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#-
# Copyright (c) 2011, Bryan Venteicher <bryanv@daemoninthecloset.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 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.
#
# $FreeBSD$
#include <sys/bus.h>
INTERFACE virtio_bus;
HEADER {
struct vq_alloc_info;
};
METHOD uint64_t negotiate_features {
device_t dev;
uint64_t child_features;
};
METHOD int with_feature {
device_t dev;
uint64_t feature;
};
METHOD int alloc_virtqueues {
device_t dev;
int flags;
int nvqs;
struct vq_alloc_info *info;
};
HEADER {
#define VIRTIO_ALLOC_VQS_DISABLE_MSIX 0x1
};
METHOD int setup_intr {
device_t dev;
};
METHOD void stop {
device_t dev;
};
METHOD int reinit {
device_t dev;
uint64_t features;
};
METHOD void reinit_complete {
device_t dev;
};
METHOD void notify_vq {
device_t dev;
uint16_t queue;
};
METHOD void read_device_config {
device_t dev;
bus_size_t offset;
void *dst;
int len;
};
METHOD void write_device_config {
device_t dev;
bus_size_t offset;
void *src;
int len;
};
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