On Wed, 3 Jun 2026 at 14:12, Marek Vasut <[email protected]> wrote: > > On 6/3/26 12:37 PM, Ilias Apalodimas wrote: > > Hello Ilias, > > >>> diff --git a/lib/Kconfig b/lib/Kconfig > >>> index 77ebc79e1db..29911068a69 100644 > >>> --- a/lib/Kconfig > >>> +++ b/lib/Kconfig > >>> @@ -1295,6 +1295,14 @@ config SPL_LMB_ARCH_MEM_MAP > >>> memory map. Enable this config in such scenarios which allow > >>> architectures and boards to define their own memory map. > >>> > >>> +config LMB_LIMIT_DMA_BELOW_4G > > > > This seems the right idea for now, but is it really 4G or ram_top? > I think the LMB configuration should in fact be board (or SoC) specific, > because RPi has problems already at 1 GiB, other hardware might have > problems at 4 GiB, etc. But this config option is the generic "make it > work somehow" flip switch.
yea agree on that. I was just commenting on the Kconfig name Cheers /Ilias
