---
title: getDDCBlock
framework: kernel
role: symbol
role_heading: Instance Method
path: kernel/iondrvframebuffer/1580194-getddcblock
---

# getDDCBlock

## Declaration

```occ
virtual IOReturn getDDCBlock(IOIndex connectIndex, UInt32 blockNumber, IOSelect blockType, IOOptionBits options, UInt8 *data, IOByteCount *length);
```