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/**
* @file itronsys/types.h
*/
/*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#ifndef _ITRONSYS_TYPES_H
#define _ITRONSYS_TYPES_H
#include <rtems/score/object.h>
#ifdef __cplusplus
extern "C" {
#endif
/* XXX some of these may need to be moved */
/*
* XXX: These names are too short and conflict with numerous
* off the shell programs including paranoia.
*/
typedef int8_t B; /* signed 8-bit integer */
typedef int16_t H; /* signed 16-bit integer */
typedef int32_t W; /* signed 32-bit integer */
typedef uint8_t UB; /* unsigned 8-bit integer */
typedef uint16_t UH; /* unsigned 16-bit integer */
typedef uint32_t UW; /* unsigned 32-bit integer */
typedef uint32_t VW; /* unpredictable data type (32-bit size) */
typedef uint16_t VH; /* unpredictable data type (16-bit size) */
typedef uint8_t VB; /* unpredictable data type (8-bit size) */
typedef void *VP; /* pointer to an unpredictable data type */
typedef void (*FP)(void); /* program start address */
/*
* 6.4 Data Types
*
* The difference between VB, VH and VW and B, H and W is that only the
* number of bits is known for the former, not the data type of the
* contents. The latter clearly represent integers.
*/
/*
* Data Types Dependent on ITRON Specification
*
* In order to clarify the meanings of certain parameters, the
* following names are used for data types which appear frequently
* and/or have special meanings.
*/
typedef int32_t INT; /* Signed integer (bit width of processor) */
typedef uint32_t UINT; /* Unsigned integer (bit width of processor) */
typedef bool BOOL; /* Boolean value. TRUE (1) or FALSE (0). */
typedef int16_t FN; /* Function code. Signed integer. Maximum 2 bytes. */
typedef int ID; /* Object ID number (???id) */
/* Value range depends on the system. Usually */
/* a signed integer. Certain ID values may */
/* represent objects on other nodes when the */
/* connection function is supported. */
typedef int BOOL_ID;/* Boolean value or ID number */
typedef int HNO; /* Handler number */
typedef int RNO; /* Rendezvous number */
typedef int NODE; /* Node Number. Usually a signed integer. */
typedef int ATR; /* Object or handler attribute. */
/* An unsigned integer. */
typedef int ER; /* Error code. A signed integer. */
typedef unsigned int PRI; /* Task priority. A signed integer. */
typedef int32_t TMO; /* Timeout value. A signed integer. */
/* TMO_POL = 0 indicates polling, */
/* while TMO_FEVR = -1 indicates wait forever. */
/*
* 6.6 Common Constants and Data Structure Packet Formats
*/
#define NADR (-1) /* invalid address or pointer value */
#ifndef TRUE
#define TRUE 1 /* true */
#endif
#ifndef FALSE
#define FALSE 0 /* false */
#endif
/*
* ATR tskatr, intatr, cycatr, almatr, svcatr, excatr:
*
* TA_ASM indicates that the task or handler is directly started
* at the assembly language level. The TA_ASM attribute has the
* opposite meaning of TA_HLNG.
*
* NOTE: Really in <itronsys/task.h>
*/
#if 0
#define TA_ASM 0x00 /* program written in assembly language */
#define TA_HLNG 0x01 /* program written in high-level language */
#endif
/*
* TMO tmout:
*/
#define TMO_POL 0 /* polling */
#define TMO_FEVR (-1) /* wait forever */
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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