From mboxrd@z Thu Jan 1 00:00:00 1970 From: vladimir.murzin@arm.com (Vladimir Murzin) Date: Tue, 13 Dec 2016 09:17:32 +0000 Subject: [PATCH 1/2] ARM: nommu: allow enabling REMAP_VECTORS_TO_RAM In-Reply-To: <20161211131158.3120-1-afzal.mohd.ma@gmail.com> References: <20161211131028.3019-1-afzal.mohd.ma@gmail.com> <20161211131158.3120-1-afzal.mohd.ma@gmail.com> Message-ID: <584FBCAC.5010700@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 11/12/16 13:11, Afzal Mohammed wrote: > REMAP_VECTORS_TO_RAM depends on DRAM_BASE, but since DRAM_BASE is a > hex, REMAP_VECTORS_TO_RAM could never get enabled. Also depending on > DRAM_BASE is redundant as whenever REMAP_VECTORS_TO_RAM makes itself > available to Kconfig, DRAM_BASE also is available as the Kconfig gets > sourced on !MMU. > > Signed-off-by: Afzal Mohammed > --- > arch/arm/Kconfig-nommu | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/arch/arm/Kconfig-nommu b/arch/arm/Kconfig-nommu > index aed66d5df7f1..b7576349528c 100644 > --- a/arch/arm/Kconfig-nommu > +++ b/arch/arm/Kconfig-nommu > @@ -34,8 +34,7 @@ config PROCESSOR_ID > used instead of the auto-probing which utilizes the register. > > config REMAP_VECTORS_TO_RAM > - bool 'Install vectors to the beginning of RAM' if DRAM_BASE > - depends on DRAM_BASE > + bool 'Install vectors to the beginning of RAM' > help > The kernel needs to change the hardware exception vectors. > In nommu mode, the hardware exception vectors are normally > I have similar change in my local tree, so FWIW: Reviewed-by: Vladimir Murzin