- generic Arcnet framework
- device driver for SMC COM90cx6 Arcnet network adapters Obtained from: NetBSD
This commit is contained in:
Max Khon
parent
b8f52f738a
commit
eda6ecb22a
@ -509,6 +509,7 @@ device musycc # LMC/SBE LMC1504 quad T1/E1
|
|||||||
# Ethernets; it is MANDATORY when a Ethernet device driver is
|
# Ethernets; it is MANDATORY when a Ethernet device driver is
|
||||||
# configured or token-ring is enabled.
|
# configured or token-ring is enabled.
|
||||||
# The `fddi' device provides generic code to support FDDI.
|
# The `fddi' device provides generic code to support FDDI.
|
||||||
|
# The `arcnet' device provides generic code to support Arcnet.
|
||||||
# The `sppp' device serves a similar role for certain types
|
# The `sppp' device serves a similar role for certain types
|
||||||
# of synchronous PPP links (like `cx', `ar').
|
# of synchronous PPP links (like `cx', `ar').
|
||||||
# The `sl' device implements the Serial Line IP (SLIP) service.
|
# The `sl' device implements the Serial Line IP (SLIP) service.
|
||||||
@ -543,6 +544,7 @@ device ether #Generic Ethernet
|
|||||||
device vlan #VLAN support
|
device vlan #VLAN support
|
||||||
device token #Generic TokenRing
|
device token #Generic TokenRing
|
||||||
device fddi #Generic FDDI
|
device fddi #Generic FDDI
|
||||||
|
device arcnet #Generic Arcnet
|
||||||
device sppp #Generic Synchronous PPP
|
device sppp #Generic Synchronous PPP
|
||||||
device loop 1 #Network loopback device
|
device loop 1 #Network loopback device
|
||||||
device bpf #Berkeley packet filter
|
device bpf #Berkeley packet filter
|
||||||
@ -1711,6 +1713,8 @@ device miibus
|
|||||||
# the SysKonnect SK-9D21 and SK-9D41, and the embedded gigE NICs
|
# the SysKonnect SK-9D21 and SK-9D41, and the embedded gigE NICs
|
||||||
# on Dell PowerEdge 2550 servers.
|
# on Dell PowerEdge 2550 servers.
|
||||||
# cnw: Xircom CNW/Netware Airsurfer PC Card adapter
|
# cnw: Xircom CNW/Netware Airsurfer PC Card adapter
|
||||||
|
# cm: Arcnet SMC COM90c26 / SMC COM90c56
|
||||||
|
# (and SMC COM90c66 in '56 compatibility mode) adapters.
|
||||||
# cs: IBM Etherjet and other Crystal Semi CS89x0-based adapters
|
# cs: IBM Etherjet and other Crystal Semi CS89x0-based adapters
|
||||||
# cx: Cronyx/Sigma multiport sync/async (with Cisco or PPP framing)
|
# cx: Cronyx/Sigma multiport sync/async (with Cisco or PPP framing)
|
||||||
# dc: Support for PCI fast ethernet adapters based on the DEC/Intel 21143
|
# dc: Support for PCI fast ethernet adapters based on the DEC/Intel 21143
|
||||||
@ -1829,6 +1833,11 @@ hint.ar.0.at="isa"
|
|||||||
hint.ar.0.port="0x300"
|
hint.ar.0.port="0x300"
|
||||||
hint.ar.0.irq="10"
|
hint.ar.0.irq="10"
|
||||||
hint.ar.0.maddr="0xd0000"
|
hint.ar.0.maddr="0xd0000"
|
||||||
|
device cm
|
||||||
|
hint.cm.0.at="isa"
|
||||||
|
hint.cm.0.port="0x2e0"
|
||||||
|
hint.cm.0.irq="9"
|
||||||
|
hint.cm.0.maddr="0xdc000"
|
||||||
device cs
|
device cs
|
||||||
hint.cs.0.at="isa"
|
hint.cs.0.at="isa"
|
||||||
hint.cs.0.port="0x300"
|
hint.cs.0.port="0x300"
|
||||||
|
|||||||
@ -289,6 +289,7 @@ dev/cardbus/cardbus.c optional cardbus
|
|||||||
dev/cardbus/cardbus_cis.c optional cardbus
|
dev/cardbus/cardbus_cis.c optional cardbus
|
||||||
dev/ccd/ccd.c optional ccd
|
dev/ccd/ccd.c optional ccd
|
||||||
dev/ciss/ciss.c optional ciss
|
dev/ciss/ciss.c optional ciss
|
||||||
|
dev/cm/smc90cx6.c optional cm
|
||||||
dev/cnw/if_cnw.c optional cnw card
|
dev/cnw/if_cnw.c optional cnw card
|
||||||
#dev/cnw/if_cnw.c optional cnw pccard
|
#dev/cnw/if_cnw.c optional cnw pccard
|
||||||
dev/cs/if_cs.c optional cs
|
dev/cs/if_cs.c optional cs
|
||||||
@ -907,6 +908,7 @@ bpf.h standard \
|
|||||||
net/bridge.c optional bridge
|
net/bridge.c optional bridge
|
||||||
net/bsd_comp.c optional ppp_bsdcomp
|
net/bsd_comp.c optional ppp_bsdcomp
|
||||||
net/if.c standard
|
net/if.c standard
|
||||||
|
net/if_arcsubr.c optional arcnet
|
||||||
net/if_atmsubr.c optional atm
|
net/if_atmsubr.c optional atm
|
||||||
net/if_disc.c optional disc
|
net/if_disc.c optional disc
|
||||||
net/if_ef.c optional ef
|
net/if_ef.c optional ef
|
||||||
|
|||||||
@ -96,6 +96,7 @@ crypto/des/des_setkey.c optional netsmbcrypto
|
|||||||
dev/advansys/adv_isa.c optional adv isa
|
dev/advansys/adv_isa.c optional adv isa
|
||||||
dev/aic/aic_isa.c optional aic isa
|
dev/aic/aic_isa.c optional aic isa
|
||||||
dev/ar/if_ar_isa.c optional ar isa
|
dev/ar/if_ar_isa.c optional ar isa
|
||||||
|
dev/cm/if_cm_isa.c optional cm isa
|
||||||
dev/ed/if_ed_isa.c optional ed isa
|
dev/ed/if_ed_isa.c optional ed isa
|
||||||
dev/eisa/eisaconf.c optional eisa
|
dev/eisa/eisaconf.c optional eisa
|
||||||
dev/em/if_em.c optional em
|
dev/em/if_em.c optional em
|
||||||
|
|||||||
135
sys/dev/cm/if_cm_isa.c
Normal file
135
sys/dev/cm/if_cm_isa.c
Normal file
@ -0,0 +1,135 @@
|
|||||||
|
/* $NetBSD: if_bah_zbus.c,v 1.6 2000/01/23 21:06:12 aymeric Exp $ */
|
||||||
|
/* $FreeBSD$ */
|
||||||
|
|
||||||
|
/*-
|
||||||
|
* Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
|
||||||
|
* All rights reserved.
|
||||||
|
*
|
||||||
|
* This code is derived from software contributed to The NetBSD Foundation
|
||||||
|
* by Ignatios Souvatzis.
|
||||||
|
*
|
||||||
|
* Redistribution and use in source and binary forms, with or without
|
||||||
|
* modification, are permitted provided that the following conditions
|
||||||
|
* are met:
|
||||||
|
* 1. Redistributions of source code must retain the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer.
|
||||||
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer in the
|
||||||
|
* documentation and/or other materials provided with the distribution.
|
||||||
|
* 3. All advertising materials mentioning features or use of this software
|
||||||
|
* must display the following acknowledgement:
|
||||||
|
* This product includes software developed by the NetBSD
|
||||||
|
* Foundation, Inc. and its contributors.
|
||||||
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
||||||
|
* contributors may be used to endorse or promote products derived
|
||||||
|
* from this software without specific prior written permission.
|
||||||
|
*
|
||||||
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
||||||
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||||
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||||
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
||||||
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||||
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||||
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||||
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||||
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||||
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||||
|
* POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <sys/param.h>
|
||||||
|
#include <sys/systm.h>
|
||||||
|
#include <sys/socket.h>
|
||||||
|
#include <sys/kernel.h>
|
||||||
|
|
||||||
|
#include <sys/module.h>
|
||||||
|
#include <sys/bus.h>
|
||||||
|
|
||||||
|
#include <machine/bus.h>
|
||||||
|
|
||||||
|
#include <net/if.h>
|
||||||
|
#include <net/if_arc.h>
|
||||||
|
|
||||||
|
#include <dev/cm/smc90cx6var.h>
|
||||||
|
|
||||||
|
static int cm_isa_probe __P((device_t));
|
||||||
|
static int cm_isa_attach __P((device_t));
|
||||||
|
|
||||||
|
static int
|
||||||
|
cm_isa_probe(dev)
|
||||||
|
device_t dev;
|
||||||
|
{
|
||||||
|
struct cm_softc *sc = device_get_softc(dev);
|
||||||
|
int error;
|
||||||
|
|
||||||
|
bzero(sc, sizeof(struct cm_softc));
|
||||||
|
|
||||||
|
error = cm_probe(dev);
|
||||||
|
if (error == 0)
|
||||||
|
goto end;
|
||||||
|
|
||||||
|
end:
|
||||||
|
if (error == 0)
|
||||||
|
error = cm_alloc_irq(dev, 0);
|
||||||
|
|
||||||
|
cm_release_resources(dev);
|
||||||
|
return (error);
|
||||||
|
}
|
||||||
|
|
||||||
|
static int
|
||||||
|
cm_isa_attach(dev)
|
||||||
|
device_t dev;
|
||||||
|
{
|
||||||
|
struct cm_softc *sc = device_get_softc(dev);
|
||||||
|
int error;
|
||||||
|
|
||||||
|
cm_alloc_port(dev, sc->port_rid, sc->port_used);
|
||||||
|
cm_alloc_memory(dev, sc->mem_rid, sc->mem_used);
|
||||||
|
cm_alloc_irq(dev, sc->irq_rid);
|
||||||
|
|
||||||
|
error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_NET,
|
||||||
|
cmintr, sc, &sc->irq_handle);
|
||||||
|
if (error) {
|
||||||
|
cm_release_resources(dev);
|
||||||
|
return (error);
|
||||||
|
}
|
||||||
|
|
||||||
|
return cm_attach(sc, device_get_unit(dev));
|
||||||
|
}
|
||||||
|
|
||||||
|
static int
|
||||||
|
cm_isa_detach(device_t dev)
|
||||||
|
{
|
||||||
|
struct cm_softc *sc = device_get_softc(dev);
|
||||||
|
struct ifnet *ifp = &sc->sc_arccom.ac_if;
|
||||||
|
int s;
|
||||||
|
|
||||||
|
cm_stop(sc);
|
||||||
|
ifp->if_flags &= ~IFF_RUNNING;
|
||||||
|
|
||||||
|
s = splimp();
|
||||||
|
arc_ifdetach(&sc->sc_arccom.ac_if);
|
||||||
|
splx(s);
|
||||||
|
|
||||||
|
bus_teardown_intr(dev, sc->irq_res, sc->irq_handle);
|
||||||
|
cm_release_resources(dev);
|
||||||
|
|
||||||
|
return (0);
|
||||||
|
}
|
||||||
|
|
||||||
|
static device_method_t cm_isa_methods[] = {
|
||||||
|
/* Device interface */
|
||||||
|
DEVMETHOD(device_probe, cm_isa_probe),
|
||||||
|
DEVMETHOD(device_attach, cm_isa_attach),
|
||||||
|
DEVMETHOD(device_detach, cm_isa_detach),
|
||||||
|
|
||||||
|
{ 0, 0 }
|
||||||
|
};
|
||||||
|
|
||||||
|
static driver_t cm_isa_driver = {
|
||||||
|
"cm",
|
||||||
|
cm_isa_methods,
|
||||||
|
sizeof(struct cm_softc)
|
||||||
|
};
|
||||||
|
|
||||||
|
DRIVER_MODULE(if_cm, isa, cm_isa_driver, cm_devclass, 0, 0);
|
||||||
1071
sys/dev/cm/smc90cx6.c
Normal file
1071
sys/dev/cm/smc90cx6.c
Normal file
File diff suppressed because it is too large
Load Diff
91
sys/dev/cm/smc90cx6reg.h
Normal file
91
sys/dev/cm/smc90cx6reg.h
Normal file
@ -0,0 +1,91 @@
|
|||||||
|
/* $NetBSD: smc90cx6reg.h,v 1.7 1999/02/16 23:34:13 is Exp $ */
|
||||||
|
/* $FreeBSD$ */
|
||||||
|
|
||||||
|
/*-
|
||||||
|
* Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
|
||||||
|
* All rights reserved.
|
||||||
|
*
|
||||||
|
* This code is derived from software contributed to The NetBSD Foundation
|
||||||
|
* by Ignatios Souvatzis.
|
||||||
|
*
|
||||||
|
* Redistribution and use in source and binary forms, with or without
|
||||||
|
* modification, are permitted provided that the following conditions
|
||||||
|
* are met:
|
||||||
|
* 1. Redistributions of source code must retain the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer.
|
||||||
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer in the
|
||||||
|
* documentation and/or other materials provided with the distribution.
|
||||||
|
* 3. All advertising materials mentioning features or use of this software
|
||||||
|
* must display the following acknowledgement:
|
||||||
|
* This product includes software developed by the NetBSD
|
||||||
|
* Foundation, Inc. and its contributors.
|
||||||
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
||||||
|
* contributors may be used to endorse or promote products derived
|
||||||
|
* from this software without specific prior written permission.
|
||||||
|
*
|
||||||
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
||||||
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||||
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||||
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
||||||
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||||
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||||
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||||
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||||
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||||
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||||
|
* POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* chip offsets and bits for the SMC Arcnet chipset.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef _SMC90CXVAR_H_
|
||||||
|
#define _SMC90CXVAR_H_
|
||||||
|
|
||||||
|
#define CM_IO_PORTS 16
|
||||||
|
|
||||||
|
/* register offsets */
|
||||||
|
|
||||||
|
#define CMSTAT 0
|
||||||
|
#define CMCMD 1
|
||||||
|
#define CMRESET 8
|
||||||
|
|
||||||
|
/* memory offsets */
|
||||||
|
#define CMCHECKBYTE 0
|
||||||
|
#define CMMACOFF 1
|
||||||
|
|
||||||
|
#define CM_TXDIS 0x01
|
||||||
|
#define CM_RXDIS 0x02
|
||||||
|
#define CM_TX(x) (0x03 | ((x)<<3))
|
||||||
|
#define CM_RX(x) (0x04 | ((x)<<3))
|
||||||
|
#define CM_RXBC(x) (0x84 | ((x)<<3))
|
||||||
|
|
||||||
|
#define CM_CONF(x) (0x05 | (x))
|
||||||
|
#define CLR_POR 0x08
|
||||||
|
#define CLR_RECONFIG 0x10
|
||||||
|
|
||||||
|
#define CM_CLR(x) (0x06 | (x))
|
||||||
|
#define CONF_LONG 0x08
|
||||||
|
#define CONF_SHORT 0x00
|
||||||
|
|
||||||
|
/*
|
||||||
|
* These are not in the COM90C65 docs. Derived from the arcnet.asm
|
||||||
|
* packet driver by Philippe Prindeville and Russel Nelson.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define CM_LDTST(x) (0x07 | (x))
|
||||||
|
#define TEST_ON 0x08
|
||||||
|
#define TEST_OFF 0x00
|
||||||
|
|
||||||
|
#define CM_TA 1 /* int mask also */
|
||||||
|
#define CM_TMA 2
|
||||||
|
#define CM_RECON 4 /* int mask also */
|
||||||
|
#define CM_TEST 8 /* not in the COM90C65 docs (see above) */
|
||||||
|
#define CM_POR 0x10 /* non maskable interrupt */
|
||||||
|
#define CM_ET1 0x20 /* timeout value bits, normally 1 */
|
||||||
|
#define CM_ET2 0x40 /* timeout value bits, normally 1 */
|
||||||
|
#define CM_RI 0x80 /* int mask also */
|
||||||
|
|
||||||
|
#endif
|
||||||
103
sys/dev/cm/smc90cx6var.h
Normal file
103
sys/dev/cm/smc90cx6var.h
Normal file
@ -0,0 +1,103 @@
|
|||||||
|
/* $NetBSD: smc90cx6var.h,v 1.5 2000/03/23 07:01:32 thorpej Exp $ */
|
||||||
|
/* $FreeBSD$ */
|
||||||
|
|
||||||
|
/*-
|
||||||
|
* Copyright (c) 1994, 1995, 1998 The NetBSD Foundation, Inc.
|
||||||
|
* All rights reserved.
|
||||||
|
*
|
||||||
|
* This code is derived from software contributed to The NetBSD Foundation
|
||||||
|
* by Ignatios Souvatzis.
|
||||||
|
*
|
||||||
|
* Redistribution and use in source and binary forms, with or without
|
||||||
|
* modification, are permitted provided that the following conditions
|
||||||
|
* are met:
|
||||||
|
* 1. Redistributions of source code must retain the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer.
|
||||||
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer in the
|
||||||
|
* documentation and/or other materials provided with the distribution.
|
||||||
|
* 3. All advertising materials mentioning features or use of this software
|
||||||
|
* must display the following acknowledgement:
|
||||||
|
* This product includes software developed by the NetBSD
|
||||||
|
* Foundation, Inc. and its contributors.
|
||||||
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
||||||
|
* contributors may be used to endorse or promote products derived
|
||||||
|
* from this software without specific prior written permission.
|
||||||
|
*
|
||||||
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
||||||
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
||||||
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||||
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
||||||
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||||
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
||||||
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
||||||
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
||||||
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||||
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||||
|
* POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* BAH (SMC 8bit ARCnet chipset) k/dpi
|
||||||
|
*
|
||||||
|
* The SMC 8bit ARCnet chip family uses a register and a memory window, which
|
||||||
|
* we get passed via bus_space_tags and bus_space_handles.
|
||||||
|
*
|
||||||
|
* As the reset functionality differs between the Amiga boards (using the
|
||||||
|
* 90c26 chip) and middle-aged ISA boards (using the 90c56 chip), we have
|
||||||
|
* a sc_reset callback function in the softc, which does a stop function
|
||||||
|
* (reset and leave dead) or a reset function depending on wether the 2nd
|
||||||
|
* parameter is 0 or 1.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef _SMC90CX6VAR_H_
|
||||||
|
#define _SMC90CX6VAR_H_
|
||||||
|
|
||||||
|
#include <sys/callout.h>
|
||||||
|
|
||||||
|
struct cm_softc {
|
||||||
|
struct arccom sc_arccom; /* Common arcnet structures */
|
||||||
|
|
||||||
|
int port_rid; /* resource id for port range */
|
||||||
|
struct resource *port_res; /* resource for port range */
|
||||||
|
int port_used; /* ports used */
|
||||||
|
|
||||||
|
int mem_rid; /* resource id for memory range */
|
||||||
|
struct resource *mem_res; /* resource for memory range */
|
||||||
|
int mem_used; /* memory used */
|
||||||
|
|
||||||
|
int irq_rid; /* resource id for irq */
|
||||||
|
struct resource *irq_res; /* resource for irq */
|
||||||
|
void * irq_handle; /* handle for irq handler */
|
||||||
|
|
||||||
|
void *sc_rxcookie; /* softcallback cookies */
|
||||||
|
void *sc_txcookie;
|
||||||
|
struct callout sc_recon_ch;
|
||||||
|
u_long sc_recontime; /* seconds only, I'm lazy */
|
||||||
|
u_long sc_reconcount; /* for the above */
|
||||||
|
u_long sc_reconcount_excessive; /* for the above */
|
||||||
|
#define ARC_EXCESSIVE_RECONS 20
|
||||||
|
#define ARC_EXCESSIVE_RECONS_REWARN 400
|
||||||
|
u_char sc_intmask;
|
||||||
|
u_char sc_rx_act; /* 2..3 */
|
||||||
|
u_char sc_tx_act; /* 0..1 */
|
||||||
|
u_char sc_rx_fillcount;
|
||||||
|
u_char sc_tx_fillcount;
|
||||||
|
u_char sc_broadcast[2]; /* is it a broadcast packet? */
|
||||||
|
u_char sc_retransmits[2]; /* unused at the moment */
|
||||||
|
};
|
||||||
|
|
||||||
|
int cm_attach __P((struct cm_softc *, int unit));
|
||||||
|
void cmintr __P((void *));
|
||||||
|
|
||||||
|
int cm_probe __P((device_t dev));
|
||||||
|
void cm_stop __P((struct cm_softc *sc));
|
||||||
|
|
||||||
|
int cm_alloc_port __P((device_t dev, int rid, int size));
|
||||||
|
int cm_alloc_memory __P((device_t dev, int rid, int size));
|
||||||
|
int cm_alloc_irq __P((device_t dev, int rid));
|
||||||
|
void cm_release_resources __P((device_t dev));
|
||||||
|
|
||||||
|
extern devclass_t cm_devclass;
|
||||||
|
|
||||||
|
#endif
|
||||||
@ -509,6 +509,7 @@ device musycc # LMC/SBE LMC1504 quad T1/E1
|
|||||||
# Ethernets; it is MANDATORY when a Ethernet device driver is
|
# Ethernets; it is MANDATORY when a Ethernet device driver is
|
||||||
# configured or token-ring is enabled.
|
# configured or token-ring is enabled.
|
||||||
# The `fddi' device provides generic code to support FDDI.
|
# The `fddi' device provides generic code to support FDDI.
|
||||||
|
# The `arcnet' device provides generic code to support Arcnet.
|
||||||
# The `sppp' device serves a similar role for certain types
|
# The `sppp' device serves a similar role for certain types
|
||||||
# of synchronous PPP links (like `cx', `ar').
|
# of synchronous PPP links (like `cx', `ar').
|
||||||
# The `sl' device implements the Serial Line IP (SLIP) service.
|
# The `sl' device implements the Serial Line IP (SLIP) service.
|
||||||
@ -543,6 +544,7 @@ device ether #Generic Ethernet
|
|||||||
device vlan #VLAN support
|
device vlan #VLAN support
|
||||||
device token #Generic TokenRing
|
device token #Generic TokenRing
|
||||||
device fddi #Generic FDDI
|
device fddi #Generic FDDI
|
||||||
|
device arcnet #Generic Arcnet
|
||||||
device sppp #Generic Synchronous PPP
|
device sppp #Generic Synchronous PPP
|
||||||
device loop 1 #Network loopback device
|
device loop 1 #Network loopback device
|
||||||
device bpf #Berkeley packet filter
|
device bpf #Berkeley packet filter
|
||||||
@ -1711,6 +1713,8 @@ device miibus
|
|||||||
# the SysKonnect SK-9D21 and SK-9D41, and the embedded gigE NICs
|
# the SysKonnect SK-9D21 and SK-9D41, and the embedded gigE NICs
|
||||||
# on Dell PowerEdge 2550 servers.
|
# on Dell PowerEdge 2550 servers.
|
||||||
# cnw: Xircom CNW/Netware Airsurfer PC Card adapter
|
# cnw: Xircom CNW/Netware Airsurfer PC Card adapter
|
||||||
|
# cm: Arcnet SMC COM90c26 / SMC COM90c56
|
||||||
|
# (and SMC COM90c66 in '56 compatibility mode) adapters.
|
||||||
# cs: IBM Etherjet and other Crystal Semi CS89x0-based adapters
|
# cs: IBM Etherjet and other Crystal Semi CS89x0-based adapters
|
||||||
# cx: Cronyx/Sigma multiport sync/async (with Cisco or PPP framing)
|
# cx: Cronyx/Sigma multiport sync/async (with Cisco or PPP framing)
|
||||||
# dc: Support for PCI fast ethernet adapters based on the DEC/Intel 21143
|
# dc: Support for PCI fast ethernet adapters based on the DEC/Intel 21143
|
||||||
@ -1829,6 +1833,11 @@ hint.ar.0.at="isa"
|
|||||||
hint.ar.0.port="0x300"
|
hint.ar.0.port="0x300"
|
||||||
hint.ar.0.irq="10"
|
hint.ar.0.irq="10"
|
||||||
hint.ar.0.maddr="0xd0000"
|
hint.ar.0.maddr="0xd0000"
|
||||||
|
device cm
|
||||||
|
hint.cm.0.at="isa"
|
||||||
|
hint.cm.0.port="0x2e0"
|
||||||
|
hint.cm.0.irq="9"
|
||||||
|
hint.cm.0.maddr="0xdc000"
|
||||||
device cs
|
device cs
|
||||||
hint.cs.0.at="isa"
|
hint.cs.0.at="isa"
|
||||||
hint.cs.0.port="0x300"
|
hint.cs.0.port="0x300"
|
||||||
|
|||||||
@ -117,11 +117,13 @@ SUBDIR+=aac \
|
|||||||
acpi \
|
acpi \
|
||||||
aic \
|
aic \
|
||||||
ar \
|
ar \
|
||||||
|
arcnet \
|
||||||
apm \
|
apm \
|
||||||
asr \
|
asr \
|
||||||
atspeaker \
|
atspeaker \
|
||||||
bktr \
|
bktr \
|
||||||
ciss \
|
ciss \
|
||||||
|
cm \
|
||||||
coff \
|
coff \
|
||||||
el \
|
el \
|
||||||
em \
|
em \
|
||||||
|
|||||||
12
sys/modules/arcnet/Makefile
Normal file
12
sys/modules/arcnet/Makefile
Normal file
@ -0,0 +1,12 @@
|
|||||||
|
# $FreeBSD$
|
||||||
|
|
||||||
|
.PATH: ${.CURDIR}/../../net
|
||||||
|
|
||||||
|
KMOD= arcnet
|
||||||
|
SRCS= if_arcsubr.c
|
||||||
|
SRCS+= opt_inet.h opt_inet6.h
|
||||||
|
|
||||||
|
opt_inet.h opt_inet6.h:
|
||||||
|
echo "#define INET 1" > ${.TARGET}
|
||||||
|
|
||||||
|
.include <bsd.kmod.mk>
|
||||||
10
sys/modules/cm/Makefile
Normal file
10
sys/modules/cm/Makefile
Normal file
@ -0,0 +1,10 @@
|
|||||||
|
# $FreeBSD$
|
||||||
|
|
||||||
|
.PATH: ${.CURDIR}/../../dev/cm
|
||||||
|
|
||||||
|
KMOD= if_cm
|
||||||
|
SRCS= smc90cx6.c if_cm_isa.c
|
||||||
|
|
||||||
|
SRCS+= bus_if.h device_if.h isa_if.h
|
||||||
|
|
||||||
|
.include <bsd.kmod.mk>
|
||||||
780
sys/net/if_arcsubr.c
Normal file
780
sys/net/if_arcsubr.c
Normal file
@ -0,0 +1,780 @@
|
|||||||
|
/* $NetBSD: if_arcsubr.c,v 1.36 2001/06/14 05:44:23 itojun Exp $ */
|
||||||
|
/* $FreeBSD$ */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Copyright (c) 1994, 1995 Ignatios Souvatzis
|
||||||
|
* Copyright (c) 1982, 1989, 1993
|
||||||
|
* The Regents of the University of California. All rights reserved.
|
||||||
|
*
|
||||||
|
* Redistribution and use in source and binary forms, with or without
|
||||||
|
* modification, are permitted provided that the following conditions
|
||||||
|
* are met:
|
||||||
|
* 1. Redistributions of source code must retain the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer.
|
||||||
|
* 2. Redistributions in binary form must reproduce the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer in the
|
||||||
|
* documentation and/or other materials provided with the distribution.
|
||||||
|
* 3. All advertising materials mentioning features or use of this software
|
||||||
|
* must display the following acknowledgement:
|
||||||
|
* This product includes software developed by the University of
|
||||||
|
* California, Berkeley and its contributors.
|
||||||
|
* 4. Neither the name of the University nor the names of its contributors
|
||||||
|
* may be used to endorse or promote products derived from this software
|
||||||
|
* without specific prior written permission.
|
||||||
|
*
|
||||||
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||||
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||||
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||||
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||||
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||||
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||||
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||||
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||||
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||||
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||||
|
* SUCH DAMAGE.
|
||||||
|
*
|
||||||
|
* from: NetBSD: if_ethersubr.c,v 1.9 1994/06/29 06:36:11 cgd Exp
|
||||||
|
* @(#)if_ethersubr.c 8.1 (Berkeley) 6/10/93
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
#include "opt_inet.h"
|
||||||
|
#include "opt_inet6.h"
|
||||||
|
|
||||||
|
#include <sys/param.h>
|
||||||
|
#include <sys/systm.h>
|
||||||
|
#include <sys/kernel.h>
|
||||||
|
#include <sys/malloc.h>
|
||||||
|
#include <sys/mbuf.h>
|
||||||
|
#include <sys/protosw.h>
|
||||||
|
#include <sys/socket.h>
|
||||||
|
#include <sys/sockio.h>
|
||||||
|
#include <sys/errno.h>
|
||||||
|
#include <sys/syslog.h>
|
||||||
|
|
||||||
|
#include <machine/cpu.h>
|
||||||
|
|
||||||
|
#include <net/if.h>
|
||||||
|
#include <net/netisr.h>
|
||||||
|
#include <net/route.h>
|
||||||
|
#include <net/if_dl.h>
|
||||||
|
#include <net/if_types.h>
|
||||||
|
#include <net/if_arc.h>
|
||||||
|
#include <net/if_arp.h>
|
||||||
|
#include <net/bpf.h>
|
||||||
|
|
||||||
|
#if defined(INET) || defined(INET6)
|
||||||
|
#include <netinet/in.h>
|
||||||
|
#include <netinet/in_var.h>
|
||||||
|
#include <netinet/if_ether.h>
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef INET6
|
||||||
|
#include <netinet6/nd6.h>
|
||||||
|
#endif
|
||||||
|
|
||||||
|
MODULE_VERSION(arcnet, 1);
|
||||||
|
|
||||||
|
#define ARCNET_ALLOW_BROKEN_ARP
|
||||||
|
|
||||||
|
static struct mbuf *arc_defrag __P((struct ifnet *, struct mbuf *));
|
||||||
|
|
||||||
|
u_int8_t arcbroadcastaddr = 0;
|
||||||
|
|
||||||
|
#define senderr(e) { error = (e); goto bad;}
|
||||||
|
#define SIN(s) ((struct sockaddr_in *)s)
|
||||||
|
|
||||||
|
/*
|
||||||
|
* ARCnet output routine.
|
||||||
|
* Encapsulate a packet of type family for the local net.
|
||||||
|
* Assumes that ifp is actually pointer to arccom structure.
|
||||||
|
*/
|
||||||
|
int
|
||||||
|
arc_output(ifp, m, dst, rt0)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
struct mbuf *m;
|
||||||
|
struct sockaddr *dst;
|
||||||
|
struct rtentry *rt0;
|
||||||
|
{
|
||||||
|
struct mbuf *mcopy;
|
||||||
|
struct rtentry *rt;
|
||||||
|
struct arccom *ac;
|
||||||
|
struct arc_header *ah;
|
||||||
|
struct arphdr *arph;
|
||||||
|
int error;
|
||||||
|
u_int8_t atype, adst;
|
||||||
|
#if __FreeBSD_version < 500000
|
||||||
|
int s;
|
||||||
|
#endif
|
||||||
|
|
||||||
|
if ((ifp->if_flags & (IFF_UP|IFF_RUNNING)) != (IFF_UP|IFF_RUNNING))
|
||||||
|
return(ENETDOWN); /* m, m1 aren't initialized yet */
|
||||||
|
|
||||||
|
error = 0;
|
||||||
|
ac = (struct arccom *)ifp;
|
||||||
|
mcopy = NULL;
|
||||||
|
|
||||||
|
if ((rt = rt0)) {
|
||||||
|
if ((rt->rt_flags & RTF_UP) == 0) {
|
||||||
|
if ((rt0 = rt = rtalloc1(dst, 1, 0UL)))
|
||||||
|
rt->rt_refcnt--;
|
||||||
|
else
|
||||||
|
senderr(EHOSTUNREACH);
|
||||||
|
}
|
||||||
|
if (rt->rt_flags & RTF_GATEWAY) {
|
||||||
|
if (rt->rt_gwroute == 0)
|
||||||
|
goto lookup;
|
||||||
|
if (((rt = rt->rt_gwroute)->rt_flags & RTF_UP) == 0) {
|
||||||
|
rtfree(rt); rt = rt0;
|
||||||
|
lookup: rt->rt_gwroute = rtalloc1(rt->rt_gateway, 1, 0UL);
|
||||||
|
if ((rt = rt->rt_gwroute) == 0)
|
||||||
|
senderr(EHOSTUNREACH);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (rt->rt_flags & RTF_REJECT)
|
||||||
|
if (rt->rt_rmx.rmx_expire == 0 ||
|
||||||
|
time_second < rt->rt_rmx.rmx_expire)
|
||||||
|
senderr(rt == rt0 ? EHOSTDOWN : EHOSTUNREACH);
|
||||||
|
}
|
||||||
|
|
||||||
|
switch (dst->sa_family) {
|
||||||
|
#ifdef INET
|
||||||
|
case AF_INET:
|
||||||
|
|
||||||
|
/*
|
||||||
|
* For now, use the simple IP addr -> ARCnet addr mapping
|
||||||
|
*/
|
||||||
|
if (m->m_flags & (M_BCAST|M_MCAST))
|
||||||
|
adst = arcbroadcastaddr; /* ARCnet broadcast address */
|
||||||
|
else if (ifp->if_flags & IFF_NOARP)
|
||||||
|
adst = ntohl(SIN(dst)->sin_addr.s_addr) & 0xFF;
|
||||||
|
else if (!arpresolve(ifp, rt, m, dst, &adst, rt0))
|
||||||
|
return 0; /* not resolved yet */
|
||||||
|
|
||||||
|
/* If broadcasting on a simplex interface, loopback a copy */
|
||||||
|
if ((m->m_flags & (M_BCAST|M_MCAST)) &&
|
||||||
|
(ifp->if_flags & IFF_SIMPLEX))
|
||||||
|
mcopy = m_copy(m, 0, (int)M_COPYALL);
|
||||||
|
atype = (ifp->if_flags & IFF_LINK0) ?
|
||||||
|
ARCTYPE_IP_OLD : ARCTYPE_IP;
|
||||||
|
break;
|
||||||
|
#endif
|
||||||
|
#ifdef INET6
|
||||||
|
case AF_INET6:
|
||||||
|
#ifdef OLDIP6OUTPUT
|
||||||
|
if (!nd6_resolve(ifp, rt, m, dst, (u_char *)&adst))
|
||||||
|
return(0); /* if not yet resolves */
|
||||||
|
#else
|
||||||
|
if (!nd6_storelladdr(ifp, rt, m, dst, (u_char *)&adst))
|
||||||
|
return(0); /* it must be impossible, but... */
|
||||||
|
#endif /* OLDIP6OUTPUT */
|
||||||
|
atype = ARCTYPE_INET6;
|
||||||
|
break;
|
||||||
|
#endif
|
||||||
|
|
||||||
|
case AF_UNSPEC:
|
||||||
|
ah = (struct arc_header *)dst->sa_data;
|
||||||
|
adst = ah->arc_dhost;
|
||||||
|
atype = ah->arc_type;
|
||||||
|
|
||||||
|
if (atype == ARCTYPE_ARP) {
|
||||||
|
atype = (ifp->if_flags & IFF_LINK0) ?
|
||||||
|
ARCTYPE_ARP_OLD: ARCTYPE_ARP;
|
||||||
|
|
||||||
|
#ifdef ARCNET_ALLOW_BROKEN_ARP
|
||||||
|
/*
|
||||||
|
* XXX It's not clear per RFC826 if this is needed, but
|
||||||
|
* "assigned numbers" say this is wrong.
|
||||||
|
* However, e.g., AmiTCP 3.0Beta used it... we make this
|
||||||
|
* switchable for emergency cases. Not perfect, but...
|
||||||
|
*/
|
||||||
|
arph = mtod(m, struct arphdr *);
|
||||||
|
if (ifp->if_flags & IFF_LINK2)
|
||||||
|
arph->ar_pro = atype - 1;
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
|
||||||
|
default:
|
||||||
|
printf("%s%d: can't handle af%d\n", ifp->if_name, ifp->if_unit,
|
||||||
|
dst->sa_family);
|
||||||
|
senderr(EAFNOSUPPORT);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (mcopy)
|
||||||
|
(void) if_simloop(ifp, mcopy, dst->sa_family, 0);
|
||||||
|
|
||||||
|
M_PREPEND(m, ARC_HDRLEN, M_DONTWAIT);
|
||||||
|
if (m == 0)
|
||||||
|
senderr(ENOBUFS);
|
||||||
|
ah = mtod(m, struct arc_header *);
|
||||||
|
ah->arc_type = atype;
|
||||||
|
ah->arc_dhost = adst;
|
||||||
|
ah->arc_shost = *IF_LLADDR(ifp);
|
||||||
|
|
||||||
|
if (ifp->if_bpf)
|
||||||
|
bpf_mtap(ifp, m);
|
||||||
|
|
||||||
|
#if __FreeBSD_version < 500000
|
||||||
|
s = splimp();
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Queue message on interface, and start output if interface
|
||||||
|
* not yet active.
|
||||||
|
*/
|
||||||
|
if (IF_QFULL(&ifp->if_snd)) {
|
||||||
|
IF_DROP(&ifp->if_snd);
|
||||||
|
splx(s);
|
||||||
|
senderr(ENOBUFS);
|
||||||
|
}
|
||||||
|
ifp->if_obytes += m->m_pkthdr.len;
|
||||||
|
IF_ENQUEUE(&ifp->if_snd, m);
|
||||||
|
if ((ifp->if_flags & IFF_OACTIVE) == 0)
|
||||||
|
(*ifp->if_start)(ifp);
|
||||||
|
splx(s);
|
||||||
|
#else
|
||||||
|
if (!IF_HANDOFF(&ifp->if_snd, m, ifp)) {
|
||||||
|
m = 0;
|
||||||
|
senderr(ENOBUFS);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
return (error);
|
||||||
|
|
||||||
|
bad:
|
||||||
|
if (m)
|
||||||
|
m_freem(m);
|
||||||
|
return (error);
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
arc_frag_init(ifp)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
{
|
||||||
|
struct arccom *ac;
|
||||||
|
|
||||||
|
ac = (struct arccom *)ifp;
|
||||||
|
ac->curr_frag = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
struct mbuf *
|
||||||
|
arc_frag_next(ifp)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
{
|
||||||
|
struct arccom *ac;
|
||||||
|
struct mbuf *m;
|
||||||
|
struct arc_header *ah;
|
||||||
|
|
||||||
|
ac = (struct arccom *)ifp;
|
||||||
|
if ((m = ac->curr_frag) == 0) {
|
||||||
|
int tfrags;
|
||||||
|
|
||||||
|
/* dequeue new packet */
|
||||||
|
IF_DEQUEUE(&ifp->if_snd, m);
|
||||||
|
if (m == 0)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
ah = mtod(m, struct arc_header *);
|
||||||
|
if (!arc_isphds(ah->arc_type))
|
||||||
|
return m;
|
||||||
|
|
||||||
|
++ac->ac_seqid; /* make the seqid unique */
|
||||||
|
tfrags = (m->m_pkthdr.len + 503) / 504;
|
||||||
|
ac->fsflag = 2 * tfrags - 3;
|
||||||
|
ac->sflag = 0;
|
||||||
|
ac->rsflag = ac->fsflag;
|
||||||
|
ac->arc_dhost = ah->arc_dhost;
|
||||||
|
ac->arc_shost = ah->arc_shost;
|
||||||
|
ac->arc_type = ah->arc_type;
|
||||||
|
|
||||||
|
m_adj(m, ARC_HDRLEN);
|
||||||
|
ac->curr_frag = m;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* split out next fragment and return it */
|
||||||
|
if (ac->sflag < ac->fsflag) {
|
||||||
|
/* we CAN'T have short packets here */
|
||||||
|
ac->curr_frag = m_split(m, 504, M_DONTWAIT);
|
||||||
|
if (ac->curr_frag == 0) {
|
||||||
|
m_free(m);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
M_PREPEND(m, ARC_HDRNEWLEN, M_DONTWAIT);
|
||||||
|
if (m == 0) {
|
||||||
|
m_free(ac->curr_frag);
|
||||||
|
ac->curr_frag = 0;
|
||||||
|
|
||||||
|
m_free(m);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
ah = mtod(m, struct arc_header *);
|
||||||
|
ah->arc_flag = ac->rsflag;
|
||||||
|
ah->arc_seqid = ac->ac_seqid;
|
||||||
|
|
||||||
|
ac->sflag += 2;
|
||||||
|
ac->rsflag = ac->sflag;
|
||||||
|
} else if ((m->m_pkthdr.len >=
|
||||||
|
ARC_MIN_FORBID_LEN - ARC_HDRNEWLEN + 2) &&
|
||||||
|
(m->m_pkthdr.len <=
|
||||||
|
ARC_MAX_FORBID_LEN - ARC_HDRNEWLEN + 2)) {
|
||||||
|
ac->curr_frag = 0;
|
||||||
|
|
||||||
|
M_PREPEND(m, ARC_HDRNEWLEN_EXC, M_DONTWAIT);
|
||||||
|
if (m == 0)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
ah = mtod(m, struct arc_header *);
|
||||||
|
ah->arc_flag = 0xFF;
|
||||||
|
ah->arc_seqid = 0xFFFF;
|
||||||
|
ah->arc_type2 = ac->arc_type;
|
||||||
|
ah->arc_flag2 = ac->sflag;
|
||||||
|
ah->arc_seqid2 = ac->ac_seqid;
|
||||||
|
} else {
|
||||||
|
ac->curr_frag = 0;
|
||||||
|
|
||||||
|
M_PREPEND(m, ARC_HDRNEWLEN, M_DONTWAIT);
|
||||||
|
if (m == 0)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
ah = mtod(m, struct arc_header *);
|
||||||
|
ah->arc_flag = ac->sflag;
|
||||||
|
ah->arc_seqid = ac->ac_seqid;
|
||||||
|
}
|
||||||
|
|
||||||
|
ah->arc_dhost = ac->arc_dhost;
|
||||||
|
ah->arc_shost = ac->arc_shost;
|
||||||
|
ah->arc_type = ac->arc_type;
|
||||||
|
|
||||||
|
return m;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Defragmenter. Returns mbuf if last packet found, else
|
||||||
|
* NULL. frees imcoming mbuf as necessary.
|
||||||
|
*/
|
||||||
|
|
||||||
|
__inline struct mbuf *
|
||||||
|
arc_defrag(ifp, m)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
struct mbuf *m;
|
||||||
|
{
|
||||||
|
struct arc_header *ah, *ah1;
|
||||||
|
struct arccom *ac;
|
||||||
|
struct ac_frag *af;
|
||||||
|
struct mbuf *m1;
|
||||||
|
char *s;
|
||||||
|
int newflen;
|
||||||
|
u_char src,dst,typ;
|
||||||
|
|
||||||
|
ac = (struct arccom *)ifp;
|
||||||
|
|
||||||
|
if (m->m_len < ARC_HDRNEWLEN) {
|
||||||
|
m = m_pullup(m, ARC_HDRNEWLEN);
|
||||||
|
if (m == NULL) {
|
||||||
|
++ifp->if_ierrors;
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
ah = mtod(m, struct arc_header *);
|
||||||
|
typ = ah->arc_type;
|
||||||
|
|
||||||
|
if (!arc_isphds(typ))
|
||||||
|
return m;
|
||||||
|
|
||||||
|
src = ah->arc_shost;
|
||||||
|
dst = ah->arc_dhost;
|
||||||
|
|
||||||
|
if (ah->arc_flag == 0xff) {
|
||||||
|
m_adj(m, 4);
|
||||||
|
|
||||||
|
if (m->m_len < ARC_HDRNEWLEN) {
|
||||||
|
m = m_pullup(m, ARC_HDRNEWLEN);
|
||||||
|
if (m == NULL) {
|
||||||
|
++ifp->if_ierrors;
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
ah = mtod(m, struct arc_header *);
|
||||||
|
}
|
||||||
|
|
||||||
|
af = &ac->ac_fragtab[src];
|
||||||
|
m1 = af->af_packet;
|
||||||
|
s = "debug code error";
|
||||||
|
|
||||||
|
if (ah->arc_flag & 1) {
|
||||||
|
/*
|
||||||
|
* first fragment. We always initialize, which is
|
||||||
|
* about the right thing to do, as we only want to
|
||||||
|
* accept one fragmented packet per src at a time.
|
||||||
|
*/
|
||||||
|
if (m1 != NULL)
|
||||||
|
m_freem(m1);
|
||||||
|
|
||||||
|
af->af_packet = m;
|
||||||
|
m1 = m;
|
||||||
|
af->af_maxflag = ah->arc_flag;
|
||||||
|
af->af_lastseen = 0;
|
||||||
|
af->af_seqid = ah->arc_seqid;
|
||||||
|
|
||||||
|
return NULL;
|
||||||
|
/* notreached */
|
||||||
|
} else {
|
||||||
|
/* check for unfragmented packet */
|
||||||
|
if (ah->arc_flag == 0)
|
||||||
|
return m;
|
||||||
|
|
||||||
|
/* do we have a first packet from that src? */
|
||||||
|
if (m1 == NULL) {
|
||||||
|
s = "no first frag";
|
||||||
|
goto outofseq;
|
||||||
|
}
|
||||||
|
|
||||||
|
ah1 = mtod(m1, struct arc_header *);
|
||||||
|
|
||||||
|
if (ah->arc_seqid != ah1->arc_seqid) {
|
||||||
|
s = "seqid differs";
|
||||||
|
goto outofseq;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (typ != ah1->arc_type) {
|
||||||
|
s = "type differs";
|
||||||
|
goto outofseq;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (dst != ah1->arc_dhost) {
|
||||||
|
s = "dest host differs";
|
||||||
|
goto outofseq;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* typ, seqid and dst are ok here. */
|
||||||
|
|
||||||
|
if (ah->arc_flag == af->af_lastseen) {
|
||||||
|
m_freem(m);
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (ah->arc_flag == af->af_lastseen + 2) {
|
||||||
|
/* ok, this is next fragment */
|
||||||
|
af->af_lastseen = ah->arc_flag;
|
||||||
|
m_adj(m,ARC_HDRNEWLEN);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* m_cat might free the first mbuf (with pkthdr)
|
||||||
|
* in 2nd chain; therefore:
|
||||||
|
*/
|
||||||
|
|
||||||
|
newflen = m->m_pkthdr.len;
|
||||||
|
|
||||||
|
m_cat(m1,m);
|
||||||
|
|
||||||
|
m1->m_pkthdr.len += newflen;
|
||||||
|
|
||||||
|
/* is it the last one? */
|
||||||
|
if (af->af_lastseen > af->af_maxflag) {
|
||||||
|
af->af_packet = NULL;
|
||||||
|
return(m1);
|
||||||
|
} else
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
s = "other reason";
|
||||||
|
/* if all else fails, it is out of sequence, too */
|
||||||
|
}
|
||||||
|
outofseq:
|
||||||
|
if (m1) {
|
||||||
|
m_freem(m1);
|
||||||
|
af->af_packet = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (m)
|
||||||
|
m_freem(m);
|
||||||
|
|
||||||
|
log(LOG_INFO,"%s%d: got out of seq. packet: %s\n",
|
||||||
|
ifp->if_name, ifp->if_unit, s);
|
||||||
|
|
||||||
|
return NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* return 1 if Packet Header Definition Standard, else 0.
|
||||||
|
* For now: old IP, old ARP aren't obviously. Lacking correct information,
|
||||||
|
* we guess that besides new IP and new ARP also IPX and APPLETALK are PHDS.
|
||||||
|
* (Apple and Novell corporations were involved, among others, in PHDS work).
|
||||||
|
* Easiest is to assume that everybody else uses that, too.
|
||||||
|
*/
|
||||||
|
int
|
||||||
|
arc_isphds(type)
|
||||||
|
u_int8_t type;
|
||||||
|
{
|
||||||
|
return (type != ARCTYPE_IP_OLD &&
|
||||||
|
type != ARCTYPE_ARP_OLD &&
|
||||||
|
type != ARCTYPE_DIAGNOSE);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Process a received Arcnet packet;
|
||||||
|
* the packet is in the mbuf chain m with
|
||||||
|
* the ARCnet header.
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
arc_input(ifp, m)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
struct mbuf *m;
|
||||||
|
{
|
||||||
|
struct arc_header *ah;
|
||||||
|
struct ifqueue *inq;
|
||||||
|
u_int8_t atype;
|
||||||
|
#ifdef INET
|
||||||
|
struct arphdr *arph;
|
||||||
|
#endif
|
||||||
|
#if __FreeBSD_version < 500000
|
||||||
|
int s;
|
||||||
|
#endif
|
||||||
|
|
||||||
|
if ((ifp->if_flags & IFF_UP) == 0) {
|
||||||
|
m_freem(m);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* possibly defragment: */
|
||||||
|
m = arc_defrag(ifp, m);
|
||||||
|
if (m == NULL)
|
||||||
|
return;
|
||||||
|
|
||||||
|
if (ifp->if_bpf)
|
||||||
|
bpf_mtap(ifp, m);
|
||||||
|
|
||||||
|
ah = mtod(m, struct arc_header *);
|
||||||
|
|
||||||
|
ifp->if_ibytes += m->m_pkthdr.len;
|
||||||
|
|
||||||
|
if (arcbroadcastaddr == ah->arc_dhost) {
|
||||||
|
m->m_flags |= M_BCAST|M_MCAST;
|
||||||
|
ifp->if_imcasts++;
|
||||||
|
}
|
||||||
|
|
||||||
|
atype = ah->arc_type;
|
||||||
|
switch (atype) {
|
||||||
|
#ifdef INET
|
||||||
|
case ARCTYPE_IP:
|
||||||
|
m_adj(m, ARC_HDRNEWLEN);
|
||||||
|
schednetisr(NETISR_IP);
|
||||||
|
inq = &ipintrq;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case ARCTYPE_IP_OLD:
|
||||||
|
m_adj(m, ARC_HDRLEN);
|
||||||
|
schednetisr(NETISR_IP);
|
||||||
|
inq = &ipintrq;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case ARCTYPE_ARP:
|
||||||
|
if (ifp->if_flags & IFF_NOARP) {
|
||||||
|
/* Discard packet if ARP is disabled on interface */
|
||||||
|
m_freem(m);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
m_adj(m, ARC_HDRNEWLEN);
|
||||||
|
schednetisr(NETISR_ARP);
|
||||||
|
inq = &arpintrq;
|
||||||
|
#ifdef ARCNET_ALLOW_BROKEN_ARP
|
||||||
|
mtod(m, struct arphdr *)->ar_pro = htons(ETHERTYPE_IP);
|
||||||
|
#endif
|
||||||
|
break;
|
||||||
|
|
||||||
|
case ARCTYPE_ARP_OLD:
|
||||||
|
if (ifp->if_flags & IFF_NOARP) {
|
||||||
|
/* Discard packet if ARP is disabled on interface */
|
||||||
|
m_freem(m);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
m_adj(m, ARC_HDRLEN);
|
||||||
|
schednetisr(NETISR_ARP);
|
||||||
|
inq = &arpintrq;
|
||||||
|
arph = mtod(m, struct arphdr *);
|
||||||
|
#ifdef ARCNET_ALLOW_BROKEN_ARP
|
||||||
|
mtod(m, struct arphdr *)->ar_pro = htons(ETHERTYPE_IP);
|
||||||
|
#endif
|
||||||
|
break;
|
||||||
|
#endif
|
||||||
|
#ifdef INET6
|
||||||
|
case ARCTYPE_INET6:
|
||||||
|
m_adj(m, ARC_HDRNEWLEN);
|
||||||
|
schednetisr(NETISR_IPV6);
|
||||||
|
inq = &ip6intrq;
|
||||||
|
break;
|
||||||
|
#endif
|
||||||
|
default:
|
||||||
|
m_freem(m);
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
#if __FreeBSD_version < 500000
|
||||||
|
s = splimp();
|
||||||
|
if (IF_QFULL(inq)) {
|
||||||
|
IF_DROP(inq);
|
||||||
|
m_freem(m);
|
||||||
|
} else
|
||||||
|
IF_ENQUEUE(inq, m);
|
||||||
|
splx(s);
|
||||||
|
#else
|
||||||
|
IF_HANDOFF(inq, m, NULL);
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Convert Arcnet address to printable (loggable) representation.
|
||||||
|
*/
|
||||||
|
static char digits[] = "0123456789abcdef";
|
||||||
|
char *
|
||||||
|
arc_sprintf(ap)
|
||||||
|
u_int8_t *ap;
|
||||||
|
{
|
||||||
|
static char arcbuf[3];
|
||||||
|
char *cp = arcbuf;
|
||||||
|
|
||||||
|
*cp++ = digits[*ap >> 4];
|
||||||
|
*cp++ = digits[*ap++ & 0xf];
|
||||||
|
*cp = 0;
|
||||||
|
return (arcbuf);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Register (new) link level address.
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
arc_storelladdr(ifp, lla)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
u_int8_t lla;
|
||||||
|
{
|
||||||
|
*IF_LLADDR(ifp) = lla;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Perform common duties while attaching to interface list
|
||||||
|
*/
|
||||||
|
void
|
||||||
|
arc_ifattach(ifp, lla)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
u_int8_t lla;
|
||||||
|
{
|
||||||
|
struct ifaddr *ifa;
|
||||||
|
struct sockaddr_dl *sdl;
|
||||||
|
struct arccom *ac;
|
||||||
|
|
||||||
|
if_attach(ifp);
|
||||||
|
ifp->if_type = IFT_ARCNET;
|
||||||
|
ifp->if_addrlen = 1;
|
||||||
|
ifp->if_hdrlen = ARC_HDRLEN;
|
||||||
|
ifp->if_mtu = 1500;
|
||||||
|
if (ifp->if_baudrate == 0)
|
||||||
|
ifp->if_baudrate = 2500000;
|
||||||
|
#if __FreeBSD_version < 500000
|
||||||
|
ifa = ifnet_addrs[ifp->if_index - 1];
|
||||||
|
#else
|
||||||
|
ifa = ifaddr_byindex(ifp->if_index);
|
||||||
|
#endif
|
||||||
|
KASSERT(ifa != NULL, ("%s: no lladdr!\n", __FUNCTION__));
|
||||||
|
sdl = (struct sockaddr_dl *)ifa->ifa_addr;
|
||||||
|
sdl->sdl_type = IFT_ARCNET;
|
||||||
|
sdl->sdl_alen = ifp->if_addrlen;
|
||||||
|
|
||||||
|
if (ifp->if_flags & IFF_BROADCAST)
|
||||||
|
ifp->if_flags |= IFF_MULTICAST|IFF_ALLMULTI;
|
||||||
|
|
||||||
|
ac = (struct arccom *)ifp;
|
||||||
|
ac->ac_seqid = (time_second) & 0xFFFF; /* try to make seqid unique */
|
||||||
|
if (lla == 0) {
|
||||||
|
/* XXX this message isn't entirely clear, to me -- cgd */
|
||||||
|
log(LOG_ERR,"%s%d: link address 0 reserved for broadcasts. Please change it and ifconfig %s%d down up\n",
|
||||||
|
ifp->if_name, ifp->if_unit, ifp->if_name, ifp->if_unit);
|
||||||
|
}
|
||||||
|
arc_storelladdr(ifp, lla);
|
||||||
|
|
||||||
|
ifp->if_broadcastaddr = &arcbroadcastaddr;
|
||||||
|
|
||||||
|
bpfattach(ifp, DLT_ARCNET, ARC_HDRLEN);
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
arc_ifdetach(ifp)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
{
|
||||||
|
bpfdetach(ifp);
|
||||||
|
if_detach(ifp);
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
arc_ioctl(ifp, command, data)
|
||||||
|
struct ifnet *ifp;
|
||||||
|
int command;
|
||||||
|
caddr_t data;
|
||||||
|
{
|
||||||
|
struct ifaddr *ifa = (struct ifaddr *) data;
|
||||||
|
struct ifreq *ifr = (struct ifreq *) data;
|
||||||
|
int error = 0;
|
||||||
|
|
||||||
|
switch (command) {
|
||||||
|
case SIOCSIFADDR:
|
||||||
|
ifp->if_flags |= IFF_UP;
|
||||||
|
switch (ifa->ifa_addr->sa_family) {
|
||||||
|
#ifdef INET
|
||||||
|
case AF_INET:
|
||||||
|
ifp->if_init(ifp->if_softc); /* before arpwhohas */
|
||||||
|
arp_ifinit(ifp, ifa);
|
||||||
|
break;
|
||||||
|
#endif
|
||||||
|
default:
|
||||||
|
ifp->if_init(ifp->if_softc);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SIOCADDMULTI:
|
||||||
|
case SIOCDELMULTI:
|
||||||
|
if (ifr == NULL)
|
||||||
|
error = EAFNOSUPPORT;
|
||||||
|
else {
|
||||||
|
switch (ifr->ifr_addr.sa_family) {
|
||||||
|
case AF_INET:
|
||||||
|
case AF_INET6:
|
||||||
|
error = 0;
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
error = EAFNOSUPPORT;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SIOCSIFMTU:
|
||||||
|
/*
|
||||||
|
* Set the interface MTU.
|
||||||
|
* mtu can't be larger than ARCMTU for RFC1051
|
||||||
|
* and can't be larger than ARC_PHDS_MTU
|
||||||
|
*/
|
||||||
|
if (((ifp->if_flags & IFF_LINK0) && ifr->ifr_mtu > ARCMTU) ||
|
||||||
|
ifr->ifr_mtu > ARC_PHDS_MAXMTU)
|
||||||
|
error = EINVAL;
|
||||||
|
else
|
||||||
|
ifp->if_mtu = ifr->ifr_mtu;
|
||||||
|
break;
|
||||||
|
|
||||||
|
#if 0
|
||||||
|
case SIOCGIFADDR:
|
||||||
|
{
|
||||||
|
struct sockaddr *sa;
|
||||||
|
|
||||||
|
sa = (struct sockaddr *) & ifr->ifr_data;
|
||||||
|
bcopy(IFP2AC(ifp)->ac_enaddr,
|
||||||
|
(caddr_t) sa->sa_data, ETHER_ADDR_LEN);
|
||||||
|
}
|
||||||
|
break;
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
|
||||||
|
return (error);
|
||||||
|
}
|
||||||
Loading…
x
Reference in New Issue
Block a user