/* $NetBSD: ukbd.c,v 1.88 2005/05/03 18:37:46 jonathan Exp $ */ /* * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Lennart Augustsson (lennart@augustsson.net) at * Carlstedt Research & Technology. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ /* * HID spec: http://www.usb.org/developers/devclass_docs/HID1_11.pdf */ #include __KERNEL_RCSID(0, "$NetBSD: ukbd.c,v 1.88 2005/05/03 18:37:46 jonathan Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "opt_wsdisplay_compat.h" #include "opt_ddb.h" #ifdef UKBD_DEBUG #define DPRINTF(x) if (ukbddebug) logprintf x #define DPRINTFN(n,x) if (ukbddebug>(n)) logprintf x int ukbddebug = 0; #else #define DPRINTF(x) #define DPRINTFN(n,x) #endif #define MAXKEYCODE 6 #define MAXMOD 8 /* max 32 */ struct ukbd_data { u_int32_t modifiers; u_int8_t keycode[MAXKEYCODE]; }; #define PRESS 0x000 #define RELEASE 0x100 #define CODEMASK 0x0ff #if defined(__NetBSD__) && defined(WSDISPLAY_COMPAT_RAWKBD) #define NN 0 /* no translation */ /* * Translate USB keycodes to US keyboard XT scancodes. * Scancodes >= 0x80 represent EXTENDED keycodes. * * See http://www.microsoft.com/HWDEV/TECH/input/Scancode.asp */ Static const u_int8_t ukbd_trtab[256] = { NN, NN, NN, NN, 0x1e, 0x30, 0x2e, 0x20, /* 00 - 07 */ 0x12, 0x21, 0x22, 0x23, 0x17, 0x24, 0x25, 0x26, /* 08 - 0f */ 0x32, 0x31, 0x18, 0x19, 0x10, 0x13, 0x1f, 0x14, /* 10 - 17 */ 0x16, 0x2f, 0x11, 0x2d, 0x15, 0x2c, 0x02, 0x03, /* 18 - 1f */ 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, /* 20 - 27 */ 0x1c, 0x01, 0x0e, 0x0f, 0x39, 0x0c, 0x0d, 0x1a, /* 28 - 2f */ 0x1b, 0x2b, 0x2b, 0x27, 0x28, 0x29, 0x33, 0x34, /* 30 - 37 */ 0x35, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, /* 38 - 3f */ 0x41, 0x42, 0x43, 0x44, 0x57, 0x58, 0xaa, 0x46, /* 40 - 47 */ 0x7f, 0xd2, 0xc7, 0xc9, 0xd3, 0xcf, 0xd1, 0xcd, /* 48 - 4f */ 0xcb, 0xd0, 0xc8, 0x45, 0xb5, 0x37, 0x4a, 0x4e, /* 50 - 57 */ 0x9c, 0x4f, 0x50, 0x51, 0x4b, 0x4c, 0x4d, 0x47, /* 58 - 5f */ 0x48, 0x49, 0x52, 0x53, 0x56, 0xdd, NN, 0x59, /* 60 - 67 */ 0x5d, 0x5e, 0x5f, NN, NN, NN, NN, NN, /* 68 - 6f */ NN, NN, NN, NN, NN, NN, NN, NN, /* 70 - 77 */ NN, NN, NN, NN, NN, NN, NN, NN, /* 78 - 7f */ NN, NN, NN, NN, NN, 0x7e, NN, 0x73, /* 80 - 87 */ 0x70, 0x7d, 0x79, 0x7b, 0x5c, NN, NN, NN, /* 88 - 8f */ NN, NN, 0x78, 0x77, 0x76, NN, NN, NN, /* 90 - 97 */ NN, NN, NN, NN, NN, NN, NN, NN, /* 98 - 9f */ NN, NN, NN, NN, NN, NN, NN, NN, /* a0 - a7 */ NN, NN, NN, NN, NN, NN, NN, NN, /* a8 - af */ NN, NN, NN, NN, NN, NN, NN, NN, /* b0 - b7 */ NN, NN, NN, NN, NN, NN, NN, NN, /* b8 - bf */ NN, NN, NN, NN, NN, NN, NN, NN, /* c0 - c7 */ NN, NN, NN, NN, NN, NN, NN, NN, /* c8 - cf */ NN, NN, NN, NN, NN, NN, NN, NN, /* d0 - d7 */ NN, NN, NN, NN, NN, NN, NN, NN, /* d8 - df */ 0x1d, 0x2a, 0x38, 0xdb, 0x9d, 0x36, 0xb8, 0xdc, /* e0 - e7 */ NN, NN, NN, NN, NN, NN, NN, NN, /* e8 - ef */ NN, NN, NN, NN, NN, NN, NN, NN, /* f0 - f7 */ NN, NN, NN, NN, NN, NN, NN, NN, /* f8 - ff */ }; #endif /* defined(__NetBSD__) && defined(WSDISPLAY_COMPAT_RAWKBD) */ #define KEY_ERROR 0x01 #define MAXKEYS (MAXMOD+2*MAXKEYCODE) struct ukbd_softc { struct uhidev sc_hdev; struct ukbd_data sc_ndata; struct ukbd_data sc_odata; struct hid_location sc_modloc[MAXMOD]; u_int sc_nmod; struct { u_int32_t mask; u_int8_t key; } sc_mods[MAXMOD]; struct hid_location sc_keycodeloc; u_int sc_nkeycode; char sc_enabled; int sc_console_keyboard; /* we are the console keyboard */ char sc_debounce; /* for quirk handling */ usb_callout_t sc_delay; /* for quirk handling */ struct ukbd_data sc_data; /* for quirk handling */ struct hid_location sc_numloc; struct hid_location sc_capsloc; struct hid_location sc_scroloc; int sc_leds; #if defined(__NetBSD__) struct device *sc_wskbddev; #if defined(WSDISPLAY_COMPAT_RAWKBD) int sc_rawkbd; #if defined(UKBD_REPEAT) usb_callout_t sc_rawrepeat_ch; #define REP_DELAY1 400 #define REP_DELAYN 100 int sc_nrep; char sc_rep[MAXKEYS]; #endif /* defined(UKBD_REPEAT) */ #endif /* defined(WSDISPLAY_COMPAT_RAWKBD) */ int sc_spl; int sc_polling; int sc_npollchar; u_int16_t sc_pollchars[MAXKEYS]; #endif /* defined(__NetBSD__) */ u_char sc_dying; }; #ifdef UKBD_DEBUG #define UKBDTRACESIZE 64 struct ukbdtraceinfo { int unit; struct timeval tv; struct ukbd_data ud; }; struct ukbdtraceinfo ukbdtracedata[UKBDTRACESIZE]; int ukbdtraceindex = 0; int ukbdtrace = 0; void ukbdtracedump(void); void ukbdtracedump(void) { int i; for (i = 0; i < UKBDTRACESIZE; i++) { struct ukbdtraceinfo *p = &ukbdtracedata[(i+ukbdtraceindex)%UKBDTRACESIZE]; printf("%lu.%06lu: mod=0x%02x key0=0x%02x key1=0x%02x " "key2=0x%02x key3=0x%02x\n", p->tv.tv_sec, p->tv.tv_usec, p->ud.modifiers, p->ud.keycode[0], p->ud.keycode[1], p->ud.keycode[2], p->ud.keycode[3]); } } #endif #define UKBDUNIT(dev) (minor(dev)) #define UKBD_CHUNK 128 /* chunk size for read */ #define UKBD_BSIZE 1020 /* buffer size */ Static int ukbd_is_console; Static void ukbd_cngetc(void *, u_int *, int *); Static void ukbd_cnpollc(void *, int); #if defined(__NetBSD__) const struct wskbd_consops ukbd_consops = { ukbd_cngetc, ukbd_cnpollc, }; #endif Static const char *ukbd_parse_desc(struct ukbd_softc *sc); Static void ukbd_intr(struct uhidev *addr, void *ibuf, u_int len); Static void ukbd_decode(struct ukbd_softc *sc, struct ukbd_data *ud); Static void ukbd_delayed_decode(void *addr); Static int ukbd_enable(void *, int); Static void ukbd_set_leds(void *, int); #if defined(__NetBSD__) Static int ukbd_ioctl(void *, u_long, caddr_t, int, usb_proc_ptr ); #if defined(WSDISPLAY_COMPAT_RAWKBD) && defined(UKBD_REPEAT) Static void ukbd_rawrepeat(void *v); #endif const struct wskbd_accessops ukbd_accessops = { ukbd_enable, ukbd_set_leds, ukbd_ioctl, }; extern const struct wscons_keydesc ukbd_keydesctab[]; const struct wskbd_mapdata ukbd_keymapdata = { ukbd_keydesctab, #if defined(UKBD_LAYOUT) UKBD_LAYOUT, #elif defined(PCKBD_LAYOUT) PCKBD_LAYOUT, #else KB_US, #endif }; #endif USB_DECLARE_DRIVER(ukbd); int ukbd_match(struct device *parent, struct cfdata *match, void *aux) { struct uhidev_attach_arg *uha = aux; int size; void *desc; uhidev_get_report_desc(uha->parent, &desc, &size); if (!hid_is_collection(desc, size, uha->reportid, HID_USAGE2(HUP_GENERIC_DESKTOP, HUG_KEYBOARD))) return (UMATCH_NONE); return (UMATCH_IFACECLASS); } void ukbd_attach(struct device *parent, struct device *self, void *aux) { struct ukbd_softc *sc = (struct ukbd_softc *)self; struct uhidev_attach_arg *uha = aux; u_int32_t qflags; const char *parseerr; #if defined(__NetBSD__) struct wskbddev_attach_args a; #else int i; #endif sc->sc_hdev.sc_intr = ukbd_intr; sc->sc_hdev.sc_parent = uha->parent; sc->sc_hdev.sc_report_id = uha->reportid; parseerr = ukbd_parse_desc(sc); if (parseerr != NULL) { printf("\n%s: attach failed, %s\n", sc->sc_hdev.sc_dev.dv_xname, parseerr); USB_ATTACH_ERROR_RETURN; } #ifdef DIAGNOSTIC printf(": %d modifier keys, %d key codes", sc->sc_nmod, sc->sc_nkeycode); #endif printf("\n"); qflags = usbd_get_quirks(uha->parent->sc_udev)->uq_flags; sc->sc_debounce = (qflags & UQ_SPUR_BUT_UP) != 0; /* * Remember if we're the console keyboard. * * XXX This always picks the first keyboard on the * first USB bus, but what else can we really do? */ if ((sc->sc_console_keyboard = ukbd_is_console) != 0) { /* Don't let any other keyboard have it. */ ukbd_is_console = 0; } if (sc->sc_console_keyboard) { DPRINTF(("ukbd_attach: console keyboard sc=%p\n", sc)); wskbd_cnattach(&ukbd_consops, sc, &ukbd_keymapdata); ukbd_enable(sc, 1); } a.console = sc->sc_console_keyboard; a.keymap = &ukbd_keymapdata; a.accessops = &ukbd_accessops; a.accesscookie = sc; #ifdef UKBD_REPEAT usb_callout_init(sc->sc_rawrepeat_ch); #endif usb_callout_init(sc->sc_delay); /* Flash the leds; no real purpose, just shows we're alive. */ ukbd_set_leds(sc, WSKBD_LED_SCROLL | WSKBD_LED_NUM | WSKBD_LED_CAPS); usbd_delay_ms(uha->parent->sc_udev, 400); ukbd_set_leds(sc, 0); sc->sc_wskbddev = config_found(self, &a, wskbddevprint); USB_ATTACH_SUCCESS_RETURN; } int ukbd_enable(void *v, int on) { struct ukbd_softc *sc = v; if (on && sc->sc_dying) return (EIO); /* Should only be called to change state */ if (sc->sc_enabled == on) { #ifdef DIAGNOSTIC printf("ukbd_enable: %s: bad call on=%d\n", USBDEVNAME(sc->sc_hdev.sc_dev), on); #endif return (EBUSY); } DPRINTF(("ukbd_enable: sc=%p on=%d\n", sc, on)); sc->sc_enabled = on; if (on) { return (uhidev_open(&sc->sc_hdev)); } else { uhidev_close(&sc->sc_hdev); return (0); } } int ukbd_activate(device_ptr_t self, enum devact act) { struct ukbd_softc *sc = (struct ukbd_softc *)self; int rv = 0; switch (act) { case DVACT_ACTIVATE: return (EOPNOTSUPP); case DVACT_DEACTIVATE: if (sc->sc_wskbddev != NULL) rv = config_deactivate(sc->sc_wskbddev); sc->sc_dying = 1; break; } return (rv); } int ukbd_detach(struct device *self, int flags) { struct ukbd_softc *sc = (struct ukbd_softc *)self; int rv = 0; DPRINTF(("ukbd_detach: sc=%p flags=%d\n", sc, flags)); if (sc->sc_console_keyboard) { #if 0 /* * XXX Should probably disconnect our consops, * XXX and either notify some other keyboard that * XXX it can now be the console, or if there aren't * XXX any more USB keyboards, set ukbd_is_console * XXX back to 1 so that the next USB keyboard attached * XXX to the system will get it. */ panic("ukbd_detach: console keyboard"); #else /* * Disconnect our consops and set ukbd_is_console * back to 1 so that the next USB keyboard attached * to the system will get it. * XXX Should notify some other keyboard that it can be * XXX console, if there are any other keyboards. */ printf("%s: was console keyboard\n", USBDEVNAME(sc->sc_hdev.sc_dev)); wskbd_cndetach(); ukbd_is_console = 1; #endif } /* No need to do reference counting of ukbd, wskbd has all the goo. */ if (sc->sc_wskbddev != NULL) rv = config_detach(sc->sc_wskbddev, flags); /* The console keyboard does not get a disable call, so check pipe. */ if (sc->sc_hdev.sc_state & UHIDEV_OPEN) uhidev_close(&sc->sc_hdev); return (rv); } void ukbd_intr(struct uhidev *addr, void *ibuf, u_int len) { struct ukbd_softc *sc = (struct ukbd_softc *)addr; struct ukbd_data *ud = &sc->sc_ndata; int i; #ifdef UKBD_DEBUG if (ukbddebug > 5) { printf("ukbd_intr: data"); for (i = 0; i < len; i++) printf(" 0x%02x", ((u_char *)ibuf)[i]); printf("\n"); } #endif ud->modifiers = 0; for (i = 0; i < sc->sc_nmod; i++) if (hid_get_data(ibuf, &sc->sc_modloc[i])) ud->modifiers |= sc->sc_mods[i].mask; memcpy(ud->keycode, (char *)ibuf + sc->sc_keycodeloc.pos / 8, sc->sc_nkeycode); if (sc->sc_debounce && !sc->sc_polling) { /* * Some keyboards have a peculiar quirk. They sometimes * generate a key up followed by a key down for the same * key after about 10 ms. * We avoid this bug by holding off decoding for 20 ms. */ sc->sc_data = *ud; usb_callout(sc->sc_delay, hz / 50, ukbd_delayed_decode, sc); #ifdef DDB } else if (sc->sc_console_keyboard && !sc->sc_polling) { /* * For the console keyboard we can't deliver CTL-ALT-ESC * from the interrupt routine. Doing so would start * polling from inside the interrupt routine and that * loses bigtime. */ sc->sc_data = *ud; usb_callout(sc->sc_delay, 1, ukbd_delayed_decode, sc); #endif } else { ukbd_decode(sc, ud); } } void ukbd_delayed_decode(void *addr) { struct ukbd_softc *sc = addr; ukbd_decode(sc, &sc->sc_data); } void ukbd_decode(struct ukbd_softc *sc, struct ukbd_data *ud) { int mod, omod; u_int16_t ibuf[MAXKEYS]; /* chars events */ int s; int nkeys, i, j; int key; #define ADDKEY(c) ibuf[nkeys++] = (c) #ifdef UKBD_DEBUG /* * Keep a trace of the last events. Using printf changes the * timing, so this can be useful sometimes. */ if (ukbdtrace) { struct ukbdtraceinfo *p = &ukbdtracedata[ukbdtraceindex]; p->unit = sc->sc_hdev.sc_dev.dv_unit; microtime(&p->tv); p->ud = *ud; if (++ukbdtraceindex >= UKBDTRACESIZE) ukbdtraceindex = 0; } if (ukbddebug > 5) { struct timeval tv; microtime(&tv); DPRINTF((" at %lu.%06lu mod=0x%02x key0=0x%02x key1=0x%02x " "key2=0x%02x key3=0x%02x\n", tv.tv_sec, tv.tv_usec, ud->modifiers, ud->keycode[0], ud->keycode[1], ud->keycode[2], ud->keycode[3])); } #endif if (ud->keycode[0] == KEY_ERROR) { DPRINTF(("ukbd_intr: KEY_ERROR\n")); return; /* ignore */ } nkeys = 0; mod = ud->modifiers; omod = sc->sc_odata.modifiers; if (mod != omod) for (i = 0; i < sc->sc_nmod; i++) if (( mod & sc->sc_mods[i].mask) != (omod & sc->sc_mods[i].mask)) ADDKEY(sc->sc_mods[i].key | (mod & sc->sc_mods[i].mask ? PRESS : RELEASE)); if (memcmp(ud->keycode, sc->sc_odata.keycode, sc->sc_nkeycode) != 0) { /* Check for released keys. */ for (i = 0; i < sc->sc_nkeycode; i++) { key = sc->sc_odata.keycode[i]; if (key == 0) continue; for (j = 0; j < sc->sc_nkeycode; j++) if (key == ud->keycode[j]) goto rfound; DPRINTFN(3,("ukbd_intr: relse key=0x%02x\n", key)); ADDKEY(key | RELEASE); rfound: ; } /* Check for pressed keys. */ for (i = 0; i < sc->sc_nkeycode; i++) { key = ud->keycode[i]; if (key == 0) continue; for (j = 0; j < sc->sc_nkeycode; j++) if (key == sc->sc_odata.keycode[j]) goto pfound; DPRINTFN(2,("ukbd_intr: press key=0x%02x\n", key)); ADDKEY(key | PRESS); pfound: ; } } sc->sc_odata = *ud; if (nkeys == 0) return; if (sc->sc_polling) { DPRINTFN(1,("ukbd_intr: pollchar = 0x%03x\n", ibuf[0])); memcpy(sc->sc_pollchars, ibuf, nkeys * sizeof(u_int16_t)); sc->sc_npollchar = nkeys; return; } #ifdef WSDISPLAY_COMPAT_RAWKBD if (sc->sc_rawkbd) { u_char cbuf[MAXKEYS * 2]; int c; int npress; for (npress = i = j = 0; i < nkeys; i++) { key = ibuf[i]; c = ukbd_trtab[key & CODEMASK]; if (c == NN) continue; if (c & 0x80) cbuf[j++] = 0xe0; cbuf[j] = c & 0x7f; if (key & RELEASE) cbuf[j] |= 0x80; #if defined(UKBD_REPEAT) else { /* remember pressed keys for autorepeat */ if (c & 0x80) sc->sc_rep[npress++] = 0xe0; sc->sc_rep[npress++] = c & 0x7f; } #endif DPRINTFN(1,("ukbd_intr: raw = %s0x%02x\n", c & 0x80 ? "0xe0 " : "", cbuf[j])); j++; } s = spltty(); wskbd_rawinput(sc->sc_wskbddev, cbuf, j); splx(s); #ifdef UKBD_REPEAT usb_uncallout(sc->sc_rawrepeat_ch, ukbd_rawrepeat, sc); if (npress != 0) { sc->sc_nrep = npress; usb_callout(sc->sc_rawrepeat_ch, hz * REP_DELAY1 / 1000, ukbd_rawrepeat, sc); } #endif return; } #endif s = spltty(); for (i = 0; i < nkeys; i++) { key = ibuf[i]; wskbd_input(sc->sc_wskbddev, key&RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN, key&CODEMASK); } splx(s); } void ukbd_set_leds(void *v, int leds) { struct ukbd_softc *sc = v; u_int8_t res; DPRINTF(("ukbd_set_leds: sc=%p leds=%d, sc_leds=%d\n", sc, leds, sc->sc_leds)); if (sc->sc_dying) return; if (sc->sc_leds == leds) return; sc->sc_leds = leds; res = 0; /* XXX not really right */ if ((leds & WSKBD_LED_SCROLL) && sc->sc_scroloc.size == 1) res |= 1 << sc->sc_scroloc.pos; if ((leds & WSKBD_LED_NUM) && sc->sc_numloc.size == 1) res |= 1 << sc->sc_numloc.pos; if ((leds & WSKBD_LED_CAPS) && sc->sc_capsloc.size == 1) res |= 1 << sc->sc_capsloc.pos; uhidev_set_report_async(&sc->sc_hdev, UHID_OUTPUT_REPORT, &res, 1); } #if defined(WSDISPLAY_COMPAT_RAWKBD) && defined(UKBD_REPEAT) void ukbd_rawrepeat(void *v) { struct ukbd_softc *sc = v; int s; s = spltty(); wskbd_rawinput(sc->sc_wskbddev, sc->sc_rep, sc->sc_nrep); splx(s); usb_callout(sc->sc_rawrepeat_ch, hz * REP_DELAYN / 1000, ukbd_rawrepeat, sc); } #endif /* defined(WSDISPLAY_COMPAT_RAWKBD) && defined(UKBD_REPEAT) */ int ukbd_ioctl(void *v, u_long cmd, caddr_t data, int flag, usb_proc_ptr p) { struct ukbd_softc *sc = v; switch (cmd) { case WSKBDIO_GTYPE: *(int *)data = WSKBD_TYPE_USB; return (0); case WSKBDIO_SETLEDS: ukbd_set_leds(v, *(int *)data); return (0); case WSKBDIO_GETLEDS: *(int *)data = sc->sc_leds; return (0); #if defined(WSDISPLAY_COMPAT_RAWKBD) case WSKBDIO_SETMODE: DPRINTF(("ukbd_ioctl: set raw = %d\n", *(int *)data)); sc->sc_rawkbd = *(int *)data == WSKBD_RAW; #if defined(UKBD_REPEAT) usb_uncallout(sc->sc_rawrepeat_ch, ukbd_rawrepeat, sc); #endif return (0); #endif } return (EPASSTHROUGH); } /* * This is a hack to work around some broken ports that don't call * cnpollc() before cngetc(). */ static int pollenter, warned; /* Console interface. */ void ukbd_cngetc(void *v, u_int *type, int *data) { struct ukbd_softc *sc = v; int c; int broken; if (pollenter == 0) { if (!warned) { printf("\n" "This port is broken, it does not call cnpollc() before calling cngetc().\n" "This should be fixed, but it will work anyway (for now).\n"); warned = 1; } broken = 1; ukbd_cnpollc(v, 1); } else broken = 0; DPRINTFN(0,("ukbd_cngetc: enter\n")); sc->sc_polling = 1; while(sc->sc_npollchar <= 0) usbd_dopoll(sc->sc_hdev.sc_parent->sc_iface); sc->sc_polling = 0; c = sc->sc_pollchars[0]; sc->sc_npollchar--; memcpy(sc->sc_pollchars, sc->sc_pollchars+1, sc->sc_npollchar * sizeof(u_int16_t)); *type = c & RELEASE ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN; *data = c & CODEMASK; DPRINTFN(0,("ukbd_cngetc: return 0x%02x\n", c)); if (broken) ukbd_cnpollc(v, 0); } void ukbd_cnpollc(void *v, int on) { struct ukbd_softc *sc = v; usbd_device_handle dev; DPRINTFN(2,("ukbd_cnpollc: sc=%p on=%d\n", v, on)); usbd_interface2device_handle(sc->sc_hdev.sc_parent->sc_iface, &dev); if (on) { sc->sc_spl = splusb(); pollenter++; } else { splx(sc->sc_spl); pollenter--; } usbd_set_polling(dev, on); } int ukbd_cnattach(void) { /* * XXX USB requires too many parts of the kernel to be running * XXX in order to work, so we can't do much for the console * XXX keyboard until autconfiguration has run its course. */ ukbd_is_console = 1; return (0); } const char * ukbd_parse_desc(struct ukbd_softc *sc) { struct hid_data *d; struct hid_item h; int size; void *desc; int imod; uhidev_get_report_desc(sc->sc_hdev.sc_parent, &desc, &size); imod = 0; sc->sc_nkeycode = 0; d = hid_start_parse(desc, size, hid_input); while (hid_get_item(d, &h)) { /*printf("ukbd: id=%d kind=%d usage=0x%x flags=0x%x pos=%d size=%d cnt=%d\n", h.report_ID, h.kind, h.usage, h.flags, h.loc.pos, h.loc.size, h.loc.count);*/ if (h.kind != hid_input || (h.flags & HIO_CONST) || HID_GET_USAGE_PAGE(h.usage) != HUP_KEYBOARD || h.report_ID != sc->sc_hdev.sc_report_id) continue; DPRINTF(("ukbd: imod=%d usage=0x%x flags=0x%x pos=%d size=%d " "cnt=%d\n", imod, h.usage, h.flags, h.loc.pos, h.loc.size, h.loc.count)); if (h.flags & HIO_VARIABLE) { if (h.loc.size != 1) return ("bad modifier size"); /* Single item */ if (imod < MAXMOD) { sc->sc_modloc[imod] = h.loc; sc->sc_mods[imod].mask = 1 << imod; sc->sc_mods[imod].key = HID_GET_USAGE(h.usage); imod++; } else return ("too many modifier keys"); } else { /* Array */ if (h.loc.size != 8) return ("key code size != 8"); if (h.loc.count > MAXKEYCODE) return ("too many key codes"); if (h.loc.pos % 8 != 0) return ("key codes not on byte boundary"); if (sc->sc_nkeycode != 0) return ("multiple key code arrays\n"); sc->sc_keycodeloc = h.loc; sc->sc_nkeycode = h.loc.count; } } sc->sc_nmod = imod; hid_end_parse(d); hid_locate(desc, size, HID_USAGE2(HUP_LEDS, HUD_LED_NUM_LOCK), sc->sc_hdev.sc_report_id, hid_output, &sc->sc_numloc, NULL); hid_locate(desc, size, HID_USAGE2(HUP_LEDS, HUD_LED_CAPS_LOCK), sc->sc_hdev.sc_report_id, hid_output, &sc->sc_capsloc, NULL); hid_locate(desc, size, HID_USAGE2(HUP_LEDS, HUD_LED_SCROLL_LOCK), sc->sc_hdev.sc_report_id, hid_output, &sc->sc_scroloc, NULL); return (NULL); }