2102bdf21a
ILMI daemons. Factor out common softc fields for all ATM interfaces that need to be externally visible into an ifatm structure and make the midway driver using this structure and fill the MIB.
169 lines
5.6 KiB
C
169 lines
5.6 KiB
C
/* $NetBSD: if_atm.h,v 1.7 1996/11/09 23:02:27 chuck Exp $ */
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/* $FreeBSD$ */
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/*
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*
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* Copyright (c) 1996 Charles D. Cranor and Washington University.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Charles D. Cranor and
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* Washington University.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* net/if_atm.h
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*/
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/*
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* Classification of ATM cards.
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*/
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#define ATM_DEVICE_UNKNOWN 0
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#define ATM_DEVICE_PCA200E 1 /* Fore/Marconi PCA200-E */
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#define ATM_DEVICE_HE155 2 /* Fore/Marconi HE155 */
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#define ATM_DEVICE_HE622 3 /* Fore/Marconi HE622 */
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#define ATM_DEVICE_ENI155P 4 /* Efficient networks 155p */
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#define ATM_DEVICE_ADP155P 5 /* Adaptec 155p */
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/* map to strings and vendors */
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#define ATM_DEVICE_NAMES \
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{ "Unknown", "Unknown" }, \
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{ "PCA200-E", "Fore/Marconi" }, \
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{ "HE155", "Fore/Marconi" }, \
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{ "HE622", "Fore/Marconi" }, \
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{ "ENI155p", "Efficient Networks" }, \
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{ "ADP155p", "Adaptec" },
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/*
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* This is the common link layer MIB for all ATM interfaces. Much of the
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* information here is needed for ILMI. This will be augmented by statistics
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* at some point.
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*/
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struct ifatm_mib {
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/* configuration data */
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uint8_t device; /* type of card */
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u_char esi[6]; /* end system identifier (MAC) */
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uint32_t serial; /* card serial number */
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uint32_t hw_version; /* card version */
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uint32_t sw_version; /* firmware version (if any) */
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uint32_t pcr; /* supported peak cell rate */
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uint32_t media; /* physical media */
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uint8_t vpi_bits; /* number of used bits in VPI field */
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uint8_t vci_bits; /* number of used bits in VCI field */
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uint16_t max_vpcs; /* maximum number of VPCs */
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uint32_t max_vccs; /* maximum number of VCCs */
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};
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#ifdef _KERNEL
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/*
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* Common fields for all ATM interfaces. Each driver's softc must start with
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* this structure.
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*/
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struct ifatm {
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struct ifnet ifnet; /* required by if_var.h */
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struct ifatm_mib mib; /* exported data */
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void *phy; /* usually SUNI */
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void *ngpriv; /* netgraph link */
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};
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#endif
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/*
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* Peak cell rates for various physical media. Note, that there are
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* different opinions on what the correct values are.
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*/
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#define ATM_RATE_155M 353208
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#define ATM_RATE_622M 1412830
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#define ATM_RATE_24G 5651320
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#if defined(__NetBSD__) || defined(__OpenBSD__) || defined(__bsdi__)
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#define RTALLOC1(A,B) rtalloc1((A),(B))
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#elif defined(__FreeBSD__)
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#define RTALLOC1(A,B) rtalloc1((A),(B),0UL)
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#endif
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/*
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* pseudo header for packet transmission
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*/
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struct atm_pseudohdr {
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u_int8_t atm_ph[4]; /* flags+VPI+VCI1(msb)+VCI2(lsb) */
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};
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#define ATM_PH_FLAGS(X) ((X)->atm_ph[0])
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#define ATM_PH_VPI(X) ((X)->atm_ph[1])
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#define ATM_PH_VCI(X) ((((X)->atm_ph[2]) << 8) | ((X)->atm_ph[3]))
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#define ATM_PH_SETVCI(X,V) { \
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(X)->atm_ph[2] = ((V) >> 8) & 0xff; \
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(X)->atm_ph[3] = ((V) & 0xff); \
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}
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#define ATM_PH_AAL5 0x01 /* use AAL5? (0 == aal0) */
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#define ATM_PH_LLCSNAP 0x02 /* use the LLC SNAP encoding (iff aal5) */
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#define ATM_PH_DRIVER7 0x40 /* reserve for driver's use */
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#define ATM_PH_DRIVER8 0x80 /* reserve for driver's use */
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#define ATMMTU 9180 /* ATM MTU size for IP */
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/* XXX: could be 9188 with LLC/SNAP according
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to comer */
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/* user's ioctl hook for raw atm mode */
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#define SIOCRAWATM _IOWR('a', 122, int) /* set driver's raw mode */
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/* atm_pseudoioctl: turns on and off RX VCIs [for internal use only!] */
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struct atm_pseudoioctl {
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struct atm_pseudohdr aph;
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void *rxhand;
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};
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#define SIOCATMENA _IOWR('a', 123, struct atm_pseudoioctl) /* enable */
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#define SIOCATMDIS _IOWR('a', 124, struct atm_pseudoioctl) /* disable */
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/*
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* XXX forget all the garbage in if_llc.h and do it the easy way
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*/
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#define ATMLLC_HDR "\252\252\3\0\0\0"
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struct atmllc {
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u_int8_t llchdr[6]; /* aa.aa.03.00.00.00 */
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u_int8_t type[2]; /* "ethernet" type */
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};
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/* ATM_LLC macros: note type code in host byte order */
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#define ATM_LLC_TYPE(X) (((X)->type[0] << 8) | ((X)->type[1]))
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#define ATM_LLC_SETTYPE(X,V) { \
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(X)->type[0] = ((V) >> 8) & 0xff; \
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(X)->type[1] = ((V) & 0xff); \
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}
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#ifdef _KERNEL
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void atm_ifattach(struct ifnet *);
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void atm_ifdetach(struct ifnet *);
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void atm_input(struct ifnet *, struct atm_pseudohdr *,
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struct mbuf *, void *);
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int atm_output(struct ifnet *, struct mbuf *, struct sockaddr *,
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struct rtentry *);
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#endif
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