53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
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#ifndef _GPXE_INFINIBAND_H
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#define _GPXE_INFINIBAND_H
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/** @file
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*
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* Infiniband protocol
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*
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*/
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#include <stdint.h>
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#include <gpxe/netdevice.h>
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/** Infiniband hardware address length */
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#define IB_ALEN 20
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#define IB_HLEN 24
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/** An Infiniband header
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*
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* This data structure doesn't represent the on-wire format, but does
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* contain all the information required by the driver to construct the
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* packet.
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*/
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struct ibhdr {
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/** Peer address */
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uint8_t peer[IB_ALEN];
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/** Network-layer protocol */
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uint16_t proto;
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/** Reserved, must be zero */
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uint16_t reserved;
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} __attribute__ (( packed ));
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extern struct ll_protocol infiniband_protocol;
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extern const char * ib_ntoa ( const void *ll_addr );
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/**
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* Allocate Infiniband device
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*
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* @v priv_size Size of driver private data
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* @ret netdev Network device, or NULL
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*/
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static inline struct net_device * alloc_ibdev ( size_t priv_size ) {
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struct net_device *netdev;
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netdev = alloc_netdev ( priv_size );
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if ( netdev ) {
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netdev->ll_protocol = &infiniband_protocol;
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}
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return netdev;
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}
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#endif /* _GPXE_INFINIBAND_H */
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