[U-Boot] [PATCH 2/2] travis: Wire Xilinx Versal Virt platform

Tom Rini trini at konsulko.com
Mon Jan 7 17:13:29 UTC 2019 

On Mon, Jan 07, 2019 at 05:57:10PM +0100, Alexander Graf wrote:
> On 01/07/2019 01:46 PM, Michal Simek wrote:
> >On 07. 01. 19 13:28, Tom Rini wrote:
> >>On Mon, Jan 07, 2019 at 01:18:46PM +0100, Michal Simek wrote:
> >>>On 04. 01. 19 4:01, Tom Rini wrote:
> >>>>On Fri, Jan 04, 2019 at 09:29:47AM +0800, Bin Meng wrote:
> >>>>>On Thu, Jan 3, 2019 at 9:39 PM Tom Rini <trini at konsulko.com> wrote:
> >>>>>>On Thu, Jan 03, 2019 at 09:00:41AM +0100, Michal Simek wrote:
> >>>>>>>On 26. 12. 18 15:29, Tom Rini wrote:
> >>>>>>>>On Thu, Dec 20, 2018 at 04:30:19PM +0800, Bin Meng wrote:
> >>>>>>>>>Hi Michal,
> >>>>>>>>>
> >>>>>>>>>On Thu, Dec 20, 2018 at 4:17 PM Michal Simek <michal.simek at xilinx.com> wrote:
> >>>>>>>>>>On 20. 12. 18 9:09, Bin Meng wrote:
> >>>>>>>>>>>On Thu, Dec 20, 2018 at 3:55 PM Michal Simek <michal.simek at xilinx.com> wrote:
> >>>>>>>>>>>>Test Xilinx Versal Virt platform running on the v3.1.0 Qemu.
> >>>>>>>>>>>>
> >>>>>>>>>>>>Signed-off-by: Michal Simek <michal.simek at xilinx.com>
> >>>>>>>>>>>>---
> >>>>>>>>>>>>
> >>>>>>>>>>>>Patch needs to be applied when this PR is merged.
> >>>>>>>>>>>>https://github.com/swarren/uboot-test-hooks/pull/21
> >>>>>>>>>>>>
> >>>>>>>>>>>>---
> >>>>>>>>>>>>  .travis.yml | 8 ++++++++
> >>>>>>>>>>>>  1 file changed, 8 insertions(+)
> >>>>>>>>>>>>
> >>>>>>>>>>>>diff --git a/.travis.yml b/.travis.yml
> >>>>>>>>>>>>index 6e4b4ba0a34a..e14e6987e4cf 100644
> >>>>>>>>>>>>--- a/.travis.yml
> >>>>>>>>>>>>+++ b/.travis.yml
> >>>>>>>>>>>>@@ -454,6 +454,14 @@ matrix:
> >>>>>>>>>>>>            QEMU_TARGET="arm-softmmu"
> >>>>>>>>>>>>            TEST_PY_ID="--id qemu"
> >>>>>>>>>>>>            BUILDMAN="^zynq_zc702$"
> >>>>>>>>>>>>+    - name: "test/py xilinx_versal_virt"
> >>>>>>>>>>>>+      env:
> >>>>>>>>>>>>+        - TEST_PY_BD="xilinx_versal_virt"
> >>>>>>>>>>>>+          TEST_PY_TEST_SPEC="not sleep"
> >>>>>>>>>>>>+          QEMU_TARGET="aarch64-softmmu"
> >>>>>>>>>>>>+          QEMU_VERSION="v3.1.0"
> >>>>>>>>>>>>+          TEST_PY_ID="--id qemu"
> >>>>>>>>>>>>+          BUILDMAN="^xilinx_versal_virt$"
> >>>>>>>>>>>Can we turn on 3.1.0 for all QEMU targets?
> >>>>>>>>>>I expected this question.
> >>>>>>>>>>First of all I wanted to enable an option to be able to wire whatever
> >>>>>>>>>>version. Even sha1 for not released version.
> >>>>>>>>>>
> >>>>>>>>>>I think we can try to test v3.1.0 qemu version for all boards but I will
> >>>>>>>>>>let Tom to decide is we can move or not.
> >>>>>>>>>>
> >>>>>>>>>Yes, please try to test that. If everything is good, I see no reason
> >>>>>>>>>not using it.
> >>>>>>>>Yes, I would also like to move everyone up to v3.1.0 and also having the
> >>>>>>>>version we use be spelled out will help with future reproducibility.
> >>>>>>>>
> >>>>>>>v3.1 is not working on vexpress_ca9x4 and vexpress_ca15_tc2.
> >>>>>>>take a look at https://travis-ci.org/michalsimek/u-boot/builds/470873127
> >>>>>>>I am happy to keep them on v3.0 and move the rest to v3.1 and let
> >>>>>>>vexpress guys to figured out what's wrong with v3.1 and configs around.
> >>>>>>>
> >>>>>>>What do you think?
> >>>>>>The error is:
> >>>>>>---------------------------- Captured stdout setup -----------------------------
> >>>>>>+u-boot-test-reset vexpress_ca15_tc2 qemu
> >>>>>>qemu-system-arm: -tftp: invalid option
> >>>>>>
> >>>>>>And I guess the problem is that by v3.1.0 -tftp has been removed and we
> >>>>>>need to use -netdev user,id=net0,tftp=${UBOOT_TRAVIS_BUILD_DIR} like on
> >>>>>>the other QEMU-based targets.  Can you update uboot-test-hooks (change
> >>>>>>.travis.yml to clone your fork of uboot-test-hooks rather than
> >>>>>>swarren's) to have the modern syntax?  Thanks!
> >>>>>I think the correct approach is to update uboot-test-hooks and send PR
> >>>>>to Stephen, then apply this 3.1.0 patch on the U-Boot side. We should
> >>>>>still have U-Boot's .travis.yml point to swarren's git repo, no?
> >>>>Yes, sorry, to be clear, I was just saying how to debug / confirm the
> >>>>changes to uboot-test-hooks.
> >>>I have created new pull request for fixing that network issue here.
> >>>https://github.com/swarren/uboot-test-hooks/pull/22
> >>>
> >>>But for vexpress_ca15_tc2 there is still an issue with helloworld efi.
> >>>It works on v3.0 but not on v3.1.
> >>>
> >>>=> => tftpboot 80000000 lib/efi_loader/helloworld.efi
> >>>smc911x: MAC 52:54:00:12:34:56
> >>>smc911x: detected LAN9118 controller
> >>>smc911x: phy initialized
> >>>smc911x: MAC 52:54:00:12:34:56
> >>>Using smc911x-0 device
> >>>TFTP from server 10.0.2.2; our IP address is 10.0.2.15
> >>>Filename 'lib/efi_loader/helloworld.efi'.
> >>>Load address: 0x80000000
> >>>Loading: #
> >>>	 2 MiB/s
> >>>done
> >>>Bytes transferred = 2144 (860 hex)
> >>>smc911x: MAC 52:54:00:12:34:56
> >>>=> => crc32 80000000 $filesize
> >>>CRC32 for 80000000 ... 8000085f ==> b76d87c0
> >>>=> => bootefi 80000000
> >>>Scanning disks on mmc...
> >>>^[[61;213RCard did not respond to voltage select!
> >>>MMC Device 1 not found
> >>>MMC Device 2 not found
> >>>MMC Device 3 not found
> >>>Found 0 disks
> >>>WARNING: booting without device tree
> >>>## Starting EFI application at 80000000 ...
> >>>Fs+u-boot-test-reset vexpress_ca15_tc2 qemu
> >>>
> >>>I need to move to something else instead of hacking this target.
> >>>
> >>>My goal is to get Versal to travis to make sure that none is breaking it
> >>>not debugging issues with platform I don't know.
> >>>Can I keep this platform on v3.0 and move the rest to 3.1?
> >>Alex, any ideas?  Can you take a look?  Thanks!
> >>
> >Just in case you want to see some logs from travis.
> >https://travis-ci.org/michalsimek/u-boot/builds/475350468
> 
> 
> So the offending change is a new capability in QEMU that exposes EL2 (HYP)
> mode on the Cortex-A15 core which this vexpress model uses. There are 2
> steps here IMHO:
> 
> 1) Disable EL2 again by hand. This is easily doable by passing "-cpu
> cortex-a15,has_el2=off" to the QEMU command line. That restores the previous
> behavior

... which is one more change to the uboot-test-scripts repo, can someone
please?  Thanks.

> 2) Find out *why* it's broken. That's probably a U-Boot bug.

Agreed.

-- 
Tom
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