/*- * Copyright (c) 2004 M. Warner Losh * All rights reserved. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * * $FreeBSD$ */ /*- * Copyright 1992 by the University of Guelph * * Permission to use, copy and modify this * software and its documentation for any purpose and without * fee is hereby granted, provided that the above copyright * notice appear in all copies and that both that copyright * notice and this permission notice appear in supporting * documentation. * University of Guelph makes no representations about the suitability of * this software for any purpose. It is provided "as is" * without express or implied warranty. */ /* * Driver for the Logitech and ATI Inport Bus mice for use with 386bsd and * the X386 port, courtesy of * Rick Macklem, rick@snowhite.cis.uoguelph.ca * Caveats: The driver currently uses spltty(), but doesn't use any * generic tty code. It could use splmse() (that only masks off the * bus mouse interrupt, but that would require hacking in i386/isa/icu.s. * (This may be worth the effort, since the Logitech generates 30/60 * interrupts/sec continuously while it is open.) * NB: The ATI has NOT been tested yet! */ /* * Modification history: * Sep 6, 1994 -- Lars Fredriksen(fredriks@mcs.com) * improved probe based on input from Logitech. * * Oct 19, 1992 -- E. Stark (stark@cs.sunysb.edu) * fixes to make it work with Microsoft InPort busmouse * * Jan, 1993 -- E. Stark (stark@cs.sunysb.edu) * added patches for new "select" interface * * May 4, 1993 -- E. Stark (stark@cs.sunysb.edu) * changed position of some spl()'s in mseread * * October 8, 1993 -- E. Stark (stark@cs.sunysb.edu) * limit maximum negative x/y value to -127 to work around XFree problem * that causes spurious button pushes. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static int mse_cbus_probe(device_t dev); static int mse_cbus_attach(device_t dev); static int mse_cbus_detach(device_t dev); static device_method_t mse_methods[] = { DEVMETHOD(device_probe, mse_cbus_probe), DEVMETHOD(device_attach, mse_cbus_attach), DEVMETHOD(device_detach, mse_cbus_detach), { 0, 0 } }; static driver_t mse_driver = { "mse", mse_methods, sizeof(mse_softc_t), }; DRIVER_MODULE(mse, isa, mse_driver, mse_devclass, 0, 0); static struct isa_pnp_id mse_ids[] = { #if 0 { 0x001fa3b8, "PC-98 bus mouse" }, /* NEC1F00 */ #endif { 0 } }; /* * PC-9801 Bus mouse definitions */ #define MODE MSE_PORTD #define HC MSE_PORTD #define INT MSE_PORTD #define XL 0x00 #define XH 0x20 #define YL 0x40 #define YH 0x60 #define INT_ENABLE 0x8 #define INT_DISABLE 0x9 #define HC_NO_CLEAR 0xe #define HC_CLEAR 0xf static bus_addr_t mse_port[] = {0, 2, 4, 6}; static int mse_probe98m(device_t dev, mse_softc_t *sc); static void mse_disable98m(bus_space_tag_t t, bus_space_handle_t h); static void mse_get98m(bus_space_tag_t t, bus_space_handle_t h, int *dx, int *dy, int *but); static void mse_enable98m(bus_space_tag_t t, bus_space_handle_t h); static struct mse_types mse_types[] = { { MSE_98BUSMOUSE, mse_probe98m, mse_enable98m, mse_disable98m, mse_get98m, { 2, MOUSE_IF_BUS, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, }, { MOUSE_PROTO_BUS, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE, { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, }, { 0, }, }; static int mse_cbus_probe(device_t dev) { mse_softc_t *sc; int error; int rid; int i; /* check PnP IDs */ error = ISA_PNP_PROBE(device_get_parent(dev), dev, mse_ids); if (error == ENXIO) return error; sc = device_get_softc(dev); rid = 0; sc->sc_port = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, mse_port, MSE_IOSIZE, RF_ACTIVE); if (sc->sc_port == NULL) return ENXIO; if (isa_load_resourcev(sc->sc_port, mse_port, MSE_IOSIZE)) { bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); return ENXIO; } sc->sc_iot = rman_get_bustag(sc->sc_port); sc->sc_ioh = rman_get_bushandle(sc->sc_port); /* * Check for each mouse type in the table. */ i = 0; while (mse_types[i].m_type) { if ((*mse_types[i].m_probe)(dev, sc)) { sc->sc_mousetype = mse_types[i].m_type; sc->sc_enablemouse = mse_types[i].m_enable; sc->sc_disablemouse = mse_types[i].m_disable; sc->sc_getmouse = mse_types[i].m_get; sc->hw = mse_types[i].m_hw; sc->mode = mse_types[i].m_mode; bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); device_set_desc(dev, "Bus/InPort Mouse"); return 0; } i++; } bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); return ENXIO; } static int mse_cbus_attach(device_t dev) { mse_softc_t *sc; int rid; sc = device_get_softc(dev); rid = 0; sc->sc_port = isa_alloc_resourcev(dev, SYS_RES_IOPORT, &rid, mse_port, MSE_IOSIZE, RF_ACTIVE); if (sc->sc_port == NULL) return ENXIO; if (isa_load_resourcev(sc->sc_port, mse_port, MSE_IOSIZE)) { bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); return ENXIO; } sc->sc_iot = rman_get_bustag(sc->sc_port); sc->sc_ioh = rman_get_bushandle(sc->sc_port); return (mse_common_attach(dev)); } static int mse_cbus_detach(device_t dev) { mse_softc_t *sc; int rid; sc = device_get_softc(dev); if (sc->sc_flags & MSESC_OPEN) return EBUSY; rid = 0; BUS_TEARDOWN_INTR(device_get_parent(dev), dev, sc->sc_intr, sc->sc_ih); bus_release_resource(dev, SYS_RES_IRQ, rid, sc->sc_intr); bus_release_resource(dev, SYS_RES_IOPORT, rid, sc->sc_port); destroy_dev(sc->sc_dev); destroy_dev(sc->sc_ndev); return 0; } /* * Routines for the PC98 bus mouse. */ /* * Test for a PC98 bus mouse and return 1 if it is. * (do not enable interrupts) */ static int mse_probe98m(device_t dev, mse_softc_t *sc) { /* mode set */ bus_space_write_1(sc->sc_iot, sc->sc_ioh, MODE, 0x93); /* initialize */ /* INT disable */ bus_space_write_1(sc->sc_iot, sc->sc_ioh, INT, INT_DISABLE); /* HC = 0 */ bus_space_write_1(sc->sc_iot, sc->sc_ioh, HC, HC_NO_CLEAR); /* HC = 1 */ bus_space_write_1(sc->sc_iot, sc->sc_ioh, HC, HC_CLEAR); return (1); } /* * Initialize PC98 bus mouse and enable interrupts. */ static void mse_enable98m(bus_space_tag_t tag, bus_space_handle_t handle) { bus_space_write_1(tag, handle, INT, INT_ENABLE); /* INT enable */ bus_space_write_1(tag, handle, HC, HC_NO_CLEAR); /* HC = 0 */ bus_space_write_1(tag, handle, HC, HC_CLEAR); /* HC = 1 */ } /* * Disable interrupts for PC98 Bus mouse. */ static void mse_disable98m(bus_space_tag_t tag, bus_space_handle_t handle) { bus_space_write_1(tag, handle, INT, INT_DISABLE); /* INT disable */ bus_space_write_1(tag, handle, HC, HC_NO_CLEAR); /* HC = 0 */ bus_space_write_1(tag, handle, HC, HC_CLEAR); /* HC = 1 */ } /* * Get current dx, dy and up/down button state. */ static void mse_get98m(bus_space_tag_t tag, bus_space_handle_t handle, int *dx, int *dy, int *but) { register char x, y; bus_space_write_1(tag, handle, INT, INT_DISABLE); /* INT disable */ bus_space_write_1(tag, handle, HC, HC_CLEAR); /* HC = 1 */ /* X low */ bus_space_write_1(tag, handle, MSE_PORTC, 0x90 | XL); x = bus_space_read_1(tag, handle, MSE_PORTA) & 0x0f; /* X high */ bus_space_write_1(tag, handle, MSE_PORTC, 0x90 | XH); x |= ((bus_space_read_1(tag, handle, MSE_PORTA) & 0x0f) << 4); /* Y low */ bus_space_write_1(tag, handle, MSE_PORTC, 0x90 | YL); y = (bus_space_read_1(tag, handle, MSE_PORTA) & 0x0f); /* Y high */ bus_space_write_1(tag, handle, MSE_PORTC, 0x90 | YH); y |= ((bus_space_read_1(tag, handle, MSE_PORTA) & 0x0f) << 4); *but = (bus_space_read_1(tag, handle, MSE_PORTA) >> 5) & 7; *dx = x; *dy = y; bus_space_write_1(tag, handle, HC, HC_NO_CLEAR); /* HC = 0 */ bus_space_write_1(tag, handle, INT, INT_ENABLE); /* INT enable */ }