1 /* 2 * This file is subject to the terms and conditions of the GNU General Public 3 * License. See the file "COPYING" in the main directory of this archive 4 * for more details. 5 * 6 * Copyright (C) 1995, 96, 99, 2001 Ralf Baechle <ralf@linux-mips.org> 7 * Copyright (C) 2009 Wind River Systems 8 * Written by Ralf Baechle <ralf@linux-mips.org> 9 */ 10 #ifndef __ASM_IOCTL_H 11 #define __ASM_IOCTL_H 12 13 #define _IOC_SIZEBITS 13 14 #define _IOC_DIRBITS 3 15 16 /* 17 * Direction bits _IOC_NONE could be 0, but OSF/1 gives it a bit. 18 * And this turns out useful to catch old ioctl numbers in header 19 * files for us. 20 */ 21 #define _IOC_NONE 1U 22 #define _IOC_READ 2U 23 #define _IOC_WRITE 4U 24 25 #include <asm-generic/ioctl.h> 26 27 #endif /* __ASM_IOCTL_H */ 28