Poltergeist

A Sony DualSense controller driver implementation

~/Projects/poltergeist> udevadm monitor
monitor will print the received events for:
UDEV - the event which udev sends out after rule processing
KERNEL - the kernel uevent

UDEV  [201743.351227] add      /devices/pci0000:00/0000:00:02.1/0000:03:00.0/0000:04:08.0/0000:06:00.0/0000:07:0c.0/0000:67:00.0/usb3/3-6/3-6:1.0/bluetooth/hci0/hci0:256 (bluetooth)
UDEV  [201743.540193] add      /devices/virtual/misc/uhid/0005:054C:0CE6.0014 (hid)

Notes

Sony provides a hid_playstation kernel driver that we need in order to interact with the driver.

Useful Links

• https://github.com/nowrep/dualsensectl
• https://crates.io/crates/hidapi
• https://github.com/libusb/hidapi
• https://github.com/Smithay/udev-rs
• https://www.freedesktop.org/software/systemd/man/latest/sd-device.html
• https://docs.kernel.org/hid/uhid.html
• https://github.com/nix-rust/nix