Commit dbe06e1841028ffa080ffe06273397fc583a7fcc

Authored by blueswir1
1 parent 833c7174

Handle unconnected vlan case in lance


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2878 c046a42c-6fe2-441c-8c8c-71466251a162
Showing 2 changed files with 27 additions and 22 deletions
hw/pcnet.c
... ... @@ -1267,7 +1267,8 @@ static void pcnet_transmit(PCNetState *s)
1267 1267 if (CSR_LOOP(s))
1268 1268 pcnet_receive(s, s->buffer, s->xmit_pos);
1269 1269 else
1270   - qemu_send_packet(s->vc, s->buffer, s->xmit_pos);
  1270 + if (s->vc)
  1271 + qemu_send_packet(s->vc, s->buffer, s->xmit_pos);
1271 1272  
1272 1273 s->csr[0] &= ~0x0008; /* clear TDMD */
1273 1274 s->csr[4] |= 0x0004; /* set TXSTRT */
... ... @@ -1562,7 +1563,8 @@ static void pcnet_h_reset(void *opaque)
1562 1563  
1563 1564 /* Initialize the PROM */
1564 1565  
1565   - memcpy(s->prom, s->nd->macaddr, 6);
  1566 + if (s->nd)
  1567 + memcpy(s->prom, s->nd->macaddr, 6);
1566 1568 s->prom[12] = s->prom[13] = 0x00;
1567 1569 s->prom[14] = s->prom[15] = 0x57;
1568 1570  
... ... @@ -1898,18 +1900,21 @@ static void pcnet_common_init(PCNetState *d, NICInfo *nd, const char *info_str)
1898 1900  
1899 1901 d->nd = nd;
1900 1902  
1901   - d->vc = qemu_new_vlan_client(nd->vlan, pcnet_receive,
1902   - pcnet_can_receive, d);
1903   -
1904   - snprintf(d->vc->info_str, sizeof(d->vc->info_str),
1905   - "pcnet macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
1906   - d->nd->macaddr[0],
1907   - d->nd->macaddr[1],
1908   - d->nd->macaddr[2],
1909   - d->nd->macaddr[3],
1910   - d->nd->macaddr[4],
1911   - d->nd->macaddr[5]);
1912   -
  1903 + if (nd && nd->vlan) {
  1904 + d->vc = qemu_new_vlan_client(nd->vlan, pcnet_receive,
  1905 + pcnet_can_receive, d);
  1906 +
  1907 + snprintf(d->vc->info_str, sizeof(d->vc->info_str),
  1908 + "pcnet macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
  1909 + d->nd->macaddr[0],
  1910 + d->nd->macaddr[1],
  1911 + d->nd->macaddr[2],
  1912 + d->nd->macaddr[3],
  1913 + d->nd->macaddr[4],
  1914 + d->nd->macaddr[5]);
  1915 + } else {
  1916 + d->vc = NULL;
  1917 + }
1913 1918 pcnet_h_reset(d);
1914 1919 register_savevm("pcnet", 0, 2, pcnet_save, pcnet_load, d);
1915 1920 }
... ...
hw/sun4m.c
... ... @@ -349,15 +349,15 @@ static void sun4m_hw_init(const struct hwdef *hwdef, int ram_size,
349 349 }
350 350 tcx_init(ds, hwdef->tcx_base, phys_ram_base + ram_size, ram_size,
351 351 hwdef->vram_size, graphic_width, graphic_height, graphic_depth);
352   - if (nd_table[0].vlan) {
353   - if (nd_table[0].model == NULL
354   - || strcmp(nd_table[0].model, "lance") == 0) {
355   - lance_init(&nd_table[0], hwdef->le_base, ledma, *ledma_irq);
356   - } else {
357   - fprintf(stderr, "qemu: Unsupported NIC: %s\n", nd_table[0].model);
358   - exit (1);
359   - }
  352 +
  353 + if (nd_table[0].model == NULL
  354 + || strcmp(nd_table[0].model, "lance") == 0) {
  355 + lance_init(&nd_table[0], hwdef->le_base, ledma, *ledma_irq);
  356 + } else {
  357 + fprintf(stderr, "qemu: Unsupported NIC: %s\n", nd_table[0].model);
  358 + exit (1);
360 359 }
  360 +
361 361 nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0,
362 362 hwdef->nvram_size, 8);
363 363 for (i = 0; i < MAX_CPUS; i++) {
... ...