From deae26bf6a10e47983606f5df080b91e97650ead Mon Sep 17 00:00:00 2001 From: Kyle McMartin Date: Mon, 28 Jul 2008 23:02:13 -0400 Subject: parisc: move include/asm-parisc to arch/parisc/include/asm --- arch/parisc/include/asm/ioctl.h | 44 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 arch/parisc/include/asm/ioctl.h (limited to 'arch/parisc/include/asm/ioctl.h') diff --git a/arch/parisc/include/asm/ioctl.h b/arch/parisc/include/asm/ioctl.h new file mode 100644 index 00000000000..ec8efa02bed --- /dev/null +++ b/arch/parisc/include/asm/ioctl.h @@ -0,0 +1,44 @@ +/* + * Linux/PA-RISC Project (http://www.parisc-linux.org/) + * Copyright (C) 1999,2003 Matthew Wilcox < willy at debian . org > + * portions from "linux/ioctl.h for Linux" by H.H. Bergman. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + + +#ifndef _ASM_PARISC_IOCTL_H +#define _ASM_PARISC_IOCTL_H + +/* ioctl command encoding: 32 bits total, command in lower 16 bits, + * size of the parameter structure in the lower 14 bits of the + * upper 16 bits. + * Encoding the size of the parameter structure in the ioctl request + * is useful for catching programs compiled with old versions + * and to avoid overwriting user space outside the user buffer area. + * The highest 2 bits are reserved for indicating the ``access mode''. + * NOTE: This limits the max parameter size to 16kB -1 ! + */ + +/* + * Direction bits. + */ +#define _IOC_NONE 0U +#define _IOC_WRITE 2U +#define _IOC_READ 1U + +#include + +#endif /* _ASM_PARISC_IOCTL_H */ -- cgit v1.2.3-18-g5258