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/*
 *  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.OARcorp.com/rtems/license.html.
 *
 *  $Id: time.h,v 1.2 2001-09-27 11:59:12 chris Exp $
 */
 
#ifndef __ITRON_TIME_h_
#define __ITRON_TIME_h_
 
#ifdef __cplusplus
extern "C" {
#endif
 
/*
 *  System Time Data Type
 *
 *  Member configuration depends on the bit width of the processor and
 *  on the implementation.  A total of 48 bits is recommended.
 *
 */
 
typedef struct t_systime {
  H    utime;   /* upper 16 bits */
  UW   ltime;   /* lower 32 bits */
} SYSTIME, CYCTIME, ALMTIME;
 
/*
 *  XXX Look this up in the spec and figure out where it comes
 *  XXX from.  dly_tim() references it but it was left out
 *  XXX of the initial cut at the header files.
 */
 
typedef int DLYTIME;
 
/*
 *  XXX (def_cyc) Structure
 */
 
typedef struct t_dcyc {
  VP        exinf;    /* extended information */
  ATR       cycatr;   /* cyclic handler attributes */
  FP        cychdr;   /* cyclic handler address */
  UINT      cycact;   /* cyclic handler activation */
  CYCTIME   cyctim;   /* cyclic startup period */
} T_DCYC;
 
/*
 *  cycact
 */
 
#define TCY_OFF   0x00   /* do not invoke cyclic handler */
#define TCY_ON    0x01   /* invoke cyclic handler */
#define TCY_INT   0x02   /* initialize cycle count */
 
/*
 *  Reference Cyclic Handler (ref_cyc) Structure
 */
 
typedef struct t_rcyc {
  VP        exinf;    /* extended information */
  CYCTIME   lfttim;   /* time left before next handler startup */
  UINT      cycact;   /* cyclic handler activation */
  /* additional information may be included depending on the implementation */
} T_RCYC;
 
/*
 *  Define Alarm (def_alm) Structure
 */
 
typedef struct t_dalm {
  VP        exinf;    /* extended information */
  ATR       almatr;   /* alarm handler attributes */
  FP        almhdr;   /* alarm handler address */
  UINT      tmmode;   /* start time specification mode */
  ALMTIME   almtim;   /* handler startup time */
} T_DALM;
 
/*
 *  tmmode
 */
 
#define TTM_ABS   0x00   /* specified as an absolute time */
#define TTM_REL   0x01   /* specified as a relative time */
 
/*
 *  Reference Alarm (ref_alm) Structure
 */
 
typedef struct t_ralm {
  VP        exinf;    /* extended information */
  ALMTIME   lfttim;   /* time left before next handler startup */
  /* additional information may be included depending on the implementation */
} T_RALM;
 
/*
 *  Time Management Functions
 */
 
/*
 *  set_tim - Set System Clock
 */
 
ER set_tim(
  SYSTIME *pk_tim
);
 
/*
 *  get_tim - Get System Clock
 */
 
ER get_tim(
  SYSTIME *pk_tim
);
 
/*
 *  dly_tsk - Delay Task
 */
 
ER dly_tsk(
  DLYTIME dlytim
);
 
/*
 *  def_cyc - Define Cyclic Handler
 */
 
ER def_cyc(
  HNO cycno,
  T_DCYC *pk_dcyc
);
 
/*
 *  act_cyc - Activate Cyclic Handler
 */
 
ER act_cyc(
  HNO cycno,
  UINT cycact
);
 
/*
 *  ref_cyc - Reference Cyclic Handler Status
 */
 
ER ref_cyc(
  T_RCYC *pk_rcyc,
  HNO cycno
);
 
/*
 *  def_alm - Define Alarm Handler
 */
 
ER def_alm(
  HNO almno,
  T_DALM *pk_dalm
);
 
/*
 *  ref_alm - Reference Alarm Handler Status
 */
 
ER ref_alm(
  T_RALM *pk_ralm,
  HNO almno
);
 
/*
 *  ret_tmr - Return from Timer Handler
 */
 
void ret_tmr( void );
 
#ifdef __cplusplus
}
#endif
 
#endif
/* end of include file */
 

Line No.	Rev	Author	Line
1	30	unneback	`/*`
2			`* COPYRIGHT (c) 1989-1999.`
3			`* On-Line Applications Research Corporation (OAR).`
4			`*`
5			`* The license and distribution terms for this file may be`
6			`* found in the file LICENSE in this distribution or at`
7			`* http://www.OARcorp.com/rtems/license.html.`
8			`*`
9			`* $Id: time.h,v 1.2 2001-09-27 11:59:12 chris Exp $`
10			`*/`
11
12			`#ifndef __ITRON_TIME_h_`
13			`#define __ITRON_TIME_h_`
14
15			`#ifdef __cplusplus`
16			`extern "C" {`
17			`#endif`
18
19			`/*`
20			`* System Time Data Type`
21			`*`
22			`* Member configuration depends on the bit width of the processor and`
23			`* on the implementation. A total of 48 bits is recommended.`
24			`*`
25			`*/`
26
27			`typedef struct t_systime {`
28			`H utime; /* upper 16 bits */`
29			`UW ltime; /* lower 32 bits */`
30			`} SYSTIME, CYCTIME, ALMTIME;`
31
32			`/*`
33			`* XXX Look this up in the spec and figure out where it comes`
34			`* XXX from. dly_tim() references it but it was left out`
35			`* XXX of the initial cut at the header files.`
36			`*/`
37
38			`typedef int DLYTIME;`
39
40			`/*`
41			`* XXX (def_cyc) Structure`
42			`*/`
43
44			`typedef struct t_dcyc {`
45			`VP exinf; /* extended information */`
46			`ATR cycatr; /* cyclic handler attributes */`
47			`FP cychdr; /* cyclic handler address */`
48			`UINT cycact; /* cyclic handler activation */`
49			`CYCTIME cyctim; /* cyclic startup period */`
50			`} T_DCYC;`
51
52			`/*`
53			`* cycact`
54			`*/`
55
56			`#define TCY_OFF 0x00 /* do not invoke cyclic handler */`
57			`#define TCY_ON 0x01 /* invoke cyclic handler */`
58			`#define TCY_INT 0x02 /* initialize cycle count */`
59
60			`/*`
61			`* Reference Cyclic Handler (ref_cyc) Structure`
62			`*/`
63
64			`typedef struct t_rcyc {`
65			`VP exinf; /* extended information */`
66			`CYCTIME lfttim; /* time left before next handler startup */`
67			`UINT cycact; /* cyclic handler activation */`
68			`/* additional information may be included depending on the implementation */`
69			`} T_RCYC;`
70
71			`/*`
72			`* Define Alarm (def_alm) Structure`
73			`*/`
74
75			`typedef struct t_dalm {`
76			`VP exinf; /* extended information */`
77			`ATR almatr; /* alarm handler attributes */`
78			`FP almhdr; /* alarm handler address */`
79			`UINT tmmode; /* start time specification mode */`
80			`ALMTIME almtim; /* handler startup time */`
81			`} T_DALM;`
82
83			`/*`
84			`* tmmode`
85			`*/`
86
87			`#define TTM_ABS 0x00 /* specified as an absolute time */`
88			`#define TTM_REL 0x01 /* specified as a relative time */`
89
90			`/*`
91			`* Reference Alarm (ref_alm) Structure`
92			`*/`
93
94			`typedef struct t_ralm {`
95			`VP exinf; /* extended information */`
96			`ALMTIME lfttim; /* time left before next handler startup */`
97			`/* additional information may be included depending on the implementation */`
98			`} T_RALM;`
99
100			`/*`
101			`* Time Management Functions`
102			`*/`
103
104			`/*`
105			`* set_tim - Set System Clock`
106			`*/`
107
108			`ER set_tim(`
109			`SYSTIME *pk_tim`
110			`);`
111
112			`/*`
113			`* get_tim - Get System Clock`
114			`*/`
115
116			`ER get_tim(`
117			`SYSTIME *pk_tim`
118			`);`
119
120			`/*`
121			`* dly_tsk - Delay Task`
122			`*/`
123
124			`ER dly_tsk(`
125			`DLYTIME dlytim`
126			`);`
127
128			`/*`
129			`* def_cyc - Define Cyclic Handler`
130			`*/`
131
132			`ER def_cyc(`
133			`HNO cycno,`
134			`T_DCYC *pk_dcyc`
135			`);`
136
137			`/*`
138			`* act_cyc - Activate Cyclic Handler`
139			`*/`
140
141			`ER act_cyc(`
142			`HNO cycno,`
143			`UINT cycact`
144			`);`
145
146			`/*`
147			`* ref_cyc - Reference Cyclic Handler Status`
148			`*/`
149
150			`ER ref_cyc(`
151			`T_RCYC *pk_rcyc,`
152			`HNO cycno`
153			`);`
154
155			`/*`
156			`* def_alm - Define Alarm Handler`
157			`*/`
158
159			`ER def_alm(`
160			`HNO almno,`
161			`T_DALM *pk_dalm`
162			`);`
163
164			`/*`
165			`* ref_alm - Reference Alarm Handler Status`
166			`*/`
167
168			`ER ref_alm(`
169			`T_RALM *pk_ralm,`
170			`HNO almno`
171			`);`
172
173			`/*`
174			`* ret_tmr - Return from Timer Handler`
175			`*/`
176
177			`void ret_tmr( void );`
178
179			`#ifdef __cplusplus`
180			`}`
181			`#endif`
182
183			`#endif`
184			`/* end of include file */`
185

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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [itron/] [include/] [itronsys/] [time.h] - Blame information for rev 173