USB2: [was: umass not detected correctly,
axe not transmitting] AXE problems
Pyun YongHyeon
pyunyh at gmail.com
Wed Feb 11 20:28:00 PST 2009
On Thu, Feb 12, 2009 at 12:59:13PM +0900, Hiroharu Tamaru wrote:
> I've just sent another message before reading this.
>
> At Thu, 12 Feb 2009 12:42:51 +0900, Pyun YongHyeon wrote:
> > On Thu, Feb 12, 2009 at 11:37:23AM +0900, Pyun YongHyeon wrote:
> > > On Thu, Feb 12, 2009 at 01:51:47AM +0900, Hiroharu Tamaru wrote:
> > > >
> > > > At Wed, 11 Feb 2009 16:57:36 +0100, Hans Petter Selasky wrote:
> > > > > > > > ugen3.3: <ASIX Electronics> at usbus3
> > > > > > > > axe0: <ASIX Electronics AX88178, rev 2.00/0.01, addr 3> on usbus3
> > > > > > > > axe0: PHYADDR 0xe0:0x18
> > > > > > > > miibus0: <MII bus> on axe0
> > > > > > > > ciphy0: <Cicada VSC8211 10/100/1000TX PHY> PHY 24 on miibus0
> > > > > > > > ciphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,
> > > > > > > > 1000baseT-FDX, auto ue0: <USB Ethernet> on axe0
> > > > > > > > ue0: Ethernet address: 00:90:cc:xx:xx:xx
> > > > > > > > ue0: link state changed to DOWN
> > > > > > > > ue0: link state changed to UP
> > > > > > > >
> > > > >
> > > > > > >
> > > > > > > Turn on debugging:
> > > > > > >
> > > > > > > sysctl hw.usb2.axe.debug=15
> > > > > > >
> > > > > > > And repeat test.
> > > > > >
> > > > > > with hw.usb2.axe.debug=15, I have:
> > > > > >
> > > > > > ugen3.3: <ASIX Electronics> at usbus3 (disconnected)
> > > > > > pid 3244 (dhclient), uid 65: exited on signal 11
> > > > > > ugen3.3: <ASIX Electronics> at usbus3
> > > > > > axe0: <ASIX Electronics AX88178, rev 2.00/0.01, addr 3> on usbus3
> > > > > > axe0: PHYADDR 0xe0:0x18
> > > > > > miibus0: <MII bus> on axe0
> > > > > > ciphy0: <Cicada VSC8211 10/100/1000TX PHY> PHY 24 on miibus0
> > > > > > ciphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,
> > > > > > 1000baseT-FDX, auto ue0: <USB Ethernet> on axe0
> > > > > > ue0: Ethernet address: 00:90:cc:f7:bc:2e
> > > > > > ue0: link state changed to DOWN
> > > > > > ue0: link state changed to UP
> > > > > >
> > > > >
> > > > > > The hardware is a PLANEX GU-1000T ethernet adapter.
> > > > > >
> > >
> > >
> > > I have the same USB controller and latest CURRENT works.
> > >
> > > axe0: <ASIX Electronics AX88178, rev 2.00/0.01, addr 4> on usbus1
> > > axe0: PHYADDR 0xe0:0x18
> > > miibus2: <MII bus> on axe0
> > > ciphy0: <Cicada VSC8211 10/100/1000TX PHY> PHY 24 on miibus2
> > > ciphy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
> > > ue0: <USB Ethernet> on axe0
> > > ue0: Ethernet address: 00:90:cc:ef:b9:f6
> > > ue0: link state changed to DOWN
> > >
> > > I manually loaded necessary kernel modules as my kernel does not
> > > have any USB device entries. The only regression since I tried USB2
> > > axe(4) was failure of symbol resolving of link_elf in
> > > usb2_ethernet.ko module. Attached simple patch seems to fix that.
> > >
> > > To Hans,
> > > I think MODULE_DEPEND should come first before any reference to
> > > the module in usb2_ethernet.c. Since mii_phy_probe live in
> > > miibus(4) I added it too.
> > >
> >
> > Hans, I managed to track down Hiroharu's issue in axe(4). It seems
> > Andrew removed link handling code that ensures correct state of
> > established link in r188412.
> > I believe we have to revert changes made in axe_cfg_mii_statchg()
> > and axe_tick(). I have no idea what was happend in P4, you
> > checked in the link handling code I submitted.
>
> Thanks for looking into this.
>
> So, can I just be waiting for a patch to test, or a CVS
> revision of files to revert to?
>
> Meanwhile, I'll bring the userland to the latest current, as
> I mentioned on the other mail.
>
Ok, try this one after installword. Attached one restores previous
link handle code. Note, it was just compile tested.
> Hiroharu
-------------- next part --------------
Index: sys/dev/usb2/ethernet/usb2_ethernet.c
===================================================================
--- sys/dev/usb2/ethernet/usb2_ethernet.c (revision 188507)
+++ sys/dev/usb2/ethernet/usb2_ethernet.c (working copy)
@@ -43,6 +43,9 @@
#define UE_UNLOCK(_ue) mtx_unlock((_ue)->ue_mtx)
#define UE_LOCK_ASSERT(_ue, t) mtx_assert((_ue)->ue_mtx, t)
+MODULE_DEPEND(usb2_ethernet, usb2_core, 1, 1, 1);
+MODULE_DEPEND(usb2_ethernet, miibus, 1, 1, 1);
+
static struct unrhdr *ueunit;
static usb2_proc_callback_t ue_attach_post_task;
@@ -582,4 +585,3 @@
DECLARE_MODULE(usb2_ethernet, usb2_ether_mod, SI_SUB_PSEUDO, SI_ORDER_ANY);
MODULE_VERSION(usb2_ethernet, 1);
-MODULE_DEPEND(usb2_ethernet, usb2_core, 1, 1, 1);
Index: sys/dev/usb2/ethernet/if_axe2.c
===================================================================
--- sys/dev/usb2/ethernet/if_axe2.c (revision 188507)
+++ sys/dev/usb2/ethernet/if_axe2.c (working copy)
@@ -341,6 +341,7 @@
{
struct axe_softc *sc = device_get_softc(dev);
struct mii_data *mii = GET_MII(sc);
+ struct ifnet *ifp;
uint16_t val;
int err, locked;
@@ -348,11 +349,40 @@
if (!locked)
AXE_LOCK(sc);
- val = (mii->mii_media_active & IFM_GMASK) == IFM_FDX ?
- AXE_MEDIA_FULL_DUPLEX : 0;
+ ifp = usb2_ether_getifp(&sc->sc_ue);
+ if (mii == NULL || ifp == NULL ||
+ (ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
+ goto done;
+
+ sc->sc_flags &= ~AXE_FLAG_LINK;
+ if ((mii->mii_media_status & (IFM_ACTIVE | IFM_AVALID)) ==
+ (IFM_ACTIVE | IFM_AVALID)) {
+ switch (IFM_SUBTYPE(mii->mii_media_active)) {
+ case IFM_10_T:
+ case IFM_100_TX:
+ sc->sc_flags |= AXE_FLAG_LINK;
+ break;
+ case IFM_1000_T:
+ if ((sc->sc_flags & AXE_FLAG_178) == 0)
+ break;
+ sc->sc_flags |= AXE_FLAG_LINK;
+ break;
+ default:
+ break;
+ }
+ }
+
+ /* Lost link, do nothing. */
+ if ((sc->sc_flags & AXE_FLAG_LINK) == 0)
+ goto done;
+
+ val = 0;
+ if ((IFM_OPTIONS(mii->mii_media_active) & IFM_FDX) != 0)
+ val |= AXE_MEDIA_FULL_DUPLEX;
if (sc->sc_flags & (AXE_FLAG_178 | AXE_FLAG_772)) {
val |= AXE_178_MEDIA_RX_EN | AXE_178_MEDIA_MAGIC;
-
+ if ((sc->sc_flags & AXE_FLAG_178) != 0)
+ val |= AXE_178_MEDIA_ENCK;
switch (IFM_SUBTYPE(mii->mii_media_active)) {
case IFM_1000_T:
val |= AXE_178_MEDIA_GMII | AXE_178_MEDIA_ENCK;
@@ -368,7 +398,7 @@
err = axe_cmd(sc, AXE_CMD_WRITE_MEDIA, 0, val, NULL);
if (err)
device_printf(dev, "media change failed, error %d\n", err);
-
+done:
if (!locked)
AXE_UNLOCK(sc);
}
@@ -381,18 +411,18 @@
{
struct axe_softc *sc = ifp->if_softc;
struct mii_data *mii = GET_MII(sc);
+ int error;
AXE_LOCK_ASSERT(sc, MA_OWNED);
- sc->sc_flags &= ~AXE_FLAG_LINK;
if (mii->mii_instance) {
struct mii_softc *miisc;
LIST_FOREACH(miisc, &mii->mii_phys, mii_list)
mii_phy_reset(miisc);
}
- mii_mediachg(mii);
- return (0);
+ error = mii_mediachg(mii);
+ return (error);
}
/*
@@ -915,11 +945,10 @@
AXE_LOCK_ASSERT(sc, MA_OWNED);
mii_tick(mii);
- if ((sc->sc_flags & AXE_FLAG_LINK) == 0
- && mii->mii_media_status & IFM_ACTIVE &&
- IFM_SUBTYPE(mii->mii_media_active) != IFM_NONE) {
- sc->sc_flags |= AXE_FLAG_LINK;
- axe_start(ue);
+ if ((sc->sc_flags & AXE_FLAG_LINK) == 0) {
+ axe_miibus_statchg(ue->ue_dev);
+ if ((sc->sc_flags & AXE_FLAG_LINK) != 0)
+ axe_start(ue);
}
}
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