143105Sdfr/*- 243105Sdfr * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 343105Sdfr * All rights reserved. 443105Sdfr * 543105Sdfr * Redistribution and use in source and binary forms, with or without 643105Sdfr * modification, are permitted provided that the following conditions 743105Sdfr * are met: 843105Sdfr * 1. Redistributions of source code must retain the above copyright 943105Sdfr * notice, this list of conditions and the following disclaimer as 1043105Sdfr * the first lines of this file unmodified. 1143105Sdfr * 2. Redistributions in binary form must reproduce the above copyright 1243105Sdfr * notice, this list of conditions and the following disclaimer in the 1343105Sdfr * documentation and/or other materials provided with the distribution. 1443105Sdfr * 1543105Sdfr * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 1643105Sdfr * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 1743105Sdfr * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 1843105Sdfr * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 1943105Sdfr * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 2043105Sdfr * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2143105Sdfr * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2243105Sdfr * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2343105Sdfr * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 2443105Sdfr * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2543105Sdfr */ 2643105Sdfr 27116181Sobrien#include <sys/cdefs.h> 28116181Sobrien__FBSDID("$FreeBSD$"); 29116181Sobrien 3043105Sdfr#include "opt_kbd.h" 3143105Sdfr 3243105Sdfr#include <sys/param.h> 3343105Sdfr#include <sys/systm.h> 3443105Sdfr#include <sys/kernel.h> 35129880Sphk#include <sys/module.h> 3643105Sdfr#include <sys/bus.h> 3758271Syokota 3845720Speter#include <machine/bus.h> 3958271Syokota#include <machine/resource.h> 4043105Sdfr#include <sys/rman.h> 4143105Sdfr 4280040Syokota#include <sys/kbio.h> 4343105Sdfr#include <dev/kbd/kbdreg.h> 44147271Smarius#include <dev/atkbdc/atkbdreg.h> 45147271Smarius#include <dev/atkbdc/atkbdcreg.h> 4643105Sdfr 4758271Syokotatypedef struct { 4858271Syokota struct resource *intr; 4958271Syokota void *ih; 5058271Syokota} atkbd_softc_t; 5158271Syokota 52114293Smarkmstatic devclass_t atkbd_devclass; 5343105Sdfr 5483147Syokotastatic void atkbdidentify(driver_t *driver, device_t dev); 5543105Sdfrstatic int atkbdprobe(device_t dev); 5643105Sdfrstatic int atkbdattach(device_t dev); 5779022Syokotastatic int atkbdresume(device_t dev); 58147271Smariusstatic void atkbdintr(void *arg); 5943105Sdfr 6043105Sdfrstatic device_method_t atkbd_methods[] = { 6183147Syokota DEVMETHOD(device_identify, atkbdidentify), 6243105Sdfr DEVMETHOD(device_probe, atkbdprobe), 6343105Sdfr DEVMETHOD(device_attach, atkbdattach), 6479022Syokota DEVMETHOD(device_resume, atkbdresume), 6543105Sdfr { 0, 0 } 6643105Sdfr}; 6743105Sdfr 6843105Sdfrstatic driver_t atkbd_driver = { 6943105Sdfr ATKBD_DRIVER_NAME, 7043105Sdfr atkbd_methods, 7158271Syokota sizeof(atkbd_softc_t), 7243105Sdfr}; 7343105Sdfr 7483147Syokotastatic void 7583147Syokotaatkbdidentify(driver_t *driver, device_t parent) 7683147Syokota{ 7783147Syokota 7883147Syokota /* always add at least one child */ 7983492Syokota BUS_ADD_CHILD(parent, KBDC_RID_KBD, driver->name, device_get_unit(parent)); 8083147Syokota} 8183147Syokota 8243105Sdfrstatic int 8343105Sdfratkbdprobe(device_t dev) 8443105Sdfr{ 8583147Syokota struct resource *res; 8683147Syokota u_long irq; 8783147Syokota int flags; 8883147Syokota int rid; 8943105Sdfr 9043105Sdfr device_set_desc(dev, "AT Keyboard"); 9143105Sdfr 9243105Sdfr /* obtain parameters */ 9383147Syokota flags = device_get_flags(dev); 9443105Sdfr 9583147Syokota /* see if IRQ is available */ 9683147Syokota rid = KBDC_RID_KBD; 97216492Sjhb res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 9883147Syokota if (res == NULL) { 9983147Syokota if (bootverbose) 10083147Syokota device_printf(dev, "unable to allocate IRQ\n"); 10183147Syokota return ENXIO; 10283147Syokota } 10383147Syokota irq = rman_get_start(res); 10483147Syokota bus_release_resource(dev, SYS_RES_IRQ, rid, res); 10583147Syokota 10643105Sdfr /* probe the device */ 107245315Simp return atkbd_probe_unit(dev, irq, flags); 10843105Sdfr} 10943105Sdfr 11043105Sdfrstatic int 11143105Sdfratkbdattach(device_t dev) 11243105Sdfr{ 11358271Syokota atkbd_softc_t *sc; 11450154Syokota keyboard_t *kbd; 11583147Syokota u_long irq; 11683147Syokota int flags; 11758271Syokota int rid; 11843105Sdfr int error; 11943105Sdfr 12058271Syokota sc = device_get_softc(dev); 12158271Syokota 12283147Syokota rid = KBDC_RID_KBD; 12383147Syokota irq = bus_get_resource_start(dev, SYS_RES_IRQ, rid); 12483147Syokota flags = device_get_flags(dev); 125245315Simp error = atkbd_attach_unit(dev, &kbd, irq, flags); 12643105Sdfr if (error) 12743105Sdfr return error; 12843105Sdfr 12943105Sdfr /* declare our interrupt handler */ 130216492Sjhb sc->intr = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 13183147Syokota if (sc->intr == NULL) 13283147Syokota return ENXIO; 133166901Spiso error = bus_setup_intr(dev, sc->intr, INTR_TYPE_TTY, NULL, atkbdintr, 13483147Syokota kbd, &sc->ih); 13583147Syokota if (error) 13683147Syokota bus_release_resource(dev, SYS_RES_IRQ, rid, sc->intr); 13743105Sdfr 13883147Syokota return error; 13943105Sdfr} 14043105Sdfr 14179022Syokotastatic int 14279022Syokotaatkbdresume(device_t dev) 14379022Syokota{ 14483855Syokota atkbd_softc_t *sc; 14579022Syokota keyboard_t *kbd; 14683855Syokota int args[2]; 14779022Syokota 14883855Syokota sc = device_get_softc(dev); 14979022Syokota kbd = kbd_get_keyboard(kbd_find_keyboard(ATKBD_DRIVER_NAME, 15079022Syokota device_get_unit(dev))); 15183855Syokota if (kbd) { 15283855Syokota kbd->kb_flags &= ~KB_INITIALIZED; 15383855Syokota args[0] = device_get_unit(device_get_parent(dev)); 15483855Syokota args[1] = rman_get_start(sc->intr); 155174984Swkoszek kbdd_init(kbd, device_get_unit(dev), &kbd, args, 156174984Swkoszek device_get_flags(dev)); 157174984Swkoszek kbdd_clear_state(kbd); 15883855Syokota } 15979022Syokota return 0; 16079022Syokota} 16179022Syokota 16244628Syokotastatic void 163147271Smariusatkbdintr(void *arg) 16444628Syokota{ 16550154Syokota keyboard_t *kbd; 16644628Syokota 16750154Syokota kbd = (keyboard_t *)arg; 168174984Swkoszek kbdd_intr(kbd, NULL); 16944628Syokota} 17044628Syokota 17143105SdfrDRIVER_MODULE(atkbd, atkbdc, atkbd_driver, atkbd_devclass, 0, 0); 172