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| author | Michael S. Tsirkin <mst@redhat.com> | 2010-01-10 13:52:41 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2010-01-11 13:40:59 -0600 |
| commit | d2364ee424ebf9180afaf21128a71da55321ad00 (patch) | |
| tree | 519adc359962cf6c269b291a054cbaf2916deb73 /hw/qdev.h | |
| parent | c0ced0f3a76c9f3ad680141f751dd1a20c91bbbf (diff) | |
| download | hqemu-d2364ee424ebf9180afaf21128a71da55321ad00.zip hqemu-d2364ee424ebf9180afaf21128a71da55321ad00.tar.gz | |
qdev: add bit property type
This adds "bit" property type, which is a boolean stored in a 32 bit
integer field, with legal values on and off. Will be used by virtio for
feature bits.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/qdev.h')
| -rw-r--r-- | hw/qdev.h | 11 |
1 files changed, 11 insertions, 0 deletions
@@ -64,6 +64,7 @@ struct Property { const char *name; PropertyInfo *info; int offset; + int bitnr; void *defval; }; @@ -82,6 +83,7 @@ enum PropertyType { PROP_TYPE_NETDEV, PROP_TYPE_VLAN, PROP_TYPE_PTR, + PROP_TYPE_BIT, }; struct PropertyInfo { @@ -173,6 +175,7 @@ void do_device_del(Monitor *mon, const QDict *qdict); /*** qdev-properties.c ***/ +extern PropertyInfo qdev_prop_bit; extern PropertyInfo qdev_prop_uint8; extern PropertyInfo qdev_prop_uint16; extern PropertyInfo qdev_prop_uint32; @@ -202,6 +205,14 @@ extern PropertyInfo qdev_prop_pci_devfn; + type_check(_type,typeof_field(_state, _field)), \ .defval = (_type[]) { _defval }, \ } +#define DEFINE_PROP_BIT(_name, _state, _field, _bit, _defval) { \ + .name = (_name), \ + .info = &(qdev_prop_bit), \ + .bitnr = (_bit), \ + .offset = offsetof(_state, _field) \ + + type_check(uint32_t,typeof_field(_state, _field)), \ + .defval = (bool[]) { (_defval) }, \ + } #define DEFINE_PROP_UINT8(_n, _s, _f, _d) \ DEFINE_PROP_DEFAULT(_n, _s, _f, _d, qdev_prop_uint8, uint8_t) |
