symbian-qemu-0.9.1-12/qemu-symbian-svp/hw/virtio-balloon.h
author johnathan.white@2718R8BGH51.accenture.com
Mon, 08 Mar 2010 18:45:03 +0000
changeset 46 b6935a90ca64
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority

/*
 * 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 "virtio.h"

/* 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 */

/* 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;
};

void virtio_balloon_init(VirtIOBindFn bind, void *bind_arg);

#endif