On 6/3/21 7:19 PM, Alex Bennée wrote:
>
> Philippe Mathieu-Daudé <phi...@redhat.com> writes:
>
>> Introduce the 'query-accels' QMP command which returns a list
>> of built-in accelerator names.
>>
>> - Accelerator is a QAPI enum of all existing accelerators,
>>
>> - AcceleratorInfo is a QAPI structure providing accelerator
>> specific information. Currently the common structure base
>> provides the name of the accelerator, while the specific
>> part is empty, but each accelerator can expand it.
>>
>> - 'query-accels' QMP command returns a list of @AcceleratorInfo
>>
>> For example on a KVM-only build we get:
>>
>> { "execute": "query-accels" }
>> {
>> "return": [
>> {
>> "name": "qtest"
>> },
>> {
>> "name": "kvm"
>> }
>> ]
>> }
>>
>> Reviewed-by: Eric Blake <ebl...@redhat.com>
>> Reviewed-by: Alex Bennée <alex.ben...@linaro.org>
>> Tested-by: Alex Bennée <alex.ben...@linaro.org>
>> Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com>
>> ---
>> v8:
>> - Include code snippet from Markus adding to machine-target.json
>> to be able to use enum values or union branches conditional.
>> - Use accel_find() on enum to be sure the accelerator is enabled
>> at runtime (chat with jsnow / eblake).
>
> Hmm something broke because now I get:
>
> /usr/lib/x86_64-linux-gnu/libpixman-1.so -lgthread-2.0 -lglib-2.0 -lstdc++
> -Wl,--end-group
> /usr/bin/ld: libqemu-aarch64_be-linux-user.fa.p/accel_accel-qmp.c.o: in
> function `qmp_query_accels':
> /home/alex/lsrc/qemu.git/builds/arm.all/../../accel/accel-qmp.c:15: undefined
> reference to `Accelerator_lookup'
> collect2: error: ld returned 1 exit status
> [1327/1413] Linking target qemu-io
Sorry I missed that for user-mode, will be fixed in v9.
