From: Martin Rowe <martin.p.rowe@gmail.com>
To: Russell King - ARM Linux admin <linux@armlinux.org.uk>
Cc: Andrew Lunn <andrew@lunn.ch>,
netdev@vger.kernel.org, davem@davemloft.net,
vivien.didelot@gmail.com
Subject: Re: bug: net: dsa: mv88e6xxx: unable to tx or rx with Clearfog GT 8K (with git bisect)
Date: Sat, 18 Jul 2020 09:43:47 +0000 [thread overview]
Message-ID: <CAOAjy5SewXHQVnywzin-2LiqWyPcjTvG9zzaiVRtwfCG=jU1Kw@mail.gmail.com> (raw)
In-Reply-To: <20200718085028.GN1551@shell.armlinux.org.uk>
On Sat, 18 Jul 2020 at 08:50, Russell King - ARM Linux admin
<linux@armlinux.org.uk> wrote:
> Sorry, it should have been ``managed = "in-band-status";'' rather than
> just "in-band".
Below are the outputs with "in-band-status". It functions the same as
not reverting the patch; interface comes up, when bridged the two
physical machines connected can ping each other, but nothing can tx or
rx from the GT 8K.
$ dmesg |grep f4000000
mvpp2 f4000000.ethernet: using 8 per-cpu buffers
mvpp2 f4000000.ethernet eth1: Using firmware node mac address d0:63:b4:01:00:00
mvpp2 f4000000.ethernet eth2: Using firmware node mac address d0:63:b4:01:00:02
mvpp2 f4000000.ethernet eth2: configuring for inband/2500base-x link mode
mvpp2 f4000000.ethernet eth1: PHY [f412a200.mdio-mii:00] driver
[Marvell 88E1510] (irq=POLL)
mvpp2 f4000000.ethernet eth1: configuring for phy/sgmii link mode
mv88e6085 f412a200.mdio-mii:04 lan2 (uninitialized): PHY
[!cp1!config-space@f4000000!mdio@12a200!switch0@4!mdio:11] driver
[Marvell 88E6390] (irq=72)
mv88e6085 f412a200.mdio-mii:04 lan1 (uninitialized): PHY
[!cp1!config-space@f4000000!mdio@12a200!switch0@4!mdio:12] driver
[Marvell 88E6390] (irq=73)
mv88e6085 f412a200.mdio-mii:04 lan4 (uninitialized): PHY
[!cp1!config-space@f4000000!mdio@12a200!switch0@4!mdio:13] driver
[Marvell 88E6390] (irq=74)
mv88e6085 f412a200.mdio-mii:04 lan3 (uninitialized): PHY
[!cp1!config-space@f4000000!mdio@12a200!switch0@4!mdio:14] driver
[Marvell 88E6390] (irq=75)
mvpp2 f4000000.ethernet: all ports have a low MTU, switching to per-cpu buffers
mvpp2 f4000000.ethernet: using 8 per-cpu buffers
mvpp2 f4000000.ethernet eth1: PHY [f412a200.mdio-mii:00] driver
[Marvell 88E1510] (irq=POLL)
mvpp2 f4000000.ethernet eth1: configuring for phy/sgmii link mode
mvpp2 f4000000.ethernet eth2: configuring for inband/2500base-x link mode
mvpp2 f4000000.ethernet eth2: configuring for inband/2500base-x link mode
mvpp2 f4000000.ethernet eth2: Link is Up - 2.5Gbps/Full - flow control rx/tx
mvpp2 f4000000.ethernet eth1: Link is Up - 1Gbps/Full - flow control rx/tx
$ cat /sys/kernel/debug/mv88e6xxx.0/regs
GLOBAL GLOBAL2 SERDES 0 1 2 3 4 5
0: c801 0 ffff 9e07 9e5f 100f 100f 9e6f 170b
1: 0 803e ffff 3 3 3 3 3 201f
2: 0 0 ffff ff00 0 0 0 0 0
3: 0 0 ffff 3400 3400 3400 3400 3400 3400
4: 40a8 258 ffff 7c 43f 43c 43c 43f 373f
5: 1000 4f0 ffff 0 0 0 0 0 0
6: 0 1f0f ffff 7e 7c 7a 76 6e 5f
7: 0 703f ffff 1 0 0 0 0 0
8: 0 7800 ffff 2080 2080 2080 2080 2080 2080
9: 0 1500 ffff 1 1 1 1 1 1
a: 509 0 ffff 8000 0 0 0 0 0
b: 3000 31ff ffff 1 2 4 8 10 0
c: 207 0 ffff 0 0 0 0 0 0
d: 3333 529 ffff 0 0 0 0 0 0
e: 1 6 ffff 0 0 0 0 0 0
f: 3 f00 ffff 9100 9100 9100 9100 9100 dada
10: 0 0 ffff 0 0 0 0 0 0
11: 0 0 ffff 0 0 0 0 0 0
12: 5555 0 ffff 0 0 0 0 0 0
13: 5555 303 ffff 0 0 0 0 0 0
14: aaaa 0 ffff 0 0 0 0 0 0
15: aaaa 0 ffff 0 0 0 0 0 0
16: ffff 0 0 0 33 33 33 33 0
17: ffff 0 ffff 0 0 0 0 0 0
18: fa41 15f6 ffff 3210 3210 3210 3210 3210 3210
19: 0 0 ffff 7654 7654 7654 7654 7654 7654
1a: 3ff 0 ffff 0 0 0 0 1ea0 a100
1b: 16b 110f ffff 8000 8000 8000 8000 8092 8000
1c: 7c0 0 ffff 0 0 0 0 0 0
1d: 1400 0 ffff 0 0 0 0 0 0
1e: 0 0 ffff f000 f000 f000 f000 f000 f000
1f: 0 0 ffff 0 bf 0 0 f2 0
next prev parent reply other threads:[~2020-07-18 9:44 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-11 13:50 bug: net: dsa: mv88e6xxx: unable to tx or rx with Clearfog GT 8K (with git bisect) Martin Rowe
2020-07-11 16:23 ` Andrew Lunn
2020-07-11 19:22 ` Russell King - ARM Linux admin
2020-07-12 13:00 ` Martin Rowe
2020-07-12 13:25 ` Russell King - ARM Linux admin
2020-07-17 5:56 ` Martin Rowe
2020-07-17 9:21 ` Russell King - ARM Linux admin
2020-07-17 12:50 ` Martin Rowe
2020-07-17 18:51 ` Russell King - ARM Linux admin
2020-07-17 19:42 ` Andrew Lunn
2020-07-17 21:26 ` Russell King - ARM Linux admin
2020-07-18 2:37 ` Martin Rowe
2020-07-18 8:50 ` Russell King - ARM Linux admin
2020-07-18 9:43 ` Martin Rowe [this message]
2020-07-18 10:12 ` Russell King - ARM Linux admin
2020-07-18 11:21 ` Martin Rowe
2020-07-18 11:26 ` Russell King - ARM Linux admin
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