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qemu:virtio-net: Allow setting the MAC address via set_config (Alex Williamson) 

Allow the guest to write to the MAC address config space and update
the network info string when it does.  Rename get_config for symmetry.

Signed-off-by: Alex Williamson <alex.williamson@hp.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6534 c046a42c-6fe2-441c-8c8c-71466251a162
master
aliguori 2009-02-05 22:36:08 +00:00
parent 9d6271b8a0
commit 0f03eca606
1 changed files with 16 additions and 2 deletions
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18
hw/virtio-net.c
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@ -40,7 +40,7 @@ static VirtIONet *to_virtio_net(VirtIODevice *vdev)
return (VirtIONet *)vdev;
}
static void virtio_net_update_config(VirtIODevice *vdev, uint8_t *config)
static void virtio_net_get_config(VirtIODevice *vdev, uint8_t *config)
{
VirtIONet *n = to_virtio_net(vdev);
struct virtio_net_config netcfg;
@ -50,6 +50,19 @@ static void virtio_net_update_config(VirtIODevice *vdev, uint8_t *config)
memcpy(config, &netcfg, sizeof(netcfg));
}
static void virtio_net_set_config(VirtIODevice *vdev, const uint8_t *config)
{
VirtIONet *n = to_virtio_net(vdev);
struct virtio_net_config netcfg;
memcpy(&netcfg, config, sizeof(netcfg));
if (memcmp(netcfg.mac, n->mac, 6)) {
memcpy(n->mac, netcfg.mac, 6);
qemu_format_nic_info_str(n->vc, n->mac);
}
}
static void virtio_net_set_link_status(VLANClientState *vc)
{
VirtIONet *n = vc->opaque;
@ -337,7 +350,8 @@ void virtio_net_init(PCIBus *bus, NICInfo *nd, int devfn)
if (!n)
return;
n->vdev.get_config = virtio_net_update_config;
n->vdev.get_config = virtio_net_get_config;
n->vdev.set_config = virtio_net_set_config;
n->vdev.get_features = virtio_net_get_features;
n->vdev.set_features = virtio_net_set_features;
n->rx_vq = virtio_add_queue(&n->vdev, 256, virtio_net_handle_rx);