284eaa3f70
- Add size of an ethernet header to the value configured to NVS. This does not seem to have any effects if MTU is 1500, but fix hypervisor side's setting if MTU > 1500. - Override the MTU setting according to the view from the hypervisor side. MFC after: 1 week Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D12352
51 lines
2.1 KiB
C
51 lines
2.1 KiB
C
/*-
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* Copyright (c) 2009-2012,2016-2017 Microsoft Corp.
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* Copyright (c) 2010-2012 Citrix Inc.
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* Copyright (c) 2012 NetApp Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _HN_RNDIS_H_
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#define _HN_RNDIS_H_
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struct hn_softc;
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int hn_rndis_attach(struct hn_softc *sc, int mtu, int *init_done);
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void hn_rndis_detach(struct hn_softc *sc);
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int hn_rndis_conf_rss(struct hn_softc *sc, uint16_t flags);
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int hn_rndis_query_rsscaps(struct hn_softc *sc, int *rxr_cnt);
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int hn_rndis_get_eaddr(struct hn_softc *sc, uint8_t *eaddr);
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/* link_status: NDIS_MEDIA_STATE_ */
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int hn_rndis_get_linkstatus(struct hn_softc *sc,
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uint32_t *link_status);
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int hn_rndis_get_mtu(struct hn_softc *sc, uint32_t *mtu);
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/* filter: NDIS_PACKET_TYPE_. */
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int hn_rndis_set_rxfilter(struct hn_softc *sc, uint32_t filter);
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void hn_rndis_rx_ctrl(struct hn_softc *sc, const void *data,
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int dlen);
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#endif /* !_HN_RNDIS_H_ */
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