Re: [Qemu-devel] [RFC PATCH v2 5/6] tests/acceptance: Add a kludge to not use the default console

["Alex Bennée" <alex.bennee@linaro.org>]

Philippe Mathieu-Daudé <f4bug@amsat.org> writes:

> The board already instantiate the proper devices, we don't want to
> add extra devices but connect the chardev to one of the serial already
> available.
>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  scripts/qemu.py                        | 6 ++++--
>  tests/acceptance/boot_linux_console.py | 3 ++-
>  2 files changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/scripts/qemu.py b/scripts/qemu.py
> index f099ce7278..7a975f4538 100644
> --- a/scripts/qemu.py
> +++ b/scripts/qemu.py
> @@ -211,8 +211,10 @@ class QEMUMachine(object):
>                                                   self._name + "-console.sock")
>              chardev = ('socket,id=console,path=%s,server,nowait' %
>                         self._console_address)
> -            device = '%s,chardev=console' % self._console_device_type
> -            args.extend(['-chardev', chardev, '-device', device])
> +            args.extend(['-chardev', chardev])
> +            if len(self._console_device_type):
> +                device = '%s,chardev=console' % self._console_device_type
> +                args.extend(['-device', device])
>          return args
>
>      def _pre_launch(self):
> diff --git a/tests/acceptance/boot_linux_console.py b/tests/acceptance/boot_linux_console.py
> index 72cf5e943c..510742c4c7 100644
> --- a/tests/acceptance/boot_linux_console.py
> +++ b/tests/acceptance/boot_linux_console.py
> @@ -69,9 +69,10 @@ class BootLinuxConsoleMips(Test):
>          kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
>
>          self.vm.set_machine('malta')
> -        self.vm.set_console()
> +        self.vm.set_console("") # FIXME this disable isa-serial to
>          use -serial

This is reminiscent of assumptions libvirt made about serial consoles.
Does -serial not work on x86 for old style setups? I'm sure I have
x86-64 boots with -serial mon:stdio lines.

>          kernel_command_line = 'console=ttyS0 printk.time=0'
>          self.vm.add_args('-m', "64",
> +                         '-serial', "chardev:console", # FIXME ... here.
>                           '-kernel', kernel_path,
>                           '-append', kernel_command_line)
>          self.vm.launch()


--
Alex Bennée