/* * Copyright (c) 2006-2018, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2018-01-05 zylx first version * 2019-01-08 SummerGift clean up the code */ #ifndef __DMA_CONFIG_H__ #define __DMA_CONFIG_H__ #include <rtthread.h> #ifdef __cplusplus extern "C" { #endif /* DMA1 channel1 */ /* DMA1 channel2-3 DMA2 channel1-2 */ #if defined(BSP_UART1_RX_USING_DMA) && !defined(UART1_RX_DMA_INSTANCE) #define UART1_DMA_RX_IRQHandler DMA1_Ch2_3_DMA2_Ch1_2_IRQHandler #define UART1_RX_DMA_RCC RCC_AHBENR_DMA1EN #define UART1_RX_DMA_INSTANCE DMA1_Channel3 #define UART1_RX_DMA_IRQ DMA1_Ch2_3_DMA2_Ch1_2_IRQn #endif /* DMA1 channel2-3 DMA2 channel1-2 */ /* DMA1 channel4-7 DMA2 channel3-5 */ #if defined(BSP_UART2_RX_USING_DMA) && !defined(UART2_RX_DMA_INSTANCE) #define UART2_DMA_RX_IRQHandler DMA1_Ch4_7_DMA2_Ch3_5_IRQHandler #define UART2_RX_DMA_RCC RCC_AHBENR_DMA1EN #define UART2_RX_DMA_INSTANCE DMA1_Channel5 #define UART2_RX_DMA_IRQ DMA1_Ch4_7_DMA2_Ch3_5_IRQn #endif /* DMA1 channel4-7 DMA2 channel3-5 */ #ifdef __cplusplus } #endif #endif /* __DMA_CONFIG_H__ */