* GNU GPL, version 2 or (at your option) any later version.
*/
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <unistd.h>
-#include <signal.h>
-#include <inttypes.h>
-#include <fcntl.h>
-#include <errno.h>
+#include "qemu/osdep.h"
#include <sys/socket.h>
#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/mman.h>
#include <sys/wait.h>
-#include "hw/hw.h"
#include "net/net.h"
#include "net/checksum.h"
#include "net/util.h"
-#include "hw/xen/xen_backend.h"
+#include "hw/xen/xen-legacy-backend.h"
-#include <xen/io/netif.h>
+#include "hw/xen/interface/io/netif.h"
/* ------------------------------------------------------------- */
struct XenNetDev {
- struct XenDevice xendev; /* must be first */
+ struct XenLegacyDevice xendev; /* must be first */
char *mac;
int tx_work;
int tx_ring_ref;
netdev->tx_ring.rsp_prod_pvt = ++i;
RING_PUSH_RESPONSES_AND_CHECK_NOTIFY(&netdev->tx_ring, notify);
if (notify) {
- xen_be_send_notify(&netdev->xendev);
+ xen_pv_send_notify(&netdev->xendev);
}
if (i == netdev->tx_ring.req_cons) {
/* should not happen in theory, we don't announce the *
* feature-{sg,gso,whatelse} flags in xenstore (yet?) */
if (txreq.flags & NETTXF_extra_info) {
- xen_be_printf(&netdev->xendev, 0, "FIXME: extra info flag\n");
+ xen_pv_printf(&netdev->xendev, 0, "FIXME: extra info flag\n");
net_tx_error(netdev, &txreq, rc);
continue;
}
if (txreq.flags & NETTXF_more_data) {
- xen_be_printf(&netdev->xendev, 0, "FIXME: more data flag\n");
+ xen_pv_printf(&netdev->xendev, 0, "FIXME: more data flag\n");
net_tx_error(netdev, &txreq, rc);
continue;
}
#endif
if (txreq.size < 14) {
- xen_be_printf(&netdev->xendev, 0, "bad packet size: %d\n", txreq.size);
+ xen_pv_printf(&netdev->xendev, 0, "bad packet size: %d\n",
+ txreq.size);
net_tx_error(netdev, &txreq, rc);
continue;
}
if ((txreq.offset + txreq.size) > XC_PAGE_SIZE) {
- xen_be_printf(&netdev->xendev, 0, "error: page crossing\n");
+ xen_pv_printf(&netdev->xendev, 0, "error: page crossing\n");
net_tx_error(netdev, &txreq, rc);
continue;
}
- xen_be_printf(&netdev->xendev, 3, "tx packet ref %d, off %d, len %d, flags 0x%x%s%s%s%s\n",
+ xen_pv_printf(&netdev->xendev, 3,
+ "tx packet ref %d, off %d, len %d, flags 0x%x%s%s%s%s\n",
txreq.gref, txreq.offset, txreq.size, txreq.flags,
(txreq.flags & NETTXF_csum_blank) ? " csum_blank" : "",
(txreq.flags & NETTXF_data_validated) ? " data_validated" : "",
(txreq.flags & NETTXF_more_data) ? " more_data" : "",
(txreq.flags & NETTXF_extra_info) ? " extra_info" : "");
- page = xc_gnttab_map_grant_ref(netdev->xendev.gnttabdev,
- netdev->xendev.dom,
- txreq.gref, PROT_READ);
+ page = xen_be_map_grant_ref(&netdev->xendev, txreq.gref,
+ PROT_READ);
if (page == NULL) {
- xen_be_printf(&netdev->xendev, 0, "error: tx gref dereference failed (%d)\n",
- txreq.gref);
+ xen_pv_printf(&netdev->xendev, 0,
+ "error: tx gref dereference failed (%d)\n",
+ txreq.gref);
net_tx_error(netdev, &txreq, rc);
continue;
}
qemu_send_packet(qemu_get_queue(netdev->nic),
page + txreq.offset, txreq.size);
}
- xc_gnttab_munmap(netdev->xendev.gnttabdev, page, 1);
+ xen_be_unmap_grant_ref(&netdev->xendev, page);
net_tx_response(netdev, &txreq, NETIF_RSP_OKAY);
}
if (!netdev->tx_work) {
resp->status = (int16_t)st;
}
- xen_be_printf(&netdev->xendev, 3, "rx response: idx %d, status %d, flags 0x%x\n",
+ xen_pv_printf(&netdev->xendev, 3,
+ "rx response: idx %d, status %d, flags 0x%x\n",
i, resp->status, resp->flags);
netdev->rx_ring.rsp_prod_pvt = ++i;
RING_PUSH_RESPONSES_AND_CHECK_NOTIFY(&netdev->rx_ring, notify);
if (notify) {
- xen_be_send_notify(&netdev->xendev);
+ xen_pv_send_notify(&netdev->xendev);
}
}
return 0;
}
if (size > XC_PAGE_SIZE - NET_IP_ALIGN) {
- xen_be_printf(&netdev->xendev, 0, "packet too big (%lu > %ld)",
+ xen_pv_printf(&netdev->xendev, 0, "packet too big (%lu > %ld)",
(unsigned long)size, XC_PAGE_SIZE - NET_IP_ALIGN);
return -1;
}
memcpy(&rxreq, RING_GET_REQUEST(&netdev->rx_ring, rc), sizeof(rxreq));
netdev->rx_ring.req_cons = ++rc;
- page = xc_gnttab_map_grant_ref(netdev->xendev.gnttabdev,
- netdev->xendev.dom,
- rxreq.gref, PROT_WRITE);
+ page = xen_be_map_grant_ref(&netdev->xendev, rxreq.gref, PROT_WRITE);
if (page == NULL) {
- xen_be_printf(&netdev->xendev, 0, "error: rx gref dereference failed (%d)\n",
+ xen_pv_printf(&netdev->xendev, 0,
+ "error: rx gref dereference failed (%d)\n",
rxreq.gref);
net_rx_response(netdev, &rxreq, NETIF_RSP_ERROR, 0, 0, 0);
return -1;
}
memcpy(page + NET_IP_ALIGN, buf, size);
- xc_gnttab_munmap(netdev->xendev.gnttabdev, page, 1);
+ xen_be_unmap_grant_ref(&netdev->xendev, page);
net_rx_response(netdev, &rxreq, NETIF_RSP_OKAY, NET_IP_ALIGN, size, 0);
return size;
/* ------------------------------------------------------------- */
static NetClientInfo net_xen_info = {
- .type = NET_CLIENT_OPTIONS_KIND_NIC,
+ .type = NET_CLIENT_DRIVER_NIC,
.size = sizeof(NICState),
.receive = net_rx_packet,
};
-static int net_init(struct XenDevice *xendev)
+static int net_init(struct XenLegacyDevice *xendev)
{
struct XenNetDev *netdev = container_of(xendev, struct XenNetDev, xendev);
return 0;
}
-static int net_connect(struct XenDevice *xendev)
+static int net_connect(struct XenLegacyDevice *xendev)
{
struct XenNetDev *netdev = container_of(xendev, struct XenNetDev, xendev);
int rx_copy;
rx_copy = 0;
}
if (rx_copy == 0) {
- xen_be_printf(&netdev->xendev, 0, "frontend doesn't support rx-copy.\n");
+ xen_pv_printf(&netdev->xendev, 0,
+ "frontend doesn't support rx-copy.\n");
return -1;
}
- netdev->txs = xc_gnttab_map_grant_ref(netdev->xendev.gnttabdev,
- netdev->xendev.dom,
- netdev->tx_ring_ref,
- PROT_READ | PROT_WRITE);
+ netdev->txs = xen_be_map_grant_ref(&netdev->xendev,
+ netdev->tx_ring_ref,
+ PROT_READ | PROT_WRITE);
if (!netdev->txs) {
return -1;
}
- netdev->rxs = xc_gnttab_map_grant_ref(netdev->xendev.gnttabdev,
- netdev->xendev.dom,
- netdev->rx_ring_ref,
- PROT_READ | PROT_WRITE);
+ netdev->rxs = xen_be_map_grant_ref(&netdev->xendev,
+ netdev->rx_ring_ref,
+ PROT_READ | PROT_WRITE);
if (!netdev->rxs) {
- xc_gnttab_munmap(netdev->xendev.gnttabdev, netdev->txs, 1);
+ xen_be_unmap_grant_ref(&netdev->xendev, netdev->txs);
netdev->txs = NULL;
return -1;
}
xen_be_bind_evtchn(&netdev->xendev);
- xen_be_printf(&netdev->xendev, 1, "ok: tx-ring-ref %d, rx-ring-ref %d, "
+ xen_pv_printf(&netdev->xendev, 1, "ok: tx-ring-ref %d, rx-ring-ref %d, "
"remote port %d, local port %d\n",
netdev->tx_ring_ref, netdev->rx_ring_ref,
netdev->xendev.remote_port, netdev->xendev.local_port);
return 0;
}
-static void net_disconnect(struct XenDevice *xendev)
+static void net_disconnect(struct XenLegacyDevice *xendev)
{
struct XenNetDev *netdev = container_of(xendev, struct XenNetDev, xendev);
- xen_be_unbind_evtchn(&netdev->xendev);
+ xen_pv_unbind_evtchn(&netdev->xendev);
if (netdev->txs) {
- xc_gnttab_munmap(netdev->xendev.gnttabdev, netdev->txs, 1);
+ xen_be_unmap_grant_ref(&netdev->xendev, netdev->txs);
netdev->txs = NULL;
}
if (netdev->rxs) {
- xc_gnttab_munmap(netdev->xendev.gnttabdev, netdev->rxs, 1);
+ xen_be_unmap_grant_ref(&netdev->xendev, netdev->rxs);
netdev->rxs = NULL;
}
}
-static void net_event(struct XenDevice *xendev)
+static void net_event(struct XenLegacyDevice *xendev)
{
struct XenNetDev *netdev = container_of(xendev, struct XenNetDev, xendev);
net_tx_packets(netdev);
qemu_flush_queued_packets(qemu_get_queue(netdev->nic));
}
-static int net_free(struct XenDevice *xendev)
+static int net_free(struct XenLegacyDevice *xendev)
{
struct XenNetDev *netdev = container_of(xendev, struct XenNetDev, xendev);