From mboxrd@z Thu Jan 1 00:00:00 1970 From: Cyril Chemparathy Subject: Re: [PATCH] of: specify initrd location using 64-bit Date: Wed, 12 Sep 2012 19:45:57 -0400 Message-ID: <50511EB5.800@ti.com> References: <1347465937-7056-1-git-send-email-cyril@ti.com> <5050EF3F.6030003@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <5050EF3F.6030003@gmail.com> Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-subscribe: List-owner: List-post: List-archive: To: Rob Herring Cc: devicetree-discuss@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-kernel@vger.kernel.org, linux-mips@linux-mips.org, linux@openrisc.net, linuxppc-dev@lists.ozlabs.org, microblaze-uclinux@itee.uq.edu.au, x86@kernel.org, david.daney@cavium.com, benh@kernel.crashing.org, bigeasy@linutronix.de, grant.likely@secretlab.ca, paul.gortmaker@windriver.com, paulus@samba.org, hpa@zytor.com, m.szyprowski@samsung.com, jonas@southpole.se, linux@arm.linux.org.uk, nico@linaro.org, a-jacquiot@ti.com, mingo@redhat.com, suzuki@in.ibm.com, mahesh@linux.vnet.ibm.com, linus.walleij@linaro.org, arnd@arndb.de, msalter@redhat.com, rob.herring@calxeda.com, tglx@linutronix.de, blogic@openwrt.orgd List-Id: devicetree@vger.kernel.org On 9/12/2012 4:23 PM, Rob Herring wrote: > On 09/12/2012 11:05 AM, Cyril Chemparathy wrote: >> On some PAE architectures, the entire range of physical memory could reside >> outside the 32-bit limit. These systems need the ability to specify the >> initrd location using 64-bit numbers. >> >> This patch globally modifies the early_init_dt_setup_initrd_arch() function to >> use 64-bit numbers instead of the current unsigned long. > > S-o-B? > Sorry about that, will include in v2. [...] >> --- a/arch/arm/mm/init.c >> +++ b/arch/arm/mm/init.c >> @@ -76,7 +76,7 @@ static int __init parse_tag_initrd2(const struct tag *tag) >> __tagtable(ATAG_INITRD2, parse_tag_initrd2); >> >> #ifdef CONFIG_OF_FLATTREE >> -void __init early_init_dt_setup_initrd_arch(unsigned long start, unsigned long end) >> +void __init early_init_dt_setup_initrd_arch(u64 start, u64 end) > > phys_initrd_start/size need to change too. Not sure about similar things > on other arches. > I've fixed phys_initrd_start (not size) in another patch, please see [1]. > Does u-boot need similar fixes? > We aren't there yet :-) We are currently running this platform without u-boot. [1] http://permalink.gmane.org/gmane.linux.kernel/1356713 -- Thanks - Cyril