stm32_dma3_hwdesc
sizeof(struct stm32_dma3_hwdesc),
__alignof__(struct stm32_dma3_hwdesc), SZ_64K);
struct stm32_dma3_hwdesc *hwdesc;
struct stm32_dma3_hwdesc *hwdesc;
struct stm32_dma3_hwdesc *hwdesc;
struct stm32_dma3_hwdesc *hwdesc;
struct stm32_dma3_hwdesc *hwdesc;