uart_bus_sbusart.c revision 182901
1178173Simp/*- 2178173Simp * Copyright (c) 2007 Bruce M. Simpson. 3178173Simp * All rights reserved. 4178173Simp * 5178173Simp * Redistribution and use in source and binary forms, with or without 6178173Simp * modification, are permitted provided that the following conditions 7178173Simp * are met: 8178173Simp * 1. Redistributions of source code must retain the above copyright 9178173Simp * notice, this list of conditions and the following disclaimer. 10178173Simp * 2. Redistributions in binary form must reproduce the above copyright 11178173Simp * notice, this list of conditions and the following disclaimer in the 12178173Simp * documentation and/or other materials provided with the distribution. 13178173Simp * 14178173Simp * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15178173Simp * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16178173Simp * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17178173Simp * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18178173Simp * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19178173Simp * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20178173Simp * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21178173Simp * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22178173Simp * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23178173Simp * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24178173Simp * $Id$ 25178173Simp */ 26178173Simp/* 27178173Simp * Skeleton of this file was based on respective code for ARM 28178173Simp * code written by Olivier Houchard. 29178173Simp */ 30178173Simp 31178173Simp/* 32178173Simp * XXXMIPS: This file is hacked from arm/... . XXXMIPS here means this file is 33178173Simp * experimental and was written for MIPS32 port. 34178173Simp */ 35178173Simp#include "opt_uart.h" 36178173Simp 37178173Simp#include <sys/cdefs.h> 38178173Simp__FBSDID("$FreeBSD: head/sys/mips/sentry5/uart_bus_sbusart.c 182901 2008-09-10 03:49:08Z gonzo $"); 39178173Simp 40178173Simp#include <sys/param.h> 41178173Simp#include <sys/systm.h> 42178173Simp#include <sys/bus.h> 43178173Simp#include <sys/conf.h> 44178173Simp#include <sys/kernel.h> 45178173Simp#include <sys/module.h> 46178173Simp#include <machine/bus.h> 47178173Simp#include <sys/rman.h> 48178173Simp#include <machine/resource.h> 49178173Simp 50178173Simp#include <dev/pci/pcivar.h> 51178173Simp 52178173Simp#include <dev/uart/uart.h> 53178173Simp#include <dev/uart/uart_bus.h> 54178173Simp#include <dev/uart/uart_cpu.h> 55178173Simp 56182901Sgonzo#include <mips/sentry5/sentry5reg.h> 57178173Simp 58178173Simp#include "uart_if.h" 59178173Simp 60178173Simpstatic int uart_malta_probe(device_t dev); 61178173Simp 62178173Simpextern struct uart_class malta_uart_class; 63178173Simp 64178173Simpstatic device_method_t uart_malta_methods[] = { 65178173Simp /* Device interface */ 66178173Simp DEVMETHOD(device_probe, uart_malta_probe), 67178173Simp DEVMETHOD(device_attach, uart_bus_attach), 68178173Simp DEVMETHOD(device_detach, uart_bus_detach), 69178173Simp { 0, 0 } 70178173Simp}; 71178173Simp 72178173Simpstatic driver_t uart_malta_driver = { 73178173Simp uart_driver_name, 74178173Simp uart_malta_methods, 75178173Simp sizeof(struct uart_softc), 76178173Simp}; 77178173Simp 78178173Simpextern SLIST_HEAD(uart_devinfo_list, uart_devinfo) uart_sysdevs; 79178173Simpstatic int 80178173Simpuart_malta_probe(device_t dev) 81178173Simp{ 82178173Simp struct uart_softc *sc; 83178173Simp 84178173Simp sc = device_get_softc(dev); 85178173Simp sc->sc_sysdev = SLIST_FIRST(&uart_sysdevs); 86178173Simp sc->sc_class = &uart_ns8250_class; 87178173Simp bcopy(&sc->sc_sysdev->bas, &sc->sc_bas, sizeof(sc->sc_bas)); 88178173Simp sc->sc_sysdev->bas.bst = 0; 89178173Simp sc->sc_sysdev->bas.bsh = MIPS_PHYS_TO_KSEG1(SENTRY5_UART1ADR); 90178173Simp sc->sc_bas.bst = 0; 91178173Simp sc->sc_bas.bsh = MIPS_PHYS_TO_KSEG1(SENTRY5_UART1ADR); 92178173Simp return(uart_bus_probe(dev, 0, 0, 0, 0)); 93178173Simp} 94178173Simp 95178173SimpDRIVER_MODULE(uart, obio, uart_malta_driver, uart_devclass, 0, 0); 96