> On 19 Feb 2018, at 08:02, Klaus Goger <klaus.go...@theobroma-systems.com> > wrote: > > Booting a aarch64 Linux kernel requires the image to be placed > text_offset bytes from a 2MB aligned address. > See https://www.kernel.org/doc/Documentation/arm64/booting.txt > > booti_setup() takes care about this alignment and will relocate the > image if not properly aligned with memmove(). This can require up > to double the size of the loaded image and therefore accidentally > overwrite content placed there (i.e ramdisk_addr_r) for large kernel > images. > > By adding text_offset to the default kernel_addr_r we can prevent that > from happening for kernels larger 18MB and also save a few cycles. > > We can assume a text_offset of 0x80000 for most cases, all others will be > handled by booti_setup() anyway. > > Signed-off-by: Klaus Goger <klaus.go...@theobroma-systems.com>
Acked-by: Philipp Tomsich <philipp.toms...@theobroma-systems.com> Reviewed-by: Philipp Tomsich <philipp.toms...@theobroma-systems.com> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
