https://community.nxp.com/t5/Layerscape/Boot-from-SD-with-modified-RCW-PBI/m-p/1316752#M8622 <P>Hello everyone,<BR />I am working with the QorIQ LS1043A,<BR />I would like to make a boot from SD with RCW and PBI set by me.<BR />Since I need the processor to start up with a certain HW configuration (some COREs disabled, some peripherals disabled), I need to modify RCW.<BR />How can I change the RCW and PBI to my liking and then insert them into the SD card?<BR />I don't understand if on the SD card it is necessary to insert the value of the RCW, PBI and finally U-boot separately, or when I generate the boot I actually generate U-boot with RCW and PBI set by us incorporated inside?<BR />Inside the memory card which of the two versions do I see?</P><P><BR />SD card:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SD card:<BR />-RCW &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; -U-boot (with modified RCW and PBI)<BR />-PBI<BR />-U-boot</P> Mon, 02 Aug 2021 13:34:01 GMT notshure 2021-08-02T13:34:01Z https://community.nxp.com/t5/Layerscape/Boot-from-SD-with-modified-RCW-PBI/m-p/1316752#M8622 <P>Hello everyone,<BR />I am working with the QorIQ LS1043A,<BR />I would like to make a boot from SD with RCW and PBI set by me.<BR />Since I need the processor to start up with a certain HW configuration (some COREs disabled, some peripherals disabled), I need to modify RCW.<BR />How can I change the RCW and PBI to my liking and then insert them into the SD card?<BR />I don't understand if on the SD card it is necessary to insert the value of the RCW, PBI and finally U-boot separately, or when I generate the boot I actually generate U-boot with RCW and PBI set by us incorporated inside?<BR />Inside the memory card which of the two versions do I see?</P><P><BR />SD card:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SD card:<BR />-RCW &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp; -U-boot (with modified RCW and PBI)<BR />-PBI<BR />-U-boot</P> Mon, 02 Aug 2021 13:34:01 GMT https://community.nxp.com/t5/Layerscape/Boot-from-SD-with-modified-RCW-PBI/m-p/1316752#M8622 notshure 2021-08-02T13:34:01Z https://community.nxp.com/t5/Layerscape/Boot-from-SD-with-modified-RCW-PBI/m-p/1316814#M8626 <P>&nbsp;&gt; when I generate the boot I actually generate U-boot with RCW and PBI set by us incorporated inside</P> <P>Correct.</P> <P>Please refer to the Layerscape Software Development Kit User Guide, 4.3 How to build LSDK with Flexbuild:</P> <P>"Flexbuild can separately build each component or automatically build all components, it generates the composite firmware (containing RCW, U-Boot/UEFI, PHY firmware, kernel image, dtb, initrd)"</P> <P>&nbsp;</P> Mon, 02 Aug 2021 16:03:08 GMT https://community.nxp.com/t5/Layerscape/Boot-from-SD-with-modified-RCW-PBI/m-p/1316814#M8626 ufedor 2021-08-02T16:03:08Z