Differential D6878 Diff 18305 head/sys/dev/hyperv/vmbus/vmbus_reg.h

Changeset View

Standalone View

head/sys/dev/hyperv/vmbus/vmbus_reg.h

Show All 24 Lines
*		*
* $FreeBSD$		* $FreeBSD$
*/		*/

#ifndef _VMBUS_REG_H_		#ifndef _VMBUS_REG_H_
#define _VMBUS_REG_H_		#define _VMBUS_REG_H_

#include <sys/param.h>		#include <sys/param.h>
		#include <dev/hyperv/vmbus/hyperv_reg.h>

/*		/*
* Hyper-V SynIC message format.		* Hyper-V SynIC message format.
*/		*/

#define VMBUS_MSG_DSIZE_MAX 240		#define VMBUS_MSG_DSIZE_MAX 240
#define VMBUS_MSG_SIZE 256		#define VMBUS_MSG_SIZE 256

Show All 32 Lines
/*		/*
* Channel		* Channel
*/		*/

#define VMBUS_CHAN_MAX_COMPAT 256		#define VMBUS_CHAN_MAX_COMPAT 256
#define VMBUS_CHAN_MAX (VMBUS_EVTFLAG_LEN * VMBUS_EVTFLAGS_MAX)		#define VMBUS_CHAN_MAX (VMBUS_EVTFLAG_LEN * VMBUS_EVTFLAGS_MAX)

/*		/*
		* GPA range.
		*/
		struct vmbus_gpa_range {
		uint32_t gpa_len;
		uint32_t gpa_ofs;
		uint64_t gpa_page[];
		} __packed;

		/*
* Channel messages		* Channel messages
* - Embedded in vmbus_message.msg_data, e.g. response.		* - Embedded in vmbus_message.msg_data, e.g. response.
* - Embedded in hypercall_postmsg_in.hc_data, e.g. request.		* - Embedded in hypercall_postmsg_in.hc_data, e.g. request.
*/		*/

#define VMBUS_CHANMSG_TYPE_CHANNEL_REQ 3 /* REQ */		#define VMBUS_CHANMSG_TYPE_CHANNEL_REQ 3 /* REQ */
#define VMBUS_CHANMSG_TYPE_CHOPEN 5 /* REQ */		#define VMBUS_CHANMSG_TYPE_CHOPEN 5 /* REQ */
#define VMBUS_CHANMSG_TYPE_CHOPEN_RESP 6 /* RESP */		#define VMBUS_CHANMSG_TYPE_CHOPEN_RESP 6 /* RESP */
		#define VMBUS_CHANMSG_TYPE_GPADL_CONN 8 /* REQ */
		#define VMBUS_CHANMSG_TYPE_GPADL_SUBCONN 9 /* REQ */
		#define VMBUS_CHANMSG_TYPE_GPADP_CONNRESP 10 /* RESP */
#define VMBUS_CHANMSG_TYPE_INIT_CONTACT 14 /* REQ */		#define VMBUS_CHANMSG_TYPE_INIT_CONTACT 14 /* REQ */
#define VMBUS_CHANMSG_TYPE_VERSION_RESP 15 /* RESP */		#define VMBUS_CHANMSG_TYPE_VERSION_RESP 15 /* RESP */
#define VMBUS_CHANMSG_TYPE_UNLOAD 16 /* REQ */		#define VMBUS_CHANMSG_TYPE_UNLOAD 16 /* REQ */

struct vmbus_chanmsg_hdr {		struct vmbus_chanmsg_hdr {
uint32_t chm_type; /* VMBUS_CHANMSG_TYPE_ */		uint32_t chm_type; /* VMBUS_CHANMSG_TYPE_ */
uint32_t chm_rsvd;		uint32_t chm_rsvd;
} __packed;		} __packed;
Show All 36 Lines	#define VMBUS_CHANMSG_CHOPEN_UDATA_SIZE 120
uint8_t chm_udata[VMBUS_CHANMSG_CHOPEN_UDATA_SIZE];		uint8_t chm_udata[VMBUS_CHANMSG_CHOPEN_UDATA_SIZE];
} __packed;		} __packed;

/* VMBUS_CHANMSG_TYPE_CHOPEN_RESP */		/* VMBUS_CHANMSG_TYPE_CHOPEN_RESP */
struct vmbus_chanmsg_chopen_resp {		struct vmbus_chanmsg_chopen_resp {
struct vmbus_chanmsg_hdr chm_hdr;		struct vmbus_chanmsg_hdr chm_hdr;
uint32_t chm_chanid;		uint32_t chm_chanid;
uint32_t chm_openid;		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;		uint32_t chm_status;
} __packed;		} __packed;

#endif /* !_VMBUS_REG_H_ */		#endif /* !_VMBUS_REG_H_ */