diff options
Diffstat (limited to 'sys/mips/sentry5/uart_bus_sbusart.c')
| -rw-r--r-- | sys/mips/sentry5/uart_bus_sbusart.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/sys/mips/sentry5/uart_bus_sbusart.c b/sys/mips/sentry5/uart_bus_sbusart.c new file mode 100644 index 0000000..e4808cd --- /dev/null +++ b/sys/mips/sentry5/uart_bus_sbusart.c @@ -0,0 +1,95 @@ +/*- + * 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("$FreeBSD$"); + +#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/mips32/sentry5/sentry5reg.h> + +#include "uart_if.h" + +static int uart_malta_probe(device_t dev); + +extern struct uart_class malta_uart_class; + +static device_method_t uart_malta_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, uart_malta_probe), + DEVMETHOD(device_attach, uart_bus_attach), + DEVMETHOD(device_detach, uart_bus_detach), + { 0, 0 } +}; + +static driver_t uart_malta_driver = { + uart_driver_name, + uart_malta_methods, + sizeof(struct uart_softc), +}; + +extern SLIST_HEAD(uart_devinfo_list, uart_devinfo) uart_sysdevs; +static int +uart_malta_probe(device_t dev) +{ + struct uart_softc *sc; + + sc = device_get_softc(dev); + sc->sc_sysdev = SLIST_FIRST(&uart_sysdevs); + sc->sc_class = &uart_ns8250_class; + bcopy(&sc->sc_sysdev->bas, &sc->sc_bas, sizeof(sc->sc_bas)); + sc->sc_sysdev->bas.bst = 0; + sc->sc_sysdev->bas.bsh = MIPS_PHYS_TO_KSEG1(SENTRY5_UART1ADR); + sc->sc_bas.bst = 0; + sc->sc_bas.bsh = MIPS_PHYS_TO_KSEG1(SENTRY5_UART1ADR); + return(uart_bus_probe(dev, 0, 0, 0, 0)); +} + +DRIVER_MODULE(uart, obio, uart_malta_driver, uart_devclass, 0, 0); |
