Date: Thu, 31 Mar 2022 20:03:23 +0800 From: Archimedes Gaviola <archimedes.gaviola@gmail.com> To: Hans Petter Selasky <hps@selasky.org> Cc: freebsd-arm@freebsd.org Subject: Re: Raspberry Pi 3B USB Printing Issue Message-ID: <CAJFbk7HUtdBU-w0vJy8uisGkgqsEO%2BMt0CXGKM=ddDMpnr1cSg@mail.gmail.com> In-Reply-To: <CAJFbk7G87gmtf7cDx2qz_hsL9bEvou42EBDfAcacaV1vFAd-Tw@mail.gmail.com> References: <CAJFbk7EzSfPNbaGxiweKrivwNrKXCPVzA1b7_=0_bTvbs8oBow@mail.gmail.com> <7c67118e-f6ec-c87d-9a81-3ee6a5952f49@selasky.org> <CAJFbk7GYbLAFTJY077Nzh3CTBJM6bk8swr4AkgGMaukCxrfcHQ@mail.gmail.com> <60f98b10-dcdc-cdf4-3d7a-fe9fd4dff223@selasky.org> <CAJFbk7EAjrQG5Kj_upVKW72opOS%2B8d63VrMnQdLxcJjUcfsd=g@mail.gmail.com> <8226461b-5740-9c19-0575-2740bd952e16@selasky.org> <CAJFbk7FMa_8EXM70HdhgdLmkpjpRD54fRrO=uctHV4uQ2_nNhA@mail.gmail.com> <5fcece51-b014-330e-b701-fd75fa1ac204@selasky.org> <CAJFbk7Gx1i5r-KunNP41re7A_6m%2BYPO6K3Ru-J=0xqidNQsj7A@mail.gmail.com> <a5d5f948-fdc8-037c-dda6-5291e7440e28@selasky.org> <CAJFbk7GAz44pwFUdYQJKMfDA1EXZ%2BJSqYCxeRyuCaYk-u%2BiPNw@mail.gmail.com> <d0cdee81-bb27-cec3-8fa1-74a381e9f3b3@selasky.org> <CAJFbk7G8gUjBPLHJEGvU4SULCQP5eGhNATOW0-paRgz8pqcqQg@mail.gmail.com> <CAJFbk7G87gmtf7cDx2qz_hsL9bEvou42EBDfAcacaV1vFAd-Tw@mail.gmail.com>
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On Thu, Mar 31, 2022 at 7:52 PM Archimedes Gaviola <
archimedes.gaviola@gmail.com> wrote:
>
>
> On Sun, Mar 27, 2022 at 10:28 PM Archimedes Gaviola <
> archimedes.gaviola@gmail.com> wrote:
>
>>
>>
>> On Sun, Mar 27, 2022 at 5:05 PM Hans Petter Selasky <hps@selasky.org>
>> wrote:
>>
>>> On 3/27/22 07:55, Archimedes Gaviola wrote:
>>> > On Sat, Mar 12, 2022 at 4:41 PM Hans Petter Selasky <hps@selasky.org>
>>> wrote:
>>> >
>>> >> On 3/12/22 08:07, Archimedes Gaviola wrote:
>>> >>> ugen1.5: <EPSON EPSON UB-U03II> at usbus1
>>> >>> ulpt1 on uhub1
>>> >>> ulpt1: <EPSON EPSON UB-U03II, class 0/0, rev 1.10/2.00, addr 5> on
>>> usbus1
>>> >>> device_attach: ulpt1 attach returned 12
>>> >>
>>> >> 12 : man errno :
>>> >> 12 ENOMEM Cannot allocate memory.
>>> >>
>>> >> I guess the EPSON printer you've got is not compatible with ulpt<n>
>>> >>
>>> >> When printing, can you make sure that the length transferred is never
>>> a
>>> >> multiple of 64 bytes?
>>> >>
>>> >> Also, there might be a bug lurking in the USB host controller driver,
>>> >> like already mentioned.
>>> >>
>>> >
>>> >
>>> > Hi Hans,
>>> >
>>> > I just figured-out the ulpt(4) driver in my Epson printer while
>>> comparing
>>> > with my Xprinter printer's USB device info. My Epson printer is
>>> providing
>>> > vendor specific values of 255 in the bInterfaceClass and
>>> bInterfaceSubClass
>>> > respectively.
>>> >
>>> > bInterfaceClass = 0x00ff <Vendor specific>
>>> > bInterfaceSubClass = 0x00ff
>>> >
>>> > It should be a value of 7 for bInterfaceClass and a value of 1 in
>>> > bInterfaceSubClass.
>>> >
>>> > bInterfaceClass = 0x0007 <Printer device>
>>> > bInterfaceSubClass = 0x0001
>>> >
>>> > So, the ulpt_attach() routine below will break upon validation for
>>> > mismatched values in UICLASS_PRINTER and UISUBCLASS_PRINTER.
>>> >
>>> > } else {
>>> > alt_index++;
>>> > if ((id->bInterfaceClass ==
>>> > UICLASS_PRINTER) &&
>>> > (id->bInterfaceSubClass ==
>>> > UISUBCLASS_PRINTER) &&
>>> > (id->bInterfaceProtocol ==
>>> > UIPROTO_PRINTER_BI)) {
>>> > goto found;
>>> > }
>>> > }
>>> >
>>> > What I did is temporarily replace these values in the USB definition.
>>> In
>>> > this case, how should the project handle this non-compliance USB
>>> devices?
>>> > Though I will raise this to Epson if they could provide an updated
>>> firmware.
>>> >
>>> > freebsd@generic:~ % diff -Nur /usr/src/sys/dev/usb/usb.h.orig
>>> > /usr/src/sys/dev/usb/usb.h
>>> > --- /usr/src/sys/dev/usb/usb.h.orig 2022-03-27 02:55:01.319235000
>>> +0800
>>> > +++ /usr/src/sys/dev/usb/usb.h 2022-03-27 02:57:10.608518000 +0800
>>> > @@ -459,8 +459,10 @@
>>> > #define UICLASS_PHYSICAL 0x05
>>> > #define UICLASS_IMAGE 0x06
>>> > #define UISUBCLASS_SIC 1 /* still image class
>>> */
>>> > -#define UICLASS_PRINTER 0x07
>>> > -#define UISUBCLASS_PRINTER 1
>>> > +/* #define UICLASS_PRINTER 0x07 */
>>> > +/* #define UISUBCLASS_PRINTER 1 */
>>> > +#define UICLASS_PRINTER 0xff
>>> > +#define UISUBCLASS_PRINTER 0xff
>>> >
>>> > I can print now with ulpt(4) driver but need further testing for any
>>> issues.
>>> >
>>> > ugen1.5: <EPSON EPSON UB-U03II> at usbus1
>>> > ulpt0 on uhub1
>>> > ulpt0: <EPSON EPSON UB-U03II, class 0/0, rev 1.10/2.00, addr 5> on
>>> usbus1
>>> > ulpt_attach: setting alternate config number: 0
>>> > ulpt0: using bi-directional mode
>>> >
>>>
>>> Hi,
>>>
>>> I think you can just extend that piece of code to accept either value
>>> using a boolean OR, ||.
>>>
>>
>>
>> Hi Hans,
>>
>> Ah okay, this is noted. I just thought it's not allowed. I already
>> extended the code and on the way re-building the kernel.
>>
>
>
> Hi Hans,
>
> Here are the changes I've done in the /usr/src/sys/dev/usb/serial/ulpt.c
> source. This works both now with my Epson TM-U220B and Xprinter printers.
> It can detect either or both in 14.0-CURRENT. So far I haven't encountered
> any strange behavior while printing using this ulpt(4) driver.
>
> freebsd@generic:~ % diff -Nur /usr/src/sys/dev/usb/serial/ulpt.c.orig
> /usr/src/sys/dev/usb/serial/ulpt.c
> --- /usr/src/sys/dev/usb/serial/ulpt.c.orig 2022-03-21
> 19:44:29.178010000 +0800
> +++ /usr/src/sys/dev/usb/serial/ulpt.c 2022-03-31 16:57:53.317952000 +0800
> @@ -495,6 +495,11 @@
> USB_IFACE_SUBCLASS(UISUBCLASS_PRINTER),
> USB_IFACE_PROTOCOL(UIPROTO_PRINTER_BI)},
>
> + /* Bi-directional USB vendor specific */
> + {USB_IFACE_CLASS(UICLASS_VENDOR),
> + USB_IFACE_SUBCLASS(UISUBCLASS_VENDOR),
> + USB_IFACE_PROTOCOL(UIPROTO_PRINTER_BI)},
> +
> /* 1284 USB printer */
> {USB_IFACE_CLASS(UICLASS_PRINTER),
> USB_IFACE_SUBCLASS(UISUBCLASS_PRINTER),
> @@ -555,9 +560,11 @@
> break;
> } else {
> alt_index++;
> - if ((id->bInterfaceClass ==
> UICLASS_PRINTER) &&
> - (id->bInterfaceSubClass ==
> UISUBCLASS_PRINTER) &&
> - (id->bInterfaceProtocol ==
> UIPROTO_PRINTER_BI)) {
> + if ((id->bInterfaceClass ==
> UICLASS_PRINTER ||
> + id->bInterfaceClass == UICLASS_VENDOR)
> &&
> + (id->bInterfaceSubClass ==
> UISUBCLASS_PRINTER ||
> + id->bInterfaceClass ==
> UISUBCLASS_VENDOR) &&
> + (id->bInterfaceProtocol ==
> UIPROTO_PRINTER_BI)) {
> goto found;
> }
> }
>
> In the /usr/src/sys/dev/usb/usbdevs, I think there's a need to include the
> undefined TM-U220B.
>
> freebsd@generic:~ % diff -Nur /usr/src/sys/dev/usb/usbdevs.orig
> /usr/src/sys/dev/usb/usbdevs
> --- /usr/src/sys/dev/usb/usbdevs.orig 2022-03-21 19:42:20.999397000 +0800
> +++ /usr/src/sys/dev/usb/usbdevs 2022-04-01 01:21:31.361567000 +0800
> @@ -1941,6 +1941,7 @@
> product EPSON 2480 0x0121 Perfection 2480 scanner
> product EPSON 3590 0x0122 Perfection 3590 scanner
> product EPSON 4990 0x012a Perfection 4990 Photo scanner
> +product EPSON TMU220B 0x0202 TM-U220B
> product EPSON CRESSI_EDY 0x0521 Cressi Edy diving computer
> product EPSON N2ITION3 0x0522 Zeagle N2iTion3 diving computer
> product EPSON STYLUS_875DC 0x0601 Stylus Photo 875DC Card Reader
>
Here's the dmesg showing ulpt0 and ulpt1 respectively with my printers.
ugen1.5: <EPSON EPSON UB-U03II> at usbus1
ugen1.6: <Printer-58 USB Printing Support> at usbus1
ulpt0 on uhub1
ulpt0: <EPSON EPSON UB-U03II, class 0/0, rev 1.10/2.00, addr 5> on usbus1
ulpt0: using bi-directional mode
ulpt1 on uhub1
ulpt1: <Printer-58 USB Printing Support, class 0/0, rev 2.00/2.54, addr 6>
on usbus1
ulpt1: using bi-directional mode
ulpt1: offline
--00000000000099913005db827320
Content-Type: text/html; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
<div dir=3D"ltr"><div dir=3D"ltr"><br></div><br><div class=3D"gmail_quote">=
<div dir=3D"ltr" class=3D"gmail_attr">On Thu, Mar 31, 2022 at 7:52 PM Archi=
medes Gaviola <<a href=3D"mailto:archimedes.gaviola@gmail.com">archimede=
s.gaviola@gmail.com</a>> wrote:<br></div><blockquote class=3D"gmail_quot=
e" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204)=
;padding-left:1ex"><div dir=3D"ltr"><div dir=3D"ltr"><br></div><br><div cla=
ss=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr">On Sun, Mar 27, 20=
22 at 10:28 PM Archimedes Gaviola <<a href=3D"mailto:archimedes.gaviola@=
gmail.com" target=3D"_blank">archimedes.gaviola@gmail.com</a>> wrote:<br=
></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;=
border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr"><=
div dir=3D"ltr"><br></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" c=
lass=3D"gmail_attr">On Sun, Mar 27, 2022 at 5:05 PM Hans Petter Selasky <=
;<a href=3D"mailto:hps@selasky.org" target=3D"_blank">hps@selasky.org</a>&g=
t; wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0p=
x 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On 3/2=
7/22 07:55, Archimedes Gaviola wrote:<br>
> On Sat, Mar 12, 2022 at 4:41 PM Hans Petter Selasky <<a href=3D"mai=
lto:hps@selasky.org" target=3D"_blank">hps@selasky.org</a>> wrote:<br>
> <br>
>> On 3/12/22 08:07, Archimedes Gaviola wrote:<br>
>>> ugen1.5: <EPSON EPSON UB-U03II> at usbus1<br>
>>> ulpt1 on uhub1<br>
>>> ulpt1: <EPSON EPSON UB-U03II, class 0/0, rev 1.10/2.00, add=
r 5> on usbus1<br>
>>> device_attach: ulpt1 attach returned 12<br>
>><br>
>> 12 : man errno :<br>
>>=C2=A0 =C2=A0 =C2=A0 =C2=A0 12 ENOMEM Cannot allocate memory.<br>
>><br>
>> I guess the EPSON printer you've got is not compatible with ul=
pt<n><br>
>><br>
>> When printing, can you make sure that the length transferred is ne=
ver a<br>
>> multiple of 64 bytes?<br>
>><br>
>> Also, there might be a bug lurking in the USB host controller driv=
er,<br>
>> like already mentioned.<br>
>><br>
> <br>
> <br>
> Hi Hans,<br>
> <br>
> I just figured-out the ulpt(4) driver in my Epson printer while compar=
ing<br>
> with my Xprinter printer's USB device info. My Epson printer is pr=
oviding<br>
> vendor specific values of 255 in the bInterfaceClass and bInterfaceSub=
Class<br>
> respectively.<br>
> <br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 bInterfaceClass =3D 0x00ff=C2=A0 <Vendor=
specific><br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 bInterfaceSubClass =3D 0x00ff<br>
> <br>
> It should be a value of 7 for bInterfaceClass and a value of 1 in<br>
> bInterfaceSubClass.<br>
> <br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 bInterfaceClass =3D 0x0007=C2=A0 <Printe=
r device><br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 bInterfaceSubClass =3D 0x0001<br>
> <br>
> So, the ulpt_attach() routine below will break upon validation for<br>
> mismatched values in UICLASS_PRINTER and=C2=A0 UISUBCLASS_PRINTER.<br>
> <br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 } else {<br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 alt_index++;<br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 if ((id->bInterfaceClas=
s =3D=3D<br>
> UICLASS_PRINTER) &&<br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 (id->bInt=
erfaceSubClass =3D=3D<br>
> UISUBCLASS_PRINTER) &&<br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 (id->bInt=
erfaceProtocol =3D=3D<br>
> UIPROTO_PRINTER_BI)) {<br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 goto found;<br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 }<br>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 }<br>
> <br>
> What I did is temporarily replace these values in the USB definition. =
In<br>
> this case, how should the project handle this non-compliance USB devic=
es?<br>
> Though I will raise this to Epson if they could provide an updated fir=
mware.<br>
> <br>
> freebsd@generic:~ % diff -Nur /usr/src/sys/dev/usb/usb.h.orig<br>
> /usr/src/sys/dev/usb/usb.h<br>
> --- /usr/src/sys/dev/usb/usb.h.orig=C2=A0 =C2=A0 =C2=A02022-03-27 02:5=
5:01.319235000 +0800<br>
> +++ /usr/src/sys/dev/usb/usb.h=C2=A0 2022-03-27 02:57:10.608518000 +08=
00<br>
> @@ -459,8 +459,10 @@<br>
>=C2=A0 =C2=A0#define=C2=A0 =C2=A0 =C2=A0 =C2=A0 UICLASS_PHYSICAL=C2=A0 =
=C2=A0 =C2=A0 =C2=A0 0x05<br>
>=C2=A0 =C2=A0#define=C2=A0 =C2=A0 =C2=A0 =C2=A0 UICLASS_IMAGE=C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A00x06<br>
>=C2=A0 =C2=A0#define=C2=A0 =C2=A0 =C2=A0 =C2=A0 UISUBCLASS_SIC=C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 1=C2=A0 =C2=A0 =C2=A0 =C2=A0/* still image clas=
s */<br>
> -#define=C2=A0 =C2=A0 =C2=A0 =C2=A0 UICLASS_PRINTER=C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A00x07<br>
> -#define=C2=A0 =C2=A0 =C2=A0 =C2=A0 UISUBCLASS_PRINTER=C2=A0 =C2=A0 =
=C2=A0 1<br>
> +/* #define=C2=A0 =C2=A0 =C2=A0UICLASS_PRINTER=C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A00x07 */<br>
> +/* #define=C2=A0 =C2=A0 =C2=A0UISUBCLASS_PRINTER=C2=A0 =C2=A0 =C2=A0 =
1 */<br>
> +#define=C2=A0 =C2=A0 =C2=A0 =C2=A0 UICLASS_PRINTER=C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A00xff<br>
> +#define=C2=A0 =C2=A0 =C2=A0 =C2=A0 UISUBCLASS_PRINTER=C2=A0 =C2=A0 =
=C2=A0 0xff<br>
> <br>
> I can print now with ulpt(4) driver but need further testing for any i=
ssues.<br>
> <br>
> ugen1.5: <EPSON EPSON UB-U03II> at usbus1<br>
> ulpt0 on uhub1<br>
> ulpt0: <EPSON EPSON UB-U03II, class 0/0, rev 1.10/2.00, addr 5> =
on usbus1<br>
> ulpt_attach: setting alternate config number: 0<br>
> ulpt0: using bi-directional mode<br>
> <br>
<br>
Hi,<br>
<br>
I think you can just extend that piece of code to accept either value <br>
using a boolean OR, ||.<br></blockquote><div><br></div><br></div><div class=
=3D"gmail_quote">Hi Hans,</div><div class=3D"gmail_quote"><br></div><div cl=
ass=3D"gmail_quote">Ah okay, this is noted. I just thought it's not all=
owed. I already extended the code and on the way re-building the kernel.</d=
iv></div></blockquote><div><br></div><div><br></div><div>Hi Hans,</div><div=
><br></div><div>Here are the changes I've done in the /usr/src/sys/dev/=
usb/serial/ulpt.c source. This works both now with my Epson TM-U220B and Xp=
rinter printers. It can detect either or both in 14.0-CURRENT. So far I hav=
en't encountered any strange behavior while printing using this ulpt(4)=
driver.<br></div><div><br></div><div>freebsd@generic:~ % diff -Nur /usr/sr=
c/sys/dev/usb/serial/ulpt.c.orig /usr/src/sys/dev/usb/serial/ulpt.c<br>--- =
/usr/src/sys/dev/usb/serial/ulpt.c.orig =C2=A0 =C2=A0 2022-03-21 19:44:29.1=
78010000 +0800<br>+++ /usr/src/sys/dev/usb/serial/ulpt.c =C2=A02022-03-31 1=
6:57:53.317952000 +0800<br>@@ -495,6 +495,11 @@<br>=C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0USB_IFACE_SUBCLASS(UISUBCLASS_PRINTER),<br>=C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0USB_IFACE_PROTOCOL(UIPROTO_PRINTER_BI)},<br><br>+ =C2=A0 =C2=
=A0 =C2=A0 /* Bi-directional USB vendor specific */<br>+ =C2=A0 =C2=A0 =C2=
=A0 {USB_IFACE_CLASS(UICLASS_VENDOR),<br>+ =C2=A0 =C2=A0 =C2=A0 =C2=A0USB_I=
FACE_SUBCLASS(UISUBCLASS_VENDOR),<br>+ =C2=A0 =C2=A0 =C2=A0 =C2=A0USB_IFACE=
_PROTOCOL(UIPROTO_PRINTER_BI)},<br>+<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 /* 1284=
USB printer */<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 {USB_IFACE_CLASS(UICLASS_PRI=
NTER),<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0USB_IFACE_SUBCLASS(UISUBCLASS_P=
RINTER),<br>@@ -555,9 +560,11 @@<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 b=
reak;<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 } else {<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 alt_inde=
x++;<br>- =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 if ((id->bInterfaceClass =3D=
=3D UICLASS_PRINTER) &&<br>- =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 (id->bInterfaceSubClass =3D=3D UISUBCLASS_PRINTER) &&<br>=
- =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 (id->bInterfaceProtocol =
=3D=3D UIPROTO_PRINTER_BI)) {<br>+ =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 if ((id-=
>bInterfaceClass =3D=3D UICLASS_PRINTER ||<br>+ =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 id->bInterfaceClass =3D=3D UICLASS_VENDOR) &&am=
p;<br>+ =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 (id->bInterfaceSubC=
lass =3D=3D UISUBCLASS_PRINTER ||<br>+ =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 id->bInterfaceClass =3D=3D UISUBCLASS_VENDOR) &&<br>+=
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 (id->bInterfaceProtocol =
=3D=3D UIPROTO_PRINTER_BI)) {<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 goto found;<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 }<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 }<br></div><div><br></div><div>In the=20
/usr/src/sys/dev/usb/usbdevs, I think there's a need to include the und=
efined TM-U220B.<br></div><div><br></div><div>freebsd@generic:~ % diff -Nur=
/usr/src/sys/dev/usb/usbdevs.orig /usr/src/sys/dev/usb/usbdevs<br>--- /usr=
/src/sys/dev/usb/usbdevs.orig =C2=A0 2022-03-21 19:42:20.999397000 +0800<br=
>+++ /usr/src/sys/dev/usb/usbdevs =C2=A0 =C2=A0 =C2=A0 =C2=A02022-04-01 01:=
21:31.361567000 +0800<br>@@ -1941,6 +1941,7 @@<br>=C2=A0product EPSON 2480 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 0x0121 =C2=A0Perfection 2480 scan=
ner<br>=C2=A0product EPSON 3590 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 0=
x0122 =C2=A0Perfection 3590 scanner<br>=C2=A0product EPSON 4990 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 0x012a =C2=A0Perfection 4990 Photo scanner<=
br>+product EPSON TMU220B =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A00x0202 =C2=A0TM=
-U220B<br>=C2=A0product EPSON CRESSI_EDY =C2=A0 =C2=A0 =C2=A0 0x0521 =C2=A0=
Cressi Edy diving computer<br>=C2=A0product EPSON N2ITION3 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 0x0522 =C2=A0Zeagle N2iTion3 diving computer<br>=C2=A0product=
EPSON STYLUS_875DC =C2=A0 =C2=A0 0x0601 =C2=A0Stylus Photo 875DC Card Read=
er</div></div></div></blockquote><div><br></div></div><div class=3D"gmail_q=
uote"><br></div><div class=3D"gmail_quote"></div><div class=3D"gmail_quote"=
>Here's the dmesg showing ulpt0 and ulpt1 respectively with my printers=
.<br></div><div class=3D"gmail_quote"><br></div><div class=3D"gmail_quote">=
ugen1.5: <EPSON EPSON UB-U03II> at usbus1<br>ugen1.6: <Printer-58 =
USB Printing Support> at usbus1<br>ulpt0 on uhub1<br>ulpt0: <EPSON EP=
SON UB-U03II, class 0/0, rev 1.10/2.00, addr 5> on usbus1<br>ulpt0: usin=
g bi-directional mode<br>ulpt1 on uhub1<br>ulpt1: <Printer-58 USB Printi=
ng Support, class 0/0, rev 2.00/2.54, addr 6> on usbus1<br>ulpt1: using =
bi-directional mode<br>ulpt1: offline<br></div><div class=3D"gmail_quote"><=
br></div><div class=3D"gmail_quote"><br></div></div>
--00000000000099913005db827320--
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