class PowerMailboxData1
Defined at line 117 of file ../../src/graphics/display/drivers/intel-display/registers-gt-mailbox.h
GTDRIVER_MAILBOX_DATA1 (GT Driver Mailbox Data1 / Data High)
Used for communication between the graphics driver and the PCODE (power
controller firmware code) running on the PCU (power controller).
This register must not be modified while the PCU is executing a driver
command, as indicated in the PowerMailboxInterface register.
Tiger Lake: IHD-OS-TGL-Vol 2c-1.22-Rev2.0 Part 1 page 1089
DG1: IHD-OS-DG1-Vol 2c-2.21 Part 1 page 1048
Kaby Lake: IHD-OS-KBL-Vol 12-1.17 "Sequences for Changing CD Clock
Frequency", pages 138-139
Skylake: IHD-OS-SKL-Vol 12-05.16 "Skylake Sequences for Changing CD Clock
Frequency", pages 135-136
Public Methods
hwreg::RegisterAddr<PowerMailboxData0> Get ()Defined at line 119 of file ../../src/graphics/display/drivers/intel-display/registers-gt-mailbox.h