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9c067b844f
This driver is based of the enic (Cisco VIC) DPDK driver. It provides basic ethernet functionality. Has been run with various VIC cards to do UEFI PXE boot with NFS root.
61 lines
2.3 KiB
C
61 lines
2.3 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright 2008-2017 Cisco Systems, Inc. All rights reserved.
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* Copyright 2007 Nuova Systems, Inc. All rights reserved.
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*/
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#ifndef _VNIC_NIC_H_
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#define _VNIC_NIC_H_
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#define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD 0xffUL
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#define NIC_CFG_RSS_DEFAULT_CPU_SHIFT 0
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#define NIC_CFG_RSS_HASH_TYPE (0xffUL << 8)
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#define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD 0xffUL
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#define NIC_CFG_RSS_HASH_TYPE_SHIFT 8
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#define NIC_CFG_RSS_HASH_BITS (7UL << 16)
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#define NIC_CFG_RSS_HASH_BITS_MASK_FIELD 7UL
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#define NIC_CFG_RSS_HASH_BITS_SHIFT 16
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#define NIC_CFG_RSS_BASE_CPU (7UL << 19)
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#define NIC_CFG_RSS_BASE_CPU_MASK_FIELD 7UL
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#define NIC_CFG_RSS_BASE_CPU_SHIFT 19
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#define NIC_CFG_RSS_ENABLE (1UL << 22)
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#define NIC_CFG_RSS_ENABLE_MASK_FIELD 1UL
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#define NIC_CFG_RSS_ENABLE_SHIFT 22
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#define NIC_CFG_TSO_IPID_SPLIT_EN (1UL << 23)
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#define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD 1UL
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#define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT 23
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#define NIC_CFG_IG_VLAN_STRIP_EN (1UL << 24)
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#define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD 1UL
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#define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT 24
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#define NIC_CFG_RSS_HASH_TYPE_UDP_IPV4 (1 << 0)
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#define NIC_CFG_RSS_HASH_TYPE_IPV4 (1 << 1)
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#define NIC_CFG_RSS_HASH_TYPE_TCP_IPV4 (1 << 2)
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#define NIC_CFG_RSS_HASH_TYPE_IPV6 (1 << 3)
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#define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6 (1 << 4)
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#define NIC_CFG_RSS_HASH_TYPE_RSVD1 (1 << 5)
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#define NIC_CFG_RSS_HASH_TYPE_RSVD2 (1 << 6)
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#define NIC_CFG_RSS_HASH_TYPE_UDP_IPV6 (1 << 7)
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static inline void vnic_set_nic_cfg(u32 *nic_cfg,
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u8 rss_default_cpu, u8 rss_hash_type,
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u8 rss_hash_bits, u8 rss_base_cpu,
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u8 rss_enable, u8 tso_ipid_split_en,
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u8 ig_vlan_strip_en)
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{
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*nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) |
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((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD)
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<< NIC_CFG_RSS_HASH_TYPE_SHIFT) |
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((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD)
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<< NIC_CFG_RSS_HASH_BITS_SHIFT) |
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((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD)
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<< NIC_CFG_RSS_BASE_CPU_SHIFT) |
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((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD)
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<< NIC_CFG_RSS_ENABLE_SHIFT) |
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((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD)
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<< NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) |
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((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD)
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<< NIC_CFG_IG_VLAN_STRIP_EN_SHIFT);
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}
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#endif /* _VNIC_NIC_H_ */
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