mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-20 11:11:24 +00:00
34255ec554
boot all the way yet, but it's darn close (blows up somewhere probing the PS/2 mouse on the EISA bus).
85 lines
2.7 KiB
C
85 lines
2.7 KiB
C
/* $FreeBSD$ */
|
|
|
|
/*
|
|
* 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);
|