= U-Boot for IGEP platforms =__TOC__
First of all setup the build environment sourcing this script==Overview==<prespan style="color: #000000;">$ source /usr/local/poky/eabiThis page is meant to be a starting point for people to learn build a u-glibc/arm/environmentboot image and show to people the current status of different u-setup</pre>or<pre>$ source /usr/local/poky/eabi-glibc/environment-setup-arm-none-linux-gnueabiboot versions for IGEP Processor Boards.</prespan>if you have updated your SDK environment to latest version (see [[Ubuntu 8.04 IGEP v2.0 SDK Virtual Machine]])
== =<span style="color: #000000;">What is U-Boot 2010?</span>===<span style="color: #000000;">[http://www.denx.06de/wiki/U-Boot/ Das U-y series Boot] (stableUniversal Bootloader) ==is an open source, primary boot loader used in embedded devices. Its primary purpose in the shipping system is to load some operating system.</span>
Download the IGEP <span style="color: #000000;">That means that U-Boot is necessary to perform a certain task, but it's nothing you want to throw any significant resources at. Typically U-Boot sources is stored in relatively small NOR flash memory, which is expensive compared to the much larger NAND devices often used to store the operating system and follow next steps:the application.</span>
$ wget http://downloads.igep.es/sources/u-boot-arm-2010.06-2.tar.gz
$ tar xzf u-boot-arm-2010.06-2.tar.gz
$ cd u-boot-arm-2010.06-2
Configure for your board with,
$ make CROSS_COMPILE=arm-none-linux-gnueabi- <board=Necessary package==In order to compile the u-config>boot it is '''necessary''' to set up the Cross Compiler correctly. In this [[Set Up the Cross Compiler|post]] it is detailed how to set up correctly the Cross Compiler (and the desired version).
where:{{Message/Information Message|message=The following steps has been tested using '''Ubuntu 16.04''' and the '''4.9 version''' of the '''arm-linux-'''<span class="mw-headline">'''gnueabihf''' compiler</span>}}
* <board-config> is igep0020_config for IGEP v2 platform.* <board-config> is igep0030_config for OMAP3 IGEP module.In order to install the Compiler we can use this command:
Finally sudo apt install gcc-arm-linux-gnueabihf==Download U-Boot Source== First of all, build withwill be a distintion between '''NXP'''-processors products and '''ARM'''-processors products. Because there are different kinds of U-Boot depending of each processor.
$ make CROSS_COMPILE{| class=arm"contenttable sortable" style="width: 887px;"|-! style="width: 344px;"|<span style="color: #000000;">'''Commercial Name'''</span>! style="width: 527px;"|<span style="color: #000000;">'''U-Boot Series'''</span>|-| style="width: 344px;"|<span style="color: #000000;">IGEPv2 DM3730</span>| style="width: 527px;"|<span dir="auto">U-boot-ARM</span>|-| style="width: 344px;"|<span style="color: #000000;">IGEP COM MODULE </span>DM3730/AM3703| style="width: 527px;"|<span dir="auto">U-boot-ARM</span> |-none| style="width: 344px;"|<span style="color: #000000;">IGEP COM AQUILA AM335x</span>| style="width: 527px;"|<span style="color: #000000;"><span dir="auto">U-boot-ARM</span> </span>|-| style="width: 344px;"|<span style="color: #000000;">IGEPv5 OMAP5432</span>| style="width: 527px;"|<span dir="auto">U-boot-ARM</span> |-| style="width: 344px;"|<span style="color: #000000;">IGEP SMARC AM335x</span>| style="width: 527px;"|<span dir="auto">U-boot-ARM</span> |-| style="width: 344px;"|<span style="color: #000000;">IGEP SMARC iMX6 </span>| style="width: 527px;"|<span dir="auto">U-linuxboot-gnueabi</span>Freescale- NXP|}
The result * Once we know which U-Boot have we will be an u-boot.bin file in local directoryclone the corresponding git repository.
''' CHANGELOG '''
* [http://git.igep.es/?p=pub/scm/u-boot-arm.git;a=commit;h=ccba4652f9d2bd32e76770661d5b5762631f2261 2011-03-07 Release 2010.06-2]
** Set MPU to 1GHz and IVA to 800MHz by default for DM3730
** Improve GPMC timming for SMSC LAN9221
* [http://git.igep.es/?p=pub/scm/u-boot-arm.git;a=commit;h=e99b5040053d8228b5d58b4542aadea859a37a07 2010-11-03 Release 2010.06-1]
** Improve I2C driver support
** Use default NET_GPMC configuration to be compatible with DM37XX. This worsens a bit the SMSC LAN9221 throughput.
* [http://git.igep.es/?p=pub/scm/u-boot-arm.git;a=commit;h=6cf985486c5061e5e47586bf929bd2d1b73c6ef5 2010-10-19 Release 2010.06-0]
** Add support for DM37XX
== ==<span dir="auto">U-Boot '''ARM''' Series</span>====: If we have an ARM series we will follow this table to get our source of U-Boot 2009{| class="contenttable sortable" style="width: 881px; height: 298px;"|- style="height: 16.5781px;"! style="width: 855px; height: 16.115781px; text-align: center; vertical-align: middle;" colspan="2"|'''Downloading binary files/U-Boot Source'''|- style="height: 44px;"! style="background-color: #ffffff; width: 225px; height: 44px;"|'''<span id="Clone_the_u-y series (stable) boot_repo" class="mw-headline">Clone the u-boot repository</span>'''| style="width: 621px; height: 44px;"|Clone the u-boot repository using git address:
Download the IGEP U<span style="color: #000000;"> <code>git clone https://git.isee.biz/cgit/arm-Boot sources and follow next steps:boot/u-boot-arm.git</code></span>
$ wget http|- style="height://downloads.igep.es/sources/u110px;"! style="background-boot-armcolor: #ffffff; width: 225px; height: 110px;"|<span id="Checkout_u-2009.11boot_repo" class="mw-2.tar.gz $ tar xzf headline">Checkout u-boot-arm-2009.11-2.tar.gzrepository</span>| style="width: 621px; height: 110px;"| $ cd Go to the u-boot-arm-2009directory and checkout the isee_v2017.11-203 as:
Configure for your board with,<span style="color: #002d87;"><code><span style="color: #002d87;"><span style="color: #000000;">cd u-boot-arm</span></span></code></span>
$ make CROSS_COMPILE<span style=arm-none-linux-gnueabi"color: #000000;"><code>git checkout - b isee_v2017.03 origin/isee_v2017.03</code><board-config/span>
where:|}
* ====<boardspan dir="auto">U-configBoot '''Freescale-NXP''' Serie</span> is omap3_igep0020_config for IGEP v2 platform.====* <boarddiv class="clearfix">: If we have an Freescale-configNXP series we will follow this table to get our source of U-Boot</div>{| class="contenttable sortable" style="width: 883px; height: 263px;"|- style="height: 22px;"! style="width: 849px; height: 22px; text-align: center; vertical-align: middle;" colspan="2"|'''Downloading binary files/U-Boot Source'''|- style="height: 44px;"! style="background-color: #ffffff; width: 223px;"|'''<span id="Clone_the_u-boot_repo" class="mw-headline">Clone the u-boot repository</span>'''| style="width: 626px; height: 44px;"|<span style="color: #000000;">Clone the u-boot repository using git address:</span> is omap3_igep0030_config for OMAP3 IGEP module.
Finally, build with<span style="color: #000000;"><code>git clone https://git.isee.biz/cgit/arm-boot/u-boot-imx.git</code></span>
$ make CROSS_COMPILE|- style="height: 89px;"! style="background-color: #ffffff; width: 223px;"|'''<span id="Checkout_u-boot_repo" class=arm"mw-noneheadline">Checkout u-linuxboot repository</span>'''| style="width: 626px; height: 89px;"|<span style="color: #000000;">Go to the u-gnueabiboot- imx directory and checkout the isee_imx_v2017.03.y as:</span>
The result will be an <span style="color: #000000;"><code>cd u-boot.bin file in local directory.-imx</code></span>
''' CHANGELOG '''<span style="color: #000000;"><code>git checkout origin/isee_imx_v2017.03_4.9.11_1.0.0_ga -b isee_imx_v2017.03_4.9.11_1.0.0_ga </code></span>
* [http://git.igep.es/?p=pub/scm/u-boot-arm.git;a=commit;h=10f386973ff68d604323b1e7787a0f3bd3b3c381 2010-06-15 Release 2009.11-2]** improve SMSC LAN9221 throughput** add support for OMAP3 IGEP module (igep0030)|}
= Annex: default u=Prepare your U-boot environment BOOT==Once we have downloaded the U-Boot source. We will '''execute''' the file called '''defconfig''' (default configuration) that it variates in function of each model.
setenv distro poky setenv machine igep0020 setenv project poky-image-sato setenv ethaddr ac:de:48:00:02:54 setenv ipaddr 192.168.254.254 setenv netmask 255.255.255.0 setenv gatewayip 192.168.254.10 setenv serverip 192.168.254.10 setenv addip 'setenv bootargs ${bootargs} ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}::eth0:' setenv bootargs-base 'console=ttyS2In order to load the default configuration of the target board,115200n8 console=tty0 omapfb.mode=dvi:1024x768MR-16@60' setenv mmc-bootargs 'setenv bootargs ${bootargs-base} root=/dev/mmcblk0p2 rw rootwait' setenv mmc-boot 'mmc init 0; if fatload mmc 0 80000000 boot.ini; then source; else if fatload mmc 0 80000000 uImage; then run mmc-bootargs; bootm; fi; fi' setenv onenand-bootargs 'setenv bootargs ${bootargs-base} root=/dev/mtdblock4 rootfstype=jffs2 ; run addip' setenv onenand-boot 'run onenand-bootargs; onenand read 80000000 280000 400000 ; bootm 80000000' setenv nfs-bootargs 'setenv bootargs ${bootargs-base} root=/dev/nfs nfsroot=${serverip}we have to write the following command:/srv/nfs/${distro}/${project}/${machine} ; run addip' setenv nfs-boot 'if ping ${serverip}; then run nfs-bootargs; tftp 0x80000000 ${distro}/${project}/${machine}/uImage; bootm; fi;' setenv bootcmd 'run mmc-boot; run nfs-boot; run onenand-boot'
<span style="color: #000000;"> make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- [your_defconfig]</span>* In the following table it can be found the name of each default configuration associated to each IGEP PROCESSORS BOARDS: {| class="contenttable sortable" style="width: 872px; height: 317px;"|-! style="width: 196px;"|Module! style="width: 10px;"|Defconfig! style="width: 644px;"|Example|-| style="width: 196px;"|IGEPv2 DM3730| style="width: 10px;"|igep0020_defconfig| style="width: 644px;"|<span style="color: #000000;"><code>make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- igep0020_defconfig</code></span>|-| style="width: 196px;"|IGEP COM MODULE DM3730/AM3703| style="width: 10px;"|igep0030_defconfig| style="width: 644px;"|<span style="color: #000000;"><code>make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- igep0030_defconfig</code></span>|-| style="width: 196px;"|IGEP COM AQUILA AM335x| style="width: 10px;"|am335x_igep0033_defconfig | style="width: 644px;"|<span style="color: #000000;"><code>make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- am335x_igep0033_defconfig</code></span>|-| style="width: 196px;"|IGEPv5 OMAP5432| style="width: 10px;"| | style="width: 644px;"|<span style="color: #000000;"><code>make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf-</code></span>|-| style="width: 196px;"|IGEP SMARC AM335x| style="width: 10px;"|am335x_igep0034_defconfig| style="width: 644px;"|<span style="color: #000000;"><code>make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- am335x_igep0034_defconfig</code></span>|-| style="width: 196px;"|IGEP SMARC iMX6 Solo/Dual Lite| style="width: 10px;"|igep0046_imx6dl_2G_defconfig| style="width: 644px;"|<span style="color: #000000;"><code>make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- igep0046_imx6dl_2G_defconfig</code></span>|-| style="width: 196px;"|IGEP SMARC iMX6 Dual/ Quad| style="width: 10px;"|igep0046_imx6q_2G_defconfig| style="width: 644px;"|<span style="color: #000000;"><code>make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- igep0046_imx6q_2G_defconfig</code></span>|-| style="width: 196px;"|IGEP SMARC iMX6 Ultra-Lite / Ultra Ultra-Lite| style="width: 10px;"|igep0146_imx6ul_512M_defconfig| style="width: 644px;"|<span style="color: #000000;"><code>make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- igep0146_imx6ul_512M_defconfig<br /></code></span>|} ==Build your U-BOOT==After running the defconfig. You can build the U-Boot by executing this command: <span style="color: #000000;"> make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf-</span>Once the compile process has sucesfully finished, we will find the resulting files inside the u-boot root folder. Depending on the processor the generated files will be different: * The result for '''ARM''' processor based board will be a '''MLO''' and '''u-boot.img'''.* The result for '''Freescale'''-'''NXP'''<strong style="font-size: 0.939em;"> </strong><span style="font-size: 0.939em;">processor based will be a </span><strong style="font-size: 0.939em;">u-boot.imx.</strong> Finally we can copy this files in a '''boot device''', for example, a microSD Memory Card. It is explained in the following [[CategoryHow to prepare a bootable MicroSD Card|post]]. {{Message/Information Message|title=TITLE|message= <span style="color:Software#000000;">In case of the Freescale-NXP Porcessor Boards, it is not possible to copy directly the u-boot.imx file. It is necessary to copy in the first blocks of the boot device using the dd command. It is explained in the following post [[How to prepare a bootable MicroSD Card|UbootHow to prepare a bootable MicroSD Card]].</span>}} ==Download Binary package==[[Categoryhttp:How //downloads.isee.biz/ You can download binary packages from here.] ==<span id="What_next..." class="mw-headline">What next...</span>==After build u-boot you have to forgedownload and compile [[Linux Kernel 4.9.y|Ubootkernel]]
