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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 24 | StephanB | 1 | #ifndef _SDC_H |
| 2 | #define _SDC_H |
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| 1 | ingob | 3 | |
| 4 | |||
| 5 | //________________________________________________________________________________________________________________________________________ |
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| 6 | // |
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| 24 | StephanB | 7 | // Functions needed for accessing the sdcard. |
| 1 | ingob | 8 | // |
| 9 | //________________________________________________________________________________________________________________________________________ |
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| 10 | |||
| 24 | StephanB | 11 | typedef enum |
| 12 | { |
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| 13 | SD_SUCCESS = 0, |
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| 14 | SD_ERROR_NOCARD, |
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| 15 | SD_ERROR_RESET, |
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| 16 | SD_ERROR_INITIALIZE, |
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| 17 | SD_ERROR_BAD_RESPONSE, |
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| 18 | SD_ERROR_BAD_VOLTAGE_RANGE, |
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| 19 | SD_ERROR_NO_SDCARD, |
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| 20 | SD_ERROR_TIMEOUT, |
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| 21 | SD_ERROR_CRC_DATA, |
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| 22 | SD_ERROR_WRITE_DATA, |
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| 23 | SD_ERROR_READ_DATA, |
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| 24 | SD_ERROR_SET_BLOCKLEN, |
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| 25 | SD_ERROR_UNKNOWN |
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| 26 | } SD_Result_t; |
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| 1 | ingob | 27 | |
| 41 | ingob | 28 | SD_Result_t SDC_Init(void); |
| 29 | SD_Result_t SDC_GetSector (u32 ,u8 *); |
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| 30 | SD_Result_t SDC_PutSector (u32, const u8 *); |
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| 31 | SD_Result_t SDC_Deinit(void); |
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| 1 | ingob | 32 | |
| 362 | holgerb | 33 | typedef enum |
| 34 | { |
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| 35 | VER_UNKNOWN, |
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| 36 | VER_1X, |
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| 37 | VER_20 |
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| 38 | } SDVersion_t; |
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| 39 | |||
| 40 | typedef struct |
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| 41 | { |
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| 42 | u8 Valid; |
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| 43 | SDVersion_t Version; // HW-Version |
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| 44 | u32 Capacity; // Memory capacity in bytes |
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| 45 | u8 CID[16]; // CID register |
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| 46 | u8 CSD[16]; // CSD register |
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| 47 | } __attribute__((packed)) SDCardInfo_t; |
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| 48 | |||
| 49 | extern volatile SDCardInfo_t SDCardInfo; |
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| 384 | ingob | 50 | extern u8 SDCardWriteRetryCounterMax; |
| 362 | holgerb | 51 | |
| 24 | StephanB | 52 | #endif // _SDC_H |
| 1 | ingob | 53 | |
| 54 |