On Thu, 24 Sep 2020 at 16:45, André Przywara <[email protected]> wrote: > > On 24/09/2020 01:17, Andre Przywara wrote: > > When the actual offset between link and runtime address is zero, there > > is no need for patching up U-Boot early when running with > > CONFIG_POSITION_INDEPENDENT. > > That turns out to be not fully true. > Some toolchains (all Linaro cross compilers?) don't handle this well, > they keep the original locations in the binary uninitialised, and rely > on the reldyn fixup table to patch in the actual values. > Other compilers (GCC 9.2 vanilla, Ubuntu GCC 7.5.0, Arm website 9.2) > fill in the addresses both into the binary and the fixup, so this patch > works. >
This was changed in binutils-2.27, to align with other architectures. A new command line option for ld '--no-apply-dynamic-relocs' was also added at the same time, to revert to the old behavior.
