On Thu, Nov 20, 2025 at 06:13:43PM +0200, Svyatoslav Ryhel wrote: > ср, 19 лист. 2025 р. о 16:55 Tom Rini <[email protected]> пише: > > > > Remove setting of fdt_high to ~0, which disables device tree relocation, > > from the default environment. Doing so prevents U-Boot from correcting > > problems such as having an unaligned device tree and leads to various > > failure modes in the OS. > > > > Signed-off-by: Tom Rini <[email protected]> > > --- > > If there is some window of memory that must be used for where the device > > tree is relocated to, bootm_low + bootm_size (or often just bootm_size) > > or bootm_mapsize are the correct way do this. Please see > > doc/usage/environment.rst for more details. > > > > Cc: Svyatoslav Ryhel <[email protected]> > > Cc: Thierry Reding <[email protected]> > > --- > > include/configs/tegra-common-post.h | 3 --- > > 1 file changed, 3 deletions(-) > > > > diff --git a/include/configs/tegra-common-post.h > > b/include/configs/tegra-common-post.h > > index 2f08dfed020f..a9c0cea4e149 100644 > > --- a/include/configs/tegra-common-post.h > > +++ b/include/configs/tegra-common-post.h > > @@ -50,17 +50,14 @@ > > #endif > > > > #ifdef CONFIG_ARM64 > > -#define FDT_HIGH "ffffffffffffffff" > > #define INITRD_HIGH "ffffffffffffffff" > > #else > > -#define FDT_HIGH "ffffffff" > > #define INITRD_HIGH "ffffffff" > > #endif > > > > #define CFG_EXTRA_ENV_SETTINGS \ > > TEGRA_DEVICE_SETTINGS \ > > MEM_LAYOUT_ENV_SETTINGS \ > > - "fdt_high=" FDT_HIGH "\0" \ > > "initrd_high=" INITRD_HIGH "\0" \ > > "boot_targets=" BOOT_TARGETS "\0" \ > > BOARD_EXTRA_ENV_SETTINGS > > -- > > 2.43.0 > > > > Thank you! Overall change seems to be valid and should not break > anything. Unfortunately, ATM I have some major technical difficulties > with testing and PC access overall. I try to find an opportunity to > test and verify it ASAP. Would you mind if I include note after --- > into commit message? (no additional actions needed from you).
Yes, please feel free to amend the commit message when you take this to your tree. It's not urgently needed (this is for v2026.04) and will be preceded in the tree by the patch that warns users that fdt_high is set like this and so may cause problems. -- Tom
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