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 14:02:27 -0400 Message-ID: <5050CE33.9060909@ti.com> References: <1347465937-7056-1-git-send-email-cyril@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: 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: Geert Uytterhoeven 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, a-jacquiot@ti.com, arnd@arndb.de, benh@kernel.crashing.org, bigeasy@linutronix.de, blogic@openwrt.org, david.daney@cavium.com, dhowells@redhat.com, grant.likely@secretlab.ca, hpa@zytor.com, jonas@southpole.se, linus.walleij@linaro.org, linux@arm.linux.org.uk, m.szyprowski@samsung.com, mahesh@linux.vnet.ibm.com, mingo@redhat.com, monstr@monstr.eu, msalter@redhat.com, nico@linaro.org, paul.gortmaker@windriver.com, paulus@samba.org, ralf@linux-mips.org, rob.herring@cal List-Id: devicetree@vger.kernel.org On 9/12/2012 12:16 PM, Geert Uytterhoeven wrote: > On Wed, Sep 12, 2012 at 6:05 PM, 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. > >> -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) > > Why not phys_addr_t? > The rest of the memory specific bits of the device-tree code use u64 for addresses, and I kept it the same for consistency. > Gr{oetje,eeting}s, > > Geert > > -- > Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org > > In personal conversations with technical people, I call myself a hacker. But > when I'm talking to journalists I just say "programmer" or something like that. > -- Linus Torvalds > -- Thanks - Cyril