| setSdioIrq | **cntlr**: structure pointer to the MMC controller at the core layer.<br>**enable**: whether to enable Secure Digital Input Output (SDIO) interrupts.| HDF_STATUS| Enables or disables SDIO interrupts.|
| hardwareReset | **cntlr**: structure pointer to the MMC controller at the core layer.| HDF_STATUS| Resets hardware.|
| systemInit | **cntlr**: structure pointer to the MMC controller at the core layer.| HDF_STATUS| Performs system initialization.|
| setEnhanceSrobe | **cntlr**: structure pointer to the MMC controller at the core layer.<br>**enable**: whether to enable the enhanced strobe feature.| HDF_STATUS| Sets the enhanced strobe feature.|
| setEnhanceStrobe | **cntlr**: structure pointer to the MMC controller at the core layer.<br>**enable**: whether to enable the enhanced strobe feature.| HDF_STATUS| Sets the enhanced strobe feature.|
| switchVoltage | **cntlr**: structure pointer to the MMC controller at the core layer.<br>**volt**: voltage to set, which can be 3.3 V, 1.8 V, or 1.2 V.| HDF_STATUS| Sets the voltage.|
| devReadOnly | **cntlr**: structure pointer to the MMC controller at the core layer.| Boolean value| Checks whether the device is read-only.|
| cardPluged | **cntlr**: structure pointer to the MMC controller at the core layer.| Boolean value| Checks whether the device is removed.|
| cardPlugged | **cntlr**: structure pointer to the MMC controller at the core layer.| Boolean value| Checks whether the device is removed.|
| devBusy | **cntlr**: structure pointer to the MMC controller at the core layer.| Boolean value| Checks whether the device is being used.|
| tune | **cntlr**: structure pointer to the MMC controller at the core layer.<br>**cmdCode**: command code of the uint32_t type.| HDF_STATUS| Tunes the oscillator circuit frequency.|
| rescanSdioDev | **cntlr**: structure pointer to the MMC controller at the core layer.| HDF_STATUS| Scans and adds an SDIO device.|
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@@ -254,7 +254,7 @@ The following uses **himci.c** as an example to present the information required
uint32_t maxBlkNum;
uint32_t maxBlkSize;
uint32_t maxReqSize;
bool devPluged;
bool devPlugged;
bool detecting;
void *priv;
};
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@@ -273,10 +273,10 @@ The following uses **himci.c** as an example to present the information required