Petalinux set mac address If anyone knows what is going on here I would sure appreciate some advice Dec 5, 2016 · How to setup the config in petalinux for a static ip address? With petalinux 2016. - the specific MAC address and - the specific boot arguments for the kernel to either turn on DHCP or to assign a specific fixed IP address. The MAC address seems to not be updated and is still the default I also notice at the top of the u-boot boot messages Loading Environment from FAT ** No device Feb 4, 2020 · This page provides a demo for Zynq Ultrascale Fixed Link PS Ethernet, showcasing its features and functionalities. \\n My I did create empty PetaLinux app, add interface and resolve. 1 ? The MAC address from the U-Boot environment has the highest priority. 1 configuring u-boot environment variables , the CONFIG_SERVERIP is set properly, but the defination of CONFIG_IPADDR doesn't work, I still need to use "env set ipaddr" command during the boot. PetaLinux を実行するデバイスを製造していますが、各デバイスに異なるネットワーク MAC アドレスを使用する必要があります。それぞれのボードに対して異なる PetaLinux イメージを構築することなく、ボードごとに MAC アドレスを変更する方法を教えてください。 May 16, 2023 · In earlier version, MAC address from the device-tree was set with the highest priority. 3, but my solution was to clear MAC from Petallinux config file CONFIG What version of petalinux are you using? Normally all configuration of ip address, mac addresses etc are in the platform-top. I want the system to have the MAC address that I set in Device Tree through petalinux-config setting. It is found in Device Drivers -> Multifunction device drivers -> enable driver for generic I2C-attached EEPROMS, and then set the "Set the I2C MAC offset" field to something like 0xFA 2. The platform-top. atlassian. How can I change the MAC address per-board without building a different PetaLinux image for each board? Mar 2, 2023 · How can I assign different MAC addresses to the FPGA? Currently all the ZedBoards have the same default MAC addresses. Feb 12, 2024 · As well as supporting physical hardware (e. Apr 9, 2025 · Learn how to easily `assign different MAC addresses` to your FPGA ZedBoard using PetaLinux. zip) and more specifically the uboot config: Hello there, just a short question: We have some Xilinx Ultrascale+ MPSoC devices and we would like to have a fixed MAC address per device or at least per SD card. I am using Petalinux 2019. Anything configured in the petalinux-config > Subsystem > Auto Hardware Settings > Ethernet Settings > MAC address goes to the device tree. Three new configurations appear for static IP address, netmask and gateway. Dec 16, 2024 · hwaddress ether <MAC address> I think, as @telcoM suggested, it is a Petalinux-specific behavior. Sep 23, 2021 · I am manufacturing a device that runs PetaLinux, and I need to each one to have a different network MAC address. There is a limited number of free IPs, so when the numbers went out I can’t connect anymore. env with the only single line: ethaddr 00:0A:35:00:CA:FE I then boot the system with this new uboot. xsa) have any me Warning: ethernet@ff0e0000 MAC addresses don't match: Address in ROM is 00:0a:35:05:3b:4a Address in environment is 00:0a:35:00:22:01 eth0: ethernet@ff0e0000 U-BOOT for xilinx-zcu106-2019_2 So what I did was then in the PetaLinux-Config, And manually set the MAC address to 00:0a:35:05:3b:4a. This guide provides detailed steps to ensure each board has a unique MAC address, enhancing your Apr 12, 2023 · Hello, I'm running petalinux 2019. \\n During the kernel booting process, I see \\u0026quot;Unable to handle kernel paging request at virtual address \\u0026lt;address\\u0026gt; show up in different steps of the process. Now the highest priority is assigned to MAC address set from the U-Boot environment. h and platform-auto. scr - well documented at https://xilinx-wiki. Feb 1, 2015 · A Linux config menu is prompted. env which is read the next reboot As a note: When you build your petalinux image make sure to do petalinux-config -c u-boot Under environment, make sure u-boot stores the file in the Apr 7, 2023 · The Cora Z7 does not have onboard non-volatile memory to store the MAC address in, so it must be set another way. This implies that: In the menuconfig for u-boot, make sure that CONFIG_ZYNQ_GEM_I2C_MAC_OFFSET is set (you might be able to do this in your config header as well). In otherwords, putting an inexpensive MAC ID chip on the Dec 15, 2024 · These messages show two issues with our system that we will address next. Previously I have the same problem even with Petalinux 2018. Jun 16, 2021 · The MAC address from the device tree has the highest priority. eth > How can I know the PetaLinux, which Zynq currently runs? Would you execute the following command on linux ? $ dmesg | grep CPU You can find CPU number on this output message. U-Boot 2022. I am guessing that CONFIG_CMD_EEPROM is the reason. Use the PetaLinux System Configuration Menu to specify the new MAC address. In the U-Boot script configuration submenu, you have the following options: To append memory/DDR base address to provi Oct 12, 2021 · akarcher Active Member Posts: 9 Logged Re: te0720 MAC address in petalinux2020. I use the "XEmacPs_SetMacAddress" function to setup it. Now the highest priority is assigned to MAC address set from the u-boot environment. Other times, it happens later in the boot process. If Sep 27, 2023 · I've successfully been able to read the MAC Address and serial number out of the EEPROM's special area (device address mapped to 0x58) using debug commands in both U-Boot and Linux. ZYNQ petalinux set a fixed IP address, Programmer Sought, the best programmer technical posts sharing site. bin和image. 1 petalinux-build failed. env file within the same boot FAT partition. Using petalinux-config -c u-boot I've disabled DM_I2C becouse it is in conflict with CMD_EEPROM but this is not enought for passing petalinux-build successfuly. Change MAC address to e. Refer the link for more details Subsystem AUTO Hardware Settings. This section helps to build and boot DFX design for the ZynqMP platform. Ethernet MAC Address The MAC address is randomized by default. 168. In this post, we’ll analyze the different approaches and point to solutions how to implement them. 2 design to v2021. Also, the network Hi '@ldm. ub。 利用同一BOOT. It packs the dtbos and bitstreams files into the /lib/firmware/xilinx directory in the root file system. Exit and save. According to the Embedded Linux Hands-on Tutorial and the Embedded Linux Development Guide, it is recommended to set the MAC address of the ethernet port of the ZedBoard via U-Boot (zynq_zed. "192. 1 and redo makefile (. MX6ULL)? Jan 22, 2025 · This build used petalinux v2023. But if I compile the FSBL in the tree that I checked out with my changes I can use that FSBL and boot successfully and the MAC address will be set according to the dip switches. 4 and I want to use the MAC address in the eprom on the board so that I can easily have multiple boards using the same image. If there is no MAC address in the device tree, then it will check in EEPROM. Anything configured in the petalinux-config > Subsystem Auto Hardware Settings > Ethernet Settings > MAC address goes to the device tree. Oct 8, 2015 · The U-boot also says for environment variable of the first/only ethernet: ethaddr: Ethernet MAC address for first/only ethernet interface (= eth0 in Linux). These are the commands that I am using Quote Zynq> i2c dev 0 Zynq> i2c probe Valid chip addresses: 53 Hi, I know that there are a lot forum post about mac address, but no one can't solve my problem. Earlier, it pointed 00:0a:35:00:22:01. conf to it, change Makefile and rebuild PetaLinux project. This variable can be set only once (usually during manufacturing of the board). What is the common approach to achieve this using Petalinux? Best regards. (2)petalinux-config -c u-boot, and set the bootcmd like this: it works, I can directly type "pxe get; pxe boot". 2. net/wiki/spaces/A/pages/749142017/Using\+Distro\+Boot\+With\+Xilinx\+U-Boot # Thank you all！ (1) I followed the steps in Petalinux 2020. Jun 21, 2024 · Change into the root directory of your PetaLinux project. You define the settings for the eth0 device when the image is built (and apparently NetworkManager can somehow read settings from the device or what?), and you cannot modify ethernet settings in Petalinux after the image has been built. Sep 4, 2019 · To clarify, the UltraZed SOM and Zynq UltraScale+ SoC on the SOM do not have a unique MAC address. Nov 7, 2018 · To disable u-boot to overwrite the MAC Address that was read and set in FSBL environment variable ethmacskip needs to be set. I tried using the TE0808 starterkit petalinux config (TE0808-StarterKit_noprebuilt-vivado_2019. 2 incorporates IIO, so meta-adi-xilinx (v2023_R2) has been included as a user layer. All is working fine. MAC address for my Versal is changing at every boot. Dec 12, 2019 · On Petalinux 2019. Best regards, Oct 18, 2023 · The FPGA manager provides an interface to Linux for reconfiguring the programmable region later. # setenv bootargs 'console=ttyAMA0,115200n8 root=/dev/ram0 rw initrd=0x40000000 ethaddr=${ethaddr}'. g. The utilities use a configuration file to know how to find this information. Back to the previous menu, deselect "Obtain IP address automatically". h file in my project indicates this is the device I build a Petlinux python webserver with fixed MAC address with ZCU208-revA bsp, it worked on Petalinux 2021. Hi, this AR shows situation when u-boot can communicate with EEPROM. 1 and u-boot i2c driver in this version was changed to cadence. Reading 6 octets from device address 0x58, address 0x9a in Linux yields the MAC Address (Atmel OUI retained here for confirmation). The configuration file Cannot read environment, using default means that there was some issue reading the U-Boot environment, in this case off the QSPI flash partition. Now after I upgrade to 2022. $ petalinux-config-apps System Settings ---> Network Addresses Untick "Randomise MAC address" and enter appropriate MAC address in the next field. 2-build_15_20200928195324. Rebuild U-boot and the images within PetaLinux: 2 petalinux config subsystem AUTO Hardware Settings Ethernet Settings change into The disadvantage is that if a large number of cards are produced, the mac address of each card will be different So you need to set up a powered-on app to automatically generate a random number seed MAC address, and write to the next article when you have time. MAC address The media access control address MAC address is a unique identifier composed of six octets that network devices use to identify themselves on a network. bb) with v2022 ZCU bsp, the webserver runs but with random MAC address. Dec 14, 2019 · #endif but PYNQ 2. 2 on a TE0808 SoM. 5 uses Petalinux 2019. How can I change the MAC address per-board without building a different PetaLinux image for each board? Sep 3, 2024 · Hello, I'm porting a petalinux v2019. It is shown in line: Warning: ethernet@ff0e0000 MAC addresses don't match: Address in ROM is 00:0a:35:04:bd:93 Address in environment is 00:0a:35:00:22:01 It means that communication works. conf: 利用petalinux auto hardward setting中勾选随机mac地址生成的BOOT. 2 I found that by using the "-f" or force option with the setenv command in u-boot worked perfectly Stop the boot process in u-boot setenv -f ethaddr XX:XX:XX:XX:XX:XX saveenv This saves a file as uboot. And I can't get the mac address being read from EEPROM. By default, this file is expected to be /etc/fw_env. After that, when u-boot is loading, I get Sep 19, 2019 · Hi I'm using a TE803 and TEBF0808 with the StarterKit petalinux project and am trying to understand how the MAC address gets assigned to the Zynq ethernet interface. U-Boot refuses to delete or overwrite this variable once it has been set. Unfortunately i always get "using random MAC address" Apr 26, 2017 · MicroChip part number 24AA02E48 is an I2C chip that holds an EUI-48 address suitable as a MAC address. I add inside the FSBL "FsblHookBeforeHandoff" function the ethernet phy configuration including reading MAC from eeprom. "00:0a:35:00:1e:99". Allwinner D1, SiFive U74, and 64-core SOPHGO SG2042 CPUs), the testbed also supports RISC-V soft-cores running on an ADM-PA101, which is an AMD/Xilinx Versal FPGA equipped with 16GB DDR. petalinux-config Select u-boot Configuration > u-boot script configuration. I'm using PetaLinux and my FPGA ZedBoards boot from SD card. Jun 16, 2021 · The default petalinux-config > Subsystem Auto Hardware Settings > Ethernet Settings > Ethernet MAC address now points to ff:ff:ff:ff:ff:ff invalid address to read the MAC from EEPROM. This prevents u-boot to write the MAC from environment into Ethernet Hardware. The system can be configured to use this address two ways: (1) by creating a file called uEnv. 1. I have a SoM with mac address within an custom eeprom i2c. 1 and I took note that instead of creating custom u-boot environment variables one should really use Distro Boot with the additional boot. A globally unique MAC is provided for each Cora Z7 on a sticker next to the Zynq-7000 chip. The MAC address from the device tree has the next highest priority. Sometimes it happens right away. Select " (00:0a:35:00:1e:53) Ethernet MAC address". I use petalinux-config to set the MAC address to a custom one. 1 EL Level: EL2 Chip ID PetaLinux enables MAC address randomization (by default) and we would like to use this feature to avoid setting up a dedicated fixed MAC address for each RFSoC (the privacy-related benefits of MAC address randomization are irrelevant in our case). (may be u-boot does not accept rgmii-id, or it does not interpret de delays?) Contribute to jiafulow/zedboard-guide development by creating an account on GitHub. 2 example has the u-boot 'Enable Preboot' option set with an empty argument, which seems to overwrite the config in meta-user. Nov 30, 2022 · How would one set the Ethernet MAC address in U-Boot from an I2C EEPROM (AT24MAC402 / i. See Subsystem AUTO Hardware Settings for more information. h). As only option to use proper MAC Address (read from hardware MAC Address EEPROM in FSBL or other first stage bootloader) shared memory can be Jul 13, 2017 · I've been working on a project for the Zybo with petalinux tools 2016. As I understand it, the FSBL sets the I2C mux at 0x73 to allow EEPROM access, then u-boot reads the MAC at initialisation from one of the Microchip EEPROM devices. Select "Subsystem AUTO Hardware Settings". eth1addr: Ethernet MAC address for second ethernet interface (= eth1 in Linux). ub的两个硬件，mac地址是相同的，这样在dhcp时会分配相同的ip地址。 I have the an EEPROM with a 2 bytes addressing where the MAC address is stored, and i would like uboot to initialize the MAC of the eth interface. I found several hopeful posts from which I believed that I understand that I need to edit the hook. If I've tried to configure u-boot to boot from a FAT environment I have written a uboot. I want to change a mac address at the u-boot level like the following. I will try unsetting the option and re-building. Using this settings with proper addresses for Zynq is not working. The <p>Hello, </p><p> </p><p>I built a petalinux image for my ZCU102 board. c Sep 23, 2021 · I am manufacturing a device that runs PetaLinux, and I need to each one to have a different network MAC address. cd <plnx-proj-root> Launch the top level system configuration menu. Change into the root directory of your PetaLinux project. Why is so? How can I set static address? PetaLinux のシリアル EEPROM から MAC アドレスを取得するにはどうしたらよいでしょうか。 有効な MAC アドレスが EEPROM に保存されている場合、そのアドレスが U-Boot 環境に対応するアドレス設定がない場合、これがデフォルト アドレスとして使用されます。 boot_Petalinux_address_0xC_U-boot_boot. sudo i2ctransfer -y 0 w1@0x58 Deleted MAC Address in petalinux-config => Subsystem AUTO Hardware Settings => Ethernet Settings => Ethernet MAC Address Added the “xlnx,eeprom” node to the chosen group: Sep 16, 2020 · There’s several ways for U-Boot to store the Ethernet MAC address in non-volatile memory set at production time. Background In order to simplify development, the ADM-PA101 has been set up to run PetaLinux, to allow the soft-cores to be added to the Slurm cluster as the card As of this writing when I do a Petalinux build the version that is built will not boot. Note: If DFX applications (rm. The Avnet IO Carrier Card for the UltraZed SOM has a Microchip EEPROM with a unique Ethernet MAC, and this Ethernet Mac is then used by the software running on the Zynq US+ to set the Ethernet MAC address (es) in the PS side of the SoC. petalinux-create -t apps -n settings --enable petalinux-config -c rootfs petalinux-build Below my Makefile, interface and resolve. Hi, I have two boards with Xilinx Ultrascale+ (iWave SOM) and now I've built a Petalinux image, I've noticed that both of the devices have the same MAC address on eth0 (00:01:02:03:04:05), I've also tried to set the Random MAC address on the Petalinux configuration, but it remains the same. What I should I change for Zynq support and mac address stored in eeprom? Apr 20, 2021 · Is it usual for ethernet mac address changing in ZCU104 every time when the board is restarted? I am connecting the board via a DHCP server, and every time I restart it allocates a new IP as the MAC address of the ethernet port is always changes whenever the board is restarted. Sep 23, 2021 · How can I get a mac address from serial EEPROM on PetaLinux? If a valid MAC address is stored in the EEPROM, this is used as default address if there is NO corresponding address setting in the u-boot environment. txt on the FAT partition of the microSD card that contains the following line (replacing x's The issue here is that the MAC address was configured to not use a randomized MAC address and set to a static one in petalinux-config: ethernet config I want to know why this is the case and where/how I can resolve this. If there is no MAC address in the device tree or invalid mac address (ff:ff:ff:ff:ff:ff), it checks in EEPROM. There is also DS2502-48, a serial 1-wire chip that we've previously used by writing a separate u-boot application to read its MAC address, and assign it to the U-Boot ethaddr environment variable, but that was a manual step that I want to May 4, 2016 · We don’t have anything to change in the Linux root file system, but if you want to make your own changes, run the command: petalinux-config -c rootfs The device tree that was generated by PetaLinux SDK will not contain the MAC addresses, nor the addresses of the Ethernet PHYs, so we have to add this information manually. How to read MAC address from eeprom on early booting stage for petalinux 2019. 2 he first thing that I checked is if I can read that MAC address via the u-boot console. Jun 26, 2019 · I have a TE0745 board: I am trying to set the MAC address from the value stored in the EEPROM (i2c address: 0x53) using u-boot. txt: kernel with reg=<0xc> I would say that need to set rgmii-id to set delays, but may be that it is not applied in u-boot. 2 #2 October 12, 2021, 07:16:25 PM It seems the Petalinux project in the Trenz 20. I’ve found eeprom mac address support for ZCU104 ZynqMP in PYNQ sources. config. In the U-Boot script configuration submenu, you have the following options: Generated by Your Tool To append memory/DD How do I make my MAC address environment setting to match Device Tree in Petalinux 2022. But it still shows *** ERROR Oct 19, 2022 · In earlier version, MAC address from the device-tree was set with the highest priority. Change IP address to e. 01 (Apr 04 2022 - 07:53:54 +0000) CPU: ZynqMP Silicon: v3 Model: ZynqMP ZCU208 RevA Board: Xilinx ZynqMP DRAM: 4 GiB PMUFW: v1. 99 Jun 21, 2024 · The MAC address from the U-Boot environment has the highest priority. Next, select "Ethernet Settings". If the corresponding environment (ethaddr) variable is set, this overrides the EEPROM address. These addresses For 2022. h files. 2, the menu Subsystem AUTO Hardware Settings->Ethernet Settings does not provide these options. xyqcdkz obwhpia hqga aiuhvzps xpp spaqc logyx tkez czjo wjemic ldj bkuba gvedc kcitmjb xudx