kernel/drivers/net/nxge/nxge_hv.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*
  28  * nxge_hv.c
  29  *
  30  * This file is Sun4v specific.  It is the NXGE interface to the
  31  * Sun4v Hypervisor.
  32  *
  33  */
  34
  35 #include <sys/nxge/nxge_impl.h>
  36 #include <sys/nxge/nxge_hio.h>
  37
  38 /*
  39  * The HV VR functions are set up based on the
  40  * the version number of the NIU API group.
  41  * For version 2.0 and above, the NIU will be
  42  * be referenced from the cfg-handle.
  43  */
  44
  45 #if defined(sun4v)
  46
  47 void
  48 nxge_hio_hv_init(nxge_t *nxge)
  49 {
  50         nxge_hio_data_t *nhd = (nxge_hio_data_t *)nxge->nxge_hw_p->hio;
  51
  52         nxhv_vr_fp_t *vr;
  53         nxhv_dc_fp_t *tx;
  54         nxhv_dc_fp_t *rx;
  55
  56         /* First, the HV VR functions. */
  57         vr = &nhd->hio.vr;
  58
  59         /* HV Major 1 interfaces */
  60         vr->assign = &hv_niu_vr_assign;
  61         /* HV Major 2 interfaces */
  62         vr->cfgh_assign = &hv_niu_cfgh_vr_assign;
  63
  64         vr->unassign = &hv_niu_vr_unassign;
  65         vr->getinfo = &hv_niu_vr_getinfo;
  66
  67         // -------------------------------------------------------------
  68         /* Find the transmit functions. */
  69         tx = &nhd->hio.tx;
  70
  71         tx->assign = &hv_niu_tx_dma_assign;
  72         tx->unassign = &hv_niu_tx_dma_unassign;
  73         tx->get_map = &hv_niu_vr_get_txmap;
  74
  75         /* HV Major 1 interfaces */
  76         tx->lp_conf = &hv_niu_tx_logical_page_conf;
  77         tx->lp_info = &hv_niu_tx_logical_page_info;
  78         /* HV Major 2 interfaces */
  79         tx->lp_cfgh_conf = &hv_niu_cfgh_tx_logical_page_conf;
  80         tx->lp_cfgh_info = &hv_niu_cfgh_tx_logical_page_info;
  81
  82         tx->getinfo = &hv_niu_vrtx_getinfo;
  83
  84         /* Now find the Receive functions. */
  85         rx = &nhd->hio.rx;
  86
  87         rx->assign = &hv_niu_rx_dma_assign;
  88         rx->unassign = &hv_niu_rx_dma_unassign;
  89         rx->get_map = &hv_niu_vr_get_rxmap;
  90
  91         /* HV Major 1 interfaces */
  92         rx->lp_conf = &hv_niu_rx_logical_page_conf;
  93         rx->lp_info = &hv_niu_rx_logical_page_info;
  94         /* HV Major 2 interfaces */
  95         rx->lp_cfgh_conf = &hv_niu_cfgh_rx_logical_page_conf;
  96         rx->lp_cfgh_info = &hv_niu_cfgh_rx_logical_page_info;
  97
  98         rx->getinfo = &hv_niu_vrrx_getinfo;
  99 }
 100
 101 #endif /* defined(sun4v) */