qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
1# For now, we require the base to be a struct without variants
2# TODO: It would be possible to allow a union as a base, as long as all
3# permutations of QMP names exposed by base do not clash with any QMP
4# member names added by local variants.
5{ 'enum': 'TestEnum',
6 'data': [ 'value1', 'value2' ] }
7{ 'struct': 'TestTypeA',
8 'data': { 'string': 'str' } }
9{ 'struct': 'TestTypeB',
10 'data': { 'integer': 'int' } }
11{ 'union': 'UnionBase',
12 'data': { 'kind1': 'TestTypeA',
13 'kind2': 'TestTypeB' } }
14{ 'union': 'TestUnion',
15 'base': 'UnionBase',
16 'discriminator': 'type',
17 'data': { 'kind1': 'TestTypeA',
18 'kind2': 'TestTypeB' } }