On Sunday 16 July 2023 21:47:54 Aurelien Jarno wrote: > Hi, > > On 2023-07-16 18:24, Pali Rohár wrote: > > Hello, > > > > I see that raspberry pi bootloader throws ton of warnings when supplied > > DTB file does not contain /__symbols__/ node. > > > > On RPI 1B rev1 it looks like this: > > > > dterror: no symbols found > > dterror: no symbols found > > dterror: no symbols found > > dterror: no symbols found > > dterror: no symbols found > > dterror: no symbols found > > dterror: no symbols found > > dterror: no symbols found > > dterror: no symbols found > > dterror: no symbols found > > Do you have those errors with the default configuration? On a RPI 4, > this only happens when setting uart_2ndstage to 1 in config.txt. > According to the documentation, this option enables diagnostic > information from the main firmware. Yes, I have it with default configuration. And I really do not know why it is happening, I just described observations and that dtc -@ fixes this issue. Note that this is about 1b rev1 (the first revision); so the older HW, so maybe this can be a reason? > Unless this is different on RPI 1B, this means we are talking about a > warning that happens when enabling diagnostic information, so I am not > sure it warrants a change to stable kernels. Well, that is why I asked, if it is something for stable or not. > Regards > Aurelien > > -- > Aurelien Jarno GPG: 4096R/1DDD8C9B > aurelien@xxxxxxxxxxx http://aurel32.net