From mboxrd@z Thu Jan 1 00:00:00 1970 From: linux@armlinux.org.uk (Russell King - ARM Linux) Date: Thu, 24 May 2018 22:38:59 +0100 Subject: uImage target support on arm64 In-Reply-To: References: <20180524193449.jql27apudwaevwpf@tarshish> Message-ID: <20180524213859.GA17671@n2100.armlinux.org.uk> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, May 24, 2018 at 11:17:19PM +0300, Ramon Fried wrote: > On Thu, May 24, 2018 at 10:34 PM, Baruch Siach wrote: > > Hi Ramon, > > > > On Thu, May 24, 2018 at 10:05:15PM +0300, Ramon Fried wrote: > >> I've noticed that it's not supported. > >> Is it on purpose ? > > > > Yes. The 32bit load address in the uImage header in pretty limited when > > applied to 64bit ARM64. Even for ARM zImage is the preferred kernel format for > > quite some time now, since it allows flexible load address, as well as > > multi-platform kernels. > Hi Baruch. > I though that in terms of U-boot, the new FIT image is the preferred > kernel format. u-boot keeps inventing new image formats for itself that are specific to u-boot. Not every boot loader is u-boot. For 32-bit ARM, zImage has _always_ since day one been the preferred format. -- RMK's Patch system: http://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 8.8Mbps down 630kbps up According to speedtest.net: 8.21Mbps down 510kbps up