usb/128115: USB-RS232 circuets on chip PL2303HX no correct detemine
uplcom as PL2303
Borodin Oleg
ziggi at inbox.ru
Wed Oct 15 10:30:02 UTC 2008
>Number: 128115
>Category: usb
>Synopsis: USB-RS232 circuets on chip PL2303HX no correct detemine uplcom as PL2303
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: freebsd-usb
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: change-request
>Submitter-Id: current-users
>Arrival-Date: Wed Oct 15 10:30:01 UTC 2008
>Closed-Date:
>Last-Modified:
>Originator: Borodin Oleg
>Release: 6.3; 6.4-RC1
>Organization:
>Environment:
FreeBSD eee.home 6.4-RC1 FreeBSD 6.4-RC1 #0: Sat Oct 11 23:12:39 EEST 2008 ziggi at eee.home:/usr/src64/sys/i386/compile/EEE01 i386
>Description:
PL2303HX USB-RS232 chips (may be only some chips?) return not updated product&release information on usb, where determine uplcom as PL2303.
I tested in 2 cables on this chip.
>How-To-Repeat:
>Fix:
Patch attached. uplcom determine and work as with PL2303X. Test in speed 9600-115200bps (Cisco, Notrel circuits) - in this speed work ok.
Patch attached with submission follows:
--- ./sys/dev/usb/uplcom.c.orig 2008-10-04 10:23:55.000000000 +0300
+++ ./sys/dev/usb/uplcom.c 2008-10-14 07:56:45.000000000 +0300
@@ -243,6 +243,10 @@
/* ST Lab USB-SERIAL-4 */
{ USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303,
0x300, TYPE_PL2303X },
+ /* ST Lab USB-SERIAL-4 */
+ { USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303,
+ 0x400, TYPE_PL2303X },
+
/* IOGEAR/ATEN UC-232A (also ST Lab USB-SERIAL-1) */
{ USB_VENDOR_PROLIFIC, USB_PRODUCT_PROLIFIC_PL2303, -1, TYPE_PL2303 },
/* HAMLET exagerate XURS232 */
>Release-Note:
>Audit-Trail:
>Unformatted:
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