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| author | David S. Miller <davem@davemloft.net> | 2010-05-31 16:46:45 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-05-31 16:46:45 +0400 |
| commit | 64960848abd18d0bcde3f53ffa7ed0b631e6b25d (patch) | |
| tree | 8424a1c550a98ce09f127425fde9b7b5f2f5027a /include/linux/virtio_console.h | |
| parent | 2903037400a26e7c0cc93ab75a7d62abfacdf485 (diff) | |
| parent | 67a3e12b05e055c0415c556a315a3d3eb637e29e (diff) | |
| download | linux-64960848abd18d0bcde3f53ffa7ed0b631e6b25d.tar.xz | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'include/linux/virtio_console.h')
| -rw-r--r-- | include/linux/virtio_console.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/linux/virtio_console.h b/include/linux/virtio_console.h index 92228a8fbcbc..a85064db8f94 100644 --- a/include/linux/virtio_console.h +++ b/include/linux/virtio_console.h @@ -12,14 +12,39 @@ /* Feature bits */ #define VIRTIO_CONSOLE_F_SIZE 0 /* Does host provide console size? */ +#define VIRTIO_CONSOLE_F_MULTIPORT 1 /* Does host provide multiple ports? */ + +#define VIRTIO_CONSOLE_BAD_ID (~(u32)0) struct virtio_console_config { /* colums of the screens */ __u16 cols; /* rows of the screens */ __u16 rows; + /* max. number of ports this device can hold */ + __u32 max_nr_ports; } __attribute__((packed)); +/* + * A message that's passed between the Host and the Guest for a + * particular port. + */ +struct virtio_console_control { + __u32 id; /* Port number */ + __u16 event; /* The kind of control event (see below) */ + __u16 value; /* Extra information for the key */ +}; + +/* Some events for control messages */ +#define VIRTIO_CONSOLE_DEVICE_READY 0 +#define VIRTIO_CONSOLE_PORT_ADD 1 +#define VIRTIO_CONSOLE_PORT_REMOVE 2 +#define VIRTIO_CONSOLE_PORT_READY 3 +#define VIRTIO_CONSOLE_CONSOLE_PORT 4 +#define VIRTIO_CONSOLE_RESIZE 5 +#define VIRTIO_CONSOLE_PORT_OPEN 6 +#define VIRTIO_CONSOLE_PORT_NAME 7 + #ifdef __KERNEL__ int __init virtio_cons_early_init(int (*put_chars)(u32, const char *, int)); #endif /* __KERNEL__ */ |