minix/drivers/vbox/vbox.h
David van Moolenbroek 0aa01a2dce Add vbox -- VirtualBox time sync driver
Sets time forward to match the host time.

Started automatically if the corresponding device is present.
2011-11-23 18:15:43 +01:00

44 lines
872 B
C

#ifndef _VBOX_H
#define _VBOX_H
#define VBOX_PCI_VID 0x80ee
#define VBOX_PCI_DID 0xcafe
struct VMMDevRequestHeader {
u32_t size;
u32_t version;
u32_t type;
i32_t rc;
u32_t reserved[2];
};
struct VBoxGuestInfo {
u32_t add_version;
u32_t os_type;
};
struct VMMDevReportGuestInfo {
struct VMMDevRequestHeader header;
struct VBoxGuestInfo guest_info;
};
struct VMMDevReqHostTime {
struct VMMDevRequestHeader header;
u64_t time;
};
#define VMMDEV_MAKEWORD(m,n) (((m) << 16) | (n))
#define VMMDEV_BACKDOOR_VERSION VMMDEV_MAKEWORD(1, 1)
#define VMMDEV_GUEST_VERSION VMMDEV_MAKEWORD(1, 4)
#define VMMDEV_GUEST_OS_OTHER 0x90000 /* this is L4 - close enough */
#define VMMDEV_REQ_REPORTGUESTINFO 50
#define VMMDEV_REQ_HOSTTIME 10
#define VMMDEV_ERR_OK 0
#define VMMDEV_ERR_PERM (-10)
#define VMMDEV_BUF_SIZE 4096 /* just one page */
#endif /* _VBOX_H */