Quick-and-dirty port of the ToARu PC speaker driver from https://raw.githubusercontent.com/klange/toaruos/strawberry-dev/modules/pcspkr.c. License is https://github.com/klange/toaruos/blob/strawberry-dev/LICENSE.md (NCSA).
Quick-and-dirty port of the ToARu PC speaker driver from https://raw.githubusercontent.com/klange/toaruos/strawberry-dev/modules/pcspkr.c. License is https://github.com/klange/toaruos/blob/strawberry-dev/LICENSE.md (NCSA).
Tidy up ToAru-specific bits
Move header files
Move to io
Extern C to make things work
Play Tetris theme on boot