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Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/sparc/leon/include/bsp.h | 184 |
1 files changed, 184 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/sparc/leon/include/bsp.h b/c/src/lib/libbsp/sparc/leon/include/bsp.h new file mode 100644 index 0000000000..4bf594111c --- /dev/null +++ b/c/src/lib/libbsp/sparc/leon/include/bsp.h @@ -0,0 +1,184 @@ +/* bsp.h + * + * This include file contains all SPARC simulator definitions. + * + * COPYRIGHT (c) 1989-1998. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * 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 __SIS_h +#define __SIS_h + +#ifdef __cplusplus +extern "C" { +#endif + +#include <rtems.h> +#include <iosupp.h> +#include <leon.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 LEON_INTERRUPT_EXTERNAL_1 +#define TEST_VECTOR LEON_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 { \ + LEON_Force_interrupt( TEST_INTERRUPT_SOURCE ); \ + nop(); \ + nop(); \ + nop(); \ + } while (0) + +#define Clear_tm27_intr() \ + LEON_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 */ |