ab227a8ef6
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3315 42af7a65-404d-4744-a932-0658087f49c3
80 lines
2.9 KiB
C
80 lines
2.9 KiB
C
/************************************************************
|
|
* arch/8051/include/limits.h
|
|
*
|
|
* Copyright (C) 2007, 2009, 2011 Gregory Nutt. All rights reserved.
|
|
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* 3. Neither the name Gregory Nutt nor the names of its contributors may be
|
|
* used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
|
|
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
|
|
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
|
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
|
|
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
|
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
|
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
************************************************************/
|
|
|
|
#ifndef __ARCH_8051_INCLUDE_LIMITS_H
|
|
#define __ARCH_8051_INCLUDE_LIMITS_H
|
|
|
|
/************************************************************
|
|
* Included Files
|
|
************************************************************/
|
|
|
|
/************************************************************
|
|
* Definitions
|
|
************************************************************/
|
|
|
|
#define CHAR_BIT 8
|
|
#define SCHAR_MIN 0x80
|
|
#define SCHAR_MAX 0x7f
|
|
#define UCHAR_MAX 0xff
|
|
|
|
/* These could be different on machines where char is unsigned */
|
|
|
|
#define CHAR_MIN SCHAR_MIN
|
|
#define CHAR_MAX SCHAR_MAX
|
|
|
|
#define SHRT_MIN 0x8000
|
|
#define SHRT_MAX 0x7fff
|
|
#define USHRT_MAX 0xffff
|
|
|
|
#define INT_MIN 0x8000
|
|
#define INT_MAX 0x7fff
|
|
#define UINT_MAX 0xffff
|
|
|
|
/* These change on 32-bit and 64-bit platforms */
|
|
|
|
#define LONG_MAX 0x80000000
|
|
#define LONG_MIN 0x7fffffff
|
|
#define ULONG_MAX 0xffffffff
|
|
|
|
/* For SDCC, a Generic pointer is 3 bytes in length with the
|
|
* first byte holding data space information.
|
|
*/
|
|
|
|
#define PTR_MIN 0x800000
|
|
#define PTR_MAX 0x7fffff
|
|
#define UPTR_MAX 0xffffff
|
|
|
|
#endif /* __ARCH_8051_INCLUDE_LIMITS_H */
|