Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-11-03 Thread Oleksandr
On 03.11.20 16:30, Masami Hiramatsu wrote: Hi Oleksandr, Hi Masami Thanks for sharing the virtio-disk server, I also tested with a real usb disk. In config file: virtio = 1 vdisk = [ 'backend=Domain-0, disks=ro:/dev/sda1' ] And it can be mounted in DomU [2.892874] virtio_blk virti

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-11-03 Thread Masami Hiramatsu
Hi Oleksandr, Thanks for sharing the virtio-disk server, I also tested with a real usb disk. In config file: virtio = 1 vdisk = [ 'backend=Domain-0, disks=ro:/dev/sda1' ] And it can be mounted in DomU [2.892874] virtio_blk virtio0: [vda] 1875382927 512-byte logical blocks (960 GB/894 GiB)

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-11-02 Thread Oleksandr
On 02.11.20 09:23, Wei Chen wrote: Hi Oleksandr, Hi Wei. Thanks for the sharing of virtio-disk backend. I have tested it on arm FVP_base platform. We used domain-0 to run virtio disk backend. The backend disk is a loop device. "virtio_disks": [ { "backend_domna

RE: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-11-01 Thread Wei Chen
Bennée Cc: Stefano Stabellini ; xen-devel ; Oleksandr Tyshchenko ; Paul Durrant ; Jan Beulich ; Andrew Cooper ; Roger Pau Monné ; Wei Liu ; Julien Grall ; George Dunlap ; Ian Jackson ; Julien Grall ; Tim Deegan ; Daniel De Graaf ; Volodymyr Babchuk ; Jun Nakajima ; Kevin Tian ; Anthony

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-31 Thread Oleksandr Tyshchenko
On Fri, Oct 30, 2020 at 1:34 PM Masami Hiramatsu < masami.hirama...@linaro.org> wrote: > Hi Oleksandr, > Hi Masami, all [sorry for the possible format issue] > >> > > >> > Could you tell me how can I test it? > >> > > >> > > >> > I assume it is due to the lack of the virtio-disk backend

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-30 Thread Masami Hiramatsu
Hi Oleksandr, 2020年10月30日(金) 6:14 Oleksandr Tyshchenko : > > Hi Stefano > > [sorry for the possible format issue] > > On Thu, Oct 29, 2020 at 9:53 PM Stefano Stabellini > wrote: >> >> On Thu, 29 Oct 2020, Oleksandr Tyshchenko wrote: >> > On Thu, Oct 29, 2020 at 9:42 AM Masami Hiramatsu >> > wr

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-29 Thread Oleksandr Tyshchenko
Hi Alex. [sorry for the possible format issues] > I assume this is wiring up the required bits of support to handle the > IOREQ requests in QEMU? No, it is not related to QEMU. We don't run QEMU in our system. Being honest I have never tried to run it) virtio-disk backend PoC is a completely s

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-29 Thread Stefano Stabellini
On Thu, 29 Oct 2020, Oleksandr Tyshchenko wrote: > Hi Stefano > > [sorry for the possible format issue] > > On Thu, Oct 29, 2020 at 9:53 PM Stefano Stabellini > wrote: > On Thu, 29 Oct 2020, Oleksandr Tyshchenko wrote: > > On Thu, Oct 29, 2020 at 9:42 AM Masami Hiramatsu > wrote:

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-29 Thread Oleksandr Tyshchenko
Hi Stefano [sorry for the possible format issue] On Thu, Oct 29, 2020 at 9:53 PM Stefano Stabellini wrote: > On Thu, 29 Oct 2020, Oleksandr Tyshchenko wrote: > > On Thu, Oct 29, 2020 at 9:42 AM Masami Hiramatsu < > masami.hirama...@linaro.org> wrote: > > Hi Oleksandr, > > > > Hi Masami >

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-29 Thread Stefano Stabellini
On Thu, 29 Oct 2020, Alex Bennée wrote: > Oleksandr Tyshchenko writes: > > On Thu, Oct 29, 2020 at 9:42 AM Masami Hiramatsu < > > masami.hirama...@linaro.org> wrote: > > > >> Hi Oleksandr, > >> > > Hi Masami > > > > [sorry for the possible format issue] > > > > > >> > >> I would like to try this o

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-29 Thread Alex Bennée
Oleksandr Tyshchenko writes: > On Thu, Oct 29, 2020 at 9:42 AM Masami Hiramatsu < > masami.hirama...@linaro.org> wrote: > >> Hi Oleksandr, >> > Hi Masami > > [sorry for the possible format issue] > > >> >> I would like to try this on my arm64 board. >> > Glad to hear you are interested in this

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-29 Thread Stefano Stabellini
On Thu, 29 Oct 2020, Oleksandr Tyshchenko wrote: > On Thu, Oct 29, 2020 at 9:42 AM Masami Hiramatsu > wrote: > Hi Oleksandr, > > Hi Masami > > [sorry for the possible format issue] >   > > I would like to try this on my arm64 board. > > Glad to hear you are interested in this topi

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-29 Thread Oleksandr Tyshchenko
On Thu, Oct 29, 2020 at 9:42 AM Masami Hiramatsu < masami.hirama...@linaro.org> wrote: > Hi Oleksandr, > Hi Masami [sorry for the possible format issue] > > I would like to try this on my arm64 board. > Glad to hear you are interested in this topic. > > According to your comments in the patch

Re: [PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-29 Thread Masami Hiramatsu
Hi Oleksandr, I would like to try this on my arm64 board. According to your comments in the patch, I made this config file. # cat debian.conf name = "debian" type = "pvh" vcpus = 8 memory = 512 kernel = "/opt/agl/vmlinuz-5.9.0-1-arm64" ramdisk = "/opt/agl/initrd.img-5.9.0-1-arm64" cmdline= "conso

[PATCH V2 00/23] IOREQ feature (+ virtio-mmio) on Arm

2020-10-15 Thread Oleksandr Tyshchenko
From: Oleksandr Tyshchenko Hello all. The purpose of this patch series is to add IOREQ/DM support to Xen on Arm. You can find an initial discussion at [1] and RFC/V1 series at [2]/[3]. Xen on Arm requires some implementation to forward guest MMIO access to a device model in order to implement vi