xnf.h revision a390c5f4ee8993a46df89076c9541e825984c3a5
843e19887f64dde75055cf8842fc4db2171eff45johnlev * CDDL HEADER START
843e19887f64dde75055cf8842fc4db2171eff45johnlev * The contents of this file are subject to the terms of the
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Common Development and Distribution License (the "License").
843e19887f64dde75055cf8842fc4db2171eff45johnlev * You may not use this file except in compliance with the License.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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843e19887f64dde75055cf8842fc4db2171eff45johnlev * When distributing Covered Code, include this CDDL HEADER in each
843e19887f64dde75055cf8842fc4db2171eff45johnlev * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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a390c5f4ee8993a46df89076c9541e825984c3a5cz * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Use is subject to license terms.
843e19887f64dde75055cf8842fc4db2171eff45johnlev#pragma ident "%Z%%M% %I% %E% SMI"
843e19887f64dde75055cf8842fc4db2171eff45johnlevextern "C" {
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define NET_TX_RING_SIZE __RING_SIZE((netif_tx_sring_t *)0, PAGESIZE)
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define NET_RX_RING_SIZE __RING_SIZE((netif_rx_sring_t *)0, PAGESIZE)
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XNF_FRAMESIZE 1514 /* frame size including MAC header */
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* Watermark for causing "interrupt on completion" for outgoing packets */
843e19887f64dde75055cf8842fc4db2171eff45johnlevextern int xnf_diagnose; /* Available for use any time. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* Flags to set in the global xnf_diagnose */
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* DEBUG flags */
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* Info pertaining to each xmit/receive buffer */
843e19887f64dde75055cf8842fc4db2171eff45johnlev struct xnf_buffer_desc *next; /* For linking into free list */
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* Various information about each transmit packet */
843e19887f64dde75055cf8842fc4db2171eff45johnlev struct xnf_buffer_desc *bdesc; /* pointer to buffer descriptor */
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* Per network-interface-controller driver private structure */
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xnf {
843e19887f64dde75055cf8842fc4db2171eff45johnlev /* most interesting stuff first to assist debugging */
551bc2a66868b5cb5be6b70ab9f55515e77a39a9mrj /* free list of avail pkt ids */
551bc2a66868b5cb5be6b70ab9f55515e77a39a9mrj struct xnf_buffer_desc *xnf_rxpkt_bufptr[XNF_MAX_RXDESCS];
551bc2a66868b5cb5be6b70ab9f55515e77a39a9mrj netif_tx_front_ring_t xnf_tx_ring; /* tx interface struct ptr */
551bc2a66868b5cb5be6b70ab9f55515e77a39a9mrj netif_rx_front_ring_t xnf_rx_ring; /* rx interface struct ptr */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#endif /* _SYS_XNF_H */