Crate axdma

ArceOS global DMA allocator.

Structs

BusAddr

A bus memory address.

DMAInfo

Represents information related to a DMA operation.

Functions

alloc_coherent^⚠

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

dealloc_coherent^⚠

Frees coherent memory previously allocated.

phys_to_bus

Converts a physical address to a bus address.