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.
74 lines
2.2 KiB
C
74 lines
2.2 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 _ENIC_RES_H_
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#define _ENIC_RES_H_
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#include "wq_enet_desc.h"
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#include "rq_enet_desc.h"
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#include "vnic_wq.h"
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#include "vnic_rq.h"
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#define ENIC_MIN_WQ_DESCS 64
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#define ENIC_MAX_WQ_DESCS 4096
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#define ENIC_MIN_RQ_DESCS 64
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#define ENIC_MAX_RQ_DESCS 4096
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#define ENIC_MAX_MULTICAST_ADDRESSES 32
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/* A descriptor ring has a multiple of 32 descriptors */
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#define ENIC_ALIGN_DESCS 32
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#define ENIC_ALIGN_DESCS_MASK ~(ENIC_ALIGN_DESCS - 1)
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/* Request a completion index every 32 buffers (roughly packets) */
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#define ENIC_WQ_CQ_THRESH 32
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#define ENIC_MIN_MTU 68
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/* Does not include (possible) inserted VLAN tag and FCS */
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#define ENIC_DEFAULT_RX_MAX_PKT_SIZE 9022
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/* Does not include (possible) inserted VLAN tag and FCS */
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#define ENIC_TX_MAX_PKT_SIZE 9208
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#define ENIC_MULTICAST_PERFECT_FILTERS 32
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#define ENIC_UNICAST_PERFECT_FILTERS 32
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#define ENIC_NON_TSO_MAX_DESC 16
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#define ENIC_DEFAULT_RX_FREE_THRESH 32
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#define ENIC_TX_XMIT_MAX 64
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#define ENIC_RX_BURST_MAX 64
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/* Defaults for dev_info.default_{rx,tx}portconf */
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#define ENIC_DEFAULT_RX_BURST 32
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#define ENIC_DEFAULT_RX_RINGS 1
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#define ENIC_DEFAULT_RX_RING_SIZE 512
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#define ENIC_DEFAULT_TX_BURST 32
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#define ENIC_DEFAULT_TX_RINGS 1
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#define ENIC_DEFAULT_TX_RING_SIZE 512
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#define ENIC_RSS_DEFAULT_CPU 0
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#define ENIC_RSS_BASE_CPU 0
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#define ENIC_RSS_HASH_BITS 7
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#define ENIC_RSS_RETA_SIZE (1 << ENIC_RSS_HASH_BITS)
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#define ENIC_RSS_HASH_KEY_SIZE 40
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#define ENIC_SETTING(enic, f) ((enic->config.flags & VENETF_##f) ? 1 : 0)
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struct enic;
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int enic_get_vnic_config(struct enic *);
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int enic_add_vlan(struct enic *enic, u16 vlanid);
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int enic_del_vlan(struct enic *enic, u16 vlanid);
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int enic_set_nic_cfg(struct enic *enic, u8 rss_default_cpu, u8 rss_hash_type,
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u8 rss_hash_bits, u8 rss_base_cpu, u8 rss_enable, u8 tso_ipid_split_en,
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u8 ig_vlan_strip_en);
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void enic_get_res_counts(struct enic *enic);
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void enic_init_vnic_resources(struct enic *enic);
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int enic_alloc_vnic_resources(struct enic *);
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void enic_free_vnic_resources(struct enic *);
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#endif /* _ENIC_RES_H_ */
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