diff options
author | mjacob <mjacob@FreeBSD.org> | 2000-05-07 04:53:04 +0000 |
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committer | mjacob <mjacob@FreeBSD.org> | 2000-05-07 04:53:04 +0000 |
commit | e2b6c95f298278ba6bded072c9b38f3f8fde34f7 (patch) | |
tree | 723ff989cbfc4388e88059d97d6c6f27b8a5e90a /sys/alpha/mcbus/mcmem.c | |
parent | ab3a6fa241f847a7e5b51507352ea06630588c2c (diff) | |
download | FreeBSD-src-e2b6c95f298278ba6bded072c9b38f3f8fde34f7.zip FreeBSD-src-e2b6c95f298278ba6bded072c9b38f3f8fde34f7.tar.gz |
Add in a first pass at Alpha 4100 (Rawhide) support. It doesn't quite
boot all the way yet, but it's darn close (blows up somewhere probing
the PS/2 mouse on the EISA bus).
Diffstat (limited to 'sys/alpha/mcbus/mcmem.c')
-rw-r--r-- | sys/alpha/mcbus/mcmem.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/sys/alpha/mcbus/mcmem.c b/sys/alpha/mcbus/mcmem.c new file mode 100644 index 0000000..aa023a2 --- /dev/null +++ b/sys/alpha/mcbus/mcmem.c @@ -0,0 +1,84 @@ +/* $FreeBSD$ */ + +/* + * Copyright (c) 2000 by Matthew Jacob + * 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 immediately at the beginning of the file, without modification, + * 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 + * SUCH DAMAGE. + */ + +/* + * Dummy Node for MCBUS Memory Modules + * found on AlphaServer 4100 systems. + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/module.h> +#include <sys/bus.h> +#include <sys/malloc.h> + +#include <machine/rpb.h> + +#include <alpha/mcbus/mcbusreg.h> +#include <alpha/mcbus/mcbusvar.h> + +/* + * Device methods + */ +static int mcbusmem_probe(device_t); + +static device_method_t mcbusmem_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, mcbusmem_probe), + DEVMETHOD(device_attach, bus_generic_attach), + DEVMETHOD(device_detach, bus_generic_detach), + DEVMETHOD(device_shutdown, bus_generic_shutdown), + + /* Bus interface */ + DEVMETHOD(bus_print_child, bus_generic_print_child), + DEVMETHOD(bus_read_ivar, bus_generic_read_ivar), + DEVMETHOD(bus_write_ivar, bus_generic_write_ivar), + DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), + DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), + + { 0, 0 } +}; + +static devclass_t mcbusmem_devclass; +static driver_t mcbusmem_driver = { + "mcbusmem", mcbusmem_methods, 1 +}; + +static int +mcbusmem_probe(device_t dev) +{ + struct mcbus_device *mdev = DEVTOMCBUS(dev); + if (mdev->ma_type != MCBUS_TYPE_MEM) { + return (-1); + } + return (0); +} + +DRIVER_MODULE(mcbusmem, mcbus, mcbusmem_driver, mcbusmem_devclass, 0, 0); |