/* SPDX-License-Identifier: BSD-3-Clause * Copyright (c) 2018 Microsoft Corp. * All rights reserved. */ #ifndef _NET_NDIS_H_ #define _NET_NDIS_H_ #define NDIS_MEDIA_STATE_CONNECTED 0 #define NDIS_MEDIA_STATE_DISCONNECTED 1 #define NDIS_NETCHANGE_TYPE_POSSIBLE 1 #define NDIS_NETCHANGE_TYPE_DEFINITE 2 #define NDIS_NETCHANGE_TYPE_FROMMEDIA 3 #define NDIS_OFFLOAD_SET_NOCHG 0 #define NDIS_OFFLOAD_SET_ON 1 #define NDIS_OFFLOAD_SET_OFF 2 /* a.k.a GRE MAC */ #define NDIS_ENCAP_TYPE_NVGRE 0x00000001 #define NDIS_HASH_FUNCTION_MASK 0x000000FF /* see hash function */ #define NDIS_HASH_TYPE_MASK 0x00FFFF00 /* see hash type */ /* hash function */ #define NDIS_HASH_FUNCTION_TOEPLITZ 0x00000001 /* hash type */ #define NDIS_HASH_IPV4 0x00000100 #define NDIS_HASH_TCP_IPV4 0x00000200 #define NDIS_HASH_IPV6 0x00000400 #define NDIS_HASH_IPV6_EX 0x00000800 #define NDIS_HASH_TCP_IPV6 0x00001000 #define NDIS_HASH_TCP_IPV6_EX 0x00002000 #define NDIS_HASH_KEYSIZE_TOEPLITZ 40 #define NDIS_HASH_INDCNT 128 #define NDIS_OBJTYPE_DEFAULT 0x80 #define NDIS_OBJTYPE_RSS_CAPS 0x88 #define NDIS_OBJTYPE_RSS_PARAMS 0x89 #define NDIS_OBJTYPE_OFFLOAD 0xa7 struct ndis_object_hdr { uint8_t ndis_type; /* NDIS_OBJTYPE_ */ uint8_t ndis_rev; /* type specific */ uint16_t ndis_size; /* incl. this hdr */ } __rte_packed; /* * OID_TCP_OFFLOAD_PARAMETERS * ndis_type: NDIS_OBJTYPE_DEFAULT */ struct ndis_offload_params { struct ndis_object_hdr ndis_hdr; uint8_t ndis_ip4csum; /* NDIS_OFFLOAD_PARAM_ */ uint8_t ndis_tcp4csum; /* NDIS_OFFLOAD_PARAM_ */ uint8_t ndis_udp4csum; /* NDIS_OFFLOAD_PARAM_ */ uint8_t ndis_tcp6csum; /* NDIS_OFFLOAD_PARAM_ */ uint8_t ndis_udp6csum; /* NDIS_OFFLOAD_PARAM_ */ uint8_t ndis_lsov1; /* NDIS_OFFLOAD_PARAM_ */ uint8_t ndis_ipsecv1; /* NDIS_OFFLOAD_IPSECV1_ */ uint8_t ndis_lsov2_ip4; /* NDIS_OFFLOAD_LSOV2_ */ uint8_t ndis_lsov2_ip6; /* NDIS_OFFLOAD_LSOV2_ */ uint8_t ndis_tcp4conn; /* 0 */ uint8_t ndis_tcp6conn; /* 0 */ uint32_t ndis_flags; /* 0 */ /* NDIS >= 6.1 */ uint8_t ndis_ipsecv2; /* NDIS_OFFLOAD_IPSECV2_ */ uint8_t ndis_ipsecv2_ip4;/* NDIS_OFFLOAD_IPSECV2_ */ /* NDIS >= 6.30 */ uint8_t ndis_rsc_ip4; /* NDIS_OFFLOAD_RSC_ */ uint8_t ndis_rsc_ip6; /* NDIS_OFFLOAD_RSC_ */ uint8_t ndis_encap; /* NDIS_OFFLOAD_SET_ */ uint8_t ndis_encap_types;/* NDIS_ENCAP_TYPE_ */ }; #define NDIS_OFFLOAD_PARAMS_SIZE sizeof(struct ndis_offload_params) #define NDIS_OFFLOAD_PARAMS_SIZE_6_1 \ offsetof(struct ndis_offload_params, ndis_rsc_ip4) #define NDIS_OFFLOAD_PARAMS_REV_2 2 /* NDIS 6.1 */ #define NDIS_OFFLOAD_PARAMS_REV_3 3 /* NDIS 6.30 */ #define NDIS_OFFLOAD_PARAM_NOCHG 0 /* common */ #define NDIS_OFFLOAD_PARAM_OFF 1 #define NDIS_OFFLOAD_PARAM_TX 2 #define NDIS_OFFLOAD_PARAM_RX 3 #define NDIS_OFFLOAD_PARAM_TXRX 4 /* NDIS_OFFLOAD_PARAM_NOCHG */ #define NDIS_OFFLOAD_LSOV1_OFF 1 #define NDIS_OFFLOAD_LSOV1_ON 2 /* NDIS_OFFLOAD_PARAM_NOCHG */ #define NDIS_OFFLOAD_IPSECV1_OFF 1 #define NDIS_OFFLOAD_IPSECV1_AH 2 #define NDIS_OFFLOAD_IPSECV1_ESP 3 #define NDIS_OFFLOAD_IPSECV1_AH_ESP 4 /* NDIS_OFFLOAD_PARAM_NOCHG */ #define NDIS_OFFLOAD_LSOV2_OFF 1 #define NDIS_OFFLOAD_LSOV2_ON 2 /* NDIS_OFFLOAD_PARAM_NOCHG */ #define NDIS_OFFLOAD_IPSECV2_OFF 1 #define NDIS_OFFLOAD_IPSECV2_AH 2 #define NDIS_OFFLOAD_IPSECV2_ESP 3 #define NDIS_OFFLOAD_IPSECV2_AH_ESP 4 /* NDIS_OFFLOAD_PARAM_NOCHG */ #define NDIS_OFFLOAD_RSC_OFF 1 #define NDIS_OFFLOAD_RSC_ON 2 /* * OID_GEN_RECEIVE_SCALE_CAPABILITIES * ndis_type: NDIS_OBJTYPE_RSS_CAPS */ struct ndis_rss_caps { struct ndis_object_hdr ndis_hdr; uint32_t ndis_caps; /* NDIS_RSS_CAP_ */ uint32_t ndis_nmsi; /* # of MSIs */ uint32_t ndis_nrxr; /* # of RX rings */ /* NDIS >= 6.30 */ uint16_t ndis_nind; /* # of indtbl ent. */ uint16_t ndis_pad; } __rte_packed; #define NDIS_RSS_CAPS_SIZE \ offsetof(struct ndis_rss_caps, ndis_pad) #define NDIS_RSS_CAPS_SIZE_6_0 \ offsetof(struct ndis_rss_caps, ndis_nind) #define NDIS_RSS_CAPS_REV_1 1 /* NDIS 6.{0,1,20} */ #define NDIS_RSS_CAPS_REV_2 2 /* NDIS 6.30 */ #define NDIS_RSS_CAP_MSI 0x01000000 #define NDIS_RSS_CAP_CLASSIFY_ISR 0x02000000 #define NDIS_RSS_CAP_CLASSIFY_DPC 0x04000000 #define NDIS_RSS_CAP_MSIX 0x08000000 #define NDIS_RSS_CAP_IPV4 0x00000100 #define NDIS_RSS_CAP_IPV6 0x00000200 #define NDIS_RSS_CAP_IPV6_EX 0x00000400 #define NDIS_RSS_CAP_HASH_TOEPLITZ NDIS_HASH_FUNCTION_TOEPLITZ #define NDIS_RSS_CAP_HASHFUNC_MASK NDIS_HASH_FUNCTION_MASK /* * OID_GEN_RECEIVE_SCALE_PARAMETERS * ndis_type: NDIS_OBJTYPE_RSS_PARAMS */ struct ndis_rss_params { struct ndis_object_hdr ndis_hdr; uint16_t ndis_flags; /* NDIS_RSS_FLAG_ */ uint16_t ndis_bcpu; /* base cpu 0 */ uint32_t ndis_hash; /* NDIS_HASH_ */ uint16_t ndis_indsize; /* indirect table */ uint32_t ndis_indoffset; uint16_t ndis_keysize; /* hash key */ uint32_t ndis_keyoffset; /* NDIS >= 6.20 */ uint32_t ndis_cpumaskoffset; uint32_t ndis_cpumaskcnt; uint32_t ndis_cpumaskentsz; }; #define NDIS_RSS_PARAMS_SIZE sizeof(struct ndis_rss_params) #define NDIS_RSS_PARAMS_SIZE_6_0 \ offsetof(struct ndis_rss_params, ndis_cpumaskoffset) #define NDIS_RSS_PARAMS_REV_1 1 /* NDIS 6.0 */ #define NDIS_RSS_PARAMS_REV_2 2 /* NDIS 6.20 */ #define NDIS_RSS_FLAG_NONE 0x0000 #define NDIS_RSS_FLAG_BCPU_UNCHG 0x0001 #define NDIS_RSS_FLAG_HASH_UNCHG 0x0002 #define NDIS_RSS_FLAG_IND_UNCHG 0x0004 #define NDIS_RSS_FLAG_KEY_UNCHG 0x0008 #define NDIS_RSS_FLAG_DISABLE 0x0010 /* non-standard convenient struct */ struct ndis_rssprm_toeplitz { struct ndis_rss_params rss_params; /* Indirect table */ uint32_t rss_ind[NDIS_HASH_INDCNT]; /* Toeplitz hash key */ uint8_t rss_key[NDIS_HASH_KEYSIZE_TOEPLITZ]; }; #define NDIS_RSSPRM_TOEPLITZ_SIZE(nind) \ offsetof(struct ndis_rssprm_toeplitz, rss_ind[nind]) /* * OID_TCP_OFFLOAD_HARDWARE_CAPABILITIES * ndis_type: NDIS_OBJTYPE_OFFLOAD */ #define NDIS_OFFLOAD_ENCAP_NONE 0x0000 #define NDIS_OFFLOAD_ENCAP_NULL 0x0001 #define NDIS_OFFLOAD_ENCAP_8023 0x0002 #define NDIS_OFFLOAD_ENCAP_8023PQ 0x0004 #define NDIS_OFFLOAD_ENCAP_8023PQ_OOB 0x0008 #define NDIS_OFFLOAD_ENCAP_RFC1483 0x0010 struct ndis_csum_offload { uint32_t ndis_ip4_txenc; /*NDIS_OFFLOAD_ENCAP_*/ uint32_t ndis_ip4_txcsum; #define NDIS_TXCSUM_CAP_IP4OPT 0x001 #define NDIS_TXCSUM_CAP_TCP4OPT 0x004 #define NDIS_TXCSUM_CAP_TCP4 0x010 #define NDIS_TXCSUM_CAP_UDP4 0x040 #define NDIS_TXCSUM_CAP_IP4 0x100 uint32_t ndis_ip4_rxenc; /*NDIS_OFFLOAD_ENCAP_*/ uint32_t ndis_ip4_rxcsum; #define NDIS_RXCSUM_CAP_IP4OPT 0x001 #define NDIS_RXCSUM_CAP_TCP4OPT 0x004 #define NDIS_RXCSUM_CAP_TCP4 0x010 #define NDIS_RXCSUM_CAP_UDP4 0x040 #define NDIS_RXCSUM_CAP_IP4 0x100 uint32_t ndis_ip6_txenc; /*NDIS_OFFLOAD_ENCAP_*/ uint32_t ndis_ip6_txcsum; #define NDIS_TXCSUM_CAP_IP6EXT 0x001 #define NDIS_TXCSUM_CAP_TCP6OPT 0x004 #define NDIS_TXCSUM_CAP_TCP6 0x010 #define NDIS_TXCSUM_CAP_UDP6 0x040 uint32_t ndis_ip6_rxenc; /*NDIS_OFFLOAD_ENCAP_*/ uint32_t ndis_ip6_rxcsum; #define NDIS_RXCSUM_CAP_IP6EXT 0x001 #define NDIS_RXCSUM_CAP_TCP6OPT 0x004 #define NDIS_RXCSUM_CAP_TCP6 0x010 #define NDIS_RXCSUM_CAP_UDP6 0x040 }; struct ndis_lsov1_offload { uint32_t ndis_encap; /*NDIS_OFFLOAD_ENCAP_*/ uint32_t ndis_maxsize; uint32_t ndis_minsegs; uint32_t ndis_opts; }; struct ndis_ipsecv1_offload { uint32_t ndis_encap; /*NDIS_OFFLOAD_ENCAP_*/ uint32_t ndis_ah_esp; uint32_t ndis_xport_tun; uint32_t ndis_ip4_opts; uint32_t ndis_flags; uint32_t ndis_ip4_ah; uint32_t ndis_ip4_esp; }; struct ndis_lsov2_offload { uint32_t ndis_ip4_encap; /*NDIS_OFFLOAD_ENCAP_*/ uint32_t ndis_ip4_maxsz; uint32_t ndis_ip4_minsg; uint32_t ndis_ip6_encap; /*NDIS_OFFLOAD_ENCAP_*/ uint32_t ndis_ip6_maxsz; uint32_t ndis_ip6_minsg; uint32_t ndis_ip6_opts; #define NDIS_LSOV2_CAP_IP6EXT 0x001 #define NDIS_LSOV2_CAP_TCP6OPT 0x004 }; struct ndis_ipsecv2_offload { uint32_t ndis_encap; /*NDIS_OFFLOAD_ENCAP_*/ uint8_t ndis_ip6; uint8_t ndis_ip4opt; uint8_t ndis_ip6ext; uint8_t ndis_ah; uint8_t ndis_esp; uint8_t ndis_ah_esp; uint8_t ndis_xport; uint8_t ndis_tun; uint8_t ndis_xport_tun; uint8_t ndis_lso; uint8_t ndis_extseq; uint32_t ndis_udp_esp; uint32_t ndis_auth; uint32_t ndis_crypto; uint32_t ndis_sa_caps; }; struct ndis_rsc_offload { uint8_t ndis_ip4; uint8_t ndis_ip6; }; struct ndis_encap_offload { uint32_t ndis_flags; uint32_t ndis_maxhdr; }; struct ndis_offload { struct ndis_object_hdr ndis_hdr; struct ndis_csum_offload ndis_csum; struct ndis_lsov1_offload ndis_lsov1; struct ndis_ipsecv1_offload ndis_ipsecv1; struct ndis_lsov2_offload ndis_lsov2; uint32_t ndis_flags; /* NDIS >= 6.1 */ struct ndis_ipsecv2_offload ndis_ipsecv2; /* NDIS >= 6.30 */ struct ndis_rsc_offload ndis_rsc; struct ndis_encap_offload ndis_encap_gre; }; #define NDIS_OFFLOAD_SIZE sizeof(struct ndis_offload) #define NDIS_OFFLOAD_SIZE_6_0 offsetof(struct ndis_offload, ndis_ipsecv2) #define NDIS_OFFLOAD_SIZE_6_1 offsetof(struct ndis_offload, ndis_rsc) #define NDIS_OFFLOAD_REV_1 1 /* NDIS 6.0 */ #define NDIS_OFFLOAD_REV_2 2 /* NDIS 6.1 */ #define NDIS_OFFLOAD_REV_3 3 /* NDIS 6.30 */ /* * Per-packet-info */ /* VLAN */ #define NDIS_VLAN_INFO_SIZE sizeof(uint32_t) #define NDIS_VLAN_INFO_PRI_MASK 0x0007 #define NDIS_VLAN_INFO_CFI_MASK 0x0008 #define NDIS_VLAN_INFO_ID_MASK 0xfff0 #define NDIS_VLAN_INFO_MAKE(id, pri, cfi) \ (((pri) & NDIS_VLAN_INFO_PRI_MASK) | \ (((cfi) & 0x1) << 3) | (((id) & 0xfff) << 4)) #define NDIS_VLAN_INFO_ID(inf) (((inf) & NDIS_VLAN_INFO_ID_MASK) >> 4) #define NDIS_VLAN_INFO_CFI(inf) (((inf) & NDIS_VLAN_INFO_CFI_MASK) >> 3) #define NDIS_VLAN_INFO_PRI(inf) ((inf) & NDIS_VLAN_INFO_PRI_MASK) /* Reception checksum */ #define NDIS_RXCSUM_INFO_SIZE sizeof(uint32_t) #define NDIS_RXCSUM_INFO_TCPCS_FAILED 0x0001 #define NDIS_RXCSUM_INFO_UDPCS_FAILED 0x0002 #define NDIS_RXCSUM_INFO_IPCS_FAILED 0x0004 #define NDIS_RXCSUM_INFO_TCPCS_OK 0x0008 #define NDIS_RXCSUM_INFO_UDPCS_OK 0x0010 #define NDIS_RXCSUM_INFO_IPCS_OK 0x0020 #define NDIS_RXCSUM_INFO_LOOPBACK 0x0040 #define NDIS_RXCSUM_INFO_TCPCS_INVAL 0x0080 #define NDIS_RXCSUM_INFO_IPCS_INVAL 0x0100 /* LSOv2 */ #define NDIS_LSO2_INFO_SIZE sizeof(uint32_t) #define NDIS_LSO2_INFO_MSS_MASK 0x000fffff #define NDIS_LSO2_INFO_THOFF_MASK 0x3ff00000 #define NDIS_LSO2_INFO_ISLSO2 0x40000000 #define NDIS_LSO2_INFO_ISIPV6 0x80000000 #define NDIS_LSO2_INFO_MAKE(thoff, mss) \ ((((uint32_t)(mss)) & NDIS_LSO2_INFO_MSS_MASK) | \ ((((uint32_t)(thoff)) & 0x3ff) << 20) | \ NDIS_LSO2_INFO_ISLSO2) #define NDIS_LSO2_INFO_MAKEIPV4(thoff, mss) \ NDIS_LSO2_INFO_MAKE((thoff), (mss)) #define NDIS_LSO2_INFO_MAKEIPV6(thoff, mss) \ (NDIS_LSO2_INFO_MAKE((thoff), (mss)) | NDIS_LSO2_INFO_ISIPV6) /* Transmission checksum */ #define NDIS_TXCSUM_INFO_SIZE sizeof(uint32_t) #define NDIS_TXCSUM_INFO_IPV4 0x00000001 #define NDIS_TXCSUM_INFO_IPV6 0x00000002 #define NDIS_TXCSUM_INFO_TCPCS 0x00000004 #define NDIS_TXCSUM_INFO_UDPCS 0x00000008 #define NDIS_TXCSUM_INFO_IPCS 0x00000010 #define NDIS_TXCSUM_INFO_THOFF 0x03ff0000 #define NDIS_TXCSUM_INFO_MKL4CS(thoff, flag) \ ((((uint32_t)(thoff)) << 16) | (flag)) #define NDIS_TXCSUM_INFO_MKTCPCS(thoff) \ NDIS_TXCSUM_INFO_MKL4CS((thoff), NDIS_TXCSUM_INFO_TCPCS) #define NDIS_TXCSUM_INFO_MKUDPCS(thoff) \ NDIS_TXCSUM_INFO_MKL4CS((thoff), NDIS_TXCSUM_INFO_UDPCS) #endif /* !_NET_NDIS_H_ */