From mboxrd@z Thu Jan 1 00:00:00 1970 From: afzal.mohd.ma@gmail.com (afzal mohammed) Date: Sat, 7 Jan 2017 22:52:00 +0530 Subject: [PATCH WIP 3/4] ARM: mm: nommu: display dynamic exception base In-Reply-To: <20170107171339.GA5044@afzalpc> References: <20170107171339.GA5044@afzalpc> Message-ID: <20170107172200.6397-1-afzal.mohd.ma@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Display dynamically estimated nommu exception base. TODO: Dynamically update MMU case too. Signed-off-by: afzal mohammed --- arch/arm/mm/init.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 370581aeb871..1777ee23a6a2 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -39,6 +39,10 @@ #include "mm.h" +#ifndef CONFIG_MMU +extern unsigned long vectors_base; +#endif + #ifdef CONFIG_CPU_CP15_MMU unsigned long __init __clear_cr(unsigned long mask) { @@ -521,8 +525,13 @@ void __init mem_init(void) " .data : 0x%p" " - 0x%p" " (%4td kB)\n" " .bss : 0x%p" " - 0x%p" " (%4td kB)\n", +#ifdef CONFIG_MMU MLK(UL(CONFIG_VECTORS_BASE), UL(CONFIG_VECTORS_BASE) + (PAGE_SIZE)), +#else + MLK_ROUNDUP(vectors_base, vectors_base + PAGE_SIZE), +#endif + #ifdef CONFIG_HAVE_TCM MLK(DTCM_OFFSET, (unsigned long) dtcm_end), MLK(ITCM_OFFSET, (unsigned long) itcm_end), -- 2.11.0