Thanks you so much for the pointers. On Tue, May 29, 2018 at 7:35 AM, Julien Grall <[email protected]> wrote:
> (+Stefano) > > On 27/05/18 18:48, Chaitanya Deshpande wrote: > >> Hi, >> > > Hello Chaitanya, > > I am Chaitanya, pursuing my master’s degree from Portland State University >> in Embedded Systems. >> >> I have started working on Xen Project and I am beginner in this field. >> >> I have followed all the steps which are given in this link – >> >> https://wiki.xenproject.org/wiki/Xen_ARM_with_Virtualization >> _Extensions/qemu-system-aarch64 >> >> https://wiki.xenproject.org/wiki/Xen_ARM_with_Virtualization >> _Extensions#Building_Xen_on_ARM >> >> >> 1) I have used buildroot(rootfs.cpio) for building Linux. >> >> 2) I have succeeded in booting Linux on Qemu (qemu-system-.aarch64) >> >> 3) Used make dist-xen XEN_TARGET_ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu- >> for cross compiling and getting Xen binary. >> >> 4) My root is root - root=/dev/sda1 >> > > May I ask why the root is different from the example in the wiki page? Are > you using a different setup for the disk (e.g no virtio)? Chaitanya - For building linux I am using buildroot toolchain (my root is /path/to/rootfs.cpio) and I able to run the linux on ARM64 (Qemu). > > > >> >> After running the last step UEFI Prompt opens and it gives me this error. >> > > What do you mean? Which last step? > > >> error: no such device: root. >> > > This is coming from UEFI, right? Chaitanya - Yes it was. But I changed the root and it worked for me. > > > >> Press any key to continue... >> EFI stub: Booting Linux Kernel... >> > > This is booting Linux and not Xen. It is also trying to using ACPI rather > than DT. Would it be possible for you to drop to the UEFI shell and try to > boot by hand? Chaitanya - Yes. I am trying that but I am unable to find fs0: in the mapping table of qemu. (It is showing only BLK0: and BLK1:) I have xen.cfg and xen.efi in the [email protected]:/boot/efi folder but I am unable to reach to that folder from qemu UEFI. > > > EFI stub: Using DTB from configuration table >> EFI stub: Exiting boot services and installing virtual address map... >> [ 11.231789] acpi PNP0A08:00: Bus 0000:00 not present in PCI namespace >> [ 41.972816] NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s! >> [swapper/0:1] >> [ 229.940369] NMI watchdog: BUG: soft lockup - CPU#0 stuck for 23s! >> [swapper/0:1] >> [ 257.939966] NMI watchdog: BUG: soft lockup - CPU#0 stuck for 23s! >> [swapper/0:1] >> [ 290.035395] NMI watchdog: BUG: soft lockup - CPU#3 stuck for 23s! >> [swapper/0:1] >> [ 303.595373] kvm [1]: error: no compatible GIC node found >> [ 303.619405] kvm [1]: error initializing Hyp mode: -19 >> >> I am unable to find the root cause of this issue. Please can anyone help >> me with this. >> > > Cheers, > > -- > Julien Grall > Thanks, Chaitanya
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