xref: /onnv-gate/usr/src/uts/common/sys/dld.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #ifndef	_SYS_DLD_H
28*0Sstevel@tonic-gate #define	_SYS_DLD_H
29*0Sstevel@tonic-gate 
30*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*0Sstevel@tonic-gate 
32*0Sstevel@tonic-gate /*
33*0Sstevel@tonic-gate  * Data-Link Driver (public header).
34*0Sstevel@tonic-gate  */
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #include <sys/types.h>
37*0Sstevel@tonic-gate #include <sys/stream.h>
38*0Sstevel@tonic-gate #include <sys/mac.h>
39*0Sstevel@tonic-gate #include <sys/dls.h>
40*0Sstevel@tonic-gate #include <sys/ght.h>
41*0Sstevel@tonic-gate #include <net/if.h>
42*0Sstevel@tonic-gate 
43*0Sstevel@tonic-gate #ifdef	__cplusplus
44*0Sstevel@tonic-gate extern "C" {
45*0Sstevel@tonic-gate #endif
46*0Sstevel@tonic-gate 
47*0Sstevel@tonic-gate /*
48*0Sstevel@tonic-gate  * Data-Link Driver Information (text emitted by modinfo(1m))
49*0Sstevel@tonic-gate  */
50*0Sstevel@tonic-gate #define	DLD_INFO	"Data-Link Driver v%I%"
51*0Sstevel@tonic-gate 
52*0Sstevel@tonic-gate /*
53*0Sstevel@tonic-gate  * Options: To enable an option set the property name to a non-zero value
54*0Sstevel@tonic-gate  *	    in kernel/drv/dld.conf.
55*0Sstevel@tonic-gate  */
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate /*
58*0Sstevel@tonic-gate  * Prevent creation of DLPI style 1 provider nodes (thus forcing stacks such
59*0Sstevel@tonic-gate  * as TCP/IP to use style 2 nodes).
60*0Sstevel@tonic-gate  */
61*0Sstevel@tonic-gate #define	DLD_PROP_NO_STYLE1	"no-style-1"
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate /*
64*0Sstevel@tonic-gate  * Prevent use of the IP fast-path (direct M_DATA transmit).
65*0Sstevel@tonic-gate  */
66*0Sstevel@tonic-gate #define	DLD_PROP_NO_FASTPATH	"no-fastpath"
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate /*
69*0Sstevel@tonic-gate  * Prevent advertising of the DL_CAPAB_POLL capability.
70*0Sstevel@tonic-gate  */
71*0Sstevel@tonic-gate #define	DLD_PROP_NO_POLL	"no-poll"
72*0Sstevel@tonic-gate 
73*0Sstevel@tonic-gate /*
74*0Sstevel@tonic-gate  * Prevent advertising of the DL_CAPAB_ZEROCOPY capability.
75*0Sstevel@tonic-gate  */
76*0Sstevel@tonic-gate #define	DLD_PROP_NO_ZEROCOPY	"no-zerocopy"
77*0Sstevel@tonic-gate 
78*0Sstevel@tonic-gate /*
79*0Sstevel@tonic-gate  * The name of the driver.
80*0Sstevel@tonic-gate  */
81*0Sstevel@tonic-gate #define	DLD_DRIVER_NAME		"dld"
82*0Sstevel@tonic-gate 
83*0Sstevel@tonic-gate /*
84*0Sstevel@tonic-gate  * The name of the control minor node of dld.
85*0Sstevel@tonic-gate  */
86*0Sstevel@tonic-gate #define	DLD_CONTROL_MINOR_NAME	"ctl"
87*0Sstevel@tonic-gate #define	DLD_CONTROL_MINOR	0
88*0Sstevel@tonic-gate #define	DLD_CONTROL_DEV		"/devices/pseudo/" DLD_DRIVER_NAME "@0:" \
89*0Sstevel@tonic-gate 				DLD_CONTROL_MINOR_NAME
90*0Sstevel@tonic-gate 
91*0Sstevel@tonic-gate /*
92*0Sstevel@tonic-gate  * IOCTL codes and data structures.
93*0Sstevel@tonic-gate  */
94*0Sstevel@tonic-gate #define	DLDIOC		('D' << 24 | 'L' << 16 | 'D' << 8)
95*0Sstevel@tonic-gate 
96*0Sstevel@tonic-gate #define	DLDIOCCREATE	(DLDIOC | 0x01)
97*0Sstevel@tonic-gate 
98*0Sstevel@tonic-gate typedef struct dld_ioc_create {
99*0Sstevel@tonic-gate 	char		dic_name[IFNAMSIZ];
100*0Sstevel@tonic-gate 	char		dic_dev[MAXNAMELEN];
101*0Sstevel@tonic-gate 	uint_t		dic_port;
102*0Sstevel@tonic-gate 	uint16_t	dic_vid;
103*0Sstevel@tonic-gate } dld_ioc_create_t;
104*0Sstevel@tonic-gate 
105*0Sstevel@tonic-gate #define	DLDIOCDESTROY	(DLDIOC | 0x02)
106*0Sstevel@tonic-gate 
107*0Sstevel@tonic-gate typedef struct dld_ioc_destroy {
108*0Sstevel@tonic-gate 	char	did_name[IFNAMSIZ];
109*0Sstevel@tonic-gate } dld_ioc_destroy_t;
110*0Sstevel@tonic-gate 
111*0Sstevel@tonic-gate #define	DLDIOCATTR	(DLDIOC | 0x03)
112*0Sstevel@tonic-gate 
113*0Sstevel@tonic-gate typedef struct dld_ioc_attr {
114*0Sstevel@tonic-gate 	char		dia_name[IFNAMSIZ];
115*0Sstevel@tonic-gate 	char		dia_dev[MAXNAMELEN];
116*0Sstevel@tonic-gate 	uint_t		dia_port;
117*0Sstevel@tonic-gate 	uint16_t	dia_vid;
118*0Sstevel@tonic-gate } dld_ioc_attr_t;
119*0Sstevel@tonic-gate 
120*0Sstevel@tonic-gate #ifdef	__cplusplus
121*0Sstevel@tonic-gate }
122*0Sstevel@tonic-gate #endif
123*0Sstevel@tonic-gate 
124*0Sstevel@tonic-gate #endif	/* _SYS_DLD_H */
125