It seems like your kernel is not handling the serial to usb converter
properly.

Do you have a kernel version greater than 2.4.10?

Please, for testing use the 'tester' app than comes with the towitoko
driver.

Carlos.
--- Camus Moire <cmafm-koeln.de> wrote:
>
> Hello,
>
> well, compiling towitokos-driver
>
> ./configure --prefix=/usr \
> --with-pcsc-lite-dir=/usr \
> --enable-usb \
> --enable-debug=3 \
> --mandir=/usr/share/man
>
> and compiling pcsc-lite with
>
> ./configure --prefix=/usr \
> --mandir=/usr/share/man \
> --enable-usb \
> --enable-daemon \
> --enable-syslog \
> --enable-threadsafe \
> --enable-debug \
> --sysconfdir=/etc
>
> and starting my rc script
>
> rcpcscd start
> start)
> echo -n "Starting pcscd"
> startproc /usr/sbin/pcscd || return=$rc_failed
> echo -e "$return"
> ;;
>
> this happens
>
> pcscd: Warning couldn't open config file /etc/reader.conf.
> pcscd: pcscdaemon.c 202: main: PC/SC Lite Daemon Ready.
> casa pcscd: readerfactory.c 1054: RFInitializeReader: Attempting
> startup of Towitoko Chipdrive USB 0 0.
> casa pcscd: readerfactory.c 829: RFBindFunctions: Loading IFD Handler
> 2.0
> casa kernel: usb-uhci.c: interrupt, status 3, frame# 1390
> casa kernel: usb.c: USB disconnect on device 2
> casa kernel: usbserial.c: PL-2303 converter now disconnected from
> ttyUSB0
> casa kernel: Unable to handle kernel NULL pointer dereference at
> virtual address 00000000
> casa kernel: printing eip:
> casa kernel: c6cd00c4
> casa kernel: *pde = 00000000
> casa kernel: Oops: 0000
> casa kernel: CPU: 0
> casa kernel: EIP:
>
0010:[parport_pc:__insmod_parport_pc_O/lib/modules/2.4.16_hm_mp/kernel/drive+-9633596/96]
> Tainted: P
> casa kernel: EFLAGS: 00010206
> casa kernel: eax: 00000000 ebx: 00000000 ecx: 00000000 edx:
> ffffff92
> casa kernel: esi: 00000003 edi: c6d77420 ebp: 00000ca9 esp:
> c9f5fe6c
> casa kernel: ds: 0018 es: 0018 ss: 0018
> casa kernel: Process pcscd (pid: 15076, stackpage=c9f5f000)
> casa kernel: Stack: 00000022 00000021 00000003 00000000 00000000
> 00000000 00000064 00000000
> casa kernel: c6d77400 c6cd06cb 00000000 00000003 c6d77420
> c6d77400 c80d5bf0 c80d5000
> casa kernel: d3cd24a0 c6c78927 c6d77420 c9f5fee0 c9f5fee0
> 00000002 c01a1fa0 c80d5000
> casa kernel: Call Trace:
>
[parport_pc:__insmod_parport_pc_O/lib/modules/2.4.16_hm_mp/kernel/drive+-9632053/96]
>
[parport_pc:__insmod_parport_pc_O/lib/modules/2.4.16_hm_mp/kernel/drive+-9991897/96]
> [change_termios+368/396] [set_termios+383/396] [n_tty_ioctl+257/1200]
>
> casa kernel: [tty_ioctl+1235/1256] [sys_ioctl+685/756]
> [system_call+51/56]
> casa kernel:
> casa kernel: Code: 8b 11 c1 e2 08 89 d0 0d 00 00 00 04 83 79 04 01 0f
> 45 c2 0d
> casa kernel: <6>hub.c: USB new device connect on bus1/2, assigned
> device number 3
> casa kernel: usbserial.c: PL-2303 converter detected
> casa kernel: usbserial.c: PL-2303 converter now attached to ttyUSB0
> (or usb/tts/0 for devfs)
>
>
> pl2303 and usbserial is already loaded by hotplug at booting time.
>
> Some tries befor - also without success. I got this messages
>
> casa pcscd: Warning couldn't open config file /etc/reader.conf.
> pcscd: pcscdaemon.c 202: main: PC/SC Lite Daemon Ready.
> pcscd: readerfactory.c 1054: RFInitializeReader: Attempting startup
> of Towitoko Chipdrive USB 0 0.
> pcscd: readerfactory.c 829: RFBindFunctions: Loading IFD Handler 2.0
>
> kernel: usb-uhci.c: interrupt, status 3, frame# 1894
> kernel: usb.c: USB disconnect on device 2
> kernel: usbserial.c: PL-2303 converter now disconnected from ttyUSB0
> kernel: hub.c: USB new device connect on bus1/1, assigned device
> number 3
> kernel: usbserial.c: PL-2303 converter detected
> kernel: usbserial.c: PL-2303 converter now attached to ttyUSB0 (or
> usb/tts/0 for devfs)
> pcscd: readerfactory.c 1084: RFInitializeReader: Open Port 200000
> Failed
> pcscd: readerfactory.c 192: RFAddReader: Towitoko Chipdrive USB init
> failed.
>
> and my box freezed.
>
>
> Maybe this is all SMP conditionally ?
>
> Thanks for your fast response,
>
> Camus Moire
>
> PS: threadsafe - should be enabled, right ??
>
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