Adding qemu as a submodule of KVMFORNFV

This Patch includes the changes to add qemu as a submodule to
kvmfornfv repo and make use of the updated latest qemu for the
execution of all testcase
Change-Id: I1280af507a857675c7f81d30c95255635667bdd7
Signed-off-by:RajithaY<rajithax.yerrumsetty@intel.com>

1 files changed, 0 insertions, 148 deletions

diff --git a/qemu/roms/seabios/src/hw/virtio-ring.c b/qemu/roms/seabios/src/hw/virtio-ring.c
deleted file mode 100644
index 7205a0acd..000000000
--- a/qemu/roms/seabios/src/hw/virtio-ring.c
+++ /dev/null
@@ -1,148 +0,0 @@
-/* virtio-pci.c - virtio ring management
- *
- * (c) Copyright 2008 Bull S.A.S.
- *
- *  Author: Laurent Vivier <Laurent.Vivier@bull.net>
- *
- *  some parts from Linux Virtio Ring
- *
- *  Copyright Rusty Russell IBM Corporation 2007
- *
- *  Adopted for Seabios: Gleb Natapov <gleb@redhat.com>
- *
- * This work is licensed under the terms of the GNU LGPLv3
- * See the COPYING file in the top-level directory.
- *
- *
- */
-
-#include "biosvar.h" // GET_GLOBAL
-#include "output.h" // panic
-#include "virtio-ring.h"
-#include "virtio-pci.h"
-
-#define BUG() do {                                                      \
-            panic("BUG: failure at %d/%s()!\n", __LINE__, __func__);    \
-        } while (0)
-#define BUG_ON(condition) do { if (condition) BUG(); } while (0)
-
-/*
- * vring_more_used
- *
- * is there some used buffers ?
- *
- */
-
-int vring_more_used(struct vring_virtqueue *vq)
-{
-    struct vring_used *used = vq->vring.used;
-    int more = vq->last_used_idx != used->idx;
-    /* Make sure ring reads are done after idx read above. */
-    smp_rmb();
-    return more;
-}
-
-/*
- * vring_free
- *
- * put at the begin of the free list the current desc[head]
- */
-
-void vring_detach(struct vring_virtqueue *vq, unsigned int head)
-{
-    struct vring *vr = &vq->vring;
-    struct vring_desc *desc = GET_LOWFLAT(vr->desc);
-    unsigned int i;
-
-    /* find end of given descriptor */
-
-    i = head;
-    while (desc[i].flags & VRING_DESC_F_NEXT)
-        i = desc[i].next;
-
-    /* link it with free list and point to it */
-
-    desc[i].next = vq->free_head;
-    vq->free_head = head;
-}
-
-/*
- * vring_get_buf
- *
- * get a buffer from the used list
- *
- */
-
-int vring_get_buf(struct vring_virtqueue *vq, unsigned int *len)
-{
-    struct vring *vr = &vq->vring;
-    struct vring_used_elem *elem;
-    struct vring_used *used = vq->vring.used;
-    u32 id;
-    int ret;
-
-//    BUG_ON(!vring_more_used(vq));
-
-    elem = &used->ring[vq->last_used_idx % vr->num];
-    id = elem->id;
-    if (len != NULL)
-        *len = elem->len;
-
-    ret = vq->vdata[id];
-
-    vring_detach(vq, id);
-
-    vq->last_used_idx = vq->last_used_idx + 1;
-
-    return ret;
-}
-
-void vring_add_buf(struct vring_virtqueue *vq,
-                   struct vring_list list[],
-                   unsigned int out, unsigned int in,
-                   int index, int num_added)
-{
-    struct vring *vr = &vq->vring;
-    int i, av, head, prev;
-    struct vring_desc *desc = vr->desc;
-    struct vring_avail *avail = vr->avail;
-
-    BUG_ON(out + in == 0);
-
-    prev = 0;
-    head = vq->free_head;
-    for (i = head; out; i = desc[i].next, out--) {
-        desc[i].flags = VRING_DESC_F_NEXT;
-        desc[i].addr = (u64)virt_to_phys(list->addr);
-        desc[i].len = list->length;
-        prev = i;
-        list++;
-    }
-    for ( ; in; i = desc[i].next, in--) {
-        desc[i].flags = VRING_DESC_F_NEXT|VRING_DESC_F_WRITE;
-        desc[i].addr = (u64)virt_to_phys(list->addr);
-        desc[i].len = list->length;
-        prev = i;
-        list++;
-    }
-    desc[prev].flags = desc[prev].flags & ~VRING_DESC_F_NEXT;
-
-    vq->free_head = i;
-
-    vq->vdata[head] = index;
-
-    av = (avail->idx + num_added) % vr->num;
-    avail->ring[av] = head;
-}
-
-void vring_kick(struct vp_device *vp, struct vring_virtqueue *vq, int num_added)
-{
-    struct vring *vr = &vq->vring;
-    struct vring_avail *avail = vr->avail;
-
-    /* Make sure idx update is done after ring write. */
-    smp_wmb();
-    avail->idx = avail->idx + num_added;
-
-    vp_notify(vp, vq);
-}