source: rtems/c/src/libchip/rtc/rtc.h @ a3d3d9a

4.104.114.84.9
Last change on this file since a3d3d9a was a3d3d9a, checked in by Ralf Corsepius <ralf.corsepius@…>, on Apr 20, 2004 at 10:43:39 AM

Remove stray white spaces.

  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 *  This file contains the Real-Time Clock definitions.
3 *
4 *  COPYRIGHT (c) 1989-1999.
5 *  On-Line Applications Research Corporation (OAR).
6 *
7 *  The license and distribution terms for this file may be
8 *  found in the file LICENSE in this distribution or at
9 *  http://www.rtems.com/license/LICENSE.
10 *
11 *
12 *  $Id$
13 */
14
15#ifndef __LIBCHIP_RTC_h
16#define __LIBCHIP_RTC_h
17
18/*
19 *  Types for get and set register routines
20 */
21
22typedef uint32_t   (*getRegister_f)(uint32_t   port, uint8_t   register);
23typedef void       (*setRegister_f)(
24                            uint32_t   port, uint8_t   reg, uint32_t   value);
25
26typedef struct _rtc_fns {
27  void    (*deviceInitialize)(int minor);
28  int     (*deviceGetTime)(int minor, rtems_time_of_day *time);
29  int     (*deviceSetTime)(int minor, rtems_time_of_day *time);
30} rtc_fns;
31
32typedef enum {
33  RTC_M48T08,                  /* SGS-Thomsom M48T08 or M48T18 */
34  RTC_ICM7170,                 /* Harris ICM-7170 */
35  RTC_CUSTOM                   /* BSP specific driver */
36} rtc_devs;
37
38/*
39 * Each field is interpreted thus:
40 *
41 * sDeviceName  This is the name of the device.
42 *
43 * deviceType   This indicates the chip type.
44 *
45 * pDeviceFns   This is a pointer to the set of driver routines to use.
46 *
47 * pDeviceParams This contains either device specific data or a pointer to a
48 *              device specific information table.
49 *
50 * ulCtrlPort1  This is the primary control port number for the device.
51 *
52 * ulCtrlPort2  This is the secondary control port number.
53 *
54 * ulDataPort   This is the port number for the data port of the device
55 *
56 * getRegister  This is the routine used to read register values.
57 *
58 * setRegister  This is the routine used to write register values.
59 */
60
61typedef struct _rtc_tbl {
62  char          *sDeviceName;
63  rtc_devs       deviceType;
64  rtc_fns       *pDeviceFns;
65  boolean      (*deviceProbe)(int minor);
66  void          *pDeviceParams;
67  uint32_t       ulCtrlPort1;
68  uint32_t       ulDataPort;
69  getRegister_f  getRegister;
70  setRegister_f  setRegister;
71} rtc_tbl;
72
73extern rtc_tbl        RTC_Table[];
74extern unsigned long  RTC_Count;
75
76
77boolean rtc_probe( int minor );
78
79#endif
80/* end of include file */
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