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  1. /**
  2. ******************************************************************************
  3. * @file stm32h7xx_hal_sd.c
  4. * @author MCD Application Team
  5. * @brief SD card HAL module driver.
  6. * This file provides firmware functions to manage the following
  7. * functionalities of the Secure Digital (SD) peripheral:
  8. * + Initialization and de-initialization functions
  9. * + IO operation functions
  10. * + Peripheral Control functions
  11. * + Peripheral State functions
  12. *
  13. @verbatim
  14. ==============================================================================
  15. ##### How to use this driver #####
  16. ==============================================================================
  17. [..]
  18. This driver implements a high level communication layer for read and write from/to
  19. this memory. The needed STM32 hardware resources (SDMMC and GPIO) are performed by
  20. the user in HAL_SD_MspInit() function (MSP layer).
  21. Basically, the MSP layer configuration should be the same as we provide in the
  22. examples.
  23. You can easily tailor this configuration according to hardware resources.
  24. [..]
  25. This driver is a generic layered driver for SDMMC memories which uses the HAL
  26. SDMMC driver functions to interface with SD and uSD cards devices.
  27. It is used as follows:
  28. (#)Initialize the SDMMC low level resources by implementing the HAL_SD_MspInit() API:
  29. (##) Enable the SDMMC interface clock using __HAL_RCC_SDMMC_CLK_ENABLE();
  30. (##) SDMMC pins configuration for SD card
  31. (+++) Enable the clock for the SDMMC GPIOs using the functions __HAL_RCC_GPIOx_CLK_ENABLE();
  32. (+++) Configure these SDMMC pins as alternate function pull-up using HAL_GPIO_Init()
  33. and according to your pin assignment;
  34. (##) NVIC configuration if you need to use interrupt process (HAL_SD_ReadBlocks_IT()
  35. and HAL_SD_WriteBlocks_IT() APIs).
  36. (+++) Configure the SDMMC interrupt priorities using function HAL_NVIC_SetPriority();
  37. (+++) Enable the NVIC SDMMC IRQs using function HAL_NVIC_EnableIRQ()
  38. (+++) SDMMC interrupts are managed using the macros __HAL_SD_ENABLE_IT()
  39. and __HAL_SD_DISABLE_IT() inside the communication process.
  40. (+++) SDMMC interrupts pending bits are managed using the macros __HAL_SD_GET_IT()
  41. and __HAL_SD_CLEAR_IT()
  42. (##) No general propose DMA Configuration is needed, an Internal DMA for SDMMC Peripheral are used.
  43. (#) At this stage, you can perform SD read/write/erase operations after SD card initialization
  44. *** SD Card Initialization and configuration ***
  45. ================================================
  46. [..]
  47. To initialize the SD Card, use the HAL_SD_Init() function. It Initializes
  48. SDMMC Peripheral(STM32 side) and the SD Card, and put it into StandBy State (Ready for data transfer).
  49. This function provide the following operations:
  50. (#) Apply the SD Card initialization process at 400KHz and check the SD Card
  51. type (Standard Capacity or High Capacity). You can change or adapt this
  52. frequency by adjusting the "ClockDiv" field.
  53. The SD Card frequency (SDMMC_CK) is computed as follows:
  54. SDMMC_CK = SDMMCCLK / (2 * ClockDiv)
  55. In initialization mode and according to the SD Card standard,
  56. make sure that the SDMMC_CK frequency doesn't exceed 400KHz.
  57. This phase of initialization is done through SDMMC_Init() and
  58. SDMMC_PowerState_ON() SDMMC low level APIs.
  59. (#) Initialize the SD card. The API used is HAL_SD_InitCard().
  60. This phase allows the card initialization and identification
  61. and check the SD Card type (Standard Capacity or High Capacity)
  62. The initialization flow is compatible with SD standard.
  63. This API (HAL_SD_InitCard()) could be used also to reinitialize the card in case
  64. of plug-off plug-in.
  65. (#) Configure the SD Card Data transfer frequency. You can change or adapt this
  66. frequency by adjusting the "ClockDiv" field.
  67. In transfer mode and according to the SD Card standard, make sure that the
  68. SDMMC_CK frequency doesn't exceed 25MHz and 100MHz in High-speed mode switch.
  69. (#) Select the corresponding SD Card according to the address read with the step 2.
  70. (#) Configure the SD Card in wide bus mode: 4-bits data.
  71. *** SD Card Read operation ***
  72. ==============================
  73. [..]
  74. (+) You can read from SD card in polling mode by using function HAL_SD_ReadBlocks().
  75. This function support only 512-bytes block length (the block size should be
  76. chosen as 512 bytes).
  77. You can choose either one block read operation or multiple block read operation
  78. by adjusting the "NumberOfBlocks" parameter.
  79. After this, you have to ensure that the transfer is done correctly. The check is done
  80. through HAL_SD_GetCardState() function for SD card state.
  81. (+) You can read from SD card in DMA mode by using function HAL_SD_ReadBlocks_DMA().
  82. This function support only 512-bytes block length (the block size should be
  83. chosen as 512 bytes).
  84. You can choose either one block read operation or multiple block read operation
  85. by adjusting the "NumberOfBlocks" parameter.
  86. After this, you have to ensure that the transfer is done correctly. The check is done
  87. through HAL_SD_GetCardState() function for SD card state.
  88. You could also check the DMA transfer process through the SD Rx interrupt event.
  89. (+) You can read from SD card in Interrupt mode by using function HAL_SD_ReadBlocks_IT().
  90. This function support only 512-bytes block length (the block size should be
  91. chosen as 512 bytes).
  92. You can choose either one block read operation or multiple block read operation
  93. by adjusting the "NumberOfBlocks" parameter.
  94. After this, you have to ensure that the transfer is done correctly. The check is done
  95. through HAL_SD_GetCardState() function for SD card state.
  96. You could also check the IT transfer process through the SD Rx interrupt event.
  97. *** SD Card Write operation ***
  98. ===============================
  99. [..]
  100. (+) You can write to SD card in polling mode by using function HAL_SD_WriteBlocks().
  101. This function support only 512-bytes block length (the block size should be
  102. chosen as 512 bytes).
  103. You can choose either one block read operation or multiple block read operation
  104. by adjusting the "NumberOfBlocks" parameter.
  105. After this, you have to ensure that the transfer is done correctly. The check is done
  106. through HAL_SD_GetCardState() function for SD card state.
  107. (+) You can write to SD card in DMA mode by using function HAL_SD_WriteBlocks_DMA().
  108. This function support only 512-bytes block length (the block size should be
  109. chosen as 512 bytes).
  110. You can choose either one block read operation or multiple block read operation
  111. by adjusting the "NumberOfBlocks" parameter.
  112. After this, you have to ensure that the transfer is done correctly. The check is done
  113. through HAL_SD_GetCardState() function for SD card state.
  114. You could also check the DMA transfer process through the SD Tx interrupt event.
  115. (+) You can write to SD card in Interrupt mode by using function HAL_SD_WriteBlocks_IT().
  116. This function support only 512-bytes block length (the block size should be
  117. chosen as 512 bytes).
  118. You can choose either one block read operation or multiple block read operation
  119. by adjusting the "NumberOfBlocks" parameter.
  120. After this, you have to ensure that the transfer is done correctly. The check is done
  121. through HAL_SD_GetCardState() function for SD card state.
  122. You could also check the IT transfer process through the SD Tx interrupt event.
  123. *** SD card status ***
  124. ======================
  125. [..]
  126. (+) The SD Status contains status bits that are related to the SD Memory
  127. Card proprietary features. To get SD card status use the HAL_SD_GetCardStatus().
  128. *** SD card information ***
  129. ===========================
  130. [..]
  131. (+) To get SD card information, you can use the function HAL_SD_GetCardInfo().
  132. It returns useful information about the SD card such as block size, card type,
  133. block number ...
  134. *** SD card CSD register ***
  135. ============================
  136. (+) The HAL_SD_GetCardCSD() API allows to get the parameters of the CSD register.
  137. Some of the CSD parameters are useful for card initialization and identification.
  138. *** SD card CID register ***
  139. ============================
  140. (+) The HAL_SD_GetCardCID() API allows to get the parameters of the CID register.
  141. Some of the CSD parameters are useful for card initialization and identification.
  142. *** SD HAL driver macros list ***
  143. ==================================
  144. [..]
  145. Below the list of most used macros in SD HAL driver.
  146. (+) __HAL_SD_ENABLE_IT: Enable the SD device interrupt
  147. (+) __HAL_SD_DISABLE_IT: Disable the SD device interrupt
  148. (+) __HAL_SD_GET_FLAG:Check whether the specified SD flag is set or not
  149. (+) __HAL_SD_CLEAR_FLAG: Clear the SD's pending flags
  150. (@) You can refer to the SD HAL driver header file for more useful macros
  151. *** Callback registration ***
  152. =============================================
  153. [..]
  154. The compilation define USE_HAL_SD_REGISTER_CALLBACKS when set to 1
  155. allows the user to configure dynamically the driver callbacks.
  156. Use Functions @ref HAL_SD_RegisterCallback() to register a user callback,
  157. it allows to register following callbacks:
  158. (+) TxCpltCallback : callback when a transmission transfer is completed.
  159. (+) RxCpltCallback : callback when a reception transfer is completed.
  160. (+) ErrorCallback : callback when error occurs.
  161. (+) AbortCpltCallback : callback when abort is completed.
  162. (+) Read_DMADblBuf0CpltCallback : callback when the DMA reception of first buffer is completed.
  163. (+) Read_DMADblBuf1CpltCallback : callback when the DMA reception of second buffer is completed.
  164. (+) Write_DMADblBuf0CpltCallback : callback when the DMA transmission of first buffer is completed.
  165. (+) Write_DMADblBuf1CpltCallback : callback when the DMA transmission of second buffer is completed.
  166. (+) MspInitCallback : SD MspInit.
  167. (+) MspDeInitCallback : SD MspDeInit.
  168. This function takes as parameters the HAL peripheral handle, the Callback ID
  169. and a pointer to the user callback function.
  170. For specific callbacks TransceiverCallback use dedicated register callbacks:
  171. respectively @ref HAL_SD_RegisterTransceiverCallback().
  172. Use function @ref HAL_SD_UnRegisterCallback() to reset a callback to the default
  173. weak (surcharged) function. It allows to reset following callbacks:
  174. (+) TxCpltCallback : callback when a transmission transfer is completed.
  175. (+) RxCpltCallback : callback when a reception transfer is completed.
  176. (+) ErrorCallback : callback when error occurs.
  177. (+) AbortCpltCallback : callback when abort is completed.
  178. (+) Read_DMADblBuf0CpltCallback : callback when the DMA reception of first buffer is completed.
  179. (+) Read_DMADblBuf1CpltCallback : callback when the DMA reception of second buffer is completed.
  180. (+) Write_DMADblBuf0CpltCallback : callback when the DMA transmission of first buffer is completed.
  181. (+) Write_DMADblBuf1CpltCallback : callback when the DMA transmission of second buffer is completed.
  182. (+) MspInitCallback : SD MspInit.
  183. (+) MspDeInitCallback : SD MspDeInit.
  184. This function) takes as parameters the HAL peripheral handle and the Callback ID.
  185. For specific callbacks TransceiverCallback use dedicated unregister callbacks:
  186. respectively @ref HAL_SD_UnRegisterTransceiverCallback().
  187. By default, after the @ref HAL_SD_Init and if the state is HAL_SD_STATE_RESET
  188. all callbacks are reset to the corresponding legacy weak (surcharged) functions.
  189. Exception done for MspInit and MspDeInit callbacks that are respectively
  190. reset to the legacy weak (surcharged) functions in the @ref HAL_SD_Init
  191. and @ref HAL_SD_DeInit only when these callbacks are null (not registered beforehand).
  192. If not, MspInit or MspDeInit are not null, the @ref HAL_SD_Init and @ref HAL_SD_DeInit
  193. keep and use the user MspInit/MspDeInit callbacks (registered beforehand)
  194. Callbacks can be registered/unregistered in READY state only.
  195. Exception done for MspInit/MspDeInit callbacks that can be registered/unregistered
  196. in READY or RESET state, thus registered (user) MspInit/DeInit callbacks can be used
  197. during the Init/DeInit.
  198. In that case first register the MspInit/MspDeInit user callbacks
  199. using @ref HAL_SD_RegisterCallback before calling @ref HAL_SD_DeInit
  200. or @ref HAL_SD_Init function.
  201. When The compilation define USE_HAL_SD_REGISTER_CALLBACKS is set to 0 or
  202. not defined, the callback registering feature is not available
  203. and weak (surcharged) callbacks are used.
  204. @endverbatim
  205. ******************************************************************************
  206. * @attention
  207. *
  208. * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
  209. * All rights reserved.</center></h2>
  210. *
  211. * This software component is licensed by ST under BSD 3-Clause license,
  212. * the "License"; You may not use this file except in compliance with the
  213. * License. You may obtain a copy of the License at:
  214. * opensource.org/licenses/BSD-3-Clause
  215. *
  216. ******************************************************************************
  217. */
  218. /* Includes ------------------------------------------------------------------*/
  219. #include "stm32h7xx_hal.h"
  220. /** @addtogroup STM32H7xx_HAL_Driver
  221. * @{
  222. */
  223. /** @addtogroup SD
  224. * @{
  225. */
  226. #ifdef HAL_SD_MODULE_ENABLED
  227. /* Private typedef -----------------------------------------------------------*/
  228. /* Private define ------------------------------------------------------------*/
  229. /** @addtogroup SD_Private_Defines
  230. * @{
  231. */
  232. /**
  233. * @}
  234. */
  235. /* Private macro -------------------------------------------------------------*/
  236. #if defined (DLYB_SDMMC1) && defined (DLYB_SDMMC2)
  237. #define SD_GET_DLYB_INSTANCE(SDMMC_INSTANCE) (((SDMMC_INSTANCE) == SDMMC1)? \
  238. DLYB_SDMMC1 : DLYB_SDMMC2 )
  239. #elif defined (DLYB_SDMMC1)
  240. #define SD_GET_DLYB_INSTANCE(SDMMC_INSTANCE) ( DLYB_SDMMC1 )
  241. #endif
  242. /* Private variables ---------------------------------------------------------*/
  243. /* Private function prototypes -----------------------------------------------*/
  244. /* Private functions ---------------------------------------------------------*/
  245. /** @defgroup SD_Private_Functions SD Private Functions
  246. * @{
  247. */
  248. static uint32_t SD_InitCard (SD_HandleTypeDef *hsd);
  249. static uint32_t SD_PowerON (SD_HandleTypeDef *hsd);
  250. static uint32_t SD_SendSDStatus (SD_HandleTypeDef *hsd, uint32_t *pSDstatus);
  251. static uint32_t SD_SendStatus (SD_HandleTypeDef *hsd, uint32_t *pCardStatus);
  252. static uint32_t SD_WideBus_Enable (SD_HandleTypeDef *hsd);
  253. static uint32_t SD_WideBus_Disable(SD_HandleTypeDef *hsd);
  254. static uint32_t SD_FindSCR (SD_HandleTypeDef *hsd, uint32_t *pSCR);
  255. static void SD_PowerOFF (SD_HandleTypeDef *hsd);
  256. static void SD_Write_IT (SD_HandleTypeDef *hsd);
  257. static void SD_Read_IT (SD_HandleTypeDef *hsd);
  258. static uint32_t SD_HighSpeed (SD_HandleTypeDef *hsd);
  259. #if (USE_SD_TRANSCEIVER != 0U)
  260. static uint32_t SD_UltraHighSpeed (SD_HandleTypeDef *hsd);
  261. static uint32_t SD_DDR_Mode (SD_HandleTypeDef *hsd);
  262. #endif /* USE_SD_TRANSCEIVER */
  263. /**
  264. * @}
  265. */
  266. /* Exported functions --------------------------------------------------------*/
  267. /** @addtogroup SD_Exported_Functions
  268. * @{
  269. */
  270. /** @addtogroup SD_Exported_Functions_Group1
  271. * @brief Initialization and de-initialization functions
  272. *
  273. @verbatim
  274. ==============================================================================
  275. ##### Initialization and de-initialization functions #####
  276. ==============================================================================
  277. [..]
  278. This section provides functions allowing to initialize/de-initialize the SD
  279. card device to be ready for use.
  280. @endverbatim
  281. * @{
  282. */
  283. /**
  284. * @brief Initializes the SD according to the specified parameters in the
  285. SD_HandleTypeDef and create the associated handle.
  286. * @param hsd: Pointer to the SD handle
  287. * @retval HAL status
  288. */
  289. HAL_StatusTypeDef HAL_SD_Init(SD_HandleTypeDef *hsd)
  290. {
  291. HAL_SD_CardStatusTypeDef CardStatus;
  292. uint32_t speedgrade, unitsize;
  293. uint32_t tickstart;
  294. /* Check the SD handle allocation */
  295. if(hsd == NULL)
  296. {
  297. return HAL_ERROR;
  298. }
  299. /* Check the parameters */
  300. assert_param(IS_SDMMC_ALL_INSTANCE(hsd->Instance));
  301. assert_param(IS_SDMMC_CLOCK_EDGE(hsd->Init.ClockEdge));
  302. assert_param(IS_SDMMC_CLOCK_POWER_SAVE(hsd->Init.ClockPowerSave));
  303. assert_param(IS_SDMMC_BUS_WIDE(hsd->Init.BusWide));
  304. assert_param(IS_SDMMC_HARDWARE_FLOW_CONTROL(hsd->Init.HardwareFlowControl));
  305. assert_param(IS_SDMMC_CLKDIV(hsd->Init.ClockDiv));
  306. if(hsd->State == HAL_SD_STATE_RESET)
  307. {
  308. /* Allocate lock resource and initialize it */
  309. hsd->Lock = HAL_UNLOCKED;
  310. #if (USE_SD_TRANSCEIVER != 0U)
  311. /* Force SDMMC_TRANSCEIVER_PRESENT for Legacy usage */
  312. if (hsd->Init.TranceiverPresent == SDMMC_TRANSCEIVER_UNKNOWN)
  313. {
  314. hsd->Init.TranceiverPresent = SDMMC_TRANSCEIVER_PRESENT;
  315. }
  316. #endif
  317. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  318. /* Reset Callback pointers in HAL_SD_STATE_RESET only */
  319. hsd->TxCpltCallback = HAL_SD_TxCpltCallback;
  320. hsd->RxCpltCallback = HAL_SD_RxCpltCallback;
  321. hsd->ErrorCallback = HAL_SD_ErrorCallback;
  322. hsd->AbortCpltCallback = HAL_SD_AbortCallback;
  323. hsd->Read_DMADblBuf0CpltCallback = HAL_SDEx_Read_DMADoubleBuf0CpltCallback;
  324. hsd->Read_DMADblBuf1CpltCallback = HAL_SDEx_Read_DMADoubleBuf1CpltCallback;
  325. hsd->Write_DMADblBuf0CpltCallback = HAL_SDEx_Write_DMADoubleBuf0CpltCallback;
  326. hsd->Write_DMADblBuf1CpltCallback = HAL_SDEx_Write_DMADoubleBuf1CpltCallback;
  327. #if (USE_SD_TRANSCEIVER != 0U)
  328. if (hsd->Init.TranceiverPresent == SDMMC_TRANSCEIVER_PRESENT)
  329. {
  330. hsd->DriveTransceiver_1_8V_Callback = HAL_SD_DriveTransceiver_1_8V_Callback;
  331. }
  332. #endif /* USE_SD_TRANSCEIVER */
  333. if(hsd->MspInitCallback == NULL)
  334. {
  335. hsd->MspInitCallback = HAL_SD_MspInit;
  336. }
  337. /* Init the low level hardware */
  338. hsd->MspInitCallback(hsd);
  339. #else
  340. /* Init the low level hardware : GPIO, CLOCK, CORTEX...etc */
  341. HAL_SD_MspInit(hsd);
  342. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  343. }
  344. hsd->State = HAL_SD_STATE_BUSY;
  345. /* Initialize the Card parameters */
  346. if (HAL_SD_InitCard(hsd) != HAL_OK)
  347. {
  348. return HAL_ERROR;
  349. }
  350. if( HAL_SD_GetCardStatus(hsd, &CardStatus) != HAL_OK)
  351. {
  352. return HAL_ERROR;
  353. }
  354. /* Get Initial Card Speed from Card Status*/
  355. speedgrade = CardStatus.UhsSpeedGrade;
  356. unitsize = CardStatus.UhsAllocationUnitSize;
  357. if ((hsd->SdCard.CardType == CARD_SDHC_SDXC) && ((speedgrade != 0U) || (unitsize != 0U)))
  358. {
  359. hsd->SdCard.CardSpeed = CARD_ULTRA_HIGH_SPEED;
  360. }
  361. else
  362. {
  363. if (hsd->SdCard.CardType == CARD_SDHC_SDXC)
  364. {
  365. hsd->SdCard.CardSpeed = CARD_HIGH_SPEED;
  366. }
  367. else
  368. {
  369. hsd->SdCard.CardSpeed = CARD_NORMAL_SPEED;
  370. }
  371. }
  372. /* Configure the bus wide */
  373. if(HAL_SD_ConfigWideBusOperation(hsd, hsd->Init.BusWide) != HAL_OK)
  374. {
  375. return HAL_ERROR;
  376. }
  377. /* Verify that SD card is ready to use after Initialization */
  378. tickstart = HAL_GetTick();
  379. while((HAL_SD_GetCardState(hsd) != HAL_SD_CARD_TRANSFER))
  380. {
  381. if((HAL_GetTick()-tickstart) >= SDMMC_DATATIMEOUT)
  382. {
  383. hsd->ErrorCode = HAL_SD_ERROR_TIMEOUT;
  384. hsd->State= HAL_SD_STATE_READY;
  385. return HAL_TIMEOUT;
  386. }
  387. }
  388. /* Initialize the error code */
  389. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  390. /* Initialize the SD operation */
  391. hsd->Context = SD_CONTEXT_NONE;
  392. /* Initialize the SD state */
  393. hsd->State = HAL_SD_STATE_READY;
  394. return HAL_OK;
  395. }
  396. /**
  397. * @brief Initializes the SD Card.
  398. * @param hsd: Pointer to SD handle
  399. * @note This function initializes the SD card. It could be used when a card
  400. re-initialization is needed.
  401. * @retval HAL status
  402. */
  403. HAL_StatusTypeDef HAL_SD_InitCard(SD_HandleTypeDef *hsd)
  404. {
  405. uint32_t errorstate;
  406. HAL_StatusTypeDef status;
  407. SD_InitTypeDef Init;
  408. uint32_t sdmmc_clk;
  409. /* Default SDMMC peripheral configuration for SD card initialization */
  410. Init.ClockEdge = SDMMC_CLOCK_EDGE_RISING;
  411. Init.ClockPowerSave = SDMMC_CLOCK_POWER_SAVE_DISABLE;
  412. Init.BusWide = SDMMC_BUS_WIDE_1B;
  413. Init.HardwareFlowControl = SDMMC_HARDWARE_FLOW_CONTROL_DISABLE;
  414. Init.ClockDiv = SDMMC_INIT_CLK_DIV;
  415. #if (USE_SD_TRANSCEIVER != 0U) || defined (USE_SD_DIRPOL)
  416. if (hsd->Init.TranceiverPresent == SDMMC_TRANSCEIVER_PRESENT)
  417. {
  418. /* Set Transceiver polarity */
  419. hsd->Instance->POWER |= SDMMC_POWER_DIRPOL;
  420. }
  421. #endif /* USE_SD_TRANSCEIVER */
  422. /* Initialize SDMMC peripheral interface with default configuration */
  423. status = SDMMC_Init(hsd->Instance, Init);
  424. if(status != HAL_OK)
  425. {
  426. return HAL_ERROR;
  427. }
  428. /* Set Power State to ON */
  429. status = SDMMC_PowerState_ON(hsd->Instance);
  430. if(status != HAL_OK)
  431. {
  432. return HAL_ERROR;
  433. }
  434. /* wait 74 Cycles: required power up waiting time before starting
  435. the SD initialization sequence */
  436. sdmmc_clk = HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_SDMMC)/(2U*SDMMC_INIT_CLK_DIV);
  437. if(sdmmc_clk != 0U)
  438. {
  439. HAL_Delay(1U+ (74U*1000U/(sdmmc_clk)));
  440. }
  441. else
  442. {
  443. HAL_Delay(2U);
  444. }
  445. /* Identify card operating voltage */
  446. errorstate = SD_PowerON(hsd);
  447. if(errorstate != HAL_SD_ERROR_NONE)
  448. {
  449. hsd->State = HAL_SD_STATE_READY;
  450. hsd->ErrorCode |= errorstate;
  451. return HAL_ERROR;
  452. }
  453. /* Card initialization */
  454. errorstate = SD_InitCard(hsd);
  455. if(errorstate != HAL_SD_ERROR_NONE)
  456. {
  457. hsd->State = HAL_SD_STATE_READY;
  458. hsd->ErrorCode |= errorstate;
  459. return HAL_ERROR;
  460. }
  461. return HAL_OK;
  462. }
  463. /**
  464. * @brief De-Initializes the SD card.
  465. * @param hsd: Pointer to SD handle
  466. * @retval HAL status
  467. */
  468. HAL_StatusTypeDef HAL_SD_DeInit(SD_HandleTypeDef *hsd)
  469. {
  470. /* Check the SD handle allocation */
  471. if(hsd == NULL)
  472. {
  473. return HAL_ERROR;
  474. }
  475. /* Check the parameters */
  476. assert_param(IS_SDMMC_ALL_INSTANCE(hsd->Instance));
  477. hsd->State = HAL_SD_STATE_BUSY;
  478. #if (USE_SD_TRANSCEIVER != 0U)
  479. /* Desactivate the 1.8V Mode */
  480. if (hsd->Init.TranceiverPresent == SDMMC_TRANSCEIVER_PRESENT)
  481. {
  482. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  483. if(hsd->DriveTransceiver_1_8V_Callback == NULL)
  484. {
  485. hsd->DriveTransceiver_1_8V_Callback = HAL_SD_DriveTransceiver_1_8V_Callback;
  486. }
  487. hsd->DriveTransceiver_1_8V_Callback(RESET);
  488. #else
  489. HAL_SD_DriveTransceiver_1_8V_Callback(RESET);
  490. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  491. }
  492. #endif /* USE_SD_TRANSCEIVER */
  493. /* Set SD power state to off */
  494. SD_PowerOFF(hsd);
  495. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  496. if(hsd->MspDeInitCallback == NULL)
  497. {
  498. hsd->MspDeInitCallback = HAL_SD_MspDeInit;
  499. }
  500. /* DeInit the low level hardware */
  501. hsd->MspDeInitCallback(hsd);
  502. #else
  503. /* De-Initialize the MSP layer */
  504. HAL_SD_MspDeInit(hsd);
  505. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  506. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  507. hsd->State = HAL_SD_STATE_RESET;
  508. return HAL_OK;
  509. }
  510. /**
  511. * @brief Initializes the SD MSP.
  512. * @param hsd: Pointer to SD handle
  513. * @retval None
  514. */
  515. __weak void HAL_SD_MspInit(SD_HandleTypeDef *hsd)
  516. {
  517. /* Prevent unused argument(s) compilation warning */
  518. UNUSED(hsd);
  519. /* NOTE : This function should not be modified, when the callback is needed,
  520. the HAL_SD_MspInit could be implemented in the user file
  521. */
  522. }
  523. /**
  524. * @brief De-Initialize SD MSP.
  525. * @param hsd: Pointer to SD handle
  526. * @retval None
  527. */
  528. __weak void HAL_SD_MspDeInit(SD_HandleTypeDef *hsd)
  529. {
  530. /* Prevent unused argument(s) compilation warning */
  531. UNUSED(hsd);
  532. /* NOTE : This function should not be modified, when the callback is needed,
  533. the HAL_SD_MspDeInit could be implemented in the user file
  534. */
  535. }
  536. /**
  537. * @}
  538. */
  539. /** @addtogroup SD_Exported_Functions_Group2
  540. * @brief Data transfer functions
  541. *
  542. @verbatim
  543. ==============================================================================
  544. ##### IO operation functions #####
  545. ==============================================================================
  546. [..]
  547. This subsection provides a set of functions allowing to manage the data
  548. transfer from/to SD card.
  549. @endverbatim
  550. * @{
  551. */
  552. /**
  553. * @brief Reads block(s) from a specified address in a card. The Data transfer
  554. * is managed by polling mode.
  555. * @note This API should be followed by a check on the card state through
  556. * HAL_SD_GetCardState().
  557. * @param hsd: Pointer to SD handle
  558. * @param pData: pointer to the buffer that will contain the received data
  559. * @param BlockAdd: Block Address from where data is to be read
  560. * @param NumberOfBlocks: Number of SD blocks to read
  561. * @param Timeout: Specify timeout value
  562. * @retval HAL status
  563. */
  564. HAL_StatusTypeDef HAL_SD_ReadBlocks(SD_HandleTypeDef *hsd, uint8_t *pData, uint32_t BlockAdd, uint32_t NumberOfBlocks, uint32_t Timeout)
  565. {
  566. SDMMC_DataInitTypeDef config;
  567. uint32_t errorstate;
  568. uint32_t tickstart = HAL_GetTick();
  569. uint32_t count, data, dataremaining;
  570. uint32_t add = BlockAdd;
  571. uint8_t *tempbuff = pData;
  572. if(NULL == pData)
  573. {
  574. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  575. return HAL_ERROR;
  576. }
  577. if(hsd->State == HAL_SD_STATE_READY)
  578. {
  579. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  580. if((add + NumberOfBlocks) > (hsd->SdCard.LogBlockNbr))
  581. {
  582. hsd->ErrorCode |= HAL_SD_ERROR_ADDR_OUT_OF_RANGE;
  583. return HAL_ERROR;
  584. }
  585. hsd->State = HAL_SD_STATE_BUSY;
  586. /* Initialize data control register */
  587. hsd->Instance->DCTRL = 0U;
  588. if(hsd->SdCard.CardType != CARD_SDHC_SDXC)
  589. {
  590. add *= 512U;
  591. }
  592. /* Set Block Size for Card */
  593. errorstate = SDMMC_CmdBlockLength(hsd->Instance, BLOCKSIZE);
  594. if(errorstate != HAL_SD_ERROR_NONE)
  595. {
  596. /* Clear all the static flags */
  597. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  598. hsd->ErrorCode |= errorstate;
  599. hsd->State = HAL_SD_STATE_READY;
  600. return HAL_ERROR;
  601. }
  602. /* Configure the SD DPSM (Data Path State Machine) */
  603. config.DataTimeOut = SDMMC_DATATIMEOUT;
  604. config.DataLength = NumberOfBlocks * BLOCKSIZE;
  605. config.DataBlockSize = SDMMC_DATABLOCK_SIZE_512B;
  606. config.TransferDir = SDMMC_TRANSFER_DIR_TO_SDMMC;
  607. config.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  608. config.DPSM = SDMMC_DPSM_DISABLE;
  609. (void)SDMMC_ConfigData(hsd->Instance, &config);
  610. __SDMMC_CMDTRANS_ENABLE( hsd->Instance);
  611. /* Read block(s) in polling mode */
  612. if(NumberOfBlocks > 1U)
  613. {
  614. hsd->Context = SD_CONTEXT_READ_MULTIPLE_BLOCK;
  615. /* Read Multi Block command */
  616. errorstate = SDMMC_CmdReadMultiBlock(hsd->Instance, add);
  617. }
  618. else
  619. {
  620. hsd->Context = SD_CONTEXT_READ_SINGLE_BLOCK;
  621. /* Read Single Block command */
  622. errorstate = SDMMC_CmdReadSingleBlock(hsd->Instance, add);
  623. }
  624. if(errorstate != HAL_SD_ERROR_NONE)
  625. {
  626. /* Clear all the static flags */
  627. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  628. hsd->ErrorCode |= errorstate;
  629. hsd->State = HAL_SD_STATE_READY;
  630. hsd->Context = SD_CONTEXT_NONE;
  631. return HAL_ERROR;
  632. }
  633. /* Poll on SDMMC flags */
  634. dataremaining = config.DataLength;
  635. while(!__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR | SDMMC_FLAG_DCRCFAIL | SDMMC_FLAG_DTIMEOUT | SDMMC_FLAG_DATAEND))
  636. {
  637. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXFIFOHF) && (dataremaining >= 32U))
  638. {
  639. /* Read data from SDMMC Rx FIFO */
  640. for(count = 0U; count < 8U; count++)
  641. {
  642. data = SDMMC_ReadFIFO(hsd->Instance);
  643. *tempbuff = (uint8_t)(data & 0xFFU);
  644. tempbuff++;
  645. *tempbuff = (uint8_t)((data >> 8U) & 0xFFU);
  646. tempbuff++;
  647. *tempbuff = (uint8_t)((data >> 16U) & 0xFFU);
  648. tempbuff++;
  649. *tempbuff = (uint8_t)((data >> 24U) & 0xFFU);
  650. tempbuff++;
  651. }
  652. dataremaining -= 32U;
  653. }
  654. if(((HAL_GetTick()-tickstart) >= Timeout) || (Timeout == 0U))
  655. {
  656. /* Clear all the static flags */
  657. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  658. hsd->ErrorCode |= HAL_SD_ERROR_TIMEOUT;
  659. hsd->State= HAL_SD_STATE_READY;
  660. hsd->Context = SD_CONTEXT_NONE;
  661. return HAL_TIMEOUT;
  662. }
  663. }
  664. __SDMMC_CMDTRANS_DISABLE( hsd->Instance);
  665. /* Send stop transmission command in case of multiblock read */
  666. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DATAEND) && (NumberOfBlocks > 1U))
  667. {
  668. if(hsd->SdCard.CardType != CARD_SECURED)
  669. {
  670. /* Send stop transmission command */
  671. errorstate = SDMMC_CmdStopTransfer(hsd->Instance);
  672. if(errorstate != HAL_SD_ERROR_NONE)
  673. {
  674. /* Clear all the static flags */
  675. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  676. hsd->ErrorCode |= errorstate;
  677. hsd->State = HAL_SD_STATE_READY;
  678. hsd->Context = SD_CONTEXT_NONE;
  679. return HAL_ERROR;
  680. }
  681. }
  682. }
  683. /* Get error state */
  684. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DTIMEOUT))
  685. {
  686. /* Clear all the static flags */
  687. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  688. hsd->ErrorCode |= HAL_SD_ERROR_DATA_TIMEOUT;
  689. hsd->State = HAL_SD_STATE_READY;
  690. hsd->Context = SD_CONTEXT_NONE;
  691. return HAL_ERROR;
  692. }
  693. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DCRCFAIL))
  694. {
  695. /* Clear all the static flags */
  696. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  697. hsd->ErrorCode |= HAL_SD_ERROR_DATA_CRC_FAIL;
  698. hsd->State = HAL_SD_STATE_READY;
  699. hsd->Context = SD_CONTEXT_NONE;
  700. return HAL_ERROR;
  701. }
  702. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR))
  703. {
  704. /* Clear all the static flags */
  705. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  706. hsd->ErrorCode |= HAL_SD_ERROR_RX_OVERRUN;
  707. hsd->State = HAL_SD_STATE_READY;
  708. hsd->Context = SD_CONTEXT_NONE;
  709. return HAL_ERROR;
  710. }
  711. else
  712. {
  713. /* Nothing to do */
  714. }
  715. /* Clear all the static flags */
  716. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  717. hsd->State = HAL_SD_STATE_READY;
  718. return HAL_OK;
  719. }
  720. else
  721. {
  722. hsd->ErrorCode |= HAL_SD_ERROR_BUSY;
  723. return HAL_ERROR;
  724. }
  725. }
  726. /**
  727. * @brief Allows to write block(s) to a specified address in a card. The Data
  728. * transfer is managed by polling mode.
  729. * @note This API should be followed by a check on the card state through
  730. * HAL_SD_GetCardState().
  731. * @param hsd: Pointer to SD handle
  732. * @param pData: pointer to the buffer that will contain the data to transmit
  733. * @param BlockAdd: Block Address where data will be written
  734. * @param NumberOfBlocks: Number of SD blocks to write
  735. * @param Timeout: Specify timeout value
  736. * @retval HAL status
  737. */
  738. HAL_StatusTypeDef HAL_SD_WriteBlocks(SD_HandleTypeDef *hsd, uint8_t *pData, uint32_t BlockAdd, uint32_t NumberOfBlocks, uint32_t Timeout)
  739. {
  740. SDMMC_DataInitTypeDef config;
  741. uint32_t errorstate;
  742. uint32_t tickstart = HAL_GetTick();
  743. uint32_t count, data, dataremaining;
  744. uint32_t add = BlockAdd;
  745. uint8_t *tempbuff = pData;
  746. if(NULL == pData)
  747. {
  748. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  749. return HAL_ERROR;
  750. }
  751. if(hsd->State == HAL_SD_STATE_READY)
  752. {
  753. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  754. if((add + NumberOfBlocks) > (hsd->SdCard.LogBlockNbr))
  755. {
  756. hsd->ErrorCode |= HAL_SD_ERROR_ADDR_OUT_OF_RANGE;
  757. return HAL_ERROR;
  758. }
  759. hsd->State = HAL_SD_STATE_BUSY;
  760. /* Initialize data control register */
  761. hsd->Instance->DCTRL = 0U;
  762. if(hsd->SdCard.CardType != CARD_SDHC_SDXC)
  763. {
  764. add *= 512U;
  765. }
  766. /* Set Block Size for Card */
  767. errorstate = SDMMC_CmdBlockLength(hsd->Instance, BLOCKSIZE);
  768. if(errorstate != HAL_SD_ERROR_NONE)
  769. {
  770. /* Clear all the static flags */
  771. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  772. hsd->ErrorCode |= errorstate;
  773. hsd->State = HAL_SD_STATE_READY;
  774. return HAL_ERROR;
  775. }
  776. /* Configure the SD DPSM (Data Path State Machine) */
  777. config.DataTimeOut = SDMMC_DATATIMEOUT;
  778. config.DataLength = NumberOfBlocks * BLOCKSIZE;
  779. config.DataBlockSize = SDMMC_DATABLOCK_SIZE_512B;
  780. config.TransferDir = SDMMC_TRANSFER_DIR_TO_CARD;
  781. config.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  782. config.DPSM = SDMMC_DPSM_DISABLE;
  783. (void)SDMMC_ConfigData(hsd->Instance, &config);
  784. __SDMMC_CMDTRANS_ENABLE( hsd->Instance);
  785. /* Write Blocks in Polling mode */
  786. if(NumberOfBlocks > 1U)
  787. {
  788. hsd->Context = SD_CONTEXT_WRITE_MULTIPLE_BLOCK;
  789. /* Write Multi Block command */
  790. errorstate = SDMMC_CmdWriteMultiBlock(hsd->Instance, add);
  791. }
  792. else
  793. {
  794. hsd->Context = SD_CONTEXT_WRITE_SINGLE_BLOCK;
  795. /* Write Single Block command */
  796. errorstate = SDMMC_CmdWriteSingleBlock(hsd->Instance, add);
  797. }
  798. if(errorstate != HAL_SD_ERROR_NONE)
  799. {
  800. /* Clear all the static flags */
  801. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  802. hsd->ErrorCode |= errorstate;
  803. hsd->State = HAL_SD_STATE_READY;
  804. hsd->Context = SD_CONTEXT_NONE;
  805. return HAL_ERROR;
  806. }
  807. /* Write block(s) in polling mode */
  808. dataremaining = config.DataLength;
  809. while(!__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_TXUNDERR | SDMMC_FLAG_DCRCFAIL | SDMMC_FLAG_DTIMEOUT | SDMMC_FLAG_DATAEND))
  810. {
  811. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_TXFIFOHE) && (dataremaining >= 32U))
  812. {
  813. /* Write data to SDMMC Tx FIFO */
  814. for(count = 0U; count < 8U; count++)
  815. {
  816. data = (uint32_t)(*tempbuff);
  817. tempbuff++;
  818. data |= ((uint32_t)(*tempbuff) << 8U);
  819. tempbuff++;
  820. data |= ((uint32_t)(*tempbuff) << 16U);
  821. tempbuff++;
  822. data |= ((uint32_t)(*tempbuff) << 24U);
  823. tempbuff++;
  824. (void)SDMMC_WriteFIFO(hsd->Instance, &data);
  825. }
  826. dataremaining -= 32U;
  827. }
  828. if(((HAL_GetTick()-tickstart) >= Timeout) || (Timeout == 0U))
  829. {
  830. /* Clear all the static flags */
  831. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  832. hsd->ErrorCode |= errorstate;
  833. hsd->State = HAL_SD_STATE_READY;
  834. hsd->Context = SD_CONTEXT_NONE;
  835. return HAL_TIMEOUT;
  836. }
  837. }
  838. __SDMMC_CMDTRANS_DISABLE( hsd->Instance);
  839. /* Send stop transmission command in case of multiblock write */
  840. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DATAEND) && (NumberOfBlocks > 1U))
  841. {
  842. if(hsd->SdCard.CardType != CARD_SECURED)
  843. {
  844. /* Send stop transmission command */
  845. errorstate = SDMMC_CmdStopTransfer(hsd->Instance);
  846. if(errorstate != HAL_SD_ERROR_NONE)
  847. {
  848. /* Clear all the static flags */
  849. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  850. hsd->ErrorCode |= errorstate;
  851. hsd->State = HAL_SD_STATE_READY;
  852. hsd->Context = SD_CONTEXT_NONE;
  853. return HAL_ERROR;
  854. }
  855. }
  856. }
  857. /* Get error state */
  858. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DTIMEOUT))
  859. {
  860. /* Clear all the static flags */
  861. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  862. hsd->ErrorCode |= HAL_SD_ERROR_DATA_TIMEOUT;
  863. hsd->State = HAL_SD_STATE_READY;
  864. hsd->Context = SD_CONTEXT_NONE;
  865. return HAL_ERROR;
  866. }
  867. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DCRCFAIL))
  868. {
  869. /* Clear all the static flags */
  870. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  871. hsd->ErrorCode |= HAL_SD_ERROR_DATA_CRC_FAIL;
  872. hsd->State = HAL_SD_STATE_READY;
  873. hsd->Context = SD_CONTEXT_NONE;
  874. return HAL_ERROR;
  875. }
  876. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_TXUNDERR))
  877. {
  878. /* Clear all the static flags */
  879. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  880. hsd->ErrorCode |= HAL_SD_ERROR_TX_UNDERRUN;
  881. hsd->State = HAL_SD_STATE_READY;
  882. hsd->Context = SD_CONTEXT_NONE;
  883. return HAL_ERROR;
  884. }
  885. else
  886. {
  887. /* Nothing to do */
  888. }
  889. /* Clear all the static flags */
  890. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  891. hsd->State = HAL_SD_STATE_READY;
  892. return HAL_OK;
  893. }
  894. else
  895. {
  896. hsd->ErrorCode |= HAL_SD_ERROR_BUSY;
  897. return HAL_ERROR;
  898. }
  899. }
  900. /**
  901. * @brief Reads block(s) from a specified address in a card. The Data transfer
  902. * is managed in interrupt mode.
  903. * @note This API should be followed by a check on the card state through
  904. * HAL_SD_GetCardState().
  905. * @note You could also check the IT transfer process through the SD Rx
  906. * interrupt event.
  907. * @param hsd: Pointer to SD handle
  908. * @param pData: Pointer to the buffer that will contain the received data
  909. * @param BlockAdd: Block Address from where data is to be read
  910. * @param NumberOfBlocks: Number of blocks to read.
  911. * @retval HAL status
  912. */
  913. HAL_StatusTypeDef HAL_SD_ReadBlocks_IT(SD_HandleTypeDef *hsd, uint8_t *pData, uint32_t BlockAdd, uint32_t NumberOfBlocks)
  914. {
  915. SDMMC_DataInitTypeDef config;
  916. uint32_t errorstate;
  917. uint32_t add = BlockAdd;
  918. if(NULL == pData)
  919. {
  920. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  921. return HAL_ERROR;
  922. }
  923. if(hsd->State == HAL_SD_STATE_READY)
  924. {
  925. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  926. if((add + NumberOfBlocks) > (hsd->SdCard.LogBlockNbr))
  927. {
  928. hsd->ErrorCode |= HAL_SD_ERROR_ADDR_OUT_OF_RANGE;
  929. return HAL_ERROR;
  930. }
  931. hsd->State = HAL_SD_STATE_BUSY;
  932. /* Initialize data control register */
  933. hsd->Instance->DCTRL = 0U;
  934. hsd->pRxBuffPtr = pData;
  935. hsd->RxXferSize = BLOCKSIZE * NumberOfBlocks;
  936. if(hsd->SdCard.CardType != CARD_SDHC_SDXC)
  937. {
  938. add *= 512U;
  939. }
  940. /* Set Block Size for Card */
  941. errorstate = SDMMC_CmdBlockLength(hsd->Instance, BLOCKSIZE);
  942. if(errorstate != HAL_SD_ERROR_NONE)
  943. {
  944. /* Clear all the static flags */
  945. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  946. hsd->ErrorCode |= errorstate;
  947. hsd->State = HAL_SD_STATE_READY;
  948. return HAL_ERROR;
  949. }
  950. /* Configure the SD DPSM (Data Path State Machine) */
  951. config.DataTimeOut = SDMMC_DATATIMEOUT;
  952. config.DataLength = BLOCKSIZE * NumberOfBlocks;
  953. config.DataBlockSize = SDMMC_DATABLOCK_SIZE_512B;
  954. config.TransferDir = SDMMC_TRANSFER_DIR_TO_SDMMC;
  955. config.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  956. config.DPSM = SDMMC_DPSM_DISABLE;
  957. (void)SDMMC_ConfigData(hsd->Instance, &config);
  958. __SDMMC_CMDTRANS_ENABLE( hsd->Instance);
  959. /* Read Blocks in IT mode */
  960. if(NumberOfBlocks > 1U)
  961. {
  962. hsd->Context = (SD_CONTEXT_READ_MULTIPLE_BLOCK | SD_CONTEXT_IT);
  963. /* Read Multi Block command */
  964. errorstate = SDMMC_CmdReadMultiBlock(hsd->Instance, add);
  965. }
  966. else
  967. {
  968. hsd->Context = (SD_CONTEXT_READ_SINGLE_BLOCK | SD_CONTEXT_IT);
  969. /* Read Single Block command */
  970. errorstate = SDMMC_CmdReadSingleBlock(hsd->Instance, add);
  971. }
  972. if(errorstate != HAL_SD_ERROR_NONE)
  973. {
  974. /* Clear all the static flags */
  975. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  976. hsd->ErrorCode |= errorstate;
  977. hsd->State = HAL_SD_STATE_READY;
  978. hsd->Context = SD_CONTEXT_NONE;
  979. return HAL_ERROR;
  980. }
  981. __HAL_SD_ENABLE_IT(hsd, (SDMMC_IT_DCRCFAIL | SDMMC_IT_DTIMEOUT | SDMMC_IT_RXOVERR | SDMMC_IT_DATAEND | SDMMC_FLAG_RXFIFOHF));
  982. return HAL_OK;
  983. }
  984. else
  985. {
  986. return HAL_BUSY;
  987. }
  988. }
  989. /**
  990. * @brief Writes block(s) to a specified address in a card. The Data transfer
  991. * is managed in interrupt mode.
  992. * @note This API should be followed by a check on the card state through
  993. * HAL_SD_GetCardState().
  994. * @note You could also check the IT transfer process through the SD Tx
  995. * interrupt event.
  996. * @param hsd: Pointer to SD handle
  997. * @param pData: Pointer to the buffer that will contain the data to transmit
  998. * @param BlockAdd: Block Address where data will be written
  999. * @param NumberOfBlocks: Number of blocks to write
  1000. * @retval HAL status
  1001. */
  1002. HAL_StatusTypeDef HAL_SD_WriteBlocks_IT(SD_HandleTypeDef *hsd, uint8_t *pData, uint32_t BlockAdd, uint32_t NumberOfBlocks)
  1003. {
  1004. SDMMC_DataInitTypeDef config;
  1005. uint32_t errorstate;
  1006. uint32_t add = BlockAdd;
  1007. if(NULL == pData)
  1008. {
  1009. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  1010. return HAL_ERROR;
  1011. }
  1012. if(hsd->State == HAL_SD_STATE_READY)
  1013. {
  1014. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  1015. if((add + NumberOfBlocks) > (hsd->SdCard.LogBlockNbr))
  1016. {
  1017. hsd->ErrorCode |= HAL_SD_ERROR_ADDR_OUT_OF_RANGE;
  1018. return HAL_ERROR;
  1019. }
  1020. hsd->State = HAL_SD_STATE_BUSY;
  1021. /* Initialize data control register */
  1022. hsd->Instance->DCTRL = 0U;
  1023. hsd->pTxBuffPtr = pData;
  1024. hsd->TxXferSize = BLOCKSIZE * NumberOfBlocks;
  1025. if(hsd->SdCard.CardType != CARD_SDHC_SDXC)
  1026. {
  1027. add *= 512U;
  1028. }
  1029. /* Set Block Size for Card */
  1030. errorstate = SDMMC_CmdBlockLength(hsd->Instance, BLOCKSIZE);
  1031. if(errorstate != HAL_SD_ERROR_NONE)
  1032. {
  1033. /* Clear all the static flags */
  1034. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1035. hsd->ErrorCode |= errorstate;
  1036. hsd->State = HAL_SD_STATE_READY;
  1037. return HAL_ERROR;
  1038. }
  1039. /* Configure the SD DPSM (Data Path State Machine) */
  1040. config.DataTimeOut = SDMMC_DATATIMEOUT;
  1041. config.DataLength = BLOCKSIZE * NumberOfBlocks;
  1042. config.DataBlockSize = SDMMC_DATABLOCK_SIZE_512B;
  1043. config.TransferDir = SDMMC_TRANSFER_DIR_TO_CARD;
  1044. config.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  1045. config.DPSM = SDMMC_DPSM_DISABLE;
  1046. (void)SDMMC_ConfigData(hsd->Instance, &config);
  1047. __SDMMC_CMDTRANS_ENABLE( hsd->Instance);
  1048. /* Write Blocks in Polling mode */
  1049. if(NumberOfBlocks > 1U)
  1050. {
  1051. hsd->Context = (SD_CONTEXT_WRITE_MULTIPLE_BLOCK| SD_CONTEXT_IT);
  1052. /* Write Multi Block command */
  1053. errorstate = SDMMC_CmdWriteMultiBlock(hsd->Instance, add);
  1054. }
  1055. else
  1056. {
  1057. hsd->Context = (SD_CONTEXT_WRITE_SINGLE_BLOCK | SD_CONTEXT_IT);
  1058. /* Write Single Block command */
  1059. errorstate = SDMMC_CmdWriteSingleBlock(hsd->Instance, add);
  1060. }
  1061. if(errorstate != HAL_SD_ERROR_NONE)
  1062. {
  1063. /* Clear all the static flags */
  1064. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1065. hsd->ErrorCode |= errorstate;
  1066. hsd->State = HAL_SD_STATE_READY;
  1067. hsd->Context = SD_CONTEXT_NONE;
  1068. return HAL_ERROR;
  1069. }
  1070. /* Enable transfer interrupts */
  1071. __HAL_SD_ENABLE_IT(hsd, (SDMMC_IT_DCRCFAIL | SDMMC_IT_DTIMEOUT | SDMMC_IT_TXUNDERR | SDMMC_IT_DATAEND | SDMMC_FLAG_TXFIFOHE));
  1072. return HAL_OK;
  1073. }
  1074. else
  1075. {
  1076. return HAL_BUSY;
  1077. }
  1078. }
  1079. /**
  1080. * @brief Reads block(s) from a specified address in a card. The Data transfer
  1081. * is managed by DMA mode.
  1082. * @note This API should be followed by a check on the card state through
  1083. * HAL_SD_GetCardState().
  1084. * @note You could also check the DMA transfer process through the SD Rx
  1085. * interrupt event.
  1086. * @param hsd: Pointer SD handle
  1087. * @param pData: Pointer to the buffer that will contain the received data
  1088. * @param BlockAdd: Block Address from where data is to be read
  1089. * @param NumberOfBlocks: Number of blocks to read.
  1090. * @retval HAL status
  1091. */
  1092. HAL_StatusTypeDef HAL_SD_ReadBlocks_DMA(SD_HandleTypeDef *hsd, uint8_t *pData, uint32_t BlockAdd, uint32_t NumberOfBlocks)
  1093. {
  1094. SDMMC_DataInitTypeDef config;
  1095. uint32_t errorstate;
  1096. uint32_t add = BlockAdd;
  1097. if(NULL == pData)
  1098. {
  1099. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  1100. return HAL_ERROR;
  1101. }
  1102. if(hsd->State == HAL_SD_STATE_READY)
  1103. {
  1104. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  1105. if((add + NumberOfBlocks) > (hsd->SdCard.LogBlockNbr))
  1106. {
  1107. hsd->ErrorCode |= HAL_SD_ERROR_ADDR_OUT_OF_RANGE;
  1108. return HAL_ERROR;
  1109. }
  1110. hsd->State = HAL_SD_STATE_BUSY;
  1111. /* Initialize data control register */
  1112. hsd->Instance->DCTRL = 0U;
  1113. hsd->pRxBuffPtr = pData;
  1114. hsd->RxXferSize = BLOCKSIZE * NumberOfBlocks;
  1115. if(hsd->SdCard.CardType != CARD_SDHC_SDXC)
  1116. {
  1117. add *= 512U;
  1118. }
  1119. /* Set Block Size for Card */
  1120. errorstate = SDMMC_CmdBlockLength(hsd->Instance, BLOCKSIZE);
  1121. if(errorstate != HAL_SD_ERROR_NONE)
  1122. {
  1123. /* Clear all the static flags */
  1124. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1125. hsd->ErrorCode |= errorstate;
  1126. hsd->State = HAL_SD_STATE_READY;
  1127. return HAL_ERROR;
  1128. }
  1129. /* Configure the SD DPSM (Data Path State Machine) */
  1130. config.DataTimeOut = SDMMC_DATATIMEOUT;
  1131. config.DataLength = BLOCKSIZE * NumberOfBlocks;
  1132. config.DataBlockSize = SDMMC_DATABLOCK_SIZE_512B;
  1133. config.TransferDir = SDMMC_TRANSFER_DIR_TO_SDMMC;
  1134. config.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  1135. config.DPSM = SDMMC_DPSM_DISABLE;
  1136. (void)SDMMC_ConfigData(hsd->Instance, &config);
  1137. __SDMMC_CMDTRANS_ENABLE( hsd->Instance);
  1138. hsd->Instance->IDMABASE0 = (uint32_t) pData ;
  1139. hsd->Instance->IDMACTRL = SDMMC_ENABLE_IDMA_SINGLE_BUFF;
  1140. /* Read Blocks in DMA mode */
  1141. if(NumberOfBlocks > 1U)
  1142. {
  1143. hsd->Context = (SD_CONTEXT_READ_MULTIPLE_BLOCK | SD_CONTEXT_DMA);
  1144. /* Read Multi Block command */
  1145. errorstate = SDMMC_CmdReadMultiBlock(hsd->Instance, add);
  1146. }
  1147. else
  1148. {
  1149. hsd->Context = (SD_CONTEXT_READ_SINGLE_BLOCK | SD_CONTEXT_DMA);
  1150. /* Read Single Block command */
  1151. errorstate = SDMMC_CmdReadSingleBlock(hsd->Instance, add);
  1152. }
  1153. if(errorstate != HAL_SD_ERROR_NONE)
  1154. {
  1155. /* Clear all the static flags */
  1156. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1157. hsd->ErrorCode |= errorstate;
  1158. hsd->State = HAL_SD_STATE_READY;
  1159. hsd->Context = SD_CONTEXT_NONE;
  1160. return HAL_ERROR;
  1161. }
  1162. /* Enable transfer interrupts */
  1163. __HAL_SD_ENABLE_IT(hsd, (SDMMC_IT_DCRCFAIL | SDMMC_IT_DTIMEOUT | SDMMC_IT_RXOVERR | SDMMC_IT_DATAEND));
  1164. return HAL_OK;
  1165. }
  1166. else
  1167. {
  1168. return HAL_BUSY;
  1169. }
  1170. }
  1171. /**
  1172. * @brief Writes block(s) to a specified address in a card. The Data transfer
  1173. * is managed by DMA mode.
  1174. * @note This API should be followed by a check on the card state through
  1175. * HAL_SD_GetCardState().
  1176. * @note You could also check the DMA transfer process through the SD Tx
  1177. * interrupt event.
  1178. * @param hsd: Pointer to SD handle
  1179. * @param pData: Pointer to the buffer that will contain the data to transmit
  1180. * @param BlockAdd: Block Address where data will be written
  1181. * @param NumberOfBlocks: Number of blocks to write
  1182. * @retval HAL status
  1183. */
  1184. HAL_StatusTypeDef HAL_SD_WriteBlocks_DMA(SD_HandleTypeDef *hsd, uint8_t *pData, uint32_t BlockAdd, uint32_t NumberOfBlocks)
  1185. {
  1186. SDMMC_DataInitTypeDef config;
  1187. uint32_t errorstate;
  1188. uint32_t add = BlockAdd;
  1189. if(NULL == pData)
  1190. {
  1191. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  1192. return HAL_ERROR;
  1193. }
  1194. if(hsd->State == HAL_SD_STATE_READY)
  1195. {
  1196. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  1197. if((add + NumberOfBlocks) > (hsd->SdCard.LogBlockNbr))
  1198. {
  1199. hsd->ErrorCode |= HAL_SD_ERROR_ADDR_OUT_OF_RANGE;
  1200. return HAL_ERROR;
  1201. }
  1202. hsd->State = HAL_SD_STATE_BUSY;
  1203. /* Initialize data control register */
  1204. hsd->Instance->DCTRL = 0U;
  1205. hsd->pTxBuffPtr = pData;
  1206. hsd->TxXferSize = BLOCKSIZE * NumberOfBlocks;
  1207. if(hsd->SdCard.CardType != CARD_SDHC_SDXC)
  1208. {
  1209. add *= 512U;
  1210. }
  1211. /* Set Block Size for Card */
  1212. errorstate = SDMMC_CmdBlockLength(hsd->Instance, BLOCKSIZE);
  1213. if(errorstate != HAL_SD_ERROR_NONE)
  1214. {
  1215. /* Clear all the static flags */
  1216. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1217. hsd->ErrorCode |= errorstate;
  1218. hsd->State = HAL_SD_STATE_READY;
  1219. return HAL_ERROR;
  1220. }
  1221. /* Configure the SD DPSM (Data Path State Machine) */
  1222. config.DataTimeOut = SDMMC_DATATIMEOUT;
  1223. config.DataLength = BLOCKSIZE * NumberOfBlocks;
  1224. config.DataBlockSize = SDMMC_DATABLOCK_SIZE_512B;
  1225. config.TransferDir = SDMMC_TRANSFER_DIR_TO_CARD;
  1226. config.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  1227. config.DPSM = SDMMC_DPSM_DISABLE;
  1228. (void)SDMMC_ConfigData(hsd->Instance, &config);
  1229. __SDMMC_CMDTRANS_ENABLE( hsd->Instance);
  1230. hsd->Instance->IDMABASE0 = (uint32_t) pData ;
  1231. hsd->Instance->IDMACTRL = SDMMC_ENABLE_IDMA_SINGLE_BUFF;
  1232. /* Write Blocks in Polling mode */
  1233. if(NumberOfBlocks > 1U)
  1234. {
  1235. hsd->Context = (SD_CONTEXT_WRITE_MULTIPLE_BLOCK | SD_CONTEXT_DMA);
  1236. /* Write Multi Block command */
  1237. errorstate = SDMMC_CmdWriteMultiBlock(hsd->Instance, add);
  1238. }
  1239. else
  1240. {
  1241. hsd->Context = (SD_CONTEXT_WRITE_SINGLE_BLOCK | SD_CONTEXT_DMA);
  1242. /* Write Single Block command */
  1243. errorstate = SDMMC_CmdWriteSingleBlock(hsd->Instance, add);
  1244. }
  1245. if(errorstate != HAL_SD_ERROR_NONE)
  1246. {
  1247. /* Clear all the static flags */
  1248. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1249. hsd->ErrorCode |= errorstate;
  1250. hsd->State = HAL_SD_STATE_READY;
  1251. hsd->Context = SD_CONTEXT_NONE;
  1252. return HAL_ERROR;
  1253. }
  1254. /* Enable transfer interrupts */
  1255. __HAL_SD_ENABLE_IT(hsd, (SDMMC_IT_DCRCFAIL | SDMMC_IT_DTIMEOUT | SDMMC_IT_TXUNDERR | SDMMC_IT_DATAEND));
  1256. return HAL_OK;
  1257. }
  1258. else
  1259. {
  1260. return HAL_BUSY;
  1261. }
  1262. }
  1263. /**
  1264. * @brief Erases the specified memory area of the given SD card.
  1265. * @note This API should be followed by a check on the card state through
  1266. * HAL_SD_GetCardState().
  1267. * @param hsd: Pointer to SD handle
  1268. * @param BlockStartAdd: Start Block address
  1269. * @param BlockEndAdd: End Block address
  1270. * @retval HAL status
  1271. */
  1272. HAL_StatusTypeDef HAL_SD_Erase(SD_HandleTypeDef *hsd, uint32_t BlockStartAdd, uint32_t BlockEndAdd)
  1273. {
  1274. uint32_t errorstate;
  1275. uint32_t start_add = BlockStartAdd;
  1276. uint32_t end_add = BlockEndAdd;
  1277. if(hsd->State == HAL_SD_STATE_READY)
  1278. {
  1279. hsd->ErrorCode = HAL_SD_ERROR_NONE;
  1280. if(end_add < start_add)
  1281. {
  1282. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  1283. return HAL_ERROR;
  1284. }
  1285. if(end_add > (hsd->SdCard.LogBlockNbr))
  1286. {
  1287. hsd->ErrorCode |= HAL_SD_ERROR_ADDR_OUT_OF_RANGE;
  1288. return HAL_ERROR;
  1289. }
  1290. hsd->State = HAL_SD_STATE_BUSY;
  1291. /* Check if the card command class supports erase command */
  1292. if(((hsd->SdCard.Class) & SDMMC_CCCC_ERASE) == 0U)
  1293. {
  1294. /* Clear all the static flags */
  1295. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1296. hsd->ErrorCode |= HAL_SD_ERROR_REQUEST_NOT_APPLICABLE;
  1297. hsd->State = HAL_SD_STATE_READY;
  1298. return HAL_ERROR;
  1299. }
  1300. if((SDMMC_GetResponse(hsd->Instance, SDMMC_RESP1) & SDMMC_CARD_LOCKED) == SDMMC_CARD_LOCKED)
  1301. {
  1302. /* Clear all the static flags */
  1303. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1304. hsd->ErrorCode |= HAL_SD_ERROR_LOCK_UNLOCK_FAILED;
  1305. hsd->State = HAL_SD_STATE_READY;
  1306. return HAL_ERROR;
  1307. }
  1308. /* Get start and end block for high capacity cards */
  1309. if(hsd->SdCard.CardType != CARD_SDHC_SDXC)
  1310. {
  1311. start_add *= 512U;
  1312. end_add *= 512U;
  1313. }
  1314. /* According to sd-card spec 1.0 ERASE_GROUP_START (CMD32) and erase_group_end(CMD33) */
  1315. if(hsd->SdCard.CardType != CARD_SECURED)
  1316. {
  1317. /* Send CMD32 SD_ERASE_GRP_START with argument as addr */
  1318. errorstate = SDMMC_CmdSDEraseStartAdd(hsd->Instance, start_add);
  1319. if(errorstate != HAL_SD_ERROR_NONE)
  1320. {
  1321. /* Clear all the static flags */
  1322. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1323. hsd->ErrorCode |= errorstate;
  1324. hsd->State = HAL_SD_STATE_READY;
  1325. return HAL_ERROR;
  1326. }
  1327. /* Send CMD33 SD_ERASE_GRP_END with argument as addr */
  1328. errorstate = SDMMC_CmdSDEraseEndAdd(hsd->Instance, end_add);
  1329. if(errorstate != HAL_SD_ERROR_NONE)
  1330. {
  1331. /* Clear all the static flags */
  1332. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1333. hsd->ErrorCode |= errorstate;
  1334. hsd->State = HAL_SD_STATE_READY;
  1335. return HAL_ERROR;
  1336. }
  1337. }
  1338. /* Send CMD38 ERASE */
  1339. errorstate = SDMMC_CmdErase(hsd->Instance);
  1340. if(errorstate != HAL_SD_ERROR_NONE)
  1341. {
  1342. /* Clear all the static flags */
  1343. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  1344. hsd->ErrorCode |= errorstate;
  1345. hsd->State = HAL_SD_STATE_READY;
  1346. return HAL_ERROR;
  1347. }
  1348. hsd->State = HAL_SD_STATE_READY;
  1349. return HAL_OK;
  1350. }
  1351. else
  1352. {
  1353. return HAL_BUSY;
  1354. }
  1355. }
  1356. /**
  1357. * @brief This function handles SD card interrupt request.
  1358. * @param hsd: Pointer to SD handle
  1359. * @retval None
  1360. */
  1361. void HAL_SD_IRQHandler(SD_HandleTypeDef *hsd)
  1362. {
  1363. uint32_t errorstate;
  1364. uint32_t context = hsd->Context;
  1365. /* Check for SDMMC interrupt flags */
  1366. if((__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXFIFOHF) != RESET) && ((context & SD_CONTEXT_IT) != 0U))
  1367. {
  1368. SD_Read_IT(hsd);
  1369. }
  1370. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DATAEND) != RESET)
  1371. {
  1372. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DATAEND);
  1373. __HAL_SD_DISABLE_IT(hsd, SDMMC_IT_DATAEND | SDMMC_IT_DCRCFAIL | SDMMC_IT_DTIMEOUT |\
  1374. SDMMC_IT_TXUNDERR | SDMMC_IT_RXOVERR | SDMMC_IT_TXFIFOHE |\
  1375. SDMMC_IT_RXFIFOHF);
  1376. __HAL_SD_DISABLE_IT(hsd, SDMMC_IT_IDMABTC);
  1377. __SDMMC_CMDTRANS_DISABLE( hsd->Instance);
  1378. if((context & SD_CONTEXT_IT) != 0U)
  1379. {
  1380. if(((context & SD_CONTEXT_READ_MULTIPLE_BLOCK) != 0U) || ((context & SD_CONTEXT_WRITE_MULTIPLE_BLOCK) != 0U))
  1381. {
  1382. errorstate = SDMMC_CmdStopTransfer(hsd->Instance);
  1383. if(errorstate != HAL_SD_ERROR_NONE)
  1384. {
  1385. hsd->ErrorCode |= errorstate;
  1386. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1387. hsd->ErrorCallback(hsd);
  1388. #else
  1389. HAL_SD_ErrorCallback(hsd);
  1390. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1391. }
  1392. }
  1393. /* Clear all the static flags */
  1394. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  1395. hsd->State = HAL_SD_STATE_READY;
  1396. hsd->Context = SD_CONTEXT_NONE;
  1397. if(((context & SD_CONTEXT_READ_SINGLE_BLOCK) != 0U) || ((context & SD_CONTEXT_READ_MULTIPLE_BLOCK) != 0U))
  1398. {
  1399. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1400. hsd->RxCpltCallback(hsd);
  1401. #else
  1402. HAL_SD_RxCpltCallback(hsd);
  1403. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1404. }
  1405. else
  1406. {
  1407. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1408. hsd->TxCpltCallback(hsd);
  1409. #else
  1410. HAL_SD_TxCpltCallback(hsd);
  1411. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1412. }
  1413. }
  1414. else if((context & SD_CONTEXT_DMA) != 0U)
  1415. {
  1416. hsd->Instance->DLEN = 0;
  1417. hsd->Instance->DCTRL = 0;
  1418. hsd->Instance->IDMACTRL = SDMMC_DISABLE_IDMA;
  1419. /* Stop Transfer for Write Multi blocks or Read Multi blocks */
  1420. if(((context & SD_CONTEXT_READ_MULTIPLE_BLOCK) != 0U) || ((context & SD_CONTEXT_WRITE_MULTIPLE_BLOCK) != 0U))
  1421. {
  1422. errorstate = SDMMC_CmdStopTransfer(hsd->Instance);
  1423. if(errorstate != HAL_SD_ERROR_NONE)
  1424. {
  1425. hsd->ErrorCode |= errorstate;
  1426. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1427. hsd->ErrorCallback(hsd);
  1428. #else
  1429. HAL_SD_ErrorCallback(hsd);
  1430. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1431. }
  1432. }
  1433. hsd->State = HAL_SD_STATE_READY;
  1434. hsd->Context = SD_CONTEXT_NONE;
  1435. if(((context & SD_CONTEXT_WRITE_SINGLE_BLOCK) != 0U) || ((context & SD_CONTEXT_WRITE_MULTIPLE_BLOCK) != 0U))
  1436. {
  1437. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1438. hsd->TxCpltCallback(hsd);
  1439. #else
  1440. HAL_SD_TxCpltCallback(hsd);
  1441. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1442. }
  1443. if(((context & SD_CONTEXT_READ_SINGLE_BLOCK) != 0U) || ((context & SD_CONTEXT_READ_MULTIPLE_BLOCK) != 0U))
  1444. {
  1445. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1446. hsd->RxCpltCallback(hsd);
  1447. #else
  1448. HAL_SD_RxCpltCallback(hsd);
  1449. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1450. }
  1451. }
  1452. else
  1453. {
  1454. /* Nothing to do */
  1455. }
  1456. }
  1457. else if((__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_TXFIFOHE) != RESET) && ((context & SD_CONTEXT_IT) != 0U))
  1458. {
  1459. SD_Write_IT(hsd);
  1460. }
  1461. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DCRCFAIL | SDMMC_FLAG_DTIMEOUT | SDMMC_FLAG_RXOVERR | SDMMC_FLAG_TXUNDERR) != RESET)
  1462. {
  1463. /* Set Error code */
  1464. if(__HAL_SD_GET_FLAG(hsd, SDMMC_IT_DCRCFAIL) != RESET)
  1465. {
  1466. hsd->ErrorCode |= HAL_SD_ERROR_DATA_CRC_FAIL;
  1467. }
  1468. if(__HAL_SD_GET_FLAG(hsd, SDMMC_IT_DTIMEOUT) != RESET)
  1469. {
  1470. hsd->ErrorCode |= HAL_SD_ERROR_DATA_TIMEOUT;
  1471. }
  1472. if(__HAL_SD_GET_FLAG(hsd, SDMMC_IT_RXOVERR) != RESET)
  1473. {
  1474. hsd->ErrorCode |= HAL_SD_ERROR_RX_OVERRUN;
  1475. }
  1476. if(__HAL_SD_GET_FLAG(hsd, SDMMC_IT_TXUNDERR) != RESET)
  1477. {
  1478. hsd->ErrorCode |= HAL_SD_ERROR_TX_UNDERRUN;
  1479. }
  1480. /* Clear All flags */
  1481. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  1482. /* Disable all interrupts */
  1483. __HAL_SD_DISABLE_IT(hsd, SDMMC_IT_DATAEND | SDMMC_IT_DCRCFAIL | SDMMC_IT_DTIMEOUT|\
  1484. SDMMC_IT_TXUNDERR| SDMMC_IT_RXOVERR);
  1485. __SDMMC_CMDTRANS_DISABLE( hsd->Instance);
  1486. hsd->Instance->DCTRL |= SDMMC_DCTRL_FIFORST;
  1487. hsd->Instance->CMD |= SDMMC_CMD_CMDSTOP;
  1488. hsd->ErrorCode |= SDMMC_CmdStopTransfer(hsd->Instance);
  1489. hsd->Instance->CMD &= ~(SDMMC_CMD_CMDSTOP);
  1490. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DABORT);
  1491. if((context & SD_CONTEXT_IT) != 0U)
  1492. {
  1493. /* Set the SD state to ready to be able to start again the process */
  1494. hsd->State = HAL_SD_STATE_READY;
  1495. hsd->Context = SD_CONTEXT_NONE;
  1496. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1497. hsd->ErrorCallback(hsd);
  1498. #else
  1499. HAL_SD_ErrorCallback(hsd);
  1500. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1501. }
  1502. else if((context & SD_CONTEXT_DMA) != 0U)
  1503. {
  1504. if(hsd->ErrorCode != HAL_SD_ERROR_NONE)
  1505. {
  1506. /* Disable Internal DMA */
  1507. __HAL_SD_DISABLE_IT(hsd, SDMMC_IT_IDMABTC);
  1508. hsd->Instance->IDMACTRL = SDMMC_DISABLE_IDMA;
  1509. /* Set the SD state to ready to be able to start again the process */
  1510. hsd->State = HAL_SD_STATE_READY;
  1511. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1512. hsd->ErrorCallback(hsd);
  1513. #else
  1514. HAL_SD_ErrorCallback(hsd);
  1515. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1516. }
  1517. }
  1518. else
  1519. {
  1520. /* Nothing to do */
  1521. }
  1522. }
  1523. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_IDMABTC) != RESET)
  1524. {
  1525. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_IDMABTC);
  1526. if(READ_BIT(hsd->Instance->IDMACTRL, SDMMC_IDMA_IDMABACT) == 0U)
  1527. {
  1528. /* Current buffer is buffer0, Transfer complete for buffer1 */
  1529. if((context & SD_CONTEXT_WRITE_MULTIPLE_BLOCK) != 0U)
  1530. {
  1531. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1532. hsd->Write_DMADblBuf1CpltCallback(hsd);
  1533. #else
  1534. HAL_SDEx_Write_DMADoubleBuf1CpltCallback(hsd);
  1535. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1536. }
  1537. else /* SD_CONTEXT_READ_MULTIPLE_BLOCK */
  1538. {
  1539. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1540. hsd->Read_DMADblBuf1CpltCallback(hsd);
  1541. #else
  1542. HAL_SDEx_Read_DMADoubleBuf1CpltCallback(hsd);
  1543. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1544. }
  1545. }
  1546. else /* SD_DMA_BUFFER1 */
  1547. {
  1548. /* Current buffer is buffer1, Transfer complete for buffer0 */
  1549. if((context & SD_CONTEXT_WRITE_MULTIPLE_BLOCK) != 0U)
  1550. {
  1551. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1552. hsd->Write_DMADblBuf0CpltCallback(hsd);
  1553. #else
  1554. HAL_SDEx_Write_DMADoubleBuf0CpltCallback(hsd);
  1555. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1556. }
  1557. else /* SD_CONTEXT_READ_MULTIPLE_BLOCK */
  1558. {
  1559. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1560. hsd->Read_DMADblBuf0CpltCallback(hsd);
  1561. #else
  1562. HAL_SDEx_Read_DMADoubleBuf0CpltCallback(hsd);
  1563. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1564. }
  1565. }
  1566. }
  1567. else
  1568. {
  1569. /* Nothing to do */
  1570. }
  1571. }
  1572. /**
  1573. * @brief return the SD state
  1574. * @param hsd: Pointer to sd handle
  1575. * @retval HAL state
  1576. */
  1577. HAL_SD_StateTypeDef HAL_SD_GetState(SD_HandleTypeDef *hsd)
  1578. {
  1579. return hsd->State;
  1580. }
  1581. /**
  1582. * @brief Return the SD error code
  1583. * @param hsd : Pointer to a SD_HandleTypeDef structure that contains
  1584. * the configuration information.
  1585. * @retval SD Error Code
  1586. */
  1587. uint32_t HAL_SD_GetError(SD_HandleTypeDef *hsd)
  1588. {
  1589. return hsd->ErrorCode;
  1590. }
  1591. /**
  1592. * @brief Tx Transfer completed callbacks
  1593. * @param hsd: Pointer to SD handle
  1594. * @retval None
  1595. */
  1596. __weak void HAL_SD_TxCpltCallback(SD_HandleTypeDef *hsd)
  1597. {
  1598. /* Prevent unused argument(s) compilation warning */
  1599. UNUSED(hsd);
  1600. /* NOTE : This function should not be modified, when the callback is needed,
  1601. the HAL_SD_TxCpltCallback can be implemented in the user file
  1602. */
  1603. }
  1604. /**
  1605. * @brief Rx Transfer completed callbacks
  1606. * @param hsd: Pointer SD handle
  1607. * @retval None
  1608. */
  1609. __weak void HAL_SD_RxCpltCallback(SD_HandleTypeDef *hsd)
  1610. {
  1611. /* Prevent unused argument(s) compilation warning */
  1612. UNUSED(hsd);
  1613. /* NOTE : This function should not be modified, when the callback is needed,
  1614. the HAL_SD_RxCpltCallback can be implemented in the user file
  1615. */
  1616. }
  1617. /**
  1618. * @brief SD error callbacks
  1619. * @param hsd: Pointer SD handle
  1620. * @retval None
  1621. */
  1622. __weak void HAL_SD_ErrorCallback(SD_HandleTypeDef *hsd)
  1623. {
  1624. /* Prevent unused argument(s) compilation warning */
  1625. UNUSED(hsd);
  1626. /* NOTE : This function should not be modified, when the callback is needed,
  1627. the HAL_SD_ErrorCallback can be implemented in the user file
  1628. */
  1629. }
  1630. /**
  1631. * @brief SD Abort callbacks
  1632. * @param hsd: Pointer SD handle
  1633. * @retval None
  1634. */
  1635. __weak void HAL_SD_AbortCallback(SD_HandleTypeDef *hsd)
  1636. {
  1637. /* Prevent unused argument(s) compilation warning */
  1638. UNUSED(hsd);
  1639. /* NOTE : This function should not be modified, when the callback is needed,
  1640. the HAL_SD_AbortCallback can be implemented in the user file
  1641. */
  1642. }
  1643. #if (USE_SD_TRANSCEIVER != 0U)
  1644. /**
  1645. * @brief Enable/Disable the SD Transceiver 1.8V Mode Callback.
  1646. * @param status: Voltage Switch State
  1647. * @retval None
  1648. */
  1649. __weak void HAL_SD_DriveTransceiver_1_8V_Callback(FlagStatus status)
  1650. {
  1651. /* Prevent unused argument(s) compilation warning */
  1652. UNUSED(status);
  1653. /* NOTE : This function should not be modified, when the callback is needed,
  1654. the HAL_SD_EnableTransceiver could be implemented in the user file
  1655. */
  1656. }
  1657. #endif /* USE_SD_TRANSCEIVER */
  1658. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  1659. /**
  1660. * @brief Register a User SD Callback
  1661. * To be used instead of the weak (surcharged) predefined callback
  1662. * @param hsd : SD handle
  1663. * @param CallbackID : ID of the callback to be registered
  1664. * This parameter can be one of the following values:
  1665. * @arg @ref HAL_SD_TX_CPLT_CB_ID SD Tx Complete Callback ID
  1666. * @arg @ref HAL_SD_RX_CPLT_CB_ID SD Rx Complete Callback ID
  1667. * @arg @ref HAL_SD_ERROR_CB_ID SD Error Callback ID
  1668. * @arg @ref HAL_SD_ABORT_CB_ID SD Abort Callback ID
  1669. * @arg @ref HAL_SD_READ_DMA_DBL_BUF0_CPLT_CB_ID SD DMA Rx Double buffer 0 Callback ID
  1670. * @arg @ref HAL_SD_READ_DMA_DBL_BUF1_CPLT_CB_ID SD DMA Rx Double buffer 1 Callback ID
  1671. * @arg @ref HAL_SD_WRITE_DMA_DBL_BUF0_CPLT_CB_ID SD DMA Tx Double buffer 0 Callback ID
  1672. * @arg @ref HAL_SD_WRITE_DMA_DBL_BUF1_CPLT_CB_ID SD DMA Tx Double buffer 1 Callback ID
  1673. * @arg @ref HAL_SD_MSP_INIT_CB_ID SD MspInit Callback ID
  1674. * @arg @ref HAL_SD_MSP_DEINIT_CB_ID SD MspDeInit Callback ID
  1675. * @param pCallback : pointer to the Callback function
  1676. * @retval status
  1677. */
  1678. HAL_StatusTypeDef HAL_SD_RegisterCallback(SD_HandleTypeDef *hsd, HAL_SD_CallbackIDTypeDef CallbackID, pSD_CallbackTypeDef pCallback)
  1679. {
  1680. HAL_StatusTypeDef status = HAL_OK;
  1681. if(pCallback == NULL)
  1682. {
  1683. /* Update the error code */
  1684. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1685. return HAL_ERROR;
  1686. }
  1687. /* Process locked */
  1688. __HAL_LOCK(hsd);
  1689. if(hsd->State == HAL_SD_STATE_READY)
  1690. {
  1691. switch (CallbackID)
  1692. {
  1693. case HAL_SD_TX_CPLT_CB_ID :
  1694. hsd->TxCpltCallback = pCallback;
  1695. break;
  1696. case HAL_SD_RX_CPLT_CB_ID :
  1697. hsd->RxCpltCallback = pCallback;
  1698. break;
  1699. case HAL_SD_ERROR_CB_ID :
  1700. hsd->ErrorCallback = pCallback;
  1701. break;
  1702. case HAL_SD_ABORT_CB_ID :
  1703. hsd->AbortCpltCallback = pCallback;
  1704. break;
  1705. case HAL_SD_READ_DMA_DBL_BUF0_CPLT_CB_ID :
  1706. hsd->Read_DMADblBuf0CpltCallback = pCallback;
  1707. break;
  1708. case HAL_SD_READ_DMA_DBL_BUF1_CPLT_CB_ID :
  1709. hsd->Read_DMADblBuf1CpltCallback = pCallback;
  1710. break;
  1711. case HAL_SD_WRITE_DMA_DBL_BUF0_CPLT_CB_ID :
  1712. hsd->Write_DMADblBuf0CpltCallback = pCallback;
  1713. break;
  1714. case HAL_SD_WRITE_DMA_DBL_BUF1_CPLT_CB_ID :
  1715. hsd->Write_DMADblBuf1CpltCallback = pCallback;
  1716. break;
  1717. case HAL_SD_MSP_INIT_CB_ID :
  1718. hsd->MspInitCallback = pCallback;
  1719. break;
  1720. case HAL_SD_MSP_DEINIT_CB_ID :
  1721. hsd->MspDeInitCallback = pCallback;
  1722. break;
  1723. default :
  1724. /* Update the error code */
  1725. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1726. /* update return status */
  1727. status = HAL_ERROR;
  1728. break;
  1729. }
  1730. }
  1731. else if (hsd->State == HAL_SD_STATE_RESET)
  1732. {
  1733. switch (CallbackID)
  1734. {
  1735. case HAL_SD_MSP_INIT_CB_ID :
  1736. hsd->MspInitCallback = pCallback;
  1737. break;
  1738. case HAL_SD_MSP_DEINIT_CB_ID :
  1739. hsd->MspDeInitCallback = pCallback;
  1740. break;
  1741. default :
  1742. /* Update the error code */
  1743. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1744. /* update return status */
  1745. status = HAL_ERROR;
  1746. break;
  1747. }
  1748. }
  1749. else
  1750. {
  1751. /* Update the error code */
  1752. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1753. /* update return status */
  1754. status = HAL_ERROR;
  1755. }
  1756. /* Release Lock */
  1757. __HAL_UNLOCK(hsd);
  1758. return status;
  1759. }
  1760. /**
  1761. * @brief Unregister a User SD Callback
  1762. * SD Callback is redirected to the weak (surcharged) predefined callback
  1763. * @param hsd : SD handle
  1764. * @param CallbackID : ID of the callback to be unregistered
  1765. * This parameter can be one of the following values:
  1766. * @arg @ref HAL_SD_TX_CPLT_CB_ID SD Tx Complete Callback ID
  1767. * @arg @ref HAL_SD_RX_CPLT_CB_ID SD Rx Complete Callback ID
  1768. * @arg @ref HAL_SD_ERROR_CB_ID SD Error Callback ID
  1769. * @arg @ref HAL_SD_ABORT_CB_ID SD Abort Callback ID
  1770. * @arg @ref HAL_SD_READ_DMA_DBL_BUF0_CPLT_CB_ID SD DMA Rx Double buffer 0 Callback ID
  1771. * @arg @ref HAL_SD_READ_DMA_DBL_BUF1_CPLT_CB_ID SD DMA Rx Double buffer 1 Callback ID
  1772. * @arg @ref HAL_SD_WRITE_DMA_DBL_BUF0_CPLT_CB_ID SD DMA Tx Double buffer 0 Callback ID
  1773. * @arg @ref HAL_SD_WRITE_DMA_DBL_BUF1_CPLT_CB_ID SD DMA Tx Double buffer 1 Callback ID
  1774. * @arg @ref HAL_SD_MSP_INIT_CB_ID SD MspInit Callback ID
  1775. * @arg @ref HAL_SD_MSP_DEINIT_CB_ID SD MspDeInit Callback ID
  1776. * @retval status
  1777. */
  1778. HAL_StatusTypeDef HAL_SD_UnRegisterCallback(SD_HandleTypeDef *hsd, HAL_SD_CallbackIDTypeDef CallbackID)
  1779. {
  1780. HAL_StatusTypeDef status = HAL_OK;
  1781. /* Process locked */
  1782. __HAL_LOCK(hsd);
  1783. if(hsd->State == HAL_SD_STATE_READY)
  1784. {
  1785. switch (CallbackID)
  1786. {
  1787. case HAL_SD_TX_CPLT_CB_ID :
  1788. hsd->TxCpltCallback = HAL_SD_TxCpltCallback;
  1789. break;
  1790. case HAL_SD_RX_CPLT_CB_ID :
  1791. hsd->RxCpltCallback = HAL_SD_RxCpltCallback;
  1792. break;
  1793. case HAL_SD_ERROR_CB_ID :
  1794. hsd->ErrorCallback = HAL_SD_ErrorCallback;
  1795. break;
  1796. case HAL_SD_ABORT_CB_ID :
  1797. hsd->AbortCpltCallback = HAL_SD_AbortCallback;
  1798. break;
  1799. case HAL_SD_READ_DMA_DBL_BUF0_CPLT_CB_ID :
  1800. hsd->Read_DMADblBuf0CpltCallback = HAL_SDEx_Read_DMADoubleBuf0CpltCallback;
  1801. break;
  1802. case HAL_SD_READ_DMA_DBL_BUF1_CPLT_CB_ID :
  1803. hsd->Read_DMADblBuf1CpltCallback = HAL_SDEx_Read_DMADoubleBuf1CpltCallback;
  1804. break;
  1805. case HAL_SD_WRITE_DMA_DBL_BUF0_CPLT_CB_ID :
  1806. hsd->Write_DMADblBuf0CpltCallback = HAL_SDEx_Write_DMADoubleBuf0CpltCallback;
  1807. break;
  1808. case HAL_SD_WRITE_DMA_DBL_BUF1_CPLT_CB_ID :
  1809. hsd->Write_DMADblBuf1CpltCallback = HAL_SDEx_Write_DMADoubleBuf1CpltCallback;
  1810. break;
  1811. case HAL_SD_MSP_INIT_CB_ID :
  1812. hsd->MspInitCallback = HAL_SD_MspInit;
  1813. break;
  1814. case HAL_SD_MSP_DEINIT_CB_ID :
  1815. hsd->MspDeInitCallback = HAL_SD_MspDeInit;
  1816. break;
  1817. default :
  1818. /* Update the error code */
  1819. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1820. /* update return status */
  1821. status = HAL_ERROR;
  1822. break;
  1823. }
  1824. }
  1825. else if (hsd->State == HAL_SD_STATE_RESET)
  1826. {
  1827. switch (CallbackID)
  1828. {
  1829. case HAL_SD_MSP_INIT_CB_ID :
  1830. hsd->MspInitCallback = HAL_SD_MspInit;
  1831. break;
  1832. case HAL_SD_MSP_DEINIT_CB_ID :
  1833. hsd->MspDeInitCallback = HAL_SD_MspDeInit;
  1834. break;
  1835. default :
  1836. /* Update the error code */
  1837. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1838. /* update return status */
  1839. status = HAL_ERROR;
  1840. break;
  1841. }
  1842. }
  1843. else
  1844. {
  1845. /* Update the error code */
  1846. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1847. /* update return status */
  1848. status = HAL_ERROR;
  1849. }
  1850. /* Release Lock */
  1851. __HAL_UNLOCK(hsd);
  1852. return status;
  1853. }
  1854. #if (USE_SD_TRANSCEIVER != 0U)
  1855. /**
  1856. * @brief Register a User SD Transceiver Callback
  1857. * To be used instead of the weak (surcharged) predefined callback
  1858. * @param hsd : SD handle
  1859. * @param pCallback : pointer to the Callback function
  1860. * @retval status
  1861. */
  1862. HAL_StatusTypeDef HAL_SD_RegisterTransceiverCallback(SD_HandleTypeDef *hsd, pSD_TransceiverCallbackTypeDef pCallback)
  1863. {
  1864. HAL_StatusTypeDef status = HAL_OK;
  1865. if(pCallback == NULL)
  1866. {
  1867. /* Update the error code */
  1868. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1869. return HAL_ERROR;
  1870. }
  1871. /* Process locked */
  1872. __HAL_LOCK(hsd);
  1873. if(hsd->State == HAL_SD_STATE_READY)
  1874. {
  1875. hsd->DriveTransceiver_1_8V_Callback = pCallback;
  1876. }
  1877. else
  1878. {
  1879. /* Update the error code */
  1880. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1881. /* update return status */
  1882. status = HAL_ERROR;
  1883. }
  1884. /* Release Lock */
  1885. __HAL_UNLOCK(hsd);
  1886. return status;
  1887. }
  1888. /**
  1889. * @brief Unregister a User SD Transceiver Callback
  1890. * SD Callback is redirected to the weak (surcharged) predefined callback
  1891. * @param hsd : SD handle
  1892. * @retval status
  1893. */
  1894. HAL_StatusTypeDef HAL_SD_UnRegisterTransceiverCallback(SD_HandleTypeDef *hsd)
  1895. {
  1896. HAL_StatusTypeDef status = HAL_OK;
  1897. /* Process locked */
  1898. __HAL_LOCK(hsd);
  1899. if(hsd->State == HAL_SD_STATE_READY)
  1900. {
  1901. hsd->DriveTransceiver_1_8V_Callback = HAL_SD_DriveTransceiver_1_8V_Callback;
  1902. }
  1903. else
  1904. {
  1905. /* Update the error code */
  1906. hsd->ErrorCode |= HAL_SD_ERROR_INVALID_CALLBACK;
  1907. /* update return status */
  1908. status = HAL_ERROR;
  1909. }
  1910. /* Release Lock */
  1911. __HAL_UNLOCK(hsd);
  1912. return status;
  1913. }
  1914. #endif /* USE_SD_TRANSCEIVER */
  1915. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  1916. /**
  1917. * @}
  1918. */
  1919. /** @addtogroup SD_Exported_Functions_Group3
  1920. * @brief management functions
  1921. *
  1922. @verbatim
  1923. ==============================================================================
  1924. ##### Peripheral Control functions #####
  1925. ==============================================================================
  1926. [..]
  1927. This subsection provides a set of functions allowing to control the SD card
  1928. operations and get the related information
  1929. @endverbatim
  1930. * @{
  1931. */
  1932. /**
  1933. * @brief Returns information the information of the card which are stored on
  1934. * the CID register.
  1935. * @param hsd: Pointer to SD handle
  1936. * @param pCID: Pointer to a HAL_SD_CardCIDTypeDef structure that
  1937. * contains all CID register parameters
  1938. * @retval HAL status
  1939. */
  1940. HAL_StatusTypeDef HAL_SD_GetCardCID(SD_HandleTypeDef *hsd, HAL_SD_CardCIDTypeDef *pCID)
  1941. {
  1942. pCID->ManufacturerID = (uint8_t)((hsd->CID[0] & 0xFF000000U) >> 24U);
  1943. pCID->OEM_AppliID = (uint16_t)((hsd->CID[0] & 0x00FFFF00U) >> 8U);
  1944. pCID->ProdName1 = (((hsd->CID[0] & 0x000000FFU) << 24U) | ((hsd->CID[1] & 0xFFFFFF00U) >> 8U));
  1945. pCID->ProdName2 = (uint8_t)(hsd->CID[1] & 0x000000FFU);
  1946. pCID->ProdRev = (uint8_t)((hsd->CID[2] & 0xFF000000U) >> 24U);
  1947. pCID->ProdSN = (((hsd->CID[2] & 0x00FFFFFFU) << 8U) | ((hsd->CID[3] & 0xFF000000U) >> 24U));
  1948. pCID->Reserved1 = (uint8_t)((hsd->CID[3] & 0x00F00000U) >> 20U);
  1949. pCID->ManufactDate = (uint16_t)((hsd->CID[3] & 0x000FFF00U) >> 8U);
  1950. pCID->CID_CRC = (uint8_t)((hsd->CID[3] & 0x000000FEU) >> 1U);
  1951. pCID->Reserved2 = 1U;
  1952. return HAL_OK;
  1953. }
  1954. /**
  1955. * @brief Returns information the information of the card which are stored on
  1956. * the CSD register.
  1957. * @param hsd: Pointer to SD handle
  1958. * @param pCSD: Pointer to a HAL_SD_CardCSDTypeDef structure that
  1959. * contains all CSD register parameters
  1960. * @retval HAL status
  1961. */
  1962. HAL_StatusTypeDef HAL_SD_GetCardCSD(SD_HandleTypeDef *hsd, HAL_SD_CardCSDTypeDef *pCSD)
  1963. {
  1964. pCSD->CSDStruct = (uint8_t)((hsd->CSD[0] & 0xC0000000U) >> 30U);
  1965. pCSD->SysSpecVersion = (uint8_t)((hsd->CSD[0] & 0x3C000000U) >> 26U);
  1966. pCSD->Reserved1 = (uint8_t)((hsd->CSD[0] & 0x03000000U) >> 24U);
  1967. pCSD->TAAC = (uint8_t)((hsd->CSD[0] & 0x00FF0000U) >> 16U);
  1968. pCSD->NSAC = (uint8_t)((hsd->CSD[0] & 0x0000FF00U) >> 8U);
  1969. pCSD->MaxBusClkFrec = (uint8_t)(hsd->CSD[0] & 0x000000FFU);
  1970. pCSD->CardComdClasses = (uint16_t)((hsd->CSD[1] & 0xFFF00000U) >> 20U);
  1971. pCSD->RdBlockLen = (uint8_t)((hsd->CSD[1] & 0x000F0000U) >> 16U);
  1972. pCSD->PartBlockRead = (uint8_t)((hsd->CSD[1] & 0x00008000U) >> 15U);
  1973. pCSD->WrBlockMisalign = (uint8_t)((hsd->CSD[1] & 0x00004000U) >> 14U);
  1974. pCSD->RdBlockMisalign = (uint8_t)((hsd->CSD[1] & 0x00002000U) >> 13U);
  1975. pCSD->DSRImpl = (uint8_t)((hsd->CSD[1] & 0x00001000U) >> 12U);
  1976. pCSD->Reserved2 = 0U; /*!< Reserved */
  1977. if(hsd->SdCard.CardType == CARD_SDSC)
  1978. {
  1979. pCSD->DeviceSize = (((hsd->CSD[1] & 0x000003FFU) << 2U) | ((hsd->CSD[2] & 0xC0000000U) >> 30U));
  1980. pCSD->MaxRdCurrentVDDMin = (uint8_t)((hsd->CSD[2] & 0x38000000U) >> 27U);
  1981. pCSD->MaxRdCurrentVDDMax = (uint8_t)((hsd->CSD[2] & 0x07000000U) >> 24U);
  1982. pCSD->MaxWrCurrentVDDMin = (uint8_t)((hsd->CSD[2] & 0x00E00000U) >> 21U);
  1983. pCSD->MaxWrCurrentVDDMax = (uint8_t)((hsd->CSD[2] & 0x001C0000U) >> 18U);
  1984. pCSD->DeviceSizeMul = (uint8_t)((hsd->CSD[2] & 0x00038000U) >> 15U);
  1985. hsd->SdCard.BlockNbr = (pCSD->DeviceSize + 1U) ;
  1986. hsd->SdCard.BlockNbr *= (1UL << ((pCSD->DeviceSizeMul & 0x07U) + 2U));
  1987. hsd->SdCard.BlockSize = (1UL << (pCSD->RdBlockLen & 0x0FU));
  1988. hsd->SdCard.LogBlockNbr = (hsd->SdCard.BlockNbr) * ((hsd->SdCard.BlockSize) / 512U);
  1989. hsd->SdCard.LogBlockSize = 512U;
  1990. }
  1991. else if(hsd->SdCard.CardType == CARD_SDHC_SDXC)
  1992. {
  1993. /* Byte 7 */
  1994. pCSD->DeviceSize = (((hsd->CSD[1] & 0x0000003FU) << 16U) | ((hsd->CSD[2] & 0xFFFF0000U) >> 16U));
  1995. hsd->SdCard.BlockNbr = ((pCSD->DeviceSize + 1U) * 1024U);
  1996. hsd->SdCard.LogBlockNbr = hsd->SdCard.BlockNbr;
  1997. hsd->SdCard.BlockSize = 512U;
  1998. hsd->SdCard.LogBlockSize = hsd->SdCard.BlockSize;
  1999. }
  2000. else
  2001. {
  2002. /* Clear all the static flags */
  2003. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  2004. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2005. hsd->State = HAL_SD_STATE_READY;
  2006. return HAL_ERROR;
  2007. }
  2008. pCSD->EraseGrSize = (uint8_t)((hsd->CSD[2] & 0x00004000U) >> 14U);
  2009. pCSD->EraseGrMul = (uint8_t)((hsd->CSD[2] & 0x00003F80U) >> 7U);
  2010. pCSD->WrProtectGrSize = (uint8_t)(hsd->CSD[2] & 0x0000007FU);
  2011. pCSD->WrProtectGrEnable = (uint8_t)((hsd->CSD[3] & 0x80000000U) >> 31U);
  2012. pCSD->ManDeflECC = (uint8_t)((hsd->CSD[3] & 0x60000000U) >> 29U);
  2013. pCSD->WrSpeedFact = (uint8_t)((hsd->CSD[3] & 0x1C000000U) >> 26U);
  2014. pCSD->MaxWrBlockLen= (uint8_t)((hsd->CSD[3] & 0x03C00000U) >> 22U);
  2015. pCSD->WriteBlockPaPartial = (uint8_t)((hsd->CSD[3] & 0x00200000U) >> 21U);
  2016. pCSD->Reserved3 = 0;
  2017. pCSD->ContentProtectAppli = (uint8_t)((hsd->CSD[3] & 0x00010000U) >> 16U);
  2018. pCSD->FileFormatGroup = (uint8_t)((hsd->CSD[3] & 0x00008000U) >> 15U);
  2019. pCSD->CopyFlag = (uint8_t)((hsd->CSD[3] & 0x00004000U) >> 14U);
  2020. pCSD->PermWrProtect = (uint8_t)((hsd->CSD[3] & 0x00002000U) >> 13U);
  2021. pCSD->TempWrProtect = (uint8_t)((hsd->CSD[3] & 0x00001000U) >> 12U);
  2022. pCSD->FileFormat = (uint8_t)((hsd->CSD[3] & 0x00000C00U) >> 10U);
  2023. pCSD->ECC= (uint8_t)((hsd->CSD[3] & 0x00000300U) >> 8U);
  2024. pCSD->CSD_CRC = (uint8_t)((hsd->CSD[3] & 0x000000FEU) >> 1U);
  2025. pCSD->Reserved4 = 1;
  2026. return HAL_OK;
  2027. }
  2028. /**
  2029. * @brief Gets the SD status info.
  2030. * @param hsd: Pointer to SD handle
  2031. * @param pStatus: Pointer to the HAL_SD_CardStatusTypeDef structure that
  2032. * will contain the SD card status information
  2033. * @retval HAL status
  2034. */
  2035. HAL_StatusTypeDef HAL_SD_GetCardStatus(SD_HandleTypeDef *hsd, HAL_SD_CardStatusTypeDef *pStatus)
  2036. {
  2037. uint32_t sd_status[16];
  2038. uint32_t errorstate;
  2039. errorstate = SD_SendSDStatus(hsd, sd_status);
  2040. if(errorstate != HAL_SD_ERROR_NONE)
  2041. {
  2042. /* Clear all the static flags */
  2043. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  2044. hsd->ErrorCode |= errorstate;
  2045. hsd->State = HAL_SD_STATE_READY;
  2046. return HAL_ERROR;
  2047. }
  2048. else
  2049. {
  2050. pStatus->DataBusWidth = (uint8_t)((sd_status[0] & 0xC0U) >> 6U);
  2051. pStatus->SecuredMode = (uint8_t)((sd_status[0] & 0x20U) >> 5U);
  2052. pStatus->CardType = (uint16_t)(((sd_status[0] & 0x00FF0000U) >> 8U) | ((sd_status[0] & 0xFF000000U) >> 24U));
  2053. pStatus->ProtectedAreaSize = (((sd_status[1] & 0xFFU) << 24U) | ((sd_status[1] & 0xFF00U) << 8U) |
  2054. ((sd_status[1] & 0xFF0000U) >> 8U) | ((sd_status[1] & 0xFF000000U) >> 24U));
  2055. pStatus->SpeedClass = (uint8_t)(sd_status[2] & 0xFFU);
  2056. pStatus->PerformanceMove = (uint8_t)((sd_status[2] & 0xFF00U) >> 8U);
  2057. pStatus->AllocationUnitSize = (uint8_t)((sd_status[2] & 0xF00000U) >> 20U);
  2058. pStatus->EraseSize = (uint16_t)(((sd_status[2] & 0xFF000000U) >> 16U) | (sd_status[3] & 0xFFU));
  2059. pStatus->EraseTimeout = (uint8_t)((sd_status[3] & 0xFC00U) >> 10U);
  2060. pStatus->EraseOffset = (uint8_t)((sd_status[3] & 0x0300U) >> 8U);
  2061. pStatus->UhsSpeedGrade = (uint8_t)((sd_status[3] & 0x00F0U) >> 4U);
  2062. pStatus->UhsAllocationUnitSize = (uint8_t)(sd_status[3] & 0x000FU) ;
  2063. pStatus->VideoSpeedClass = (uint8_t)((sd_status[4] & 0xFF000000U) >> 24U);
  2064. }
  2065. return HAL_OK;
  2066. }
  2067. /**
  2068. * @brief Gets the SD card info.
  2069. * @param hsd: Pointer to SD handle
  2070. * @param pCardInfo: Pointer to the HAL_SD_CardInfoTypeDef structure that
  2071. * will contain the SD card status information
  2072. * @retval HAL status
  2073. */
  2074. HAL_StatusTypeDef HAL_SD_GetCardInfo(SD_HandleTypeDef *hsd, HAL_SD_CardInfoTypeDef *pCardInfo)
  2075. {
  2076. pCardInfo->CardType = (uint32_t)(hsd->SdCard.CardType);
  2077. pCardInfo->CardVersion = (uint32_t)(hsd->SdCard.CardVersion);
  2078. pCardInfo->Class = (uint32_t)(hsd->SdCard.Class);
  2079. pCardInfo->RelCardAdd = (uint32_t)(hsd->SdCard.RelCardAdd);
  2080. pCardInfo->BlockNbr = (uint32_t)(hsd->SdCard.BlockNbr);
  2081. pCardInfo->BlockSize = (uint32_t)(hsd->SdCard.BlockSize);
  2082. pCardInfo->LogBlockNbr = (uint32_t)(hsd->SdCard.LogBlockNbr);
  2083. pCardInfo->LogBlockSize = (uint32_t)(hsd->SdCard.LogBlockSize);
  2084. return HAL_OK;
  2085. }
  2086. /**
  2087. * @brief Enables wide bus operation for the requested card if supported by
  2088. * card.
  2089. * @param hsd: Pointer to SD handle
  2090. * @param WideMode: Specifies the SD card wide bus mode
  2091. * This parameter can be one of the following values:
  2092. * @arg SDMMC_BUS_WIDE_8B: 8-bit data transfer
  2093. * @arg SDMMC_BUS_WIDE_4B: 4-bit data transfer
  2094. * @arg SDMMC_BUS_WIDE_1B: 1-bit data transfer
  2095. * @retval HAL status
  2096. */
  2097. HAL_StatusTypeDef HAL_SD_ConfigWideBusOperation(SD_HandleTypeDef *hsd, uint32_t WideMode)
  2098. {
  2099. SDMMC_InitTypeDef Init;
  2100. uint32_t errorstate;
  2101. /* Check the parameters */
  2102. assert_param(IS_SDMMC_BUS_WIDE(WideMode));
  2103. /* Change State */
  2104. hsd->State = HAL_SD_STATE_BUSY;
  2105. if(hsd->SdCard.CardType != CARD_SECURED)
  2106. {
  2107. if(WideMode == SDMMC_BUS_WIDE_8B)
  2108. {
  2109. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2110. }
  2111. else if(WideMode == SDMMC_BUS_WIDE_4B)
  2112. {
  2113. errorstate = SD_WideBus_Enable(hsd);
  2114. hsd->ErrorCode |= errorstate;
  2115. }
  2116. else if(WideMode == SDMMC_BUS_WIDE_1B)
  2117. {
  2118. errorstate = SD_WideBus_Disable(hsd);
  2119. hsd->ErrorCode |= errorstate;
  2120. }
  2121. else
  2122. {
  2123. /* WideMode is not a valid argument*/
  2124. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  2125. }
  2126. }
  2127. else
  2128. {
  2129. /* MMC Card does not support this feature */
  2130. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2131. }
  2132. if(hsd->ErrorCode != HAL_SD_ERROR_NONE)
  2133. {
  2134. /* Clear all the static flags */
  2135. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_FLAGS);
  2136. hsd->State = HAL_SD_STATE_READY;
  2137. return HAL_ERROR;
  2138. }
  2139. else
  2140. {
  2141. /* Configure the SDMMC peripheral */
  2142. Init.ClockEdge = hsd->Init.ClockEdge;
  2143. Init.ClockPowerSave = hsd->Init.ClockPowerSave;
  2144. Init.BusWide = WideMode;
  2145. Init.HardwareFlowControl = hsd->Init.HardwareFlowControl;
  2146. /* Check if user Clock div < Normal speed 25Mhz, no change in Clockdiv */
  2147. if(hsd->Init.ClockDiv >= SDMMC_NSpeed_CLK_DIV)
  2148. {
  2149. Init.ClockDiv = hsd->Init.ClockDiv;
  2150. }
  2151. else if (hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED)
  2152. {
  2153. /* UltraHigh speed SD card,user Clock div */
  2154. Init.ClockDiv = hsd->Init.ClockDiv;
  2155. }
  2156. else if (hsd->SdCard.CardSpeed == CARD_HIGH_SPEED)
  2157. {
  2158. /* High speed SD card, Max Frequency = 50Mhz */
  2159. Init.ClockDiv = SDMMC_HSpeed_CLK_DIV;
  2160. }
  2161. else
  2162. {
  2163. /* No High speed SD card, Max Frequency = 25Mhz */
  2164. Init.ClockDiv = SDMMC_NSpeed_CLK_DIV;
  2165. }
  2166. (void)SDMMC_Init(hsd->Instance, Init);
  2167. }
  2168. /* Change State */
  2169. hsd->State = HAL_SD_STATE_READY;
  2170. return HAL_OK;
  2171. }
  2172. /**
  2173. * @brief Configure the speed bus mode
  2174. * @param hsd: Pointer to the SD handle
  2175. * @param SpeedMode: Specifies the SD card speed bus mode
  2176. * This parameter can be one of the following values:
  2177. * @arg SDMMC_SPEED_MODE_AUTO: Max speed mode supported by the card
  2178. * @arg SDMMC_SPEED_MODE_DEFAULT: Default Speed/SDR12 mode
  2179. * @arg SDMMC_SPEED_MODE_HIGH: High Speed/SDR25 mode
  2180. * @arg SDMMC_SPEED_MODE_ULTRA: Ultra high speed mode
  2181. * @retval HAL status
  2182. */
  2183. HAL_StatusTypeDef HAL_SD_ConfigSpeedBusOperation(SD_HandleTypeDef *hsd, uint32_t SpeedMode)
  2184. {
  2185. uint32_t tickstart;
  2186. HAL_StatusTypeDef status = HAL_OK;
  2187. /* Check the parameters */
  2188. assert_param(IS_SDMMC_SPEED_MODE(SpeedMode));
  2189. /* Change State */
  2190. hsd->State = HAL_SD_STATE_BUSY;
  2191. #if (USE_SD_TRANSCEIVER != 0U)
  2192. if (hsd->Init.TranceiverPresent == SDMMC_TRANSCEIVER_PRESENT)
  2193. {
  2194. switch (SpeedMode)
  2195. {
  2196. case SDMMC_SPEED_MODE_AUTO:
  2197. {
  2198. if ((hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED) ||
  2199. (hsd->SdCard.CardType == CARD_SDHC_SDXC))
  2200. {
  2201. hsd->Instance->CLKCR |= SDMMC_CLKCR_BUSSPEED;
  2202. /* Enable Ultra High Speed */
  2203. if (SD_UltraHighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2204. {
  2205. if (SD_HighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2206. {
  2207. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2208. status = HAL_ERROR;
  2209. }
  2210. }
  2211. }
  2212. else if (hsd->SdCard.CardSpeed == CARD_HIGH_SPEED)
  2213. {
  2214. /* Enable High Speed */
  2215. if (SD_HighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2216. {
  2217. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2218. status = HAL_ERROR;
  2219. }
  2220. }
  2221. else
  2222. {
  2223. /*Nothing to do, Use defaultSpeed */
  2224. }
  2225. break;
  2226. }
  2227. case SDMMC_SPEED_MODE_ULTRA:
  2228. {
  2229. if ((hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED) ||
  2230. (hsd->SdCard.CardType == CARD_SDHC_SDXC))
  2231. {
  2232. /* Enable UltraHigh Speed */
  2233. if (SD_UltraHighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2234. {
  2235. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2236. status = HAL_ERROR;
  2237. }
  2238. hsd->Instance->CLKCR |= SDMMC_CLKCR_BUSSPEED;
  2239. }
  2240. else
  2241. {
  2242. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2243. status = HAL_ERROR;
  2244. }
  2245. break;
  2246. }
  2247. case SDMMC_SPEED_MODE_DDR:
  2248. {
  2249. if ((hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED) ||
  2250. (hsd->SdCard.CardType == CARD_SDHC_SDXC))
  2251. {
  2252. /* Enable DDR Mode*/
  2253. if (SD_DDR_Mode(hsd) != HAL_SD_ERROR_NONE)
  2254. {
  2255. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2256. status = HAL_ERROR;
  2257. }
  2258. hsd->Instance->CLKCR |= SDMMC_CLKCR_BUSSPEED | SDMMC_CLKCR_DDR;
  2259. }
  2260. else
  2261. {
  2262. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2263. status = HAL_ERROR;
  2264. }
  2265. break;
  2266. }
  2267. case SDMMC_SPEED_MODE_HIGH:
  2268. {
  2269. if ((hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED) ||
  2270. (hsd->SdCard.CardSpeed == CARD_HIGH_SPEED) ||
  2271. (hsd->SdCard.CardType == CARD_SDHC_SDXC))
  2272. {
  2273. /* Enable High Speed */
  2274. if (SD_HighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2275. {
  2276. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2277. status = HAL_ERROR;
  2278. }
  2279. }
  2280. else
  2281. {
  2282. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2283. status = HAL_ERROR;
  2284. }
  2285. break;
  2286. }
  2287. case SDMMC_SPEED_MODE_DEFAULT:
  2288. break;
  2289. default:
  2290. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  2291. status = HAL_ERROR;
  2292. break;
  2293. }
  2294. }
  2295. else
  2296. {
  2297. switch (SpeedMode)
  2298. {
  2299. case SDMMC_SPEED_MODE_AUTO:
  2300. {
  2301. if ((hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED) ||
  2302. (hsd->SdCard.CardSpeed == CARD_HIGH_SPEED) ||
  2303. (hsd->SdCard.CardType == CARD_SDHC_SDXC))
  2304. {
  2305. /* Enable High Speed */
  2306. if (SD_HighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2307. {
  2308. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2309. status = HAL_ERROR;
  2310. }
  2311. }
  2312. else
  2313. {
  2314. /*Nothing to do, Use defaultSpeed */
  2315. }
  2316. break;
  2317. }
  2318. case SDMMC_SPEED_MODE_HIGH:
  2319. {
  2320. if ((hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED) ||
  2321. (hsd->SdCard.CardSpeed == CARD_HIGH_SPEED) ||
  2322. (hsd->SdCard.CardType == CARD_SDHC_SDXC))
  2323. {
  2324. /* Enable High Speed */
  2325. if (SD_HighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2326. {
  2327. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2328. status = HAL_ERROR;
  2329. }
  2330. }
  2331. else
  2332. {
  2333. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2334. status = HAL_ERROR;
  2335. }
  2336. break;
  2337. }
  2338. case SDMMC_SPEED_MODE_DEFAULT:
  2339. break;
  2340. case SDMMC_SPEED_MODE_ULTRA: /*not valid without transceiver*/
  2341. default:
  2342. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  2343. status = HAL_ERROR;
  2344. break;
  2345. }
  2346. }
  2347. #else
  2348. switch (SpeedMode)
  2349. {
  2350. case SDMMC_SPEED_MODE_AUTO:
  2351. {
  2352. if ((hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED) ||
  2353. (hsd->SdCard.CardSpeed == CARD_HIGH_SPEED) ||
  2354. (hsd->SdCard.CardType == CARD_SDHC_SDXC))
  2355. {
  2356. /* Enable High Speed */
  2357. if (SD_HighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2358. {
  2359. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2360. status = HAL_ERROR;
  2361. }
  2362. }
  2363. else
  2364. {
  2365. /*Nothing to do, Use defaultSpeed */
  2366. }
  2367. break;
  2368. }
  2369. case SDMMC_SPEED_MODE_HIGH:
  2370. {
  2371. if ((hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED) ||
  2372. (hsd->SdCard.CardSpeed == CARD_HIGH_SPEED) ||
  2373. (hsd->SdCard.CardType == CARD_SDHC_SDXC))
  2374. {
  2375. /* Enable High Speed */
  2376. if (SD_HighSpeed(hsd) != HAL_SD_ERROR_NONE)
  2377. {
  2378. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2379. status = HAL_ERROR;
  2380. }
  2381. }
  2382. else
  2383. {
  2384. hsd->ErrorCode |= HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2385. status = HAL_ERROR;
  2386. }
  2387. break;
  2388. }
  2389. case SDMMC_SPEED_MODE_DEFAULT:
  2390. break;
  2391. case SDMMC_SPEED_MODE_ULTRA: /*not valid without transceiver*/
  2392. default:
  2393. hsd->ErrorCode |= HAL_SD_ERROR_PARAM;
  2394. status = HAL_ERROR;
  2395. break;
  2396. }
  2397. #endif /* USE_SD_TRANSCEIVER */
  2398. /* Verify that SD card is ready to use after Speed mode switch*/
  2399. tickstart = HAL_GetTick();
  2400. while ((HAL_SD_GetCardState(hsd) != HAL_SD_CARD_TRANSFER))
  2401. {
  2402. if ((HAL_GetTick() - tickstart) >= SDMMC_DATATIMEOUT)
  2403. {
  2404. hsd->ErrorCode = HAL_SD_ERROR_TIMEOUT;
  2405. hsd->State = HAL_SD_STATE_READY;
  2406. return HAL_TIMEOUT;
  2407. }
  2408. }
  2409. /* Change State */
  2410. hsd->State = HAL_SD_STATE_READY;
  2411. return status;
  2412. }
  2413. /**
  2414. * @brief Gets the current sd card data state.
  2415. * @param hsd: pointer to SD handle
  2416. * @retval Card state
  2417. */
  2418. HAL_SD_CardStateTypeDef HAL_SD_GetCardState(SD_HandleTypeDef *hsd)
  2419. {
  2420. uint32_t cardstate;
  2421. uint32_t errorstate;
  2422. uint32_t resp1 = 0;
  2423. errorstate = SD_SendStatus(hsd, &resp1);
  2424. if(errorstate != HAL_SD_ERROR_NONE)
  2425. {
  2426. hsd->ErrorCode |= errorstate;
  2427. }
  2428. cardstate = ((resp1 >> 9U) & 0x0FU);
  2429. return (HAL_SD_CardStateTypeDef)cardstate;
  2430. }
  2431. /**
  2432. * @brief Abort the current transfer and disable the SD.
  2433. * @param hsd: pointer to a SD_HandleTypeDef structure that contains
  2434. * the configuration information for SD module.
  2435. * @retval HAL status
  2436. */
  2437. HAL_StatusTypeDef HAL_SD_Abort(SD_HandleTypeDef *hsd)
  2438. {
  2439. HAL_SD_CardStateTypeDef CardState;
  2440. /* DIsable All interrupts */
  2441. __HAL_SD_DISABLE_IT(hsd, SDMMC_IT_DATAEND | SDMMC_IT_DCRCFAIL | SDMMC_IT_DTIMEOUT|\
  2442. SDMMC_IT_TXUNDERR| SDMMC_IT_RXOVERR);
  2443. /* Clear All flags */
  2444. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  2445. /* If IDMA Context, disable Internal DMA */
  2446. hsd->Instance->IDMACTRL = SDMMC_DISABLE_IDMA;
  2447. hsd->State = HAL_SD_STATE_READY;
  2448. /* Initialize the SD operation */
  2449. hsd->Context = SD_CONTEXT_NONE;
  2450. CardState = HAL_SD_GetCardState(hsd);
  2451. if((CardState == HAL_SD_CARD_RECEIVING) || (CardState == HAL_SD_CARD_SENDING))
  2452. {
  2453. hsd->ErrorCode = SDMMC_CmdStopTransfer(hsd->Instance);
  2454. }
  2455. if(hsd->ErrorCode != HAL_SD_ERROR_NONE)
  2456. {
  2457. return HAL_ERROR;
  2458. }
  2459. return HAL_OK;
  2460. }
  2461. /**
  2462. * @brief Abort the current transfer and disable the SD (IT mode).
  2463. * @param hsd: pointer to a SD_HandleTypeDef structure that contains
  2464. * the configuration information for SD module.
  2465. * @retval HAL status
  2466. */
  2467. HAL_StatusTypeDef HAL_SD_Abort_IT(SD_HandleTypeDef *hsd)
  2468. {
  2469. HAL_SD_CardStateTypeDef CardState;
  2470. /* Disable All interrupts */
  2471. __HAL_SD_DISABLE_IT(hsd, SDMMC_IT_DATAEND | SDMMC_IT_DCRCFAIL | SDMMC_IT_DTIMEOUT|\
  2472. SDMMC_IT_TXUNDERR| SDMMC_IT_RXOVERR);
  2473. /* If IDMA Context, disable Internal DMA */
  2474. hsd->Instance->IDMACTRL = SDMMC_DISABLE_IDMA;
  2475. /* Clear All flags */
  2476. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  2477. CardState = HAL_SD_GetCardState(hsd);
  2478. hsd->State = HAL_SD_STATE_READY;
  2479. if((CardState == HAL_SD_CARD_RECEIVING) || (CardState == HAL_SD_CARD_SENDING))
  2480. {
  2481. hsd->ErrorCode = SDMMC_CmdStopTransfer(hsd->Instance);
  2482. }
  2483. if(hsd->ErrorCode != HAL_SD_ERROR_NONE)
  2484. {
  2485. return HAL_ERROR;
  2486. }
  2487. else
  2488. {
  2489. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  2490. hsd->AbortCpltCallback(hsd);
  2491. #else
  2492. HAL_SD_AbortCallback(hsd);
  2493. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  2494. }
  2495. return HAL_OK;
  2496. }
  2497. /**
  2498. * @}
  2499. */
  2500. /**
  2501. * @}
  2502. */
  2503. /* Private function ----------------------------------------------------------*/
  2504. /** @addtogroup SD_Private_Functions
  2505. * @{
  2506. */
  2507. /**
  2508. * @brief Initializes the sd card.
  2509. * @param hsd: Pointer to SD handle
  2510. * @retval SD Card error state
  2511. */
  2512. static uint32_t SD_InitCard(SD_HandleTypeDef *hsd)
  2513. {
  2514. HAL_SD_CardCSDTypeDef CSD;
  2515. uint32_t errorstate;
  2516. uint16_t sd_rca = 1U;
  2517. /* Check the power State */
  2518. if(SDMMC_GetPowerState(hsd->Instance) == 0U)
  2519. {
  2520. /* Power off */
  2521. return HAL_SD_ERROR_REQUEST_NOT_APPLICABLE;
  2522. }
  2523. if(hsd->SdCard.CardType != CARD_SECURED)
  2524. {
  2525. /* Send CMD2 ALL_SEND_CID */
  2526. errorstate = SDMMC_CmdSendCID(hsd->Instance);
  2527. if(errorstate != HAL_SD_ERROR_NONE)
  2528. {
  2529. return errorstate;
  2530. }
  2531. else
  2532. {
  2533. /* Get Card identification number data */
  2534. hsd->CID[0U] = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP1);
  2535. hsd->CID[1U] = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP2);
  2536. hsd->CID[2U] = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP3);
  2537. hsd->CID[3U] = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP4);
  2538. }
  2539. }
  2540. if(hsd->SdCard.CardType != CARD_SECURED)
  2541. {
  2542. /* Send CMD3 SET_REL_ADDR with argument 0 */
  2543. /* SD Card publishes its RCA. */
  2544. errorstate = SDMMC_CmdSetRelAdd(hsd->Instance, &sd_rca);
  2545. if(errorstate != HAL_SD_ERROR_NONE)
  2546. {
  2547. return errorstate;
  2548. }
  2549. }
  2550. if(hsd->SdCard.CardType != CARD_SECURED)
  2551. {
  2552. /* Get the SD card RCA */
  2553. hsd->SdCard.RelCardAdd = sd_rca;
  2554. /* Send CMD9 SEND_CSD with argument as card's RCA */
  2555. errorstate = SDMMC_CmdSendCSD(hsd->Instance, (uint32_t)(hsd->SdCard.RelCardAdd << 16U));
  2556. if(errorstate != HAL_SD_ERROR_NONE)
  2557. {
  2558. return errorstate;
  2559. }
  2560. else
  2561. {
  2562. /* Get Card Specific Data */
  2563. hsd->CSD[0U] = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP1);
  2564. hsd->CSD[1U] = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP2);
  2565. hsd->CSD[2U] = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP3);
  2566. hsd->CSD[3U] = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP4);
  2567. }
  2568. }
  2569. /* Get the Card Class */
  2570. hsd->SdCard.Class = (SDMMC_GetResponse(hsd->Instance, SDMMC_RESP2) >> 20U);
  2571. /* Get CSD parameters */
  2572. if (HAL_SD_GetCardCSD(hsd, &CSD) != HAL_OK)
  2573. {
  2574. return HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2575. }
  2576. /* Select the Card */
  2577. errorstate = SDMMC_CmdSelDesel(hsd->Instance, (uint32_t)(((uint32_t)hsd->SdCard.RelCardAdd) << 16U));
  2578. if(errorstate != HAL_SD_ERROR_NONE)
  2579. {
  2580. return errorstate;
  2581. }
  2582. /* All cards are initialized */
  2583. return HAL_SD_ERROR_NONE;
  2584. }
  2585. /**
  2586. * @brief Enquires cards about their operating voltage and configures clock
  2587. * controls and stores SD information that will be needed in future
  2588. * in the SD handle.
  2589. * @param hsd: Pointer to SD handle
  2590. * @retval error state
  2591. */
  2592. static uint32_t SD_PowerON(SD_HandleTypeDef *hsd)
  2593. {
  2594. __IO uint32_t count = 0U;
  2595. uint32_t response = 0U, validvoltage = 0U;
  2596. uint32_t errorstate;
  2597. #if (USE_SD_TRANSCEIVER != 0U)
  2598. uint32_t tickstart = HAL_GetTick();
  2599. #endif /* USE_SD_TRANSCEIVER */
  2600. /* CMD0: GO_IDLE_STATE */
  2601. errorstate = SDMMC_CmdGoIdleState(hsd->Instance);
  2602. if(errorstate != HAL_SD_ERROR_NONE)
  2603. {
  2604. return errorstate;
  2605. }
  2606. /* CMD8: SEND_IF_COND: Command available only on V2.0 cards */
  2607. errorstate = SDMMC_CmdOperCond(hsd->Instance);
  2608. if(errorstate != HAL_SD_ERROR_NONE)
  2609. {
  2610. hsd->SdCard.CardVersion = CARD_V1_X;
  2611. /* CMD0: GO_IDLE_STATE */
  2612. errorstate = SDMMC_CmdGoIdleState(hsd->Instance);
  2613. if(errorstate != HAL_SD_ERROR_NONE)
  2614. {
  2615. return errorstate;
  2616. }
  2617. }
  2618. else
  2619. {
  2620. hsd->SdCard.CardVersion = CARD_V2_X;
  2621. }
  2622. if( hsd->SdCard.CardVersion == CARD_V2_X)
  2623. {
  2624. /* SEND CMD55 APP_CMD with RCA as 0 */
  2625. errorstate = SDMMC_CmdAppCommand(hsd->Instance, 0);
  2626. if(errorstate != HAL_SD_ERROR_NONE)
  2627. {
  2628. return HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2629. }
  2630. }
  2631. /* SD CARD */
  2632. /* Send ACMD41 SD_APP_OP_COND with Argument 0x80100000 */
  2633. while((count < SDMMC_MAX_VOLT_TRIAL) && (validvoltage == 0U))
  2634. {
  2635. /* SEND CMD55 APP_CMD with RCA as 0 */
  2636. errorstate = SDMMC_CmdAppCommand(hsd->Instance, 0);
  2637. if(errorstate != HAL_SD_ERROR_NONE)
  2638. {
  2639. return errorstate;
  2640. }
  2641. /* Send CMD41 */
  2642. errorstate = SDMMC_CmdAppOperCommand(hsd->Instance, SDMMC_VOLTAGE_WINDOW_SD | SDMMC_HIGH_CAPACITY | SD_SWITCH_1_8V_CAPACITY);
  2643. if(errorstate != HAL_SD_ERROR_NONE)
  2644. {
  2645. return HAL_SD_ERROR_UNSUPPORTED_FEATURE;
  2646. }
  2647. /* Get command response */
  2648. response = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP1);
  2649. /* Get operating voltage*/
  2650. validvoltage = (((response >> 31U) == 1U) ? 1U : 0U);
  2651. count++;
  2652. }
  2653. if(count >= SDMMC_MAX_VOLT_TRIAL)
  2654. {
  2655. return HAL_SD_ERROR_INVALID_VOLTRANGE;
  2656. }
  2657. if((response & SDMMC_HIGH_CAPACITY) == SDMMC_HIGH_CAPACITY) /* (response &= SD_HIGH_CAPACITY) */
  2658. {
  2659. hsd->SdCard.CardType = CARD_SDHC_SDXC;
  2660. #if (USE_SD_TRANSCEIVER != 0U)
  2661. if (hsd->Init.TranceiverPresent == SDMMC_TRANSCEIVER_PRESENT)
  2662. {
  2663. if((response & SD_SWITCH_1_8V_CAPACITY) == SD_SWITCH_1_8V_CAPACITY)
  2664. {
  2665. hsd->SdCard.CardSpeed = CARD_ULTRA_HIGH_SPEED;
  2666. /* Start switching procedue */
  2667. hsd->Instance->POWER |= SDMMC_POWER_VSWITCHEN;
  2668. /* Send CMD11 to switch 1.8V mode */
  2669. errorstate = SDMMC_CmdVoltageSwitch(hsd->Instance);
  2670. if(errorstate != HAL_SD_ERROR_NONE)
  2671. {
  2672. return errorstate;
  2673. }
  2674. /* Check to CKSTOP */
  2675. while(( hsd->Instance->STA & SDMMC_FLAG_CKSTOP) != SDMMC_FLAG_CKSTOP)
  2676. {
  2677. if((HAL_GetTick() - tickstart) >= SDMMC_DATATIMEOUT)
  2678. {
  2679. return HAL_SD_ERROR_TIMEOUT;
  2680. }
  2681. }
  2682. /* Clear CKSTOP Flag */
  2683. hsd->Instance->ICR = SDMMC_FLAG_CKSTOP;
  2684. /* Check to BusyD0 */
  2685. if(( hsd->Instance->STA & SDMMC_FLAG_BUSYD0) != SDMMC_FLAG_BUSYD0)
  2686. {
  2687. /* Error when activate Voltage Switch in SDMMC Peripheral */
  2688. return SDMMC_ERROR_UNSUPPORTED_FEATURE;
  2689. }
  2690. else
  2691. {
  2692. /* Enable Transceiver Switch PIN */
  2693. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  2694. hsd->DriveTransceiver_1_8V_Callback(SET);
  2695. #else
  2696. HAL_SD_DriveTransceiver_1_8V_Callback(SET);
  2697. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  2698. /* Switch ready */
  2699. hsd->Instance->POWER |= SDMMC_POWER_VSWITCH;
  2700. /* Check VSWEND Flag */
  2701. while(( hsd->Instance->STA & SDMMC_FLAG_VSWEND) != SDMMC_FLAG_VSWEND)
  2702. {
  2703. if((HAL_GetTick() - tickstart) >= SDMMC_DATATIMEOUT)
  2704. {
  2705. return HAL_SD_ERROR_TIMEOUT;
  2706. }
  2707. }
  2708. /* Clear VSWEND Flag */
  2709. hsd->Instance->ICR = SDMMC_FLAG_VSWEND;
  2710. /* Check BusyD0 status */
  2711. if(( hsd->Instance->STA & SDMMC_FLAG_BUSYD0) == SDMMC_FLAG_BUSYD0)
  2712. {
  2713. /* Error when enabling 1.8V mode */
  2714. return HAL_SD_ERROR_INVALID_VOLTRANGE;
  2715. }
  2716. /* Switch to 1.8V OK */
  2717. /* Disable VSWITCH FLAG from SDMMC Peripheral */
  2718. hsd->Instance->POWER = 0x13U;
  2719. /* Clean Status flags */
  2720. hsd->Instance->ICR = 0xFFFFFFFFU;
  2721. }
  2722. }
  2723. }
  2724. #endif /* USE_SD_TRANSCEIVER */
  2725. }
  2726. return HAL_SD_ERROR_NONE;
  2727. }
  2728. /**
  2729. * @brief Turns the SDMMC output signals off.
  2730. * @param hsd: Pointer to SD handle
  2731. * @retval None
  2732. */
  2733. static void SD_PowerOFF(SD_HandleTypeDef *hsd)
  2734. {
  2735. /* Set Power State to OFF */
  2736. (void)SDMMC_PowerState_OFF(hsd->Instance);
  2737. }
  2738. /**
  2739. * @brief Send Status info command.
  2740. * @param hsd: pointer to SD handle
  2741. * @param pSDstatus: Pointer to the buffer that will contain the SD card status
  2742. * SD Status register)
  2743. * @retval error state
  2744. */
  2745. static uint32_t SD_SendSDStatus(SD_HandleTypeDef *hsd, uint32_t *pSDstatus)
  2746. {
  2747. SDMMC_DataInitTypeDef config;
  2748. uint32_t errorstate;
  2749. uint32_t tickstart = HAL_GetTick();
  2750. uint32_t count;
  2751. uint32_t *pData = pSDstatus;
  2752. /* Check SD response */
  2753. if((SDMMC_GetResponse(hsd->Instance, SDMMC_RESP1) & SDMMC_CARD_LOCKED) == SDMMC_CARD_LOCKED)
  2754. {
  2755. return HAL_SD_ERROR_LOCK_UNLOCK_FAILED;
  2756. }
  2757. /* Set block size for card if it is not equal to current block size for card */
  2758. errorstate = SDMMC_CmdBlockLength(hsd->Instance, 64U);
  2759. if(errorstate != HAL_SD_ERROR_NONE)
  2760. {
  2761. hsd->ErrorCode |= HAL_SD_ERROR_NONE;
  2762. return errorstate;
  2763. }
  2764. /* Send CMD55 */
  2765. errorstate = SDMMC_CmdAppCommand(hsd->Instance, (uint32_t)(hsd->SdCard.RelCardAdd << 16U));
  2766. if(errorstate != HAL_SD_ERROR_NONE)
  2767. {
  2768. hsd->ErrorCode |= HAL_SD_ERROR_NONE;
  2769. return errorstate;
  2770. }
  2771. /* Configure the SD DPSM (Data Path State Machine) */
  2772. config.DataTimeOut = SDMMC_DATATIMEOUT;
  2773. config.DataLength = 64U;
  2774. config.DataBlockSize = SDMMC_DATABLOCK_SIZE_64B;
  2775. config.TransferDir = SDMMC_TRANSFER_DIR_TO_SDMMC;
  2776. config.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  2777. config.DPSM = SDMMC_DPSM_ENABLE;
  2778. (void)SDMMC_ConfigData(hsd->Instance, &config);
  2779. /* Send ACMD13 (SD_APP_STAUS) with argument as card's RCA */
  2780. errorstate = SDMMC_CmdStatusRegister(hsd->Instance);
  2781. if(errorstate != HAL_SD_ERROR_NONE)
  2782. {
  2783. hsd->ErrorCode |= HAL_SD_ERROR_NONE;
  2784. return errorstate;
  2785. }
  2786. /* Get status data */
  2787. while(!__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR | SDMMC_FLAG_DCRCFAIL | SDMMC_FLAG_DTIMEOUT | SDMMC_FLAG_DATAEND))
  2788. {
  2789. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXFIFOHF))
  2790. {
  2791. for(count = 0U; count < 8U; count++)
  2792. {
  2793. *pData = SDMMC_ReadFIFO(hsd->Instance);
  2794. pData++;
  2795. }
  2796. }
  2797. if((HAL_GetTick() - tickstart) >= SDMMC_DATATIMEOUT)
  2798. {
  2799. return HAL_SD_ERROR_TIMEOUT;
  2800. }
  2801. }
  2802. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DTIMEOUT))
  2803. {
  2804. return HAL_SD_ERROR_DATA_TIMEOUT;
  2805. }
  2806. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DCRCFAIL))
  2807. {
  2808. return HAL_SD_ERROR_DATA_CRC_FAIL;
  2809. }
  2810. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR))
  2811. {
  2812. return HAL_SD_ERROR_RX_OVERRUN;
  2813. }
  2814. else
  2815. {
  2816. /* Nothing to do */
  2817. }
  2818. while ((__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DPSMACT)))
  2819. {
  2820. *pData = SDMMC_ReadFIFO(hsd->Instance);
  2821. pData++;
  2822. if((HAL_GetTick() - tickstart) >= SDMMC_DATATIMEOUT)
  2823. {
  2824. return HAL_SD_ERROR_TIMEOUT;
  2825. }
  2826. }
  2827. /* Clear all the static status flags*/
  2828. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  2829. return HAL_SD_ERROR_NONE;
  2830. }
  2831. /**
  2832. * @brief Returns the current card's status.
  2833. * @param hsd: Pointer to SD handle
  2834. * @param pCardStatus: pointer to the buffer that will contain the SD card
  2835. * status (Card Status register)
  2836. * @retval error state
  2837. */
  2838. static uint32_t SD_SendStatus(SD_HandleTypeDef *hsd, uint32_t *pCardStatus)
  2839. {
  2840. uint32_t errorstate;
  2841. if(pCardStatus == NULL)
  2842. {
  2843. return HAL_SD_ERROR_PARAM;
  2844. }
  2845. /* Send Status command */
  2846. errorstate = SDMMC_CmdSendStatus(hsd->Instance, (uint32_t)(hsd->SdCard.RelCardAdd << 16U));
  2847. if(errorstate != HAL_SD_ERROR_NONE)
  2848. {
  2849. return errorstate;
  2850. }
  2851. /* Get SD card status */
  2852. *pCardStatus = SDMMC_GetResponse(hsd->Instance, SDMMC_RESP1);
  2853. return HAL_SD_ERROR_NONE;
  2854. }
  2855. /**
  2856. * @brief Enables the SDMMC wide bus mode.
  2857. * @param hsd: pointer to SD handle
  2858. * @retval error state
  2859. */
  2860. static uint32_t SD_WideBus_Enable(SD_HandleTypeDef *hsd)
  2861. {
  2862. uint32_t scr[2U] = {0UL, 0UL};
  2863. uint32_t errorstate;
  2864. if((SDMMC_GetResponse(hsd->Instance, SDMMC_RESP1) & SDMMC_CARD_LOCKED) == SDMMC_CARD_LOCKED)
  2865. {
  2866. return HAL_SD_ERROR_LOCK_UNLOCK_FAILED;
  2867. }
  2868. /* Get SCR Register */
  2869. errorstate = SD_FindSCR(hsd, scr);
  2870. if(errorstate != HAL_SD_ERROR_NONE)
  2871. {
  2872. return errorstate;
  2873. }
  2874. /* If requested card supports wide bus operation */
  2875. if((scr[1U] & SDMMC_WIDE_BUS_SUPPORT) != SDMMC_ALLZERO)
  2876. {
  2877. /* Send CMD55 APP_CMD with argument as card's RCA.*/
  2878. errorstate = SDMMC_CmdAppCommand(hsd->Instance, (uint32_t)(hsd->SdCard.RelCardAdd << 16U));
  2879. if(errorstate != HAL_SD_ERROR_NONE)
  2880. {
  2881. return errorstate;
  2882. }
  2883. /* Send ACMD6 APP_CMD with argument as 2 for wide bus mode */
  2884. errorstate = SDMMC_CmdBusWidth(hsd->Instance, 2U);
  2885. if(errorstate != HAL_SD_ERROR_NONE)
  2886. {
  2887. return errorstate;
  2888. }
  2889. return HAL_SD_ERROR_NONE;
  2890. }
  2891. else
  2892. {
  2893. return HAL_SD_ERROR_REQUEST_NOT_APPLICABLE;
  2894. }
  2895. }
  2896. /**
  2897. * @brief Disables the SDMMC wide bus mode.
  2898. * @param hsd: Pointer to SD handle
  2899. * @retval error state
  2900. */
  2901. static uint32_t SD_WideBus_Disable(SD_HandleTypeDef *hsd)
  2902. {
  2903. uint32_t scr[2U] = {0UL, 0UL};
  2904. uint32_t errorstate;
  2905. if((SDMMC_GetResponse(hsd->Instance, SDMMC_RESP1) & SDMMC_CARD_LOCKED) == SDMMC_CARD_LOCKED)
  2906. {
  2907. return HAL_SD_ERROR_LOCK_UNLOCK_FAILED;
  2908. }
  2909. /* Get SCR Register */
  2910. errorstate = SD_FindSCR(hsd, scr);
  2911. if(errorstate != HAL_SD_ERROR_NONE)
  2912. {
  2913. return errorstate;
  2914. }
  2915. /* If requested card supports 1 bit mode operation */
  2916. if((scr[1U] & SDMMC_SINGLE_BUS_SUPPORT) != SDMMC_ALLZERO)
  2917. {
  2918. /* Send CMD55 APP_CMD with argument as card's RCA */
  2919. errorstate = SDMMC_CmdAppCommand(hsd->Instance, (uint32_t)(hsd->SdCard.RelCardAdd << 16U));
  2920. if(errorstate != HAL_SD_ERROR_NONE)
  2921. {
  2922. return errorstate;
  2923. }
  2924. /* Send ACMD6 APP_CMD with argument as 0 for single bus mode */
  2925. errorstate = SDMMC_CmdBusWidth(hsd->Instance, 0U);
  2926. if(errorstate != HAL_SD_ERROR_NONE)
  2927. {
  2928. return errorstate;
  2929. }
  2930. return HAL_SD_ERROR_NONE;
  2931. }
  2932. else
  2933. {
  2934. return HAL_SD_ERROR_REQUEST_NOT_APPLICABLE;
  2935. }
  2936. }
  2937. /**
  2938. * @brief Finds the SD card SCR register value.
  2939. * @param hsd: Pointer to SD handle
  2940. * @param pSCR: pointer to the buffer that will contain the SCR value
  2941. * @retval error state
  2942. */
  2943. static uint32_t SD_FindSCR(SD_HandleTypeDef *hsd, uint32_t *pSCR)
  2944. {
  2945. SDMMC_DataInitTypeDef config;
  2946. uint32_t errorstate;
  2947. uint32_t tickstart = HAL_GetTick();
  2948. uint32_t index = 0U;
  2949. uint32_t tempscr[2U] = {0UL, 0UL};
  2950. uint32_t *scr = pSCR;
  2951. /* Set Block Size To 8 Bytes */
  2952. errorstate = SDMMC_CmdBlockLength(hsd->Instance, 8U);
  2953. if(errorstate != HAL_SD_ERROR_NONE)
  2954. {
  2955. return errorstate;
  2956. }
  2957. /* Send CMD55 APP_CMD with argument as card's RCA */
  2958. errorstate = SDMMC_CmdAppCommand(hsd->Instance, (uint32_t)((hsd->SdCard.RelCardAdd) << 16U));
  2959. if(errorstate != HAL_SD_ERROR_NONE)
  2960. {
  2961. return errorstate;
  2962. }
  2963. config.DataTimeOut = SDMMC_DATATIMEOUT;
  2964. config.DataLength = 8U;
  2965. config.DataBlockSize = SDMMC_DATABLOCK_SIZE_8B;
  2966. config.TransferDir = SDMMC_TRANSFER_DIR_TO_SDMMC;
  2967. config.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  2968. config.DPSM = SDMMC_DPSM_ENABLE;
  2969. (void)SDMMC_ConfigData(hsd->Instance, &config);
  2970. /* Send ACMD51 SD_APP_SEND_SCR with argument as 0 */
  2971. errorstate = SDMMC_CmdSendSCR(hsd->Instance);
  2972. if(errorstate != HAL_SD_ERROR_NONE)
  2973. {
  2974. return errorstate;
  2975. }
  2976. while(!__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR | SDMMC_FLAG_DCRCFAIL | SDMMC_FLAG_DTIMEOUT | SDMMC_FLAG_DBCKEND | SDMMC_FLAG_DATAEND))
  2977. {
  2978. if((!__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXFIFOE)) && (index == 0U))
  2979. {
  2980. tempscr[0] = SDMMC_ReadFIFO(hsd->Instance);
  2981. tempscr[1] = SDMMC_ReadFIFO(hsd->Instance);
  2982. index++;
  2983. }
  2984. if((HAL_GetTick() - tickstart) >= SDMMC_DATATIMEOUT)
  2985. {
  2986. return HAL_SD_ERROR_TIMEOUT;
  2987. }
  2988. }
  2989. if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DTIMEOUT))
  2990. {
  2991. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DTIMEOUT);
  2992. return HAL_SD_ERROR_DATA_TIMEOUT;
  2993. }
  2994. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DCRCFAIL))
  2995. {
  2996. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DCRCFAIL);
  2997. return HAL_SD_ERROR_DATA_CRC_FAIL;
  2998. }
  2999. else if(__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR))
  3000. {
  3001. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_RXOVERR);
  3002. return HAL_SD_ERROR_RX_OVERRUN;
  3003. }
  3004. else
  3005. {
  3006. /* No error flag set */
  3007. /* Clear all the static flags */
  3008. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  3009. *scr = (((tempscr[1] & SDMMC_0TO7BITS) << 24) | ((tempscr[1] & SDMMC_8TO15BITS) << 8) |\
  3010. ((tempscr[1] & SDMMC_16TO23BITS) >> 8) | ((tempscr[1] & SDMMC_24TO31BITS) >> 24));
  3011. scr++;
  3012. *scr = (((tempscr[0] & SDMMC_0TO7BITS) << 24) | ((tempscr[0] & SDMMC_8TO15BITS) << 8) |\
  3013. ((tempscr[0] & SDMMC_16TO23BITS) >> 8) | ((tempscr[0] & SDMMC_24TO31BITS) >> 24));
  3014. }
  3015. return HAL_SD_ERROR_NONE;
  3016. }
  3017. /**
  3018. * @brief Wrap up reading in non-blocking mode.
  3019. * @param hsd: pointer to a SD_HandleTypeDef structure that contains
  3020. * the configuration information.
  3021. * @retval None
  3022. */
  3023. static void SD_Read_IT(SD_HandleTypeDef *hsd)
  3024. {
  3025. uint32_t count, data;
  3026. uint8_t* tmp;
  3027. tmp = hsd->pRxBuffPtr;
  3028. if (hsd->RxXferSize >= 32U)
  3029. {
  3030. /* Read data from SDMMC Rx FIFO */
  3031. for(count = 0U; count < 8U; count++)
  3032. {
  3033. data = SDMMC_ReadFIFO(hsd->Instance);
  3034. *tmp = (uint8_t)(data & 0xFFU);
  3035. tmp++;
  3036. *tmp = (uint8_t)((data >> 8U) & 0xFFU);
  3037. tmp++;
  3038. *tmp = (uint8_t)((data >> 16U) & 0xFFU);
  3039. tmp++;
  3040. *tmp = (uint8_t)((data >> 24U) & 0xFFU);
  3041. tmp++;
  3042. }
  3043. hsd->pRxBuffPtr = tmp;
  3044. hsd->RxXferSize -= 32U;
  3045. }
  3046. }
  3047. /**
  3048. * @brief Wrap up writing in non-blocking mode.
  3049. * @param hsd: pointer to a SD_HandleTypeDef structure that contains
  3050. * the configuration information.
  3051. * @retval None
  3052. */
  3053. static void SD_Write_IT(SD_HandleTypeDef *hsd)
  3054. {
  3055. uint32_t count, data;
  3056. uint8_t* tmp;
  3057. tmp = hsd->pTxBuffPtr;
  3058. if (hsd->TxXferSize >= 32U)
  3059. {
  3060. /* Write data to SDMMC Tx FIFO */
  3061. for(count = 0U; count < 8U; count++)
  3062. {
  3063. data = (uint32_t)(*tmp);
  3064. tmp++;
  3065. data |= ((uint32_t)(*tmp) << 8U);
  3066. tmp++;
  3067. data |= ((uint32_t)(*tmp) << 16U);
  3068. tmp++;
  3069. data |= ((uint32_t)(*tmp) << 24U);
  3070. tmp++;
  3071. (void)SDMMC_WriteFIFO(hsd->Instance, &data);
  3072. }
  3073. hsd->pTxBuffPtr = tmp;
  3074. hsd->TxXferSize -= 32U;
  3075. }
  3076. }
  3077. /**
  3078. * @brief Switches the SD card to High Speed mode.
  3079. * This API must be used after "Transfer State"
  3080. * @note This operation should be followed by the configuration
  3081. * of PLL to have SDMMCCK clock between 50 and 120 MHz
  3082. * @param hsd: SD handle
  3083. * @retval SD Card error state
  3084. */
  3085. uint32_t SD_HighSpeed(SD_HandleTypeDef *hsd)
  3086. {
  3087. uint32_t errorstate = HAL_SD_ERROR_NONE;
  3088. SDMMC_DataInitTypeDef sdmmc_datainitstructure;
  3089. uint32_t SD_hs[16] = {0};
  3090. uint32_t count, loop = 0 ;
  3091. uint32_t Timeout = HAL_GetTick();
  3092. if(hsd->SdCard.CardSpeed == CARD_NORMAL_SPEED)
  3093. {
  3094. /* Standard Speed Card <= 12.5Mhz */
  3095. return HAL_SD_ERROR_REQUEST_NOT_APPLICABLE;
  3096. }
  3097. if(hsd->SdCard.CardSpeed == CARD_HIGH_SPEED)
  3098. {
  3099. /* Initialize the Data control register */
  3100. hsd->Instance->DCTRL = 0;
  3101. errorstate = SDMMC_CmdBlockLength(hsd->Instance, 64);
  3102. if (errorstate != HAL_SD_ERROR_NONE)
  3103. {
  3104. return errorstate;
  3105. }
  3106. /* Configure the SD DPSM (Data Path State Machine) */
  3107. sdmmc_datainitstructure.DataTimeOut = SDMMC_DATATIMEOUT;
  3108. sdmmc_datainitstructure.DataLength = 64;
  3109. sdmmc_datainitstructure.DataBlockSize = SDMMC_DATABLOCK_SIZE_64B ;
  3110. sdmmc_datainitstructure.TransferDir = SDMMC_TRANSFER_DIR_TO_SDMMC;
  3111. sdmmc_datainitstructure.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  3112. sdmmc_datainitstructure.DPSM = SDMMC_DPSM_ENABLE;
  3113. if ( SDMMC_ConfigData(hsd->Instance, &sdmmc_datainitstructure) != HAL_OK)
  3114. {
  3115. return (HAL_SD_ERROR_GENERAL_UNKNOWN_ERR);
  3116. }
  3117. errorstate = SDMMC_CmdSwitch(hsd->Instance,SDMMC_SDR25_SWITCH_PATTERN);
  3118. if(errorstate != HAL_SD_ERROR_NONE)
  3119. {
  3120. return errorstate;
  3121. }
  3122. while(!__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR | SDMMC_FLAG_DCRCFAIL | SDMMC_FLAG_DTIMEOUT | SDMMC_FLAG_DBCKEND| SDMMC_FLAG_DATAEND ))
  3123. {
  3124. if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXFIFOHF))
  3125. {
  3126. for (count = 0U; count < 8U; count++)
  3127. {
  3128. SD_hs[(8U*loop)+count] = SDMMC_ReadFIFO(hsd->Instance);
  3129. }
  3130. loop ++;
  3131. }
  3132. if((HAL_GetTick()-Timeout) >= SDMMC_DATATIMEOUT)
  3133. {
  3134. hsd->ErrorCode = HAL_SD_ERROR_TIMEOUT;
  3135. hsd->State= HAL_SD_STATE_READY;
  3136. return HAL_SD_ERROR_TIMEOUT;
  3137. }
  3138. }
  3139. if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DTIMEOUT))
  3140. {
  3141. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DTIMEOUT);
  3142. return errorstate;
  3143. }
  3144. else if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DCRCFAIL))
  3145. {
  3146. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DCRCFAIL);
  3147. errorstate = SDMMC_ERROR_DATA_CRC_FAIL;
  3148. return errorstate;
  3149. }
  3150. else if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR))
  3151. {
  3152. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_RXOVERR);
  3153. errorstate = SDMMC_ERROR_RX_OVERRUN;
  3154. return errorstate;
  3155. }
  3156. else
  3157. {
  3158. /* No error flag set */
  3159. }
  3160. /* Clear all the static flags */
  3161. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  3162. /* Test if the switch mode HS is ok */
  3163. if ((((uint8_t*)SD_hs)[13] & 2U) != 2U)
  3164. {
  3165. errorstate = SDMMC_ERROR_UNSUPPORTED_FEATURE;
  3166. }
  3167. }
  3168. return errorstate;
  3169. }
  3170. #if (USE_SD_TRANSCEIVER != 0U)
  3171. /**
  3172. * @brief Switches the SD card to Ultra High Speed mode.
  3173. * This API must be used after "Transfer State"
  3174. * @note This operation should be followed by the configuration
  3175. * of PLL to have SDMMCCK clock between 50 and 120 MHz
  3176. * @param hsd: SD handle
  3177. * @retval SD Card error state
  3178. */
  3179. static uint32_t SD_UltraHighSpeed(SD_HandleTypeDef *hsd)
  3180. {
  3181. uint32_t errorstate = HAL_SD_ERROR_NONE;
  3182. SDMMC_DataInitTypeDef sdmmc_datainitstructure;
  3183. uint32_t SD_hs[16] = {0};
  3184. uint32_t count, loop = 0 ;
  3185. uint32_t Timeout = HAL_GetTick();
  3186. if(hsd->SdCard.CardSpeed == CARD_NORMAL_SPEED)
  3187. {
  3188. /* Standard Speed Card <= 12.5Mhz */
  3189. return HAL_SD_ERROR_REQUEST_NOT_APPLICABLE;
  3190. }
  3191. if(hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED)
  3192. {
  3193. /* Initialize the Data control register */
  3194. hsd->Instance->DCTRL = 0;
  3195. errorstate = SDMMC_CmdBlockLength(hsd->Instance, 64);
  3196. if (errorstate != HAL_SD_ERROR_NONE)
  3197. {
  3198. return errorstate;
  3199. }
  3200. /* Configure the SD DPSM (Data Path State Machine) */
  3201. sdmmc_datainitstructure.DataTimeOut = SDMMC_DATATIMEOUT;
  3202. sdmmc_datainitstructure.DataLength = 64;
  3203. sdmmc_datainitstructure.DataBlockSize = SDMMC_DATABLOCK_SIZE_64B ;
  3204. sdmmc_datainitstructure.TransferDir = SDMMC_TRANSFER_DIR_TO_SDMMC;
  3205. sdmmc_datainitstructure.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  3206. sdmmc_datainitstructure.DPSM = SDMMC_DPSM_ENABLE;
  3207. if ( SDMMC_ConfigData(hsd->Instance, &sdmmc_datainitstructure) != HAL_OK)
  3208. {
  3209. return (HAL_SD_ERROR_GENERAL_UNKNOWN_ERR);
  3210. }
  3211. errorstate = SDMMC_CmdSwitch(hsd->Instance, SDMMC_SDR104_SWITCH_PATTERN);
  3212. if(errorstate != HAL_SD_ERROR_NONE)
  3213. {
  3214. return errorstate;
  3215. }
  3216. while(!__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR | SDMMC_FLAG_DCRCFAIL | SDMMC_FLAG_DTIMEOUT | SDMMC_FLAG_DBCKEND| SDMMC_FLAG_DATAEND ))
  3217. {
  3218. if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXFIFOHF))
  3219. {
  3220. for (count = 0U; count < 8U; count++)
  3221. {
  3222. SD_hs[(8U*loop)+count] = SDMMC_ReadFIFO(hsd->Instance);
  3223. }
  3224. loop ++;
  3225. }
  3226. if((HAL_GetTick()-Timeout) >= SDMMC_DATATIMEOUT)
  3227. {
  3228. hsd->ErrorCode = HAL_SD_ERROR_TIMEOUT;
  3229. hsd->State= HAL_SD_STATE_READY;
  3230. return HAL_SD_ERROR_TIMEOUT;
  3231. }
  3232. }
  3233. if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DTIMEOUT))
  3234. {
  3235. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DTIMEOUT);
  3236. return errorstate;
  3237. }
  3238. else if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DCRCFAIL))
  3239. {
  3240. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DCRCFAIL);
  3241. errorstate = SDMMC_ERROR_DATA_CRC_FAIL;
  3242. return errorstate;
  3243. }
  3244. else if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR))
  3245. {
  3246. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_RXOVERR);
  3247. errorstate = SDMMC_ERROR_RX_OVERRUN;
  3248. return errorstate;
  3249. }
  3250. else
  3251. {
  3252. /* No error flag set */
  3253. }
  3254. /* Clear all the static flags */
  3255. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  3256. /* Test if the switch mode HS is ok */
  3257. if ((((uint8_t*)SD_hs)[13] & 2U) != 2U)
  3258. {
  3259. errorstate = SDMMC_ERROR_UNSUPPORTED_FEATURE;
  3260. }
  3261. else
  3262. {
  3263. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  3264. hsd->DriveTransceiver_1_8V_Callback(SET);
  3265. #else
  3266. HAL_SD_DriveTransceiver_1_8V_Callback(SET);
  3267. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  3268. #if defined (DLYB_SDMMC1) || defined (DLYB_SDMMC2)
  3269. /* Enable DelayBlock Peripheral */
  3270. /* SDMMC_FB_CLK tuned feedback clock selected as receive clock, for SDR104 */
  3271. MODIFY_REG(hsd->Instance->CLKCR, SDMMC_CLKCR_SELCLKRX,SDMMC_CLKCR_SELCLKRX_1);
  3272. if (DelayBlock_Enable(SD_GET_DLYB_INSTANCE(hsd->Instance)) != HAL_OK)
  3273. {
  3274. return (HAL_SD_ERROR_GENERAL_UNKNOWN_ERR);
  3275. }
  3276. #endif /* (DLYB_SDMMC1) || (DLYB_SDMMC2) */
  3277. }
  3278. }
  3279. return errorstate;
  3280. }
  3281. /**
  3282. * @brief Switches the SD card to Double Data Rate (DDR) mode.
  3283. * This API must be used after "Transfer State"
  3284. * @note This operation should be followed by the configuration
  3285. * of PLL to have SDMMCCK clock less than 50MHz
  3286. * @param hsd: SD handle
  3287. * @retval SD Card error state
  3288. */
  3289. static uint32_t SD_DDR_Mode(SD_HandleTypeDef *hsd)
  3290. {
  3291. uint32_t errorstate = HAL_SD_ERROR_NONE;
  3292. SDMMC_DataInitTypeDef sdmmc_datainitstructure;
  3293. uint32_t SD_hs[16] = {0};
  3294. uint32_t count, loop = 0 ;
  3295. uint32_t Timeout = HAL_GetTick();
  3296. if(hsd->SdCard.CardSpeed == CARD_NORMAL_SPEED)
  3297. {
  3298. /* Standard Speed Card <= 12.5Mhz */
  3299. return HAL_SD_ERROR_REQUEST_NOT_APPLICABLE;
  3300. }
  3301. if(hsd->SdCard.CardSpeed == CARD_ULTRA_HIGH_SPEED)
  3302. {
  3303. /* Initialize the Data control register */
  3304. hsd->Instance->DCTRL = 0;
  3305. errorstate = SDMMC_CmdBlockLength(hsd->Instance, 64);
  3306. if (errorstate != HAL_SD_ERROR_NONE)
  3307. {
  3308. return errorstate;
  3309. }
  3310. /* Configure the SD DPSM (Data Path State Machine) */
  3311. sdmmc_datainitstructure.DataTimeOut = SDMMC_DATATIMEOUT;
  3312. sdmmc_datainitstructure.DataLength = 64;
  3313. sdmmc_datainitstructure.DataBlockSize = SDMMC_DATABLOCK_SIZE_64B ;
  3314. sdmmc_datainitstructure.TransferDir = SDMMC_TRANSFER_DIR_TO_SDMMC;
  3315. sdmmc_datainitstructure.TransferMode = SDMMC_TRANSFER_MODE_BLOCK;
  3316. sdmmc_datainitstructure.DPSM = SDMMC_DPSM_ENABLE;
  3317. if ( SDMMC_ConfigData(hsd->Instance, &sdmmc_datainitstructure) != HAL_OK)
  3318. {
  3319. return (HAL_SD_ERROR_GENERAL_UNKNOWN_ERR);
  3320. }
  3321. errorstate = SDMMC_CmdSwitch(hsd->Instance, SDMMC_DDR50_SWITCH_PATTERN);
  3322. if(errorstate != HAL_SD_ERROR_NONE)
  3323. {
  3324. return errorstate;
  3325. }
  3326. while(!__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR | SDMMC_FLAG_DCRCFAIL | SDMMC_FLAG_DTIMEOUT | SDMMC_FLAG_DBCKEND| SDMMC_FLAG_DATAEND ))
  3327. {
  3328. if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXFIFOHF))
  3329. {
  3330. for (count = 0U; count < 8U; count++)
  3331. {
  3332. SD_hs[(8U*loop)+count] = SDMMC_ReadFIFO(hsd->Instance);
  3333. }
  3334. loop ++;
  3335. }
  3336. if((HAL_GetTick()-Timeout) >= SDMMC_DATATIMEOUT)
  3337. {
  3338. hsd->ErrorCode = HAL_SD_ERROR_TIMEOUT;
  3339. hsd->State= HAL_SD_STATE_READY;
  3340. return HAL_SD_ERROR_TIMEOUT;
  3341. }
  3342. }
  3343. if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DTIMEOUT))
  3344. {
  3345. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DTIMEOUT);
  3346. return errorstate;
  3347. }
  3348. else if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_DCRCFAIL))
  3349. {
  3350. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_DCRCFAIL);
  3351. errorstate = SDMMC_ERROR_DATA_CRC_FAIL;
  3352. return errorstate;
  3353. }
  3354. else if (__HAL_SD_GET_FLAG(hsd, SDMMC_FLAG_RXOVERR))
  3355. {
  3356. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_FLAG_RXOVERR);
  3357. errorstate = SDMMC_ERROR_RX_OVERRUN;
  3358. return errorstate;
  3359. }
  3360. else
  3361. {
  3362. /* No error flag set */
  3363. }
  3364. /* Clear all the static flags */
  3365. __HAL_SD_CLEAR_FLAG(hsd, SDMMC_STATIC_DATA_FLAGS);
  3366. /* Test if the switch mode is ok */
  3367. if ((((uint8_t*)SD_hs)[13] & 2U) != 2U)
  3368. {
  3369. errorstate = SDMMC_ERROR_UNSUPPORTED_FEATURE;
  3370. }
  3371. else
  3372. {
  3373. #if defined (USE_HAL_SD_REGISTER_CALLBACKS) && (USE_HAL_SD_REGISTER_CALLBACKS == 1U)
  3374. hsd->DriveTransceiver_1_8V_Callback(SET);
  3375. #else
  3376. HAL_SD_DriveTransceiver_1_8V_Callback(SET);
  3377. #endif /* USE_HAL_SD_REGISTER_CALLBACKS */
  3378. #if defined (DLYB_SDMMC1) || defined (DLYB_SDMMC2)
  3379. /* Enable DelayBlock Peripheral */
  3380. /* SDMMC_CKin feedback clock selected as receive clock, for DDR50 */
  3381. MODIFY_REG(hsd->Instance->CLKCR, SDMMC_CLKCR_SELCLKRX,SDMMC_CLKCR_SELCLKRX_0);
  3382. if (DelayBlock_Enable(SD_GET_DLYB_INSTANCE(hsd->Instance)) != HAL_OK)
  3383. {
  3384. return (HAL_SD_ERROR_GENERAL_UNKNOWN_ERR);
  3385. }
  3386. #endif /* (DLYB_SDMMC1) || (DLYB_SDMMC2) */
  3387. }
  3388. }
  3389. return errorstate;
  3390. }
  3391. #endif /* USE_SD_TRANSCEIVER */
  3392. /**
  3393. * @brief Read DMA Buffer 0 Transfer completed callbacks
  3394. * @param hsd: SD handle
  3395. * @retval None
  3396. */
  3397. __weak void HAL_SDEx_Read_DMADoubleBuf0CpltCallback(SD_HandleTypeDef *hsd)
  3398. {
  3399. /* Prevent unused argument(s) compilation warning */
  3400. UNUSED(hsd);
  3401. /* NOTE : This function should not be modified, when the callback is needed,
  3402. the HAL_SDEx_Read_DMADoubleBuf0CpltCallback can be implemented in the user file
  3403. */
  3404. }
  3405. /**
  3406. * @brief Read DMA Buffer 1 Transfer completed callbacks
  3407. * @param hsd: SD handle
  3408. * @retval None
  3409. */
  3410. __weak void HAL_SDEx_Read_DMADoubleBuf1CpltCallback(SD_HandleTypeDef *hsd)
  3411. {
  3412. /* Prevent unused argument(s) compilation warning */
  3413. UNUSED(hsd);
  3414. /* NOTE : This function should not be modified, when the callback is needed,
  3415. the HAL_SDEx_Read_DMADoubleBuf1CpltCallback can be implemented in the user file
  3416. */
  3417. }
  3418. /**
  3419. * @brief Write DMA Buffer 0 Transfer completed callbacks
  3420. * @param hsd: SD handle
  3421. * @retval None
  3422. */
  3423. __weak void HAL_SDEx_Write_DMADoubleBuf0CpltCallback(SD_HandleTypeDef *hsd)
  3424. {
  3425. /* Prevent unused argument(s) compilation warning */
  3426. UNUSED(hsd);
  3427. /* NOTE : This function should not be modified, when the callback is needed,
  3428. the HAL_SDEx_Write_DMADoubleBuf0CpltCallback can be implemented in the user file
  3429. */
  3430. }
  3431. /**
  3432. * @brief Write DMA Buffer 1 Transfer completed callbacks
  3433. * @param hsd: SD handle
  3434. * @retval None
  3435. */
  3436. __weak void HAL_SDEx_Write_DMADoubleBuf1CpltCallback(SD_HandleTypeDef *hsd)
  3437. {
  3438. /* Prevent unused argument(s) compilation warning */
  3439. UNUSED(hsd);
  3440. /* NOTE : This function should not be modified, when the callback is needed,
  3441. the HAL_SDEx_Write_DMADoubleBuf1CpltCallback can be implemented in the user file
  3442. */
  3443. }
  3444. /**
  3445. * @}
  3446. */
  3447. #endif /* HAL_SD_MODULE_ENABLED */
  3448. /**
  3449. * @}
  3450. */
  3451. /**
  3452. * @}
  3453. */
  3454. /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/