I'll test again, but is seems that the serial port is a little
non-standard. I'm sure i's just a TIO settings issue and can be fixed.
By the way, without setting the owhttpd port, it may be difficult to
actually find the working web server's port.
On Sat, Jan 5, 2013 at 2:27 AM, Thorsten von Eicken <[email protected]>wrote:
> I'm having a strange issue getting owhttpd to work on a pc-engines WRAP
> board
> (an older x86 AMD geode board) using the std serial port and a LINK. I'm
> running
> OpenWRT. When I just run
> owhttpd -d /dev/ttyS0 --debug
> it hangs (see below). But if I then run minicom I can get to the LINK just
> fine
> (e.g. I can type h to get the help). If I then ctrl-a Q out of minicom
> (exit
> without resetting the modem) then the same owhttpd command works great. If
> I run
> minicom again and exit normally having it reset the modem then owhttpd
> fails
> again. This is 100% reproducible. Any ideas as to what could be up here?
>
> Linux version 3.3.8 (blogic@buildserver-1) (gcc version 4.6.3 20120201
> (prerelease) (Linaro GCC 4.6-2012.02) ) #1 Tue Nov 13 14:26:41 UTC 2012
> root@OpenWrt:~# owhttpd --version
> owhttpd version:
> 2.8p13
> libow version:
> 2.8p13
>
> Here's the output when owhttpd fails:
>
> root@OpenWrt:~# owhttpd -d /dev/ttyS0 --debug
> CONNECT: owhttpd.c:main(75) owhttpd will use an ephemeral port
> DEBUG: ow_daemon.c:EnterBackground(166) main thread id = 3078366864
> CONNECT: ow_avahi_link.c:OW_Load_avahi_library(72) No Avahi support.
> Library
> libavahi-client couldn't be loaded
> CONNECT: ow_dnssd.c:OW_Load_dnssd_library(136) Zeroconf/Bonjour is disabled
> since dnssd library isn't found
> CALL: ow_parsename.c:FS_ParsedName_anywhere(95) path=[]
> DEBUG: owlib.c:SetupTemperatureLimits(79) Globals temp limits 0C 100C
> (for
> simulated adapters)
> DEBUG: ow_ds9097U.c:DS2480_initialize_repeatedly(267) Attempt #0 to
> initialize
> the DS9097U
> DEBUG: ow_ds9097U.c:DS2480_big_reset_serial(356) Send the initial reset
> to the
> bus master.
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> CONNECT: ow_tcp_read.c:tcp_read(110) TIMEOUT after 0 bytes
> DEBUG: ow_ds9097U.c:DS2480_configuration_read(434) wrong response (B7
> not 00)
> DEBUG: ow_ds9097U.c:DS2480_set_baud_control(449) Failed first attempt at
> resetting baud rate of bus master /dev/ttyS0
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> CONNECT: ow_tcp_read.c:tcp_read(110) TIMEOUT after 0 bytes
> DEBUG: ow_ds9097U.c:DS2480_configuration_read(434) wrong response (B7
> not 00)
> DEBUG: ow_ds9097U.c:DS2480_set_baud_control(454) Failed second attempt at
> resetting baud rate of bus master /dev/ttyS0
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> CONNECT: ow_tcp_read.c:tcp_read(110) TIMEOUT after 0 bytes
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> CONNECT: ow_tcp_read.c:tcp_read(110) TIMEOUT after 0 bytes
> DEBUG: ow_ds9097U.c:DS2480_configuration_read(434) wrong response (B7
> not 00)
> DEBUG: ow_ds9097U.c:DS2480_set_baud_control(449) Failed first attempt at
> resetting baud rate of bus master /dev/ttyS0
> ...
>
> Here's the output when it succeeds:
> root@OpenWrt:~# owhttpd -d /dev/ttyS0 --debug
> CONNECT: owhttpd.c:main(75) owhttpd will use an ephemeral port
> DEBUG: ow_daemon.c:EnterBackground(166) main thread id = 3077707408
> CONNECT: ow_avahi_link.c:OW_Load_avahi_library(72) No Avahi support.
> Library
> libavahi-client couldn't be loaded
> CONNECT: ow_dnssd.c:OW_Load_dnssd_library(136) Zeroconf/Bonjour is disabled
> since dnssd library isn't found
> CALL: ow_parsename.c:FS_ParsedName_anywhere(95) path=[]
> DEBUG: owlib.c:SetupTemperatureLimits(79) Globals temp limits 0C 100C
> (for
> simulated adapters)
> DEBUG: ow_ds9097U.c:DS2480_initialize_repeatedly(267) Attempt #0 to
> initialize
> the DS9097U
> DEBUG: ow_ds9097U.c:DS2480_big_reset_serial(356) Send the initial reset
> to the
> bus master.
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
> DEBUG: ow_tcp_read.c:tcp_read(64) attempt 1 bytes Time: 5.000000 seconds
> DEBUG: ow_tcp_read.c:tcp_read(114) read: 1 - 0 = 1
>
>
>
>
>
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