source: rtems/c/src/libchip/rtc/icm7170.h @ c95e927

4.104.114.84.9
Last change on this file since c95e927 was c95e927, checked in by Joel Sherrill <joel.sherrill@…>, on Jul 29, 1998 at 12:18:11 AM

Added prototype for default register access routines to header files.

Corrected prototypes to reflect unsigned32 values being passed around
instead of unsigned8's.

  • Property mode set to 100644
File size: 2.3 KB
Line 
1/*
2 *  This file contains the definitions for the following real-time clocks:
3 *
4 *    + Harris Semiconduction ICM7170
5 *
6 *  COPYRIGHT (c) 1989-1998.
7 *  On-Line Applications Research Corporation (OAR).
8 *  Copyright assigned to U.S. Government, 1994.
9 *
10 *  The license and distribution terms for this file may be
11 *  found in the file LICENSE in this distribution or at
12 *  http://www.OARcorp.com/rtems/license.html.
13 *
14 *  $Id$
15 */
16
17#ifndef __LIBCHIP_ICM7170_h
18#define __LIBCHIP_ICM7170_h
19
20/*
21 *  Register indices
22 */
23
24#define ICM7170_CONTROL             0x11
25
26
27#define ICM7170_COUNTER_HUNDREDTHS  0x00
28#define ICM7170_HOUR                0x01
29#define ICM7170_MINUTE              0x02
30#define ICM7170_SECOND              0x03
31#define ICM7170_MONTH               0x04
32#define ICM7170_DATE                0x05
33#define ICM7170_YEAR                0x06
34#define ICM7170_DAY_OF_WEEK         0x07
35
36/*
37 *  Configuration information in the parameters field
38 */
39
40#define ICM7170_AT_32_KHZ  0x00
41#define ICM7170_AT_1_MHZ   0x01
42#define ICM7170_AT_2_MHZ   0x02
43#define ICM7170_AT_4_MHZ   0x03
44
45/*
46 *  Driver function table
47 */
48
49extern rtc_fns icm7170_fns;
50
51/*
52 * Default register access routines
53 */
54
55unsigned32 icm7170_get_register(    /* registers are at 1 byte boundaries */
56  unsigned32  ulCtrlPort,           /*   and accessed as bytes            */
57  unsigned8   ucRegNum
58);
59
60void  icm7170_set_register(
61  unsigned32  ulCtrlPort,
62  unsigned8   ucRegNum,
63  unsigned32  ucData
64);
65
66unsigned32 icm7170_get_register_2(  /* registers are at 2 byte boundaries */
67  unsigned32  ulCtrlPort,           /*   and accessed as bytes            */
68  unsigned8   ucRegNum
69);
70
71void  icm7170_set_register_2(
72  unsigned32  ulCtrlPort,
73  unsigned8   ucRegNum,
74  unsigned32  ucData
75);
76
77unsigned32 icm7170_get_register_4(  /* registers are at 4 byte boundaries */
78  unsigned32  ulCtrlPort,           /*   and accessed as bytes            */
79  unsigned8   ucRegNum
80);
81
82void  icm7170_set_register_4(
83  unsigned32  ulCtrlPort,
84  unsigned8   ucRegNum,
85  unsigned32  ucData
86);
87
88unsigned32 icm7170_get_register_8(  /* registers are at 8 byte boundaries */
89  unsigned32  ulCtrlPort,           /*   and accessed as bytes            */
90  unsigned8   ucRegNum
91);
92
93void  icm7170_set_register_8(
94  unsigned32  ulCtrlPort,
95  unsigned8   ucRegNum,
96  unsigned32  ucData
97);
98
99#endif
100/* end of include file */
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