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[Qemu-devel] [PATCH 1/5][RFC] virtio-net: Allow setting the MAC address
From: |
Alex Williamson |
Subject: |
[Qemu-devel] [PATCH 1/5][RFC] virtio-net: Allow setting the MAC address via set_config |
Date: |
Wed, 07 Jan 2009 10:37:36 -0700 |
virtio-net: Allow setting the MAC address via set_config
Rename get_config for simplicity
Signed-off-by: Alex Williamson <address@hidden>
---
hw/virtio-net.c | 21 +++++++++++++++++++--
1 files changed, 19 insertions(+), 2 deletions(-)
diff --git a/hw/virtio-net.c b/hw/virtio-net.c
index 2c41b3e..bfb7510 100644
--- a/hw/virtio-net.c
+++ b/hw/virtio-net.c
@@ -38,7 +38,7 @@ 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;
@@ -48,6 +48,22 @@ 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);
+ snprintf(n->vc->info_str, sizeof(n->vc->info_str),
+ "virtio macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
+ n->mac[0], n->mac[1], n->mac[2],
+ n->mac[3], n->mac[4], n->mac[5]);
+ }
+}
+
static void virtio_net_set_link_status(VLANClientState *vc)
{
VirtIONet *n = vc->opaque;
@@ -326,7 +342,8 @@ PCIDevice *virtio_net_init(PCIBus *bus, NICInfo *nd,
int devfn)
if (!n)
return NULL;
- 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);
- [Qemu-devel] [PATCH 1/5][RFC] virtio-net: Allow setting the MAC address via set_config,
Alex Williamson <=