diff options
| -rw-r--r-- | src/main_dpdk.cpp | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/src/main_dpdk.cpp b/src/main_dpdk.cpp index be3863eb..d17fd66e 100644 --- a/src/main_dpdk.cpp +++ b/src/main_dpdk.cpp @@ -5233,17 +5233,18 @@ int CTRexExtendedDriverBase1G::configure_rx_filter_rules_stateless(CPhyEthIF * _ _if->pci_reg_write( E1000_IMIREXT(0), 0x00081000); uint8_t len = 24; - uint32_t mask = 0x1 | 0x2; // first two rules + uint32_t mask = 0; int rule_id; - // clear rules 0, 1 registers - for (rule_id = 0 ; rule_id < 2; rule_id++) { + // clear registers of rules. Just in case. + for (rule_id = 0 ; rule_id < 8; rule_id++) { for (int i=0; i<0xff; i+=4) { _if->pci_reg_write( (E1000_FHFT(rule_id)+i) , 0); } } rule_id = 0; + mask |= 0x1 << rule_id; // filter for byte 18 of packet (msb of IP ID) should equal ff _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16)) , 0x00ff0000); _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16) + 8) , 0x04); /* MASK */ @@ -5253,8 +5254,9 @@ int CTRexExtendedDriverBase1G::configure_rx_filter_rules_stateless(CPhyEthIF * _ // FLEX_PRIO[[18:16] = 1, RQUEUE[10:8] = 1 _if->pci_reg_write( (E1000_FHFT(rule_id) + 0xFC) , (1 << 16) | (1 << 8) | len); - // same like 0, but with vlan. type should be vlan. Inside vlan, should be IP with lsb of IP ID equals 0xff + // same as 0, but with vlan. type should be vlan. Inside vlan, should be IP with lsb of IP ID equals 0xff rule_id = 1; + mask |= 0x1 << rule_id; // filter for byte 22 of packet (msb of IP ID) should equal ff _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16) + 4) , 0x00ff0000); _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16) + 8) , 0x40 | 0x03); /* MASK */ @@ -5268,6 +5270,34 @@ int CTRexExtendedDriverBase1G::configure_rx_filter_rules_stateless(CPhyEthIF * _ // FLEX_PRIO[[18:16] = 1, RQUEUE[10:8] = 1 _if->pci_reg_write( (E1000_FHFT(rule_id) + 0xFC) , (1 << 16) | (1 << 8) | len); + rule_id = 2; + mask |= 0x1 << rule_id; + // ipv6 flow stat + // filter for byte 16 of packet (part of flow label) should equal 0xff + _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16)) , 0x000000ff); + _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16) + 8) , 0x01); /* MASK */ + // + bytes 12 + 13 (ether type) should indicate IPv6. + _if->pci_reg_write( (E1000_FHFT(rule_id)+(1*16) + 4) , 0x0000dd86); + _if->pci_reg_write( (E1000_FHFT(rule_id)+(1*16) + 8) , 0x30); /* MASK */ + // FLEX_PRIO[[18:16] = 1, RQUEUE[10:8] = 1 + _if->pci_reg_write( (E1000_FHFT(rule_id) + 0xFC) , (1 << 16) | (1 << 8) | len); + + rule_id = 3; + mask |= 0x1 << rule_id; + // same as 2, with vlan. Type is vlan. Inside vlan, IPv6 with flow label second bits 4-11 equals 0xff + // filter for byte 20 of packet (part of flow label) should equal 0xff + _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16) + 4) , 0x000000ff); + _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16) + 8) , 0x10 | 0x03); /* MASK */ + // + bytes 12 + 13 (ether type) should indicate VLAN. + _if->pci_reg_write( (E1000_FHFT(rule_id)+(1*16) + 4) , 0x00000081); + _if->pci_reg_write( (E1000_FHFT(rule_id)+(1*16) + 8) , 0x30); /* MASK */ + // + bytes 16 + 17 (vlan type) should indicate IP. + _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16) ) , 0x0000dd86); + // Was written together with flow label filter + // _if->pci_reg_write( (E1000_FHFT(rule_id)+(2*16) + 8) , 0x03); /* MASK */ + // FLEX_PRIO[[18:16] = 1, RQUEUE[10:8] = 1 + _if->pci_reg_write( (E1000_FHFT(rule_id) + 0xFC) , (1 << 16) | (1 << 8) | len); + /* enable rules */ _if->pci_reg_write(E1000_WUFC, (mask << 16) | (1 << 14) ); |