From mboxrd@z Thu Jan 1 00:00:00 1970 From: afzal.mohd.ma@gmail.com (afzal mohammed) Date: Tue, 31 Jan 2017 18:36:29 +0530 Subject: [PATCH v3 2/3] ARM: nommu: display vectors base In-Reply-To: <20170131130446.5829-1-afzal.mohd.ma@gmail.com> References: <20170131130446.5829-1-afzal.mohd.ma@gmail.com> Message-ID: <20170131130629.5989-1-afzal.mohd.ma@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org VECTORS_BASE displays the exception base address. Now on no-MMU as the exception base address is dynamically estimated, define VECTORS_BASE to the variable holding it. As it is the case, limit VECTORS_BASE constant definition to MMU. Suggested-by: Russell King Signed-off-by: afzal mohammed --- v3: Simplify by defining VECTORS_BASE to vectors_base v2: A change to accomodate bisectability resolution on patch 1/4 arch/arm/include/asm/memory.h | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index 0b5416fe7709..780549a78937 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -83,8 +83,15 @@ #define IOREMAP_MAX_ORDER 24 #endif +#define VECTORS_BASE UL(0xffff0000) + #else /* CONFIG_MMU */ +#ifndef __ASSEMBLY__ +extern unsigned long vectors_base; +#define VECTORS_BASE vectors_base +#endif + /* * The limitation of user task size can grow up to the end of free ram region. * It is difficult to define and perhaps will never meet the original meaning @@ -111,8 +118,6 @@ #endif /* !CONFIG_MMU */ -#define VECTORS_BASE UL(0xffff0000) - /* * We fix the TCM memories max 32 KiB ITCM resp DTCM at these * locations -- 2.11.0