On 10/10/2017 03:49 PM, Itaru Kitayama wrote: > Hi Jim, all, > > Red Hat says BIOS T43 is a production release at the moment, we're on > the same version, > so I exclude that for now. > > Upstream kernel, v4.13 configured in using config-4.5.0.25.el7.aarch64 > boots on the same > HW. Have you touched the config when changing the kernel onto 4.11? > Yes, the config changed between 4.5 and 4.11. You can see the config here -> https://git.centos.org/blob/sig-altarch!kernel.git/sig-altarch7-aarch64/SOURCES!kernel-alt-4.11.0-aarch64.config It is the upstream (RedHat provided) config with no modifications. > I think still, if you don't mind sharing the exact HW used for the > CentOS 7 Altarch validations, > would be greatly helpful to narrow down this issue. > Unfortunately I cannot. Much of the hardware is provided under NDA. > Itaru > > On 10/11/17 1:41 AM, Jim Perrin wrote: >> >> On 10/10/2017 01:30 AM, Itaru Kitayama wrote: >>> Hi, >>> >>> In our attempt upgrading from 4.5.0-25.el7.aarch64 to the 4.11-based >>> kernel >>> we see the latter does not boot on ThunderX. >>> >>> Here's the HW details: >>> >>> http://b2b.gigabyte.com/ARM-Server/R150-T62-rev-100#support-manual >>> >>> The BIOS release is T43. (According Red Hat, they've been testing fine >>> their >>> 1 socket GIGABYTE server with their RHEL 7 kernels.) >>> >> This is usually down to firmware issues, but we don't test every >> possible hardware/firmware variation to validate. >> >>> I am wondering what ThunderX platform CentOS has been using for testing, >>> and >>> the list happens to have the above HW. >>> >>> The boot process seems to be stuck as soon as system prints our EFI stub >>> messages. >>> No messages from the kernel. >>> >>> Is the CentOS Alt architecture group going to release a 4.12 or .13 >>> kernel soon? >> We'll likely match what RH does for their aarch64/arm64 support. >> >> > > _______________________________________________ > Arm-dev mailing list > Arm-dev at centos.org > https://lists.centos.org/mailman/listinfo/arm-dev -- Jim Perrin The CentOS Project | http://www.centos.org twitter: @BitIntegrity | GPG Key: FA09AD77