Boot time optimization for Android ICS

Objectives

  1. Fast boot of Android Ice Cream Sandwich (ICS) on OMAP based Blaze Tablet

Platform

  1. · TI OMAP 4460 with dual Cortex-A9 @ 1.2 GHz
  2. · Android ICS

Features Developed

  1. Android ICS on OMAP4460 Blaze tablet, boots up in less than 9 secs which was earlier 35 secs.
  2. eMMC throughput improved from 1.1 MB/s to 15.9 MB/s.
  3. Layers like x-loader, u-boot, kernel and Android.
  4. Used pre-linking, disabled class preloading etc.
  5. Drivers optimized for faster loading and improved performance.
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