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/* bsp.h
*
* This include file contains all board IO definitions.
*
* XXX : put yours in here
*
* COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
* On-Line Applications Research Corporation (OAR).
* All rights assigned to U.S. Government, 1994.
*
* This material may be reproduced by or for the U.S. Government pursuant
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
* bsp.h,v 1.4 1995/09/11 19:29:04 joel Exp
*/
/* @(#)bsp.h 03/15/96 1.1 */
#ifndef __NO_BSP_h
#define __NO_BSP_h
#ifdef __cplusplus
extern "C" {
#endif
#include <rtems.h>
#include <console.h>
#include <clockdrv.h>
extern void WriteDisplay( char * string );
/*
* Define the time limits for RTEMS Test Suite test durations.
* Long test and short test duration limits are provided. These
* values are in seconds and need to be converted to ticks for the
* application.
*
*/
#define MAX_LONG_TEST_DURATION 300 /* 5 minutes = 300 seconds */
#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */
/*
* Stuff for Time Test 27
*/
#define MUST_WAIT_FOR_INTERRUPT 0
#define Install_tm27_vector( handler ) set_vector( (handler), 0, 1 )
#define Cause_tm27_intr()
#define Clear_tm27_intr()
#define Lower_tm27_intr()
extern unsigned32 mips_get_timer( void );
#define CPU_CLOCK_RATE_MHZ (50)
#define CLOCKS_PER_MICROSECOND ( CPU_CLOCK_RATE_MHZ ) /* equivalent to CPU clock speed in MHz */
/*
* Simple spin delay in microsecond units for device drivers.
* This is very dependent on the clock speed of the target.
*/
#define delay( microseconds ) \
{ \
unsigned32 _end_clock = mips_get_timer() + microseconds * CLOCKS_PER_MICROSECOND; \
_end_clock %= 0x100000000; /* make sure result is 32 bits */ \
\
/* handle timer overflow, if necessary */ \
while ( _end_clock < mips_get_timer() ); \
\
while ( _end_clock > mips_get_timer() ); \
}
/* Constants */
#define RAM_START 0
#define RAM_END 0x100000
/* miscellaneous stuff assumed to exist */
extern rtems_configuration_table BSP_Configuration;
/*
* Device Driver Table Entries
*/
/*
* NOTE: Use the standard Console driver entry
*/
/*
* NOTE: Use the standard Clock driver entry
*/
/*
* How many libio files we want
*/
#define BSP_LIBIO_MAX_FDS 20
/* functions */
void bsp_cleanup( void );
mips_isr_entry set_vector( /* returns old vector */
rtems_isr_entry handler, /* isr routine */
rtems_vector_number vector, /* vector number */
int type /* RTEMS or RAW intr */
);
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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