Current Path : /sys/mips/rt305x/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/mips/rt305x/uart_bus_rt305x.c |
/*- * Copyright (c) 2007 Bruce M. Simpson. * 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 * $Id$ */ /* * Skeleton of this file was based on respective code for ARM * code written by Olivier Houchard. */ /* * XXXMIPS: This file is hacked from arm/... . XXXMIPS here means this file is * experimental and was written for MIPS32 port. */ #include "opt_uart.h" #include <sys/cdefs.h> __FBSDID("$FreeBSD: release/9.1.0/sys/mips/rt305x/uart_bus_rt305x.c 220297 2011-04-03 14:39:55Z adrian $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/bus.h> #include <sys/conf.h> #include <sys/kernel.h> #include <sys/module.h> #include <machine/bus.h> #include <sys/rman.h> #include <machine/resource.h> #include <dev/pci/pcivar.h> #include <dev/uart/uart.h> #include <dev/uart/uart_bus.h> #include <dev/uart/uart_cpu.h> #include <mips/rt305x/rt305xreg.h> #include "uart_if.h" static int uart_rt305x_probe(device_t dev); extern struct uart_class uart_rt305x_uart_class; static device_method_t uart_rt305x_methods[] = { /* Device interface */ DEVMETHOD(device_probe, uart_rt305x_probe), DEVMETHOD(device_attach, uart_bus_attach), DEVMETHOD(device_detach, uart_bus_detach), { 0, 0 } }; static driver_t uart_rt305x_driver = { uart_driver_name, uart_rt305x_methods, sizeof(struct uart_softc), }; extern SLIST_HEAD(uart_devinfo_list, uart_devinfo) uart_sysdevs; static int uart_rt305x_probe(device_t dev) { struct uart_softc *sc; sc = device_get_softc(dev); sc->sc_sysdev = SLIST_FIRST(&uart_sysdevs); sc->sc_class = &uart_rt305x_uart_class; bcopy(&sc->sc_sysdev->bas, &sc->sc_bas, sizeof(sc->sc_bas)); sc->sc_sysdev->bas.regshft = 2; sc->sc_sysdev->bas.bst = mips_bus_space_generic; sc->sc_sysdev->bas.bsh = MIPS_PHYS_TO_KSEG1(device_get_unit(dev)?UARTLITE_BASE:UART_BASE); sc->sc_bas.regshft = 2; sc->sc_bas.bst = mips_bus_space_generic; sc->sc_bas.bsh = MIPS_PHYS_TO_KSEG1(device_get_unit(dev)?UARTLITE_BASE:UART_BASE); return (uart_bus_probe(dev, 2, SYSTEM_CLOCK, 0, 0)); } DRIVER_MODULE(uart, obio, uart_rt305x_driver, uart_devclass, 0, 0);