Bootloader Programming

 
Understanding the Boot Flow Process
Flashing with Bootburn
Customizing Quickboot
Quickboot Device Tree
Using the Bootloader Recovery Mechanism
Ratcheting
Ratchet Checks
Ratchet Fuse Programming
Passing Ratchet Status to Guest OSes
Lock Fuse Burning
Configuring MB1 Boot Configuration Table
This topic describes:
• Boot flow concepts for customization
• Bootburn command usage
• Customizing Quickboot
• Profiling boot time
• Using the bootloader recovery mechanism