1 files changed, 11 insertions, 0 deletions

diff --git a/include/linux/vt.h b/include/linux/vt.h
index 9f95b0bea5b3..ba806e8711be 100644
--- a/include/linux/vt.h
+++ b/include/linux/vt.h
@@ -1,6 +1,16 @@
 #ifndef _LINUX_VT_H
 #define _LINUX_VT_H
 
+/*
+ * These constants are also useful for user-level apps (e.g., VC
+ * resizing).
+ */
+#define MIN_NR_CONSOLES 1       /* must be at least 1 */
+#define MAX_NR_CONSOLES 63      /* serial lines start at 64 */
+#define MAX_NR_USER_CONSOLES 63 /* must be root to allocate above this */
+                /* Note: the ioctl VT_GETSTATE does not work for
+                   consoles 16 and higher (since it returns a short) */
+
 /* 0x56 is 'V', to avoid collision with termios and kd */
 
 #define VT_OPENQRY      0x5600  /* find available vt */
@@ -50,5 +60,6 @@ struct vt_consize {
 #define VT_RESIZEX      0x560A  /* set kernel's idea of screensize + more */
 #define VT_LOCKSWITCH   0x560B  /* disallow vt switching */
 #define VT_UNLOCKSWITCH 0x560C  /* allow vt switching */
+#define VT_GETHIFONTMASK 0x560D  /* return hi font mask */
 
 #endif /* _LINUX_VT_H */