From mboxrd@z Thu Jan 1 00:00:00 1970 From: Santosh Shilimkar Subject: Re: [PATCH RFC] OMAP2PLUS: Enable HIGHMEM Date: Thu, 02 Jun 2011 19:24:44 +0530 Message-ID: <4DE79624.5080804@ti.com> References: <1307016381-21878-1-git-send-email-santosh.shilimkar@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from na3sys009aog112.obsmtp.com ([74.125.149.207]:37041 "EHLO na3sys009aog112.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752401Ab1FBNyz (ORCPT ); Thu, 2 Jun 2011 09:54:55 -0400 Received: by mail-yw0-f44.google.com with SMTP id 31so483941ywp.17 for ; Thu, 02 Jun 2011 06:54:52 -0700 (PDT) In-Reply-To: Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: "Premi, Sanjeev" Cc: "linux-omap@vger.kernel.org" On 6/2/2011 6:51 PM, Premi, Sanjeev wrote: >> -----Original Message----- >> From: linux-omap-owner@vger.kernel.org >> [mailto:linux-omap-owner@vger.kernel.org] On Behalf Of >> Shilimkar, Santosh >> Sent: Thursday, June 02, 2011 5:36 PM >> To: linux-omap@vger.kernel.org >> Cc: Shilimkar, Santosh >> Subject: [PATCH RFC] OMAP2PLUS: Enable HIGHMEM >> >> HIGMEM support is kernel is quite mature now and we have boards > [sp] ^^ replace with "in" yep. I sent that update in next email. > >> like ZOOM, PANDA, SDP where 1 GB memories are installed. >> >> Enable HIGMEM to make use of the additional memory. >> >> Signed-off-by: Santosh Shilimkar >> --- >> This won't boards which doesn't have excess memory. Tested >> on OMAP4430 SDP > > [sp] Comment is unclear on what happens on the boards with > lesser memories esp. since the change will impact all > boards. You may want to explain. > On the boards which doesn't have more than 768 MB memory, all the memory is directly mapped in "lowmem" and highmem isn't exercised. >> >> arch/arm/mach-omap2/Kconfig | 1 + >> 1 files changed, 1 insertions(+), 0 deletions(-) >> >> diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig >> index 19d5891..25e819e 100644 >> --- a/arch/arm/mach-omap2/Kconfig >> +++ b/arch/arm/mach-omap2/Kconfig >> @@ -19,6 +19,7 @@ config ARCH_OMAP2PLUS_TYPICAL >> select MENELAUS if ARCH_OMAP2 >> select TWL4030_CORE if ARCH_OMAP3 || ARCH_OMAP4 >> select TWL4030_POWER if ARCH_OMAP3 || ARCH_OMAP4 >> + select HIGHMEM >> help >> Compile a kernel suitable for booting most boards >> >> -- >> 1.6.0.4 >> >> -- >> To unsubscribe from this list: send the line "unsubscribe >> linux-omap" in >> the body of a message to majordomo@vger.kernel.org >> More majordomo info at http://vger.kernel.org/majordomo-info.html