For the Audio, dontt forget to Use Hpet and IRQ patch, because laptop eith broadwell chipset and lower needed HPET and IRQ patch first to get audio to work.
fot battrey, is that Single Or Dual battrey?
for trackpad, have you tried ApplePS2SmartTouchPad.kext?
Sony Vaio (Ivy Bridge): no trackpad/bluetooth/audio/battery readings in Big Sur 11.5.2
in The Archive
Posted
For the Audio, dontt forget to Use Hpet and IRQ patch, because laptop eith broadwell chipset and lower needed HPET and IRQ patch first to get audio to work.
fot battrey, is that Single Or Dual battrey?
for trackpad, have you tried ApplePS2SmartTouchPad.kext?