Kernel Devices
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The PS4 has many kernel devices. Below is a list of the known ones.
| Module name | Accessible? | Description | Notes |
|---|---|---|---|
| gc | Yes | ?GPU/Graphics? ?Controller/Core? | could be also graphics core (from https://en.wikipedia.org/wiki/Graphics_Core_Next ) |
| 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? 3D Acceleration | Probably related to 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. |
| camera | Yes | Camera | (PlayStation) Camera module |
| 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. |
| audioout | ? | Audio Output | - |
| screenshot | ? | Screenshot | - |
| bluetooth_hid | ? | Bluetooth Human Interface Device | - |
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