usr/src/uts/sun/io/qfe.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 2008 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27
  28 /*
  29  * SunOS MT QFE Device Driver (layered above FEPS/Cheerio)
  30  */
  31
  32 #include        <sys/types.h>
  33 #include        <sys/debug.h>
  34 #include        <sys/stream.h>
  35 #include        <sys/cmn_err.h>
  36 #include        <sys/kmem.h>
  37 #include        <sys/modctl.h>
  38 #include        <sys/conf.h>
  39 #include        <sys/mac_provider.h>
  40 #include        <sys/mac_ether.h>
  41 #include        <sys/ddi.h>
  42 #include        <sys/sunddi.h>
  43
  44 /*
  45  * Function prototypes.
  46  */
  47 extern int hmeattach(dev_info_t *, ddi_attach_cmd_t);
  48 extern int hmedetach(dev_info_t *, ddi_detach_cmd_t);
  49
  50 DDI_DEFINE_STREAM_OPS(qfe_dev_ops, nulldev, nulldev, hmeattach, hmedetach,
  51     nodev, NULL, D_MP, NULL, ddi_quiesce_not_supported);
  52
  53 /*
  54  * Module linkage information for the kernel.
  55  */
  56 static struct modldrv modldrv = {
  57         &mod_driverops, /* Type of module.  This one is a driver */
  58         "Sun QFE 10/100 Mb Ethernet",
  59         &qfe_dev_ops,   /* driver ops */
  60 };
  61
  62 static struct modlinkage modlinkage = {
  63         MODREV_1, &modldrv, NULL
  64 };
  65
  66 /* <<<<<<<<<<<<<<<<<<<<<<<<<<<  LOADABLE ENTRIES  >>>>>>>>>>>>>>>>>>>>>>> */
  67
  68 int
  69 _init(void)
  70 {
  71         int     status;
  72
  73         mac_init_ops(&qfe_dev_ops, "qfe");
  74         if ((status = mod_install(&modlinkage)) != 0) {
  75                 mac_fini_ops(&qfe_dev_ops);
  76         }
  77         return (status);
  78 }
  79
  80 int
  81 _fini(void)
  82 {
  83         int     status;
  84
  85         if ((status = mod_remove(&modlinkage)) == 0) {
  86                 mac_fini_ops(&qfe_dev_ops);
  87         }
  88         return (status);
  89 }
  90
  91 int
  92 _info(struct modinfo *modinfop)
  93 {
  94         return (mod_info(&modlinkage, modinfop));
  95 }