1 #ifndef _LINUX_VT_H 2 #define _LINUX_VT_H 3 4 /* 0x56 is 'V', to avoid collision with termios and kd */ 5 6 #define VT_OPENQRY 0x5600 /* find available vt */ 7 8 struct vt_mode { 9 char mode; /* vt mode */ 10 char waitv; /* if set, hang on writes if not active */ 11 short relsig; /* signal to raise on release req */ 12 short acqsig; /* signal to raise on acquisition */ 13 short frsig; /* unused (set to 0) */ 14 }; 15 #define VT_GETMODE 0x5601 /* get mode of active vt */ 16 #define VT_SETMODE 0x5602 /* set mode of active vt */ 17 #define VT_AUTO 0x00 /* auto vt switching */ 18 #define VT_PROCESS 0x01 /* process controls switching */ 19 #define VT_ACKACQ 0x02 /* acknowledge switch */ 20 21 struct vt_stat { 22 unsigned short v_active; /* active vt */ 23 unsigned short v_signal; /* signal to send */ 24 unsigned short v_state; /* vt bitmask */ 25 }; 26 #define VT_GETSTATE 0x5603 /* get global vt state info */ 27 #define VT_SENDSIG 0x5604 /* signal to send to bitmask of vts */ 28 29 #define VT_RELDISP 0x5605 /* release display */ 30 31 #define VT_ACTIVATE 0x5606 /* make vt active */ 32 #define VT_WAITACTIVE 0x5607 /* wait for vt active */ 33 #define VT_DISALLOCATE 0x5608 /* free memory associated to vt */ 34 35 struct vt_sizes { 36 unsigned short v_rows; /* number of rows */ 37 unsigned short v_cols; /* number of columns */ 38 unsigned short v_scrollsize; /* number of lines of scrollback */ 39 }; 40 #define VT_RESIZE 0x5609 /* set kernel's idea of screensize */ 41 42 struct vt_consize { 43 unsigned short v_rows; /* number of rows */ 44 unsigned short v_cols; /* number of columns */ 45 unsigned short v_vlin; /* number of pixel rows on screen */ 46 unsigned short v_clin; /* number of pixel rows per character */ 47 unsigned short v_vcol; /* number of pixel columns on screen */ 48 unsigned short v_ccol; /* number of pixel columns per character */ 49 }; 50 #define VT_RESIZEX 0x560A /* set kernel's idea of screensize + more */ 51 #define VT_LOCKSWITCH 0x560B /* disallow vt switching */ 52 #define VT_UNLOCKSWITCH 0x560C /* allow vt switching */ 53 54 #endif /* _LINUX_VT_H */ 55