1 /**
2   ******************************************************************************
3   * @file    stm32f2xx_ll_sdmmc.h
4   * @author  MCD Application Team
5   * @brief   Header file of SDMMC HAL module.
6   ******************************************************************************
7   * @attention
8   *
9   * Copyright (c) 2018 STMicroelectronics.
10   * All rights reserved.
11   *
12   * This software is licensed under terms that can be found in the LICENSE file
13   * in the root directory of this software component.
14   * If no LICENSE file comes with this software, it is provided AS-IS.
15   *
16   ******************************************************************************
17   */
18 
19 /* Define to prevent recursive inclusion -------------------------------------*/
20 #ifndef STM32F2xx_LL_SDMMC_H
21 #define STM32F2xx_LL_SDMMC_H
22 
23 #ifdef __cplusplus
24  extern "C" {
25 #endif
26 
27 #if defined(SDIO)
28 
29 /* Includes ------------------------------------------------------------------*/
30 #include "stm32f2xx_hal_def.h"
31 
32 /** @addtogroup STM32F2xx_Driver
33   * @{
34   */
35 
36 /** @addtogroup SDMMC_LL
37   * @{
38   */
39 
40 /* Exported types ------------------------------------------------------------*/
41 /** @defgroup SDMMC_LL_Exported_Types SDMMC_LL Exported Types
42   * @{
43   */
44 
45 /**
46   * @brief  SDMMC Configuration Structure definition
47   */
48 typedef struct
49 {
50   uint32_t ClockEdge;            /*!< Specifies the clock transition on which the bit capture is made.
51                                       This parameter can be a value of @ref SDMMC_LL_Clock_Edge                 */
52 
53   uint32_t ClockBypass;          /*!< Specifies whether the SDMMC Clock divider bypass is
54                                       enabled or disabled.
55                                       This parameter can be a value of @ref SDMMC_LL_Clock_Bypass               */
56 
57   uint32_t ClockPowerSave;       /*!< Specifies whether SDMMC Clock output is enabled or
58                                       disabled when the bus is idle.
59                                       This parameter can be a value of @ref SDMMC_LL_Clock_Power_Save           */
60 
61   uint32_t BusWide;              /*!< Specifies the SDMMC bus width.
62                                       This parameter can be a value of @ref SDMMC_LL_Bus_Wide                   */
63 
64   uint32_t HardwareFlowControl;  /*!< Specifies whether the SDMMC hardware flow control is enabled or disabled.
65                                       This parameter can be a value of @ref SDMMC_LL_Hardware_Flow_Control      */
66 
67   uint32_t ClockDiv;             /*!< Specifies the clock frequency of the SDMMC controller.
68                                       This parameter can be a value between Min_Data = 0 and Max_Data = 255 */
69 
70 }SDIO_InitTypeDef;
71 
72 
73 /**
74   * @brief  SDMMC Command Control structure
75   */
76 typedef struct
77 {
78   uint32_t Argument;            /*!< Specifies the SDMMC command argument which is sent
79                                      to a card as part of a command message. If a command
80                                      contains an argument, it must be loaded into this register
81                                      before writing the command to the command register.              */
82 
83   uint32_t CmdIndex;            /*!< Specifies the SDMMC command index. It must be Min_Data = 0 and
84                                      Max_Data = 64                                                    */
85 
86   uint32_t Response;            /*!< Specifies the SDMMC response type.
87                                      This parameter can be a value of @ref SDMMC_LL_Response_Type         */
88 
89   uint32_t WaitForInterrupt;    /*!< Specifies whether SDMMC wait for interrupt request is
90                                      enabled or disabled.
91                                      This parameter can be a value of @ref SDMMC_LL_Wait_Interrupt_State  */
92 
93   uint32_t CPSM;                /*!< Specifies whether SDMMC Command path state machine (CPSM)
94                                      is enabled or disabled.
95                                      This parameter can be a value of @ref SDMMC_LL_CPSM_State            */
96 }SDIO_CmdInitTypeDef;
97 
98 
99 /**
100   * @brief  SDMMC Data Control structure
101   */
102 typedef struct
103 {
104   uint32_t DataTimeOut;         /*!< Specifies the data timeout period in card bus clock periods.  */
105 
106   uint32_t DataLength;          /*!< Specifies the number of data bytes to be transferred.         */
107 
108   uint32_t DataBlockSize;       /*!< Specifies the data block size for block transfer.
109                                      This parameter can be a value of @ref SDMMC_LL_Data_Block_Size    */
110 
111   uint32_t TransferDir;         /*!< Specifies the data transfer direction, whether the transfer
112                                      is a read or write.
113                                      This parameter can be a value of @ref SDMMC_LL_Transfer_Direction */
114 
115   uint32_t TransferMode;        /*!< Specifies whether data transfer is in stream or block mode.
116                                      This parameter can be a value of @ref SDMMC_LL_Transfer_Type      */
117 
118   uint32_t DPSM;                /*!< Specifies whether SDMMC Data path state machine (DPSM)
119                                      is enabled or disabled.
120                                      This parameter can be a value of @ref SDMMC_LL_DPSM_State         */
121 }SDIO_DataInitTypeDef;
122 
123 /**
124   * @}
125   */
126 
127 /* Exported constants --------------------------------------------------------*/
128 /** @defgroup SDMMC_LL_Exported_Constants SDMMC_LL Exported Constants
129   * @{
130   */
131 #define SDMMC_ERROR_NONE                                0x00000000U    /*!< No error                                                      */
132 #define SDMMC_ERROR_CMD_CRC_FAIL                        0x00000001U    /*!< Command response received (but CRC check failed)              */
133 #define SDMMC_ERROR_DATA_CRC_FAIL                       0x00000002U    /*!< Data block sent/received (CRC check failed)                   */
134 #define SDMMC_ERROR_CMD_RSP_TIMEOUT                     0x00000004U    /*!< Command response timeout                                      */
135 #define SDMMC_ERROR_DATA_TIMEOUT                        0x00000008U    /*!< Data timeout                                                  */
136 #define SDMMC_ERROR_TX_UNDERRUN                         0x00000010U    /*!< Transmit FIFO underrun                                        */
137 #define SDMMC_ERROR_RX_OVERRUN                          0x00000020U    /*!< Receive FIFO overrun                                          */
138 #define SDMMC_ERROR_ADDR_MISALIGNED                     0x00000040U    /*!< Misaligned address                                            */
139 #define SDMMC_ERROR_BLOCK_LEN_ERR                       0x00000080U    /*!< Transferred block length is not allowed for the card or the
140                                                                             number of transferred bytes does not match the block length   */
141 #define SDMMC_ERROR_ERASE_SEQ_ERR                       0x00000100U    /*!< An error in the sequence of erase command occurs              */
142 #define SDMMC_ERROR_BAD_ERASE_PARAM                     0x00000200U    /*!< An invalid selection for erase groups                         */
143 #define SDMMC_ERROR_WRITE_PROT_VIOLATION                0x00000400U    /*!< Attempt to program a write protect block                      */
144 #define SDMMC_ERROR_LOCK_UNLOCK_FAILED                  0x00000800U    /*!< Sequence or password error has been detected in unlock
145                                                                             command or if there was an attempt to access a locked card    */
146 #define SDMMC_ERROR_COM_CRC_FAILED                      0x00001000U    /*!< CRC check of the previous command failed                      */
147 #define SDMMC_ERROR_ILLEGAL_CMD                         0x00002000U    /*!< Command is not legal for the card state                       */
148 #define SDMMC_ERROR_CARD_ECC_FAILED                     0x00004000U    /*!< Card internal ECC was applied but failed to correct the data  */
149 #define SDMMC_ERROR_CC_ERR                              0x00008000U    /*!< Internal card controller error                                */
150 #define SDMMC_ERROR_GENERAL_UNKNOWN_ERR                 0x00010000U    /*!< General or unknown error                                      */
151 #define SDMMC_ERROR_STREAM_READ_UNDERRUN                0x00020000U    /*!< The card could not sustain data reading in stream rmode       */
152 #define SDMMC_ERROR_STREAM_WRITE_OVERRUN                0x00040000U    /*!< The card could not sustain data programming in stream mode    */
153 #define SDMMC_ERROR_CID_CSD_OVERWRITE                   0x00080000U    /*!< CID/CSD overwrite error                                       */
154 #define SDMMC_ERROR_WP_ERASE_SKIP                       0x00100000U    /*!< Only partial address space was erased                         */
155 #define SDMMC_ERROR_CARD_ECC_DISABLED                   0x00200000U    /*!< Command has been executed without using internal ECC          */
156 #define SDMMC_ERROR_ERASE_RESET                         0x00400000U    /*!< Erase sequence was cleared before executing because an out
157                                                                             of erase sequence command was received                        */
158 #define SDMMC_ERROR_AKE_SEQ_ERR                         0x00800000U    /*!< Error in sequence of authentication                           */
159 #define SDMMC_ERROR_INVALID_VOLTRANGE                   0x01000000U    /*!< Error in case of invalid voltage range                        */
160 #define SDMMC_ERROR_ADDR_OUT_OF_RANGE                   0x02000000U    /*!< Error when addressed block is out of range                    */
161 #define SDMMC_ERROR_REQUEST_NOT_APPLICABLE              0x04000000U    /*!< Error when command request is not applicable                  */
162 #define SDMMC_ERROR_INVALID_PARAMETER                   0x08000000U    /*!< the used parameter is not valid                               */
163 #define SDMMC_ERROR_UNSUPPORTED_FEATURE                 0x10000000U    /*!< Error when feature is not insupported                         */
164 #define SDMMC_ERROR_BUSY                                0x20000000U    /*!< Error when transfer process is busy                           */
165 #define SDMMC_ERROR_DMA                                 0x40000000U    /*!< Error while DMA transfer                                      */
166 #define SDMMC_ERROR_TIMEOUT                             0x80000000U    /*!< Timeout error                                                 */
167 
168 /**
169   * @brief SDMMC Commands Index
170   */
171 #define SDMMC_CMD_GO_IDLE_STATE                                 0U    /*!< Resets the SD memory card.                                                               */
172 #define SDMMC_CMD_SEND_OP_COND                                  1U    /*!< Sends host capacity support information and activates the card's initialization process. */
173 #define SDMMC_CMD_ALL_SEND_CID                                  2U    /*!< Asks any card connected to the host to send the CID numbers on the CMD line.             */
174 #define SDMMC_CMD_SET_REL_ADDR                                  3U    /*!< Asks the card to publish a new relative address (RCA).                                   */
175 #define SDMMC_CMD_SET_DSR                                       4U    /*!< Programs the DSR of all cards.                                                           */
176 #define SDMMC_CMD_SDMMC_SEN_OP_COND                             5U    /*!< Sends host capacity support information (HCS) and asks the accessed card to send its
177                                                                            operating condition register (OCR) content in the response on the CMD line.              */
178 #define SDMMC_CMD_HS_SWITCH                                     6U    /*!< Checks switchable function (mode 0) and switch card function (mode 1).                   */
179 #define SDMMC_CMD_SEL_DESEL_CARD                                7U    /*!< Selects the card by its own relative address and gets deselected by any other address    */
180 #define SDMMC_CMD_HS_SEND_EXT_CSD                               8U    /*!< Sends SD Memory Card interface condition, which includes host supply voltage information
181                                                                            and asks the card whether card supports voltage.                                         */
182 #define SDMMC_CMD_SEND_CSD                                      9U    /*!< Addressed card sends its card specific data (CSD) on the CMD line.                       */
183 #define SDMMC_CMD_SEND_CID                                      10U   /*!< Addressed card sends its card identification (CID) on the CMD line.                      */
184 #define SDMMC_CMD_READ_DAT_UNTIL_STOP                           11U   /*!< SD card doesn't support it.                                                              */
185 #define SDMMC_CMD_STOP_TRANSMISSION                             12U   /*!< Forces the card to stop transmission.                                                    */
186 #define SDMMC_CMD_SEND_STATUS                                   13U   /*!< Addressed card sends its status register.                                                */
187 #define SDMMC_CMD_HS_BUSTEST_READ                               14U   /*!< Reserved                                                                                 */
188 #define SDMMC_CMD_GO_INACTIVE_STATE                             15U   /*!< Sends an addressed card into the inactive state.                                         */
189 #define SDMMC_CMD_SET_BLOCKLEN                                  16U   /*!< Sets the block length (in bytes for SDSC) for all following block commands
190                                                                            (read, write, lock). Default block length is fixed to 512 Bytes. Not effective
191                                                                            for SDHS and SDXC.                                                                       */
192 #define SDMMC_CMD_READ_SINGLE_BLOCK                             17U   /*!< Reads single block of size selected by SET_BLOCKLEN in case of SDSC, and a block of
193                                                                            fixed 512 bytes in case of SDHC and SDXC.                                                */
194 #define SDMMC_CMD_READ_MULT_BLOCK                               18U   /*!< Continuously transfers data blocks from card to host until interrupted by
195                                                                            STOP_TRANSMISSION command.                                                               */
196 #define SDMMC_CMD_HS_BUSTEST_WRITE                              19U   /*!< 64 bytes tuning pattern is sent for SDR50 and SDR104.                                    */
197 #define SDMMC_CMD_WRITE_DAT_UNTIL_STOP                          20U   /*!< Speed class control command.                                                             */
198 #define SDMMC_CMD_SET_BLOCK_COUNT                               23U   /*!< Specify block count for CMD18 and CMD25.                                                 */
199 #define SDMMC_CMD_WRITE_SINGLE_BLOCK                            24U   /*!< Writes single block of size selected by SET_BLOCKLEN in case of SDSC, and a block of
200                                                                            fixed 512 bytes in case of SDHC and SDXC.                                                */
201 #define SDMMC_CMD_WRITE_MULT_BLOCK                              25U   /*!< Continuously writes blocks of data until a STOP_TRANSMISSION follows.                    */
202 #define SDMMC_CMD_PROG_CID                                      26U   /*!< Reserved for manufacturers.                                                              */
203 #define SDMMC_CMD_PROG_CSD                                      27U   /*!< Programming of the programmable bits of the CSD.                                         */
204 #define SDMMC_CMD_SET_WRITE_PROT                                28U   /*!< Sets the write protection bit of the addressed group.                                    */
205 #define SDMMC_CMD_CLR_WRITE_PROT                                29U   /*!< Clears the write protection bit of the addressed group.                                  */
206 #define SDMMC_CMD_SEND_WRITE_PROT                               30U   /*!< Asks the card to send the status of the write protection bits.                           */
207 #define SDMMC_CMD_SD_ERASE_GRP_START                            32U   /*!< Sets the address of the first write block to be erased. (For SD card only).              */
208 #define SDMMC_CMD_SD_ERASE_GRP_END                              33U   /*!< Sets the address of the last write block of the continuous range to be erased.           */
209 #define SDMMC_CMD_ERASE_GRP_START                               35U   /*!< Sets the address of the first write block to be erased. Reserved for each command
210                                                                            system set by switch function command (CMD6).                                            */
211 #define SDMMC_CMD_ERASE_GRP_END                                 36U   /*!< Sets the address of the last write block of the continuous range to be erased.
212                                                                            Reserved for each command system set by switch function command (CMD6).                  */
213 #define SDMMC_CMD_ERASE                                         38U   /*!< Reserved for SD security applications.                                                   */
214 #define SDMMC_CMD_FAST_IO                                       39U   /*!< SD card doesn't support it (Reserved).                                                   */
215 #define SDMMC_CMD_GO_IRQ_STATE                                  40U   /*!< SD card doesn't support it (Reserved).                                                   */
216 #define SDMMC_CMD_LOCK_UNLOCK                                   42U   /*!< Sets/resets the password or lock/unlock the card. The size of the data block is set by
217                                                                            the SET_BLOCK_LEN command.                                                               */
218 #define SDMMC_CMD_APP_CMD                                       55U   /*!< Indicates to the card that the next command is an application specific command rather
219                                                                            than a standard command.                                                                 */
220 #define SDMMC_CMD_GEN_CMD                                       56U   /*!< Used either to transfer a data block to the card or to get a data block from the card
221                                                                            for general purpose/application specific commands.                                       */
222 #define SDMMC_CMD_NO_CMD                                        64U   /*!< No command                                                                               */
223 
224 /**
225   * @brief Following commands are SD Card Specific commands.
226   *        SDMMC_APP_CMD should be sent before sending these commands.
227   */
228 #define SDMMC_CMD_APP_SD_SET_BUSWIDTH                           6U    /*!< (ACMD6) Defines the data bus width to be used for data transfer. The allowed data bus
229                                                                             widths are given in SCR register.                                                       */
230 #define SDMMC_CMD_SD_APP_STATUS                                 13U   /*!< (ACMD13) Sends the SD status.                                                            */
231 #define SDMMC_CMD_SD_APP_SEND_NUM_WRITE_BLOCKS                  22U   /*!< (ACMD22) Sends the number of the written (without errors) write blocks. Responds with
232                                                                            32bit+CRC data block.                                                                    */
233 #define SDMMC_CMD_SD_APP_OP_COND                                41U   /*!< (ACMD41) Sends host capacity support information (HCS) and asks the accessed card to
234                                                                            send its operating condition register (OCR) content in the response on the CMD line.     */
235 #define SDMMC_CMD_SD_APP_SET_CLR_CARD_DETECT                    42U   /*!< (ACMD42) Connect/Disconnect the 50 KOhm pull-up resistor on CD/DAT3 (pin 1) of the card  */
236 #define SDMMC_CMD_SD_APP_SEND_SCR                               51U   /*!< Reads the SD Configuration Register (SCR).                                               */
237 #define SDMMC_CMD_SDMMC_RW_DIRECT                               52U   /*!< For SD I/O card only, reserved for security specification.                               */
238 #define SDMMC_CMD_SDMMC_RW_EXTENDED                             53U   /*!< For SD I/O card only, reserved for security specification.                               */
239 
240 /**
241   * @brief Following commands are SD Card Specific security commands.
242   *        SDMMC_CMD_APP_CMD should be sent before sending these commands.
243   */
244 #define SDMMC_CMD_SD_APP_GET_MKB                                43U
245 #define SDMMC_CMD_SD_APP_GET_MID                                44U
246 #define SDMMC_CMD_SD_APP_SET_CER_RN1                            45U
247 #define SDMMC_CMD_SD_APP_GET_CER_RN2                            46U
248 #define SDMMC_CMD_SD_APP_SET_CER_RES2                           47U
249 #define SDMMC_CMD_SD_APP_GET_CER_RES1                           48U
250 #define SDMMC_CMD_SD_APP_SECURE_READ_MULTIPLE_BLOCK             18U
251 #define SDMMC_CMD_SD_APP_SECURE_WRITE_MULTIPLE_BLOCK            25U
252 #define SDMMC_CMD_SD_APP_SECURE_ERASE                           38U
253 #define SDMMC_CMD_SD_APP_CHANGE_SECURE_AREA                     49U
254 #define SDMMC_CMD_SD_APP_SECURE_WRITE_MKB                       48U
255 
256 /**
257   * @brief  Masks for errors Card Status R1 (OCR Register)
258   */
259 #define SDMMC_OCR_ADDR_OUT_OF_RANGE                   0x80000000U
260 #define SDMMC_OCR_ADDR_MISALIGNED                     0x40000000U
261 #define SDMMC_OCR_BLOCK_LEN_ERR                       0x20000000U
262 #define SDMMC_OCR_ERASE_SEQ_ERR                       0x10000000U
263 #define SDMMC_OCR_BAD_ERASE_PARAM                     0x08000000U
264 #define SDMMC_OCR_WRITE_PROT_VIOLATION                0x04000000U
265 #define SDMMC_OCR_LOCK_UNLOCK_FAILED                  0x01000000U
266 #define SDMMC_OCR_COM_CRC_FAILED                      0x00800000U
267 #define SDMMC_OCR_ILLEGAL_CMD                         0x00400000U
268 #define SDMMC_OCR_CARD_ECC_FAILED                     0x00200000U
269 #define SDMMC_OCR_CC_ERROR                            0x00100000U
270 #define SDMMC_OCR_GENERAL_UNKNOWN_ERROR               0x00080000U
271 #define SDMMC_OCR_STREAM_READ_UNDERRUN                0x00040000U
272 #define SDMMC_OCR_STREAM_WRITE_OVERRUN                0x00020000U
273 #define SDMMC_OCR_CID_CSD_OVERWRITE                   0x00010000U
274 #define SDMMC_OCR_WP_ERASE_SKIP                       0x00008000U
275 #define SDMMC_OCR_CARD_ECC_DISABLED                   0x00004000U
276 #define SDMMC_OCR_ERASE_RESET                         0x00002000U
277 #define SDMMC_OCR_AKE_SEQ_ERROR                       0x00000008U
278 #define SDMMC_OCR_ERRORBITS                           0xFDFFE008U
279 
280 /**
281   * @brief  Masks for R6 Response
282   */
283 #define SDMMC_R6_GENERAL_UNKNOWN_ERROR                0x00002000U
284 #define SDMMC_R6_ILLEGAL_CMD                          0x00004000U
285 #define SDMMC_R6_COM_CRC_FAILED                       0x00008000U
286 
287 #define SDMMC_VOLTAGE_WINDOW_SD                       0x80100000U
288 #define SDMMC_HIGH_CAPACITY                           0x40000000U
289 #define SDMMC_STD_CAPACITY                            0x00000000U
290 #define SDMMC_CHECK_PATTERN                           0x000001AAU
291 #define SD_SWITCH_1_8V_CAPACITY                       0x01000000U
292 
293 #define SDMMC_MAX_VOLT_TRIAL                          0x0000FFFFU
294 
295 #define SDMMC_MAX_TRIAL                               0x0000FFFFU
296 
297 #define SDMMC_ALLZERO                                 0x00000000U
298 
299 #define SDMMC_WIDE_BUS_SUPPORT                        0x00040000U
300 #define SDMMC_SINGLE_BUS_SUPPORT                      0x00010000U
301 #define SDMMC_CARD_LOCKED                             0x02000000U
302 
303 #ifndef SDMMC_DATATIMEOUT
304 #define SDMMC_DATATIMEOUT                             0xFFFFFFFFU
305 #endif /* SDMMC_DATATIMEOUT */
306 
307 #define SDMMC_0TO7BITS                                0x000000FFU
308 #define SDMMC_8TO15BITS                               0x0000FF00U
309 #define SDMMC_16TO23BITS                              0x00FF0000U
310 #define SDMMC_24TO31BITS                              0xFF000000U
311 #define SDMMC_MAX_DATA_LENGTH                         0x01FFFFFFU
312 
313 #define SDMMC_HALFFIFO                                0x00000008U
314 #define SDMMC_HALFFIFOBYTES                           0x00000020U
315 
316 /**
317   * @brief  Command Class supported
318   */
319 #define SDIO_CCCC_ERASE                       0x00000020U
320 
321 #define SDIO_CMDTIMEOUT                       5000U         /* Command send and response timeout */
322 #define SDIO_MAXERASETIMEOUT                  63000U        /* Max erase Timeout 63 s            */
323 #define SDIO_STOPTRANSFERTIMEOUT              100000000U    /* Timeout for STOP TRANSMISSION command */
324 
325 /** @defgroup SDIO_LL_Clock_Edge Clock Edge
326   * @{
327   */
328 #define SDIO_CLOCK_EDGE_RISING               0x00000000U
329 #define SDIO_CLOCK_EDGE_FALLING              SDIO_CLKCR_NEGEDGE
330 
331 #define IS_SDIO_CLOCK_EDGE(EDGE) (((EDGE) == SDIO_CLOCK_EDGE_RISING) || \
332                                           ((EDGE) == SDIO_CLOCK_EDGE_FALLING))
333 /**
334   * @}
335   */
336 
337 /** @defgroup SDIO_LL_Clock_Bypass Clock Bypass
338   * @{
339   */
340 #define SDIO_CLOCK_BYPASS_DISABLE             0x00000000U
341 #define SDIO_CLOCK_BYPASS_ENABLE              SDIO_CLKCR_BYPASS
342 
343 #define IS_SDIO_CLOCK_BYPASS(BYPASS) (((BYPASS) == SDIO_CLOCK_BYPASS_DISABLE) || \
344                                               ((BYPASS) == SDIO_CLOCK_BYPASS_ENABLE))
345 /**
346   * @}
347   */
348 
349 /** @defgroup SDIO_LL_Clock_Power_Save Clock Power Saving
350   * @{
351   */
352 #define SDIO_CLOCK_POWER_SAVE_DISABLE         0x00000000U
353 #define SDIO_CLOCK_POWER_SAVE_ENABLE          SDIO_CLKCR_PWRSAV
354 
355 #define IS_SDIO_CLOCK_POWER_SAVE(SAVE) (((SAVE) == SDIO_CLOCK_POWER_SAVE_DISABLE) || \
356                                                 ((SAVE) == SDIO_CLOCK_POWER_SAVE_ENABLE))
357 /**
358   * @}
359   */
360 
361 /** @defgroup SDIO_LL_Bus_Wide Bus Width
362   * @{
363   */
364 #define SDIO_BUS_WIDE_1B                      0x00000000U
365 #define SDIO_BUS_WIDE_4B                      SDIO_CLKCR_WIDBUS_0
366 #define SDIO_BUS_WIDE_8B                      SDIO_CLKCR_WIDBUS_1
367 
368 #define IS_SDIO_BUS_WIDE(WIDE) (((WIDE) == SDIO_BUS_WIDE_1B) || \
369                                         ((WIDE) == SDIO_BUS_WIDE_4B) || \
370                                         ((WIDE) == SDIO_BUS_WIDE_8B))
371 /**
372   * @}
373   */
374 
375 /** @defgroup SDIO_LL_Hardware_Flow_Control Hardware Flow Control
376   * @{
377   */
378 #define SDIO_HARDWARE_FLOW_CONTROL_DISABLE    0x00000000U
379 #define SDIO_HARDWARE_FLOW_CONTROL_ENABLE     SDIO_CLKCR_HWFC_EN
380 
381 #define IS_SDIO_HARDWARE_FLOW_CONTROL(CONTROL) (((CONTROL) == SDIO_HARDWARE_FLOW_CONTROL_DISABLE) || \
382                                                         ((CONTROL) == SDIO_HARDWARE_FLOW_CONTROL_ENABLE))
383 /**
384   * @}
385   */
386 
387 /** @defgroup SDIO_LL_Clock_Division Clock Division
388   * @{
389   */
390 #define IS_SDIO_CLKDIV(DIV)   ((DIV) <= 0xFFU)
391 /**
392   * @}
393   */
394 
395 /** @defgroup SDIO_LL_Command_Index Command Index
396   * @{
397   */
398 #define IS_SDIO_CMD_INDEX(INDEX)            ((INDEX) < 0x40U)
399 /**
400   * @}
401   */
402 
403 /** @defgroup SDIO_LL_Response_Type Response Type
404   * @{
405   */
406 #define SDIO_RESPONSE_NO                    0x00000000U
407 #define SDIO_RESPONSE_SHORT                 SDIO_CMD_WAITRESP_0
408 #define SDIO_RESPONSE_LONG                  SDIO_CMD_WAITRESP
409 
410 #define IS_SDIO_RESPONSE(RESPONSE) (((RESPONSE) == SDIO_RESPONSE_NO)    || \
411                                             ((RESPONSE) == SDIO_RESPONSE_SHORT) || \
412                                             ((RESPONSE) == SDIO_RESPONSE_LONG))
413 /**
414   * @}
415   */
416 
417 /** @defgroup SDIO_LL_Wait_Interrupt_State Wait Interrupt
418   * @{
419   */
420 #define SDIO_WAIT_NO                        0x00000000U
421 #define SDIO_WAIT_IT                        SDIO_CMD_WAITINT
422 #define SDIO_WAIT_PEND                      SDIO_CMD_WAITPEND
423 
424 #define IS_SDIO_WAIT(WAIT) (((WAIT) == SDIO_WAIT_NO) || \
425                                     ((WAIT) == SDIO_WAIT_IT) || \
426                                     ((WAIT) == SDIO_WAIT_PEND))
427 /**
428   * @}
429   */
430 
431 /** @defgroup SDIO_LL_CPSM_State CPSM State
432   * @{
433   */
434 #define SDIO_CPSM_DISABLE                   0x00000000U
435 #define SDIO_CPSM_ENABLE                    SDIO_CMD_CPSMEN
436 
437 #define IS_SDIO_CPSM(CPSM) (((CPSM) == SDIO_CPSM_DISABLE) || \
438                                     ((CPSM) == SDIO_CPSM_ENABLE))
439 /**
440   * @}
441   */
442 
443 /** @defgroup SDIO_LL_Response_Registers Response Register
444   * @{
445   */
446 #define SDIO_RESP1                          0x00000000U
447 #define SDIO_RESP2                          0x00000004U
448 #define SDIO_RESP3                          0x00000008U
449 #define SDIO_RESP4                          0x0000000CU
450 
451 #define IS_SDIO_RESP(RESP) (((RESP) == SDIO_RESP1) || \
452                                     ((RESP) == SDIO_RESP2) || \
453                                     ((RESP) == SDIO_RESP3) || \
454                                     ((RESP) == SDIO_RESP4))
455 /**
456   * @}
457   */
458 
459 /** @defgroup SDIO_LL_Data_Length Data Length
460   * @{
461   */
462 #define IS_SDIO_DATA_LENGTH(LENGTH) ((LENGTH) <= 0x01FFFFFFU)
463 /**
464   * @}
465   */
466 
467 /** @defgroup SDIO_LL_Data_Block_Size  Data Block Size
468   * @{
469   */
470 #define SDIO_DATABLOCK_SIZE_1B               0x00000000U
471 #define SDIO_DATABLOCK_SIZE_2B               SDIO_DCTRL_DBLOCKSIZE_0
472 #define SDIO_DATABLOCK_SIZE_4B               SDIO_DCTRL_DBLOCKSIZE_1
473 #define SDIO_DATABLOCK_SIZE_8B               (SDIO_DCTRL_DBLOCKSIZE_0|SDIO_DCTRL_DBLOCKSIZE_1)
474 #define SDIO_DATABLOCK_SIZE_16B              SDIO_DCTRL_DBLOCKSIZE_2
475 #define SDIO_DATABLOCK_SIZE_32B              (SDIO_DCTRL_DBLOCKSIZE_0|SDIO_DCTRL_DBLOCKSIZE_2)
476 #define SDIO_DATABLOCK_SIZE_64B              (SDIO_DCTRL_DBLOCKSIZE_1|SDIO_DCTRL_DBLOCKSIZE_2)
477 #define SDIO_DATABLOCK_SIZE_128B             (SDIO_DCTRL_DBLOCKSIZE_0|SDIO_DCTRL_DBLOCKSIZE_1|SDIO_DCTRL_DBLOCKSIZE_2)
478 #define SDIO_DATABLOCK_SIZE_256B             SDIO_DCTRL_DBLOCKSIZE_3
479 #define SDIO_DATABLOCK_SIZE_512B             (SDIO_DCTRL_DBLOCKSIZE_0|SDIO_DCTRL_DBLOCKSIZE_3)
480 #define SDIO_DATABLOCK_SIZE_1024B            (SDIO_DCTRL_DBLOCKSIZE_1|SDIO_DCTRL_DBLOCKSIZE_3)
481 #define SDIO_DATABLOCK_SIZE_2048B            (SDIO_DCTRL_DBLOCKSIZE_0|SDIO_DCTRL_DBLOCKSIZE_1|SDIO_DCTRL_DBLOCKSIZE_3)
482 #define SDIO_DATABLOCK_SIZE_4096B            (SDIO_DCTRL_DBLOCKSIZE_2|SDIO_DCTRL_DBLOCKSIZE_3)
483 #define SDIO_DATABLOCK_SIZE_8192B            (SDIO_DCTRL_DBLOCKSIZE_0|SDIO_DCTRL_DBLOCKSIZE_2|SDIO_DCTRL_DBLOCKSIZE_3)
484 #define SDIO_DATABLOCK_SIZE_16384B           (SDIO_DCTRL_DBLOCKSIZE_1|SDIO_DCTRL_DBLOCKSIZE_2|SDIO_DCTRL_DBLOCKSIZE_3)
485 
486 #define IS_SDIO_BLOCK_SIZE(SIZE) (((SIZE) == SDIO_DATABLOCK_SIZE_1B)    || \
487                                           ((SIZE) == SDIO_DATABLOCK_SIZE_2B)    || \
488                                           ((SIZE) == SDIO_DATABLOCK_SIZE_4B)    || \
489                                           ((SIZE) == SDIO_DATABLOCK_SIZE_8B)    || \
490                                           ((SIZE) == SDIO_DATABLOCK_SIZE_16B)   || \
491                                           ((SIZE) == SDIO_DATABLOCK_SIZE_32B)   || \
492                                           ((SIZE) == SDIO_DATABLOCK_SIZE_64B)   || \
493                                           ((SIZE) == SDIO_DATABLOCK_SIZE_128B)  || \
494                                           ((SIZE) == SDIO_DATABLOCK_SIZE_256B)  || \
495                                           ((SIZE) == SDIO_DATABLOCK_SIZE_512B)  || \
496                                           ((SIZE) == SDIO_DATABLOCK_SIZE_1024B) || \
497                                           ((SIZE) == SDIO_DATABLOCK_SIZE_2048B) || \
498                                           ((SIZE) == SDIO_DATABLOCK_SIZE_4096B) || \
499                                           ((SIZE) == SDIO_DATABLOCK_SIZE_8192B) || \
500                                           ((SIZE) == SDIO_DATABLOCK_SIZE_16384B))
501 /**
502   * @}
503   */
504 
505 /** @defgroup SDIO_LL_Transfer_Direction Transfer Direction
506   * @{
507   */
508 #define SDIO_TRANSFER_DIR_TO_CARD            0x00000000U
509 #define SDIO_TRANSFER_DIR_TO_SDIO    SDIO_DCTRL_DTDIR
510 
511 #define IS_SDIO_TRANSFER_DIR(DIR) (((DIR) == SDIO_TRANSFER_DIR_TO_CARD) || \
512                                            ((DIR) == SDIO_TRANSFER_DIR_TO_SDIO))
513 /**
514   * @}
515   */
516 
517 /** @defgroup SDIO_LL_Transfer_Type Transfer Type
518   * @{
519   */
520 #define SDIO_TRANSFER_MODE_BLOCK             0x00000000U
521 #define SDIO_TRANSFER_MODE_STREAM            SDIO_DCTRL_DTMODE
522 
523 #define IS_SDIO_TRANSFER_MODE(MODE) (((MODE) == SDIO_TRANSFER_MODE_BLOCK) || \
524                                              ((MODE) == SDIO_TRANSFER_MODE_STREAM))
525 /**
526   * @}
527   */
528 
529 /** @defgroup SDIO_LL_DPSM_State DPSM State
530   * @{
531   */
532 #define SDIO_DPSM_DISABLE                    0x00000000U
533 #define SDIO_DPSM_ENABLE                     SDIO_DCTRL_DTEN
534 
535 #define IS_SDIO_DPSM(DPSM) (((DPSM) == SDIO_DPSM_DISABLE) ||\
536                                     ((DPSM) == SDIO_DPSM_ENABLE))
537 /**
538   * @}
539   */
540 
541 /** @defgroup SDIO_LL_Read_Wait_Mode Read Wait Mode
542   * @{
543   */
544 #define SDIO_READ_WAIT_MODE_DATA2                0x00000000U
545 #define SDIO_READ_WAIT_MODE_CLK                  (SDIO_DCTRL_RWMOD)
546 
547 #define IS_SDIO_READWAIT_MODE(MODE) (((MODE) == SDIO_READ_WAIT_MODE_CLK) || \
548                                              ((MODE) == SDIO_READ_WAIT_MODE_DATA2))
549 /**
550   * @}
551   */
552 
553 /** @defgroup SDIO_LL_Interrupt_sources Interrupt Sources
554   * @{
555   */
556 #define SDIO_IT_CCRCFAIL                    SDIO_MASK_CCRCFAILIE
557 #define SDIO_IT_DCRCFAIL                    SDIO_MASK_DCRCFAILIE
558 #define SDIO_IT_CTIMEOUT                    SDIO_MASK_CTIMEOUTIE
559 #define SDIO_IT_DTIMEOUT                    SDIO_MASK_DTIMEOUTIE
560 #define SDIO_IT_TXUNDERR                    SDIO_MASK_TXUNDERRIE
561 #define SDIO_IT_RXOVERR                     SDIO_MASK_RXOVERRIE
562 #define SDIO_IT_CMDREND                     SDIO_MASK_CMDRENDIE
563 #define SDIO_IT_CMDSENT                     SDIO_MASK_CMDSENTIE
564 #define SDIO_IT_DATAEND                     SDIO_MASK_DATAENDIE
565 #define SDIO_IT_STBITERR                    SDIO_MASK_STBITERRIE
566 #define SDIO_IT_DBCKEND                     SDIO_MASK_DBCKENDIE
567 #define SDIO_IT_CMDACT                      SDIO_MASK_CMDACTIE
568 #define SDIO_IT_TXACT                       SDIO_MASK_TXACTIE
569 #define SDIO_IT_RXACT                       SDIO_MASK_RXACTIE
570 #define SDIO_IT_TXFIFOHE                    SDIO_MASK_TXFIFOHEIE
571 #define SDIO_IT_RXFIFOHF                    SDIO_MASK_RXFIFOHFIE
572 #define SDIO_IT_TXFIFOF                     SDIO_MASK_TXFIFOFIE
573 #define SDIO_IT_RXFIFOF                     SDIO_MASK_RXFIFOFIE
574 #define SDIO_IT_TXFIFOE                     SDIO_MASK_TXFIFOEIE
575 #define SDIO_IT_RXFIFOE                     SDIO_MASK_RXFIFOEIE
576 #define SDIO_IT_TXDAVL                      SDIO_MASK_TXDAVLIE
577 #define SDIO_IT_RXDAVL                      SDIO_MASK_RXDAVLIE
578 #define SDIO_IT_SDIOIT                      SDIO_MASK_SDIOITIE
579 #define SDIO_IT_CEATAEND                    SDIO_MASK_CEATAENDIE
580 /**
581   * @}
582   */
583 
584 /** @defgroup SDIO_LL_Flags Flags
585   * @{
586   */
587 #define SDIO_FLAG_CCRCFAIL                  SDIO_STA_CCRCFAIL
588 #define SDIO_FLAG_DCRCFAIL                  SDIO_STA_DCRCFAIL
589 #define SDIO_FLAG_CTIMEOUT                  SDIO_STA_CTIMEOUT
590 #define SDIO_FLAG_DTIMEOUT                  SDIO_STA_DTIMEOUT
591 #define SDIO_FLAG_TXUNDERR                  SDIO_STA_TXUNDERR
592 #define SDIO_FLAG_RXOVERR                   SDIO_STA_RXOVERR
593 #define SDIO_FLAG_CMDREND                   SDIO_STA_CMDREND
594 #define SDIO_FLAG_CMDSENT                   SDIO_STA_CMDSENT
595 #define SDIO_FLAG_DATAEND                   SDIO_STA_DATAEND
596 #define SDIO_FLAG_STBITERR                  SDIO_STA_STBITERR
597 #define SDIO_FLAG_DBCKEND                   SDIO_STA_DBCKEND
598 #define SDIO_FLAG_CMDACT                    SDIO_STA_CMDACT
599 #define SDIO_FLAG_TXACT                     SDIO_STA_TXACT
600 #define SDIO_FLAG_RXACT                     SDIO_STA_RXACT
601 #define SDIO_FLAG_TXFIFOHE                  SDIO_STA_TXFIFOHE
602 #define SDIO_FLAG_RXFIFOHF                  SDIO_STA_RXFIFOHF
603 #define SDIO_FLAG_TXFIFOF                   SDIO_STA_TXFIFOF
604 #define SDIO_FLAG_RXFIFOF                   SDIO_STA_RXFIFOF
605 #define SDIO_FLAG_TXFIFOE                   SDIO_STA_TXFIFOE
606 #define SDIO_FLAG_RXFIFOE                   SDIO_STA_RXFIFOE
607 #define SDIO_FLAG_TXDAVL                    SDIO_STA_TXDAVL
608 #define SDIO_FLAG_RXDAVL                    SDIO_STA_RXDAVL
609 #define SDIO_FLAG_SDIOIT                    SDIO_STA_SDIOIT
610 #define SDIO_FLAG_CEATAEND                  SDIO_STA_CEATAEND
611 #define SDIO_STATIC_FLAGS                   ((uint32_t)(SDIO_FLAG_CCRCFAIL | SDIO_FLAG_DCRCFAIL | SDIO_FLAG_CTIMEOUT |\
612                                                          SDIO_FLAG_DTIMEOUT | SDIO_FLAG_TXUNDERR | SDIO_FLAG_RXOVERR  |\
613                                                          SDIO_FLAG_CMDREND  | SDIO_FLAG_CMDSENT  | SDIO_FLAG_DATAEND  |\
614                                                          SDIO_FLAG_DBCKEND | SDIO_FLAG_SDIOIT))
615 
616 #define SDIO_STATIC_CMD_FLAGS               ((uint32_t)(SDIO_FLAG_CCRCFAIL | SDIO_FLAG_CTIMEOUT | SDIO_FLAG_CMDREND |\
617                                                          SDIO_FLAG_CMDSENT))
618 
619 #define SDIO_STATIC_DATA_FLAGS              ((uint32_t)(SDIO_FLAG_DCRCFAIL | SDIO_FLAG_DTIMEOUT | SDIO_FLAG_TXUNDERR |\
620                                                          SDIO_FLAG_RXOVERR  | SDIO_FLAG_DATAEND  | SDIO_FLAG_DBCKEND))
621 /**
622   * @}
623   */
624 
625 /**
626   * @}
627   */
628 
629 /* Exported macro ------------------------------------------------------------*/
630 /** @defgroup SDIO_LL_Exported_macros SDIO_LL Exported Macros
631   * @{
632   */
633 
634 /** @defgroup SDMMC_LL_Alias_Region Bit Address in the alias region
635   * @{
636   */
637 /* ------------ SDIO registers bit address in the alias region -------------- */
638 #define SDIO_OFFSET               (SDIO_BASE - PERIPH_BASE)
639 
640 /* --- CLKCR Register ---*/
641 /* Alias word address of CLKEN bit */
642 #define CLKCR_OFFSET              (SDIO_OFFSET + 0x04U)
643 #define CLKEN_BITNUMBER           0x08U
644 #define CLKCR_CLKEN_BB            (PERIPH_BB_BASE + (CLKCR_OFFSET * 32U) + (CLKEN_BITNUMBER * 4U))
645 
646 /* --- CMD Register ---*/
647 /* Alias word address of SDIOSUSPEND bit */
648 #define CMD_OFFSET                (SDIO_OFFSET + 0x0CU)
649 #define SDIOSUSPEND_BITNUMBER     0x0BU
650 #define CMD_SDIOSUSPEND_BB        (PERIPH_BB_BASE + (CMD_OFFSET * 32U) + (SDIOSUSPEND_BITNUMBER * 4U))
651 
652 /* Alias word address of ENCMDCOMPL bit */
653 #define ENCMDCOMPL_BITNUMBER      0x0CU
654 #define CMD_ENCMDCOMPL_BB         (PERIPH_BB_BASE + (CMD_OFFSET * 32U) + (ENCMDCOMPL_BITNUMBER * 4U))
655 
656 /* Alias word address of NIEN bit */
657 #define NIEN_BITNUMBER            0x0DU
658 #define CMD_NIEN_BB               (PERIPH_BB_BASE + (CMD_OFFSET * 32U) + (NIEN_BITNUMBER * 4U))
659 
660 /* Alias word address of ATACMD bit */
661 #define ATACMD_BITNUMBER          0x0EU
662 #define CMD_ATACMD_BB             (PERIPH_BB_BASE + (CMD_OFFSET * 32U) + (ATACMD_BITNUMBER * 4U))
663 
664 /* --- DCTRL Register ---*/
665 /* Alias word address of DMAEN bit */
666 #define DCTRL_OFFSET              (SDIO_OFFSET + 0x2CU)
667 #define DMAEN_BITNUMBER           0x03U
668 #define DCTRL_DMAEN_BB            (PERIPH_BB_BASE + (DCTRL_OFFSET * 32U) + (DMAEN_BITNUMBER * 4U))
669 
670 /* Alias word address of RWSTART bit */
671 #define RWSTART_BITNUMBER         0x08U
672 #define DCTRL_RWSTART_BB          (PERIPH_BB_BASE + (DCTRL_OFFSET * 32U) + (RWSTART_BITNUMBER * 4U))
673 
674 /* Alias word address of RWSTOP bit */
675 #define RWSTOP_BITNUMBER          0x09U
676 #define DCTRL_RWSTOP_BB           (PERIPH_BB_BASE + (DCTRL_OFFSET * 32U) + (RWSTOP_BITNUMBER * 4U))
677 
678 /* Alias word address of RWMOD bit */
679 #define RWMOD_BITNUMBER           0x0AU
680 #define DCTRL_RWMOD_BB            (PERIPH_BB_BASE + (DCTRL_OFFSET * 32U) + (RWMOD_BITNUMBER * 4U))
681 
682 /* Alias word address of SDIOEN bit */
683 #define SDIOEN_BITNUMBER          0x0BU
684 #define DCTRL_SDIOEN_BB           (PERIPH_BB_BASE + (DCTRL_OFFSET * 32U) + (SDIOEN_BITNUMBER * 4U))
685 /**
686   * @}
687   */
688 
689 /** @defgroup SDIO_LL_Register Bits And Addresses Definitions
690   * @brief SDIO_LL registers bit address in the alias region
691   * @{
692   */
693 /* ---------------------- SDIO registers bit mask --------------------------- */
694 /* --- CLKCR Register ---*/
695 /* CLKCR register clear mask */
696 #define CLKCR_CLEAR_MASK         ((uint32_t)(SDIO_CLKCR_CLKDIV  | SDIO_CLKCR_PWRSAV |\
697                                              SDIO_CLKCR_BYPASS  | SDIO_CLKCR_WIDBUS |\
698                                              SDIO_CLKCR_NEGEDGE | SDIO_CLKCR_HWFC_EN))
699 
700 /* --- DCTRL Register ---*/
701 /* SDIO DCTRL Clear Mask */
702 #define DCTRL_CLEAR_MASK         ((uint32_t)(SDIO_DCTRL_DTEN    | SDIO_DCTRL_DTDIR |\
703                                              SDIO_DCTRL_DTMODE  | SDIO_DCTRL_DBLOCKSIZE))
704 
705 /* --- CMD Register ---*/
706 /* CMD Register clear mask */
707 #define CMD_CLEAR_MASK           ((uint32_t)(SDIO_CMD_CMDINDEX | SDIO_CMD_WAITRESP |\
708                                              SDIO_CMD_WAITINT  | SDIO_CMD_WAITPEND |\
709                                              SDIO_CMD_CPSMEN   | SDIO_CMD_SDIOSUSPEND))
710 
711 /* SDIO Initialization Frequency (400KHz max) */
712 #define SDIO_INIT_CLK_DIV     ((uint8_t)0x76)    /* 48MHz / (SDMMC_INIT_CLK_DIV + 2) < 400KHz */
713 
714 /* SDIO Data Transfer Frequency (25MHz max) */
715 #define SDIO_TRANSFER_CLK_DIV ((uint8_t)0x2)
716 /**
717   * @}
718   */
719 
720 /** @defgroup SDIO_LL_Interrupt_Clock Interrupt And Clock Configuration
721  *  @brief macros to handle interrupts and specific clock configurations
722  * @{
723  */
724 
725 /**
726   * @brief  Enable the SDIO device.
727   * @param  __INSTANCE__: SDIO Instance
728   * @retval None
729   */
730 #define __SDIO_ENABLE(__INSTANCE__)  (*(__IO uint32_t *)CLKCR_CLKEN_BB = ENABLE)
731 
732 /**
733   * @brief  Disable the SDIO device.
734   * @param  __INSTANCE__: SDIO Instance
735   * @retval None
736   */
737 #define __SDIO_DISABLE(__INSTANCE__)  (*(__IO uint32_t *)CLKCR_CLKEN_BB = DISABLE)
738 
739 /**
740   * @brief  Enable the SDIO DMA transfer.
741   * @param  __INSTANCE__: SDIO Instance
742   * @retval None
743   */
744 #define __SDIO_DMA_ENABLE(__INSTANCE__)  (*(__IO uint32_t *)DCTRL_DMAEN_BB = ENABLE)
745 
746 /**
747   * @brief  Disable the SDIO DMA transfer.
748   * @param  __INSTANCE__: SDIO Instance
749   * @retval None
750   */
751 #define __SDIO_DMA_DISABLE(__INSTANCE__)  (*(__IO uint32_t *)DCTRL_DMAEN_BB = DISABLE)
752 
753 /**
754   * @brief  Enable the SDIO device interrupt.
755   * @param  __INSTANCE__ : Pointer to SDIO register base
756   * @param  __INTERRUPT__ : specifies the SDIO interrupt sources to be enabled.
757   *         This parameter can be one or a combination of the following values:
758   *            @arg SDIO_IT_CCRCFAIL: Command response received (CRC check failed) interrupt
759   *            @arg SDIO_IT_DCRCFAIL: Data block sent/received (CRC check failed) interrupt
760   *            @arg SDIO_IT_CTIMEOUT: Command response timeout interrupt
761   *            @arg SDIO_IT_DTIMEOUT: Data timeout interrupt
762   *            @arg SDIO_IT_TXUNDERR: Transmit FIFO underrun error interrupt
763   *            @arg SDIO_IT_RXOVERR:  Received FIFO overrun error interrupt
764   *            @arg SDIO_IT_CMDREND:  Command response received (CRC check passed) interrupt
765   *            @arg SDIO_IT_CMDSENT:  Command sent (no response required) interrupt
766   *            @arg SDIO_IT_DATAEND:  Data end (data counter, DATACOUNT, is zero) interrupt
767   *            @arg SDIO_IT_DBCKEND:  Data block sent/received (CRC check passed) interrupt
768   *            @arg SDIO_IT_CMDACT:   Command transfer in progress interrupt
769   *            @arg SDIO_IT_TXACT:    Data transmit in progress interrupt
770   *            @arg SDIO_IT_RXACT:    Data receive in progress interrupt
771   *            @arg SDIO_IT_TXFIFOHE: Transmit FIFO Half Empty interrupt
772   *            @arg SDIO_IT_RXFIFOHF: Receive FIFO Half Full interrupt
773   *            @arg SDIO_IT_TXFIFOF:  Transmit FIFO full interrupt
774   *            @arg SDIO_IT_RXFIFOF:  Receive FIFO full interrupt
775   *            @arg SDIO_IT_TXFIFOE:  Transmit FIFO empty interrupt
776   *            @arg SDIO_IT_RXFIFOE:  Receive FIFO empty interrupt
777   *            @arg SDIO_IT_TXDAVL:   Data available in transmit FIFO interrupt
778   *            @arg SDIO_IT_RXDAVL:   Data available in receive FIFO interrupt
779   *            @arg SDIO_IT_SDIOIT:   SDIO interrupt received interrupt
780   * @retval None
781   */
782 #define __SDIO_ENABLE_IT(__INSTANCE__, __INTERRUPT__)  ((__INSTANCE__)->MASK |= (__INTERRUPT__))
783 
784 /**
785   * @brief  Disable the SDIO device interrupt.
786   * @param  __INSTANCE__ : Pointer to SDIO register base
787   * @param  __INTERRUPT__ : specifies the SDIO interrupt sources to be disabled.
788   *          This parameter can be one or a combination of the following values:
789   *            @arg SDIO_IT_CCRCFAIL: Command response received (CRC check failed) interrupt
790   *            @arg SDIO_IT_DCRCFAIL: Data block sent/received (CRC check failed) interrupt
791   *            @arg SDIO_IT_CTIMEOUT: Command response timeout interrupt
792   *            @arg SDIO_IT_DTIMEOUT: Data timeout interrupt
793   *            @arg SDIO_IT_TXUNDERR: Transmit FIFO underrun error interrupt
794   *            @arg SDIO_IT_RXOVERR:  Received FIFO overrun error interrupt
795   *            @arg SDIO_IT_CMDREND:  Command response received (CRC check passed) interrupt
796   *            @arg SDIO_IT_CMDSENT:  Command sent (no response required) interrupt
797   *            @arg SDIO_IT_DATAEND:  Data end (data counter, DATACOUNT, is zero) interrupt
798   *            @arg SDIO_IT_DBCKEND:  Data block sent/received (CRC check passed) interrupt
799   *            @arg SDIO_IT_CMDACT:   Command transfer in progress interrupt
800   *            @arg SDIO_IT_TXACT:    Data transmit in progress interrupt
801   *            @arg SDIO_IT_RXACT:    Data receive in progress interrupt
802   *            @arg SDIO_IT_TXFIFOHE: Transmit FIFO Half Empty interrupt
803   *            @arg SDIO_IT_RXFIFOHF: Receive FIFO Half Full interrupt
804   *            @arg SDIO_IT_TXFIFOF:  Transmit FIFO full interrupt
805   *            @arg SDIO_IT_RXFIFOF:  Receive FIFO full interrupt
806   *            @arg SDIO_IT_TXFIFOE:  Transmit FIFO empty interrupt
807   *            @arg SDIO_IT_RXFIFOE:  Receive FIFO empty interrupt
808   *            @arg SDIO_IT_TXDAVL:   Data available in transmit FIFO interrupt
809   *            @arg SDIO_IT_RXDAVL:   Data available in receive FIFO interrupt
810   *            @arg SDIO_IT_SDIOIT:   SDIO interrupt received interrupt
811   * @retval None
812   */
813 #define __SDIO_DISABLE_IT(__INSTANCE__, __INTERRUPT__)  ((__INSTANCE__)->MASK &= ~(__INTERRUPT__))
814 
815 /**
816   * @brief  Checks whether the specified SDIO flag is set or not.
817   * @param  __INSTANCE__ : Pointer to SDIO register base
818   * @param  __FLAG__: specifies the flag to check.
819   *          This parameter can be one of the following values:
820   *            @arg SDIO_FLAG_CCRCFAIL: Command response received (CRC check failed)
821   *            @arg SDIO_FLAG_DCRCFAIL: Data block sent/received (CRC check failed)
822   *            @arg SDIO_FLAG_CTIMEOUT: Command response timeout
823   *            @arg SDIO_FLAG_DTIMEOUT: Data timeout
824   *            @arg SDIO_FLAG_TXUNDERR: Transmit FIFO underrun error
825   *            @arg SDIO_FLAG_RXOVERR:  Received FIFO overrun error
826   *            @arg SDIO_FLAG_CMDREND:  Command response received (CRC check passed)
827   *            @arg SDIO_FLAG_CMDSENT:  Command sent (no response required)
828   *            @arg SDIO_FLAG_DATAEND:  Data end (data counter, DATACOUNT, is zero)
829   *            @arg SDIO_FLAG_DBCKEND:  Data block sent/received (CRC check passed)
830   *            @arg SDIO_FLAG_CMDACT:   Command transfer in progress
831   *            @arg SDIO_FLAG_TXACT:    Data transmit in progress
832   *            @arg SDIO_FLAG_RXACT:    Data receive in progress
833   *            @arg SDIO_FLAG_TXFIFOHE: Transmit FIFO Half Empty
834   *            @arg SDIO_FLAG_RXFIFOHF: Receive FIFO Half Full
835   *            @arg SDIO_FLAG_TXFIFOF:  Transmit FIFO full
836   *            @arg SDIO_FLAG_RXFIFOF:  Receive FIFO full
837   *            @arg SDIO_FLAG_TXFIFOE:  Transmit FIFO empty
838   *            @arg SDIO_FLAG_RXFIFOE:  Receive FIFO empty
839   *            @arg SDIO_FLAG_TXDAVL:   Data available in transmit FIFO
840   *            @arg SDIO_FLAG_RXDAVL:   Data available in receive FIFO
841   *            @arg SDIO_FLAG_SDIOIT:   SDIO interrupt received
842   * @retval The new state of SDIO_FLAG (SET or RESET).
843   */
844 #define __SDIO_GET_FLAG(__INSTANCE__, __FLAG__)  (((__INSTANCE__)->STA &(__FLAG__)) != 0U)
845 
846 
847 /**
848   * @brief  Clears the SDIO pending flags.
849   * @param  __INSTANCE__ : Pointer to SDIO register base
850   * @param  __FLAG__: specifies the flag to clear.
851   *          This parameter can be one or a combination of the following values:
852   *            @arg SDIO_FLAG_CCRCFAIL: Command response received (CRC check failed)
853   *            @arg SDIO_FLAG_DCRCFAIL: Data block sent/received (CRC check failed)
854   *            @arg SDIO_FLAG_CTIMEOUT: Command response timeout
855   *            @arg SDIO_FLAG_DTIMEOUT: Data timeout
856   *            @arg SDIO_FLAG_TXUNDERR: Transmit FIFO underrun error
857   *            @arg SDIO_FLAG_RXOVERR:  Received FIFO overrun error
858   *            @arg SDIO_FLAG_CMDREND:  Command response received (CRC check passed)
859   *            @arg SDIO_FLAG_CMDSENT:  Command sent (no response required)
860   *            @arg SDIO_FLAG_DATAEND:  Data end (data counter, DATACOUNT, is zero)
861   *            @arg SDIO_FLAG_DBCKEND:  Data block sent/received (CRC check passed)
862   *            @arg SDIO_FLAG_SDIOIT:   SDIO interrupt received
863   * @retval None
864   */
865 #define __SDIO_CLEAR_FLAG(__INSTANCE__, __FLAG__)  ((__INSTANCE__)->ICR = (__FLAG__))
866 
867 /**
868   * @brief  Checks whether the specified SDIO interrupt has occurred or not.
869   * @param  __INSTANCE__ : Pointer to SDIO register base
870   * @param  __INTERRUPT__: specifies the SDIO interrupt source to check.
871   *          This parameter can be one of the following values:
872   *            @arg SDIO_IT_CCRCFAIL: Command response received (CRC check failed) interrupt
873   *            @arg SDIO_IT_DCRCFAIL: Data block sent/received (CRC check failed) interrupt
874   *            @arg SDIO_IT_CTIMEOUT: Command response timeout interrupt
875   *            @arg SDIO_IT_DTIMEOUT: Data timeout interrupt
876   *            @arg SDIO_IT_TXUNDERR: Transmit FIFO underrun error interrupt
877   *            @arg SDIO_IT_RXOVERR:  Received FIFO overrun error interrupt
878   *            @arg SDIO_IT_CMDREND:  Command response received (CRC check passed) interrupt
879   *            @arg SDIO_IT_CMDSENT:  Command sent (no response required) interrupt
880   *            @arg SDIO_IT_DATAEND:  Data end (data counter, DATACOUNT, is zero) interrupt
881   *            @arg SDIO_IT_DBCKEND:  Data block sent/received (CRC check passed) interrupt
882   *            @arg SDIO_IT_CMDACT:   Command transfer in progress interrupt
883   *            @arg SDIO_IT_TXACT:    Data transmit in progress interrupt
884   *            @arg SDIO_IT_RXACT:    Data receive in progress interrupt
885   *            @arg SDIO_IT_TXFIFOHE: Transmit FIFO Half Empty interrupt
886   *            @arg SDIO_IT_RXFIFOHF: Receive FIFO Half Full interrupt
887   *            @arg SDIO_IT_TXFIFOF:  Transmit FIFO full interrupt
888   *            @arg SDIO_IT_RXFIFOF:  Receive FIFO full interrupt
889   *            @arg SDIO_IT_TXFIFOE:  Transmit FIFO empty interrupt
890   *            @arg SDIO_IT_RXFIFOE:  Receive FIFO empty interrupt
891   *            @arg SDIO_IT_TXDAVL:   Data available in transmit FIFO interrupt
892   *            @arg SDIO_IT_RXDAVL:   Data available in receive FIFO interrupt
893   *            @arg SDIO_IT_SDIOIT:   SDIO interrupt received interrupt
894   * @retval The new state of SDIO_IT (SET or RESET).
895   */
896 #define __SDIO_GET_IT  (__INSTANCE__, __INTERRUPT__)  (((__INSTANCE__)->STA &(__INTERRUPT__)) == (__INTERRUPT__))
897 
898 /**
899   * @brief  Clears the SDIO's interrupt pending bits.
900   * @param  __INSTANCE__ : Pointer to SDIO register base
901   * @param  __INTERRUPT__: specifies the interrupt pending bit to clear.
902   *          This parameter can be one or a combination of the following values:
903   *            @arg SDIO_IT_CCRCFAIL: Command response received (CRC check failed) interrupt
904   *            @arg SDIO_IT_DCRCFAIL: Data block sent/received (CRC check failed) interrupt
905   *            @arg SDIO_IT_CTIMEOUT: Command response timeout interrupt
906   *            @arg SDIO_IT_DTIMEOUT: Data timeout interrupt
907   *            @arg SDIO_IT_TXUNDERR: Transmit FIFO underrun error interrupt
908   *            @arg SDIO_IT_RXOVERR:  Received FIFO overrun error interrupt
909   *            @arg SDIO_IT_CMDREND:  Command response received (CRC check passed) interrupt
910   *            @arg SDIO_IT_CMDSENT:  Command sent (no response required) interrupt
911   *            @arg SDIO_IT_DATAEND:  Data end (data counter, DATACOUNT, is zero) interrupt
912   *            @arg SDIO_IT_SDIOIT:   SDIO interrupt received interrupt
913   * @retval None
914   */
915 #define __SDIO_CLEAR_IT(__INSTANCE__, __INTERRUPT__)  ((__INSTANCE__)->ICR = (__INTERRUPT__))
916 
917 /**
918   * @brief  Enable Start the SD I/O Read Wait operation.
919   * @param  __INSTANCE__ : Pointer to SDIO register base
920   * @retval None
921   */
922 #define __SDIO_START_READWAIT_ENABLE(__INSTANCE__)  (*(__IO uint32_t *) DCTRL_RWSTART_BB = ENABLE)
923 
924 /**
925   * @brief  Disable Start the SD I/O Read Wait operations.
926   * @param  __INSTANCE__ : Pointer to SDIO register base
927   * @retval None
928   */
929 #define __SDIO_START_READWAIT_DISABLE(__INSTANCE__)  (*(__IO uint32_t *) DCTRL_RWSTART_BB = DISABLE)
930 
931 /**
932   * @brief  Enable Start the SD I/O Read Wait operation.
933   * @param  __INSTANCE__ : Pointer to SDIO register base
934   * @retval None
935   */
936 #define __SDIO_STOP_READWAIT_ENABLE(__INSTANCE__)  (*(__IO uint32_t *) DCTRL_RWSTOP_BB = ENABLE)
937 
938 /**
939   * @brief  Disable Stop the SD I/O Read Wait operations.
940   * @param  __INSTANCE__ : Pointer to SDIO register base
941   * @retval None
942   */
943 #define __SDIO_STOP_READWAIT_DISABLE(__INSTANCE__)  (*(__IO uint32_t *) DCTRL_RWSTOP_BB = DISABLE)
944 
945 /**
946   * @brief  Enable the SD I/O Mode Operation.
947   * @param  __INSTANCE__ : Pointer to SDIO register base
948   * @retval None
949   */
950 #define __SDIO_OPERATION_ENABLE(__INSTANCE__)  (*(__IO uint32_t *) DCTRL_SDIOEN_BB = ENABLE)
951 
952 /**
953   * @brief  Disable the SD I/O Mode Operation.
954   * @param  __INSTANCE__ : Pointer to SDIO register base
955   * @retval None
956   */
957 #define __SDIO_OPERATION_DISABLE(__INSTANCE__)  (*(__IO uint32_t *) DCTRL_SDIOEN_BB = DISABLE)
958 
959 /**
960   * @brief  Enable the SD I/O Suspend command sending.
961   * @param  __INSTANCE__ : Pointer to SDIO register base
962   * @retval None
963   */
964 #define __SDIO_SUSPEND_CMD_ENABLE(__INSTANCE__)  (*(__IO uint32_t *) CMD_SDIOSUSPEND_BB = ENABLE)
965 
966 /**
967   * @brief  Disable the SD I/O Suspend command sending.
968   * @param  __INSTANCE__ : Pointer to SDIO register base
969   * @retval None
970   */
971 #define __SDIO_SUSPEND_CMD_DISABLE(__INSTANCE__)  (*(__IO uint32_t *) CMD_SDIOSUSPEND_BB = DISABLE)
972 
973 /**
974   * @brief  Enable the command completion signal.
975   * @retval None
976   */
977 #define __SDIO_CEATA_CMD_COMPLETION_ENABLE()   (*(__IO uint32_t *) CMD_ENCMDCOMPL_BB = ENABLE)
978 
979 /**
980   * @brief  Disable the command completion signal.
981   * @retval None
982   */
983 #define __SDIO_CEATA_CMD_COMPLETION_DISABLE()   (*(__IO uint32_t *) CMD_ENCMDCOMPL_BB = DISABLE)
984 
985 /**
986   * @brief  Enable the CE-ATA interrupt.
987   * @retval None
988   */
989 #define __SDIO_CEATA_ENABLE_IT()   (*(__IO uint32_t *) CMD_NIEN_BB = (uint32_t)0U)
990 
991 /**
992   * @brief  Disable the CE-ATA interrupt.
993   * @retval None
994   */
995 #define __SDIO_CEATA_DISABLE_IT()   (*(__IO uint32_t *) CMD_NIEN_BB = (uint32_t)1U)
996 
997 /**
998   * @brief  Enable send CE-ATA command (CMD61).
999   * @retval None
1000   */
1001 #define __SDIO_CEATA_SENDCMD_ENABLE()   (*(__IO uint32_t *) CMD_ATACMD_BB = ENABLE)
1002 
1003 /**
1004   * @brief  Disable send CE-ATA command (CMD61).
1005   * @retval None
1006   */
1007 #define __SDIO_CEATA_SENDCMD_DISABLE()   (*(__IO uint32_t *) CMD_ATACMD_BB = DISABLE)
1008 
1009 /**
1010   * @}
1011   */
1012 
1013 /**
1014   * @}
1015   */
1016 
1017 /* Exported functions --------------------------------------------------------*/
1018 /** @addtogroup SDMMC_LL_Exported_Functions
1019   * @{
1020   */
1021 
1022 /* Initialization/de-initialization functions  **********************************/
1023 /** @addtogroup HAL_SDMMC_LL_Group1
1024   * @{
1025   */
1026 HAL_StatusTypeDef SDIO_Init(SDIO_TypeDef *SDIOx, SDIO_InitTypeDef Init);
1027 /**
1028   * @}
1029   */
1030 
1031 /* I/O operation functions  *****************************************************/
1032 /** @addtogroup HAL_SDMMC_LL_Group2
1033   * @{
1034   */
1035 uint32_t          SDIO_ReadFIFO(SDIO_TypeDef *SDIOx);
1036 HAL_StatusTypeDef SDIO_WriteFIFO(SDIO_TypeDef *SDIOx, uint32_t *pWriteData);
1037 /**
1038   * @}
1039   */
1040 
1041 /* Peripheral Control functions  ************************************************/
1042 /** @addtogroup HAL_SDMMC_LL_Group3
1043   * @{
1044   */
1045 HAL_StatusTypeDef SDIO_PowerState_ON(SDIO_TypeDef *SDIOx);
1046 HAL_StatusTypeDef SDIO_PowerState_OFF(SDIO_TypeDef *SDIOx);
1047 uint32_t          SDIO_GetPowerState(SDIO_TypeDef *SDIOx);
1048 
1049 /* Command path state machine (CPSM) management functions */
1050 HAL_StatusTypeDef SDIO_SendCommand(SDIO_TypeDef *SDIOx, SDIO_CmdInitTypeDef *Command);
1051 uint8_t           SDIO_GetCommandResponse(SDIO_TypeDef *SDIOx);
1052 uint32_t          SDIO_GetResponse(SDIO_TypeDef *SDIOx, uint32_t Response);
1053 
1054 /* Data path state machine (DPSM) management functions */
1055 HAL_StatusTypeDef SDIO_ConfigData(SDIO_TypeDef *SDIOx, SDIO_DataInitTypeDef* Data);
1056 uint32_t          SDIO_GetDataCounter(SDIO_TypeDef *SDIOx);
1057 uint32_t          SDIO_GetFIFOCount(SDIO_TypeDef *SDIOx);
1058 
1059 /* SDMMC Cards mode management functions */
1060 HAL_StatusTypeDef SDIO_SetSDMMCReadWaitMode(SDIO_TypeDef *SDIOx, uint32_t SDIO_ReadWaitMode);
1061 /**
1062   * @}
1063   */
1064 
1065 /* SDMMC Commands management functions */
1066 /** @addtogroup HAL_SDMMC_LL_Group4
1067   * @{
1068   */
1069 uint32_t SDMMC_CmdBlockLength(SDIO_TypeDef *SDIOx, uint32_t BlockSize);
1070 uint32_t SDMMC_CmdReadSingleBlock(SDIO_TypeDef *SDIOx, uint32_t ReadAdd);
1071 uint32_t SDMMC_CmdReadMultiBlock(SDIO_TypeDef *SDIOx, uint32_t ReadAdd);
1072 uint32_t SDMMC_CmdWriteSingleBlock(SDIO_TypeDef *SDIOx, uint32_t WriteAdd);
1073 uint32_t SDMMC_CmdWriteMultiBlock(SDIO_TypeDef *SDIOx, uint32_t WriteAdd);
1074 uint32_t SDMMC_CmdEraseStartAdd(SDIO_TypeDef *SDIOx, uint32_t StartAdd);
1075 uint32_t SDMMC_CmdSDEraseStartAdd(SDIO_TypeDef *SDIOx, uint32_t StartAdd);
1076 uint32_t SDMMC_CmdEraseEndAdd(SDIO_TypeDef *SDIOx, uint32_t EndAdd);
1077 uint32_t SDMMC_CmdSDEraseEndAdd(SDIO_TypeDef *SDIOx, uint32_t EndAdd);
1078 uint32_t SDMMC_CmdErase(SDIO_TypeDef *SDIOx);
1079 uint32_t SDMMC_CmdStopTransfer(SDIO_TypeDef *SDIOx);
1080 uint32_t SDMMC_CmdSelDesel(SDIO_TypeDef *SDIOx, uint64_t Addr);
1081 uint32_t SDMMC_CmdGoIdleState(SDIO_TypeDef *SDIOx);
1082 uint32_t SDMMC_CmdOperCond(SDIO_TypeDef *SDIOx);
1083 uint32_t SDMMC_CmdAppCommand(SDIO_TypeDef *SDIOx, uint32_t Argument);
1084 uint32_t SDMMC_CmdAppOperCommand(SDIO_TypeDef *SDIOx, uint32_t Argument);
1085 uint32_t SDMMC_CmdBusWidth(SDIO_TypeDef *SDIOx, uint32_t BusWidth);
1086 uint32_t SDMMC_CmdSendSCR(SDIO_TypeDef *SDIOx);
1087 uint32_t SDMMC_CmdSendCID(SDIO_TypeDef *SDIOx);
1088 uint32_t SDMMC_CmdSendCSD(SDIO_TypeDef *SDIOx, uint32_t Argument);
1089 uint32_t SDMMC_CmdSetRelAdd(SDIO_TypeDef *SDIOx, uint16_t *pRCA);
1090 uint32_t SDMMC_CmdSetRelAddMmc(SDIO_TypeDef *SDIOx, uint16_t RCA);
1091 uint32_t SDMMC_CmdSendStatus(SDIO_TypeDef *SDIOx, uint32_t Argument);
1092 uint32_t SDMMC_CmdStatusRegister(SDIO_TypeDef *SDIOx);
1093 uint32_t SDMMC_CmdOpCondition(SDIO_TypeDef *SDIOx, uint32_t Argument);
1094 uint32_t SDMMC_CmdSwitch(SDIO_TypeDef *SDIOx, uint32_t Argument);
1095 uint32_t SDMMC_CmdSendEXTCSD(SDIO_TypeDef *SDIOx, uint32_t Argument);
1096 /**
1097   * @}
1098   */
1099 
1100 /* SDMMC Responses management functions *****************************************/
1101 /** @addtogroup HAL_SDMMC_LL_Group5
1102   * @{
1103   */
1104 uint32_t SDMMC_GetCmdResp1(SDIO_TypeDef *SDIOx, uint8_t SD_CMD, uint32_t Timeout);
1105 uint32_t SDMMC_GetCmdResp2(SDIO_TypeDef *SDIOx);
1106 uint32_t SDMMC_GetCmdResp3(SDIO_TypeDef *SDIOx);
1107 uint32_t SDMMC_GetCmdResp6(SDIO_TypeDef *SDIOx, uint8_t SD_CMD, uint16_t *pRCA);
1108 uint32_t SDMMC_GetCmdResp7(SDIO_TypeDef *SDIOx);
1109 /**
1110   * @}
1111   */
1112 
1113 /**
1114   * @}
1115   */
1116 
1117 /**
1118   * @}
1119   */
1120 
1121 /**
1122   * @}
1123   */
1124 
1125 #endif /* SDIO */
1126 
1127 #ifdef __cplusplus
1128 }
1129 #endif
1130 
1131 #endif /* STM32F2xx_LL_SDMMC_H */
1132