+Tom On 28 December 2016 at 04:38, Oded Gabbay <oded.gab...@gmail.com> wrote: > When using ARMv8 with ARMV8_SPIN_TABLE=y, we want the slave cores to > wait on spin_table_cpu_release_addr, until the Linux kernel will "wake" them > by writing to that location. The address of spin_table_cpu_release_addr is > transferred to the kernel using the device tree that is updated by > spin_table_update_dt(). > > However, if we also use SPL, then the slave cores are stuck at > CPU_RELEASE_ADDR instead and as a result, never wake up. > > This patch releases the slave cores by writing spl_image->entry_point to > CPU_RELEASE_ADDR location before the end of the SPL code > (at jump_to_image_no_args()). > > That way, the slave cores will start to execute the u-boot and will get to > the spin-table code and wait on the correct address > (spin_table_cpu_release_addr). > > Signed-off-by: Oded Gabbay <oded.gab...@gmail.com> > Cc: Simon Glass <s...@chromium.org> > --- > common/spl/spl.c | 8 ++++++++ > 1 file changed, 8 insertions(+)
Reviewed-by: Simon Glass <s...@chromium.org> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
