stm32l4xx_hal_dma.h 41 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32l4xx_hal_dma.h
  4. * @author MCD Application Team
  5. * @brief Header file of DMA HAL module.
  6. ******************************************************************************
  7. * @attention
  8. *
  9. * Copyright (c) 2017 STMicroelectronics.
  10. * All rights reserved.
  11. *
  12. * This software is licensed under terms that can be found in the LICENSE file
  13. * in the root directory of this software component.
  14. * If no LICENSE file comes with this software, it is provided AS-IS.
  15. *
  16. ******************************************************************************
  17. */
  18. /* Define to prevent recursive inclusion -------------------------------------*/
  19. #ifndef STM32L4xx_HAL_DMA_H
  20. #define STM32L4xx_HAL_DMA_H
  21. #ifdef __cplusplus
  22. extern "C" {
  23. #endif
  24. /* Includes ------------------------------------------------------------------*/
  25. #include "stm32l4xx_hal_def.h"
  26. /** @addtogroup STM32L4xx_HAL_Driver
  27. * @{
  28. */
  29. /** @addtogroup DMA
  30. * @{
  31. */
  32. /* Exported types ------------------------------------------------------------*/
  33. /** @defgroup DMA_Exported_Types DMA Exported Types
  34. * @{
  35. */
  36. /**
  37. * @brief DMA Configuration Structure definition
  38. */
  39. typedef struct
  40. {
  41. uint32_t Request; /*!< Specifies the request selected for the specified channel.
  42. This parameter can be a value of @ref DMA_request */
  43. uint32_t Direction; /*!< Specifies if the data will be transferred from memory to peripheral,
  44. from memory to memory or from peripheral to memory.
  45. This parameter can be a value of @ref DMA_Data_transfer_direction */
  46. uint32_t PeriphInc; /*!< Specifies whether the Peripheral address register should be incremented or not.
  47. This parameter can be a value of @ref DMA_Peripheral_incremented_mode */
  48. uint32_t MemInc; /*!< Specifies whether the memory address register should be incremented or not.
  49. This parameter can be a value of @ref DMA_Memory_incremented_mode */
  50. uint32_t PeriphDataAlignment; /*!< Specifies the Peripheral data width.
  51. This parameter can be a value of @ref DMA_Peripheral_data_size */
  52. uint32_t MemDataAlignment; /*!< Specifies the Memory data width.
  53. This parameter can be a value of @ref DMA_Memory_data_size */
  54. uint32_t Mode; /*!< Specifies the operation mode of the DMAy Channelx.
  55. This parameter can be a value of @ref DMA_mode
  56. @note The circular buffer mode cannot be used if the memory-to-memory
  57. data transfer is configured on the selected Channel */
  58. uint32_t Priority; /*!< Specifies the software priority for the DMAy Channelx.
  59. This parameter can be a value of @ref DMA_Priority_level */
  60. } DMA_InitTypeDef;
  61. /**
  62. * @brief HAL DMA State structures definition
  63. */
  64. typedef enum
  65. {
  66. HAL_DMA_STATE_RESET = 0x00U, /*!< DMA not yet initialized or disabled */
  67. HAL_DMA_STATE_READY = 0x01U, /*!< DMA initialized and ready for use */
  68. HAL_DMA_STATE_BUSY = 0x02U, /*!< DMA process is ongoing */
  69. HAL_DMA_STATE_TIMEOUT = 0x03U, /*!< DMA timeout state */
  70. } HAL_DMA_StateTypeDef;
  71. /**
  72. * @brief HAL DMA Error Code structure definition
  73. */
  74. typedef enum
  75. {
  76. HAL_DMA_FULL_TRANSFER = 0x00U, /*!< Full transfer */
  77. HAL_DMA_HALF_TRANSFER = 0x01U /*!< Half Transfer */
  78. } HAL_DMA_LevelCompleteTypeDef;
  79. /**
  80. * @brief HAL DMA Callback ID structure definition
  81. */
  82. typedef enum
  83. {
  84. HAL_DMA_XFER_CPLT_CB_ID = 0x00U, /*!< Full transfer */
  85. HAL_DMA_XFER_HALFCPLT_CB_ID = 0x01U, /*!< Half transfer */
  86. HAL_DMA_XFER_ERROR_CB_ID = 0x02U, /*!< Error */
  87. HAL_DMA_XFER_ABORT_CB_ID = 0x03U, /*!< Abort */
  88. HAL_DMA_XFER_ALL_CB_ID = 0x04U /*!< All */
  89. } HAL_DMA_CallbackIDTypeDef;
  90. /**
  91. * @brief DMA handle Structure definition
  92. */
  93. typedef struct __DMA_HandleTypeDef
  94. {
  95. DMA_Channel_TypeDef *Instance; /*!< Register base address */
  96. DMA_InitTypeDef Init; /*!< DMA communication parameters */
  97. HAL_LockTypeDef Lock; /*!< DMA locking object */
  98. __IO HAL_DMA_StateTypeDef State; /*!< DMA transfer state */
  99. void *Parent; /*!< Parent object state */
  100. void (* XferCpltCallback)(struct __DMA_HandleTypeDef *hdma); /*!< DMA transfer complete callback */
  101. void (* XferHalfCpltCallback)(struct __DMA_HandleTypeDef *hdma); /*!< DMA Half transfer complete callback */
  102. void (* XferErrorCallback)(struct __DMA_HandleTypeDef *hdma); /*!< DMA transfer error callback */
  103. void (* XferAbortCallback)(struct __DMA_HandleTypeDef *hdma); /*!< DMA transfer abort callback */
  104. __IO uint32_t ErrorCode; /*!< DMA Error code */
  105. DMA_TypeDef *DmaBaseAddress; /*!< DMA Channel Base Address */
  106. uint32_t ChannelIndex; /*!< DMA Channel Index */
  107. #if defined(DMAMUX1)
  108. DMAMUX_Channel_TypeDef *DMAmuxChannel; /*!< Register base address */
  109. DMAMUX_ChannelStatus_TypeDef *DMAmuxChannelStatus; /*!< DMAMUX Channels Status Base Address */
  110. uint32_t DMAmuxChannelStatusMask; /*!< DMAMUX Channel Status Mask */
  111. DMAMUX_RequestGen_TypeDef *DMAmuxRequestGen; /*!< DMAMUX request generator Base Address */
  112. DMAMUX_RequestGenStatus_TypeDef *DMAmuxRequestGenStatus; /*!< DMAMUX request generator Address */
  113. uint32_t DMAmuxRequestGenStatusMask; /*!< DMAMUX request generator Status mask */
  114. #endif /* DMAMUX1 */
  115. } DMA_HandleTypeDef;
  116. /**
  117. * @}
  118. */
  119. /* Exported constants --------------------------------------------------------*/
  120. /** @defgroup DMA_Exported_Constants DMA Exported Constants
  121. * @{
  122. */
  123. /** @defgroup DMA_Error_Code DMA Error Code
  124. * @{
  125. */
  126. #define HAL_DMA_ERROR_NONE 0x00000000U /*!< No error */
  127. #define HAL_DMA_ERROR_TE 0x00000001U /*!< Transfer error */
  128. #define HAL_DMA_ERROR_NO_XFER 0x00000004U /*!< Abort requested with no Xfer ongoing */
  129. #define HAL_DMA_ERROR_TIMEOUT 0x00000020U /*!< Timeout error */
  130. #define HAL_DMA_ERROR_NOT_SUPPORTED 0x00000100U /*!< Not supported mode */
  131. #define HAL_DMA_ERROR_SYNC 0x00000200U /*!< DMAMUX sync overrun error */
  132. #define HAL_DMA_ERROR_REQGEN 0x00000400U /*!< DMAMUX request generator overrun error */
  133. /**
  134. * @}
  135. */
  136. /** @defgroup DMA_request DMA request
  137. * @{
  138. */
  139. #if !defined (DMAMUX1)
  140. #define DMA_REQUEST_0 0U
  141. #define DMA_REQUEST_1 1U
  142. #define DMA_REQUEST_2 2U
  143. #define DMA_REQUEST_3 3U
  144. #define DMA_REQUEST_4 4U
  145. #define DMA_REQUEST_5 5U
  146. #define DMA_REQUEST_6 6U
  147. #define DMA_REQUEST_7 7U
  148. #endif
  149. #if defined(DMAMUX1)
  150. #define DMA_REQUEST_MEM2MEM 0U /*!< memory to memory transfer */
  151. #define DMA_REQUEST_GENERATOR0 1U /*!< DMAMUX1 request generator 0 */
  152. #define DMA_REQUEST_GENERATOR1 2U /*!< DMAMUX1 request generator 1 */
  153. #define DMA_REQUEST_GENERATOR2 3U /*!< DMAMUX1 request generator 2 */
  154. #define DMA_REQUEST_GENERATOR3 4U /*!< DMAMUX1 request generator 3 */
  155. #define DMA_REQUEST_ADC1 5U /*!< DMAMUX1 ADC1 request */
  156. #if defined (STM32L4P5xx) || defined (STM32L4Q5xx)
  157. #define DMA_REQUEST_ADC2 6U /*!< DMAMUX1 ADC1 request */
  158. #define DMA_REQUEST_DAC1_CH1 7U /*!< DMAMUX1 DAC1 CH1 request */
  159. #define DMA_REQUEST_DAC1_CH2 8U /*!< DMAMUX1 DAC1 CH2 request */
  160. #define DMA_REQUEST_TIM6_UP 9U /*!< DMAMUX1 TIM6 UP request */
  161. #define DMA_REQUEST_TIM7_UP 10U /*!< DMAMUX1 TIM7 UP request */
  162. #define DMA_REQUEST_SPI1_RX 11U /*!< DMAMUX1 SPI1 RX request */
  163. #define DMA_REQUEST_SPI1_TX 12U /*!< DMAMUX1 SPI1 TX request */
  164. #define DMA_REQUEST_SPI2_RX 13U /*!< DMAMUX1 SPI2 RX request */
  165. #define DMA_REQUEST_SPI2_TX 14U /*!< DMAMUX1 SPI2 TX request */
  166. #define DMA_REQUEST_SPI3_RX 15U /*!< DMAMUX1 SPI3 RX request */
  167. #define DMA_REQUEST_SPI3_TX 16U /*!< DMAMUX1 SPI3 TX request */
  168. #define DMA_REQUEST_I2C1_RX 17U /*!< DMAMUX1 I2C1 RX request */
  169. #define DMA_REQUEST_I2C1_TX 18U /*!< DMAMUX1 I2C1 TX request */
  170. #define DMA_REQUEST_I2C2_RX 19U /*!< DMAMUX1 I2C2 RX request */
  171. #define DMA_REQUEST_I2C2_TX 20U /*!< DMAMUX1 I2C2 TX request */
  172. #define DMA_REQUEST_I2C3_RX 21U /*!< DMAMUX1 I2C3 RX request */
  173. #define DMA_REQUEST_I2C3_TX 22U /*!< DMAMUX1 I2C3 TX request */
  174. #define DMA_REQUEST_I2C4_RX 23U /*!< DMAMUX1 I2C4 RX request */
  175. #define DMA_REQUEST_I2C4_TX 24U /*!< DMAMUX1 I2C4 TX request */
  176. #define DMA_REQUEST_USART1_RX 25U /*!< DMAMUX1 USART1 RX request */
  177. #define DMA_REQUEST_USART1_TX 26U /*!< DMAMUX1 USART1 TX request */
  178. #define DMA_REQUEST_USART2_RX 27U /*!< DMAMUX1 USART2 RX request */
  179. #define DMA_REQUEST_USART2_TX 28U /*!< DMAMUX1 USART2 TX request */
  180. #define DMA_REQUEST_USART3_RX 29U /*!< DMAMUX1 USART3 RX request */
  181. #define DMA_REQUEST_USART3_TX 30U /*!< DMAMUX1 USART3 TX request */
  182. #define DMA_REQUEST_UART4_RX 31U /*!< DMAMUX1 UART4 RX request */
  183. #define DMA_REQUEST_UART4_TX 32U /*!< DMAMUX1 UART4 TX request */
  184. #define DMA_REQUEST_UART5_RX 33U /*!< DMAMUX1 UART5 RX request */
  185. #define DMA_REQUEST_UART5_TX 34U /*!< DMAMUX1 UART5 TX request */
  186. #define DMA_REQUEST_LPUART1_RX 35U /*!< DMAMUX1 LP_UART1_RX request */
  187. #define DMA_REQUEST_LPUART1_TX 36U /*!< DMAMUX1 LP_UART1_RX request */
  188. #define DMA_REQUEST_SAI1_A 37U /*!< DMAMUX1 SAI1 A request */
  189. #define DMA_REQUEST_SAI1_B 38U /*!< DMAMUX1 SAI1 B request */
  190. #define DMA_REQUEST_SAI2_A 39U /*!< DMAMUX1 SAI2 A request */
  191. #define DMA_REQUEST_SAI2_B 40U /*!< DMAMUX1 SAI2 B request */
  192. #define DMA_REQUEST_OCTOSPI1 41U /*!< DMAMUX1 OCTOSPI1 request */
  193. #define DMA_REQUEST_OCTOSPI2 42U /*!< DMAMUX1 OCTOSPI2 request */
  194. #define DMA_REQUEST_TIM1_CH1 43U /*!< DMAMUX1 TIM1 CH1 request */
  195. #define DMA_REQUEST_TIM1_CH2 44U /*!< DMAMUX1 TIM1 CH2 request */
  196. #define DMA_REQUEST_TIM1_CH3 45U /*!< DMAMUX1 TIM1 CH3 request */
  197. #define DMA_REQUEST_TIM1_CH4 46U /*!< DMAMUX1 TIM1 CH4 request */
  198. #define DMA_REQUEST_TIM1_UP 47U /*!< DMAMUX1 TIM1 UP request */
  199. #define DMA_REQUEST_TIM1_TRIG 48U /*!< DMAMUX1 TIM1 TRIG request */
  200. #define DMA_REQUEST_TIM1_COM 49U /*!< DMAMUX1 TIM1 COM request */
  201. #define DMA_REQUEST_TIM8_CH1 50U /*!< DMAMUX1 TIM8 CH1 request */
  202. #define DMA_REQUEST_TIM8_CH2 51U /*!< DMAMUX1 TIM8 CH2 request */
  203. #define DMA_REQUEST_TIM8_CH3 52U /*!< DMAMUX1 TIM8 CH3 request */
  204. #define DMA_REQUEST_TIM8_CH4 53U /*!< DMAMUX1 TIM8 CH4 request */
  205. #define DMA_REQUEST_TIM8_UP 54U /*!< DMAMUX1 TIM8 UP request */
  206. #define DMA_REQUEST_TIM8_TRIG 55U /*!< DMAMUX1 TIM8 TRIG request */
  207. #define DMA_REQUEST_TIM8_COM 56U /*!< DMAMUX1 TIM8 COM request */
  208. #define DMA_REQUEST_TIM2_CH1 57U /*!< DMAMUX1 TIM2 CH1 request */
  209. #define DMA_REQUEST_TIM2_CH2 58U /*!< DMAMUX1 TIM2 CH2 request */
  210. #define DMA_REQUEST_TIM2_CH3 59U /*!< DMAMUX1 TIM2 CH3 request */
  211. #define DMA_REQUEST_TIM2_CH4 60U /*!< DMAMUX1 TIM2 CH4 request */
  212. #define DMA_REQUEST_TIM2_UP 61U /*!< DMAMUX1 TIM2 UP request */
  213. #define DMA_REQUEST_TIM3_CH1 62U /*!< DMAMUX1 TIM3 CH1 request */
  214. #define DMA_REQUEST_TIM3_CH2 63U /*!< DMAMUX1 TIM3 CH2 request */
  215. #define DMA_REQUEST_TIM3_CH3 64U /*!< DMAMUX1 TIM3 CH3 request */
  216. #define DMA_REQUEST_TIM3_CH4 65U /*!< DMAMUX1 TIM3 CH4 request */
  217. #define DMA_REQUEST_TIM3_UP 66U /*!< DMAMUX1 TIM3 UP request */
  218. #define DMA_REQUEST_TIM3_TRIG 67U /*!< DMAMUX1 TIM3 TRIG request */
  219. #define DMA_REQUEST_TIM4_CH1 68U /*!< DMAMUX1 TIM4 CH1 request */
  220. #define DMA_REQUEST_TIM4_CH2 69U /*!< DMAMUX1 TIM4 CH2 request */
  221. #define DMA_REQUEST_TIM4_CH3 70U /*!< DMAMUX1 TIM4 CH3 request */
  222. #define DMA_REQUEST_TIM4_CH4 71U /*!< DMAMUX1 TIM4 CH4 request */
  223. #define DMA_REQUEST_TIM4_UP 72U /*!< DMAMUX1 TIM4 UP request */
  224. #define DMA_REQUEST_TIM5_CH1 73U /*!< DMAMUX1 TIM5 CH1 request */
  225. #define DMA_REQUEST_TIM5_CH2 74U /*!< DMAMUX1 TIM5 CH2 request */
  226. #define DMA_REQUEST_TIM5_CH3 75U /*!< DMAMUX1 TIM5 CH3 request */
  227. #define DMA_REQUEST_TIM5_CH4 76U /*!< DMAMUX1 TIM5 CH4 request */
  228. #define DMA_REQUEST_TIM5_UP 77U /*!< DMAMUX1 TIM5 UP request */
  229. #define DMA_REQUEST_TIM5_TRIG 78U /*!< DMAMUX1 TIM5 TRIG request */
  230. #define DMA_REQUEST_TIM15_CH1 79U /*!< DMAMUX1 TIM15 CH1 request */
  231. #define DMA_REQUEST_TIM15_UP 80U /*!< DMAMUX1 TIM15 UP request */
  232. #define DMA_REQUEST_TIM15_TRIG 81U /*!< DMAMUX1 TIM15 TRIG request */
  233. #define DMA_REQUEST_TIM15_COM 82U /*!< DMAMUX1 TIM15 COM request */
  234. #define DMA_REQUEST_TIM16_CH1 83U /*!< DMAMUX1 TIM16 CH1 request */
  235. #define DMA_REQUEST_TIM16_UP 84U /*!< DMAMUX1 TIM16 UP request */
  236. #define DMA_REQUEST_TIM17_CH1 85U /*!< DMAMUX1 TIM17 CH1 request */
  237. #define DMA_REQUEST_TIM17_UP 86U /*!< DMAMUX1 TIM17 UP request */
  238. #define DMA_REQUEST_DFSDM1_FLT0 87U /*!< DMAMUX1 DFSDM1 Filter0 request */
  239. #define DMA_REQUEST_DFSDM1_FLT1 88U /*!< DMAMUX1 DFSDM1 Filter1 request */
  240. #define DMA_REQUEST_DCMI 91U /*!< DMAMUX1 DCMI request */
  241. #define DMA_REQUEST_DCMI_PSSI 91U /*!< DMAMUX1 DCMI/PSSI request */
  242. #define DMA_REQUEST_AES_IN 92U /*!< DMAMUX1 AES IN request */
  243. #define DMA_REQUEST_AES_OUT 93U /*!< DMAMUX1 AES OUT request */
  244. #define DMA_REQUEST_HASH_IN 94U /*!< DMAMUX1 HASH IN request */
  245. #else
  246. #define DMA_REQUEST_DAC1_CH1 6U /*!< DMAMUX1 DAC1 CH1 request */
  247. #define DMA_REQUEST_DAC1_CH2 7U /*!< DMAMUX1 DAC1 CH2 request */
  248. #define DMA_REQUEST_TIM6_UP 8U /*!< DMAMUX1 TIM6 UP request */
  249. #define DMA_REQUEST_TIM7_UP 9U /*!< DMAMUX1 TIM7 UP request */
  250. #define DMA_REQUEST_SPI1_RX 10U /*!< DMAMUX1 SPI1 RX request */
  251. #define DMA_REQUEST_SPI1_TX 11U /*!< DMAMUX1 SPI1 TX request */
  252. #define DMA_REQUEST_SPI2_RX 12U /*!< DMAMUX1 SPI2 RX request */
  253. #define DMA_REQUEST_SPI2_TX 13U /*!< DMAMUX1 SPI2 TX request */
  254. #define DMA_REQUEST_SPI3_RX 14U /*!< DMAMUX1 SPI3 RX request */
  255. #define DMA_REQUEST_SPI3_TX 15U /*!< DMAMUX1 SPI3 TX request */
  256. #define DMA_REQUEST_I2C1_RX 16U /*!< DMAMUX1 I2C1 RX request */
  257. #define DMA_REQUEST_I2C1_TX 17U /*!< DMAMUX1 I2C1 TX request */
  258. #define DMA_REQUEST_I2C2_RX 18U /*!< DMAMUX1 I2C2 RX request */
  259. #define DMA_REQUEST_I2C2_TX 19U /*!< DMAMUX1 I2C2 TX request */
  260. #define DMA_REQUEST_I2C3_RX 20U /*!< DMAMUX1 I2C3 RX request */
  261. #define DMA_REQUEST_I2C3_TX 21U /*!< DMAMUX1 I2C3 TX request */
  262. #define DMA_REQUEST_I2C4_RX 22U /*!< DMAMUX1 I2C4 RX request */
  263. #define DMA_REQUEST_I2C4_TX 23U /*!< DMAMUX1 I2C4 TX request */
  264. #define DMA_REQUEST_USART1_RX 24U /*!< DMAMUX1 USART1 RX request */
  265. #define DMA_REQUEST_USART1_TX 25U /*!< DMAMUX1 USART1 TX request */
  266. #define DMA_REQUEST_USART2_RX 26U /*!< DMAMUX1 USART2 RX request */
  267. #define DMA_REQUEST_USART2_TX 27U /*!< DMAMUX1 USART2 TX request */
  268. #define DMA_REQUEST_USART3_RX 28U /*!< DMAMUX1 USART3 RX request */
  269. #define DMA_REQUEST_USART3_TX 29U /*!< DMAMUX1 USART3 TX request */
  270. #define DMA_REQUEST_UART4_RX 30U /*!< DMAMUX1 UART4 RX request */
  271. #define DMA_REQUEST_UART4_TX 31U /*!< DMAMUX1 UART4 TX request */
  272. #define DMA_REQUEST_UART5_RX 32U /*!< DMAMUX1 UART5 RX request */
  273. #define DMA_REQUEST_UART5_TX 33U /*!< DMAMUX1 UART5 TX request */
  274. #define DMA_REQUEST_LPUART1_RX 34U /*!< DMAMUX1 LP_UART1_RX request */
  275. #define DMA_REQUEST_LPUART1_TX 35U /*!< DMAMUX1 LP_UART1_RX request */
  276. #define DMA_REQUEST_SAI1_A 36U /*!< DMAMUX1 SAI1 A request */
  277. #define DMA_REQUEST_SAI1_B 37U /*!< DMAMUX1 SAI1 B request */
  278. #define DMA_REQUEST_SAI2_A 38U /*!< DMAMUX1 SAI2 A request */
  279. #define DMA_REQUEST_SAI2_B 39U /*!< DMAMUX1 SAI2 B request */
  280. #define DMA_REQUEST_OCTOSPI1 40U /*!< DMAMUX1 OCTOSPI1 request */
  281. #define DMA_REQUEST_OCTOSPI2 41U /*!< DMAMUX1 OCTOSPI2 request */
  282. #define DMA_REQUEST_TIM1_CH1 42U /*!< DMAMUX1 TIM1 CH1 request */
  283. #define DMA_REQUEST_TIM1_CH2 43U /*!< DMAMUX1 TIM1 CH2 request */
  284. #define DMA_REQUEST_TIM1_CH3 44U /*!< DMAMUX1 TIM1 CH3 request */
  285. #define DMA_REQUEST_TIM1_CH4 45U /*!< DMAMUX1 TIM1 CH4 request */
  286. #define DMA_REQUEST_TIM1_UP 46U /*!< DMAMUX1 TIM1 UP request */
  287. #define DMA_REQUEST_TIM1_TRIG 47U /*!< DMAMUX1 TIM1 TRIG request */
  288. #define DMA_REQUEST_TIM1_COM 48U /*!< DMAMUX1 TIM1 COM request */
  289. #define DMA_REQUEST_TIM8_CH1 49U /*!< DMAMUX1 TIM8 CH1 request */
  290. #define DMA_REQUEST_TIM8_CH2 50U /*!< DMAMUX1 TIM8 CH2 request */
  291. #define DMA_REQUEST_TIM8_CH3 51U /*!< DMAMUX1 TIM8 CH3 request */
  292. #define DMA_REQUEST_TIM8_CH4 52U /*!< DMAMUX1 TIM8 CH4 request */
  293. #define DMA_REQUEST_TIM8_UP 53U /*!< DMAMUX1 TIM8 UP request */
  294. #define DMA_REQUEST_TIM8_TRIG 54U /*!< DMAMUX1 TIM8 TRIG request */
  295. #define DMA_REQUEST_TIM8_COM 55U /*!< DMAMUX1 TIM8 COM request */
  296. #define DMA_REQUEST_TIM2_CH1 56U /*!< DMAMUX1 TIM2 CH1 request */
  297. #define DMA_REQUEST_TIM2_CH2 57U /*!< DMAMUX1 TIM2 CH2 request */
  298. #define DMA_REQUEST_TIM2_CH3 58U /*!< DMAMUX1 TIM2 CH3 request */
  299. #define DMA_REQUEST_TIM2_CH4 59U /*!< DMAMUX1 TIM2 CH4 request */
  300. #define DMA_REQUEST_TIM2_UP 60U /*!< DMAMUX1 TIM2 UP request */
  301. #define DMA_REQUEST_TIM3_CH1 61U /*!< DMAMUX1 TIM3 CH1 request */
  302. #define DMA_REQUEST_TIM3_CH2 62U /*!< DMAMUX1 TIM3 CH2 request */
  303. #define DMA_REQUEST_TIM3_CH3 63U /*!< DMAMUX1 TIM3 CH3 request */
  304. #define DMA_REQUEST_TIM3_CH4 64U /*!< DMAMUX1 TIM3 CH4 request */
  305. #define DMA_REQUEST_TIM3_UP 65U /*!< DMAMUX1 TIM3 UP request */
  306. #define DMA_REQUEST_TIM3_TRIG 66U /*!< DMAMUX1 TIM3 TRIG request */
  307. #define DMA_REQUEST_TIM4_CH1 67U /*!< DMAMUX1 TIM4 CH1 request */
  308. #define DMA_REQUEST_TIM4_CH2 68U /*!< DMAMUX1 TIM4 CH2 request */
  309. #define DMA_REQUEST_TIM4_CH3 69U /*!< DMAMUX1 TIM4 CH3 request */
  310. #define DMA_REQUEST_TIM4_CH4 70U /*!< DMAMUX1 TIM4 CH4 request */
  311. #define DMA_REQUEST_TIM4_UP 71U /*!< DMAMUX1 TIM4 UP request */
  312. #define DMA_REQUEST_TIM5_CH1 72U /*!< DMAMUX1 TIM5 CH1 request */
  313. #define DMA_REQUEST_TIM5_CH2 73U /*!< DMAMUX1 TIM5 CH2 request */
  314. #define DMA_REQUEST_TIM5_CH3 74U /*!< DMAMUX1 TIM5 CH3 request */
  315. #define DMA_REQUEST_TIM5_CH4 75U /*!< DMAMUX1 TIM5 CH4 request */
  316. #define DMA_REQUEST_TIM5_UP 76U /*!< DMAMUX1 TIM5 UP request */
  317. #define DMA_REQUEST_TIM5_TRIG 77U /*!< DMAMUX1 TIM5 TRIG request */
  318. #define DMA_REQUEST_TIM15_CH1 78U /*!< DMAMUX1 TIM15 CH1 request */
  319. #define DMA_REQUEST_TIM15_UP 79U /*!< DMAMUX1 TIM15 UP request */
  320. #define DMA_REQUEST_TIM15_TRIG 80U /*!< DMAMUX1 TIM15 TRIG request */
  321. #define DMA_REQUEST_TIM15_COM 81U /*!< DMAMUX1 TIM15 COM request */
  322. #define DMA_REQUEST_TIM16_CH1 82U /*!< DMAMUX1 TIM16 CH1 request */
  323. #define DMA_REQUEST_TIM16_UP 83U /*!< DMAMUX1 TIM16 UP request */
  324. #define DMA_REQUEST_TIM17_CH1 84U /*!< DMAMUX1 TIM17 CH1 request */
  325. #define DMA_REQUEST_TIM17_UP 85U /*!< DMAMUX1 TIM17 UP request */
  326. #define DMA_REQUEST_DFSDM1_FLT0 86U /*!< DMAMUX1 DFSDM1 Filter0 request */
  327. #define DMA_REQUEST_DFSDM1_FLT1 87U /*!< DMAMUX1 DFSDM1 Filter1 request */
  328. #define DMA_REQUEST_DFSDM1_FLT2 88U /*!< DMAMUX1 DFSDM1 Filter2 request */
  329. #define DMA_REQUEST_DFSDM1_FLT3 89U /*!< DMAMUX1 DFSDM1 Filter3 request */
  330. #define DMA_REQUEST_DCMI 90U /*!< DMAMUX1 DCMI request */
  331. #define DMA_REQUEST_AES_IN 91U /*!< DMAMUX1 AES IN request */
  332. #define DMA_REQUEST_AES_OUT 92U /*!< DMAMUX1 AES OUT request */
  333. #define DMA_REQUEST_HASH_IN 93U /*!< DMAMUX1 HASH IN request */
  334. #endif /* STM32L4P5xx || STM32L4Q5xx */
  335. #endif /* DMAMUX1 */
  336. /**
  337. * @}
  338. */
  339. /** @defgroup DMA_Data_transfer_direction DMA Data transfer direction
  340. * @{
  341. */
  342. #define DMA_PERIPH_TO_MEMORY 0x00000000U /*!< Peripheral to memory direction */
  343. #define DMA_MEMORY_TO_PERIPH DMA_CCR_DIR /*!< Memory to peripheral direction */
  344. #define DMA_MEMORY_TO_MEMORY DMA_CCR_MEM2MEM /*!< Memory to memory direction */
  345. /**
  346. * @}
  347. */
  348. /** @defgroup DMA_Peripheral_incremented_mode DMA Peripheral incremented mode
  349. * @{
  350. */
  351. #define DMA_PINC_ENABLE DMA_CCR_PINC /*!< Peripheral increment mode Enable */
  352. #define DMA_PINC_DISABLE 0x00000000U /*!< Peripheral increment mode Disable */
  353. /**
  354. * @}
  355. */
  356. /** @defgroup DMA_Memory_incremented_mode DMA Memory incremented mode
  357. * @{
  358. */
  359. #define DMA_MINC_ENABLE DMA_CCR_MINC /*!< Memory increment mode Enable */
  360. #define DMA_MINC_DISABLE 0x00000000U /*!< Memory increment mode Disable */
  361. /**
  362. * @}
  363. */
  364. /** @defgroup DMA_Peripheral_data_size DMA Peripheral data size
  365. * @{
  366. */
  367. #define DMA_PDATAALIGN_BYTE 0x00000000U /*!< Peripheral data alignment : Byte */
  368. #define DMA_PDATAALIGN_HALFWORD DMA_CCR_PSIZE_0 /*!< Peripheral data alignment : HalfWord */
  369. #define DMA_PDATAALIGN_WORD DMA_CCR_PSIZE_1 /*!< Peripheral data alignment : Word */
  370. /**
  371. * @}
  372. */
  373. /** @defgroup DMA_Memory_data_size DMA Memory data size
  374. * @{
  375. */
  376. #define DMA_MDATAALIGN_BYTE 0x00000000U /*!< Memory data alignment : Byte */
  377. #define DMA_MDATAALIGN_HALFWORD DMA_CCR_MSIZE_0 /*!< Memory data alignment : HalfWord */
  378. #define DMA_MDATAALIGN_WORD DMA_CCR_MSIZE_1 /*!< Memory data alignment : Word */
  379. /**
  380. * @}
  381. */
  382. /** @defgroup DMA_mode DMA mode
  383. * @{
  384. */
  385. #define DMA_NORMAL 0x00000000U /*!< Normal mode */
  386. #define DMA_CIRCULAR DMA_CCR_CIRC /*!< Circular mode */
  387. /**
  388. * @}
  389. */
  390. /** @defgroup DMA_Priority_level DMA Priority level
  391. * @{
  392. */
  393. #define DMA_PRIORITY_LOW 0x00000000U /*!< Priority level : Low */
  394. #define DMA_PRIORITY_MEDIUM DMA_CCR_PL_0 /*!< Priority level : Medium */
  395. #define DMA_PRIORITY_HIGH DMA_CCR_PL_1 /*!< Priority level : High */
  396. #define DMA_PRIORITY_VERY_HIGH DMA_CCR_PL /*!< Priority level : Very_High */
  397. /**
  398. * @}
  399. */
  400. /** @defgroup DMA_interrupt_enable_definitions DMA interrupt enable definitions
  401. * @{
  402. */
  403. #define DMA_IT_TC DMA_CCR_TCIE
  404. #define DMA_IT_HT DMA_CCR_HTIE
  405. #define DMA_IT_TE DMA_CCR_TEIE
  406. /**
  407. * @}
  408. */
  409. /** @defgroup DMA_flag_definitions DMA flag definitions
  410. * @{
  411. */
  412. #define DMA_FLAG_GL1 DMA_ISR_GIF1
  413. #define DMA_FLAG_TC1 DMA_ISR_TCIF1
  414. #define DMA_FLAG_HT1 DMA_ISR_HTIF1
  415. #define DMA_FLAG_TE1 DMA_ISR_TEIF1
  416. #define DMA_FLAG_GL2 DMA_ISR_GIF2
  417. #define DMA_FLAG_TC2 DMA_ISR_TCIF2
  418. #define DMA_FLAG_HT2 DMA_ISR_HTIF2
  419. #define DMA_FLAG_TE2 DMA_ISR_TEIF2
  420. #define DMA_FLAG_GL3 DMA_ISR_GIF3
  421. #define DMA_FLAG_TC3 DMA_ISR_TCIF3
  422. #define DMA_FLAG_HT3 DMA_ISR_HTIF3
  423. #define DMA_FLAG_TE3 DMA_ISR_TEIF3
  424. #define DMA_FLAG_GL4 DMA_ISR_GIF4
  425. #define DMA_FLAG_TC4 DMA_ISR_TCIF4
  426. #define DMA_FLAG_HT4 DMA_ISR_HTIF4
  427. #define DMA_FLAG_TE4 DMA_ISR_TEIF4
  428. #define DMA_FLAG_GL5 DMA_ISR_GIF5
  429. #define DMA_FLAG_TC5 DMA_ISR_TCIF5
  430. #define DMA_FLAG_HT5 DMA_ISR_HTIF5
  431. #define DMA_FLAG_TE5 DMA_ISR_TEIF5
  432. #define DMA_FLAG_GL6 DMA_ISR_GIF6
  433. #define DMA_FLAG_TC6 DMA_ISR_TCIF6
  434. #define DMA_FLAG_HT6 DMA_ISR_HTIF6
  435. #define DMA_FLAG_TE6 DMA_ISR_TEIF6
  436. #define DMA_FLAG_GL7 DMA_ISR_GIF7
  437. #define DMA_FLAG_TC7 DMA_ISR_TCIF7
  438. #define DMA_FLAG_HT7 DMA_ISR_HTIF7
  439. #define DMA_FLAG_TE7 DMA_ISR_TEIF7
  440. /**
  441. * @}
  442. */
  443. /**
  444. * @}
  445. */
  446. /* Exported macros -----------------------------------------------------------*/
  447. /** @defgroup DMA_Exported_Macros DMA Exported Macros
  448. * @{
  449. */
  450. /** @brief Reset DMA handle state.
  451. * @param __HANDLE__ DMA handle
  452. * @retval None
  453. */
  454. #define __HAL_DMA_RESET_HANDLE_STATE(__HANDLE__) ((__HANDLE__)->State = HAL_DMA_STATE_RESET)
  455. /**
  456. * @brief Enable the specified DMA Channel.
  457. * @param __HANDLE__ DMA handle
  458. * @retval None
  459. */
  460. #define __HAL_DMA_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CCR |= DMA_CCR_EN)
  461. /**
  462. * @brief Disable the specified DMA Channel.
  463. * @param __HANDLE__ DMA handle
  464. * @retval None
  465. */
  466. #define __HAL_DMA_DISABLE(__HANDLE__) ((__HANDLE__)->Instance->CCR &= ~DMA_CCR_EN)
  467. /* Interrupt & Flag management */
  468. /**
  469. * @brief Return the current DMA Channel transfer complete flag.
  470. * @param __HANDLE__ DMA handle
  471. * @retval The specified transfer complete flag index.
  472. */
  473. #define __HAL_DMA_GET_TC_FLAG_INDEX(__HANDLE__) \
  474. (((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_TC1 :\
  475. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel1))? DMA_FLAG_TC1 :\
  476. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TC2 :\
  477. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_TC2 :\
  478. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TC3 :\
  479. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_TC3 :\
  480. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TC4 :\
  481. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_TC4 :\
  482. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_TC5 :\
  483. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_TC5 :\
  484. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_TC6 :\
  485. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel6))? DMA_FLAG_TC6 :\
  486. DMA_FLAG_TC7)
  487. /**
  488. * @brief Return the current DMA Channel half transfer complete flag.
  489. * @param __HANDLE__ DMA handle
  490. * @retval The specified half transfer complete flag index.
  491. */
  492. #define __HAL_DMA_GET_HT_FLAG_INDEX(__HANDLE__)\
  493. (((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_HT1 :\
  494. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel1))? DMA_FLAG_HT1 :\
  495. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_HT2 :\
  496. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_HT2 :\
  497. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_HT3 :\
  498. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_HT3 :\
  499. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_HT4 :\
  500. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_HT4 :\
  501. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_HT5 :\
  502. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_HT5 :\
  503. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_HT6 :\
  504. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel6))? DMA_FLAG_HT6 :\
  505. DMA_FLAG_HT7)
  506. /**
  507. * @brief Return the current DMA Channel transfer error flag.
  508. * @param __HANDLE__ DMA handle
  509. * @retval The specified transfer error flag index.
  510. */
  511. #define __HAL_DMA_GET_TE_FLAG_INDEX(__HANDLE__)\
  512. (((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_FLAG_TE1 :\
  513. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel1))? DMA_FLAG_TE1 :\
  514. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_FLAG_TE2 :\
  515. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_FLAG_TE2 :\
  516. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_FLAG_TE3 :\
  517. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_FLAG_TE3 :\
  518. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_FLAG_TE4 :\
  519. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_FLAG_TE4 :\
  520. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_FLAG_TE5 :\
  521. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_FLAG_TE5 :\
  522. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_FLAG_TE6 :\
  523. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel6))? DMA_FLAG_TE6 :\
  524. DMA_FLAG_TE7)
  525. /**
  526. * @brief Return the current DMA Channel Global interrupt flag.
  527. * @param __HANDLE__ DMA handle
  528. * @retval The specified transfer error flag index.
  529. */
  530. #define __HAL_DMA_GET_GI_FLAG_INDEX(__HANDLE__)\
  531. (((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel1))? DMA_ISR_GIF1 :\
  532. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel1))? DMA_ISR_GIF1 :\
  533. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel2))? DMA_ISR_GIF2 :\
  534. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel2))? DMA_ISR_GIF2 :\
  535. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel3))? DMA_ISR_GIF3 :\
  536. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel3))? DMA_ISR_GIF3 :\
  537. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel4))? DMA_ISR_GIF4 :\
  538. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel4))? DMA_ISR_GIF4 :\
  539. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel5))? DMA_ISR_GIF5 :\
  540. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel5))? DMA_ISR_GIF5 :\
  541. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA1_Channel6))? DMA_ISR_GIF6 :\
  542. ((uint32_t)((__HANDLE__)->Instance) == ((uint32_t)DMA2_Channel6))? DMA_ISR_GIF6 :\
  543. DMA_ISR_GIF7)
  544. /**
  545. * @brief Get the DMA Channel pending flags.
  546. * @param __HANDLE__ DMA handle
  547. * @param __FLAG__ Get the specified flag.
  548. * This parameter can be any combination of the following values:
  549. * @arg DMA_FLAG_TCx: Transfer complete flag
  550. * @arg DMA_FLAG_HTx: Half transfer complete flag
  551. * @arg DMA_FLAG_TEx: Transfer error flag
  552. * @arg DMA_FLAG_GLx: Global interrupt flag
  553. * Where x can be from 1 to 7 to select the DMA Channel x flag.
  554. * @retval The state of FLAG (SET or RESET).
  555. */
  556. #define __HAL_DMA_GET_FLAG(__HANDLE__, __FLAG__) (((uint32_t)((__HANDLE__)->Instance) > ((uint32_t)DMA1_Channel7))? \
  557. (DMA2->ISR & (__FLAG__)) : (DMA1->ISR & (__FLAG__)))
  558. /**
  559. * @brief Clear the DMA Channel pending flags.
  560. * @param __HANDLE__ DMA handle
  561. * @param __FLAG__ specifies the flag to clear.
  562. * This parameter can be any combination of the following values:
  563. * @arg DMA_FLAG_TCx: Transfer complete flag
  564. * @arg DMA_FLAG_HTx: Half transfer complete flag
  565. * @arg DMA_FLAG_TEx: Transfer error flag
  566. * @arg DMA_FLAG_GLx: Global interrupt flag
  567. * Where x can be from 1 to 7 to select the DMA Channel x flag.
  568. * @retval None
  569. */
  570. #define __HAL_DMA_CLEAR_FLAG(__HANDLE__, __FLAG__) (((uint32_t)((__HANDLE__)->Instance) > ((uint32_t)DMA1_Channel7))? \
  571. (DMA2->IFCR = (__FLAG__)) : (DMA1->IFCR = (__FLAG__)))
  572. /**
  573. * @brief Enable the specified DMA Channel interrupts.
  574. * @param __HANDLE__ DMA handle
  575. * @param __INTERRUPT__ specifies the DMA interrupt sources to be enabled or disabled.
  576. * This parameter can be any combination of the following values:
  577. * @arg DMA_IT_TC: Transfer complete interrupt mask
  578. * @arg DMA_IT_HT: Half transfer complete interrupt mask
  579. * @arg DMA_IT_TE: Transfer error interrupt mask
  580. * @retval None
  581. */
  582. #define __HAL_DMA_ENABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CCR |= (__INTERRUPT__))
  583. /**
  584. * @brief Disable the specified DMA Channel interrupts.
  585. * @param __HANDLE__ DMA handle
  586. * @param __INTERRUPT__ specifies the DMA interrupt sources to be enabled or disabled.
  587. * This parameter can be any combination of the following values:
  588. * @arg DMA_IT_TC: Transfer complete interrupt mask
  589. * @arg DMA_IT_HT: Half transfer complete interrupt mask
  590. * @arg DMA_IT_TE: Transfer error interrupt mask
  591. * @retval None
  592. */
  593. #define __HAL_DMA_DISABLE_IT(__HANDLE__, __INTERRUPT__) ((__HANDLE__)->Instance->CCR &= ~(__INTERRUPT__))
  594. /**
  595. * @brief Check whether the specified DMA Channel interrupt is enabled or not.
  596. * @param __HANDLE__ DMA handle
  597. * @param __INTERRUPT__ specifies the DMA interrupt source to check.
  598. * This parameter can be one of the following values:
  599. * @arg DMA_IT_TC: Transfer complete interrupt mask
  600. * @arg DMA_IT_HT: Half transfer complete interrupt mask
  601. * @arg DMA_IT_TE: Transfer error interrupt mask
  602. * @retval The state of DMA_IT (SET or RESET).
  603. */
  604. #define __HAL_DMA_GET_IT_SOURCE(__HANDLE__, __INTERRUPT__) (((__HANDLE__)->Instance->CCR & (__INTERRUPT__)))
  605. /**
  606. * @brief Return the number of remaining data units in the current DMA Channel transfer.
  607. * @param __HANDLE__ DMA handle
  608. * @retval The number of remaining data units in the current DMA Channel transfer.
  609. */
  610. #define __HAL_DMA_GET_COUNTER(__HANDLE__) ((__HANDLE__)->Instance->CNDTR)
  611. /**
  612. * @}
  613. */
  614. #if defined(DMAMUX1)
  615. /* Include DMA HAL Extension module */
  616. #include "stm32l4xx_hal_dma_ex.h"
  617. #endif /* DMAMUX1 */
  618. /* Exported functions --------------------------------------------------------*/
  619. /** @addtogroup DMA_Exported_Functions
  620. * @{
  621. */
  622. /** @addtogroup DMA_Exported_Functions_Group1
  623. * @{
  624. */
  625. /* Initialization and de-initialization functions *****************************/
  626. HAL_StatusTypeDef HAL_DMA_Init(DMA_HandleTypeDef *hdma);
  627. HAL_StatusTypeDef HAL_DMA_DeInit(DMA_HandleTypeDef *hdma);
  628. /**
  629. * @}
  630. */
  631. /** @addtogroup DMA_Exported_Functions_Group2
  632. * @{
  633. */
  634. /* IO operation functions *****************************************************/
  635. HAL_StatusTypeDef HAL_DMA_Start(DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t DataLength);
  636. HAL_StatusTypeDef HAL_DMA_Start_IT(DMA_HandleTypeDef *hdma, uint32_t SrcAddress, uint32_t DstAddress, uint32_t DataLength);
  637. HAL_StatusTypeDef HAL_DMA_Abort(DMA_HandleTypeDef *hdma);
  638. HAL_StatusTypeDef HAL_DMA_Abort_IT(DMA_HandleTypeDef *hdma);
  639. HAL_StatusTypeDef HAL_DMA_PollForTransfer(DMA_HandleTypeDef *hdma, HAL_DMA_LevelCompleteTypeDef CompleteLevel, uint32_t Timeout);
  640. void HAL_DMA_IRQHandler(DMA_HandleTypeDef *hdma);
  641. HAL_StatusTypeDef HAL_DMA_RegisterCallback(DMA_HandleTypeDef *hdma, HAL_DMA_CallbackIDTypeDef CallbackID, void (* pCallback)(DMA_HandleTypeDef *_hdma));
  642. HAL_StatusTypeDef HAL_DMA_UnRegisterCallback(DMA_HandleTypeDef *hdma, HAL_DMA_CallbackIDTypeDef CallbackID);
  643. /**
  644. * @}
  645. */
  646. /** @addtogroup DMA_Exported_Functions_Group3
  647. * @{
  648. */
  649. /* Peripheral State and Error functions ***************************************/
  650. HAL_DMA_StateTypeDef HAL_DMA_GetState(DMA_HandleTypeDef *hdma);
  651. uint32_t HAL_DMA_GetError(DMA_HandleTypeDef *hdma);
  652. /**
  653. * @}
  654. */
  655. /**
  656. * @}
  657. */
  658. /* Private macros ------------------------------------------------------------*/
  659. /** @defgroup DMA_Private_Macros DMA Private Macros
  660. * @{
  661. */
  662. #define IS_DMA_DIRECTION(DIRECTION) (((DIRECTION) == DMA_PERIPH_TO_MEMORY ) || \
  663. ((DIRECTION) == DMA_MEMORY_TO_PERIPH) || \
  664. ((DIRECTION) == DMA_MEMORY_TO_MEMORY))
  665. #define IS_DMA_BUFFER_SIZE(SIZE) (((SIZE) >= 0x1U) && ((SIZE) < 0x10000U))
  666. #define IS_DMA_PERIPHERAL_INC_STATE(STATE) (((STATE) == DMA_PINC_ENABLE) || \
  667. ((STATE) == DMA_PINC_DISABLE))
  668. #define IS_DMA_MEMORY_INC_STATE(STATE) (((STATE) == DMA_MINC_ENABLE) || \
  669. ((STATE) == DMA_MINC_DISABLE))
  670. #if !defined (DMAMUX1)
  671. #define IS_DMA_ALL_REQUEST(REQUEST) (((REQUEST) == DMA_REQUEST_0) || \
  672. ((REQUEST) == DMA_REQUEST_1) || \
  673. ((REQUEST) == DMA_REQUEST_2) || \
  674. ((REQUEST) == DMA_REQUEST_3) || \
  675. ((REQUEST) == DMA_REQUEST_4) || \
  676. ((REQUEST) == DMA_REQUEST_5) || \
  677. ((REQUEST) == DMA_REQUEST_6) || \
  678. ((REQUEST) == DMA_REQUEST_7))
  679. #endif
  680. #if defined(DMAMUX1)
  681. #define IS_DMA_ALL_REQUEST(REQUEST)((REQUEST) <= DMA_REQUEST_HASH_IN)
  682. #endif /* DMAMUX1 */
  683. #define IS_DMA_PERIPHERAL_DATA_SIZE(SIZE) (((SIZE) == DMA_PDATAALIGN_BYTE) || \
  684. ((SIZE) == DMA_PDATAALIGN_HALFWORD) || \
  685. ((SIZE) == DMA_PDATAALIGN_WORD))
  686. #define IS_DMA_MEMORY_DATA_SIZE(SIZE) (((SIZE) == DMA_MDATAALIGN_BYTE) || \
  687. ((SIZE) == DMA_MDATAALIGN_HALFWORD) || \
  688. ((SIZE) == DMA_MDATAALIGN_WORD ))
  689. #define IS_DMA_MODE(MODE) (((MODE) == DMA_NORMAL ) || \
  690. ((MODE) == DMA_CIRCULAR))
  691. #define IS_DMA_PRIORITY(PRIORITY) (((PRIORITY) == DMA_PRIORITY_LOW ) || \
  692. ((PRIORITY) == DMA_PRIORITY_MEDIUM) || \
  693. ((PRIORITY) == DMA_PRIORITY_HIGH) || \
  694. ((PRIORITY) == DMA_PRIORITY_VERY_HIGH))
  695. /**
  696. * @}
  697. */
  698. /* Private functions ---------------------------------------------------------*/
  699. /**
  700. * @}
  701. */
  702. /**
  703. * @}
  704. */
  705. #ifdef __cplusplus
  706. }
  707. #endif
  708. #endif /* STM32L4xx_HAL_DMA_H */