---
title: LongLBAModeParameterBlockDescriptor
framework: Kernel
role: symbol
role_heading: Type Alias
platforms: [macOS 10.3+]
path: kernel/longlbamodeparameterblockdescriptor
---

# LongLBAModeParameterBlockDescriptor

## Declaration

```occ
typedef struct LongLBAModeParameterBlockDescriptor LongLBAModeParameterBlockDescriptor;
```

## Discussion

Discussion Long LBA mode parameter block descriptor.

## Topics

### Instance Properties

- [BLOCK_LENGTH](kernel/longlbamodeparameterblockdescriptor/1476321-block_length.md)
- [DENSITY_CODE](kernel/longlbamodeparameterblockdescriptor/1476496-density_code.md)
- [NUMBER_OF_BLOCKS](kernel/longlbamodeparameterblockdescriptor/1476384-number_of_blocks.md)
- [RESERVED](kernel/longlbamodeparameterblockdescriptor/1476563-reserved.md)