How to use SystemView Heap Monitoring - Custom Heap
Revision as of 15:32, 18 July 2023 by Miodrag.stankovic (talk | contribs)
This article assumes a working SystemView setup. To gain some more info on this subject, please consult either the main article (How to use SystemView Heap_Monitoring) or the SystemView documentation.
static void* _MyMalloc(size_t size) { void* p = malloc(size); // SystemView needs the real internal heap block size, not the amount requested by the user, // hence the call to a helper function _GetAllocBlockSize for the currently selected heap type ('Basic') SEGGER_SYSVIEW_HeapAlloc(__heap_start__, p, _GetAllocBlockSize(size)); return p; } static void* _MyRealloc(void* p, size_t size) { void* rp = realloc(p, size); SEGGER_SYSVIEW_HeapFree(__heap_start__, p); // SystemView needs the real internal heap block size, not the amount requested by the user, // hence the call to a helper function _GetAllocBlockSize for the currently selected heap type ('Basic') SEGGER_SYSVIEW_HeapAlloc(__heap_start__, rp, _GetAllocBlockSize(size)); return rp; } static void _MyFree(void* p) { free(p); SEGGER_SYSVIEW_HeapFree(__heap_start__, p); }