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- Add new driver for iPhone tethering
- Supports the iPhone 3G/3GS/4G ethernet protocol

Approved by:    thompsa (mentor)
This commit is contained in:
Hans Petter Selasky 2010-10-13 21:36:42 +00:00
parent fb78ea8bd1
commit d751769d2c
5 changed files with 651 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
sys/conf/files
View File

@ -1790,6 +1790,7 @@ dev/usb/net/if_aue.c optional aue
dev/usb/net/if_axe.c optional axe
dev/usb/net/if_cdce.c optional cdce
dev/usb/net/if_cue.c optional cue
dev/usb/net/if_ipheth.c optional ipheth
dev/usb/net/if_kue.c optional kue
dev/usb/net/if_rue.c optional rue
dev/usb/net/if_udav.c optional udav

528
sys/dev/usb/net/if_ipheth.c Normal file
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@ -0,0 +1,528 @@
/*-
* Copyright (c) 2010 Hans Petter Selasky. All rights reserved.
* Copyright (c) 2009 Diego Giagio. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
/*
* Thanks to Diego Giagio for figuring out the programming details for
* the Apple iPhone Ethernet driver.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/stdint.h>
#include <sys/stddef.h>
#include <sys/param.h>
#include <sys/queue.h>
#include <sys/types.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/linker_set.h>
#include <sys/module.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#include <sys/condvar.h>
#include <sys/sysctl.h>
#include <sys/sx.h>
#include <sys/unistd.h>
#include <sys/callout.h>
#include <sys/malloc.h>
#include <sys/priv.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usbdi_util.h>
#include "usbdevs.h"
#define USB_DEBUG_VAR ipheth_debug
#include <dev/usb/usb_debug.h>
#include <dev/usb/usb_process.h>
#include <dev/usb/net/usb_ethernet.h>
#include <dev/usb/net/if_iphethvar.h>
static device_probe_t ipheth_probe;
static device_attach_t ipheth_attach;
static device_detach_t ipheth_detach;
static usb_callback_t ipheth_bulk_write_callback;
static usb_callback_t ipheth_bulk_read_callback;
static uether_fn_t ipheth_attach_post;
static uether_fn_t ipheth_tick;
static uether_fn_t ipheth_init;
static uether_fn_t ipheth_stop;
static uether_fn_t ipheth_start;
static uether_fn_t ipheth_setmulti;
static uether_fn_t ipheth_setpromisc;
#ifdef USB_DEBUG
static int ipheth_debug = 0;
SYSCTL_NODE(_hw_usb, OID_AUTO, ipheth, CTLFLAG_RW, 0, "USB iPhone ethernet");
SYSCTL_INT(_hw_usb_ipheth, OID_AUTO, debug, CTLFLAG_RW, &ipheth_debug, 0, "Debug level");
#endif
static const struct usb_config ipheth_config[IPHETH_N_TRANSFER] = {
[IPHETH_BULK_RX] = {
.type = UE_BULK,
.endpoint = UE_ADDR_ANY,
.direction = UE_DIR_RX,
.frames = IPHETH_RX_FRAMES_MAX,
.bufsize = (IPHETH_RX_FRAMES_MAX * MCLBYTES),
.flags = {.short_frames_ok = 1,.short_xfer_ok = 1,.ext_buffer = 1,},
.callback = ipheth_bulk_read_callback,
.timeout = 0, /* no timeout */
},
[IPHETH_BULK_TX] = {
.type = UE_BULK,
.endpoint = UE_ADDR_ANY,
.direction = UE_DIR_TX,
.frames = IPHETH_TX_FRAMES_MAX,
.bufsize = (IPHETH_TX_FRAMES_MAX * IPHETH_BUF_SIZE),
.flags = {.force_short_xfer = 1,},
.callback = ipheth_bulk_write_callback,
.timeout = IPHETH_TX_TIMEOUT,
},
};
static device_method_t ipheth_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, ipheth_probe),
DEVMETHOD(device_attach, ipheth_attach),
DEVMETHOD(device_detach, ipheth_detach),
{0, 0}
};
static driver_t ipheth_driver = {
.name = "ipheth",
.methods = ipheth_methods,
.size = sizeof(struct ipheth_softc),
};
static devclass_t ipheth_devclass;
DRIVER_MODULE(ipheth, uhub, ipheth_driver, ipheth_devclass, NULL, 0);
MODULE_VERSION(ipheth, 1);
MODULE_DEPEND(ipheth, uether, 1, 1, 1);
MODULE_DEPEND(ipheth, usb, 1, 1, 1);
MODULE_DEPEND(ipheth, ether, 1, 1, 1);
static const struct usb_ether_methods ipheth_ue_methods = {
.ue_attach_post = ipheth_attach_post,
.ue_start = ipheth_start,
.ue_init = ipheth_init,
.ue_tick = ipheth_tick,
.ue_stop = ipheth_stop,
.ue_setmulti = ipheth_setmulti,
.ue_setpromisc = ipheth_setpromisc,
};
#define IPHETH_ID(v,p,c,sc,pt) \
USB_VENDOR(v), USB_PRODUCT(p), \
USB_IFACE_CLASS(c), USB_IFACE_SUBCLASS(sc), \
USB_IFACE_PROTOCOL(pt)
static const struct usb_device_id ipheth_devs[] = {
{IPHETH_ID(USB_VENDOR_APPLE, USB_PRODUCT_APPLE_IPHONE,
IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
IPHETH_USBINTF_PROTO)},
{IPHETH_ID(USB_VENDOR_APPLE, USB_PRODUCT_APPLE_IPHONE_3G,
IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
IPHETH_USBINTF_PROTO)},
{IPHETH_ID(USB_VENDOR_APPLE, USB_PRODUCT_APPLE_IPHONE_3GS,
IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
IPHETH_USBINTF_PROTO)},
{IPHETH_ID(USB_VENDOR_APPLE, USB_PRODUCT_APPLE_IPHONE_4,
IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
IPHETH_USBINTF_PROTO)},
};
static int
ipheth_get_mac_addr(struct ipheth_softc *sc)
{
struct usb_device_request req;
int error;
req.bmRequestType = UT_READ_VENDOR_DEVICE;
req.bRequest = IPHETH_CMD_GET_MACADDR;
req.wValue[0] = 0;
req.wValue[1] = 0;
req.wIndex[0] = sc->sc_iface_no;
req.wIndex[1] = 0;
req.wLength[0] = ETHER_ADDR_LEN;
req.wLength[1] = 0;
error = usbd_do_request(sc->sc_ue.ue_udev, NULL, &req, sc->sc_data);
if (error)
return (error);
memcpy(sc->sc_ue.ue_eaddr, sc->sc_data, ETHER_ADDR_LEN);
return (0);
}
static int
ipheth_probe(device_t dev)
{
struct usb_attach_arg *uaa = device_get_ivars(dev);
if (uaa->usb_mode != USB_MODE_HOST)
return (ENXIO);
return (usbd_lookup_id_by_uaa(ipheth_devs, sizeof(ipheth_devs), uaa));
}
static int
ipheth_attach(device_t dev)
{
struct ipheth_softc *sc = device_get_softc(dev);
struct usb_ether *ue = &sc->sc_ue;
struct usb_attach_arg *uaa = device_get_ivars(dev);
int error;
sc->sc_iface_no = uaa->info.bIfaceIndex;
device_set_usb_desc(dev);
mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);
error = usbd_set_alt_interface_index(uaa->device,
uaa->info.bIfaceIndex, IPHETH_ALT_INTFNUM);
if (error) {
device_printf(dev, "Cannot set alternate setting\n");
goto detach;
}
error = usbd_transfer_setup(uaa->device, &sc->sc_iface_no,
sc->sc_xfer, ipheth_config, IPHETH_N_TRANSFER, sc, &sc->sc_mtx);
if (error) {
device_printf(dev, "Cannot setup USB transfers\n");
goto detach;
}
ue->ue_sc = sc;
ue->ue_dev = dev;
ue->ue_udev = uaa->device;
ue->ue_mtx = &sc->sc_mtx;
ue->ue_methods = &ipheth_ue_methods;
error = ipheth_get_mac_addr(sc);
if (error) {
device_printf(dev, "Cannot get MAC address\n");
goto detach;
}
error = uether_ifattach(ue);
if (error) {
device_printf(dev, "could not attach interface\n");
goto detach;
}
return (0); /* success */
detach:
ipheth_detach(dev);
return (ENXIO); /* failure */
}
static int
ipheth_detach(device_t dev)
{
struct ipheth_softc *sc = device_get_softc(dev);
struct usb_ether *ue = &sc->sc_ue;
/* stop all USB transfers first */
usbd_transfer_unsetup(sc->sc_xfer, IPHETH_N_TRANSFER);
uether_ifdetach(ue);
mtx_destroy(&sc->sc_mtx);
return (0);
}
static void
ipheth_start(struct usb_ether *ue)
{
struct ipheth_softc *sc = uether_getsc(ue);
/*
* Start the USB transfers, if not already started:
*/
usbd_transfer_start(sc->sc_xfer[IPHETH_BULK_TX]);
usbd_transfer_start(sc->sc_xfer[IPHETH_BULK_RX]);
}
static void
ipheth_stop(struct usb_ether *ue)
{
struct ipheth_softc *sc = uether_getsc(ue);
/*
* Stop the USB transfers, if not already stopped:
*/
usbd_transfer_stop(sc->sc_xfer[IPHETH_BULK_TX]);
usbd_transfer_stop(sc->sc_xfer[IPHETH_BULK_RX]);
}
static void
ipheth_tick(struct usb_ether *ue)
{
struct ipheth_softc *sc = uether_getsc(ue);
struct usb_device_request req;
int error;
req.bmRequestType = UT_READ_VENDOR_DEVICE;
req.bRequest = IPHETH_CMD_CARRIER_CHECK;
req.wValue[0] = 0;
req.wValue[1] = 0;
req.wIndex[0] = sc->sc_iface_no;
req.wIndex[1] = 0;
req.wLength[0] = IPHETH_CTRL_BUF_SIZE;
req.wLength[1] = 0;
error = uether_do_request(ue, &req, sc->sc_data, IPHETH_CTRL_TIMEOUT);
if (error)
return;
sc->sc_carrier_on =
(sc->sc_data[0] == IPHETH_CARRIER_ON);
}
static void
ipheth_attach_post(struct usb_ether *ue)
{
}
static void
ipheth_init(struct usb_ether *ue)
{
struct ipheth_softc *sc = uether_getsc(ue);
struct ifnet *ifp = uether_getifp(ue);
IPHETH_LOCK_ASSERT(sc, MA_OWNED);
ifp->if_drv_flags |= IFF_DRV_RUNNING;
/* stall data write direction, which depends on USB mode */
usbd_xfer_set_stall(sc->sc_xfer[IPHETH_BULK_TX]);
/* start data transfers */
ipheth_start(ue);
}
static void
ipheth_setmulti(struct usb_ether *ue)
{
}
static void
ipheth_setpromisc(struct usb_ether *ue)
{
}
static void
ipheth_free_queue(struct mbuf **ppm, uint8_t n)
{
uint8_t x;
for (x = 0; x != n; x++) {
if (ppm[x] != NULL) {
m_freem(ppm[x]);
ppm[x] = NULL;
}
}
}
static void
ipheth_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
{
struct ipheth_softc *sc = usbd_xfer_softc(xfer);
struct ifnet *ifp = uether_getifp(&sc->sc_ue);
struct usb_page_cache *pc;
struct mbuf *m;
uint8_t x;
int actlen;
int aframes;
usbd_xfer_status(xfer, &actlen, NULL, &aframes, NULL);
DPRINTFN(1, "\n");
switch (USB_GET_STATE(xfer)) {
case USB_ST_TRANSFERRED:
DPRINTFN(11, "transfer complete: %u bytes in %u frames\n",
actlen, aframes);
ifp->if_opackets++;
/* free all previous TX buffers */
ipheth_free_queue(sc->sc_tx_buf, IPHETH_TX_FRAMES_MAX);
/* FALLTHROUGH */
case USB_ST_SETUP:
tr_setup:
for (x = 0; x != IPHETH_TX_FRAMES_MAX; x++) {
IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
if (m == NULL)
break;
usbd_xfer_set_frame_offset(xfer,
x * IPHETH_BUF_SIZE, x);
pc = usbd_xfer_get_frame(xfer, x);
sc->sc_tx_buf[x] = m;
if (m->m_pkthdr.len > IPHETH_BUF_SIZE)
m->m_pkthdr.len = IPHETH_BUF_SIZE;
usbd_m_copy_in(pc, 0, m, 0, m->m_pkthdr.len);
usbd_xfer_set_frame_len(xfer, x, IPHETH_BUF_SIZE);
if (IPHETH_BUF_SIZE != m->m_pkthdr.len) {
usbd_frame_zero(pc, m->m_pkthdr.len,
IPHETH_BUF_SIZE - m->m_pkthdr.len);
}
/*
* If there's a BPF listener, bounce a copy of
* this frame to him:
*/
BPF_MTAP(ifp, m);
}
if (x != 0) {
usbd_xfer_set_frames(xfer, x);
usbd_transfer_submit(xfer);
}
break;
default: /* Error */
DPRINTFN(11, "transfer error, %s\n",
usbd_errstr(error));
/* free all previous TX buffers */
ipheth_free_queue(sc->sc_tx_buf, IPHETH_TX_FRAMES_MAX);
/* count output errors */
ifp->if_oerrors++;
if (error != USB_ERR_CANCELLED) {
/* try to clear stall first */
usbd_xfer_set_stall(xfer);
goto tr_setup;
}
break;
}
}
static void
ipheth_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
{
struct ipheth_softc *sc = usbd_xfer_softc(xfer);
struct mbuf *m;
uint8_t x;
int actlen;
int aframes;
int len;
usbd_xfer_status(xfer, &actlen, NULL, &aframes, NULL);
switch (USB_GET_STATE(xfer)) {
case USB_ST_TRANSFERRED:
DPRINTF("received %u bytes in %u frames\n", actlen, aframes);
for (x = 0; x != aframes; x++) {
m = sc->sc_rx_buf[x];
sc->sc_rx_buf[x] = NULL;
len = usbd_xfer_frame_len(xfer, x);
if (len < (sizeof(struct ether_header) +
IPHETH_RX_ADJ)) {
m_freem(m);
continue;
}
m_adj(m, IPHETH_RX_ADJ);
/* queue up mbuf */
uether_rxmbuf(&sc->sc_ue, m, len - IPHETH_RX_ADJ);
}
/* FALLTHROUGH */
case USB_ST_SETUP:
for (x = 0; x != IPHETH_RX_FRAMES_MAX; x++) {
if (sc->sc_rx_buf[x] == NULL) {
m = uether_newbuf();
if (m == NULL)
goto tr_stall;
/* cancel alignment for ethernet */
m_adj(m, ETHER_ALIGN);
sc->sc_rx_buf[x] = m;
} else {
m = sc->sc_rx_buf[x];
}
usbd_xfer_set_frame_data(xfer, x, m->m_data, m->m_len);
}
/* set number of frames and start hardware */
usbd_xfer_set_frames(xfer, x);
usbd_transfer_submit(xfer);
/* flush any received frames */
uether_rxflush(&sc->sc_ue);
break;
default: /* Error */
DPRINTF("error = %s\n", usbd_errstr(error));
if (error != USB_ERR_CANCELLED) {
tr_stall:
/* try to clear stall first */
usbd_xfer_set_stall(xfer);
usbd_xfer_set_frames(xfer, 0);
usbd_transfer_submit(xfer);
break;
}
/* need to free the RX-mbufs when we are cancelled */
ipheth_free_queue(sc->sc_rx_buf, IPHETH_RX_FRAMES_MAX);
break;
}
}

84
sys/dev/usb/net/if_iphethvar.h Normal file
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@ -0,0 +1,84 @@
/* $FreeBSD$ */
/*-
* Copyright (c) 2010 Hans Petter Selasky. All rights reserved.
* Copyright (c) 2009 Diego Giagio. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*/
/*
* Thanks to Diego Giagio for figuring out the programming details for
* the Apple iPhone Ethernet driver.
*/
#ifndef _IF_IPHETHVAR_H_
#define _IF_IPHETHVAR_H_
#define IPHETH_USBINTF_CLASS 255
#define IPHETH_USBINTF_SUBCLASS 253
#define IPHETH_USBINTF_PROTO 1
#define IPHETH_BUF_SIZE 1516
#define IPHETH_TX_TIMEOUT 5000 /* ms */
#define IPHETH_RX_FRAMES_MAX 1
#define IPHETH_TX_FRAMES_MAX 8
#define IPHETH_RX_ADJ 2
#define IPHETH_CFG_INDEX 0
#define IPHETH_IF_INDEX 2
#define IPHETH_ALT_INTFNUM 1
#define IPHETH_CTRL_ENDP 0x00
#define IPHETH_CTRL_BUF_SIZE 0x40
#define IPHETH_CTRL_TIMEOUT 5000 /* ms */
#define IPHETH_CMD_GET_MACADDR 0x00
#define IPHETH_CMD_CARRIER_CHECK 0x45
#define IPHETH_CARRIER_ON 0x04
enum {
IPHETH_BULK_TX,
IPHETH_BULK_RX,
IPHETH_N_TRANSFER,
};
struct ipheth_softc {
struct usb_ether sc_ue;
struct mtx sc_mtx;
struct usb_xfer *sc_xfer[IPHETH_N_TRANSFER];
struct mbuf *sc_rx_buf[IPHETH_RX_FRAMES_MAX];
struct mbuf *sc_tx_buf[IPHETH_TX_FRAMES_MAX];
uint8_t sc_data[IPHETH_CTRL_BUF_SIZE];
uint8_t sc_iface_no;
uint8_t sc_carrier_on;
};
#define IPHETH_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx)
#define IPHETH_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx)
#define IPHETH_LOCK_ASSERT(_sc, t) mtx_assert(&(_sc)->sc_mtx, t)
#endif /* _IF_IPHETHVAR_H_ */

2
sys/modules/usb/Makefile
View File

@ -31,7 +31,7 @@ SUBDIR += rum run uath upgt ural zyd ${_urtw}
SUBDIR += atp uhid ukbd ums udbp ufm
SUBDIR += ucom u3g uark ubsa ubser uchcom ucycom ufoma uftdi ugensa uipaq ulpt \
umct umodem umoscom uplcom uslcom uvisor uvscom
SUBDIR += uether aue axe cdce cue kue rue udav uhso
SUBDIR += uether aue axe cdce cue kue rue udav uhso ipheth
SUBDIR += usfs umass urio
SUBDIR += quirk template

37
sys/modules/usb/ipheth/Makefile Normal file
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@ -0,0 +1,37 @@
#
# $FreeBSD$
#
# Copyright (c) 2010 Hans Petter Selasky. 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.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
#
S= ${.CURDIR}/../../..
.PATH: $S/dev/usb/net
KMOD= if_ipheth
SRCS= opt_bus.h opt_usb.h device_if.h bus_if.h usb_if.h usbdevs.h \
miibus_if.h opt_inet.h \
if_ipheth.c
.include <bsd.kmod.mk>