dev/net/i8254xGBe.cc

1242     RxDesc *desc = unusedCache.front();
1250         igbe->dmaWrite(pciToDma(desc->legacy.buf),
1262         igbe->dmaWrite(pciToDma(desc->adv_read.pkt),
1265         desc->adv_wb.header_len = htole(0);
1266         desc->adv_wb.sph = htole(0);
1267         desc->adv_wb.pkt_len = htole((uint16_t)(pktPtr->length));
1277                 "hdr addr: %#x Hdr Size: %d desc addr: %#x Desc Size: %d\n",
1279                 igbe->regs.srrctl(), desc->adv_read.hdr, hdr_len,
1280                 desc->adv_read.pkt, buf_len);
1288             igbe->dmaWrite(pciToDma(desc->adv_read.hdr),
1291             desc->adv_wb.header_len = htole((uint16_t)packet->length);
1292             desc->adv_wb.sph = htole(0);
1293             desc->adv_wb.pkt_len = htole(0);
1303                 igbe->dmaWrite(pciToDma(desc->adv_read.pkt),
1306                 desc->adv_wb.header_len = htole(0);
1307                 desc->adv_wb.pkt_len = htole((uint16_t)max_to_copy);
1308                 desc->adv_wb.sph = htole(0);
1316                 igbe->dmaWrite(pciToDma(desc->adv_read.hdr),
1319                 igbe->dmaWrite(pciToDma(desc->adv_read.pkt),
1322                 desc->adv_wb.header_len = htole(split_point);
1323                 desc->adv_wb.sph = 1;
1324                 desc->adv_wb.pkt_len = htole((uint16_t)(max_to_copy));
1343     RxDesc *desc;
1344     desc = unusedCache.front();
1428         desc->legacy.len = htole((uint16_t)(pktPtr->length + crcfixup));
1429         desc->legacy.status = htole(status);
1430         desc->legacy.errors = htole(err);
1432         desc->legacy.vlan = 0;
1436         desc->adv_wb.rss_type = htole(0);
1437         desc->adv_wb.pkt_type = htole(ptype);
1440             desc->adv_wb.rss_hash = htole(0);
1442             desc->adv_wb.id = htole(ip_id);
1443             desc->adv_wb.csum = htole(csum);
1445         desc->adv_wb.status = htole(status);
1446         desc->adv_wb.errors = htole(ext_err);
1448         desc->adv_wb.vlan_tag = htole(0);
1456             desc->adv_read.pkt, desc->adv_read.hdr);
1503     usedCache.push_back(desc);
1579     TxDesc *desc;
1587         desc = unusedCache.front();
1589                 desc->d1, desc->d2);
1593         isTcp = TxdOp::tcp(desc) ? true : false;
1597         tsoHeaderLen = TxdOp::hdrlen(desc);
1598         tsoMss  = TxdOp::mss(desc);
1600         if (TxdOp::isType(desc, TxdOp::TXD_CNXT) && TxdOp::tse(desc)) {
1602                     "%d mss: %d paylen %d\n", TxdOp::hdrlen(desc),
1603                     TxdOp::mss(desc), TxdOp::getLen(desc));
1605             tsoTotalLen = TxdOp::getLen(desc);
1615         TxdOp::setDd(desc);
1618         usedCache.push_back(desc);
1625     desc = unusedCache.front();
1626     if (!useTso && TxdOp::isType(desc, TxdOp::TXD_ADVDATA) &&
1627         TxdOp::tse(desc)) {
1630                 tsoHeaderLen, tsoMss, TxdOp::getTsoLen(desc));
1632         tsoTotalLen = TxdOp::getTsoLen(desc);
1644         assert(TxdOp::isData(desc) && TxdOp::getLen(desc) >= tsoHeaderLen);
1647         igbe->dmaRead(pciToDma(TxdOp::getBuf(desc)),
1659     TxDesc *desc = unusedCache.front();
1661             TxdOp::getLen(desc), tsoHeaderLen);
1663     if (TxdOp::getLen(desc) == tsoHeaderLen) {
1667         usedCache.push_back(desc);
1686     TxDesc *desc = unusedCache.front();
1690                 "d1: %#llx d2: %#llx\n", desc->d1, desc->d2);
1697                                      TxdOp::getLen(desc) - tsoDescBytesUsed);
1700                                      TxdOp::getLen(desc) - tsoDescBytesUsed);
1706                 tsoDescBytesUsed, tsoCopyBytes, TxdOp::getLen(desc));
1714     return TxdOp::getLen(desc);
1722     TxDesc *desc;
1723     desc = unusedCache.front();
1726             "d1: %#llx d2: %#llx\n", desc->d1, desc->d2);
1727     assert((TxdOp::isLegacy(desc) || TxdOp::isData(desc)) &&
1728            TxdOp::getLen(desc));
1752         igbe->dmaRead(pciToDma(TxdOp::getBuf(desc))
1757         assert(tsoDescBytesUsed <= TxdOp::getLen(desc));
1759         igbe->dmaRead(pciToDma(TxdOp::getBuf(desc)),
1760                       TxdOp::getLen(desc), &pktEvent, p->data + p->length,
1769     TxDesc *desc;
1778     desc = unusedCache.front();
1779     assert((TxdOp::isLegacy(desc) || TxdOp::isData(desc)) &&
1780            TxdOp::getLen(desc));
1783             desc->d1, desc->d2);
1796         pktPtr->simLength += TxdOp::getLen(desc);
1797         pktPtr->length += TxdOp::getLen(desc);
1802     if ((!TxdOp::eop(desc) && !useTso) ||
1805         assert(!useTso || (tsoDescBytesUsed == TxdOp::getLen(desc)));
1809         usedCache.push_back(desc);
1828     assert(!TxdOp::vle(desc));
1832         assert(TxdOp::eop(desc));
1835     if (TxdOp::rs(desc))
1836         TxdOp::setDd(desc);
1839             desc->d1, desc->d2);
1879     if (TxdOp::isData(desc) && (TxdOp::ixsm(desc) || TxdOp::txsm(desc))) {
1884         if (ip && TxdOp::ixsm(desc)) {
1890         if (TxdOp::txsm(desc)) {
1910     if (TxdOp::ide(desc)) {
1929     if (!useTso ||  TxdOp::getLen(desc) == tsoDescBytesUsed) {
1934         usedCache.push_back(desc);