On 07/13/2015 03:29 AM, 'Artur Festyn' via BeagleBoard wrote: > I am using pure xon xoff flow control. Modem doesn't have RTS CTS connected. > I have applied your http://www.spinics.net/lists/linux-omap/msg119478.html > but I am not sure if it is relevant. > I am just trying and trying to make it work.
The errors below seem like carrier loss. That patch is for a different driver, and I can't see how it would apply to this situation anyway. What baud rate are you trying to run s/w flow control at? Why not connect up RTS/CTS? Can you monitor the DCD output from the modem? Regards, Peter Hurley > 2015-07-13 8:27 GMT+01:00 Artur Festyn <fes...@googlemail.com > <mailto:fes...@googlemail.com>>: > > Hi Peter. > I have got proper communication. > I can start download, but something like that happens regulary: > > --2015-07-13 06:57:36-- (try: 2) > http://download.thinkbroadband.com/100MB.zip > Connecting to download.thinkbroadband.com > <http://download.thinkbroadband.com> (download.thinkbroadband.com > <http://download.thinkbroadband.com>)|80.249.9 > 9.148|:80... connected. > HTTP request sent, awaiting response... 206 Partial Content > Length: 104857600 (100M), 102175455 (97M) remaining [application/zip] > Saving to: '100MB.zip.1' > > 100MB.zip.1 5%[> ] 5.04M 5.58KB/s in > 7m 2s > > 2015-07-13 07:04:24 (6.04 KB/s) - Connection closed at byte 5289637. > Retrying. > > --2015-07-13 07:04:26-- (try: 3) > http://download.thinkbroadband.com/100MB.zip > Connecting to download.thinkbroadband.com > <http://download.thinkbroadband.com> (download.thinkbroadband.com > <http://download.thinkbroadband.com>)|80.249.9 > 9.148|:80... connected. > HTTP request sent, awaiting response... 206 Partial Content > Length: 104857600 (100M), 99567963 (95M) remaining [application/zip] > Saving to: '100MB.zip.1' > > 100MB.zip.1 7%[+ ] 7.55M 6.58KB/s in > 6m 46s > > 2015-07-13 07:11:14 (6.32 KB/s) - Connection closed at byte 7915442. > Retrying. > > --2015-07-13 07:11:17-- (try: 4) > http://download.thinkbroadband.com/100MB.zip > Connecting to download.thinkbroadband.com > <http://download.thinkbroadband.com> (download.thinkbroadband.com > <http://download.thinkbroadband.com>)|80.249.9 > 9.148|:80... connected. > HTTP request sent, awaiting response... 206 Partial Content > Length: 104857600 (100M), 96942158 (92M) remaining [application/zip] > Saving to: '100MB.zip.1' > > 100MB.zip.1 10%[+> ] 10.18M 6.49KB/s in > 7m 11s > > 2015-07-13 07:18:30 (6.25 KB/s) - Connection closed at byte 10676027. > Retrying. > > --2015-07-13 07:18:34-- (try: 5) > http://download.thinkbroadband.com/100MB.zip > Connecting to download.thinkbroadband.com > <http://download.thinkbroadband.com> (download.thinkbroadband.com > <http://download.thinkbroadband.com>)|80.249.9 > 9.148|:80... connected. > HTTP request sent, awaiting response... 206 Partial Content > Length: 104857600 (100M), 94181573 (90M) remaining [application/zip] > Saving to: '100MB.zip.1' > > 100MB.zip.1 12%[++++> ] > 12.89M 6.26KB/s in 7m 32s > > 2015-07-13 07:26:06 (6.14 KB/s) - Connection closed at byte 13520551. > Retrying. > > --2015-07-13 07:26:11-- (try: 6) > http://download.thinkbroadband.com/100MB.zip > Connecting to download.thinkbroadband.com > <http://download.thinkbroadband.com> (download.thinkbroadband.com > <http://download.thinkbroadband.com>)|80.249.99.148|:80... connected. > HTTP request sent, awaiting response... 206 Partial Content > Length: 104857600 (100M), 91337049 (87M) remaining [application/zip] > > > 2015-07-13 0:25 GMT+01:00 Peter Hurley <pe...@hurleysoftware.com > <mailto:pe...@hurleysoftware.com>>: > > Hi Jan, > > On 07/11/2015 06:30 PM, Jan Kinkazu wrote: > > HI all. > > Has anyone made setserial working on BBB? > > > > root@beaglebone:~# setserial -g /dev/ttyO[124] > > /dev/ttyO1, UART: undefined, Port: 0x0000, IRQ: 156 > > /dev/ttyO2, UART: undefined, Port: 0x0000, IRQ: 157 > > /dev/ttyO4, UART: undefined, Port: 0x0000, IRQ: 158 > > > > Why UART type is undefined? Why port is 0x0000? > > setserial has not been updated in a long time and so does not > understand newer > port types. If you look at the man page for the 'uart' parameter, > you'll > see the known values are quite limited compared to the current known > port types in <linux/serial_core.h> > > Nor does it understand memory-mapped port addresses. > > > Why any setserial command fail? > > > > root@beaglebone:~# setserial /dev/ttyO4 baud_base 115200 > > Cannot set serial info: Invalid argument > > The omap_serial driver does not allow port information to be changed > via setserial. > > Note that the 8250_omap driver new to Linux 3.19+ does. > > > I have got SIMCOM908 modem connected to UART4. > > UART is unresponsive once per 5-8 mins when downloading 100mb zip > file. > > I thought it is because the serial port is not set up properly. > > xon/xof are switched in ppp and in modem. > > You can set the tty baud rate with stty, like so: > > $ stty -F /dev/ttyO4 115200 > > Regards, > Peter Hurley -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. 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