1. 根目录:
2. arch
3. xtensa
4. include
5. uapi
6. asm
7. param.h

/*
 * include/asm-xtensa/param.h
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * Copyright (C) 2001 - 2005 Tensilica Inc.
 */

#ifndef _UAPI_XTENSA_PARAM_H
#define _UAPI_XTENSA_PARAM_H

#ifndef __KERNEL__
# define HZ		100
#endif

#define EXEC_PAGESIZE	4096

#ifndef NGROUPS
#define NGROUPS		32
#endif

#ifndef NOGROUP
#define NOGROUP		(-1)
#endif

#define MAXHOSTNAMELEN	64	/* max length of hostname */

#endif /* _UAPI_XTENSA_PARAM_H */