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| 1 | #ifndef _SDC_H |
1 | #ifndef _SDC_H |
| 2 | #define _SDC_H |
2 | #define _SDC_H |
| 3 | 3 | ||
| 4 | 4 | ||
| 5 | //________________________________________________________________________________________________________________________________________ |
5 | //________________________________________________________________________________________________________________________________________ |
| 6 | // |
6 | // |
| 7 | // Functions needed for accessing the sdcard. |
7 | // Functions needed for accessing the sdcard. |
| 8 | // |
8 | // |
| 9 | //________________________________________________________________________________________________________________________________________ |
9 | //________________________________________________________________________________________________________________________________________ |
| 10 | 10 | ||
| 11 | typedef enum |
11 | typedef enum |
| 12 | { |
12 | { |
| 13 | SD_SUCCESS = 0, |
13 | SD_SUCCESS = 0, |
| 14 | SD_ERROR_NOCARD, |
14 | SD_ERROR_NOCARD, |
| 15 | SD_ERROR_RESET, |
15 | SD_ERROR_RESET, |
| 16 | SD_ERROR_INITIALIZE, |
16 | SD_ERROR_INITIALIZE, |
| 17 | SD_ERROR_BAD_RESPONSE, |
17 | SD_ERROR_BAD_RESPONSE, |
| 18 | SD_ERROR_BAD_VOLTAGE_RANGE, |
18 | SD_ERROR_BAD_VOLTAGE_RANGE, |
| 19 | SD_ERROR_NO_SDCARD, |
19 | SD_ERROR_NO_SDCARD, |
| 20 | SD_ERROR_TIMEOUT, |
20 | SD_ERROR_TIMEOUT, |
| 21 | SD_ERROR_CRC_DATA, |
21 | SD_ERROR_CRC_DATA, |
| 22 | SD_ERROR_WRITE_DATA, |
22 | SD_ERROR_WRITE_DATA, |
| 23 | SD_ERROR_READ_DATA, |
23 | SD_ERROR_READ_DATA, |
| 24 | SD_ERROR_SET_BLOCKLEN, |
24 | SD_ERROR_SET_BLOCKLEN, |
| 25 | SD_ERROR_UNKNOWN |
25 | SD_ERROR_UNKNOWN |
| 26 | } SD_Result_t; |
26 | } SD_Result_t; |
| 27 | 27 | ||
| 28 | SD_Result_t SDC_Init(void); |
28 | SD_Result_t SDC_Init(unsigned char print); |
| 29 | SD_Result_t SDC_GetSector (u32 ,u8 *); |
29 | SD_Result_t SDC_GetSector (u32 ,u8 *); |
| 30 | SD_Result_t SDC_PutSector (u32, const u8 *); |
30 | SD_Result_t SDC_PutSector (u32, const u8 *); |
| 31 | SD_Result_t SDC_Deinit(void); |
31 | SD_Result_t SDC_Deinit(void); |
| 32 | 32 | ||
| 33 | typedef enum |
33 | typedef enum |
| 34 | { |
34 | { |
| 35 | VER_UNKNOWN, |
35 | VER_UNKNOWN, |
| 36 | VER_1X, |
36 | VER_1X, |
| 37 | VER_20 |
37 | VER_20 |
| 38 | } SDVersion_t; |
38 | } SDVersion_t; |
| 39 | 39 | ||
| 40 | typedef struct |
40 | typedef struct |
| 41 | { |
41 | { |
| 42 | u8 Valid; |
42 | u8 Valid; |
| 43 | SDVersion_t Version; // HW-Version |
43 | SDVersion_t Version; // HW-Version |
| 44 | u32 Capacity; // Memory capacity in bytes |
44 | u32 Capacity; // Memory capacity in bytes |
| 45 | u8 CID[16]; // CID register |
45 | u8 CID[16]; // CID register |
| 46 | u8 CSD[16]; // CSD register |
46 | u8 CSD[16]; // CSD register |
| 47 | } __attribute__((packed)) SDCardInfo_t; |
47 | } __attribute__((packed)) SDCardInfo_t; |
| 48 | 48 | ||
| 49 | extern volatile SDCardInfo_t SDCardInfo; |
49 | extern volatile SDCardInfo_t SDCardInfo; |
| 50 | extern u8 SDCardWriteRetryCounterMax; |
50 | extern u8 SDCardWriteRetryCounterMax; |
| 51 | 51 | ||
| 52 | #endif // _SDC_H |
52 | #endif // _SDC_H |
| 53 | 53 | ||
| 54 | 54 | ||
| 55 | 55 | ||