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8eaa0648d7
The BROM has a branch that checks if the primary core is hotplugging. If the magic flag is set, execution jumps to the address set in the software entry register. (Secondary cores always branch to the that address.) This patch sets the flags that makes BROM jump execution on the primary core (cpu0) to the SMP software entry code when the core is powered back up. After it is re-integrated into the system, the flag is cleared. A custom .cpu_can_disable callback that returns true for all cpus, so that cpu0 can really be brought down. Signed-off-by: Chen-Yu Tsai <wens@csie.org> |
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Kconfig | ||
Makefile | ||
mc_smp.c | ||
platsmp.c | ||
sunxi.c |