NV services: Difference between revisions
Created page with "The Switch makes use of a customized NVIDIA driver that is exposed through multiple services. Communication with these services goes through IPC, as usual. == nvdrv:a == {| c..." |
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Communication with these services goes through IPC, as usual. | Communication with these services goes through IPC, as usual. | ||
= nvdrv:a = | |||
{| class="wikitable" border="1" | {| class="wikitable" border="1" | ||
|- | |- | ||
! | ! Cmd || Name || Format | ||
|- | |- | ||
| ??? || NvOsDrvOpen | | ??? || NvOsDrvOpen || | ||
|- | |- | ||
| ??? || NvOsDrvClose | | ??? || NvOsDrvClose || | ||
|- | |- | ||
| ??? || NvOsDrvIoctl || | | ??? || [[#NvOsDrvIoctl]] || | ||
|- | |- | ||
| ??? || NvOsDrvMapSharedMem | | ??? || NvOsDrvMapSharedMem || | ||
|- | |- | ||
| ??? || NvOsDrvQueryEvent | | ??? || NvOsDrvQueryEvent || | ||
|- | |- | ||
|} | |} | ||
== | == NvOsDrvIoctl == | ||
Just like any standard build of the NVIDIA graphics' drivers, the nvdrv:a service operates mainly by processing requests and sending them to the kernel (not verified) through IOCtl commands. | Just like any standard build of the NVIDIA graphics' drivers, the nvdrv:a service operates mainly by processing requests and sending them to the kernel (not verified) through IOCtl commands. | ||
Note that these commands are generated with the following primitive (see Linux kernel): | Note that these commands are generated with the following primitive (see Linux kernel): | ||