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 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_DLD_H 27 #define _SYS_DLD_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 /* 32 * Data-Link Driver (public header). 33 */ 34 35 #include <sys/types.h> 36 #include <sys/stream.h> 37 #include <sys/mac.h> 38 #include <sys/dls.h> 39 #include <net/if.h> 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 45 /* 46 * Data-Link Driver Information (text emitted by modinfo(1m)) 47 */ 48 #define DLD_INFO "Data-Link Driver v%I%" 49 50 #define DLD_MAX_PPA 999 51 #define DLD_MAX_MINOR (DLD_MAX_PPA + 1) 52 53 /* 54 * Options: To enable an option set the property name to a non-zero value 55 * in kernel/drv/dld.conf. 56 */ 57 58 /* 59 * Prevent use of the IP fast-path (direct M_DATA transmit). 60 */ 61 #define DLD_PROP_NO_FASTPATH "no-fastpath" 62 63 /* 64 * Prevent advertising of the DL_CAPAB_POLL capability. 65 */ 66 #define DLD_PROP_NO_POLL "no-poll" 67 68 /* 69 * Prevent advertising of the DL_CAPAB_ZEROCOPY capability. 70 */ 71 #define DLD_PROP_NO_ZEROCOPY "no-zerocopy" 72 73 /* 74 * The name of the driver. 75 */ 76 #define DLD_DRIVER_NAME "dld" 77 78 /* 79 * The name of the control minor node of dld. 80 */ 81 #define DLD_CONTROL_MINOR_NAME "ctl" 82 #define DLD_CONTROL_MINOR 0 83 #define DLD_CONTROL_DEV "/devices/pseudo/" DLD_DRIVER_NAME "@0:" \ 84 DLD_CONTROL_MINOR_NAME 85 86 /* 87 * IOCTL codes and data structures. 88 */ 89 #define DLDIOC ('D' << 24 | 'L' << 16 | 'D' << 8) 90 91 #define DLDIOCATTR (DLDIOC | 0x03) 92 93 typedef struct dld_ioc_attr { 94 char dia_name[IFNAMSIZ]; 95 char dia_dev[MAXNAMELEN]; 96 uint_t dia_max_sdu; 97 uint16_t dia_vid; 98 } dld_ioc_attr_t; 99 100 #define DLDIOCVLAN (DLDIOC | 0x04) 101 102 typedef struct dld_ioc_vlan { 103 char div_name[IFNAMSIZ]; 104 uint_t div_count; 105 } dld_ioc_vlan_t; 106 107 typedef struct dld_vlan_info { 108 char dvi_name[IFNAMSIZ]; 109 } dld_vlan_info_t; 110 111 #ifdef _KERNEL 112 int dld_getinfo(dev_info_t *, ddi_info_cmd_t, void *, void **); 113 int dld_open(queue_t *, dev_t *, int, int, cred_t *); 114 int dld_close(queue_t *); 115 void dld_wput(queue_t *, mblk_t *); 116 void dld_wsrv(queue_t *); 117 void dld_init_ops(struct dev_ops *, const char *); 118 void dld_fini_ops(struct dev_ops *); 119 #endif 120 121 #ifdef __cplusplus 122 } 123 #endif 124 125 #endif /* _SYS_DLD_H */ 126