Messages in this thread | | | Date | Fri, 22 Nov 2019 14:06:17 -0800 | From | Paul Burton <> | Subject | Re: [PATCH 2/2 v3] MIPS: Ingenic: Disable abandoned HPTLB function. |
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Hello,
Zhou Yanjie wrote: > JZ4760/JZ4770/JZ4775/X1000/X1500 has an abandoned huge page tlb, > this mode is not compatible with the MIPS standard, it will cause > tlbmiss and into an infinite loop (line 21 in the tlb-funcs.S) > when starting the init process. write 0xa9000000 to cp0 register 5 > sel 4 to disable this function to prevent getting stuck. Confirmed > by Ingenic, this operation will not adversely affect processors > without HPTLB function.
Applied to mips-next.
> commit b02efeb05699 > https://git.kernel.org/mips/c/b02efeb05699 > > Signed-off-by: Zhou Yanjie <zhouyanjie@zoho.com> > Acked-by: Paul Cercueil <paul@crapouillou.net> > Signed-off-by: Paul Burton <paulburton@kernel.org>
Thanks, Paul
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