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targets/TARGET_ONSEMI/TARGET_NCS36510/dma_map.h
- Committer:
- amithy
- Date:
- 2017-11-09
- Revision:
- 178:c26431f84b0d
- Parent:
- 150:02e0a0aed4ec
File content as of revision 178:c26431f84b0d:
/** ****************************************************************************** * @file dma_map.h * @brief DMA hw module register map * @internal * @author ON Semiconductor * $Rev: 3415 $ * $Date: 2015-06-05 13:29:52 +0530 (Fri, 05 Jun 2015) $ ****************************************************************************** * Copyright 2016 Semiconductor Components Industries LLC (d/b/a ON Semiconductor). * All rights reserved. This software and/or documentation is licensed by ON Semiconductor * under limited terms and conditions. The terms and conditions pertaining to the software * and/or documentation are available at http://www.onsemi.com/site/pdf/ONSEMI_T&C.pdf * (ON Semiconductor Standard Terms and Conditions of Sale, Section 8 Software) and * if applicable the software license agreement. Do not use this software and/or * documentation unless you have carefully read and you agree to the limited terms and * conditions. By using this software and/or documentation, you agree to the limited * terms and conditions. * * THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED * OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE. * ON SEMICONDUCTOR SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, * INCIDENTAL, OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER. * @endinternal * * @ingroup dma * * @details */ #ifndef DMA_MAP_H_ #define DMA_MAP_H_ /************************************************************************************************* * * * Header files * * * *************************************************************************************************/ #include "architecture.h" /************************************************************************************************** * * * Type definitions * * * **************************************************************************************************/ /** DMA control HW registers structure overlay */ typedef struct { union { struct { __IO uint32_t ENABLE:1; /**< DMA enable: 1 to enable; 0 to disable */ __IO uint32_t MODE :2; /**< DMA mode: 00 Memory to memory; 01 Memory to peripheral; 10 Peripheral to memory; 11 Peripheral to peripheral */ } BITS; __IO uint32_t WORD; } CONTROL; /**< Control register */ __IO uint32_t SOURCE; /**< Address of source, read to get the number of bytes written */ __IO uint32_t DESTINATION; /**< Address of destination, read to get the number of bytes written */ __IO uint32_t SIZE; /**< Lenght of the entire transfer */ union { struct { __I uint32_t COMPLETED:1; /**< Done: 0 Not complete, 1 Complete */ __I uint32_t SOURCE_ERROR:1; /**< Source Error: 0 No Error, 1 Error */ __I uint32_t DESTINATION_ERROR:1; /**< Destination Error: 0 No Error, 1 Source Error */ } BITS; __I uint32_t WORD; } STATUS; /**< Status register */ union { struct { __IO uint32_t COMPLETED:1; /**< A write of 1 enables the interrupt generated by a DMA transfer complete */ __IO uint32_t SOURCE_ERROR:1; /**< A write of 1 enables the interrupt generated by an error on the source side of the DMA transfer */ __IO uint32_t DESTINATION_ERROR:1; /**< A write of 1 enables the interrupt generated by an error on the destination side of the DMA transfer */ } BITS; __IO uint32_t WORD; } INT_ENABLE; /**< Interrupt enable */ union { struct { __IO uint32_t COMPLETED:1; /**< A write clears the interrupt generated by a DMA transfer complete */ __IO uint32_t SOURCE_ERROR:1; /**< A write clears the interrupt generated by an error on the source side of the DMA transfer */ __IO uint32_t DESTINATION_ERROR:1; /**< A write clears the interrupt generated by an error on the destination side of the DMA transfer */ } BITS; __IO uint32_t WORD; } INT_CLEAR; /**< Interrupt clear */ union { struct { __I uint32_t COMPLETED:1; /**< Transfer complete interrupt */ __I uint32_t SOURCE_ERROR:1; /**< Source error interrupt */ __I uint32_t DESTINATION_ERROR:1; /**< Destination error interrupt */ } BITS; __I uint32_t WORD; } INT_STATUS; /**< Interrupt status */ } DmaReg_t, *DmaReg_pt; #endif /* DMA_MAP_H_ */