On Fri, 28 Nov 2025, דניאל סיני <[email protected]> wrote: > I cannot seem to find the definition and/or the address of the- > GTDRIVER_MAILBOX_DATA0 register in the PRM, this is true with the latest > version of the PRM for that generation. > I've used multiple search tools including the advanced search in Adobe > acrobat reader and the recoll program. > Judging by the definitions for 'GTDRIVER_MAILBOX_DATA1', > and 'GTDRIVER_MAILBOX_INTERFACE', there seems to be a 4 byte gap > between them where the register could be. > I also looked in the Linux kernel (specifically, I found definitions: > 'GEN6_PCODE_DATA' and 'GEN6_PCODE_DATA1' in i915_regs.h under- > /drivers/gpu/drm/i915), it seems to also hint at the register being there. > > However, because this is my first time doing anything like this, > I wanted to make sure, Is this actually where the register is located? > If it's located somewhere else, where is it?
What are you trying to accomplish? See also https://en.wikipedia.org/wiki/XY_problem BR, Jani. -- Jani Nikula, Intel
