nx_dma_memory_region_t Struct Reference

Reviewed DMA-visible memory interval, never CPU accessibility. More...

#include <dma.h>

Data Fields
uintptr_t	begin
size_t	size
uint32_t	permissions

Detailed Description

Reviewed DMA-visible memory interval, never CPU accessibility.

Note

begin plus size must not wrap. Cache maintenance remains a provider responsibility on cached architectures.

Definition at line 31 of file dma.h.

Field Documentation

begin

uintptr_t nx_dma_memory_region_t::begin

Definition at line 32 of file dma.h.

permissions

uint32_t nx_dma_memory_region_t::permissions

Definition at line 34 of file dma.h.

size

size_t nx_dma_memory_region_t::size

Definition at line 33 of file dma.h.

---

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

• io/include/nexus/io/dma.h