diff options
Diffstat (limited to 'sys/dev/uart/uart_bus_ebus.c')
| -rw-r--r-- | sys/dev/uart/uart_bus_ebus.c | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/sys/dev/uart/uart_bus_ebus.c b/sys/dev/uart/uart_bus_ebus.c deleted file mode 100644 index dd50ff83596f..000000000000 --- a/sys/dev/uart/uart_bus_ebus.c +++ /dev/null @@ -1,108 +0,0 @@ -/*- - * SPDX-License-Identifier: BSD-2-Clause-FreeBSD - * - * Copyright (c) 2001 by Thomas Moestl <tmm@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. - * 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 ``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. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/bus.h> -#include <sys/kernel.h> -#include <sys/module.h> - -#include <dev/ofw/ofw_bus.h> - -#include <machine/bus.h> -#include <sys/rman.h> -#include <machine/resource.h> -#include <machine/ver.h> - -#include <dev/uart/uart.h> -#include <dev/uart/uart_bus.h> -#include <dev/uart/uart_cpu.h> - -static int uart_ebus_probe(device_t dev); - -static device_method_t uart_ebus_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, uart_ebus_probe), - DEVMETHOD(device_attach, uart_bus_attach), - DEVMETHOD(device_detach, uart_bus_detach), - { 0, 0 } -}; - -static driver_t uart_ebus_driver = { - uart_driver_name, - uart_ebus_methods, - sizeof(struct uart_softc), -}; - -static int -uart_ebus_probe(device_t dev) -{ - const char *nm, *cmpt; - struct uart_softc *sc; - struct uart_devinfo dummy; - - sc = device_get_softc(dev); - sc->sc_class = NULL; - - nm = ofw_bus_get_name(dev); - cmpt = ofw_bus_get_compat(dev); - if (cmpt == NULL) - cmpt = ""; - if (!strcmp(nm, "lom-console") || !strcmp(nm, "su") || - !strcmp(nm, "su_pnp") || !strcmp(cmpt, "rsc-console") || - !strcmp(cmpt, "rsc-control") || !strcmp(cmpt, "su") || - !strcmp(cmpt, "su16550") || !strcmp(cmpt, "su16552")) { - /* - * 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 NS16550 in case the RS232 - * keyboard isn't selected in order to prevent such hangs. - */ - if ((!strcmp(sparc64_model, "SUNW,UltraAX-MP") || - !strcmp(sparc64_model, "SUNW,UltraSPARC-IIi-Engine")) && - uart_cpu_getdev(UART_DEV_KEYBOARD, &dummy)) { - device_disable(dev); - return (ENXIO); - } - sc->sc_class = &uart_ns8250_class; - return (uart_bus_probe(dev, 0, 0, 0, 0, 0, 0)); - } - - return (ENXIO); -} - -DRIVER_MODULE(uart, ebus, uart_ebus_driver, uart_devclass, 0, 0); |