MMgr v1.0.0
Zero-heap memory manager in C11. One borrowed buffer, carved by asserted offset.
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ExternaCfg Struct Reference

Arguments for every exter call, where each call reads only the members it needs. More...

#include <memoria_externa.h>

Data Fields

const size_t size
const embed_bool dma_required
const size_t free_dram
const size_t free_psram
const size_t psram_threshold
const size_t dram_reserve
PingPong *const pingpong

Detailed Description

Arguments for every exter call, where each call reads only the members it needs.

Note
free_dram and free_psram are supplied by the caller and used as given.
place reads the six figures. The pingpong entries read pingpong alone.

Definition at line 55 of file memoria_externa.h.

Field Documentation

◆ size

const size_t ExternaCfg::size

Bytes to place.

Definition at line 57 of file memoria_externa.h.

◆ dma_required

const embed_bool ExternaCfg::dma_required

The bytes must be reachable by DMA.

Definition at line 58 of file memoria_externa.h.

◆ free_dram

const size_t ExternaCfg::free_dram

Bytes still free in internal memory.

Definition at line 59 of file memoria_externa.h.

◆ free_psram

const size_t ExternaCfg::free_psram

Bytes still free in external memory.

Definition at line 60 of file memoria_externa.h.

◆ psram_threshold

const size_t ExternaCfg::psram_threshold

Size at or above which external memory is tried first.

Definition at line 61 of file memoria_externa.h.

◆ dram_reserve

const size_t ExternaCfg::dram_reserve

Internal bytes that must remain free afterwards.

Definition at line 62 of file memoria_externa.h.

◆ pingpong

PingPong* const ExternaCfg::pingpong

Pair the pingpong entries act on [BORROWS].

Definition at line 63 of file memoria_externa.h.

The documentation for this struct was generated from the following file: