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Date:      Wed, 30 Nov 2011 12:05:53 +0100
From:      Stefan Bethke <stb@lassitu.de>
To:        freebsd-embedded@freebsd.org
Subject:   Re: TL-WR1043: switch
Message-ID:  <2D625CC9-A0E3-47AA-A504-CE8FB2F90245@lassitu.de>
In-Reply-To: <86030CEE-6839-4B96-ACDC-2BA9AC1E4AE4@lassitu.de>
References:  <68ABED76-CB1F-405A-8036-EC254F7511FA@lassitu.de> <3B3DB17D-BF87-40EE-B1C1-445F178E8844@lassitu.de> <86030CEE-6839-4B96-ACDC-2BA9AC1E4AE4@lassitu.de>

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Am 29.11.2011 um 23:59 schrieb Stefan Bethke:

> Am 28.11.2011 um 23:29 schrieb Stefan Bethke:
>=20
>> Am 28.11.2011 um 23:18 schrieb Stefan Bethke:
>>=20
>>> So with the GPIOs working, the next step would be to attach a =
bit-banging I2C device to GPIO 18 and 19.  My kernel foo is probably not =
up to creating the appropriate newbus attachment myself.  Anybody want =
to give me a hint?  I'd start by copying lpbb, replacing the parallel =
port code with appropirate gpio calls.
>>>=20
>>> I haven't taken a detailed look at the OpenWrt code, but the =
datasheet for the RTL8366 can be googled, including a full register map =
and a description of the VLAN configuration (which I'm most interested =
in). With a working I2C bus, that shouldn't be too hard, I'd think.
>>=20
>> Further looking around, we already have dev/gpio/gpioiic.c.  I'll see =
if I can get it to attach.
>=20
> I couldn't get iic to work, so I rolled my own userland bitbanging =
utility, based roughly on the OpenWrt code (minus some small bugs) and =
the datasheet.
>=20
> I can read and write registers, but to my consternation, most of the =
functionality (MIB counters, ST controls, etc.) seems to be somehow =
disabled or just plain missing.
>=20
> I'll try to get a basic utility up and running to use the basic VLAN =
mode (not the table-based mode) tomorrow.  Once that's working =
suffiently well, I could make it into a stand-alone driver, or see if it =
can be integrated into Aleksandrs work.

Either I'm doing something wrong, or the RTL8366 is working a lot =
differently from the datasheet.  I've put the source as well as a binary =
up for download; could someone with a running WR1043 run the command and =
post the results here?
http://www.lassitu.de/freebsd/rtl.tbz


Here's my output directly after reboot:

# ./rtl -D
00 0830 0000 0000 0000 00b0 2805 0000 0000=20
08 0000 0f45 83ed 0101 0000 0200 0000 0001=20
10 ffff ffff ffff ffff 7660 6060 fe76 6060=20
18 0000 0000 0000 0000 0000 0000 0000 0000=20
20 0001 ffff 0000 0002 0000 0000 0003 0000=20
28 0000 0004 0000 0000 0005 0000 0000 0006=20
30 0000 0000 0007 0000 0000 0008 0000 0000=20
38 0009 0000 0000 000a 0000 0000 000b 0000=20
40 0000 000c 0000 0000 000d 0000 0000 000e=20
48 0000 0000 000f 0000 0000 0010 0000 0000=20
50 ffff ffff ffff ffff ffff ffff ffff ffff=20
58 0000 0000 0000 0000 5937 0000 0000 0000=20
60 0000 0000 0000 0000 0000 0000 0000 0000=20
68 0000 0000 0000 0000 0000 0000 0000 0000=20
70 0000 0000 0000 0000 0000 0000 0000 0000=20
78 0000 0000 0000 0000 0000 0000 0000 0000=20
# ./rtl -v
VTCR0[0]   EN_VLAN            =3D enabled
VTCR0[1]   VLAN_TAG_AWARE     =3D disabled
VTCR0[2]   VLAN_TAG_ADMIT     =3D enabled
VTCR0[3]   EN_INGRESS_RULE    =3D disabled
VTCR0[4]   EN_UC_LEAKY        =3D disabled
VTCR0[5]   EN_ARP_LEAKY       =3D disabled
VTCR0[6]   EN_IPMC_LEAKY      =3D disabled
VTCR0[12]  EN_TG_DROP         =3D disabled
           WAN        1          2          3          4          CPU    =
   =20
Tagging    keep       keep       keep       keep       keep       keep   =
   =20
00=3D   3702 -          -          -          -          -          *    =
     =20
01=3D      0 -          -          -          -          -          -    =
     =20
02=3D      0 -          -          -          -          -          -    =
     =20
03=3D      0 -          -          -          -          -          -    =
     =20
04=3D      0 -          -          -          -          -          -    =
     =20
05=3D      1 *          *          *          *          *          *    =
     =20
06=3D      0 -          *          -          -          -          -    =
     =20
07=3D      0 -          -          -          -          -          -    =
     =20
08=3D      3 -          -          -          -          -          -    =
     =20
09=3D      0 -          -          *          -          -          -    =
     =20
10=3D      0 -          -          -          -          -          -    =
     =20
11=3D      5 -          -          -          -          -          -    =
     =20
12=3D      0 -          *          *          -          -          -    =
     =20
13=3D      0 -          -          -          -          -          -    =
     =20
14=3D      7 -          -          -          -          -          -    =
     =20
15=3D      0 -          -          -          *          -          -    =
     =20


Stefan

--=20
Stefan Bethke <stb@lassitu.de>   Fon +49 151 14070811




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