PDO_CAPS - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// ehstorioctl.h

typedef enum _PDO_CAPS {
  PDO_CAPABILITY_UNDEFINED,
  PDO_CAPABILITY_INC512_SET,
  PDO_CAPABILITY_INC512_CLEAR
} PDO_CAPS;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ne-ehstorioctl-_pdo_caps)

_PDO_CAPS enumeration

Description

This enumeration describes the capabilities of Physical Device Objects (PDOs).

Constants

PDO_CAPABILITY_UNDEFINED

Command data block size granularity is undefined.

PDO_CAPABILITY_INC512_SET

Command data block size granularity of 512 bytes is supported.

PDO_CAPABILITY_INC512_CLEAR

Command data block size granularity of 1 byte is supported.

Remarks

A silo must support either PDO_CAPABILITY_INC512_SET or PDO_CAPABILITY_INC512_CLEAR. It may also indicate that both values are supported by returning a logical OR of these two bits.

View the official Windows Driver Kit DDI reference

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