48 lines
853 B
C
48 lines
853 B
C
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#ifndef __DRV_SDIO_H__
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#define __DRV_SDIO_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <rtthread.h>
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struct sdhci_cmd_t
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{
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rt_uint32_t cmdidx;
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rt_uint32_t cmdarg;
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rt_uint32_t resptype;
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rt_uint32_t response[4];
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};
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struct sdhci_data_t
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{
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rt_uint8_t * buf;
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rt_uint32_t flag;
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rt_uint32_t blksz;
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rt_uint32_t blkcnt;
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};
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struct sdhci_t
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{
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char * name;
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rt_uint32_t voltages;
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rt_uint32_t width;
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rt_uint32_t clock;
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rt_err_t removeable;
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void * sdcard;
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rt_err_t (*detect)(struct sdhci_t * sdhci);
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rt_err_t (*setwidth)(struct sdhci_t * sdhci, rt_uint32_t width);
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rt_err_t (*setclock)(struct sdhci_t * sdhci, rt_uint32_t clock);
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rt_err_t (*transfer)(struct sdhci_t * sdhci, struct sdhci_cmd_t * cmd, struct sdhci_data_t * dat);
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void * priv;
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};
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#ifdef __cplusplus
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}
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#endif
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#endif
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