LCD Extension

The LCD Extension is a kernel extension that manages the screen hardware. This section describes how to create a port of it for your phone hardware.

The user-side interface to the LCD Extension is defined by the EHalGroupDisplay group of HAL functions defined by the User-Side Hardware Abstraction (HAL). The LCD Extension implements a handler for this group of functions.

• LCD Extension Architecture
  This topic describes the architecture of the LCD Extension.
• LCD Extension Implementation Tutorial
  This topic describes how to create an LCD Extension.
• LCD Extension Reference
  This topic provides a summary of related documentation for the LCD Extension to which you can refer.