From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757174Ab2HQI4s (ORCPT ); Fri, 17 Aug 2012 04:56:48 -0400 Received: from mho-02-ewr.mailhop.org ([204.13.248.72]:26325 "EHLO mho-02-ewr.mailhop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755981Ab2HQI4T (ORCPT ); Fri, 17 Aug 2012 04:56:19 -0400 X-Mail-Handler: Dyn Standard SMTP by Dyn X-Originating-IP: 98.234.237.12 X-Report-Abuse-To: abuse@dyndns.com (see http://www.dyndns.com/services/sendlabs/outbound_abuse.html for abuse reporting information) X-MHO-User: U2FsdGVkX18BdPKQM6CmGTSVwk2rG/0x Date: Fri, 17 Aug 2012 01:56:15 -0700 From: Tony Lindgren To: Catalin Marinas Cc: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Arnd Bergmann , Will Deacon Subject: Re: [PATCH v2 02/31] arm64: Kernel booting and initialisation Message-ID: <20120817085615.GO11011@atomide.com> References: <1344966752-16102-1-git-send-email-catalin.marinas@arm.com> <1344966752-16102-3-git-send-email-catalin.marinas@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1344966752-16102-3-git-send-email-catalin.marinas@arm.com> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Catalin Marinas [120814 11:00]: > +3. Decompress the kernel image > +------------------------------ > + > +Requirement: OPTIONAL > + > +The AArch64 kernel does not provide a decompressor and therefore > +requires gzip decompression to be performed by the boot loader if the > +default Image.gz target is used. For bootloaders that do not implement > +this requirement, the larger Image target is available instead. Maybe add something here about why AArch64 does not provide a decompressor? That's something everybody will wonder while reading this part. > +- Caches, MMUs > + The MMU must be off. > + Instruction cache may be on or off. > + Data cache must be off and invalidated. External caches must be configured by bootloader but set to disabled state? Other than that: Acked-by: Tony Lindgren