On Wed, Jun 07, 2017 at 11:47:24AM +0800, Chen-Yu Tsai wrote: > On Wed, Jun 7, 2017 at 11:40 AM, Icenowy Zheng <icen...@aosc.io> wrote: > > > > > > 于 2017年6月7日 GMT+08:00 上午11:36:27, Chen-Yu Tsai <w...@csie.org> 写到: > >>On Wed, Jun 7, 2017 at 8:47 AM, Icenowy Zheng <icen...@aosc.io> wrote: > >>> As we have now a basical implementation of PSCI for A83T, enable > >>> non-secure boot support and PSCI on A83T now. > >>> > >>> Signed-off-by: Icenowy Zheng <icen...@aosc.io> > >>> --- > >>> arch/arm/mach-sunxi/Kconfig | 4 ++++ > >>> 1 file changed, 4 insertions(+) > >>> > >>> diff --git a/arch/arm/mach-sunxi/Kconfig > >>b/arch/arm/mach-sunxi/Kconfig > >>> index 7ced838d6a..31d29de428 100644 > >>> --- a/arch/arm/mach-sunxi/Kconfig > >>> +++ b/arch/arm/mach-sunxi/Kconfig > >>> @@ -98,8 +98,12 @@ config MACH_SUN8I_A33 > >>> config MACH_SUN8I_A83T > >>> bool "sun8i (Allwinner A83T)" > >>> select CPU_V7 > >>> + select CPU_V7_HAS_NONSEC > >>> + select CPU_V7_HAS_VIRT > >>> + select ARCH_SUPPORT_PSCI > >>> select SUNXI_GEN_SUN6I > >>> select SUPPORT_SPL > >>> + select ARMV7_BOOT_SEC_DEFAULT if OLD_SUNXI_KERNEL_COMPAT > >> > >>The kernel does not work yet. Please have it boot to secure by default > >>regardless of the kernel. We can have it boot non-secure once the > >>kernel > >>has been working for a reasonable amount of time. > >> > >>I don't want clueless users coming and asking why it suddenly stopped > >>working. This should be an experimental feature. > > > > Maybe you should send out the fix, and tag them to also apply to > > stable tree. > > > > GIC is really broken, UP systems only work by chance. We > > shouldn't depend on this behavior. > > As I previously explained, it is not the GIC that is broken. I believe > the GIC is working exactly as it is supposed to with regards to its > input signals. > > Allwinner's security extensions implementation simply does not properly > forward the AXI secure bit when the e-fuse's secure bit isn't burned.
Is that on all revisions, or just the revB ? Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to linux-sunxi+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
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