Skip to content

Apple Silicon Subsystems

These pages detail the specifics of a particular platform subsystem. They are loosely categorised by function.

Generalised overviews
Coprocessors and accelerators
  • AGX - Apple's PowerVR-derived tile-based deferred renderer
  • SEP - The Secure Enclave, Apple's crypto/biometrics/security engine
Platform control logic
  • AIC - Apple Interrupt Controller
  • WDT - Watchdog Timer
  • SMC - System Management Controller
  • ASC - Apple's Mailbox-like firmware interface
Platform initialisation and boot
Application processors
I/O
Peripherals
  • Camera - Broadcom camera and ISP