Coreboot payload for booting the system super fast

Clone this repo:
  1. f68793d board/calypso: Enable kernel debug messages and early console by Kapil Porwal · 7 hours ago main
  2. e0f3360 pujjolo: Correct CONFIG_DRIVER_EC_RTS545X_PID by Ivan Chen · 3 days ago
  3. 9f7c1f4 ocelot: Include correct variant.h by Avi Uday · 4 days ago
  4. 2015fcb ocelot: Increase CONFIG_DRIVER_EC_CROS_DELAY_AFTER_EC_REBOOT_MS to 350ms by P, Usha · 4 days ago
  5. c8c4b5f boot/dt_util: Append kernel commandline to existing chosen/bootargs by Karthikeyan Ramasubramanian · 4 days ago

Depthcharge

Depthcharge is a bootloader for ChromeOS devices. It is responsible for initializing hardware, setting up the boot environment, and loading the operating system.

Key Features

  • Hardware Initialization: Initializes and configures the system's hardware components, including memory, storage, and peripherals.
  • Boot Environment Setup: Sets up the necessary environment for the operating system to boot, including memory, storage, and other peripherals.
  • Booting the Operating System: Loads and executes the operating system kernel.
  • Security Features: Implements various security features, such as secure boot and verified boot, using the vboot library.

Project Structure

  • src/: Contains the source code for the depthcharge bootloader.
  • board/: Contains the board-specific configuration files.
  • src/drivers/: Contains the device drivers.

Build Instructions

To build depthcharge, you will need a ChromeOS development environment. Within the chroot:

emerge-$BOARD sys-boot/depthcharge

Remember to build it before you build `chromeos-bootimage`!