7c55724859
MFC after: 1 week Sponsored by: Microsoft OSTC Differential Revision: https://reviews.freebsd.org/D7202
315 lines
8.4 KiB
C
315 lines
8.4 KiB
C
/*-
|
|
* Copyright (c) 2016 Microsoft Corp.
|
|
* 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 unmodified, 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 THE AUTHOR ``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 THE AUTHOR 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _VMBUS_REG_H_
|
|
#define _VMBUS_REG_H_
|
|
|
|
#include <sys/param.h>
|
|
#include <dev/hyperv/include/hyperv.h> /* XXX for hyperv_guid */
|
|
#include <dev/hyperv/include/vmbus.h>
|
|
#include <dev/hyperv/vmbus/hyperv_reg.h>
|
|
|
|
/*
|
|
* Hyper-V SynIC message format.
|
|
*/
|
|
|
|
#define VMBUS_MSG_DSIZE_MAX 240
|
|
#define VMBUS_MSG_SIZE 256
|
|
|
|
struct vmbus_message {
|
|
uint32_t msg_type; /* HYPERV_MSGTYPE_ */
|
|
uint8_t msg_dsize; /* data size */
|
|
uint8_t msg_flags; /* VMBUS_MSGFLAG_ */
|
|
uint16_t msg_rsvd;
|
|
uint64_t msg_id;
|
|
uint8_t msg_data[VMBUS_MSG_DSIZE_MAX];
|
|
} __packed;
|
|
CTASSERT(sizeof(struct vmbus_message) == VMBUS_MSG_SIZE);
|
|
|
|
#define VMBUS_MSGFLAG_PENDING 0x01
|
|
|
|
/*
|
|
* Hyper-V SynIC event flags
|
|
*/
|
|
|
|
#ifdef __LP64__
|
|
#define VMBUS_EVTFLAGS_MAX 32
|
|
#define VMBUS_EVTFLAG_SHIFT 6
|
|
#else
|
|
#define VMBUS_EVTFLAGS_MAX 64
|
|
#define VMBUS_EVTFLAG_SHIFT 5
|
|
#endif
|
|
#define VMBUS_EVTFLAG_LEN (1 << VMBUS_EVTFLAG_SHIFT)
|
|
#define VMBUS_EVTFLAG_MASK (VMBUS_EVTFLAG_LEN - 1)
|
|
#define VMBUS_EVTFLAGS_SIZE 256
|
|
|
|
struct vmbus_evtflags {
|
|
u_long evt_flags[VMBUS_EVTFLAGS_MAX];
|
|
} __packed;
|
|
CTASSERT(sizeof(struct vmbus_evtflags) == VMBUS_EVTFLAGS_SIZE);
|
|
|
|
/*
|
|
* Hyper-V Monitor Notification Facility
|
|
*/
|
|
|
|
struct vmbus_mon_trig {
|
|
uint32_t mt_pending;
|
|
uint32_t mt_armed;
|
|
} __packed;
|
|
|
|
#define VMBUS_MONTRIGS_MAX 4
|
|
#define VMBUS_MONTRIG_LEN 32
|
|
|
|
struct vmbus_mnf {
|
|
uint32_t mnf_state;
|
|
uint32_t mnf_rsvd1;
|
|
|
|
struct vmbus_mon_trig mnf_trigs[VMBUS_MONTRIGS_MAX];
|
|
uint8_t mnf_rsvd2[536];
|
|
|
|
uint16_t mnf_lat[VMBUS_MONTRIGS_MAX][VMBUS_MONTRIG_LEN];
|
|
uint8_t mnf_rsvd3[256];
|
|
|
|
struct hyperv_mon_param
|
|
mnf_param[VMBUS_MONTRIGS_MAX][VMBUS_MONTRIG_LEN];
|
|
uint8_t mnf_rsvd4[1984];
|
|
} __packed;
|
|
CTASSERT(sizeof(struct vmbus_mnf) == PAGE_SIZE);
|
|
|
|
/*
|
|
* Channel
|
|
*/
|
|
|
|
#define VMBUS_CHAN_MAX_COMPAT 256
|
|
#define VMBUS_CHAN_MAX (VMBUS_EVTFLAG_LEN * VMBUS_EVTFLAGS_MAX)
|
|
|
|
/*
|
|
* Channel packets
|
|
*/
|
|
|
|
#define VMBUS_CHANPKT_SIZE_SHIFT 3
|
|
#define VMBUS_CHANPKT_SIZE_ALIGN (1 << VMBUS_CHANPKT_SIZE_SHIFT)
|
|
|
|
#define VMBUS_CHANPKT_SETLEN(pktlen, len) \
|
|
do { \
|
|
(pktlen) = (len) >> VMBUS_CHANPKT_SIZE_SHIFT; \
|
|
} while (0)
|
|
|
|
#define VMBUS_CHANPKT_GETLEN(pktlen) \
|
|
(((int)(pktlen)) << VMBUS_CHANPKT_SIZE_SHIFT)
|
|
|
|
#define VMBUS_CHANPKT_TOTLEN(tlen) \
|
|
roundup2((tlen), VMBUS_CHANPKT_SIZE_ALIGN)
|
|
|
|
struct vmbus_chanpkt_hdr {
|
|
uint16_t cph_type;
|
|
uint16_t cph_hlen; /* header len, in 8 bytes */
|
|
uint16_t cph_tlen; /* total len, in 8 bytes */
|
|
uint16_t cph_flags;
|
|
uint64_t cph_xactid;
|
|
} __packed;
|
|
|
|
struct vmbus_chanpkt {
|
|
struct vmbus_chanpkt_hdr cp_hdr;
|
|
} __packed;
|
|
|
|
struct vmbus_chanpkt_sglist {
|
|
struct vmbus_chanpkt_hdr cp_hdr;
|
|
uint32_t cp_rsvd;
|
|
uint32_t cp_gpa_cnt;
|
|
struct vmbus_gpa cp_gpa[];
|
|
} __packed;
|
|
|
|
struct vmbus_chanpkt_prplist {
|
|
struct vmbus_chanpkt_hdr cp_hdr;
|
|
uint32_t cp_rsvd;
|
|
uint32_t cp_range_cnt;
|
|
struct vmbus_gpa_range cp_range[];
|
|
} __packed;
|
|
|
|
/*
|
|
* Channel messages
|
|
* - Embedded in vmbus_message.msg_data, e.g. response and notification.
|
|
* - Embedded in hypercall_postmsg_in.hc_data, e.g. request.
|
|
*/
|
|
|
|
#define VMBUS_CHANMSG_TYPE_CHOFFER 1 /* NOTE */
|
|
#define VMBUS_CHANMSG_TYPE_CHRESCIND 2 /* NOTE */
|
|
#define VMBUS_CHANMSG_TYPE_CHREQUEST 3 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_CHOFFER_DONE 4 /* NOTE */
|
|
#define VMBUS_CHANMSG_TYPE_CHOPEN 5 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_CHOPEN_RESP 6 /* RESP */
|
|
#define VMBUS_CHANMSG_TYPE_CHCLOSE 7 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_GPADL_CONN 8 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_GPADL_SUBCONN 9 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_GPADL_CONNRESP 10 /* RESP */
|
|
#define VMBUS_CHANMSG_TYPE_GPADL_DISCONN 11 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_GPADL_DISCONNRESP 12 /* RESP */
|
|
#define VMBUS_CHANMSG_TYPE_CHFREE 13 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_CONNECT 14 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_CONNECT_RESP 15 /* RESP */
|
|
#define VMBUS_CHANMSG_TYPE_DISCONNECT 16 /* REQ */
|
|
#define VMBUS_CHANMSG_TYPE_MAX 22
|
|
|
|
struct vmbus_chanmsg_hdr {
|
|
uint32_t chm_type; /* VMBUS_CHANMSG_TYPE_ */
|
|
uint32_t chm_rsvd;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CONNECT */
|
|
struct vmbus_chanmsg_connect {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_ver;
|
|
uint32_t chm_rsvd;
|
|
uint64_t chm_evtflags;
|
|
uint64_t chm_mnf1;
|
|
uint64_t chm_mnf2;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CONNECT_RESP */
|
|
struct vmbus_chanmsg_connect_resp {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint8_t chm_done;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CHREQUEST */
|
|
struct vmbus_chanmsg_chrequest {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_DISCONNECT */
|
|
struct vmbus_chanmsg_disconnect {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CHOPEN */
|
|
struct vmbus_chanmsg_chopen {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_chanid;
|
|
uint32_t chm_openid;
|
|
uint32_t chm_gpadl;
|
|
uint32_t chm_vcpuid;
|
|
uint32_t chm_rxbr_pgofs;
|
|
#define VMBUS_CHANMSG_CHOPEN_UDATA_SIZE 120
|
|
uint8_t chm_udata[VMBUS_CHANMSG_CHOPEN_UDATA_SIZE];
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CHOPEN_RESP */
|
|
struct vmbus_chanmsg_chopen_resp {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_chanid;
|
|
uint32_t chm_openid;
|
|
uint32_t chm_status;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_GPADL_CONN */
|
|
struct vmbus_chanmsg_gpadl_conn {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_chanid;
|
|
uint32_t chm_gpadl;
|
|
uint16_t chm_range_len;
|
|
uint16_t chm_range_cnt;
|
|
struct vmbus_gpa_range chm_range;
|
|
} __packed;
|
|
|
|
#define VMBUS_CHANMSG_GPADL_CONN_PGMAX 26
|
|
CTASSERT(__offsetof(struct vmbus_chanmsg_gpadl_conn,
|
|
chm_range.gpa_page[VMBUS_CHANMSG_GPADL_CONN_PGMAX]) <=
|
|
HYPERCALL_POSTMSGIN_DSIZE_MAX);
|
|
|
|
/* VMBUS_CHANMSG_TYPE_GPADL_SUBCONN */
|
|
struct vmbus_chanmsg_gpadl_subconn {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_msgno;
|
|
uint32_t chm_gpadl;
|
|
uint64_t chm_gpa_page[];
|
|
} __packed;
|
|
|
|
#define VMBUS_CHANMSG_GPADL_SUBCONN_PGMAX 28
|
|
CTASSERT(__offsetof(struct vmbus_chanmsg_gpadl_subconn,
|
|
chm_gpa_page[VMBUS_CHANMSG_GPADL_SUBCONN_PGMAX]) <=
|
|
HYPERCALL_POSTMSGIN_DSIZE_MAX);
|
|
|
|
/* VMBUS_CHANMSG_TYPE_GPADL_CONNRESP */
|
|
struct vmbus_chanmsg_gpadl_connresp {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_chanid;
|
|
uint32_t chm_gpadl;
|
|
uint32_t chm_status;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CHCLOSE */
|
|
struct vmbus_chanmsg_chclose {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_chanid;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_GPADL_DISCONN */
|
|
struct vmbus_chanmsg_gpadl_disconn {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_chanid;
|
|
uint32_t chm_gpadl;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CHFREE */
|
|
struct vmbus_chanmsg_chfree {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_chanid;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CHRESCIND */
|
|
struct vmbus_chanmsg_chrescind {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
uint32_t chm_chanid;
|
|
} __packed;
|
|
|
|
/* VMBUS_CHANMSG_TYPE_CHOFFER */
|
|
struct vmbus_chanmsg_choffer {
|
|
struct vmbus_chanmsg_hdr chm_hdr;
|
|
struct hyperv_guid chm_chtype;
|
|
struct hyperv_guid chm_chinst;
|
|
uint64_t chm_chlat; /* unit: 100ns */
|
|
uint32_t chm_chrev;
|
|
uint32_t chm_svrctx_sz;
|
|
uint16_t chm_chflags;
|
|
uint16_t chm_mmio_sz; /* unit: MB */
|
|
uint8_t chm_udata[120];
|
|
uint16_t chm_subidx;
|
|
uint16_t chm_rsvd;
|
|
uint32_t chm_chanid;
|
|
uint8_t chm_montrig;
|
|
uint8_t chm_flags1; /* VMBUS_CHOFFER_FLAG1_ */
|
|
uint16_t chm_flags2;
|
|
uint32_t chm_connid;
|
|
} __packed;
|
|
CTASSERT(sizeof(struct vmbus_chanmsg_choffer) <= VMBUS_MSG_DSIZE_MAX);
|
|
|
|
#define VMBUS_CHOFFER_FLAG1_HASMNF 0x01
|
|
|
|
#endif /* !_VMBUS_REG_H_ */
|