On Sat, May 08, 2021 at 12:02:21AM +0800, Darren Ng wrote: > (Hello, from a U-Boot NOOB.) > > Issue > ----- > After sending u-boot-spl.bin with xmodem, the serial debug port seems to > hang. > Neither "...U-Boot SPL...\n...\nTrying to boot from UART..." > nor "CCC..." shows up in minicom. > Always 0% if I try sending u-boot.img with xmodem anyway. > > Target Device > ------------- > Seeed Studio BeagleBone® Green Wireless > https://seeeddoc.github.io/Beaglebone_green_wireless/ > https://wiki.seeedstudio.com/BeagleBone_Green_Wireless/#hardware-overview > https://source.denx.de/u-boot/u-boot/-/commits/master/configs/am335x_boneblack_vboot_defconfig > > Matrix > ------ > This issue applies to tags ever since v2021.01. In the following table: > (x) - This issue applies. > (O) - I can send both u-boot-spl.bin and u-boot.img > then execute u-boot commands without trouble. > ------ > tag result > ------------ ------------------ > v2021.07-rc1 (x) hangs > v2021.04 (x) hangs > v2021.01 (x) hangs > v2020.10 (O) success
It looks like something broke between v2020.10 and v2021.01 then. Since you have a testcase, using "git bisect" should help figure out which exact commit broke things. -- Tom
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