ref: 61cc0694649a4d4b109d168032f431751f57f083
dir: /sys/src/cmd/nusb/joy/hid.h/
/* * USB joystick constants */ enum { Stack = 32 * 1024, /* HID class subclass protocol ids */ JoyCSP = 0x000003, Maxaxes = 3, /* Requests */ Getreport = 0x01, Setreport = 0x09, Getproto = 0x03, Setproto = 0x0b, /* protocols for SET_PROTO request */ Bootproto = 0, Reportproto = 1, /* protocols for SET_REPORT request */ Reportout = 0x0200, }; /* * USB HID report descriptor item tags */ enum { /* main items */ Input = 8, Output, Collection, Feature, CollectionEnd, /* global items */ UsagPg = 0, LogiMin, LogiMax, PhysMin, PhysMax, UnitExp, UnitTyp, RepSize, RepId, RepCnt, Push, Pop, /* local items */ Usage = 0, UsagMin, UsagMax, DesgIdx, DesgMin, DesgMax, StrgIdx, StrgMin, StrgMax, Delim, }; /* main item flags */ enum { Fdata = 0<<0, Fconst = 1<<0, Farray = 0<<1, Fvar = 1<<1, Fabs = 0<<2, Frel = 1<<2, Fnowrap = 0<<3, Fwrap = 1<<3, Flinear = 0<<4, Fnonlin = 1<<4, Fpref = 0<<5, Fnopref = 1<<5, Fnonull = 0<<6, Fnullst = 1<<6, };