a1dc822112
defines methods that need to be implemented by sparc64 host bridge drivers).
76 lines
2.6 KiB
Objective-C
76 lines
2.6 KiB
Objective-C
# Copyright (c) 2001 by Thomas Moestl <tmm@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.
|
|
#
|
|
# $FreeBSD$
|
|
|
|
#include <sys/bus.h>
|
|
#include <machine/bus.h>
|
|
|
|
INTERFACE sparcbus;
|
|
|
|
HEADER {
|
|
/* Bus tag types for the get_bustag method */
|
|
enum sbbt_id {
|
|
SBBT_IO,
|
|
SBBT_MEM,
|
|
};
|
|
};
|
|
|
|
CODE {
|
|
static int sparcbus_default_intr_pending(device_t, int);
|
|
static bus_space_handle_t sparcbus_default_get_bus_handle(device_t,
|
|
enum sbbt_id, bus_space_handle_t childhdl, bus_space_tag_t *tag);
|
|
|
|
static int
|
|
sparcbus_default_intr_pending(device_t dev, int intr)
|
|
{
|
|
|
|
return (SPARCBUS_INTR_PENDING(device_get_parent(dev), intr));
|
|
}
|
|
|
|
static bus_space_handle_t
|
|
sparcbus_default_get_bus_handle(device_t dev, enum sbbt_id id,
|
|
bus_space_handle_t childhdl, bus_space_tag_t *tag)
|
|
{
|
|
|
|
return (SPARCBUS_GET_BUS_HANDLE(device_get_parent(dev), id,
|
|
childhdl, tag));
|
|
}
|
|
};
|
|
|
|
# Return whether an interrupt request is pending for the INO intr.
|
|
METHOD int intr_pending {
|
|
device_t dev;
|
|
int intr;
|
|
} DEFAULT sparcbus_default_intr_pending;
|
|
|
|
# Get the bustag for the root bus. This is needed for ISA old-stlye
|
|
# in[bwl]()/out[bwl]() support, where no tag retrieved from a resource is
|
|
# passed. The returned tag is used to construct a tag for the whole ISA bus.
|
|
METHOD bus_space_handle_t get_bus_handle {
|
|
device_t dev;
|
|
enum sbbt_id id;
|
|
bus_space_handle_t childhdl;
|
|
bus_space_tag_t *tag;
|
|
} DEFAULT sparcbus_default_get_bus_handle;
|