Re: What is SAM value? "ieee802154 phy0 wpan0: SAM value 0x3 not supported"

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On Mon, Jul 27, 2015 at 05:55:27PM +0200, Baptiste Clenet wrote:
> 2015-07-27 17:13 GMT+02:00 Baptiste Clenet <bapclenet@xxxxxxxxx>:
> >>> Then forget that and make some at86rf230 driver debug messages. See
> >>> "print_hex_dump" [0]. Add this add skb->data in at86rf230_xmit and
> >>> at86rf230_rx_read_frame_complete (but after the skb is filled with data,
> >>> otherwise it makes no sense).
> >>>
> >>> This will allow us to see what's the lowest layer is. If the transmit
> >>> side looks correct, but receive side looks weird then I suppose
> >>> something is wrong again with your spi setup.
> >>>
> >>> The reason is that we get the lowest dump of the transmitted and
> >>> received buffer and nobody touched that buffer then.
> >
> > I dump the packet in at86rf230_xmit and
> > at86rf230_rx_read_frame_complete (just before
> > ieee802154_rx_irqsafe(lp->hw, skb, lqi)). This is wireshark analyse of
> > the two packets. The first one is correct and comes from the sender,
> > the second is from the receiver (I manually created the hex dump file)
> > which is wrong! So something seem to occur when the frame goes to the
> > transceiver.

ah, sorry I misunderstood you. So you have capture the raw data for
transmit and receiving and it differs. Then I have still no idea what's
wrong on your side. :-)

- Alex
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