| Message ID | 20150506120753.8607.17240.stgit@bahia.huguette.org |
|---|---|
| State | New |
| Headers | show |
diff --git a/include/hw/virtio/virtio-access.h b/include/hw/virtio/virtio-access.h index 46456fd..caf0940 100644 --- a/include/hw/virtio/virtio-access.h +++ b/include/hw/virtio/virtio-access.h @@ -28,6 +28,19 @@ static inline bool virtio_access_is_big_endian(VirtIODevice *vdev) #endif } +static inline bool virtio_legacy_is_cross_endian(VirtIODevice *vdev) +{ +#ifdef TARGET_IS_BIENDIAN +#ifdef HOST_WORDS_BIGENDIAN + return !virtio_is_big_endian(vdev); +#else + return virtio_is_big_endian(vdev); +#endif +#else + return false; +#endif +} + static inline uint16_t virtio_lduw_phys(VirtIODevice *vdev, hwaddr pa) { if (virtio_access_is_big_endian(vdev)) {
This helper will be used by vhost and tap to detect cross-endianness in the legacy virtio case. Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> --- include/hw/virtio/virtio-access.h | 13 +++++++++++++ 1 file changed, 13 insertions(+)