// ntddmmc.h

typedef struct _FEATURE_DATA_MICROCODE_UPDATE {
  FEATURE_HEADER Header;
  UCHAR          M5 : 1;
  UCHAR          Reserved1 : 7;
  UCHAR          Reserved2[3];
} FEATURE_DATA_MICROCODE_UPDATE, *PFEATURE_DATA_MICROCODE_UPDATE;
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Windows Driver Kit DDI reference (ns-ntddmmc-_feature_data_microcode_update)

_FEATURE_DATA_MICROCODE_UPDATE structure

Description

The FEATURE_DATA_MICROCODE_UPDATE structure holds information about the Microcode Upgrade feature.

Members

`Header`

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

`M5`

`Reserved1`

`Reserved2`

Remarks

This structure holds data for the feature named "Microcode Upgrade" by the SCSI Multimedia - 4 (MMC-4) specification. Devices that support this feature can upgrade their internal microcode by means of a published interface.

When queried, devices supporting this feature must return the information indicated in FEATURE_HEADER. No other feature-specific information is required.

FEATURE_DATA_MICROCODE_UPDATE - NtDoc