diff options
Diffstat (limited to 'hw/qdev.h')
| -rw-r--r-- | hw/qdev.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/hw/qdev.h b/hw/qdev.h index 91d9f5f184..e8b4786067 100644 --- a/hw/qdev.h +++ b/hw/qdev.h @@ -160,6 +160,44 @@ extern PropertyInfo qdev_prop_macaddr; extern PropertyInfo qdev_prop_drive; extern PropertyInfo qdev_prop_pci_devfn; +#define typeof_field(type, field) typeof(((type *)0)->field) +#define type_check(t1,t2) ((t1*)0 - (t2*)0) + +#define DEFINE_PROP(_name, _state, _field, _prop, _type) { \ + .name = (_name), \ + .info = &(_prop), \ + .offset = offsetof(_state, _field) \ + + type_check(_type,typeof_field(_state, _field)), \ + } +#define DEFINE_PROP_DEFAULT(_name, _state, _field, _defval, _prop, _type) { \ + .name = (_name), \ + .info = &(_prop), \ + .offset = offsetof(_state, _field) \ + + type_check(_type,typeof_field(_state, _field)), \ + .defval = (_type[]) { _defval }, \ + } + +#define DEFINE_PROP_UINT16(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint16, uint16_t) +#define DEFINE_PROP_UINT32(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint32, uint32_t) +#define DEFINE_PROP_UINT64(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint64, uint64_t) +#define DEFINE_PROP_HEX32(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex32, uint32_t) +#define DEFINE_PROP_HEX64(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_hex64, uint64_t) +#define DEFINE_PROP_PCI_DEVFN(_n, _s, _f, _d) \ + DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_pci_devfn, uint32_t) + +#define DEFINE_PROP_PTR(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_ptr, void*) +#define DEFINE_PROP_MACADDR(_n, _s, _f) \ + DEFINE_PROP(_n, _s, _f, qdev_prop_macaddr, uint8_t[6]) + +#define DEFINE_PROP_END_OF_LIST() \ + {} + /* Set properties between creation and init. */ void *qdev_get_prop_ptr(DeviceState *dev, Property *prop); int qdev_prop_parse(DeviceState *dev, const char *name, const char *value); |