On Fri, Feb 21, 2020 at 04:35:21PM +0200, Sam Protsenko wrote: > When applying DTBO on top of DTB (with "fdt apply" command) on AM57x EVM > board, there is not enough memory reserved in RAM for DTB blob. Hence, > DTBO can't be merged in DTB. It leads to inability to boot Android with > next error message: > > failed on fdt_overlay_apply(): FDT_ERR_NOSPACE > > To overcome that issue let's provide 512 KiB of space to keep DTB and > all merged DTBO blobs. To do so, "length" parameter should be specified > for "fdt addr" command: > > => fdt addr $fdtaddr 0x80000 > > 512 KiB is the maximum size we can use for this, because next address > after $fdtaddr is 512 KiB ahead of it: > > fdtaddr=0x88000000 > rdaddr=0x88080000 > > Also add size variables to 'adtimg' command invocations, to avoid > cluttering the console with DTBO blob sizes. > > Signed-off-by: Sam Protsenko <joe.s...@gmail.com> > --- > Changes in v2: > - Reserve 512 KiB for DTB area, not 1 MiB
Reviewed-by: Eugeniu Rosca <rosca.euge...@gmail.com> -- Best Regards Eugeniu Rosca
