diff options
Diffstat (limited to 'sys/dev/atkbdc/atkbdc_ebus.c')
| -rw-r--r-- | sys/dev/atkbdc/atkbdc_ebus.c | 307 |
1 files changed, 0 insertions, 307 deletions
diff --git a/sys/dev/atkbdc/atkbdc_ebus.c b/sys/dev/atkbdc/atkbdc_ebus.c deleted file mode 100644 index 53c40433d6ba..000000000000 --- a/sys/dev/atkbdc/atkbdc_ebus.c +++ /dev/null @@ -1,307 +0,0 @@ -/*- - * SPDX-License-Identifier: BSD-2-Clause-FreeBSD - * - * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> - * Copyright (c) 2005 Marius Strobl <marius@FreeBSD.org> - * 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 as - * the first lines of this file unmodified. - * 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 AUTHORS ``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 AUTHORS 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. - * - * from: FreeBSD: src/sys/isa/atkbdc_isa.c,v 1.31 2005/05/29 04:42:28 nyan - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include "opt_kbd.h" - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> -#include <sys/module.h> -#include <sys/bus.h> -#include <sys/kbio.h> -#include <sys/malloc.h> - -#include <dev/ofw/ofw_bus.h> - -#include <machine/resource.h> -#include <machine/ver.h> - -#include <sys/rman.h> - -#include <dev/kbd/kbdreg.h> -#include <dev/atkbdc/atkbdreg.h> -#include <dev/atkbdc/atkbdc_subr.h> -#include <dev/atkbdc/atkbdcreg.h> -#include <dev/atkbdc/psm.h> - -static device_probe_t atkbdc_ebus_probe; -static device_attach_t atkbdc_ebus_attach; - -static device_method_t atkbdc_ebus_methods[] = { - DEVMETHOD(device_probe, atkbdc_ebus_probe), - DEVMETHOD(device_attach, atkbdc_ebus_attach), - DEVMETHOD(device_suspend, bus_generic_suspend), - DEVMETHOD(device_resume, bus_generic_resume), - - DEVMETHOD(bus_print_child, atkbdc_print_child), - DEVMETHOD(bus_read_ivar, atkbdc_read_ivar), - DEVMETHOD(bus_write_ivar, atkbdc_write_ivar), - DEVMETHOD(bus_get_resource_list,atkbdc_get_resource_list), - DEVMETHOD(bus_alloc_resource, bus_generic_rl_alloc_resource), - DEVMETHOD(bus_release_resource, bus_generic_rl_release_resource), - DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), - DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), - DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource), - DEVMETHOD(bus_set_resource, bus_generic_rl_set_resource), - DEVMETHOD(bus_delete_resource, bus_generic_rl_delete_resource), - DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), - DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), - - { 0, 0 } -}; - -static driver_t atkbdc_ebus_driver = { - ATKBDC_DRIVER_NAME, - atkbdc_ebus_methods, - sizeof(atkbdc_softc_t *), -}; - -DRIVER_MODULE(atkbdc, ebus, atkbdc_ebus_driver, atkbdc_devclass, 0, 0); - -static int -atkbdc_ebus_probe(device_t dev) -{ - struct resource *port0, *port1; - rman_res_t count, start; - int error, rid; - - if (strcmp(ofw_bus_get_name(dev), "8042") != 0) - return (ENXIO); - - /* - * On AXi and AXmp boards the NS16550 (used to connect keyboard/ - * mouse) share their IRQ lines with the i8042. Any IRQ activity - * (typically during attach) of the NS16550 used to connect the - * keyboard when actually the PS/2 keyboard is selected in OFW - * causes interaction with the OBP i8042 driver resulting in a - * hang and vice versa. As RS232 keyboards and mice obviously - * aren't meant to be used in parallel with PS/2 ones on these - * boards don't attach to the i8042 in case the PS/2 keyboard - * isn't selected in order to prevent such hangs. - * Note that it's not sufficient here to rely on the '8042' node - * only showing up when a PS/2 keyboard is actually connected as - * the user still might have adjusted the 'keyboard' alias to - * point to the RS232 keyboard. - */ - if ((!strcmp(sparc64_model, "SUNW,UltraAX-MP") || - !strcmp(sparc64_model, "SUNW,UltraSPARC-IIi-Engine")) && - OF_finddevice("keyboard") != ofw_bus_get_node(dev)) { - device_disable(dev); - return (ENXIO); - } - - device_set_desc(dev, "Keyboard controller (i8042)"); - - /* - * The '8042' node has two identical 8 addresses wide resources - * which are apparently meant to be used one for the keyboard - * half and the other one for the mouse half. To simplify matters - * we use one for the command/data port resource and the other - * one for the status port resource as the atkbdc(4) back-end - * expects two struct resource rather than two bus space handles. - */ - rid = 0; - if (bus_get_resource(dev, SYS_RES_MEMORY, rid, &start, &count) != 0) { - device_printf(dev, - "cannot determine command/data port resource\n"); - return (ENXIO); - } - port0 = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid, start, start, 1, - RF_ACTIVE); - if (port0 == NULL) { - device_printf(dev, - "cannot allocate command/data port resource\n"); - return (ENXIO); - } - - rid = 1; - if (bus_get_resource(dev, SYS_RES_MEMORY, rid, &start, &count) != 0) { - device_printf(dev, "cannot determine status port resource\n"); - error = ENXIO; - goto fail_port0; - } - start += KBD_STATUS_PORT; - port1 = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid, start, start, 1, - RF_ACTIVE); - if (port1 == NULL) { - device_printf(dev, "cannot allocate status port resource\n"); - error = ENXIO; - goto fail_port0; - } - - error = atkbdc_probe_unit(device_get_unit(dev), port0, port1); - if (error != 0) - device_printf(dev, "atkbdc_porbe_unit failed\n"); - - bus_release_resource(dev, SYS_RES_MEMORY, 1, port1); - fail_port0: - bus_release_resource(dev, SYS_RES_MEMORY, 0, port0); - - return (error); -} - -static int -atkbdc_ebus_attach(device_t dev) -{ - atkbdc_softc_t *sc; - atkbdc_device_t *adi; - device_t cdev; - phandle_t child; - rman_res_t count, intr, start; - int children, error, rid, unit; - char *cname, *dname; - - unit = device_get_unit(dev); - sc = *(atkbdc_softc_t **)device_get_softc(dev); - if (sc == NULL) { - /* - * We have to maintain two copies of the kbdc_softc struct, - * as the low-level console needs to have access to the - * keyboard controller before kbdc is probed and attached. - * kbdc_soft[] contains the default entry for that purpose. - * See atkbdc.c. XXX - */ - sc = atkbdc_get_softc(unit); - if (sc == NULL) - return (ENOMEM); - device_set_softc(dev, sc); - } - - rid = 0; - if (bus_get_resource(dev, SYS_RES_MEMORY, rid, &start, &count) != 0) { - device_printf(dev, - "cannot determine command/data port resource\n"); - return (ENXIO); - } - sc->retry = 5000; - sc->port0 = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid, start, start, - 1, RF_ACTIVE); - if (sc->port0 == NULL) { - device_printf(dev, - "cannot allocate command/data port resource\n"); - return (ENXIO); - } - - rid = 1; - if (bus_get_resource(dev, SYS_RES_MEMORY, rid, &start, &count) != 0) { - device_printf(dev, "cannot determine status port resource\n"); - error = ENXIO; - goto fail_port0; - } - start += KBD_STATUS_PORT; - sc->port1 = bus_alloc_resource(dev, SYS_RES_MEMORY, &rid, start, start, - 1, RF_ACTIVE); - if (sc->port1 == NULL) { - device_printf(dev, "cannot allocate status port resource\n"); - error = ENXIO; - goto fail_port0; - } - - error = atkbdc_attach_unit(unit, sc, sc->port0, sc->port1); - if (error != 0) { - device_printf(dev, "atkbdc_attach_unit failed\n"); - goto fail_port1; - } - - /* Attach children. */ - children = 0; - for (child = OF_child(ofw_bus_get_node(dev)); child != 0; - child = OF_peer(child)) { - if ((OF_getprop_alloc(child, "name", (void **)&cname)) == -1) - continue; - if (children >= 2) { - device_printf(dev, - "<%s>: only two children per 8042 supported\n", - cname); - OF_prop_free(cname); - continue; - } - adi = malloc(sizeof(struct atkbdc_device), M_ATKBDDEV, - M_NOWAIT | M_ZERO); - if (adi == NULL) { - device_printf(dev, "<%s>: malloc failed\n", cname); - OF_prop_free(cname); - continue; - } - if (strcmp(cname, "kb_ps2") == 0) { - adi->rid = KBDC_RID_KBD; - dname = ATKBD_DRIVER_NAME; - } else if (strcmp(cname, "kdmouse") == 0) { - adi->rid = KBDC_RID_AUX; - dname = PSM_DRIVER_NAME; - } else { - device_printf(dev, "<%s>: unknown device\n", cname); - free(adi, M_ATKBDDEV); - OF_prop_free(cname); - continue; - } - intr = bus_get_resource_start(dev, SYS_RES_IRQ, adi->rid); - if (intr == 0) { - device_printf(dev, - "<%s>: cannot determine interrupt resource\n", - cname); - free(adi, M_ATKBDDEV); - OF_prop_free(cname); - continue; - } - resource_list_init(&adi->resources); - resource_list_add(&adi->resources, SYS_RES_IRQ, adi->rid, - intr, intr, 1); - if ((cdev = device_add_child(dev, dname, -1)) == NULL) { - device_printf(dev, "<%s>: device_add_child failed\n", - cname); - resource_list_free(&adi->resources); - free(adi, M_ATKBDDEV); - OF_prop_free(cname); - continue; - } - device_set_ivars(cdev, adi); - children++; - } - - error = bus_generic_attach(dev); - if (error != 0) { - device_printf(dev, "bus_generic_attach failed\n"); - goto fail_port1; - } - - return (0); - - fail_port1: - bus_release_resource(dev, SYS_RES_MEMORY, 1, sc->port1); - fail_port0: - bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->port0); - - return (error); -} |