HMIMDRV.WIN is another driver package for MIDI sound card drivers made by Human Machine Interfaces (Copyright dated 1993). Purpose, calling and usage is currently unknown.
unknown, binary (x86 asm assumed). Multiple files packed into it.
HMI MIDI Driver For OPL2 (ym3182.win)
HMI MIDI Driver For Sound Master II (smii.win)
HMI MIDI Driver For MPU 401 (mpu401.win)
HMI MIDI Driver For MT 32 (mt32.win)
HMI MIDI Driver For PC Speaker (intspkr.win)
HMI MIDI Driver For OPL3 (fmmidi3.win)