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authorAnthony Liguori <aliguori@us.ibm.com>2010-09-08 14:26:57 -0500
committerAnthony Liguori <aliguori@us.ibm.com>2010-09-08 14:26:57 -0500
commitaab2e8f79ad253c760787ff3ce4d64967fed0003 (patch)
treebc837d155b4d558b71ad196c561f9e71c10136d0 /hw/virtio.h
parentdccbe6fbab47c9a2589f436e0592933b47cbe40b (diff)
parent7ec5e6a4ca43494949465f9f9f3d9e4c7c620503 (diff)
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Merge remote branch 'kwolf/for-anthony' into staging
Diffstat (limited to 'hw/virtio.h')
-rw-r--r--hw/virtio.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/hw/virtio.h b/hw/virtio.h
index a60d735..96514e6 100644
--- a/hw/virtio.h
+++ b/hw/virtio.h
@@ -81,6 +81,7 @@ typedef struct VirtQueueElement
unsigned int out_num;
unsigned int in_num;
target_phys_addr_t in_addr[VIRTQUEUE_MAX_SIZE];
+ target_phys_addr_t out_addr[VIRTQUEUE_MAX_SIZE];
struct iovec in_sg[VIRTQUEUE_MAX_SIZE];
struct iovec out_sg[VIRTQUEUE_MAX_SIZE];
} VirtQueueElement;
@@ -142,6 +143,8 @@ void virtqueue_flush(VirtQueue *vq, unsigned int count);
void virtqueue_fill(VirtQueue *vq, const VirtQueueElement *elem,
unsigned int len, unsigned int idx);
+void virtqueue_map_sg(struct iovec *sg, target_phys_addr_t *addr,
+ size_t num_sg, int is_write);
int virtqueue_pop(VirtQueue *vq, VirtQueueElement *elem);
int virtqueue_avail_bytes(VirtQueue *vq, int in_bytes, int out_bytes);