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/* 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_ */
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