Preface
EFI CPU I/O2 Protocol
Simple 12C Bus
Multiple I2C Bus Frequencies
Limited Address Space
Controller Handle After I2C Stack Initialization
I2C Protocol Stack after EFI_I2C_ENUMERATE_PROTOCOL
State of the Required I2C Controller Handle
v5 i2c protocol stack
PI Architecture S3 Resume
PEI Phase in S3 Resume Boot Path
Configuration Save for PEI Phase
SPI Bus
SPI Layers
Host Bus Controllers
Super I/O and ISA Host Controller Interactions