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heap: Add heap_caps_dump() / heap_caps_dump_all() functions

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Dump the structure of the heap for debugging purposes.
This commit is contained in:
Angus Gratton
2017-10-18 16:25:17 +08:00
committed by Angus Gratton
parent b19fe80baf
commit 47aaf402b8
4 changed files with 57 additions and 14 deletions
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26
components/heap/heap_caps.c
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@@ -79,7 +79,6 @@ Routine to allocate a bit of memory with certain capabilities. caps is a bitfiel
IRAM_ATTR void *heap_caps_malloc( size_t size, uint32_t caps )
{
void *ret = NULL;
uint32_t remCaps;
if (caps & MALLOC_CAP_EXEC) {
//MALLOC_CAP_EXEC forces an alloc from IRAM. There is a region which has both this as well as the following
@@ -102,13 +101,7 @@ IRAM_ATTR void *heap_caps_malloc( size_t size, uint32_t caps )
if ((heap->caps[prio] & caps) != 0) {
//Heap has at least one of the caps requested. If caps has other bits set that this prio
//doesn't cover, see if they're available in other prios.
remCaps = caps & (~heap->caps[prio]); //Remaining caps to be fulfilled
int j = prio + 1;
while (remCaps != 0 && j < SOC_MEMORY_TYPE_NO_PRIOS) {
remCaps = remCaps & (~heap->caps[j]);
j++;
}
if (remCaps == 0) {
if ((get_all_caps(heap) & caps) == caps) {
//This heap can satisfy all the requested capabilities. See if we can grab some memory using it.
if ((caps & MALLOC_CAP_EXEC) && heap->start >= SOC_DIRAM_DRAM_LOW && heap->start < SOC_DIRAM_DRAM_HIGH) {
//This is special, insofar that what we're going to get back is a DRAM address. If so,
@@ -437,3 +430,20 @@ bool heap_caps_check_integrity_addr(intptr_t addr, bool print_errors)
}
return multi_heap_check(heap->heap, print_errors);
}
void heap_caps_dump(uint32_t caps)
{
bool all_heaps = caps & MALLOC_CAP_INVALID;
heap_t *heap;
SLIST_FOREACH(heap, &registered_heaps, next) {
if (heap->heap != NULL
&& (all_heaps || (get_all_caps(heap) & caps) == caps)) {
multi_heap_dump(heap->heap);
}
}
}
void heap_caps_dump_all()
{
heap_caps_dump(MALLOC_CAP_INVALID);
}