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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_DLD_H 28 #define _SYS_DLD_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 /* 33 * Data-Link Driver (public header). 34 */ 35 36 #include <sys/types.h> 37 #include <sys/stream.h> 38 #include <sys/mac.h> 39 #include <sys/dls.h> 40 #include <net/if.h> 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 /* 47 * Data-Link Driver Information (text emitted by modinfo(1m)) 48 */ 49 #define DLD_INFO "Data-Link Driver v%I%" 50 51 #define DLD_MAX_PPA 999 52 #define DLD_MAX_MINOR (DLD_MAX_PPA + 1) 53 54 /* 55 * Options: To enable an option set the property name to a non-zero value 56 * in kernel/drv/dld.conf. 57 */ 58 59 /* 60 * Prevent use of the IP fast-path (direct M_DATA transmit). 61 */ 62 #define DLD_PROP_NO_FASTPATH "no-fastpath" 63 64 /* 65 * Prevent advertising of the DL_CAPAB_POLL capability. 66 */ 67 #define DLD_PROP_NO_POLL "no-poll" 68 69 /* 70 * Prevent advertising of the DL_CAPAB_ZEROCOPY capability. 71 */ 72 #define DLD_PROP_NO_ZEROCOPY "no-zerocopy" 73 74 /* 75 * The name of the driver. 76 */ 77 #define DLD_DRIVER_NAME "dld" 78 79 /* 80 * The name of the control minor node of dld. 81 */ 82 #define DLD_CONTROL_MINOR_NAME "ctl" 83 #define DLD_CONTROL_MINOR 0 84 #define DLD_CONTROL_DEV "/devices/pseudo/" DLD_DRIVER_NAME "@0:" \ 85 DLD_CONTROL_MINOR_NAME 86 87 /* 88 * IOCTL codes and data structures. 89 */ 90 #define DLDIOC ('D' << 24 | 'L' << 16 | 'D' << 8) 91 92 #define DLDIOCATTR (DLDIOC | 0x03) 93 94 typedef struct dld_ioc_attr { 95 char dia_name[IFNAMSIZ]; 96 char dia_dev[MAXNAMELEN]; 97 uint_t dia_max_sdu; 98 uint_t dia_port; 99 uint16_t dia_vid; 100 } dld_ioc_attr_t; 101 102 #define DLDIOCVLAN (DLDIOC | 0x04) 103 104 typedef struct dld_ioc_vlan { 105 char div_name[IFNAMSIZ]; 106 uint_t div_port; 107 uint_t div_count; 108 } dld_ioc_vlan_t; 109 110 typedef struct dld_vlan_info { 111 char dvi_name[IFNAMSIZ]; 112 } dld_vlan_info_t; 113 114 #ifdef _KERNEL 115 int dld_getinfo(dev_info_t *, ddi_info_cmd_t, void *, void **); 116 int dld_open(queue_t *, dev_t *, int, int, cred_t *); 117 int dld_close(queue_t *); 118 void dld_wput(queue_t *, mblk_t *); 119 void dld_wsrv(queue_t *); 120 void dld_init_ops(struct dev_ops *, const char *); 121 void dld_fini_ops(struct dev_ops *); 122 #endif 123 124 #ifdef __cplusplus 125 } 126 #endif 127 128 #endif /* _SYS_DLD_H */ 129