summaryrefslogtreecommitdiff
path: root/hw/vhost.h
diff options
context:
space:
mode:
Diffstat (limited to 'hw/vhost.h')
-rw-r--r--hw/vhost.h68
1 files changed, 0 insertions, 68 deletions
diff --git a/hw/vhost.h b/hw/vhost.h
deleted file mode 100644
index f062d48807..0000000000
--- a/hw/vhost.h
+++ /dev/null
@@ -1,68 +0,0 @@
-#ifndef VHOST_H
-#define VHOST_H
-
-#include "hw/hw.h"
-#include "hw/virtio.h"
-#include "exec/memory.h"
-
-/* Generic structures common for any vhost based device. */
-struct vhost_virtqueue {
- int kick;
- int call;
- void *desc;
- void *avail;
- void *used;
- int num;
- unsigned long long used_phys;
- unsigned used_size;
- void *ring;
- unsigned long long ring_phys;
- unsigned ring_size;
- EventNotifier masked_notifier;
-};
-
-typedef unsigned long vhost_log_chunk_t;
-#define VHOST_LOG_PAGE 0x1000
-#define VHOST_LOG_BITS (8 * sizeof(vhost_log_chunk_t))
-#define VHOST_LOG_CHUNK (VHOST_LOG_PAGE * VHOST_LOG_BITS)
-
-struct vhost_memory;
-struct vhost_dev {
- MemoryListener memory_listener;
- int control;
- struct vhost_memory *mem;
- int n_mem_sections;
- MemoryRegionSection *mem_sections;
- struct vhost_virtqueue *vqs;
- int nvqs;
- /* the first virtuque which would be used by this vhost dev */
- int vq_index;
- unsigned long long features;
- unsigned long long acked_features;
- unsigned long long backend_features;
- bool started;
- bool log_enabled;
- vhost_log_chunk_t *log;
- unsigned long long log_size;
- bool force;
-};
-
-int vhost_dev_init(struct vhost_dev *hdev, int devfd, const char *devpath,
- bool force);
-void vhost_dev_cleanup(struct vhost_dev *hdev);
-bool vhost_dev_query(struct vhost_dev *hdev, VirtIODevice *vdev);
-int vhost_dev_start(struct vhost_dev *hdev, VirtIODevice *vdev);
-void vhost_dev_stop(struct vhost_dev *hdev, VirtIODevice *vdev);
-int vhost_dev_enable_notifiers(struct vhost_dev *hdev, VirtIODevice *vdev);
-void vhost_dev_disable_notifiers(struct vhost_dev *hdev, VirtIODevice *vdev);
-
-/* Test and clear masked event pending status.
- * Should be called after unmask to avoid losing events.
- */
-bool vhost_virtqueue_pending(struct vhost_dev *hdev, int n);
-
-/* Mask/unmask events from this vq.
- */
-void vhost_virtqueue_mask(struct vhost_dev *hdev, VirtIODevice *vdev, int n,
- bool mask);
-#endif