| #ifndef _LINUX_VIRTIO_CONFIG_H |
| #define _LINUX_VIRTIO_CONFIG_H |
| /* Virtio devices use a standardized configuration space to define their |
| * features and pass configuration information, but each implementation can |
| * store and access that space differently. */ |
| #include <linux/types.h> |
| |
| /* Status byte for guest to report progress, and synchronize features. */ |
| /* We have seen device and processed generic fields (VIRTIO_CONFIG_F_VIRTIO) */ |
| #define VIRTIO_CONFIG_S_ACKNOWLEDGE 1 |
| /* We have found a driver for the device. */ |
| #define VIRTIO_CONFIG_S_DRIVER 2 |
| /* Driver has used its parts of the config, and is happy */ |
| #define VIRTIO_CONFIG_S_DRIVER_OK 4 |
| /* We've given up on this device. */ |
| #define VIRTIO_CONFIG_S_FAILED 0x80 |
| |
| #endif /* _LINUX_VIRTIO_CONFIG_H */ |
