/nrf/boards/common.ld
View File

@ -63,24 +63,6 @@ SECTIONS
_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);
. = . + _stack_size;
. = ALIGN(4);
} >RAM
/* Remove information from the standard libraries */
/*
/DISCARD/ :
@ -97,4 +79,3 @@ SECTIONS
/* Define heap and stack areas */
_ram_end = ORIGIN(RAM) + LENGTH(RAM);
_estack = ORIGIN(RAM) + LENGTH(RAM);
_heap_end = _ram_end - _stack_size;

5
ports/nrf/boards/memory.ld
View File

@ -10,6 +10,11 @@ _fs_start = _sd_size + _app_size;
_fs_end = _fs_start + _fs_size;
_app_ram_start = 0x20000000 + _sd_ram;
_app_ram_size = _ram_size - _sd_ram;
_heap_start = _ebss;
_heap_end = _ram_end - _stack_size;
_heap_size = _heap_end - _heap_start;
ASSERT(_heap_size >= _minimum_heap_size, "not enough RAM left for heap")
/* Specify the memory areas */
MEMORY