| virtqueue.h (238072) | virtqueue.h (238360) |
|---|---|
| 1/*- 2 * Copyright (c) 2011, Bryan Venteicher <bryanv@daemoninthecloset.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * | 1/*- 2 * Copyright (c) 2011, Bryan Venteicher <bryanv@daemoninthecloset.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: head/sys/dev/virtio/virtqueue.h 238072 2012-07-03 15:15:41Z obrien $ | 26 * $FreeBSD: head/sys/dev/virtio/virtqueue.h 238360 2012-07-11 02:57:19Z grehan $ |
| 27 */ 28 29#ifndef _VIRTIO_VIRTQUEUE_H 30#define _VIRTIO_VIRTQUEUE_H 31 32struct virtqueue; 33struct sglist; 34 35/* Support for indirect buffer descriptors. */ 36#define VIRTIO_RING_F_INDIRECT_DESC (1 << 28) 37 | 27 */ 28 29#ifndef _VIRTIO_VIRTQUEUE_H 30#define _VIRTIO_VIRTQUEUE_H 31 32struct virtqueue; 33struct sglist; 34 35/* Support for indirect buffer descriptors. */ 36#define VIRTIO_RING_F_INDIRECT_DESC (1 << 28) 37 |
| 38/* The guest publishes the used index for which it expects an interrupt 39 * at the end of the avail ring. Host should ignore the avail->flags field. 40 * The host publishes the avail index for which it expects a kick 41 * at the end of the used ring. Guest should ignore the used->flags field. 42 */ | 38/* Support to suppress interrupt until specific index is reached. */ |
| 43#define VIRTIO_RING_F_EVENT_IDX (1 << 29) 44 45/* Device callback for a virtqueue interrupt. */ 46typedef int virtqueue_intr_t(void *); 47 48#define VIRTQUEUE_MAX_NAME_SZ 32 49 50/* One for each virtqueue the device wishes to allocate. */ --- 47 unchanged lines hidden --- | 39#define VIRTIO_RING_F_EVENT_IDX (1 << 29) 40 41/* Device callback for a virtqueue interrupt. */ 42typedef int virtqueue_intr_t(void *); 43 44#define VIRTQUEUE_MAX_NAME_SZ 32 45 46/* One for each virtqueue the device wishes to allocate. */ --- 47 unchanged lines hidden --- |