Re: [DistroKit] [PATCH 0/9] v7a: vexpress: Switch from vexpress-a9 to virt

[Robert Schwebel <r.schwebel@pengutronix.de>]

applied series.

On Tue, May 26, 2026 at 09:36:41PM +0200, Ahmad Fatoum wrote:
> The Vexpress support added to DistroKit was explicitly added for use
> with QEMU. barebox has rudimentary support for the Vexpress, but it has
> since been overshadowed by the more extensive support for the QEMU Virt
> platform.
> 
> barebox commit 8a7a891c5d35 ("clk: vexpress: clk-sp810: sync with Linux"),
> first included with v2026.01.0 fixed a possible crash for vexpress-a15
> by synchronizing the Vexpress/Versatile clock driver against the
> upstream version in Linux.
> 
> A side effect of this is that the clock on the vexpress-a9, which we are
> using, is now twice as fast, so sleep 10 in barebox takes 5 seconds instead.
> 
> There is a Github issue[1] to address this regression, but until that's
> resolved, we need to restore things to working order here.
> 
> Let's use the occasion for some cleanup and switch over fully to Virt.
> This also has the  advantage that this is similar to how we would
> likely implement the run command for v8 as well.
> 
> Ahmad Fatoum (9):
>   v7a: rauc: fix /dev/disk/by-usage symlinks for FairyTux 2
>   v7a: vexpress: do not save environment on missing-bootsource
>   datapartition: fix regex for virtualized block devices
>   v7a: delete non-functional run-nfs
>   v7a: run: drop non-functional scsi option
>   v7a: vexpress: drop non-functional 9p boot target
>   v7a: vexpress: Switch from vexpress-a9 to virt
>   v7a: run: do not shutdown on reboot
>   Revert "platform-v7a: vexpress: use only one core for barebox"
> 
>  .../init/missing-bootsource                   |  5 +-
>  .../match.of_compatible/arm,vexpress/boot/9p  | 10 --
>  .../linux,dummy-virt/boot/qemu-virt.root-A    |  4 +
>  .../linux,dummy-virt/boot/qemu-virt.root-B    |  4 +
>  configs/platform-v7a/barebox.config           | 25 ++++-
>  .../config/images/vexpress-nor.config         |  8 +-
>  configs/platform-v7a/kernelconfig             | 13 ++-
>  configs/platform-v7a/platformconfig           |  2 +-
>  configs/platform-v7a/qemu-common              | 92 -------------------
>  .../rules/image-vexpress-nor.make             |  4 -
>  configs/platform-v7a/run                      | 52 +++--------
>  configs/platform-v7a/run-nfs                  | 20 ----
>  projectroot/etc/rc.once.d/repart              |  2 +-
>  .../lib/udev/rules.d/90-rauc-partitions.rules |  4 +-
>  14 files changed, 56 insertions(+), 189 deletions(-)
>  delete mode 100644 configs/platform-v7a/barebox-defaultenv/match.of_compatible/arm,vexpress/boot/9p
>  create mode 100644 configs/platform-v7a/barebox-defaultenv/match.of_compatible/linux,dummy-virt/boot/qemu-virt.root-A
>  create mode 100755 configs/platform-v7a/barebox-defaultenv/match.of_compatible/linux,dummy-virt/boot/qemu-virt.root-B
>  delete mode 100755 configs/platform-v7a/qemu-common
>  delete mode 100755 configs/platform-v7a/run-nfs
> 
> -- 
> 2.47.3
> 
> 
> 

-- 
Pengutronix e.K.                           | Dipl.-Ing. Robert Schwebel  |
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