46911ec745
MFC after: 1 week Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D7514
203 lines
6.1 KiB
C
203 lines
6.1 KiB
C
/*-
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* Copyright (c) 2016 Microsoft Corp.
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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 _IF_HNREG_H_
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#define _IF_HNREG_H_
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#include <sys/param.h>
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#include <sys/systm.h>
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#define HN_NVS_RXBUF_SIG 0xcafe
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#define HN_NVS_CHIM_SIG 0xface
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#define HN_NVS_CHIM_IDX_INVALID 0xffffffff
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#define HN_NVS_RNDIS_MTYPE_DATA 0
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#define HN_NVS_RNDIS_MTYPE_CTRL 1
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/*
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* NVS message transacion status codes.
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*/
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#define HN_NVS_STATUS_OK 1
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/*
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* NVS request/response message types.
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*/
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#define HN_NVS_TYPE_INIT 1
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#define HN_NVS_TYPE_INIT_RESP 2
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#define HN_NVS_TYPE_NDIS_INIT 100
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#define HN_NVS_TYPE_RXBUF_CONN 101
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#define HN_NVS_TYPE_RXBUF_CONNRESP 102
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#define HN_NVS_TYPE_RXBUF_DISCONN 103
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#define HN_NVS_TYPE_CHIM_CONN 104
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#define HN_NVS_TYPE_CHIM_CONNRESP 105
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#define HN_NVS_TYPE_CHIM_DISCONN 106
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#define HN_NVS_TYPE_RNDIS 107
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#define HN_NVS_TYPE_NDIS_CONF 125
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#define HN_NVS_TYPE_VFASSOC_NOTE 128 /* notification */
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#define HN_NVS_TYPE_SET_DATAPATH 129
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#define HN_NVS_TYPE_SUBCH_REQ 133
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#define HN_NVS_TYPE_SUBCH_RESP 133 /* same as SUBCH_REQ */
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#define HN_NVS_TYPE_TXTBL_NOTE 134 /* notification */
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/*
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* Any size less than this one will _not_ work, e.g. hn_nvs_init
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* only has 12B valid data, however, if only 12B data were sent,
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* Hypervisor would never reply.
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*/
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#define HN_NVS_REQSIZE_MIN 32
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/* NVS message common header */
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struct hn_nvs_hdr {
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uint32_t nvs_type;
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} __packed;
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struct hn_nvs_init {
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uint32_t nvs_type; /* HN_NVS_TYPE_INIT */
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uint32_t nvs_ver_min;
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uint32_t nvs_ver_max;
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uint8_t nvs_rsvd[20];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_init) >= HN_NVS_REQSIZE_MIN);
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struct hn_nvs_init_resp {
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uint32_t nvs_type; /* HN_NVS_TYPE_INIT_RESP */
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uint32_t nvs_ver; /* deprecated */
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uint32_t nvs_rsvd;
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uint32_t nvs_status; /* HN_NVS_STATUS_ */
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} __packed;
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/* No reponse */
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struct hn_nvs_ndis_conf {
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uint32_t nvs_type; /* HN_NVS_TYPE_NDIS_CONF */
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uint32_t nvs_mtu;
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uint32_t nvs_rsvd;
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uint64_t nvs_caps; /* HN_NVS_NDIS_CONF_ */
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uint8_t nvs_rsvd1[12];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_ndis_conf) >= HN_NVS_REQSIZE_MIN);
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#define HN_NVS_NDIS_CONF_SRIOV 0x0004
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#define HN_NVS_NDIS_CONF_VLAN 0x0008
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/* No response */
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struct hn_nvs_ndis_init {
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uint32_t nvs_type; /* HN_NVS_TYPE_NDIS_INIT */
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uint32_t nvs_ndis_major; /* NDIS_VERSION_MAJOR_ */
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uint32_t nvs_ndis_minor; /* NDIS_VERSION_MINOR_ */
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uint8_t nvs_rsvd[20];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_ndis_init) >= HN_NVS_REQSIZE_MIN);
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struct hn_nvs_rxbuf_conn {
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uint32_t nvs_type; /* HN_NVS_TYPE_RXBUF_CONN */
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uint32_t nvs_gpadl; /* RXBUF vmbus GPADL */
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uint16_t nvs_sig; /* HN_NVS_RXBUF_SIG */
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uint8_t nvs_rsvd[22];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_rxbuf_conn) >= HN_NVS_REQSIZE_MIN);
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struct hn_nvs_rxbuf_sect {
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uint32_t nvs_start;
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uint32_t nvs_slotsz;
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uint32_t nvs_slotcnt;
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uint32_t nvs_end;
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} __packed;
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struct hn_nvs_rxbuf_connresp {
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uint32_t nvs_type; /* HN_NVS_TYPE_RXBUF_CONNRESP */
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uint32_t nvs_status; /* HN_NVS_STATUS_ */
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uint32_t nvs_nsect; /* # of elem in nvs_sect */
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struct hn_nvs_rxbuf_sect nvs_sect[];
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} __packed;
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/* No response */
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struct hn_nvs_rxbuf_disconn {
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uint32_t nvs_type; /* HN_NVS_TYPE_RXBUF_DISCONN */
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uint16_t nvs_sig; /* HN_NVS_RXBUF_SIG */
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uint8_t nvs_rsvd[26];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_rxbuf_disconn) >= HN_NVS_REQSIZE_MIN);
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struct hn_nvs_chim_conn {
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uint32_t nvs_type; /* HN_NVS_TYPE_CHIM_CONN */
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uint32_t nvs_gpadl; /* chimney buf vmbus GPADL */
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uint16_t nvs_sig; /* NDIS_NVS_CHIM_SIG */
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uint8_t nvs_rsvd[22];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_chim_conn) >= HN_NVS_REQSIZE_MIN);
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struct hn_nvs_chim_connresp {
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uint32_t nvs_type; /* HN_NVS_TYPE_CHIM_CONNRESP */
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uint32_t nvs_status; /* HN_NVS_STATUS_ */
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uint32_t nvs_sectsz; /* section size */
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} __packed;
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/* No response */
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struct hn_nvs_chim_disconn {
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uint32_t nvs_type; /* HN_NVS_TYPE_CHIM_DISCONN */
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uint16_t nvs_sig; /* HN_NVS_CHIM_SIG */
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uint8_t nvs_rsvd[26];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_chim_disconn) >= HN_NVS_REQSIZE_MIN);
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#define HN_NVS_SUBCH_OP_ALLOC 1
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struct hn_nvs_subch_req {
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uint32_t nvs_type; /* HN_NVS_TYPE_SUBCH_REQ */
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uint32_t nvs_op; /* HN_NVS_SUBCH_OP_ */
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uint32_t nvs_nsubch;
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uint8_t nvs_rsvd[20];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_subch_req) >= HN_NVS_REQSIZE_MIN);
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struct hn_nvs_subch_resp {
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uint32_t nvs_type; /* HN_NVS_TYPE_SUBCH_RESP */
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uint32_t nvs_status; /* HN_NVS_STATUS_ */
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uint32_t nvs_nsubch;
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} __packed;
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struct hn_nvs_rndis {
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uint32_t nvs_type; /* HN_NVS_TYPE_RNDIS */
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uint32_t nvs_rndis_mtype;/* HN_NVS_RNDIS_MTYPE_ */
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/*
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* Chimney sending buffer index and size.
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*
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* NOTE:
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* If nvs_chim_idx is set to HN_NVS_CHIM_IDX_INVALID
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* and nvs_chim_sz is set to 0, then chimney sending
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* buffer is _not_ used by this RNDIS message.
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*/
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uint32_t nvs_chim_idx;
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uint32_t nvs_chim_sz;
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uint8_t nvs_rsvd[16];
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} __packed;
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CTASSERT(sizeof(struct hn_nvs_rndis) >= HN_NVS_REQSIZE_MIN);
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#endif /* !_IF_HNREG_H_ */
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