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conga-QMX6 User's Guide

1. next generation high speed Serialized I O bus PCI Express Lane One PCI Express Lane is a set of 4 signals that contains two differential lines for transmitting and two differential lines for Receiving Clocking information is embedded into the data stream LTIB Linux Target Image Builder PCI Express Mini Card PCI Express Mini Card add in card is a small size unique form factor optimized for mobile computing platforms eMMC Embedded Multi Media Card is a non volatile memory system which frees the processor from low level flash memory management SDIO card SDIO Secure Digital Input Output is a non volatile memory card format developed for use in portable devices USB Universal Serial Bus SATA Serial AT Attachment serial interface standard for hard disks HDA High Definition Audio HDMI High Definition Multimedia Interface HDMI supports standard enhanced or high definition video plus multi channel digital audio on a single cable BSP Board Support Package OTP One Time Programmable USB OTG USB On The Go A USB specification that allows USB devices to act as host SPI Bus Serial Peripheral Interface is a synchronous serial data link standard named by Motorola that operates in full duplex mode IOMUX Input Output Multiplexer GbE Gigabit Ethernet LVDS Low Voltage Differential Signaling Copyright 2013 congatec AG QMxX6ms02 6 52 p congatec the rhythm of embedded computing Contents 1 INTRODUC TION sisesisnssnoirennnan
2. Use the absolute path of the rootfs e Save the file e Make the changes effective by issuing the command sudo exportfs a The folder is now accessible 2 4 3 Transfer Rootfs To Micro SD Card After Itib installation a root file system is generated in the LTIB FOLDER Follow the steps below to transfer rootfs to micro SD card e Get build and install essential sources packages cd HOME 1tib 1tib m prep p e2fsprogs Copyright 2013 congatec AG QMxX6ms02 24 52 p congatec the rhythm of embedded computing ltib m scbuild p e2fsprogs ltib m scdeploy p e2fsprogs ltib m prep p util linux ltib m scbuild p util linux ltib m scdeploy p util linux A A A A A e Create a file boot scr touch boot scr e Copy the following commands to the boot scr file set bootargs bootargs root dev mmcblkOp1 rootwait rw fixrtc ext2load mmc disk 1 10800000 boot uImage amp amp bootm 10800000 echo Error loading Kernel image This configures the system to boot from micro SD card If micro SD card and eMMC are present on the board then the bootarg variables for micro SD card and eMMC are mmcblkO and mmcblk1 respectively e Execute the bootscriptPrep sh script located in Itib_pkg tools folder The script and the boot scr file must be in the same folder bootscriptPrep sh After execution the 6q_bootscript file is generated e Copy the file 6q_bootscript generated in the working d
3. This will take a long time to complete installation In the configuration window e Select platform choice Freescale iMX reference boards Use the arrow key to select Exit and hit Enter File Edit View Search Terminal Help GNU Linux Target Image Builder s Platform Selection Arrow keys navigate the menu lt Enter gt selects submenus gt Highlighted letters are hotkeys Pressing lt Y gt selectes a feature while lt N gt will exclude a feature Press lt Esc gt lt Esc gt to exit lt gt for Help Legend feature is selected feature is excluded latform choice Freescale iMX reference boards oad an Alternate Configuration File S ve Configuration to an Alternate File lt Exit gt lt Help gt e Select Yes to save the configuration file Do you wish to save your new configuration lt No gt Copyright 2013 congatec AG QMxX6ms02 E congatec the rhythm of embedded computing 15 52 p congatec the rhythm of embedded computing e Under Choose the platform type use the down arrow key to highlight selection option Hit Enter to select the platform type File Edit View Search Terminal Help Freescale GNX development platforns Arrow keys navigate the menu lt Enter gt selects submenus gt Highlighted letters are hotkeys Pressing lt Y gt selectes a feature while lt N gt will exclude a feature Press lt Esc gt lt Esc gt to exit lt gt for Help Legen
4. Choose your Kernel ernel Linux 3 0 35 imx gt lways rebuild the kernel lt Exit gt lt Help gt e Select Exit and save the configuration Do you wish to save your new configuration lt No gt At this point the Ltib enviroment is built The next step is the kernel and u boot preparation Copyright 2013 congatec AG QMxX6ms02 19 52 p congatec the rhythm of embedded computing 2 3 Kernel and U boot Preparation At this point the LTIB environment is built The next step is to prepare the kernel and u boot The kernel and u boot sources will be cloned from the git server to the local machine 2 3 1 Prepare Kernel e Check out the kernel sources from the LTIB packages cd lt ltib path gt ltib p kernel m prep e Get the congatec source code branch cd rpm BUILD 1inux 3 0 35 mv gitsaved git git remote add cgt_imx_3 0 35_4 1 0 1 https git congatec com arm qmx6_kernel git git fetch cgt_imx_3 0 35_4 1 0 1 git checkout track cgt_imx_3 0 35_4 1 0 1 cgt_imx_3 0 35_4 1 0 1 TA A A A A e Currently the kernel for conga QMX6 can not be built directly with LTIB To build a kernel for conga QMX6 adjust the kernel source as shown below cd lt 1tib path gt mv config platform imx imx6_defconfig dev imx6_devconfig dev bak cp rpm BUILD linux 3 0 35 arch arm configs qmx6_defconfig config platform imx imx6_defconfig dev e Rebuild the modified kernel source ltib p
5. arrow key to choose the board for u boot Hit Enter to select the board for u boot Copyright 2013 congatec AG Search Terminal Help Freescale GNX6x Based Boards Arrow keys navigate the menu lt Enter gt selects submenus gt Highlighted letters are hotkeys Pressing lt Y gt selectes a feature while lt N gt will exclude a feature Press lt Esc gt lt Esc gt to exit lt gt for Help Legend feature is selected feature is excluded Toolchain selection oolchain ARM gcc 4 6 2 multilib neon optimized gnueabi egli 02 march armv7 a mfpu vfpv3 mfloat abi softfp nter any CFLAGS Choose your bootloader for U Boot ootloader u boot gt Choose your board for u boot Choose your Kernel v lt Exit gt lt Help gt QMxX6ms02 E congatec the rhythm of embedded computing 18 52 p congatec the rhythm of embedded computing e Select mx6q_sabresd and hit Enter Freescale iNX6X Based Boards Arrow keys navigate the menu lt Enter gt selects submenus gt Highlighted letters are hotkeys Pressing lt Y gt selectes a feature while lt N gt will exclude a feature Press lt Esc gt lt Esc gt to exit lt gt for Help Legend feature is selected feature is excluded St eee 02 march armv7 a mfpu vfpv3 mfloat abi softfp nter any CFLAGS Choose your bootloader for U Boot ootloader u boot gt Choose your board for u boot i
6. carrier board has been created there is the ability to diversify the product range through the use of different performance class Qseven modules Simply unplug one module and replace it with another no need to redesign the carrier board This document describes the features available on the Qseven evaluation carrier board Additionally the schematics for the Qseven evaluation carrier board can be found on the congatec website Board Support Package congatec AG provides developers with various BSPs as startup framework for building applications that run on conga QMX6 The BSPs offered are linux android and WEC7 The linux and android BSPs are provided directly by congatec while the WEC7 is provided via Adeneo Embedded The WEC7 BSP and documentation can be obtained from Adeneo Embedded at http www adeneo embedded com Products Board Support Packages Congatec conga QMX6 BSPs The linux and android BSPs are based on u boot bootloader and the linux kernel The build environments for the linux BSP are the Freescale Linux Target Image Builder LTIB and the Yocto project congatec supports the following development hosts Ubuntu 11 04 for LTIB and android Ubuntu 12 04 for Yocto project These distributions are tested and verified as suitable for conga QMX6 Copyright 2013 congatec AG QMxX6ms02 8 52 p congatec the rhythm of embedded computing 2 LTIB Based Linux BSP This section describes how to set up the development platform and
7. commands cp patches patch_ltibutils patch lt ltib path gt This copies the patch to the LTIB directory cd lt ltib path gt patch p1 lt patch_ltibutils patch The patch_1ltibutils patch is in the 1ltib_pkg patches directory e Go to section 3 1 2 1 to complete the LTIB installation Step 2 Edit File Manually e Open the file for editing sudo nano lt 1ltib path gt bin Ltibutils pm e Inthe lt ltib path gt bin Ltibutils pmfile search for the app_checks variable definition e Below the glibc gt ldd version 2 gt dev nul1 line replace the following lines glibc devel gt sub f usr lib libm so f usr 1ib64 libm so f usr 1lib32 libm so f usr lib x86 64 Linux gnu libm so f usr 1ib i386 linux gnu libm so with the following lines glibc devel gt sub f usr lib libm so f usr 1ib64 libm so f usr 1lib32 libm so f usr 1ib x86_64 linux gnu libm so f usr lib i386 lLinux gnu libm so f usr 1ib64 1libz so e Search for the line glob 1ib64 libz so e Below this line insert glob 1ib i386 linux gnu libz so for 32 bit system Or glob 1lib x86_64 lLinux gnu libz so for 64 bit system e Go to section 3 1 2 1 to complete the LTIB installation Copyright 2013 congatec AG QMX6ms02 14 52 2 2 3 Complete LTIB Installation To build the Itib enviroment execute cd lt ltib path gt 1tib
8. f RGB666 bootargs console ttymxc1 115200 bootargs base setenv bootargs bootargs video mxcfb0 dev vid_devO video mxcfb1 dev vid_dev1 bootargs_mmc setenv bootargs bootargs rootwait enable _wait_mode on bootargs nfs setenv bootargs bootargs root dev nfs ip dhcp nfsroot serverip nfsroot v3 tcp enable_wait_mode of f bootcmd_net dhcp run bootargs base bootargs nfs bootm bootcmd_mmc run bootargs base bootargs mmc for disk in 1 2 do mmc dev disk for fs in fat ext2 do fs load mmc disk 1 10008000 6q_bootscript amp amp source 10008000 done done bootcmd run bootcmd_mmc clearenv sf probe 1 amp amp sf erase Oxc0000 Ox2000 amp amp echo restored environment to factory default upgradeu for disk in 0 1 2 do mmc dev disk for fs in fat ext2 do fs load mmc disk 1 10008000 6q_upgrade amp amp source 10008000 done done bootfile _BOOT FILE PATH _IN TFTP nfsroot _ROOTFS PATH_IN_NFS stdin serial stdout serial stderr serial ethact FECO During the boot process the bootloader evaluates the bootcmd variable and executes it In particular the script that is stored in bootcmd_ mmc variable will be executed It is used to setup the kernel command line parameters via run bootargs_base bootargs_mmc and to enumerate through the disks in order to find and to execute the 6q_bootscript Copyright 2013 congatec AG QMxX6ms02 43 52 p congatec the rhythm of embedded
9. fdisk input sudo mkfs ext3 j dev mmcb1lkip1l sudo mount dev mmcblkip1 mnt sudo tar xjvf fsl image gui cgtqmx6 xxxxxxXxXxXxXxxxx tar bz2 C mnt sync TA FAA AA HFA AA A Shutdown the system and remove the microSD card 3 3 U boot To flash the conga QMX6 use the manufacturing tool and the file u boot bin located in yocto build_cgtqmx6 tmp deploy images cgtqmx6 See section 5 3 5 Updating the Bootloader for more information Copyright 2013 congatec AG QMxX6ms02 34 52 p congatec the rhythm of embedded computing 4 Android 4 1 Development Platform To develop software for conga QMX6 an x86 based Linux system with installed cross compile toolchain is necessary This can either be a dedicated system or a virtual machine that boots and runs Linux A physical PC installed with Ubuntu 11 04 is however preferred to a virtual machine A gt Note The conga QMX6 supports Ubuntu 11 04 as development host The host should have a serial port to access the debug console and an SD card reader to create bootable SD card 4 1 1 Update sources list and Latest Packages Follow the steps in section 2 1 1 and 2 1 2 to update the sources list file and the packages respectively 4 1 2 Install the Sun Java6 SDK sudo apt get purge openjdk sudo apt get autoremove sudo add apt repository ppa ferramroberto java sudo apt get update sudo apt get install sun java6 jre sun java6 plugin sun java6 fonts During the instal
10. feature is excluded Choose the platform type S lection imx6q gt Choose the packages profile Selection use packages in preconfig Min profile oad an Alternate Configuration File S ve Configuration to an Alternate File Eee Sine Search Terminal Help Freescale i NX development plattorns Selection Use the arrow keys to navigate this window or press the hotkey of the item you wish to select followed by the lt SPACE BAR gt Press lt gt for additional information about this option inimum bootable root filesystem est and Development packages ll supported packages SL gnome release package fg firmware profile lt Help gt Copyright 2013 congatec AG QMxX6ms02 17 52 e Select Exit and save the configuration This brings you to the main LTIB configuration screen Terminal Help Freescale iNX6x Based Boards Arrow keys navigate the menu lt Enter gt selects submenus gt Highlighted letters are hotkeys Pressing lt Y gt selectes a feature while lt N gt will exclude a feature Press lt Esc gt lt Esc gt to exit lt gt for Help Legend feature is selected feature is excluded mx6q Platfor LTIB settings Sys em features gt Choose the target C library type arget C library type glibc gt library package from toolchain only gt oolchain component options gt Toolchain selection Scroll down with the
11. integrates all the core components of a common PC and is mounted onto an application specific carrier board Qseven modules have a standardized form factor of 70mm x 70mm and a specified pinout based on the high speed MXM system connector The pinout remains the same regardless of the vendor The Qseven module provides the functional requirements for an embedded application These functions include but are not limited to graphics sound mass storage network interface and multiple USB ports A single ruggedized MXM connector provides the carrier board interface to carry all the I O signals to and from the Qseven module This MXM connector is a well Known and proven high speed signal interface connector that is commonly used for high speed PCI Express graphics cards in notebooks Carrier board designers can utilize as little or as many of the I O interfaces as deemed necessary The carrier board can therefore provide all the interface connectors required to attach the system to the application specific peripherals This versatility allows the designer to create a dense and optimized package which results in a more reliable product while simplifying system integration The Qseven evaluation carrier board provides carrier board designers with a reference design platform and the opportunity to test all the Qseven I O interfaces available and then choose what are suitable for their application Qseven applications are scalable which means once a
12. kernel m scbuild e Install the kernel in the root filesystem ltib p kernel m scdeploy Copyright 2013 congatec AG QMX6ms02 20 52 p congatec the rhythm of embedded computing 2 3 1 1 Update the Kernel Source Code It is optional to update the kernel source code To update the kernel source code follow the steps below e Fetch the sources from congatec git server cd HOME 1Ltib rpm BUILD 1linux 3 0 35 git checkout cgt_imx_3 0 35 4 1 0 1 git pull e Rebuild the kernel 1tib p kernel m scbuild ltib p kernel m scdeploy 2 3 2 Prepare U boot e Check out the u boot sources from the LTIB packages cd lt ltib path gt ltib m prep p u boot e Get the congatec source code branch cd HOME 1tib rpm BUILD u boot 2009 08 mv gitsaved git git remote add cgt_imx_3 0 35 1 1 0 https git congatec com arm qmx6_uboot git git fetch cgt_imx_3 0 35 1 1 0 git checkout track cgt_imx_3 0 35_1 1 0 cgt_imx_3 0 35_1 1 0 e Build the u boot TA A A A A make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi distclean make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 lLinaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi cgt_qmx6_config partnumber PNOxxxxx make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl l
13. myandroid out target product qmx6 sudo dd if boot img of dev sdX1 sync sudo dd if system img of dev sdX5 sync sudo dd if recovery img of dev sdX2 sync sudo dd if userdata img of dev sdX4 sync TA A A A AA A 4 1 11 U Boot e Flash the conga QMX6 with the manufacturing tool and the file u boot bin located in HOME myandroid bootable bootloader uboot imx See section 5 3 5 Updating the Bootloader for more information e Now press any key to stop the bootloader s auto boot Copy the lines below to the command prompt and hit Enter setenv bootcmd run bootargs_base booti mmcQ setenv bootargs base setenv bootargs bootargs video mxcfb0 dev vid_dev 0 vmalloc 400M_ fbmem 28M androidboot console ttymxc1 ldo_active enable enable_wait_mode off ldo_active on androidboot hardware congatec save boot This sets the appropriate environment variables Copyright 2013 congatec AG QMX6ms02 38 52 p congatec the rhythm of embedded computing 5 Boot Process The conga QMX6 boot process starts at Power On Reset POR where the processor executes the code in the boot ROM In normal operation in contrast to the alternative boot mode the Boot ROM uses the state of the BOOT_MODE register and eFUSEs of the processor to determine the boot device The i MX6 boot eFUSEs on conga QMX6 are preconfigured to fetch the bootloader from the onboard SPI flash The bootloader after loading executes and performs basic system init
14. o gt Note The configuration above assumes the final system has both micro SD and eMMC onboard bootarg variable root dev mmcb1k1p1 e Execute the bootscriptPrep sh script bootscriptPrep sh This generates the 6q_bootscript required for the SD card e Rename the 6q_bootscript created above and copy the renamed script to rootfs mv 6q_bootscript 6q_bootscript_emmc cp 6q_bootscript_emmc HOME rootfs Copyright 2013 congatec AG QMxX6ms02 26 52 Ey congatec the rhythm of embedded computing Step 3 e Unmount the device if mounted and transfer the files to micro SD card sudo umount dev sdX Replace the character X with the character for your device sudo sdprep sh d dev sdX Boot up the system After system boot up clear the master boot record of the target device and create a valid partition dd if dev zero of dev mmcblk1 bs 512 count 1000 conv fsync clear the MBR of the target device sfdisk force uM dev mmcblk1 lt lt EOF 10 83 EOF create valid partition e Create filesystem and mount the filesystem mkfs ext3 j dev mmcblkip1 mkdir mnt emmc mount dev mmcblk1p1 mnt emmc e Copy image cd tar xvf rootfs qmx6 tgz C mnt emmc cp 6q_bootscript_emmc mnt emmc 6q_bootscript sync Step 4 TA A A OF This step is only required if the final system uses both eMMC and micro SD card as storage devices Skip this step if the final system does not use micro SD card as st
15. qseven standard org Low Pin Count Interface Specification Revision 1 0 LPC http developer intel com design chipsets industry lpc htm Universal Serial Bus USB Specification Revision 2 0 http www usb org home Serial ATA Specification Revision 1 0a http www serialata org PCI Express Base Specification Revision 2 0 http www pcisig com specifications Freescale website http www freescale com Copyright 2013 congatec AG QMxX6ms02 52 52
16. the readme file included in the bootloader patch To rebuild the bootloader with the development environment e Check out the u boot sources from the LTIB packages cd lt ltib path gt ltib m prep p u boot e Get the congatec source code branch cd HOME 1tib rpm BUILD u boot 2009 08 mv gitsaved git git remote add cgt_imx_3 0 35_1 1 0 https git congatec com arm qmx6_uboot git git fetch cgt_imx_3 0 35_1 1 0 git checkout track cgt_imx_3 0 35_1 1 0 cgt_imx_3 0 35_1 1 0 TAA A A A A e Configure the patch The patch supports various variants of the conga QMX6 board Therefore the correct board type needs to be configured in the configuration file For conga QMX6 there are three different configuration files in the source code tree include configs cgt_qmx6 h select this configuration to build a standard QMX6 bootloader include configs cgt_qmx6 mfg h select this configuration to build a bootloader optimized for production purposes include configs cgt_qmx6_android h select this configuration to build a bootloader optimized for android operating system e Build the u boot make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi distclean make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 lLinaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi cgt_qmx6_config partnumber PNOxxxxx m
17. 80000000Hz icspi clock 60000000Hz ahb clock 132000000Hz axi clock 264000000Hz emi_slow clock 29333333Hz ddr clock 528000000Hz usdhcl clock 198000000Hz usdhc2 clock 198000000Hz usdhc3 clock 198000000Hz usdhc4 clock 19800 000Hz nfc clock 24000800Hz aan oso oie Y O Board 0x63011 POR GB FSL_USDHC 0 St USDHC 1 FSL_USDHC 2 Reading SPI NOR flash xc0000 0x2000 bytes gt ram x27600b20 Err i Found PFUZE1 device id 10 Net got MAC address from IIM 00 13 95 b e8 9d FEC PRIME Hit any key to stop autoboot conga QMk6 U Boot gt amp j congatec the rhythm of embedded computing The u boot environment variables are located in SPI flash at offset position OxCO000 The size of the environment is 0x2000 bytes Copyright 2013 congatec AG QMxX6ms02 42 52 p congatec the rhythm of embedded computing One of the benefits of the u boot bootloader is the possibility to specify its run time configuration using environment variables To display the u boot environment variables use the printenv or the print command The following environment variables are predefined in conga QMX6 bootdelay 3 baudrate 115200 jpaddr 192 168 1 103 serverip _SERVER_IP_ADDR netmask 255 255 255 0 loadaddr 0x10800000 rd_loadaddr 0x11000000 netdev ethod ethprime FECO ethaddr 00 00 00 00 00 00 uboot u boot bin kernel ulImage vid_dev0 hdmi 1920x1080M 60 i f RGB24 vid_devi ldb LDB XGA i
18. MX6 1GHz QuadCore 1GByte onboard DDR3 memory PNO16113 for conga QMX6 equipped with i MX6 1GHz QuadCore 1GByte onboard DDR3 memory extended temperature PNO16104 for conga QMX6 equipped with 1 MX6 1GHz QuadCore 2GByte onboard DDR3 memory PNO16105 for conga QMX6 equipped with i1 MX6 1GHz QuadCore 2GByte onboard DDR3 memory PNO16106 for conga QMX6 equipped with i MX6 1GHz QuadCore 1GByte onboard DDR3 memory Additional hints If the type of the board is not correctly specified in the configuration file an error ERROR No CONFIG_QMX6_PN0161xx entry found will occur If this happens make sure that only one define CONFIG_QMX6_PN0161xx entry is enabled 5 3 5 Updating the bootloader To update the bootloader on conga QMX6 use the Freescale manufacturing toolkit which can be downloaded for free on Freescale webpage Additionally select a suitable profile for conga QMX6 The profile contains a manufacturing kernel a manufacturing bootloader a ramdisk and a description file that controls the update process Also set the bootstrap signal BOOT_ALT to low This forces the module to Serial downloader mode Alternative boot mode Set also the USB OTG port of the module to client mode In alternative boot mode the CPU module acts as USB client and fetches the bootloader from a USB host computer in contrast to the standard boot mode where the bootloader is fetched from SPI eeprom A standard Windows host based
19. X6 conga QMX6 conga QMX6 conga QMX6 conga QMX6 1GHz 1GHz 1GHz 1GHz 1GHz 1GHz DualCore 1GByte QuadCore 1GByte QuadCore 1GByte QuadCore 2GByte QuadCore 2GByte QuadCore 1GByte android _JB_422 pkg patches bsp files patch android _JB_422 pkg patches kernel patch android_JB_422 pkg patches hardware_imx patch QMxX6ms02 onboard onboard onboard onboard onboard onboard DDR3 DDR3 DDR3 DDR3 DDR3 DDR3 source android _jb4 2 2_1 1 0 ga_ source FOLDER code jb4 2 2_1 1 0 ga and_patch sh c_patch android_jb4 2 2_1 1 0 ga_source_ FOLDER code jb4 2 2_1 1 0 ga imx_jb4 2 2_1 1 0 ga p congatec the rhythm of embedded computing memory extended temperature memory memory extended temperature memory memory memory export CROSS_COMPILE myandroid prebuilts gcc linux x86 arm arm eabi 4 6 bin arm eabi cd myandroid 37 52 p congatec the rhythm of embedded computing 4 1 10 Transfer Images to Micro SD After compilation four images are generated under the folder myandroid out target product qmx6 The images are boot img system img recovery img and userdata img Transfer these images to the micro SD card The storage drive is named here as dev sdX Change the character X to the appropriate character for your device sudo chmod x myandroid device fsl common tools fsl sdcard partition sh sudo myandroid device fsl common tools fsl sdcard partition sh dev sdX cd
20. aeeaas 24 52 IOMUX configuration cccccccccsssccsssssssssssssssesessesseseesessssssseseen 40 2 4 3 Transfer Rootfs To Micro SD Card e seeeeeeseeeteeeseeeeee 24 53 Bootloader 40 P ba igs ay na ia ic a a 5 3 1 Changing The U boot Environment s sssssesssesssseseererrerrreeeene 46 ae ee ee nee eae a 5 3 2 Restore Default Settings cccccccccsececensctenenseneeseeneneeneetenneees 47 2 5 Additional Information sssr aa a 30 533 Bootloader scripts 47 2 5 1 Kernel and U boot In Standalone Environment 0 0006 30 534 Setting up the boollo der ee ee 48 252 Prepare micro SD card with oneiric qmx6 tgz Image 31 535 Updating the bootloader s 49 3 Yocto Based Linux BSP sses tacendo ai na 32 5 3 5 1 Windows Host Set UP eeeseeeeeeeeeeeeeeeeeeeeeeseeseeeseeeseeeee 50 3 1 Setting up and building VOC iscesccvecassinarsanctemrectaearngnigemiatraiavenes 32 6 SOUCES OF IN OMAt N sossun asisas 52 3 1 1 Update The Repository cccccccccccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 32 1 i t ificati 52 312 Install Host Packages Needed by Yonidan innin 32 6 ndustry Specification icae wish ceechatcacanecdecnedecandatdcnasaistancedtsaudsiaacas 3 1 3 Obtain Yocto Recipe S seerne a e daea 32 Copyright 2013 congatec AG QMX6ms02 7 52 p congatec the rhythm of embedded computing 1 INTRODUCTION Qseven Concept The Qseven concept is an off the shelf multi vendor Single Board Computer that
21. ake ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none 1linux gnueabi The bootloader binary u boot bin is then created in the build directory See section 5 2 5 for detailed information on how to update flash the bootloader on the conga QMX6 module Copyright 2013 congatec AG QMxX6ms02 48 52 p congatec the rhythm of embedded computing gt Note To flash the conga QMX6 use the manufacturing tool and the file u boot PNOxxxxx bin located in SHOME tib rpm BUILD u boot 2009 08 For more information see section 5 3 5 Updating the Bootloader The PNOxxxxx refers to the part number of your particular conga QMX6 module For the list of conga QMX6 variants see below conga QMX6 variants PNOXXXXX refers to the part number of your particular conga QMX6 module See below for the complete conga QMX6 variants PNO16100 for conga QMX6 equipped with i MX6 1GHz SingleCore 1GByte onboard DDR3 memory PNO16110 for conga QMX6 equipped with i MX6 1GHz SingleCore 1GByte onboard DDR3 memory extended temperature PNO16101 for conga QMX6 equipped with i1 MX6 1GHz DualCore Lite 1GByte onboard DDR3 memory PNO16102 for conga QMX6 equipped with i MX6 1GHz DualCore 1GByte onboard DDR3 memory PNO16112 for conga QMX6 equipped with i MX6 1GHz DualCore 1GByte onboard DDR3 memory extended temperature PNO16103 for conga QMX6 equipped with 1
22. al gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi distclean make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 lLinaro multilib 2011 12 fsl linaro toolchain Copyright 2013 congatec AG QMxX6ms02 30 52 p congatec the rhythm of embedded computing bin arm none linux gnueabi cgt_qmx6_config make ARCH arm CROSS_COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi 2 5 2 Prepare micro SD card with oneiric qmx6 tgz Image Obtain the oneiric image from the restricted conga QMX6 software page of the congatec website Copy the image to the directory that contains the sdprep sh script The sdprep sh script is located in Itib_pkg tools cp oneiric qmx6 3 0 35 4 1 0 tgz TOOLS FOLDER cd TOOLS FOLDER The TOOLS FOLDER is the folder that contains the sdprep sh script e Unmount the device if mounted and transfer the files to micro SD card sudo umount dev sdX Replace the character X with the character for your device sudo sdprep sh d dev sdX i oneiric qmx6 3 0 35 4 1 0 tgz The micro SD card is now ready Copyright 2013 congatec AG QMxX6ms02 31 52 3 1 3 1 1 3 1 2 3 1 3 3 1 4 p congatec Yocto Based Linux BSP The tested and verified development host for conga QMX6 is the 64bit Ubuntu 12 04 3 The host should have a serial port to access th
23. ansfer the rootfs to micro SD card eMMC or SATA and how to configure TFTP and NFS if network boot during application development is desired 2 4 1 Configure TFTP Install the necessary packages sudo apt get install xinetd tftpd tftp y e Create a configuration file sudo nano etc xinetd d tftp e Copy the content below into the configuration file service tftp protocol udp port 69 socket_type dgram wait yes user nobody server usr sbin in tftpd server_args var lib tftpboot s disable no e Save the configuration file e Create tftpboot directory sudo mkdir var lib tftpboot sudo chown R nobody nogroup var lib tftpboot sudo chmod R 777 var lib tftpboot e Start the TFTP service sudo service xinetd stop sudo service xinetd start Copyright 2013 congatec AG QMxX6ms02 23 52 Ey congatec the rhythm of embedded computing gt Note To boot from network the ulmage in lt ltib path gt rpm BUILD linux 3 0 35 arch arm boot ulmage generated in section 3 1 3 must be placed in the tftp folder var lib tftpboot 2 4 2 Configure NFS e Install the required packages sudo apt get install nfs kernel server portmap e Change the ownership of the folder rootfs sudo chown R nobody nogroup lt 1ltib path gt rootfs e Edit the file etc exports sudo nano etc exports e Copy the lines below to the file lt ltib path gt rootfs rw sync no_root_squash no_subtree_check
24. arm qmx6 uboot git git fetch cgt_imx_3 0 35 1 1 0 git checkout track cgt_imx_3 0 35_1 1 0 cgt_imx_3 0 35 1 1 0 TA TFA TAA FA HAR HFA HAH 4 1 7 Specify Target conga QMX6 Variant e Run gedit to edit the cgt_qmx6_android h file gedit include configs cgt_qmx6_android h e Uncomment one of these lines choose the variant that applies to you define CONFIG _QMX6_PN016100 for conga QMX6 1GHz SingleCore 1GByte onboard DDR3 memory define CONFIG QMX6_PN016110 for conga QMX6 1GHz SingleCore 1GByte onboard DDR3 memory extended temperature define CONFIG QMX6_PNOQ16101 for conga QMX6 1GHz DualCore Lite 1GByte onboard DDR3 memory define CONFIG _QMX6_PN016102 for conga QMX6 1GHz DualCore 1GByte onboard DDR3 memory Copyright 2013 congatec AG QMxX6ms02 36 52 define define define define define define CONFIG_QMX6_PN016112 CONFIG_QMX6_PN016103 CONFIG_QMX6_PN016113 CONFIG_QMX6_PN016104 CONFIG_QMX6_PN016105 CONFIG _QMX6_PN0O16106 4 1 8 Apply congatec Patch cd cd myandroid device fsl git apply cd myandroid cd kernel_imx git apply cd myandroid cd hardware imx git apply 4 1 9 Build the System export source make cd make TA FA AA FAA AHF AHF HAH Copyright 2013 congatec AG ARCH arm build envsetup sh lunch qmx6 eng cd kernel_imx make qmx6_android_defconfig for for for for for for conga QMX6 conga QM
25. build the LTIB for conga QMX6 linux BSP 2 1 Development Platform To develop software for conga QMX6 an x86 based Linux system with installed cross compile toolchain is necessary This can either be a dedicated system or a virtual machine that boots and runs Linux A physical PC installed with Ubuntu 11 04 is however preferred to a virtual machine o gt Note The conga QMX6 supports Ubuntu 11 04 as development host The host should have a serial port to access the debug console and an SD card reader to create bootable SD card 2 1 1 Update sources list Because the conga QMX6 development host Ubuntu 11 04 is not the latest Ubuntu release the package manager can not obtain packages from the normal canonical repository It is therefore necessary to update the sources list file To update the sources list file overwrite the sources list file in etc apt with the following lines deb http old releases ubuntu com ubuntu natty main restricted deb src http old releases ubuntu com ubuntu natty main restricted Major bug fix updates produced after the final release of the distribution deb http old releases ubuntu com ubuntu natty updates main restricted deb src http old releases ubuntu com ubuntu natty updates main restricted N B software from this repository is ENTIRELY UNSUPPORTED by the Ubcd amp cduntu team Also please note that software in universe WILL NOT receive any review or updates from the Ubuntu se
26. ce the original cfg ini file with cfg_pn016101 ini if you are updating a conga QMX6 DCL 1G with part number 016101 Copy the bootloader binary uboot bin to the product specific files directory of the profiles directory Profiles pn0161XX OS Firmware files If all steps and settings mentioned above are performed start MfgTool2 exe and power on the conga QMX6 module After starting the tool a HID compliant device reports as show below iia s 8 MfgTool_MultiPanel Library 2 1 1 nia EE _ 0 a Hub 3 Port 3 Status Information Drive s Successful Operations Failed Operations HID konformes Ger t Failure Rate Initiate the update process by pressing the start button Copyright 2013 congatec AG QMxX6ms02 50 52 p congatec the rhythm of embedded computing The manufacturing bootloader kernel and ramdisk is transferred to the target system If everything works correctly the progress of the update process can be observed in the terminal session and the tool reports the successful update as shown below Status Information Successful Operations Failed Operations Failure Rate Copyright 2013 congatec AG QMX6ms02 51 52 p congatec the rhythm of embedded computing 6 Sources of Information For detailed information about the i MX6 processor and the available software board packages tools consult the documents listed below These documents are available a
27. computing Detailed description of the environment variables with default values e bootdelay 3 This is the number of seconds the u boot waits before it executes the contents of the bootcmd variable During this time the boot can be interrupted by pressing any key e baudrate 115200 The baudrate of the console in bps e Ipaddr 192 168 1 103 IP address when using tftp to fetch the bootfile e serverip _SERVER_IP_ADDR The server IP address when using tftp to fetch the boottile e netmask 255 255 255 0 The subnet mask when using tftp to fetch the boottfile e lLoadaddr 0x10800000 The memory location where the bootfile is loaded to e rd_loadaddr 0x11000000 The memory location where the initial RAMDisk is loaded to e netdev ethd The ethernet interface e ethprime FECO The primary Ethernet interface e ethaddr 00 00 00 00 00 00 The Ethernet interface MAC address Usually there is no need to modify this value because the i MX6 OTP configuration provides the MAC address Copyright 2013 congatec AG QMxX6ms02 44 52 p congatec the rhythm of embedded computing e uboot u boot bin The u boot binary e kernel uImage The kernel image e nfsroot _ROOTFS_PATH_IN_NFS Specifies the path to the NFS root filesystem for network NFS boot e bootargs console ttymxc1 115200 e bootargs_base setenv bootargs bootargs video mxcfb0 dev vid_dev 0 video mxcfb1 dev vid_dev1 The basic boot arguments t
28. curity team deb http old releases ubuntu com ubuntu natty universe deb src http old releases ubuntu com ubuntu natty universe deb http old releases ubuntu com ubuntu natty updates universe deb src http old releases ubuntu com ubuntu natty updates universe N B software from this repository is ENTIRELY UNSUPPORTED by the Ubuntu team and may not be under a free licence Please satisfy yourself as to your rights to use the software Also please note that software in Copyright 2013 congatec AG QMxX6ms02 9 52 p congatec the rhythm of embedded computing multiverse WILL NOT receive any review or updates from the Ubuntu security team deb http old releases ubuntu com ubuntu natty multiverse deb src http old releases ubuntu com ubuntu natty multiverse deb http old releases ubuntu com ubuntu natty updates multiverse deb src http old releases ubuntu com ubuntu natty updates multiverse Uncomment the following two lines to add software from the backports repository N B software from this repository may not have been tested as extensively as that contained in the main release although it includes newer versions of some applications which may provide useful features Also please note that software in backports WILL NOT receive any review or updates from the Ubuntu security team deb http us old releases ubuntu com ubuntu natty backports main restricted universe
29. d feature is selected feature is excluded Choose the platform type i Selection imx25 3stack Choose the packages profile S lection use packages in preconfig Min profile gt oad an Alternate Configuration File S ve Configuration to an Alternate File lt Exit gt lt Help gt e Select imx6q and hit Enter to return to the Selection screen File Edit View Search Terminal Help Freescale i NX development platforms Selection Use the arrow keys to navigate this window or press the hotkey of the item you wish to select followed by the lt SPACE BAR gt Press lt gt for additional information about this option mx31_3stack mx35_3stack mx37_3stack mx5x 0 EX mx6s Copyright 2013 congatec AG QMX6ms02 16 52 p congatec the rhythm of embedded computing e Choose the packages profile Select the minimum profile default configuration This profile installs only the core packages and does not support graphical interface If you need to change the profile later issue the command 1tib m selectype in lt ltib path gt File Edit View Search Terminal Freescale i NX development platforms Arrow keys navigate the menu lt Enter gt selects submenus gt Highlighted letters are hotkeys Pressing lt Y gt selectes a feature while lt N gt will exclude a feature Press lt Esc gt lt Esc gt to exit lt gt for Help Legend feature is selected
30. e Set Release upgrade to Never e Close the settings dialog box e Click on Check to search for updated packages It looks for updated packages that are different from the version installed on the host e Click Install Updates This may take some time e Restart the system if prompted Update The Repository To update the repository run the apt get update command as root sudo apt get update Install Host Packages Needed by LTIB The Ubuntu 11 04 requires additional packages for LTIB installation Install these packages as follows sudo apt get install rpm bison m4 zlibc zliblg zliblg dev libncurses5 dev zlib bin liblzo2 dev uuid uuid dev libglib2 0 dev libx11 dev lLibdbus glib 1 dev liborbit2 dev intltool libgtk2 0 dev texlive Packages Required for 64 bit Ubuntu If you use 64 bit Ubuntu then install the lib32z dev package sudo apt get install 1ib32z dev Create or Modify Fuse Rules sudo bash c echo KERNEL fuse NAME k MODE 0755 OWNER root GROUP fuse gt etc udev rules d 99 fuse rules Edit Sudoers File e Run sudo visudo to edit the sudoers tmp file sudo usr sbin visudo Copyright 2013 congatec AG QMxX6ms02 11 52 p congatec the rhythm of embedded computing e Add the following line to the end of the sudoers file YOUR USERNAME ALL NOPASSWD usr bin rpm opt freescale 1ltib usr bin rpm e Press ctrl O and Enter to save the file e Press ctrl X to ex
31. e debug console and an SD card reader to create bootable SD card Setting up and building Yocto Update The Repository To update the repository run the apt get update command as root sudo apt get update Install Host Packages Needed by Yocto The Ubuntu 12 04 requires additional packages for Yocto installation Install these packages as follows sudo apt get update sudo apt get install gawk wget git core diffstat unzip texinfo build essential chrpath libsdl1 2 dev xterm make xsltproc docbook utils fop dblatex xmlto autoconf automake libtool libglib2 0 dev curl cifs utils nfs kernel server vim uboot mkimage The backslash at the end of the line indicates that the command continues on the next line Obtain Yocto Recipes mkdir yocto cd yocto git clone https git congatec com yocto 1 5 bsp scripts git cgt yocto_fetch sh Set GUI Image Environment Variable for conga QMX6 MACHINE cgtqmx6 source setup environment build_cgtqmx6 You need to accept the EULA before proceeding to the next step Copyright 2013 congatec AG QMX6ms02 32 52 p congatec the rhythm of embedded computing 3 1 5 Specify Target conga QMX6 Variant e Run gedit to edit the conf local conf file gedit conf local conf e Add the following line to the end of the local conf file PARTNUMBER PNO16xxx Replace PNO16xxx with the part number of your target conga QMX6 module e Save the file and exit 3 1 6 Build t
32. f 2 2 1 Setup e Untar the L3 0 35 4 1 0 130816 source tar gz file downloaded in section 2 1 7 tar xvf L3 0 35 4 1 0 130816 source tar gz e Change to the directory of the unzipped file and run perl install cd L3 0 35_ 4 1 0 130816 source install The installer will ask you to read and accept the End User Licence Agreement Accept by typing Y The installer requests for LTIB installation path Choose the directory where the LTIB will be installed In this document the HOME directory is the LTIB installation path After a successful LTIB installation a new directory Itib is created in the HOME directory This new path HOME Itib is referred throughout this document as lt ltib path gt o gt Note The installer will suggest to complete the installation Ignore this prompt and follow the instructions in section 3 1 2 to install LTIB 2 2 2 Installation To Install LTIB edit the file lt 1tib path gt bin Ltibutils pm You can edit the file either with a patch step 1 or manually step 2 Step 1 Edit File With Patch e Untar the itib pkg tar xx gz file downloaded in section 2 1 7 This creates the Itib_ pkg directory which contains the patches folder tar xvzf 1ltib_pkg tar_xx gz where xx is the current version of the file Copyright 2013 congatec AG QMxX6ms02 13 52 p congatec the rhythm of embedded computing e Change to the Itib_pkg directory and execute the following
33. hat are passed to the Linux kernel These arguments are expanded during the boot process to establish different boot behaviour e g for standard boot or boot via NFS e bootargs_nfs setenv bootargs bootargs root dev nfs ip dhcp nfsroot serverip nfsroot v3 tcp The boot arguments passed to the Linux kernel when booting from network Note that executing runbootargs_nfs will expand the default bootargs e bootcmd_net dhcp run bootargs base bootargs nfs bootm This variable script sets up network boot Address resolution is performed by DHCP and the file specified by bootfile will load Afterwards the bootfile is executed with the bootm command e bootargs_mmc run bootargs base bootargs mmc for disk in 1 2 do mmc dev disk for fs in fat ext2 do fs load mmc disk 1 10008000 6q_bootscript amp amp source 10008000 done done This variable script performs standard boot from SD card or eMMC e bootcmd run bootcmd_mmc The start point of the boot process e clearenv sf probe 1 amp amp sf erase OxcO0000 0x2000 amp amp echo restored environment to factory default This variable script erases the current environment and restores default values e bootfile _BOOT_FILE_PATH_IN_TFTP Copyright 2013 congatec AG QMxX6ms02 45 52 p congatec the rhythm of embedded computing Specifies the file loaded using the tftp command If you will use a TFTP server then this variable should be spec
34. he GUI Image bitbake fsl image gui The process takes hours When the build completes the image will be located in yocto build_cgtqmx6 tmp deploy images cgtqmx6 3 2 Image Deployment 3 2 1 Transfer Root File System to Micro SD cd yocto build_cgtqmx6 tmp deploy images cgtqmx6 sudo dd if dev zero of dev sdX count 1000 bs 512 sudo sfdisk force uM dev sdX lt lt EOF 10 83 EOF sudo mkfs ext3 j dev sdX1 Replace the character X1 with the appropriate character for the detected device sudo mount dev sdX1 mnt sudo tar xjvf fsl image gui cgtqmx6 xxxxxXxxXxxxxxxx tar bz2 C mnt sync sudo umount dev sdX1 Copyright 2013 congatec AG QMxX6ms02 33 52 Ey congatec the rhythm of embedded computing 3 2 2 Transfer Root File System to eMMC To transfer the rootfs to eMMC the micro SD card is required as a bridge for SATA Prepare the micro SD card by performing the steps in section 2 4 3 Transfer Rootfs to micro SD card Transfer the tar bz2 file to the micro SD card cd yocto build_cgtqmx6 tmp deploy images cgtqmx6 sudo mount dev sdX1 mnt sudo cp fsl image gui cgtqmx6 xxxXxxXXXXXXXXX tar bz2 mnt sudo cp BSP FOLDER tools fdisk input sync sudo umount dev sdX1 A TAA AA HFA AA A Boot up the system After system boot up clear the master boot record of the target device Create and mount ext3 filesystem sudo dd if dev zero of dev mmcb1lk1 count 1000 bs 512 fdisk dev mmcblk1 lt
35. hereby expressly disclaims any implied warranties of merchantability or fitness for any particular purpose with regard to any of the foregoing congatec AG assumes no liability for any damages incurred directly or indirectly from any technical or typographical errors or omissions contained herein or for discrepancies between the product and the user s guide In no event shall congatec AG be liable for any incidental consequential special or exemplary damages whether based on tort contract or otherwise arising out of or in connection with this user s guide or any other information contained herein or the use thereof Intended Audience This user s guide is intended for technically qualified personnel It is not intended for general audiences Lead Free Designs ROHS All congatec AG designs are created from lead free components and are completely ROHS compliant Copyright 2013 congatec AG QMxX6ms02 3 52 p congatec the rhythm of embedded computing Electrostatic Sensitive Device All congatec AG products are electrostatic sensitive devices and are packaged accordingly Do not open or handle a congatec AG product except at an electrostatic free workstation Additionally do not ship or store congatec AG products near strong electrostatic electromagnetic magnetic or radioactive fields unless the device is contained within its original manufacturer s packaging Be aware that failure to comply with these guidelines will void
36. ialization such as system memory and serial console initialization Thereafter the environment settings are parsed and the system boots as specified To interrupt autoboot press any key during startup This redirects you to the u boot console At the u boot console use the print command to display the environment settings Additional functions such as memory dump SPI access I2C system are also available To see the list of supported commands use the help command If no key is pressed during startup the boot process continues without interruption and the module boots the Linux operating system or any other operating system installed on the uSD card By default the environment variables are set up to search for the boot script 6q_bootscript on any of the mass storage devices uSD card external SD card and onboard eMMC card If the boot script is found it is sourced and executed The 6q_bootscript script then loads and executes the Linux kernel 5 1 Boot fuses The i MX6 processor provides an array of One Time Programmable OTP bootfuses The boot fuses store configuration and data permanently and can be programmed to fetch the bootloader from different locations such as SPI flash eMMC SATA or SD card They are basically used for boot security and MAC address configuration and can only be programmed once If a boot fuse blows it can not be restored to its original state On the conga QMX6 the boot fuses are preconfig
37. ified properly ethact FECO Specifies the Ethernet interface when booting via network TFTP NFS Usually this value does not need to be changed e vid_devO hdmi 1920x1080 60 1f RGB24 The configuration for the first frame buffer device In the default configuration this device maps to the HDMI port provides full high definition resolution and provides a RGB24 color mapping e vid_devi l1db LDB XGA 1f RGB666 The configuration for the second frame buffer device In the default configuration this device maps to the LVDS port Idb provides XGA resolution and a RGB666 18 bit color mapping e stdin serial e stdout serial e stderr serial Maps all standard text input output error consoles to the serial port 5 3 1 Changing The U boot Environment There are several commands to change the behavior of the bootloader and to customize the boot process To display the list of available commands use the help command Below is a list of the most useful commands help Prints a help text for each command print Prints a list of the current environment variables setenv Sets the value of an environment variable save Saves the current u boot environment to SPI flash bootm Boots an application image that is stored in memory If booting a linux image this command accepts arguments dhcp Invokes a DHCP request in order to obtain IP boot parameters and boots an image via network run Runs a script stored in an e
38. inaro toolchain bin arm none 1inux gnueabi o gt Note To flash the conga QMX6 use the manufacturing tool and the file u boot PNOxxxxx bin located in SHOME tib rpm BUILD u boot 2009 08 For more information see section 5 3 5 Updating the Bootloader Copyright 2013 congatec AG QMxX6ms02 21 52 p congatec the rhythm of embedded computing The PNOxxxxx refers to the part number of your particular conga QMX6 module For the list of conga QMX6 variants see below conga QMX6 variants PNOXXXXX refers to the part number of your particular conga QMX6 module See below for the complete conga QMX6 variants PNO16100 for conga QMX6 equipped with i1 MX6 1GHz SingleCore 1GByte onboard DDR3 memory PNO16110 for conga QMX6 equipped with i MX6 1GHz SingleCore 1GByte onboard DDR3 memory extended temperature PNO16101 for conga QMX6 equipped with i MX6 1GHz DualCore Lite 1GByte onboard DDR3 memory PNO16102 for conga QMX6 equipped with i MX6 1GHz DualCore 1GByte onboard DDR3 memory PNO16112 for conga QMX6 equipped with i MX6 1GHz DualCore 1GByte onboard DDR3 memory extended temperature PNO16103 for conga QMX6 equipped with 1 MX6 1GHz QuadCore 1GByte onboard DDR3 memory PNO16113 for conga QMX6 equipped with i MX6 1GHz QuadCore 1GByte onboard DDR3 memory extended temperature PNO16104 for conga QMX6 equipped with 1 MX6 1GHz QuadCore 2GByte onboard DDR3 memory PNO16105 for conga QMX6 equ
39. ipped with i MX6 1GHz QuadCore 2GByte onboard DDR3 memory PNO16106 for conga QMX6 equipped with i MX6 1GHz QuadCore 1GByte onboard DDR3 memory 2 3 2 1 Update the U boot Source Code It is optional to update the U boot source code To update the u boot follow the steps below e Fetch the sources from congatec git server cd HOME 1tib rpm BUILD u boot 2009 08 git checkout cgt_imx_3 0 35_1 1 0 git pull e Rebuild the u boot make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi distclean make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi cgt_qmx6_config partnumber PNOXXXXX make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none 1linux gnueabi gt Note To flash the conga QMX6 use the manufacturing tool and the file u boot PNOxxxxx bin located in SHOME tib rpm BUILD u boot 2009 08 For more information see section 5 3 5 Updating the Bootloader The PNOxxxxx refers to the part number of your particular conga QMX6 module For the list of conga QMX6 variants see section 2 3 2 Prepare U boot Copyright 2013 congatec AG QMxX6ms02 22 52 Ey congatec the rhythm of embedded computing 2 4 Image Deployment This section explains how to tr
40. irectory to rootfs cp 6q_bootscript lt 1ltib path gt rootfs e Compress the rootfs into a tar gz file cd HOME 1tib rootfs tar cvfz rootfs qmx6 tgz e Copy the compressed file to the directory that contains the sdprep sh script The sdprep sh script is located in Itib_pkg tools cd cp rootfs qmx6 tgz TOOLS FOLDER cd TOOLS FOLDER The TOOLS FOLDER is the folder that contains the sdprep sh script e Unmount the device if mounted and transfer the files to micro SD card sudo umount dev sdX Copyright 2013 congatec AG QMxX6ms02 25 52 p congatec the rhythm of embedded computing Replace the character X with the character for your device sudo sdprep sh d dev sdX The micro SD card is now ready 2 4 4 Transfer Rootfs To eMMC To transfer the rootfs to eMMC the micro SD card is required as a bridge for the eMMC Step 1 e Prepare the micro SD card by performing the steps in section 2 4 3 Transfer Rootfs to micro SD card Step 2 This step is only required if the final system uses both eMMC and micro SD card as storage devices Skip this step if the final system does not use micro SD card as storage device e Create a file boot scr touch boot scr e Copy the following commands to the boot scr file set bootargs bootargs root dev mmcblkip1 rootwait rw fixrtc ext2load mmc disk 1 10800000 boot uImage amp amp bootm 10800000 echo Error loading kernel image
41. is assumed as dev sda dd if dev zero of dev sda bs 512 count 1000 conv fsync clear the MBR of the target device sfdisk force uM dev sda lt lt EOF 10 83 EOF create valid partition Copyright 2013 congatec AG QMxX6ms02 28 52 p congatec the rhythm of embedded computing e Create and mount the filesystem mkfs ext3 j dev sda1 mkdir mnt hd mount dev sda1 mnt hd e Copy image and reboot the system tar zxvf rootfs qmx6 tgz C mnt hd cp 6q_bootscript_sata mnt hd 6q_bootscript sync reboot e Now press any key to stop the bootloader s auto boot Copy the lines below to the command prompt and hit Enter setenv bootcmd_sata run bootargs_base sata init sata dev 0 ext2load sata 0 1 10008000 6q_bootscript amp amp source 10008000 setenv bootcmd run bootcmd_sata save boot This sets the appropriate environment variables e Reformat the micro SD card if the final system will use micro SD card as storage device umount dev mmcblk p1 mkfs ext3 dev mmcblk p1 Copyright 2013 congatec AG QMX6ms02 29 52 p congatec the rhythm of embedded computing 2 5 Additional Information 2 5 1 Kernel and U boot In Standalone Environment If you need to make changes or adapt the kernel and or u boot to your target system the kernel and or u boot must be recompiled and transferred to the storage device In the explanation below the assumed storage device is micro SD card P
42. it 2 1 8 Required Resources Download the following files from the restricted area of the congatec AG website These files are located under the conga QMX6 software section e Freescale LTIB Linux BSP L3 0 35_4 1 0_130816_source tar gz file e The congatec LTIB BSP 1tib_pkg tar_xx gz This file contains the conga QMX6 patches and the kernel_u boot_prepartion sh script for building the kernel and u boot gt Note congatec AG now hosts kernel and u boot sources Sources patched for conga QMX6 on the git server at git congatec com public The server hosts the latest kernel and u boot sources unlike the sources hosted on the QMX6 restricted area of the homepage Therefore we recommended to use the git server for up to date sources Copyright 2013 congatec AG QMxX6ms02 12 52 p congatec the rhythm of embedded computing 2 2 LTIB Setup and Build The Linux Image Target Builder LTIB is an open source tool for building Linux target images Freescale currently provides the LTIB as the framework for building i MX6 based BSPs With the LTIB the software components for an i MX6 based product such as the bootloader kernel and root file system can be built The LTIB development host for conga QMX6 is Ubuntu 11 04 This distribution is fully tested and verified as suitable for conga QMX6 For additional information on how to set up the development environment refer to the Freescale document Setting_up_LTIB_Host_L3 0 35_4 1 0 pd
43. lation of the java jre if the end user agrees with the terms and conditions must select lt OK gt and accept the DLJ selection lt Yes gt sudo apt get install sun java6 jdk TA A AA OF 4 1 3 Install Required Packages sudo apt get install git core gnupg flex bison gperf build essential zip curl zliblg dev libc6 dev Lib32ncurses5 dev ja32 libs xillproto core dev libx11 dev lib32readline5 dev lib32z dev libgli mesa dev gt multilib mingw32 tofrodos python markdown libxml2 utils xsltproc uboot mkimage 1liblzo2 dev uuid dev the sign at the end of the line is not part of the command It only indicates that the command continues on the line Copyright 2013 congatec AG QMxX6ms02 35 52 p congatec the rhythm of embedded computing 4 1 4 Obtain the Android Source Code cd mkdir myandroid cd myandroid curl http commondatastorage googleapis com git repo downloads repo gt repo chmod a x repo repo init u https android googlesource com platform manifest b android 4 2 2_r1 repo sync 4 1 5 Obtain the Kernel Source Code cd myandroid git clone git git freescale com imx linux 2 6 imx git kernel_imx cd kernel_imx git checkout jb4 2 2_1 1 0 ga 4 1 6 Obtain the U boot Source Code cd myandroid bootable cd bootloader git clone git git freescale com imx uboot imx git uboot imx cd uboot imx git checkout imx android 13 4 1 git remote add cgt_imx_3 0 35 1 1 0 https git congatec com
44. multiverse deb src http us old releases ubuntu com ubuntu natty backports main restricted universe multiverse Uncomment the following two lines to add software from Canonical s partner repository This software is not part of Ubuntu but is offered by Canonical and the respective vendors as a service to Ubuntu users cd deb http archive canonical com ubuntu natty partner deb src http archive canonical com ubuntu natty partner deb http old releases ubuntu com ubuntu natty security main restricted deb src http old releases ubuntu com ubuntu natty security main restricted deb http old releases ubuntu com ubuntu natty security universe deb src http old releases ubuntu com ubuntu natty security universe deb http old releases ubuntu com ubuntu natty security multiverse deb src http old releases ubuntu com ubuntu natty security multiverse A gt Note If the package manager is not pointed to the old repository old releases ubuntu com updates will likely fail because the package manager then searches for packages in the normal Canonical repository 2 1 2 Upgrade to Latest Packages e Open up System gt Administration gt Update Manager Close the notification Your Ubuntu release is not supported anymore e Click on Settings e Open the Updates Tab Copyright 2013 congatec AG QMxX6ms02 10 52 2 1 3 2 1 4 2 1 5 2 1 6 21 0 p congatec the rhythm of embedded computing
45. nvironment variable spi Used for managing the SPI subsystem e g to select read and program devices mmc used for managing the MMC subsystem sata used for managing the SATA interface and connected devices i2c used for managing the I2C interface and connected devices Copyright 2013 congatec AG QMxX6ms02 46 52 3 2 5 3 3 p congatec the rhythm of embedded computing Restore Default Settings To restore the environment to default settings just execute the predefined script clearenv at bootloader console conga QMX6 U Boot gt run clearenv Hint If the clearenv script has been deleted execute an alternative command as shown below What this does is that it erases the storage location of the environment variables in the SPI flash conga QMX6 U Boot gt sf probe 1 amp amp sf erase Oxc0000 0x2000 Bootloader scripts Environment variables do not always contain ordinary values only but also complete small script that can be executed with the run command see also variable bootcmd_mmc and variable clearenv The u boot variables likewise load and execute scripts stored on a storage media For example during boot the 6q_bootscript loads and executes see environment variable bootcmd_mmc For the bootloader to notice a script as executable you have to prepare the script with the mkimage tool For instance to setup the 6q_bootscript perform the following steps on the development work
46. o the products including without limitation any implied warranty a of merchantability b of fitness for a particular purpose or c arising from course of performance course of dealing or usage of trade congatec AG shall in no event be liable to the end user for collateral or consequential damages of any kind congatec shall not otherwise be liable for loss damage or expense directly or indirectly arising from the use of the product or from any other cause The sole and exclusive remedy against congatec whether a claim sound in contract warranty tort or any other legal theory shall be repair or replacement of the product only er OTN Certification 2 DO congatec AG is certified to DIN EN ISO 9001 2008 standard Intertek Copyright 2013 congatec AG QMX6ms02 5 52 p congatec the rhythm of embedded computing Technical Support congatec AG technicians and engineers are committed to providing the best possible technical support for our customers so that our products can be easily used and implemented We request that you first visit our website at www congatec com for the latest documentation utilities and drivers which have been made available to assist you If you still require assistance after visiting our website then contact our technical support department by email at support congatec com Terminology Term Description PCI Express PCle Peripheral Component Interface Express
47. on Windows XP or Windows 7 can be used to serve the bootloader and all the other files which are required for updating the bootloader A USB host client connection between the Windows host and the USB OTG port of the conga QMX6 module is required Additionally the standard serial terminal connection as described in section 4 2 can be used to observe the update process If you want to perform the Copyright 2013 congatec AG QMX6ms02 49 52 p congatec the rhythm of embedded computing bootloader update with the conga QEVAL evaluation backplane set the jumper CN31 to position 1 2 alternative boot mode and CN55 to position 2 3 USB port 1 as Client Connect USB client port CN20 to the Windows host with a standard USB Type A to B cable 5 3 5 1 Windows Host Set up To set up the Windows host the following software packages are required Mfgtools Rel L3 0 35_1 0 1_MX6Q_UPDATER tar gz available on Freescale webpage Mf gtools Add On QMX6 L3 0 15 1359 tar gz provided by congatec Installation steps Extract the content of Mfgtools Rel L3 0 35_1 0 1_ MX6Q_UPDATER tar gz to the desired location Extract the content of Mfgtools Add On QMX6 L3 0 15_1359 tar gz to the same directory In the tool directory setup the tool configuration file cfg ini according to the product you want to update For example replace the original Cfg ini file with cfg_pn016104 ini if you are updating a conga QMX6 QC 2G with part number 016104 Likewise repla
48. orage device e Reformat the micro SD card if the final system will use it as storage device echo o echo n echo p echo 1 echo echo echo w fdisk dev mmcb1kO reboot Copyright 2013 congatec AG QMxX6ms02 27 52 p congatec the rhythm of embedded computing 2 4 5 Transfer Rootfs To SATA To transfer the rootfs to eMMC the micro SD card is required as a bridge for SATA Prepare the micro SD card by performing the steps in section 2 4 3 Transfer Rootfs to micro SD card e Create a file boot scr touch boot scr Copy the following commands to the boot scr file set bootargs bootargs root dev sdal rootwait rw fixrtc ext2load mmc disk 1 10800000 boot uImage amp amp bootm 10800000 echo Error loading kernel image Execute the bootscriptPrep sh script bootscriptPrep sh The bootscriptPrep sh script must be executed in the same folder where the boot scr file is saved This script creates the file 6q_bootscript required for the SD card Rename the 6q_bootscript created above and mount the micro SD card Copy the rootfs and the renamed file 6q_bootscript_sata to micro SD card mv 6q_bootscript 6q_bootscript_sata sudo mkdir media uSD sudo mount dev sdX1 media uSD cp HOME 1tib rootfs qmx6 tgz media uSD cp 6q_bootscript_sata media uSD Boot up the system After system boot up clear the master boot record of the target device and create a valid partition The SATA drive
49. p congatec the rhythm of embedded computing Qseven conga QMX6 Freescale i MX6 ARM Cortex A9 processor with Ultra Low Power Consumption Software User s Guide Revision 0 2 Preliminary p congatec the rhythm of embedded computing Revision History Revision Date yyyy mm dd Author Changes 0 1 2013 08 12 AEM e Preliminary release 0 2 2014 02 28 AEM e Added Yocto and Android sections e Added section 5 2 IOMUX Configuration e Restructured and updated the whole document Copyright 2013 congatec AG QMX6ms02 2 52 p congatec the rhythm of embedded computing Preface This user s guide provides information on how to set up and install the congatec Linux BSP on the conga QMX6 It is one of four documents that should be referred to when designing an i MX6 based Qseven application for the conga QMX6 The other reference documents that should be used include the following Qseven Design Guide Qseven Specification i MX6 Applications Processor Reference Manual available at www freescale com The links to these documents can be found on the congatec AG website at www congatec com For the list of sources of information see section 6 Disclaimer The information contained within this user s guide including but not limited to any product specification is subject to change without notice congatec AG provides no warranty with regard to this user s guide or any other information contained herein and
50. repare Kernel In Standalone Environment We assume the kernel sources are present and the configuration steps of section 2 2 and 2 3 were carried out e To build the kernel in the standalone environment do the following Note If the kernel has not been patched then patch it cd lt ltib path gt rpm BUILD linux make ARCH arm CROSS_COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi qmx6_defconfig make ARCH arm CROSS_COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi uImage e Transfer the kernel and modules to the micro SD card sudo mkdir media uSD sudo mount dev sdX1 media uSD sudo cp arch arm boot uImage media uSD boot sudo make ARCH arm CROSS COMPILE opt freescale usr local gcc 4 6 2 glibc 2 13 linaro multilib 2011 12 fsl linaro toolchain bin arm none linux gnueabi modules_install INSTALL_MOD_PATH media uSD sync sudo umount dev sdX1 Replace the character X1 with the character for your device Prepare U boot In Standalone Environment We assume the u boot sources are present and the configuration steps of section 2 2 and 2 3 were carried out e To build u boot in a standalone environment perform the following actions in u boot sources root directory cd lt 1tib path gt rpm BUILD u boot 2009 08 make ARCH arm CROSS COMPILE opt freescale usr loc
51. s to the RS232 specification whereas the UART signals on the Q7 edge connector are provided with 3 3V levels Connect the serial port UART2 with the host PC as shown in the table below Copyright 2013 congatec AG QMxX6ms02 40 52 p congatec the rhythm of embedded computing Serial Port connection UART2 with the host PC conga QMX6 Connection Host PC DTE 9 Pol DSUB Connector X6 Pin 3 GND DSUB Pin 5 GND Connector X6 Pin 4 UART2 TX DSUB Pin 2 RxD Connector X6 Pin 5 UART2 RX DSUB Pin 3 TxD To establish a terminal connection on the conga QMX6 use a terminal program such as TeraTerm or Putty and set the parameters as follows Terminal Connection Baud rate Data Parity Stop Flow control Transmit delay 0 msecjchar msecjline gt Note You need a customized bootloader if you want to change the connection parameters of the console device UART2 Copyright 2013 congatec AG QMxX6ms02 41 52 The console output below displays when the system is powered on Console Output o gt Note COM10 115200baud Tera Term VT File Edit Setup Control Window Help U Boot 2009 08 QMX6RO01 Sep 21 2012 08 13 50 CPU Freescale i MX6 family T01 1 at 792 MHz Temperature 35 C calibration data 0x5964f37d mx6q plli 792MHz mx6q pll2 S28MHz mx6q p113 4 amp 8 MHz mx6q p118 S MHz ipg clock 66080088Hz ipg per clock 66000000Hz uart clock
52. sole discretion modify its Limited Warranty at any time and from time to time The products may include software Use of the software is subject to the terms and conditions set out in the respective owner s license agreements which are available at www congatec com and or upon request Beginning on the date of shipment to its direct customer and continuing for the published warranty period congatec AG represents that the products are new and warrants that each product failing to function properly under normal use due to a defect in materials or workmanship or due to non conformance to the agreed upon specifications will be repaired or exchanged at congatec s option and expense Customer will obtain a Return Material Authorization RMA number from congatec AG prior to returning the non conforming product freight prepaid congatec AG will pay for transporting the repaired or exchanged product to the customer Repaired replaced or exchanged product will be warranted for the repair warranty period in effect as of the date the repaired exchanged or replaced product is shipped by congatec or the remainder of the original warranty whichever is longer This Limited Warranty extends to congatec s direct customer only and is not assignable or transferable Except as set forth in writing in the Limited Warranty congatec makes no performance representations warranties or guarantees either express or implied oral or written with respect t
53. sssssssssssscccssseesesessseeeseeee 13 4 1 3 Install Required Packages cccccccssceccseecsssseecsseeeeseeeeseeeees 35 22 1 AT 13 4 1 4 Obtain the Android Source Code cccccccscccsseeeesseeecseeeeeaees 36 an E EEE EE E T O A 415 Obisin tha Keme i Soure Coda AAA 36 223 Complete LTIB Installation E 45 4 16 Obtain the U boot Source Code cccccceccccsscessseesseessecseeeees 36 2 3 Kernel and U boot Preparation cccccceceeeceeeeeeeeeeeeeeeeeees 20 4 1 7 Specify Target conga QMX6 Variant s sesssssscseesseeen 36 4 1 8 Apply congatec Patch ssscsnctennacasnnssnistecnasenensaspameenimnndiaveaiareunes 37 2 3 1 Prepare Kernel cccccccccecceeccececeeeceeeeeeeceeeeeeeeeeeseeeseeeseeeeeeess 20 419 Build the Svstem 37 2 3 1 1 Update the Kernel Source Code ccccccsessecnseeeeeeeeeeeeneneeee 21 ee YSE es aoea eee eee 232 p 4 1 10 Transfer Images to Micro SD is siccscciserteastartonnicarencrsutacostmnonuneees 38 oO repare W DOOL cca a a tea teen seavesal evauaesesacuenees 21 A411 U Boot 38 2 3 2 1 Update the U boot Source Code SENE fate E E ETERNA teens 22 ba 010 eee eee eee eee ee eee eee eee eee eee eee ee eee eee eee eee eee eee eee eee 2 4 lmage ISOS MSN ca viaz ince onecesecsierccaacctiacdenastessasdetaidasticnsadenieres 23 5 Boot Gal 25 gt ee AE EA Eaa 39 2 4 1 Configure TF Peisana iE 23 5 1 Boot f ses 39 2 4 2 Configure NFS sseeenneeenennetinsenneaneeneeeneeneteneennseneeaneanet
54. station setup the source script it modifies the boot arguments loads and executes the kernel cat gt 6q_bootscript src lt lt EOF set bootargs bootargs root dev mmcblkOp1 rootwait rw fixrtc ext2load mmc disk 1 10800000 boot uImage amp amp bootm 10800000 echo Error loading kernel image EOF VvVvVVvV Nv Convert the script to u boot script mkimage A arm O linux T script C none a 0 e 0 n boot script d 6q_bootscript src 6q_bootscript The bootloader can then execute the resulting script 6q_bootscript with the load and source command e g conga QMX6 U Boot gt extload mmc 0 1 10008000 6q_bootscript amp amp source 10008000 In the command above the 6q_booscript loads from the first partition of mmc device 0 to storage location 0x10008000 of the system memory Afterwards it executes with the source command Copyright 2013 congatec AG QMxX6ms02 47 52 p congatec the rhythm of embedded computing 5 3 4 Setting up the bootloader The bootloader functions can be enhanced with the bootloader source code provided for example to create a bootloader that is dedicated to a specific application The bootloader source code is provided with the LTIB environment However the bootloader requires a patch to support conga QMX6 module The patch supports the conga QMX6 commercial variants PN 016100 PN 016106 To get the exact version of the u boot code the patch is intended for refer to
55. t http www freescale com A registered account is required to download some of the files e i MX 6Dual 6Quad Automotive and Infotainment Applications Processors IMXDQAEC pdf e i MX 6Dual 6Quad Applications Processors for Consumer Products IMXDQCEC pdf i MX 6Dual 6Quad Applications Processors for Industrial Products IMXDQIEC pdf j MX 6Solo 6DualLite Automotive and Infotainment Applications Processors IMX6SDLAEC pdf i MX 6Solo 6DualLite Applications Processors for Consumer Products IMX6SDLCEC pdf j MX 6Solo 6DualLite Applications Processors for Industrial Products IMX6SDLIEC pdf e i MX 6Dual 6Quad Applications Processors Reference Manual IMX6DQRM pdf i MX 6Solo 6DualLite Applications Processors Reference Manual IMX6SDLRM pdf e Chip Errata for the i MX 6Dual 6Quad IMX6DQCE pdf e Chip Errata for the i MX 6Solo 6DualLite IMX6SDLCE pdf e LTIB documentation available at http Itib org pages LTIB_generic_v1 4_ _version_6 4 1 pdf e ji MX6 datasheets that covers all features and electrical characteristics of the processor e The Freescale Linux BSP documentation including the Linux BSP Reference Manual found at the Freescale LEIMX project page e Freescale community at https community freescale com welcome 6 1 Industry Specification The list below provides links to industry specifications that apply to congatec AG modules Qseven Specification http www qseven standard org Qseven Design Guide http www
56. the congatec AG Limited Warranty Symbols The following symbols are used in this user s guide fhr Warnings indicate conditions that if not observed can cause personal injury ten Cautions warn the user about how to prevent damage to hardware or loss of data o gt Note Notes call attention to important information that should be observed Copyright Notice Copyright 2013 congatec AG All rights reserved All text pictures and graphics are protected by copyrights No copying is permitted without written permission from congatec AG congatec AG has made every attempt to ensure that the information in this document is accurate yet the information contained within is supplied as is Copyright 2013 congatec AG QMxX6ms02 4 52 p congatec the rhythm of embedded computing Trademarks Product names logos brands and other trademarks featured or referred to within this user s guide or the congatec website are the property of their respective trademark holders These trademark holders are not affiliated with congatec AG our products or our website Warranty congatec AG makes no representation warranty or guaranty express or implied regarding the products except its standard form of limited warranty Limited Warranty per the terms and conditions of the congatec entity which the product is delivered from These terms and conditions can be downloaded from www congatec com congatec AG may in its
57. unig an aaa 8 3 1 4 Set GUI Image Environment Variable for conga QMX6 32 3 1 5 Specify Target conga QMX6 Variant 33 2 LTIB Based Linux BSP asi cncanattscanseaaticiesienensedsrandatenasatencaleentiatinadins 9 31 6 Build the GUI IMage c ccccccceescsscscssesscsecsesscsecsecsuseceesseeanses 33 21 Development Platform cccsscccieicaestevsdeesdcdccrsedvasteerseeiedeteioastes g 32 Image DeployMent ssseeceesecseecses tees eeeneeeeeeneeeseeeenneentenas 33 2 1 1 Update sources list cde nscsnaitneducrsacttoecaianccknandgetiedenncinstessentteeleeuetins g 32 1 Transfer Root File System to Micro SD 0 2 33 2 1 2 Upgrade to Latest PaCkages ccccccccccecssescceesseseeseeeeseeseeees 10 3 2 2 Transfer Root File System to CMMC s cesses 34 21 3 Update The Repository ee NE oe ee ee Set ete ee 11 3 3 A DOO acna E ES 34 2 1 4 Install Host Packages Needed by LTIB cssesseseeteeseeetens 11 4 Android erime ae a eer coer eee ae ee eee ee 35 2 1 5 Packages Required for 64 bit Ubuntu ssssesseennrerrrerrren nnn 11 216 A Modify Fule PIGS cc cccc ccassciceeec cecseceel cee aches cuss 11 4 1 Development Platform sictasssnnerccnexcntnaitedeetcadisnatubonmeruauvanssiaas 35 217 Edit Sudoers File 11 4 1 1 Update sources list and Latest Packages 35 21 8 Required Raceurcce Bee ee ee eee 12 4 1 2 Install the SUN Java6 SDK cecccccccesseeecessneeeseesseeeeeeeaeeees 35 22 LTIB Setup and BUild ccccccccccssssssssssss
58. ured so that the boot ROM fetches the bootloader from the onboard SPI flash The boot fuses can also be configured to determine whether the boot ROM boots in a standard mode or in a secured mode In secured boot mode only certified boot images are accepted by the internal boot ROM If you attempt to boot an image that is not certified the boot flow jumps to the serial downloader mode In this mode you have to pass certified boot images to the system via serial USB connection The hash keys which are used in secured boot mode to authenticate a certified image are also stored at certain locations in the OTP boot fuse array For more information on how to use and implement secured boot mode refer to the Freescale i MX6 Security Reference Manual and the Freescale application note AN4581 o gt Note In extremely rare case the boot ROM may fetch the bootloader from a different location such as SD card interface To resolve this you need a customized conga QMX6 Contact the congatec technical support for additional information Copyright 2013 congatec AG QMxX6ms02 39 52 p congatec the rhythm of embedded computing ton The boot fuses on the conga QMX6 are not write protected in order to allow the customers choose the functions that are specific to their applications If the boot fuses were write protected some functional decisions such as whether to allow or disallow JTAG debugging would be made in advance thereby reducing the functions a
59. vailable to the customer Because the boot fuses are not write protected it is possible to adversely alter the settings of the boot fuses thereby rendering the system inoperable congatec AG therefore recommends that the customer write protect the bootfuses against alteration in the final production If the bootfuses are altered the customer is solely responsible for any damage that occurs Damage on the module due to improper handling altering or configuring of the boot fuses is not the responsibility of congatec AG 5 2 IOMUX configuration The iMX6 processor has limited number of pins most of which have multiple signal options With IOMUX configuration the user can define the signals the multiplexed pin will be assigned The conga QMX6 IOMUX routing configuration can be found in the kernel files directories shown below arch arm mach mx6 board mx6q_qmx6 c arch arm mach mx6 board mx6q_qmx6 h arch arm mach mx6 board mx6dl_qmx6 h 5 3 Bootloader The standard conga QMX6 bootloader is u boot version 2009 08 The u boot bootloader is a GNU GPL open source software and requires a serial terminal connection to display the boot process and to modify the boot behaviour The boot behaviour is controlled via environment variables On the conga QMX6 the u boot bootloader outputs the serial console on the UART2 Interface The UART2 and UART5 interfaces are available via connector X6 onboard the conga QMX6 The signal level on connector X6 conform

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