Cancel this month’s TCM, thanks.WW21ACRN Based X86 OPTEE IntroductionLiu Yifan5/18/2021 Special Notes: If you have Zoom connection issue by usingweb browser, please install & launch Zoom

Fuzhong, I checked the acrn kernel with tag release_1.4. That seems to work with latest acrn hypervisor tag release_2.7. Hence i patched the code to the latest kernel 5.10/preempt-rt and it

Is it? But v1.4 is pretty old right. Would there be any impact on the performance of we go for this release version? I could find the same macros present in the master branch. Please let me understand

Hi Checked with ACRN expert, following ACRN virtio devices work well with V1.4; but not maintained any more. devicemodel/include/virtio.h * ACRN virtio device IDs */ #define VIRTIO_DEV_RPMB

Hi, We are using new configurator to replace old configurator in the v3.0, it is in progress, but you could have a try with below

attached lspci info

Please share lspci -xxxxvvvv BR. Fuzhong

Please find the attachments. config, dmesg and lspci.

Hi Please share the kernel config and dmesg log of User VM which included the driver. Thanks! BR. Fuzhong

Hi Please help to raise one git issue with following link: https://github.com/projectacrn/acrn-hypervisor/issues/new?assignees=&labels=status%3A+new&template=bug_report.md&title= BR. Fuzhong

Hi Geoffroy, I checked in the latest version of kernels(i.e., 5.18) which included the driver in question. I compiled the kernel with CONFIG_GPIO_VIRTIO=y. I see the same behavior as before. The

Is CONFIG_VIRTIO_IOMMU needed for using GPIO_VIRTIO in guest VM?

Could someone please reply and help me

Hello I am getting the below error when launching the acrn_configurator.py. How to get rid of this error. ACRN-hypervisor branch: master

Hi Shrikant Please boot into native to check the grub version of Yocto rootfs; then help to share the grub version and grub menu info on git issue:7342 Thanks! BR. Fuzhong

Hi Fuzhong, Issue https://github.com/projectacrn/acrn-hypervisor/issues/7342 is closed and ACRN working well with Linux but still issue persists with Yocto. Please help with this. Regards, Shrikant U

Yes, that’s the driver in question. I do not know if we have a version of it for the latest kernel, let’s see what the kernel team has to say about it. Geoffroy

Hi I want to use little latest kernel. Do you mean this driver gpio-virtio.c. Is following the config that you are pointing to? config GPIO_VIRTIO tristate "GPIO virtio-based front-end driver"

I don’t see this anywhere in the 5.10 version, while it was there in the 4.19/preempt-rt. I suspect that means it’s a driver that was never upstreamed (or is still in the process of being

Hi I am using the ACRN patched rt kernel from https://github.com/projectacrn/acrn-kernel.git with 5.10/prempt-rt branch to use it in RTVM. I am unable to locate CONFIG_VIRTIO_GPIO=Y in the config.