source: rtems/c/src/lib/libbsp/mips64orion/p4000/include/bsp.h @ f198c63

4.104.114.84.95
Last change on this file since f198c63 was f198c63, checked in by Joel Sherrill <joel.sherrill@…>, on 09/06/96 at 18:11:41

new file for MIPS port by Craig Lebakken (lebakken@…) and
Derrick Ostertag (ostertag@…).

  • Property mode set to 100644
File size: 2.7 KB
Line 
1/*  bsp.h
2 *
3 *  This include file contains all board IO definitions.
4 *
5 *  XXX : put yours in here
6 *
7 *  COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
8 *  On-Line Applications Research Corporation (OAR).
9 *  All rights assigned to U.S. Government, 1994.
10 *
11 *  This material may be reproduced by or for the U.S. Government pursuant
12 *  to the copyright license under the clause at DFARS 252.227-7013.  This
13 *  notice must appear in all copies of this file and its derivatives.
14 *
15 *  bsp.h,v 1.4 1995/09/11 19:29:04 joel Exp
16 */
17/* @(#)bsp.h       03/15/96     1.1 */
18
19#ifndef __NO_BSP_h
20#define __NO_BSP_h
21
22#ifdef __cplusplus
23extern "C" {
24#endif
25
26#include <rtems.h>
27#include <console.h>
28#include <clockdrv.h>
29
30extern void WriteDisplay( char * string );
31
32/*
33 *  Define the time limits for RTEMS Test Suite test durations.
34 *  Long test and short test duration limits are provided.  These
35 *  values are in seconds and need to be converted to ticks for the
36 *  application.
37 *
38 */
39
40#define MAX_LONG_TEST_DURATION       300 /* 5 minutes = 300 seconds */
41#define MAX_SHORT_TEST_DURATION      3   /* 3 seconds */
42
43/*
44 *  Stuff for Time Test 27
45 */
46
47#define MUST_WAIT_FOR_INTERRUPT 0
48
49#define Install_tm27_vector( handler ) set_vector( (handler), 0, 1 )
50
51#define Cause_tm27_intr()
52
53#define Clear_tm27_intr()
54
55#define Lower_tm27_intr()
56
57extern unsigned32 mips_get_timer( void );
58
59#define CPU_CLOCK_RATE_MHZ     (50)
60#define CLOCKS_PER_MICROSECOND ( CPU_CLOCK_RATE_MHZ ) /* equivalent to CPU clock speed in MHz */
61
62/*
63 *  Simple spin delay in microsecond units for device drivers.
64 *  This is very dependent on the clock speed of the target.
65 */
66
67#define delay( microseconds ) \
68  { \
69     unsigned32 _end_clock = mips_get_timer() + microseconds * CLOCKS_PER_MICROSECOND; \
70     _end_clock %= 0x100000000;  /* make sure result is 32 bits */ \
71     \
72     /* handle timer overflow, if necessary */ \
73     while ( _end_clock < mips_get_timer() );  \
74     \
75     while ( _end_clock > mips_get_timer() ); \
76  }
77
78/* Constants */
79
80#define RAM_START 0
81#define RAM_END   0x100000
82
83/* miscellaneous stuff assumed to exist */
84
85extern rtems_configuration_table BSP_Configuration;
86
87/*
88 *  Device Driver Table Entries
89 */
90
91/*
92 * NOTE: Use the standard Console driver entry
93 */
94 
95/*
96 * NOTE: Use the standard Clock driver entry
97 */
98
99/*
100 * How many libio files we want
101 */
102
103#define BSP_LIBIO_MAX_FDS       20
104
105/* functions */
106
107void bsp_cleanup( void );
108
109mips_isr_entry set_vector(                    /* returns old vector */
110  rtems_isr_entry     handler,                  /* isr routine        */
111  rtems_vector_number vector,                   /* vector number      */
112  int                 type                      /* RTEMS or RAW intr  */
113);
114
115#ifdef __cplusplus
116}
117#endif
118
119#endif
120/* end of include file */
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