On Saturday 29 December 2007 01:21, Andrew Steets wrote:
> Hello,
>
> I am playing with the cx18 driver with a WinTV-HVR 1600.
>
> I can't seem to get past the cpu firmware load. I added some debug
> statements to the driver to see where it was getting stuck.
>
> Occasionally I get errors loading the apu firmware. That looks like
> this:
>
> [ 1749.500856] cx18-0 info: Begin cx18_firmware_init
> [ 1749.504247] cx18-0 info: Begin load_apu_fw_direct
> [ 1749.513396] cx18-0 info: load segment a00000-a07fff
> [ 1749.523014] cx18-0 info: load segment ae0000-ae00ff
> [ 1749.523259] cx18-0 info: load segment b00000-b1a65f
> [ 1749.549837] cx18-0: Mismatch at offset 18134
>
> But usually it succeeds after retrying. That looks like this:
>
> [ 1751.045638] cx18-0 info: Begin cx18_firmware_init
> [ 1751.050283] cx18-0 info: Begin load_apu_fw_direct
> [ 1751.054884] cx18-0 info: load segment a00000-a07fff
> [ 1751.064483] cx18-0 info: load segment ae0000-ae00ff
> [ 1751.064564] cx18-0 info: load segment b00000-b1a65f
> [ 1751.099571] cx18-0: loaded v4l-cx23418-apu.fw firmware V00120000
> (141200 bytes)
>
> But then the cpu firmware load always fails with this message:
>
> [ 1752.595009] cx18-0 info: Begin load_fw_direct: v4l-cx23418-cpu.fw
> [ 1752.603761] cx18-0: Mismatch at offset 0
>
> (I added all the "Begin " messages)
>
> I believe I have the ESMT memory on the card and I am using the
> firmware link from the cx18 announce message.
>
> I tried with and with "#if 1" and "#if 0" at line 350 in
> cx-firmware.c and I get the same results either way. I also tried
> increasing the sleep from 500ms to 1500ms and still the same result.
> It always fails at offset 0 when validating the cpu firmware load.
Please update to the latest cx18 driver and try again. I received some
new timings for the memory, so perhaps this one works better. If not,
then please mail me the exact ESMT memory type used as printed on the
memory chips.
Regards,
Hans
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