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- /*-
- * Copyright (c) 2020 Mellanox Technologies. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
- #ifndef __INFINIBAND_H__
- #define __INFINIBAND_H__
- #include <sys/cdefs.h>
- #include <sys/stdint.h>
- #define INFINIBAND_ADDR_LEN 20 /* bytes */
- #define INFINIBAND_MTU 1500 /* bytes - default value */
- #define INFINIBAND_ENC_LEN 4 /* bytes */
- #define INFINIBAND_HDR_LEN \
- (INFINIBAND_ADDR_LEN + INFINIBAND_ENC_LEN)
- #define INFINIBAND_IS_MULTICAST(addr) \
- ((addr)[4] == 0xff)
- struct infiniband_header {
- uint8_t ib_hwaddr[INFINIBAND_ADDR_LEN];
- uint16_t ib_protocol; /* big endian */
- uint16_t ib_reserved; /* zero */
- } __packed;
- struct infiniband_address {
- uint8_t octet[INFINIBAND_ADDR_LEN];
- } __packed;
- #ifdef _KERNEL
- #include <sys/_eventhandler.h>
- struct ifnet;
- struct mbuf;
- extern void infiniband_ifattach(struct ifnet *, const uint8_t *hwaddr, const uint8_t *bcaddr);
- extern void infiniband_ifdetach(struct ifnet *);
- extern void infiniband_bpf_mtap(struct ifnet *, struct mbuf *);
- /* new infiniband interface attached event */
- typedef void (*infiniband_ifattach_event_handler_t)(void *, struct ifnet *);
- EVENTHANDLER_DECLARE(infiniband_ifattach_event, infiniband_ifattach_event_handler_t);
- #endif
- #endif /* __INFINIBAND_H__ */
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