I/O
InU16               Funct _extern SYS_FRAME_BUFFER U32 sys_frame_buffer;
InU32               Funct _extern SYS_VBE_MODE_PITCH U16 sys_vbe_mode_pitch;
InU8                Funct #help_index "I/O;Processor/IO Port"
OutU16              Funct #help_index "I/O;Processor/IO Port"
OutU32              Funct Read U16 from I/O port.
OutU8               Funct Read U32 from I/O port.
RepInU16            Funct Write U16 to I/O port.
RepInU32            Funct Write U8 to I/O port.
RepInU8             Funct Repeated read U16 from I/O port.
RepOutU16           Funct Repeated read U32 from I/O port.
RepOutU32           Funct Repeated read U8 from I/O port.
RepOutU8            Funct Repeated write U16 to I/O port.