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- =============================================================================
- MOXA UPort 1100 Series USB to Serial Hub Driver Installation Guide
- for Linux Kernel 2.4.20 and above
- Copyright (C) 2008, Moxa Inc.
- =============================================================================
- Date: 03/17/2008
- CONTENTS
- 0. Note
- 1. Introduction
- 2. System Requirements
- 3. Installation
- 3.1 Driver files
- 3.2 Device naming convention
- 3.3 Module driver configuration
- 3.4 Static driver configuration
- 3.5 Verify driver installation
- 4. Setserial
- 5. Troubleshooting
- -----------------------------------------------------------------------------
- 0. Note
- The MOXA UPort 1100 Series USB to Serial Hub driver can be used in the
- Linux kernel with the usbcore and usbserial modules. This two modules is
- built-in module in the Linux kernel version 2.4.x and follow.
- In the Linux kernel version, you must check this two build-in modules
- existed. Otherwise, you will fail to using MOXA UPort 1100 Series USB to
- Serial Hub driver.
- -----------------------------------------------------------------------------
- 1. Introduction
- The MOXA UPort 1100 Series USB to Serial Hub Linux driver supports following
- devices.
- - UPort 1110, 1 port RS-232 USB to Serial Hub.
- - UPort 1130, 1 port RS-422/485 USB to Serial Hub.
- - UPort 1150, 1 port RS-232/422/485 USB to Serial Hub.
- - UPort 1150I, 1 port RS-232/422/485 USB to Serial Hub with isolation
- protection.
- This driver supports x86 and x64(AMD64/EM64T) hardware platform. In
- order to maintain compatibility, this version has also been properly
- tested with several Linux distribution (see version.txt). However,
- if compatibility problem occurs, please contact Moxa Inc. technical
- support. (support@moxa.com)
- All the drivers are published in form of source code under
- GNU General Public License in this version. Please refer to GNU General
- Public License announcement in each source code file for more detail.
- This version of driver can be only installed as Loadable Module (Module
- driver). Before you install the driver, please refer to hardware installation
- procedure in the User's Manual.
- -----------------------------------------------------------------------------
- 2. System Requirements
- - Hardware platform: x86, x64
- - Kernel version: 2.4.20 and above
- - gcc version 3.x
- - kernel source
- -----------------------------------------------------------------------------
- 3. Installation
- 3.1 Driver files
- 3.2 Device naming convention
- 3.3 Module driver configuration
- 3.4 Static driver configuration
- 3.5 Verify driver installation
- 3.1 Driver files
- The driver file may be obtained from CD-ROM or floppy disk. The
- first step, is to copy driver file
- "driv_linux2.4_uport1p_vx.x_build_yymmddhh.tgz" into specified directory. e.g.
- /moxa. The execute commands as below.
- # cd /
- # mkdir moxa
- # cd /moxa
- # cp /dev/fd0/driv_linux2.4_uport1p_vx.x_build_yymmddhh.tgz
- # tar xvfz driv_linux2.4_uport1p_vx.x_build_yymmddhh.tgz
- or
- # cd /
- # mkdir moxa
- # cd /moxa
- # cp /mnt/cdrom/<driver directory>/driv_linux2.4_uport1p_vx.x_build_yymmddhh.tgz
- # tar xvfz driv_linux2.4_uport1p_vx.x_build_yymmddhh.tgz
- *Note: yy = year, mm = month, dd = day, hh = hour
- 3.2 Device naming convention
- You may find all the driver files in /<driver directory>/mxu1100_24.
- Following installation procedure depends on the model you'd like to
- run the driver.
- Dialin and callout port
- -----------------------
- This driver remains traditional serial device properties. Because the
- limitation of the usb build-in modules that are usbcore and usbserial,
- There is only one special file name for each serial port. This one is
- dial-in port which is named "ttyUSBxx".
- 3.3 Module driver configuration
- 3.3.1 Build the MOXA driver
- Before using the MOXA driver, you need compile the all the source
- code. This step is only need to be executed once.
- But you still re-compile the source code if you modify the source
- code.
- Find "Makefile" in /moxa/mxu1100_24/driver, then run
- # make clean; make install
- The driver files "mxu1100_24.o" will be properly compiled
- and copied to system directories respectively.
- 3.3.2 Load the MOXA driver
- The driver will be loaded automatically while pluging the
- UPort 1110/1130/1150/1150I into you PC. Besides, you can load the
- driver manually.
- # modprobe mxu1100_24
- It will activate the module driver. You may run "lsmod" to check
- if "mxu1100_24" is activated. Before you load this module driver,
- you have to run "lsmod" to check if "usbcore" and "usbserial" are
- activated.
- 3.4 Static driver configuration
- Note: To use static driver, you must install the linux kernel
- source package.
- 3.4.1 Check your Linux kernel source directory.
- For Red Hat 7.x user, you need to create link:
- # cd /usr/src
- # ln -s linux-2.4 linux
- 3.4.2 Create link
- # cd /usr/src/linux-2.4/drivers/usb/serial/
- # ln -s /moxa/mxu1100_24/driver/mxu1100_24.c mxu1100_24.c
- # ln -s /moxa/mxu1100_24/driver/mxu1100_24.h mxu1100_24.h
- # ln -s /moxa/mxu1100_24/driver/mxu1110_fw.h mxu1110_fw.h
- # ln -s /moxa/mxu1100_24/driver/mxu1130_fw.h mxu1130_fw.h
- # ln -s /moxa/mxu1100_24/driver/mxu1150_fw.h mxu1150_fw.h
- # ln -s /moxa/mxu1100_24/driver/mxu1151_fw.h mxu1151_fw.h
- 3.4.3 Modify kernel configuration file.
- Add the following line into configuration file.
- /usr/src/linux/drivers/usb/serial/Config.in
- dep_tristate ' MOXA UPort 1100 Driver' CONFIG_MOXA_UPORT_1100
- 3.4.4 Modify the kernel Makefile
- Add the following line into Makefile.
- /usr/src/linux/drviers/usb/serial/Makefile
- obj-$(CONFIG_MOXA_UPORT_1100) += mxu1100_24.o
- 3.4.5 Setup kernel configuration
- Configure the kernel:
- # cd /usr/src/linux
- # make mrproper
- # make menuconfig
- You will go into a menu-driven system. Please select [USB Support]
- [USB Serial Converter support], enable the [MOXA UPORT 1100 Driver]
- driver with "[*]" by pressing space bar for built-in
- (not "[M]"), then select [Exit] to exit this program.
- 3.4.6 Rebuild kernel
- The following are for Linux kernel rebuilding, for your
- reference only.
- For appropriate details, please refer to the Linux document.
- a. cd /usr/src/linux
- b. make clean /* take a few minutes */
- c. make dep /* take a few minutes */
- d. make bzImage /* take probably 10-20 minutes */
- e. make modules
- f. make install /* copy boot image to correct position */
- g. make modules_install
- h. Please make sure the boot kernel (vmlinuz) is in the
- correct position.
- i. If you use 'lilo' utility, you should check /etc/lilo.conf
- 'image' item specified the path which is the 'vmlinuz' path,
- or you will load wrong (or old) boot kernel image (vmlinuz).
- After checking /etc/lilo.conf, please run "lilo".
- Note that if the result of "make bzImage" is ERROR, then you have to
- go back to Linux configuration Setup. Type "make menuconfig" in
- directory /usr/src/linux.
- 3.5 Verify driver installation
- You may refer to /var/log/messages to check the latest status
- log reported by this driver whenever it's activated.
- -----------------------------------------------------------------------------
- 4. Setserial
- MOXA UPort 1130 provides three interfaces(RS-485 2W, RS-485 4W, RS-422) and
- UPort 1150/1150I provides four interfaces(RS-232, RS-485 2W, RS-485 4W,
- RS-422). If you want to switch different interface, you can execute the
- setserial command to set the port's interface. The supported parameter is
- listed below.
- parameter value interface
- port 0 RS-232
- 1 RS-485 2W
- 2 RS-422
- 3 RS-485 4W
- For example:
- To set the port's informations:
- # setserial /dev/ttyUSB0 port 1
- To get the port's informations:
- # setserial -G /dev/ttyUSB0
- -----------------------------------------------------------------------------
- 5. Limitation
- 1. Max. ports
- If you want to install more than one UPort USB serial Hub, the best
- way is to connect to USB port directly. In lab test, four USB ports
- with four UPort 1110/1130/1150/1150I still work very well. If we connect
- to USB hub, the throughput will be dropped down. To get good performance,
- please connecting UPort 1110/1130/1150/1150I to USB port directly .
- 2. Compile error
- To build Moxa driver, it needs kernel header files. If you got
- some compile error, please run "rpm -qa | grep kernel" to check
- whether the kernel-source package is installed properly. If not,
- please get the kernel-source irpm package and run "rpm -ivh <pacakge>"
- to install. You also need to make sure the build tool is ready,
- including make/gcc/lib. Please see Linux relative document to
- get more information.
- 3. Probe error
- The UPort 1110/1130/1150/1150I needs firmware downloaded after attaching
- to PC. Hence, the driver will reset the UPort 1110/1130/1150/1150I after
- downloading firmware and probe the UPort 1110/1130/1150/1150I again.
- After that, the UPort 1110/1130/1150/1150I will attach to the
- /dev/ttyUSBxx. Therefore, the message "mxu1_download_firmware - error
- downloading, -110" will show only once before successfully installing
- the device. You may refer to /dev/ttyUSBxx to see if the
- UPort 1110/1130/1150/1150I is set correctly.
- -----------------------------------------------------------------------------
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