linux/include/scsi/fc/fc_fcoe.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright(c) 2007 Intel Corporation. All rights reserved.
 *
 * Maintained at www.Open-FCoE.org
 */

#ifndef _FC_FCOE_H_
#define _FC_FCOE_H_

/*
 * FCoE - Fibre Channel over Ethernet.
 * See T11 FC-BB-5 Rev 2.00 (09-056v5.pdf)
 */

/*
 * Default FC_FCOE_OUI / FC-MAP value.
 */
#define FC_FCOE_OUI …

/*
 * Fabric Login (FLOGI) MAC for non-FIP use.  Non-FIP use is deprecated.
 */
#define FC_FCOE_FLOGI_MAC …

#define FC_FCOE_VER …

/*
 * Ethernet Addresses based on FC S_ID and D_ID.
 * Generated by FC_FCOE_OUI | S_ID/D_ID
 */
#define FC_FCOE_ENCAPS_ID(n) …
#define FC_FCOE_DECAPS_ID(n) …

/*
 * FCoE frame header - 14 bytes
 * This follows the VLAN header, which includes the ethertype.
 */
struct fcoe_hdr { … };

#define FC_FCOE_DECAPS_VER(hp) …
#define FC_FCOE_ENCAPS_VER(hp, ver) …

/*
 * FCoE CRC & EOF - 8 bytes.
 */
struct fcoe_crc_eof { … } __attribute__((packed));

/*
 * Minimum FCoE + FC header length
 * 14 bytes FCoE header + 24 byte FC header = 38 bytes
 */
#define FCOE_HEADER_LEN …

/*
 * Minimum FCoE frame size
 * 14 bytes FCoE header + 24 byte FC header + 8 byte FCoE trailer = 46 bytes
 */
#define FCOE_MIN_FRAME …

/*
 * FCoE Link Error Status Block: T11 FC-BB-5 Rev2.0, Clause 7.10.
 */
struct fcoe_fc_els_lesb { … };

/*
 * fc_fcoe_set_mac - Store OUI + DID into MAC address field.
 * @mac: mac address to be set
 * @did: fc dest id to use
 */
static inline void fc_fcoe_set_mac(u8 *mac, u8 *did)
{ … }

#endif /* _FC_FCOE_H_ */