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[Qemu-devel] [PATCH 1/7] qemu:virtio-net: Allow setting the MAC address
From: |
Alex Williamson |
Subject: |
[Qemu-devel] [PATCH 1/7] qemu:virtio-net: Allow setting the MAC address via set_config |
Date: |
Fri, 16 Jan 2009 14:09:59 -0700 |
User-agent: |
StGIT/0.14.2 |
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 <address@hidden>
---
qemu/hw/virtio-net.c | 18 ++++++++++++++++--
1 files changed, 16 insertions(+), 2 deletions(-)
diff --git a/qemu/hw/virtio-net.c b/qemu/hw/virtio-net.c
index 6ce2ff5..3767ecc 100644
--- a/qemu/hw/virtio-net.c
+++ b/qemu/hw/virtio-net.c
@@ -45,7 +45,7 @@ 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;
@@ -55,6 +55,19 @@ 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;
@@ -437,7 +450,8 @@ 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 0/7] qemu:virtio-net: Add MAC and VLAN filtering, Alex Williamson, 2009/01/16
- [Qemu-devel] [PATCH 1/7] qemu:virtio-net: Allow setting the MAC address via set_config,
Alex Williamson <=
- [Qemu-devel] [PATCH 2/7] qemu:virtio-net: Define ETH_ALEN for use when manipulating MAC addresses, Alex Williamson, 2009/01/16
- [Qemu-devel] [PATCH 3/7] qemu:virtio-net: Add a virtqueue for control commands from the guest, Alex Williamson, 2009/01/16
- [Qemu-devel] [PATCH 4/7] qemu:virtio-net: Add promiscuous and all-multicast mode bits, Alex Williamson, 2009/01/16
- [Qemu-devel] [PATCH 5/7] qemu:virtio-net: Enable filtering based on MAC, promisc, broadcast and allmulti, Alex Williamson, 2009/01/16
- [Qemu-devel] [PATCH 6/7] qemu:virtio-net: Add additional MACs via a filter table, Alex Williamson, 2009/01/16
- [Qemu-devel] [PATCH 7/7] qemu:virtio-net: Add VLAN filtering, Alex Williamson, 2009/01/16