Controller class changed to VoodooI2CPCILakeController, which brings the function out of D3hot through PMCSR before using it. 1.0.0 read 0xffffffff from every register and the touchpad stayed dead.
1.0.0 (2026-10-15)
First version: VoodooI2C personality for 8086:7F4C to 7F4F with the Ice Lake / bxt_i2c_info timing values.