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#-
# Copyright (c) 2001, 2003 by Thomas Moestl <tmm@FreeBSD.org>
# Copyright (c) 2004, 2005 by Marius Strobl <marius@FreeBSD.org>
# 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 ``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.
#
# $FreeBSD$
# Interface for retrieving the package handle and a subset, namely
# 'compatible', 'device_type', 'model' and 'name', of the standard
# properties of a device on an Open Firmware assisted bus for use
# in device drivers. The rest of the standard properties, 'address',
# 'interrupts', 'reg' and 'status', are not covered by this interface
# as they are expected to be only of interest in the respective bus
# driver.
#include <sys/bus.h>
#include <dev/ofw/openfirm.h>
INTERFACE ofw_bus;
HEADER {
struct ofw_bus_devinfo {
phandle_t obd_node;
char *obd_compat;
char *obd_model;
char *obd_name;
char *obd_type;
};
};
CODE {
static ofw_bus_get_devinfo_t ofw_bus_default_get_devinfo;
static ofw_bus_get_compat_t ofw_bus_default_get_compat;
static ofw_bus_get_model_t ofw_bus_default_get_model;
static ofw_bus_get_name_t ofw_bus_default_get_name;
static ofw_bus_get_node_t ofw_bus_default_get_node;
static ofw_bus_get_type_t ofw_bus_default_get_type;
static const struct ofw_bus_devinfo *
ofw_bus_default_get_devinfo(device_t bus, device_t dev)
{
return (NULL);
}
static const char *
ofw_bus_default_get_compat(device_t bus, device_t dev)
{
return (NULL);
}
static const char *
ofw_bus_default_get_model(device_t bus, device_t dev)
{
return (NULL);
}
static const char *
ofw_bus_default_get_name(device_t bus, device_t dev)
{
return (NULL);
}
static phandle_t
ofw_bus_default_get_node(device_t bus, device_t dev)
{
return (0);
}
static const char *
ofw_bus_default_get_type(device_t bus, device_t dev)
{
return (NULL);
}
};
# Get the ofw_bus_devinfo struct for the device dev on the bus. Used for bus
# drivers which use the generic methods in ofw_bus_subr.c to implement the
# reset of this interface. The default method will return NULL, which means
# there is no such struct associated with the device.
METHOD const struct ofw_bus_devinfo * get_devinfo {
device_t bus;
device_t dev;
} DEFAULT ofw_bus_default_get_devinfo;
# Get the alternate firmware name for the device dev on the bus. The default
# method will return NULL, which means the device doesn't have such a property.
METHOD const char * get_compat {
device_t bus;
device_t dev;
} DEFAULT ofw_bus_default_get_compat;
# Get the firmware model name for the device dev on the bus. The default method
# will return NULL, which means the device doesn't have such a property.
METHOD const char * get_model {
device_t bus;
device_t dev;
} DEFAULT ofw_bus_default_get_model;
# Get the firmware name for the device dev on the bus. The default method will
# return NULL, which means the device doesn't have such a property.
METHOD const char * get_name {
device_t bus;
device_t dev;
} DEFAULT ofw_bus_default_get_name;
# Get the firmware node for the device dev on the bus. The default method will
# return 0, which signals that there is no such node.
METHOD phandle_t get_node {
device_t bus;
device_t dev;
} DEFAULT ofw_bus_default_get_node;
# Get the firmware device type for the device dev on the bus. The default
# method will return NULL, which means the device doesn't have such a property.
METHOD const char * get_type {
device_t bus;
device_t dev;
} DEFAULT ofw_bus_default_get_type;
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