Re: [Qemu-devel] [PATCH] tests/boot_linux_console: add a test for riscv64 + virt

[Chih-Min Chao <chihmin.chao@sifive.com>]

On Thu, Jul 11, 2019 at 2:53 AM Alistair Francis <alistair23@gmail.com>
wrote:

> On Wed, Jul 10, 2019 at 10:51 AM Chih-Min Chao <chihmin.chao@sifive.com>
> wrote:
> >
> > Similar to the mips + malta test, it boots a Linux kernel on a virt
> > board and verify the serial is working.  Also, it relies on the serial
> > device set by the machine itself.
> >
> > If riscv64 is a target being built, "make check-acceptance" will
> > automatically include this test by the use of the "arch:riscv64" tags.
> >
> > Alternatively, this test can be run using:
> >
> >   $ avocado run -t arch:riscv64 tests/acceptance
> >
> > Signed-off-by: Chih-Min Chao <chihmin.chao@sifive.com>
>
> Awesome! Thanks for the test case. This will help a lot with RISC-V
> regressions in QEMU.
>
> > ---
> >  tests/acceptance/boot_linux_console.py | 40
> ++++++++++++++++++++++++++++++++++
> >  1 file changed, 40 insertions(+)
> >
> > diff --git a/tests/acceptance/boot_linux_console.py
> b/tests/acceptance/boot_linux_console.py
> > index 3215950..bbc6b06 100644
> > --- a/tests/acceptance/boot_linux_console.py
> > +++ b/tests/acceptance/boot_linux_console.py
> > @@ -354,3 +354,43 @@ class BootLinuxConsole(Test):
> >          self.vm.launch()
> >          console_pattern = 'Kernel command line: %s' %
> kernel_command_line
> >          self.wait_for_console_pattern(console_pattern)
> > +
> > +    def test_riscv64_virt(self):
> > +        """
> > +        :avocado: tags=arch:riscv64
> > +        :avocado: tags=machine:virt
> > +        """
> > +
> > +        kernel_url = ('https://github.com/chihminchao/test-binary/raw/'
>
> These images need to be built with a standard build flow. Having them
> built from SiFive's custom scripts will make debugging problems in the
> future impossible. I'm also a little worried here about GPL
> violations, I'm not sure if it's enough to just point to a script SHA
> to meet GPL source disclosure. I know companies have huge headaches
> meeting GPL requirements so this seems too easy.
>

   I am not very familiar with this kind of binary and source license
conflict.
   Is it ok if I write a simple script with BSD license to build  kernel
and image from sifive's linux/buildroot repo and commit the script to my
test-binary repo ?

>
> > +
> '0b7787305d9e40815c05a805266cc74ff356239e/qemu/riscv64/'
> > +                      'bbl_w_kernel.gz')
>
> Don't use BBL, most people use OpenSBI now which is what we should be
> testing with.
>
   I will try to move to OpenSBI in next version. My environment is based
freedom-u-sdk and It still relays  on BBL. So ..:P

>
> > +        kernel_hash = 'c7f6cc7967975ad42dc61ee0535db01c9cbd0968'
> > +        kernel_path_gz = self.fetch_asset(kernel_url,
> asset_hash=kernel_hash)
> > +        kernel_path = self.workdir + "bbl_w_kernel"
> > +
> > +        with gzip.open(kernel_path_gz, 'rb') as f_in:
> > +            with open(kernel_path, 'wb') as f_out:
> > +                shutil.copyfileobj(f_in, f_out)
> > +
> > +        initrd_url = ('https://github.com/groeck/linux-build-test/raw/'
> > +                      '8584a59ed9e5eb5ee7ca91f6d74bbb06619205b8/rootfs/'
> > +                      'riscv64/rootfs.cpio.gz')
>
> Same comment about build tools.
>
>
> Alistair
>
>     Got it

> > +        initrd_hash = 'f4867d263754961b6f626cdcdc0cb334c47e3b49'
> > +        initrd_path = self.fetch_asset(initrd_url,
> asset_hash=initrd_hash)
> > +
> > +        self.vm.set_machine('virt')
> > +        self.vm.set_console()
> > +        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE
> > +                               + 'console=ttyS0 noreboot')
> > +        self.vm.add_args('-kernel', kernel_path,
> > +                         '-initrd', initrd_path,
> > +                         '-append', kernel_command_line)
> > +        self.vm.launch()
> > +        self.wait_for_console_pattern('Boot successful.')
> > +
> > +        self.exec_command_and_wait_for_pattern('cat /proc/cpuinfo',
> > +                                               'isa')
> > +        self.exec_command_and_wait_for_pattern('uname -a',
> > +                                               'sifive')
> > +        self.exec_command_and_wait_for_pattern('reboot',
> > +                                               'reboot: Restarting
> system')
> > --
> > 2.7.4
> >
> >
>