// ntddmmc.h

typedef struct _FEATURE_DATA_MORPHING {
  FEATURE_HEADER Header;
  UCHAR          Asynchronous : 1;
  UCHAR          OCEvent : 1;
  UCHAR          Reserved01 : 6;
  UCHAR          Reserved2[3];
} FEATURE_DATA_MORPHING, *PFEATURE_DATA_MORPHING;
View the official Windows Driver Kit DDI reference

NtDoc

No description available.

Edit description on GitHub

Windows Driver Kit DDI reference (ns-ntddmmc-_feature_data_morphing)

_FEATURE_DATA_MORPHING structure

Description

The FEATURE_DATA_MORPHING structure contains information about the morphing feature.

Members

`Header`

Contains a FEATURE_HEADER structure with header information for this feature descriptor.

`Asynchronous`

Indicates, when set to 1, that the initiator can request device status asynchronously. If set to zero, the initiator must use polling to request status.

`OCEvent`

`Reserved01`

`Reserved2`

Reserved.

Remarks

This structure holds data for the feature named "Morphing" by the MMC-3 specification. Devices that support this feature can notify the initiator of operational changes and allow the initiator to prevent operational changes.

FEATURE_DATA_MORPHING - NtDoc