The PS4 has many kernel devices that can be accessed through IOCTL. Some of them have usermode module equivalents, and some like "sbl" consist in
| Device name |
Accessible? |
Description |
Notes
|
| gc |
Yes |
?GPU/Graphics? ?Controller/Core? |
It could also stand for Graphics Core (from [1])
|
| dce |
? |
Display Controller Engine |
-
|
| hmd |
? |
Head-mounted Display |
Morpheus. https://en.wikipedia.org/wiki/Head-mounted_display
|
| mas |
? |
?Mass Storage? |
-
|
| bt |
? |
Bluetooth |
-
|
| sdma |
? |
(GPU) System DMA Kernel |
-
|
| hdmi |
? |
HDMI |
-
|
| s3da |
?System/Software? 3D Acceleration |
|
See Marcan's slides about PS4 GPU Linux driver.
|
| dbggc |
Yes |
Debug ?GPU/Graphics? ?Controller/Core? |
-
|
| ctrlp |
? |
Control ?Process? |
Like on PS Vita DevKit. See [2].
|
| camera |
Yes |
Camera |
Camera module for Luke, the PlayStation 4 camera.
|
| wlan |
? |
Wireless LAN |
-
|
| wlanbt |
Wireless LAN Bluetooth |
- |
-
|
| regmgr |
Yes |
Registry Manager |
-
|
| vce |
? |
Video Coding Engine |
-
|
| hmddfu |
Yes |
Head-mounted Display Device Firmware Update |
Morpheus firmware updater
|
| mbus |
? |
?Media/Memory/Management? Bus |
See libSceMbus.sprx.
|
| uvd |
? |
Unified Video Decoder |
GPKMD?
|
| hid |
Yes |
Human Interface Device |
-
|
| sbl |
Yes |
SBL Kernel module |
-
|
| av_control |
? |
Audio/Video Controller |
-
|
| ipmimgr |
Yes |
IPMI Manager |
Used by ShellCore for tasks.
|
| ajm |
Yes |
Audio Co-processor Job Manager |
-
|
| sdbgp |
? |
System Debug ?Process? |
Like on PS Vita DevKit. See [3].
|
| audioout |
? |
Audio Out |
-
|
| screenshot |
? |
Screenshot |
-
|
| bluetooth_hid |
? |
Bluetooth Human Interface Device |
-
|
