Messages in this thread | | | From | Chen-Yu Tsai <> | Date | Tue, 16 Jan 2018 12:24:02 +0800 | Subject | Re: [PATCH v3 0/8] ARM: sun9i: SMP and CPU hotplug support |
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On Tue, Jan 16, 2018 at 5:00 AM, Nicolas Pitre <nicolas.pitre@linaro.org> wrote: > On Mon, 15 Jan 2018, Chen-Yu Tsai wrote: > >> Changes since v2: >> - Do away with the MCPM framework, directly implement smp_ops >> - Some debug messages were clarified >> - New ARCH_SUNXI_MCPM Kconfig symbol for this feature > > You should use ARCH_SUNXI_SMP instead to avoid confusion with the actual > MCPM code. Ditto for function names as Dave mentioned.
All switched to "MC_SMP". There is existing, albeit deprecated, SMP code for single cluster SoCs, so "multi cluster" is desired to differentiate from the old stuff.
> For the ARM to Thumb switch you could add something like this at the > beginning of your entry code: > > #ifdef CONFIG_THUMB2_KERNEL > .arm > mov ip, #1 > bx ip > .thumb > #endif > [your code follows here] > > And make sure that code is word aligned.
Thanks for the tip. As I mentioned in my reply to Dave, this wasn't really needed.
Thanks again! ChenYu
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