BOLOS Documentation

Warning

Incomplete documentation. Work in progress.

The Blockchain Open Ledger Operating System (BOLOS) is the technological core of Ledger’s products.

TODO

• Nvm_write N and PIC and the const propagation optimization problem
• File structure for default usb / ble libs and implications
• PIC problem with initialized const with & of other function/const structure
• finish macro desc
• add macro meca sample to show why events must be processed

• Introduction
  • About
  • Skill Requirements
• Hardware architecture
  • Environment
  • Delegation model
  • Closer look, multiple processors, Secure Element proxy
  • Event, Commands and Status
  • Isolated single task model
• Application structure
  • APDU interpretation loop
  • Unprocessed events
  • Asynchronous display and interaction helpers
  • PIC and model implications
  • System calls requirements
  • Error model
• Tooling
  • Compiler toolchain