amiro-blt / Target / Demo / ARMCM4_STM32F405_Power_Management_GCC / Boot / lib / fatfs / mmc.c @ 69661903
History | View | Annotate | Download (108 KB)
1 |
/****************************************************************************************
|
---|---|
2 |
| Project Name: Application Development using the Olimex STM32-E407 board
|
3 |
| Description: Disk I/O source file for FatFS configured for an MMC card on SDIO.
|
4 |
| File Name: mmc.c
|
5 |
| Notes: The SDIO interface was derived from the SDCARD example that comes with
|
6 |
| the Standard Peripheral Library from STMicroelectronics as falls under
|
7 |
| their copyright and license. By using this file you agree to:
|
8 |
|
|
9 |
| COPYRIGHT 2013 STMicroelectronics
|
10 |
|
|
11 |
| Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
|
12 |
| You may not use this file except in compliance with the License.
|
13 |
| You may obtain a copy of the License at:
|
14 |
|
|
15 |
| http://www.st.com/software_license_agreement_liberty_v2
|
16 |
|
|
17 |
| Unless required by applicable law or agreed to in writing, software
|
18 |
| distributed under the License is distributed on an "AS IS" BASIS,
|
19 |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
20 |
| See the License for the specific language governing permissions and
|
21 |
| limitations under the License.
|
22 |
|
|
23 |
|****************************************************************************************/
|
24 |
|
25 |
|
26 |
/****************************************************************************************
|
27 |
* Include files
|
28 |
****************************************************************************************/
|
29 |
#include <string.h> |
30 |
#include "diskio.h" |
31 |
#include "stm32f4xx.h" |
32 |
|
33 |
/****************************************************************************************
|
34 |
* Type definitions
|
35 |
****************************************************************************************/
|
36 |
/**
|
37 |
* @brief SDIO specific error defines
|
38 |
*/
|
39 |
typedef enum |
40 |
{ |
41 |
SD_CMD_CRC_FAIL = (1), /*!< Command response received (but CRC check failed) */ |
42 |
SD_DATA_CRC_FAIL = (2), /*!< Data bock sent/received (CRC check Failed) */ |
43 |
SD_CMD_RSP_TIMEOUT = (3), /*!< Command response timeout */ |
44 |
SD_DATA_TIMEOUT = (4), /*!< Data time out */ |
45 |
SD_TX_UNDERRUN = (5), /*!< Transmit FIFO under-run */ |
46 |
SD_RX_OVERRUN = (6), /*!< Receive FIFO over-run */ |
47 |
SD_START_BIT_ERR = (7), /*!< Start bit not detected on all data signals in widE bus mode */ |
48 |
SD_CMD_OUT_OF_RANGE = (8), /*!< CMD's argument was out of range.*/ |
49 |
SD_ADDR_MISALIGNED = (9), /*!< Misaligned address */ |
50 |
SD_BLOCK_LEN_ERR = (10), /*!< Transferred block length is not allowed for the card or the number of transferred bytes does not match the block length */ |
51 |
SD_ERASE_SEQ_ERR = (11), /*!< An error in the sequence of erase command occurs.*/ |
52 |
SD_BAD_ERASE_PARAM = (12), /*!< An Invalid selection for erase groups */ |
53 |
SD_WRITE_PROT_VIOLATION = (13), /*!< Attempt to program a write protect block */ |
54 |
SD_LOCK_UNLOCK_FAILED = (14), /*!< Sequence or password error has been detected in unlock command or if there was an attempt to access a locked card */ |
55 |
SD_COM_CRC_FAILED = (15), /*!< CRC check of the previous command failed */ |
56 |
SD_ILLEGAL_CMD = (16), /*!< Command is not legal for the card state */ |
57 |
SD_CARD_ECC_FAILED = (17), /*!< Card internal ECC was applied but failed to correct the data */ |
58 |
SD_CC_ERROR = (18), /*!< Internal card controller error */ |
59 |
SD_GENERAL_UNKNOWN_ERROR = (19), /*!< General or Unknown error */ |
60 |
SD_STREAM_READ_UNDERRUN = (20), /*!< The card could not sustain data transfer in stream read operation. */ |
61 |
SD_STREAM_WRITE_OVERRUN = (21), /*!< The card could not sustain data programming in stream mode */ |
62 |
SD_CID_CSD_OVERWRITE = (22), /*!< CID/CSD overwrite error */ |
63 |
SD_WP_ERASE_SKIP = (23), /*!< only partial address space was erased */ |
64 |
SD_CARD_ECC_DISABLED = (24), /*!< Command has been executed without using internal ECC */ |
65 |
SD_ERASE_RESET = (25), /*!< Erase sequence was cleared before executing because an out of erase sequence command was received */ |
66 |
SD_AKE_SEQ_ERROR = (26), /*!< Error in sequence of authentication. */ |
67 |
SD_INVALID_VOLTRANGE = (27),
|
68 |
SD_ADDR_OUT_OF_RANGE = (28),
|
69 |
SD_SWITCH_ERROR = (29),
|
70 |
SD_SDIO_DISABLED = (30),
|
71 |
SD_SDIO_FUNCTION_BUSY = (31),
|
72 |
SD_SDIO_FUNCTION_FAILED = (32),
|
73 |
SD_SDIO_UNKNOWN_FUNCTION = (33),
|
74 |
|
75 |
/**
|
76 |
* @brief Standard error defines
|
77 |
*/
|
78 |
SD_INTERNAL_ERROR, |
79 |
SD_NOT_CONFIGURED, |
80 |
SD_REQUEST_PENDING, |
81 |
SD_REQUEST_NOT_APPLICABLE, |
82 |
SD_INVALID_PARAMETER, |
83 |
SD_UNSUPPORTED_FEATURE, |
84 |
SD_UNSUPPORTED_HW, |
85 |
SD_ERROR, |
86 |
SD_OK = 0
|
87 |
} SD_Error; |
88 |
|
89 |
/**
|
90 |
* @brief SDIO Transfer state
|
91 |
*/
|
92 |
typedef enum |
93 |
{ |
94 |
SD_TRANSFER_OK = 0,
|
95 |
SD_TRANSFER_BUSY = 1,
|
96 |
SD_TRANSFER_ERROR |
97 |
} SDTransferState; |
98 |
|
99 |
/**
|
100 |
* @brief SD Card States
|
101 |
*/
|
102 |
typedef enum |
103 |
{ |
104 |
SD_CARD_READY = ((uint32_t)0x00000001),
|
105 |
SD_CARD_IDENTIFICATION = ((uint32_t)0x00000002),
|
106 |
SD_CARD_STANDBY = ((uint32_t)0x00000003),
|
107 |
SD_CARD_TRANSFER = ((uint32_t)0x00000004),
|
108 |
SD_CARD_SENDING = ((uint32_t)0x00000005),
|
109 |
SD_CARD_RECEIVING = ((uint32_t)0x00000006),
|
110 |
SD_CARD_PROGRAMMING = ((uint32_t)0x00000007),
|
111 |
SD_CARD_DISCONNECTED = ((uint32_t)0x00000008),
|
112 |
SD_CARD_ERROR = ((uint32_t)0x000000FF)
|
113 |
}SDCardState; |
114 |
|
115 |
|
116 |
/**
|
117 |
* @brief Card Specific Data: CSD Register
|
118 |
*/
|
119 |
typedef struct |
120 |
{ |
121 |
__IO uint8_t CSDStruct; /*!< CSD structure */
|
122 |
__IO uint8_t SysSpecVersion; /*!< System specification version */
|
123 |
__IO uint8_t Reserved1; /*!< Reserved */
|
124 |
__IO uint8_t TAAC; /*!< Data read access-time 1 */
|
125 |
__IO uint8_t NSAC; /*!< Data read access-time 2 in CLK cycles */
|
126 |
__IO uint8_t MaxBusClkFrec; /*!< Max. bus clock frequency */
|
127 |
__IO uint16_t CardComdClasses; /*!< Card command classes */
|
128 |
__IO uint8_t RdBlockLen; /*!< Max. read data block length */
|
129 |
__IO uint8_t PartBlockRead; /*!< Partial blocks for read allowed */
|
130 |
__IO uint8_t WrBlockMisalign; /*!< Write block misalignment */
|
131 |
__IO uint8_t RdBlockMisalign; /*!< Read block misalignment */
|
132 |
__IO uint8_t DSRImpl; /*!< DSR implemented */
|
133 |
__IO uint8_t Reserved2; /*!< Reserved */
|
134 |
__IO uint32_t DeviceSize; /*!< Device Size */
|
135 |
__IO uint8_t MaxRdCurrentVDDMin; /*!< Max. read current @ VDD min */
|
136 |
__IO uint8_t MaxRdCurrentVDDMax; /*!< Max. read current @ VDD max */
|
137 |
__IO uint8_t MaxWrCurrentVDDMin; /*!< Max. write current @ VDD min */
|
138 |
__IO uint8_t MaxWrCurrentVDDMax; /*!< Max. write current @ VDD max */
|
139 |
__IO uint8_t DeviceSizeMul; /*!< Device size multiplier */
|
140 |
__IO uint8_t EraseGrSize; /*!< Erase group size */
|
141 |
__IO uint8_t EraseGrMul; /*!< Erase group size multiplier */
|
142 |
__IO uint8_t WrProtectGrSize; /*!< Write protect group size */
|
143 |
__IO uint8_t WrProtectGrEnable; /*!< Write protect group enable */
|
144 |
__IO uint8_t ManDeflECC; /*!< Manufacturer default ECC */
|
145 |
__IO uint8_t WrSpeedFact; /*!< Write speed factor */
|
146 |
__IO uint8_t MaxWrBlockLen; /*!< Max. write data block length */
|
147 |
__IO uint8_t WriteBlockPaPartial; /*!< Partial blocks for write allowed */
|
148 |
__IO uint8_t Reserved3; /*!< Reserded */
|
149 |
__IO uint8_t ContentProtectAppli; /*!< Content protection application */
|
150 |
__IO uint8_t FileFormatGrouop; /*!< File format group */
|
151 |
__IO uint8_t CopyFlag; /*!< Copy flag (OTP) */
|
152 |
__IO uint8_t PermWrProtect; /*!< Permanent write protection */
|
153 |
__IO uint8_t TempWrProtect; /*!< Temporary write protection */
|
154 |
__IO uint8_t FileFormat; /*!< File Format */
|
155 |
__IO uint8_t ECC; /*!< ECC code */
|
156 |
__IO uint8_t CSD_CRC; /*!< CSD CRC */
|
157 |
__IO uint8_t Reserved4; /*!< always 1*/
|
158 |
} SD_CSD; |
159 |
|
160 |
/**
|
161 |
* @brief Card Identification Data: CID Register
|
162 |
*/
|
163 |
typedef struct |
164 |
{ |
165 |
__IO uint8_t ManufacturerID; /*!< ManufacturerID */
|
166 |
__IO uint16_t OEM_AppliID; /*!< OEM/Application ID */
|
167 |
__IO uint32_t ProdName1; /*!< Product Name part1 */
|
168 |
__IO uint8_t ProdName2; /*!< Product Name part2*/
|
169 |
__IO uint8_t ProdRev; /*!< Product Revision */
|
170 |
__IO uint32_t ProdSN; /*!< Product Serial Number */
|
171 |
__IO uint8_t Reserved1; /*!< Reserved1 */
|
172 |
__IO uint16_t ManufactDate; /*!< Manufacturing Date */
|
173 |
__IO uint8_t CID_CRC; /*!< CID CRC */
|
174 |
__IO uint8_t Reserved2; /*!< always 1 */
|
175 |
} SD_CID; |
176 |
|
177 |
/**
|
178 |
* @brief SD Card Status
|
179 |
*/
|
180 |
typedef struct |
181 |
{ |
182 |
__IO uint8_t DAT_BUS_WIDTH; |
183 |
__IO uint8_t SECURED_MODE; |
184 |
__IO uint16_t SD_CARD_TYPE; |
185 |
__IO uint32_t SIZE_OF_PROTECTED_AREA; |
186 |
__IO uint8_t SPEED_CLASS; |
187 |
__IO uint8_t PERFORMANCE_MOVE; |
188 |
__IO uint8_t AU_SIZE; |
189 |
__IO uint16_t ERASE_SIZE; |
190 |
__IO uint8_t ERASE_TIMEOUT; |
191 |
__IO uint8_t ERASE_OFFSET; |
192 |
} SD_CardStatus; |
193 |
|
194 |
|
195 |
/**
|
196 |
* @brief SD Card information
|
197 |
*/
|
198 |
typedef struct |
199 |
{ |
200 |
SD_CSD SD_csd; |
201 |
SD_CID SD_cid; |
202 |
uint64_t CardCapacity; /*!< Card Capacity */
|
203 |
uint32_t CardBlockSize; /*!< Card Block Size */
|
204 |
uint16_t RCA; |
205 |
uint8_t CardType; |
206 |
} SD_CardInfo; |
207 |
|
208 |
|
209 |
/****************************************************************************************
|
210 |
* Defines
|
211 |
****************************************************************************************/
|
212 |
/**
|
213 |
* @brief SDIO Commands Index
|
214 |
*/
|
215 |
#define SD_CMD_GO_IDLE_STATE ((uint8_t)0) |
216 |
#define SD_CMD_SEND_OP_COND ((uint8_t)1) |
217 |
#define SD_CMD_ALL_SEND_CID ((uint8_t)2) |
218 |
#define SD_CMD_SET_REL_ADDR ((uint8_t)3) /*!< SDIO_SEND_REL_ADDR for SD Card */ |
219 |
#define SD_CMD_SET_DSR ((uint8_t)4) |
220 |
#define SD_CMD_SDIO_SEN_OP_COND ((uint8_t)5) |
221 |
#define SD_CMD_HS_SWITCH ((uint8_t)6) |
222 |
#define SD_CMD_SEL_DESEL_CARD ((uint8_t)7) |
223 |
#define SD_CMD_HS_SEND_EXT_CSD ((uint8_t)8) |
224 |
#define SD_CMD_SEND_CSD ((uint8_t)9) |
225 |
#define SD_CMD_SEND_CID ((uint8_t)10) |
226 |
#define SD_CMD_READ_DAT_UNTIL_STOP ((uint8_t)11) /*!< SD Card doesn't support it */ |
227 |
#define SD_CMD_STOP_TRANSMISSION ((uint8_t)12) |
228 |
#define SD_CMD_SEND_STATUS ((uint8_t)13) |
229 |
#define SD_CMD_HS_BUSTEST_READ ((uint8_t)14) |
230 |
#define SD_CMD_GO_INACTIVE_STATE ((uint8_t)15) |
231 |
#define SD_CMD_SET_BLOCKLEN ((uint8_t)16) |
232 |
#define SD_CMD_READ_SINGLE_BLOCK ((uint8_t)17) |
233 |
#define SD_CMD_READ_MULT_BLOCK ((uint8_t)18) |
234 |
#define SD_CMD_HS_BUSTEST_WRITE ((uint8_t)19) |
235 |
#define SD_CMD_WRITE_DAT_UNTIL_STOP ((uint8_t)20) /*!< SD Card doesn't support it */ |
236 |
#define SD_CMD_SET_BLOCK_COUNT ((uint8_t)23) /*!< SD Card doesn't support it */ |
237 |
#define SD_CMD_WRITE_SINGLE_BLOCK ((uint8_t)24) |
238 |
#define SD_CMD_WRITE_MULT_BLOCK ((uint8_t)25) |
239 |
#define SD_CMD_PROG_CID ((uint8_t)26) /*!< reserved for manufacturers */ |
240 |
#define SD_CMD_PROG_CSD ((uint8_t)27) |
241 |
#define SD_CMD_SET_WRITE_PROT ((uint8_t)28) |
242 |
#define SD_CMD_CLR_WRITE_PROT ((uint8_t)29) |
243 |
#define SD_CMD_SEND_WRITE_PROT ((uint8_t)30) |
244 |
#define SD_CMD_SD_ERASE_GRP_START ((uint8_t)32) /*!< To set the address of the first write |
245 |
block to be erased. (For SD card only) */
|
246 |
#define SD_CMD_SD_ERASE_GRP_END ((uint8_t)33) /*!< To set the address of the last write block of the |
247 |
continuous range to be erased. (For SD card only) */
|
248 |
#define SD_CMD_ERASE_GRP_START ((uint8_t)35) /*!< To set the address of the first write block to be erased. |
249 |
(For MMC card only spec 3.31) */
|
250 |
|
251 |
#define SD_CMD_ERASE_GRP_END ((uint8_t)36) /*!< To set the address of the last write block of the |
252 |
continuous range to be erased. (For MMC card only spec 3.31) */
|
253 |
|
254 |
#define SD_CMD_ERASE ((uint8_t)38) |
255 |
#define SD_CMD_FAST_IO ((uint8_t)39) /*!< SD Card doesn't support it */ |
256 |
#define SD_CMD_GO_IRQ_STATE ((uint8_t)40) /*!< SD Card doesn't support it */ |
257 |
#define SD_CMD_LOCK_UNLOCK ((uint8_t)42) |
258 |
#define SD_CMD_APP_CMD ((uint8_t)55) |
259 |
#define SD_CMD_GEN_CMD ((uint8_t)56) |
260 |
#define SD_CMD_NO_CMD ((uint8_t)64) |
261 |
|
262 |
/**
|
263 |
* @brief Following commands are SD Card Specific commands.
|
264 |
* SDIO_APP_CMD should be sent before sending these commands.
|
265 |
*/
|
266 |
#define SD_CMD_APP_SD_SET_BUSWIDTH ((uint8_t)6) /*!< For SD Card only */ |
267 |
#define SD_CMD_SD_APP_STAUS ((uint8_t)13) /*!< For SD Card only */ |
268 |
#define SD_CMD_SD_APP_SEND_NUM_WRITE_BLOCKS ((uint8_t)22) /*!< For SD Card only */ |
269 |
#define SD_CMD_SD_APP_OP_COND ((uint8_t)41) /*!< For SD Card only */ |
270 |
#define SD_CMD_SD_APP_SET_CLR_CARD_DETECT ((uint8_t)42) /*!< For SD Card only */ |
271 |
#define SD_CMD_SD_APP_SEND_SCR ((uint8_t)51) /*!< For SD Card only */ |
272 |
#define SD_CMD_SDIO_RW_DIRECT ((uint8_t)52) /*!< For SD I/O Card only */ |
273 |
#define SD_CMD_SDIO_RW_EXTENDED ((uint8_t)53) /*!< For SD I/O Card only */ |
274 |
|
275 |
/**
|
276 |
* @brief Following commands are SD Card Specific security commands.
|
277 |
* SDIO_APP_CMD should be sent before sending these commands.
|
278 |
*/
|
279 |
#define SD_CMD_SD_APP_GET_MKB ((uint8_t)43) /*!< For SD Card only */ |
280 |
#define SD_CMD_SD_APP_GET_MID ((uint8_t)44) /*!< For SD Card only */ |
281 |
#define SD_CMD_SD_APP_SET_CER_RN1 ((uint8_t)45) /*!< For SD Card only */ |
282 |
#define SD_CMD_SD_APP_GET_CER_RN2 ((uint8_t)46) /*!< For SD Card only */ |
283 |
#define SD_CMD_SD_APP_SET_CER_RES2 ((uint8_t)47) /*!< For SD Card only */ |
284 |
#define SD_CMD_SD_APP_GET_CER_RES1 ((uint8_t)48) /*!< For SD Card only */ |
285 |
#define SD_CMD_SD_APP_SECURE_READ_MULTIPLE_BLOCK ((uint8_t)18) /*!< For SD Card only */ |
286 |
#define SD_CMD_SD_APP_SECURE_WRITE_MULTIPLE_BLOCK ((uint8_t)25) /*!< For SD Card only */ |
287 |
#define SD_CMD_SD_APP_SECURE_ERASE ((uint8_t)38) /*!< For SD Card only */ |
288 |
#define SD_CMD_SD_APP_CHANGE_SECURE_AREA ((uint8_t)49) /*!< For SD Card only */ |
289 |
#define SD_CMD_SD_APP_SECURE_WRITE_MKB ((uint8_t)48) /*!< For SD Card only */ |
290 |
|
291 |
/* Uncomment the following line to select the SDIO Data transfer mode */
|
292 |
#define SD_POLLING_MODE ((uint32_t)0x00000002) |
293 |
|
294 |
#if defined (SD_POLLING_MODE)
|
295 |
/* do not use DMA mode if configured for polling */
|
296 |
#if defined (SD_DMA_MODE)
|
297 |
#undef SD_DMA_MODE
|
298 |
#endif
|
299 |
#else
|
300 |
/* always use DMA mode if configured for interrupt mode */
|
301 |
#define SD_DMA_MODE ((uint32_t)0x00000000) |
302 |
#endif
|
303 |
|
304 |
/**
|
305 |
* @brief SD detection on its memory slot
|
306 |
*/
|
307 |
#define SD_PRESENT ((uint8_t)0x01) |
308 |
#define SD_NOT_PRESENT ((uint8_t)0x00) |
309 |
|
310 |
/**
|
311 |
* @brief Supported SD Memory Cards
|
312 |
*/
|
313 |
#define SDIO_STD_CAPACITY_SD_CARD_V1_1 ((uint32_t)0x00000000) |
314 |
#define SDIO_STD_CAPACITY_SD_CARD_V2_0 ((uint32_t)0x00000001) |
315 |
#define SDIO_HIGH_CAPACITY_SD_CARD ((uint32_t)0x00000002) |