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change(heap): reserve DMA pool with low priority MALLOC_CAP_DEFAULT caps

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wuzhenghui
2026-07-09 17:33:25 +08:00
parent 10ca0dff2f
commit 1b3d83528b
7 changed files with 26 additions and 26 deletions
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components/heap/test_apps/heap_tests/main/test_malloc.c
+1 -20
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2026 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
@@ -65,25 +65,6 @@ TEST_CASE("Malloc/overwrite, then free all available DRAM", "[heap]")
}
#if CONFIG_SPIRAM_USE_MALLOC && (CONFIG_SPIRAM_MALLOC_RESERVE_INTERNAL > 1024)
TEST_CASE("Check if reserved DMA pool still can allocate even when malloc()'ed memory is exhausted", "[heap][psram]")
{
char** dmaMem=malloc(sizeof(char*)*512);
assert(dmaMem);
int m=tryAllocMem();
int i=0;
for (i=0; i<512; i++) {
dmaMem[i]=heap_caps_malloc(1024, MALLOC_CAP_DMA);
if (dmaMem[i]==NULL) break;
}
for (int j=0; j<i; j++) free(dmaMem[j]);
free(dmaMem);
tryAllocMemFree();
printf("Could allocate %dK of DMA memory after allocating all of %dK of normal memory.\n", i, m);
TEST_ASSERT(i);
}
#endif
#if CONFIG_SPIRAM
TEST_CASE("Check if default cap allocates in external memory in priority", "[heap][psram]")
{