To get a baserom.us.z64 file for the Super Mario 64 PC port, you must legally acquire a USA version ROM of the game and rename it. The port-building process requires this specific file to extract assets and create the native game executable.
If your hash does not match, your ROM is likely a different version (JP/PAL) or corrupted. baseromusz64 download top
If you could provide more context or clarify what "baseromusz64" refers to, I'd be happy to provide a more specific review and recommendations. To get a baserom
: The most legal method is to use a device like the Retrode or an Open Source Cartridge Reader (OSCR) to "dump" the data from your own physical Super Mario 64 cartridge. If you could provide more context or clarify
To make sure I give you the best steps, which platform are you building for? (phone) PC (Windows/Linux) Retro Handheld (Anbernic/RG351/etc.)