diff options
Diffstat (limited to 'c/src/lib/libbsp/mips/p4000/include/bsp.h')
-rw-r--r-- | c/src/lib/libbsp/mips/p4000/include/bsp.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/mips/p4000/include/bsp.h b/c/src/lib/libbsp/mips/p4000/include/bsp.h new file mode 100644 index 0000000000..697a269a49 --- /dev/null +++ b/c/src/lib/libbsp/mips/p4000/include/bsp.h @@ -0,0 +1,132 @@ +/* bsp.h + * + * This include file contains all board IO definitions. + * + * XXX : put yours in here + * + * COPYRIGHT (c) 1989-1997. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may in + * the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ +/* @(#)bsp.h 03/15/96 1.1 */ + +#ifndef __P4000_BSP_h +#define __P4000_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. + * + * NOTE: This macro generates a warning like "integer constant out + * of range" which is safe to ignore. In 64 bit mode, unsigned32 + * types are actually 64 bits long so that comparisons between + * unsigned32 types and pointers are valid. The warning is caused + * by code in the delay macro that is necessary for 64 bit mode. + */ + +#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 + +/* miscellaneous stuff assumed to exist */ + +int bsp_start( + int argc, + char **argv, + char **environp +); + +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 */ |