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Merge branch 'feat/psram_enc_exempt_v5.5' into 'release/v5.5'

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feat(esp_psram): add option to carve unencrypted PSRAM region (v5.5)

See merge request espressif/esp-idf!49931
This commit is contained in:
Jiang Jiang Jian
2026-07-16 17:04:28 +08:00
parent 378ecdbeb4 d8f79c427b
commit cc5a3fbcb5
11 changed files with 312 additions and 9 deletions
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components/heap/include/esp_heap_caps.h
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@@ -48,6 +48,7 @@ extern "C" {
#define MALLOC_CAP_DMA_DESC_AXI (1<<18) ///< Memory must be capable of containing AXI DMA descriptors
#define MALLOC_CAP_CACHE_ALIGNED (1<<19) ///< Memory must be aligned to the cache line size of any intermediate caches
#define MALLOC_CAP_SIMD (1<<20) ///< Memory must be capable of being used for SIMD instructions (i.e. allow for SIMD-specific-bit data accesses)
#define MALLOC_CAP_SPIRAM_NO_ENC (1<<21) ///< Memory must be in the PSRAM region exempt from flash encryption (plaintext in PSRAM; see CONFIG_SPIRAM_ENC_EXEMPT)
#define MALLOC_CAP_INVALID (1<<31) ///< Memory can't be used / list end marker