/*- * 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 #include static int mse_isa_probe(device_t dev); static int mse_isa_attach(device_t dev); static int mse_isa_detach(device_t dev); static device_method_t mse_methods[] = { DEVMETHOD(device_probe, mse_isa_probe), DEVMETHOD(device_attach, mse_isa_attach), DEVMETHOD(device_detach, mse_isa_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[] = { { 0x000fd041, "Bus mouse" }, /* PNP0F00 */ { 0x020fd041, "InPort mouse" }, /* PNP0F02 */ { 0x0d0fd041, "InPort mouse compatible" }, /* PNP0F0D */ { 0x110fd041, "Bus mouse compatible" }, /* PNP0F11 */ { 0x150fd041, "Logitech bus mouse" }, /* PNP0F15 */ { 0x180fd041, "Logitech bus mouse compatible" },/* PNP0F18 */ { 0 } }; /* * Logitech bus mouse definitions */ #define MSE_SETUP 0x91 /* What does this mean? */ /* The definition for the control port */ /* is as follows: */ /* D7 = Mode set flag (1 = active) */ /* D6,D5 = Mode selection (port A) */ /* 00 = Mode 0 = Basic I/O */ /* 01 = Mode 1 = Strobed I/O */ /* 10 = Mode 2 = Bi-dir bus */ /* D4 = Port A direction (1 = input)*/ /* D3 = Port C (upper 4 bits) */ /* direction. (1 = input) */ /* D2 = Mode selection (port B & C) */ /* 0 = Mode 0 = Basic I/O */ /* 1 = Mode 1 = Strobed I/O */ /* D1 = Port B direction (1 = input)*/ /* D0 = Port C (lower 4 bits) */ /* direction. (1 = input) */ /* So 91 means Basic I/O on all 3 ports,*/ /* Port A is an input port, B is an */ /* output port, C is split with upper */ /* 4 bits being an output port and lower*/ /* 4 bits an input port, and enable the */ /* sucker. */ /* Courtesy Intel 8255 databook. Lars */ #define MSE_HOLD 0x80 #define MSE_RXLOW 0x00 #define MSE_RXHIGH 0x20 #define MSE_RYLOW 0x40 #define MSE_RYHIGH 0x60 #define MSE_DISINTR 0x10 #define MSE_INTREN 0x00 static int mse_probelogi(device_t dev, mse_softc_t *sc); static void mse_disablelogi(bus_space_tag_t t, bus_space_handle_t h); static void mse_getlogi(bus_space_tag_t t, bus_space_handle_t h, int *dx, int *dy, int *but); static void mse_enablelogi(bus_space_tag_t t, bus_space_handle_t h); /* * ATI Inport mouse definitions */ #define MSE_INPORT_RESET 0x80 #define MSE_INPORT_STATUS 0x00 #define MSE_INPORT_DX 0x01 #define MSE_INPORT_DY 0x02 #define MSE_INPORT_MODE 0x07 #define MSE_INPORT_HOLD 0x20 #define MSE_INPORT_INTREN 0x09 static int mse_probeati(device_t dev, mse_softc_t *sc); static void mse_enableati(bus_space_tag_t t, bus_space_handle_t h); static void mse_disableati(bus_space_tag_t t, bus_space_handle_t h); static void mse_getati(bus_space_tag_t t, bus_space_handle_t h, int *dx, int *dy, int *but); static struct mse_types mse_types[] = { { MSE_ATIINPORT, mse_probeati, mse_enableati, mse_disableati, mse_getati, { 2, MOUSE_IF_INPORT, MOUSE_MOUSE, MOUSE_MODEL_GENERIC, 0, }, { MOUSE_PROTO_INPORT, -1, -1, 0, 0, MOUSE_MSC_PACKETSIZE, { MOUSE_MSC_SYNCMASK, MOUSE_MSC_SYNC, }, }, }, { MSE_LOGITECH, mse_probelogi, mse_enablelogi, mse_disablelogi, mse_getlogi, { 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_isa_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 = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, MSE_IOSIZE, RF_ACTIVE); if (sc->sc_port == NULL) 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_isa_attach(device_t dev) { mse_softc_t *sc; int rid; sc = device_get_softc(dev); rid = 0; sc->sc_port = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, MSE_IOSIZE, RF_ACTIVE); if (sc->sc_port == NULL) 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_isa_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 Logitech mouse. */ /* * Test for a Logitech bus mouse and return 1 if it is. * (until I know how to use the signature port properly, just disable * interrupts and return 1) */ static int mse_probelogi(device_t dev, mse_softc_t *sc) { int sig; bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTD, MSE_SETUP); /* set the signature port */ bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB, MSE_LOGI_SIG); DELAY(30000); /* 30 ms delay */ sig = bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTB) & 0xFF; if (sig == MSE_LOGI_SIG) { bus_space_write_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC, MSE_DISINTR); return(1); } else { if (bootverbose) device_printf(dev, "wrong signature %x\n", sig); return(0); } } /* * Initialize Logitech mouse and enable interrupts. */ static void mse_enablelogi(bus_space_tag_t tag, bus_space_handle_t handle) { int dx, dy, but; bus_space_write_1(tag, handle, MSE_PORTD, MSE_SETUP); mse_getlogi(tag, handle, &dx, &dy, &but); } /* * Disable interrupts for Logitech mouse. */ static void mse_disablelogi(bus_space_tag_t tag, bus_space_handle_t handle) { bus_space_write_1(tag, handle, MSE_PORTC, MSE_DISINTR); } /* * Get the current dx, dy and button up/down state. */ static void mse_getlogi(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, MSE_PORTC, MSE_HOLD | MSE_RXLOW); x = bus_space_read_1(tag, handle, MSE_PORTA); *but = (x >> 5) & MOUSE_MSC_BUTTONS; x &= 0xf; bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RXHIGH); x |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4); bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYLOW); y = (bus_space_read_1(tag, handle, MSE_PORTA) & 0xf); bus_space_write_1(tag, handle, MSE_PORTC, MSE_HOLD | MSE_RYHIGH); y |= (bus_space_read_1(tag, handle, MSE_PORTA) << 4); *dx = x; *dy = y; bus_space_write_1(tag, handle, MSE_PORTC, MSE_INTREN); } /* * Routines for the ATI Inport bus mouse. */ /* * Test for an ATI Inport bus mouse and return 1 if it is. * (do not enable interrupts) */ static int mse_probeati(device_t dev, mse_softc_t *sc) { int i; for (i = 0; i < 2; i++) if (bus_space_read_1(sc->sc_iot, sc->sc_ioh, MSE_PORTC) == 0xde) return (1); return (0); } /* * Initialize ATI Inport mouse and enable interrupts. */ static void mse_enableati(bus_space_tag_t tag, bus_space_handle_t handle) { bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_RESET); bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN); } /* * Disable interrupts for ATI Inport mouse. */ static void mse_disableati(bus_space_tag_t tag, bus_space_handle_t handle) { bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); bus_space_write_1(tag, handle, MSE_PORTB, 0); } /* * Get current dx, dy and up/down button state. */ static void mse_getati(bus_space_tag_t tag, bus_space_handle_t handle, int *dx, int *dy, int *but) { char byte; bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_HOLD); bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_STATUS); *but = ~bus_space_read_1(tag, handle, MSE_PORTB) & MOUSE_MSC_BUTTONS; bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DX); byte = bus_space_read_1(tag, handle, MSE_PORTB); *dx = byte; bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_DY); byte = bus_space_read_1(tag, handle, MSE_PORTB); *dy = byte; bus_space_write_1(tag, handle, MSE_PORTA, MSE_INPORT_MODE); bus_space_write_1(tag, handle, MSE_PORTB, MSE_INPORT_INTREN); }