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[Logs] print size and caps when malloc fails

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This commit is contained in:
Chip Weinberger 2023-01-30 02:47:18 -08:00
parent 0025915dc4
commit f11256d9da
1 changed files with 24 additions and 2 deletions
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26
components/heap/heap_caps.c
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@ -32,6 +32,27 @@ possible. This should optimize the amount of RAM accessible to the code without
static esp_alloc_failed_hook_t alloc_failed_callback;
#ifdef CONFIG_HEAP_ABORT_WHEN_ALLOCATION_FAILS
IRAM_ATTR static void shex(char buf[8], uint32_t n)
{
for (int i = 0; i < 8; i++) {
uint8_t b4 = (n >> 28 - (i * 4)) & 0b1111;
buf[i] = b4 <= 9 ? '0' + b4 : 'a' + b4 - 10;
}
}
IRAM_ATTR static void fmt_abort_str(char dest[48], size_t size, uint32_t caps)
{
char sSize[8];
char sCaps[8];
shex(sSize,size);
shex(sCaps,caps);
memcpy(dest, "Mem alloc fail. size 0x00000000 caps 0x00000000", 48);
memcpy(dest+23, sSize, 8);
memcpy(dest+39, sCaps, 8);
}
#endif
/*
This takes a memory chunk in a region that can be addressed as both DRAM as well as IRAM. It will convert it to
IRAM in such a way that it can be later freed. It assumes both the address as well as the length to be word-aligned.
@ -54,7 +75,6 @@ IRAM_ATTR static void *dram_alloc_to_iram_addr(void *addr, size_t len)
return iptr + 1;
}
IRAM_ATTR NOINLINE_ATTR static void heap_caps_alloc_failed(size_t requested_size, uint32_t caps, const char *function_name)
{
if (alloc_failed_callback) {
@ -62,7 +82,9 @@ IRAM_ATTR NOINLINE_ATTR static void heap_caps_alloc_failed(size_t requested_size
}
#ifdef CONFIG_HEAP_ABORT_WHEN_ALLOCATION_FAILS
esp_system_abort("Memory allocation failed");
char buf[48];
fmt_abort_str(buf, requested_size, caps);
esp_system_abort(buf);
#endif
}