Re: [docs] [PATCH v2] ref-manual/variables.rst: document the QB_DEFAULT_BIOS variable

["Antonin Godard" <antonin.godard@bootlin.com>]

Hi,

On Tue Aug 11, 2026 at 3:31 PM CEST, Quentin Schulz via lists.yoctoproject.org wrote:
> Hi Antonin,
>
> On 8/11/26 3:17 PM, Antonin Godard via lists.yoctoproject.org wrote:
>> The QB_DEFAULT_BIOS allows setting the -bios parameter of QEMU, which
>> can be used to emulate U-Boot, for example.
>> 
>> Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
>> ---
>> Changes in v2:
>> - Address comments from Quentin (thanks!)
>> - Link to v1: https://patch.msgid.link/20260804-qb-default-bios-v1-1-bc851931973d@bootlin.com
>> ---
>>   documentation/ref-manual/variables.rst | 19 +++++++++++++++++++
>>   1 file changed, 19 insertions(+)
>> 
>> diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
>> index e75f42afe..f4ed9a883 100644
>> --- a/documentation/ref-manual/variables.rst
>> +++ b/documentation/ref-manual/variables.rst
>> @@ -8084,6 +8084,25 @@ system and gives an overview of their function and contents.
>>         replaces the ``@CLIENT@`` and ``@GATEWAY@`` place holders by the IP and
>>         the gateway address of the QEMU guest.
>>   
>> +   :term:`QB_DEFAULT_BIOS`
>> +      The :term:`QB_DEFAULT_BIOS` variable can be used to provide a default
>
> "can be used to provide a default value" can be read as "it's not 
> mandatory" while it is when using runqemu

It's not? Using runqemu with qemuarm64 and _without_ a BIOS value (or
QB_DEFAULT_BIOS) is possible. In fact it's the default behavior.

Antonin