/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _DDS_H
#define _DDS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
/*
* DDS class values
* DDS_GENERIC_XXX 0x0 - 0xf
* DDS_VNET_XXX 0x10 - 0x1f
* DDS_VDSK_XXX 0x20 - 0x2f
* reserved 0x30 - 0xff
*/
#define DDS_VNET_NIU 0x10 /* NIU vNet class */
/*
* Subclasses for DDS_VNET_NIU class
*/
#define DDS_VNET_ADD_SHARE 0x01 /* Add a share */
#define DDS_VNET_DEL_SHARE 0x02 /* Delete a share */
#define DDS_VNET_REL_SHARE 0x03 /* Release a share */
#define DDS_VNET_MOD_SHARE 0x04 /* Modify a share */
/*
* The following structure is used for the following class/subclass messages.
* DDS_VNET_NIU/DDS_VNET_ADD_SHARE
* DDS_VNET_NIU/DDS_VNET_DEL_SHARE
* DDS_VNET_NIU/DDS_VNET_REL_SHARE
*/
typedef struct dds_share_msg {
/*
* MAC-address to which this resource belongs to.
* It is stored in the following fashion:
* Bytes: 7 6 5 4 3 2 1 0
* X X M0 M1 M2 M3 M4 M5
*/
uint64_t macaddr;
/*
* A 64 bit cookie. It consists two pars:
* Low 32bits == HV cookie
* High 32bits == config_hdl of NIU
*/
uint64_t cookie;
} dds_share_msg_t;
/*
* The following structure is used as a response for all DDS_VNET_NIU
* messages.
*/
typedef struct dds_share_resp_msg {
/*
* When the response is NACK, resp_val can be used optionally
* to provide additional information regarding failure.
*/
uint64_t status;
} dds_share_resp_msg_t;
/*
* status values
*/
#define DDS_VNET_SUCCESS 0x0 /* Operation success */
#define DDS_VNET_FAIL 0x1 /* Operation failed */
/*
* The following structure is used for the following class/subclass messages.
* DDS_VNET_NIU/DDS_VNET_MODIFY_SHARE
*/
typedef struct dds_share_modify_msg {
uint64_t macaddr;
uint64_t cookie;
/*
* rx_res_map -- Intended modification to RX resources
* indicated as a map.
* tx_res_map -- Intended modification to TX resources
* indicated as a map.
*/
uint64_t rx_res_map;
uint64_t tx_res_map;
} dds_share_modify_msg_t;
/*
* VIO DDS Info message.
*
* tag.msgtype == VIO_TYPE_CTRL
* tag.submsgtype = VIO_SUBTYPE_{INFO|ACK|NACK}
* tag.subtype_env == VIO_DDS_INFO
*/
typedef struct vio_dds_msg {
/* Common tag */
vio_msg_tag_t tag;
uint8_t dds_class;
uint8_t dds_subclass;
uint16_t resv;
uint32_t dds_req_id;
union {
struct dds_share_msg share_msg;
struct dds_share_resp_msg share_resp_msg;
struct dds_share_modify_msg share_mod_msg;
uint64_t pad2[5];
} msg;
} vio_dds_msg_t;
#ifdef __cplusplus
}
#endif
#endif /* _DDS_H */