Function arceos_api::mem::ax_alloc_coherent

source · 
pub unsafe fn ax_alloc_coherent(layout: Layout) -> Option<DMAInfo>
Available on crate feature dma only.
Expand description

Allocates coherent memory that meets Direct Memory Access (DMA) requirements.

Returns None if the allocation fails.

§Safety

This function is unsafe because it requires users to manually manage the buffer life cycle.