https://devzone.nordicsemi.com/f/nordic-q-a/42680/bootloader-upgrade-with-spi-flash-xip-addressI am developing a bootloader that upgrade the bootloader/software/application from SPI flash. I think I can use memcpy from XIP address directly. However, bootloader upgrade is using nrf_dfu_mbr_copy_bl function. So my question is: Will the MBR ableen-USTelligent Community 13Fri, 18 Jan 2019 13:59:58 GMThttps://devzone.nordicsemi.com/thread/166505?ContentTypeID=1Fri, 18 Jan 2019 13:59:58 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ea23e237-d008-4a0b-a912-abd349b061afAndreasF<p>Hi.</p> <p>That should work.</p> <p>Best regards,</p> <p>Andreas</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/166437?ContentTypeID=1Fri, 18 Jan 2019 10:35:13 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4c334331-85ad-4251-86cd-240f6b7caddfDM<p>So if I reserved an area in internal flash for the new bootloader image and start the&nbsp;<span>nrf_dfu_mbr_copy_bl, will the recovery work?</span></p> <p>Thank you for the quick reply.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/166425?ContentTypeID=1Fri, 18 Jan 2019 09:38:37 GMT137ad170-7792-4731-bb38-c0d22fbe4515:a4d536c3-e78b-4cfb-909e-5d95881ec455AndreasF<p>Hi.</p> <p>The MBR does not support his behavior, unfortunately.</p> <p>Best regards,</p> <p>Andreas</p><div style="clear:both;"></div>