SceSysmodule

sceSysmoduleLoadModuleInternal
The "internal" version of the calls ORs  with the. It also takes in a 32-bit id (the non-internal ones use 16-bit ids).

Undocumented Module IDs
While many IDs are documented in the SDK, there are some that are not. Note that the internal ones must be called with the "internal" load functions because they take 32-bit values.