1 /* 2 * Copyright (c) 2005 Jesse Off. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26 #ifndef _DEV_IC_MATRIXKPVAR_H_ 27 #define _DEV_IC_MATRIXKPVAR_H_ 28 29 #define MAXNKEYS 64 30 #define FOR_KEYS(x, y) \ 31 for((x) = 0; (x) < ((MAXNKEYS + 31) / 32); (x)++) y 32 33 struct matrixkp_softc { 34 int mxkp_nkeys; 35 u_int32_t mxkp_pressed[(MAXNKEYS + 31) / 32]; 36 int poll_freq; 37 u_int32_t debounce_stable_ms; 38 void (*mxkp_scankeys)(struct matrixkp_softc *, u_int32_t *); 39 void (*mxkp_event)(struct matrixkp_softc *, u_int32_t *, u_int32_t *); 40 #define MXKP_NODEBOUNCE 0x1 41 u_int32_t sc_flags; 42 u_int32_t sc_enabled; 43 device_t sc_dev; 44 device_t sc_wskbddev; 45 struct callout sc_callout; 46 }; 47 48 void mxkp_attach(struct matrixkp_softc *); 49 void mxkp_poll(void *); 50 void mxkp_debounce(struct matrixkp_softc *, u_int32_t *, u_int32_t *); 51 void mxkp_wskbd_event(struct matrixkp_softc *, u_int32_t *, u_int32_t *); 52 int mxkp_enable(void *, int); 53 void mxkp_set_leds(void *, int); 54 int mxkp_ioctl(void *, u_long, void *, int, struct lwp *); 55 56 extern const struct wskbd_accessops mxkp_accessops; 57 58 #endif 59