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/* bsp.h
*
* This include file contains all SPARC simulator definitions.
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* Ported to ERC32 implementation of the SPARC by On-Line Applications
* Research Corporation (OAR) under contract to the European Space
* Agency (ESA).
*
* ERC32 modifications of respective RTEMS file: COPYRIGHT (c) 1995.
* European Space Agency.
*
* $Id$
*/
#ifndef __ERC32_BSP_h
#define __ERC32_BSP_h
#ifdef __cplusplus
extern "C" {
#endif
#include <rtems.h>
#include <iosupp.h>
#include <libcpu/erc32.h>
#include <clockdrv.h>
#include <console.h>
/*
* confdefs.h overrides for this BSP:
* - two termios serial ports
* - Interrupt stack space is not minimum if defined.
*/
#define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2
#define CONFIGURE_INTERRUPT_STACK_MEMORY (16 * 1024)
/*
* 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 3 /* 3 seconds */
#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */
/*
* Define the interrupt mechanism for Time Test 27
*
* NOTE: Since the interrupt code for the SPARC supports both synchronous
* and asynchronous trap handlers, support for testing with both
* is included.
*/
#define SIS_USE_SYNCHRONOUS_TRAP 0
/*
* The synchronous trap is an arbitrarily chosen software trap.
*/
#if (SIS_USE_SYNCHRONOUS_TRAP == 1)
#define TEST_VECTOR SPARC_SYNCHRONOUS_TRAP( 0x90 )
#define MUST_WAIT_FOR_INTERRUPT 1
#define Install_tm27_vector( handler ) \
set_vector( (handler), TEST_VECTOR, 1 );
#define Cause_tm27_intr() \
asm volatile( "ta 0x10; nop " );
#define Clear_tm27_intr()
#define Lower_tm27_intr()
/*
* The asynchronous trap is an arbitrarily chosen ERC32 interrupt source.
*/
#else /* use a regular asynchronous trap */
#define TEST_INTERRUPT_SOURCE ERC32_INTERRUPT_EXTERNAL_1
#define TEST_VECTOR ERC32_TRAP_TYPE( TEST_INTERRUPT_SOURCE )
#define MUST_WAIT_FOR_INTERRUPT 1
#define Install_tm27_vector( handler ) \
set_vector( (handler), TEST_VECTOR, 1 );
#define Cause_tm27_intr() \
do { \
ERC32_Force_interrupt( TEST_INTERRUPT_SOURCE ); \
nop(); \
nop(); \
nop(); \
} while (0)
#define Clear_tm27_intr() \
ERC32_Clear_interrupt( TEST_INTERRUPT_SOURCE )
#define Lower_tm27_intr()
#endif
/*
* Simple spin delay in microsecond units for device drivers.
* This is very dependent on the clock speed of the target.
*/
extern void Clock_delay(rtems_unsigned32 microseconds);
#define delay( microseconds ) Clock_delay(microseconds)
/* Constants */
/*
* Information placed in the linkcmds file.
*/
extern int RAM_START;
extern int RAM_END;
extern int RAM_SIZE;
extern int PROM_START;
extern int PROM_END;
extern int PROM_SIZE;
extern int CLOCK_SPEED;
extern int end; /* last address in the program */
/*
* Device Driver Table Entries
*/
/*
* NOTE: Use the standard Console driver entry
*/
/*
* NOTE: Use the standard Clock driver entry
*/
/* miscellaneous stuff assumed to exist */
void bsp_cleanup( void );
void bsp_start( void );
rtems_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 */
);
void DEBUG_puts( char *string );
void BSP_fatal_return( void );
void bsp_spurious_initialize( void );
extern rtems_configuration_table BSP_Configuration; /* owned by BSP */
extern rtems_cpu_table Cpu_table; /* owned by BSP */
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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