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Diffstat (limited to 'hw/virtio-balloon.h')
| -rw-r--r-- | hw/virtio-balloon.h | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/hw/virtio-balloon.h b/hw/virtio-balloon.h deleted file mode 100644 index d898315414..0000000000 --- a/hw/virtio-balloon.h +++ /dev/null @@ -1,72 +0,0 @@ -/* - * Virtio Support - * - * Copyright IBM, Corp. 2007-2008 - * - * Authors: - * Anthony Liguori <aliguori@us.ibm.com> - * Rusty Russell <rusty@rustcorp.com.au> - * - * This work is licensed under the terms of the GNU GPL, version 2. See - * the COPYING file in the top-level directory. - * - */ - -#ifndef _QEMU_VIRTIO_BALLOON_H -#define _QEMU_VIRTIO_BALLOON_H - -#include "hw/virtio.h" -#include "hw/pci/pci.h" - -#define TYPE_VIRTIO_BALLOON "virtio-balloon" -#define VIRTIO_BALLOON(obj) \ - OBJECT_CHECK(VirtIOBalloon, (obj), TYPE_VIRTIO_BALLOON) - -/* from Linux's linux/virtio_balloon.h */ - -/* The ID for virtio_balloon */ -#define VIRTIO_ID_BALLOON 5 - -/* The feature bitmap for virtio balloon */ -#define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */ -#define VIRTIO_BALLOON_F_STATS_VQ 1 /* Memory stats virtqueue */ - -/* Size of a PFN in the balloon interface. */ -#define VIRTIO_BALLOON_PFN_SHIFT 12 - -struct virtio_balloon_config -{ - /* Number of pages host wants Guest to give up. */ - uint32_t num_pages; - /* Number of pages we've actually got in balloon. */ - uint32_t actual; -}; - -/* Memory Statistics */ -#define VIRTIO_BALLOON_S_SWAP_IN 0 /* Amount of memory swapped in */ -#define VIRTIO_BALLOON_S_SWAP_OUT 1 /* Amount of memory swapped out */ -#define VIRTIO_BALLOON_S_MAJFLT 2 /* Number of major faults */ -#define VIRTIO_BALLOON_S_MINFLT 3 /* Number of minor faults */ -#define VIRTIO_BALLOON_S_MEMFREE 4 /* Total amount of free memory */ -#define VIRTIO_BALLOON_S_MEMTOT 5 /* Total amount of memory */ -#define VIRTIO_BALLOON_S_NR 6 - -typedef struct VirtIOBalloonStat { - uint16_t tag; - uint64_t val; -} QEMU_PACKED VirtIOBalloonStat; - -typedef struct VirtIOBalloon { - VirtIODevice parent_obj; - VirtQueue *ivq, *dvq, *svq; - uint32_t num_pages; - uint32_t actual; - uint64_t stats[VIRTIO_BALLOON_S_NR]; - VirtQueueElement stats_vq_elem; - size_t stats_vq_offset; - QEMUTimer *stats_timer; - int64_t stats_last_update; - int64_t stats_poll_interval; -} VirtIOBalloon; - -#endif |