include/minix/vboxif.h

   1 #ifndef _MINIX_VBOXIF_H
   2 #define _MINIX_VBOXIF_H
   3
   4 /*===========================================================================*
   5  *                      Messages for VBOX device                             *
   6  *===========================================================================*/
   7
   8 /* Base type for VBOX requests and responses. */
   9 #define VBOX_RQ_BASE    0x1600
  10 #define VBOX_RS_BASE    0x1680
  11
  12 #define IS_VBOX_RQ(type) (((type) & ~0x7f) == VBOX_RQ_BASE)
  13 #define IS_VBOX_RS(type) (((type) & ~0x7f) == VBOX_RS_BASE)
  14
  15 /* Message types for VBOX requests. */
  16 #define VBOX_OPEN       (VBOX_RQ_BASE + 0)      /* open a connection */
  17 #define VBOX_CLOSE      (VBOX_RQ_BASE + 1)      /* close a connection */
  18 #define VBOX_CALL       (VBOX_RQ_BASE + 2)      /* perform a call */
  19 #define VBOX_CANCEL     (VBOX_RQ_BASE + 3)      /* cancel an ongoing call */
  20
  21 /* Message types for VBOX responses. */
  22 #define VBOX_REPLY      (VBOX_RS_BASE + 0)      /* general reply code */
  23
  24 /* Field names for VBOX messages. */
  25 #define VBOX_CONN       m2_i1   /* connection identifier */
  26 #define VBOX_GRANT      m2_i2   /* grant ID of buffer or name */
  27 #define VBOX_COUNT      m2_i3   /* number of bytes or elements */
  28 #define VBOX_RESULT     m2_i1   /* result or error code */
  29 #define VBOX_CODE       m2_i2   /* VirtualBox result code */
  30 #define VBOX_FUNCTION   m2_l1   /* function call number */
  31 #define VBOX_ID         m2_l2   /* opaque request ID */
  32
  33 #endif /* _MINIX_VBOXIF_H */