forked from Imagelibrary/rtems
196 lines
4.5 KiB
C
196 lines
4.5 KiB
C
/* bsp.h
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*
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* This include file contains all SPARC simulator definitions.
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*
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* COPYRIGHT (c) 1989-2002.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* Ported to ERC32 implementation of the SPARC by On-Line Applications
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* Research Corporation (OAR) under contract to the European Space
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* Agency (ESA).
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*
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* ERC32 modifications of respective RTEMS file: COPYRIGHT (c) 1995.
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* European Space Agency.
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*
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* $Id$
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*/
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#ifndef __ERC32_BSP_h
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#define __ERC32_BSP_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <bspopts.h>
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#include <rtems.h>
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#include <rtems/iosupp.h>
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#include <erc32.h>
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#include <rtems/clockdrv.h>
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#include <rtems/console.h>
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/*
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* confdefs.h overrides for this BSP:
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* - two termios serial ports
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* - Interrupt stack space is not minimum if defined.
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*/
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#define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2
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#define CONFIGURE_INTERRUPT_STACK_MEMORY (16 * 1024)
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/*
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* Network driver configuration
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*/
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struct rtems_bsdnet_ifconfig;
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extern int rtems_erc32_sonic_driver_attach (struct rtems_bsdnet_ifconfig *config);
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#define RTEMS_BSP_NETWORK_DRIVER_NAME "sonic1"
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#define RTEMS_BSP_NETWORK_DRIVER_ATTACH rtems_erc32_sonic_driver_attach
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/*
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* Define the time limits for RTEMS Test Suite test durations.
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* Long test and short test duration limits are provided. These
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* values are in seconds and need to be converted to ticks for the
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* application.
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*
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*/
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#define MAX_LONG_TEST_DURATION 3 /* 3 seconds */
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#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */
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/*
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* Define the interrupt mechanism for Time Test 27
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*
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* NOTE: Since the interrupt code for the SPARC supports both synchronous
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* and asynchronous trap handlers, support for testing with both
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* is included.
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*/
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#define ERC32_BSP_USE_SYNCHRONOUS_TRAP 0
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/*
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* The synchronous trap is an arbitrarily chosen software trap.
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*/
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#if (ERC32_BSP_USE_SYNCHRONOUS_TRAP == 1)
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#define TEST_VECTOR SPARC_SYNCHRONOUS_TRAP( 0x90 )
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#define MUST_WAIT_FOR_INTERRUPT 1
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#define Install_tm27_vector( handler ) \
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set_vector( (handler), TEST_VECTOR, 1 );
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#define Cause_tm27_intr() \
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asm volatile( "ta 0x10; nop " );
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#define Clear_tm27_intr()
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#define Lower_tm27_intr()
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/*
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* The asynchronous trap is an arbitrarily chosen ERC32 interrupt source.
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*/
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#else /* use a regular asynchronous trap */
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#define TEST_INTERRUPT_SOURCE ERC32_INTERRUPT_EXTERNAL_1
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#define TEST_INTERRUPT_SOURCE2 (ERC32_INTERRUPT_EXTERNAL_1+1)
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#define TEST_VECTOR ERC32_TRAP_TYPE( TEST_INTERRUPT_SOURCE )
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#define TEST_VECTOR2 ERC32_TRAP_TYPE( TEST_INTERRUPT_SOURCE2 )
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#define MUST_WAIT_FOR_INTERRUPT 1
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#define Install_tm27_vector( handler ) \
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set_vector( (handler), TEST_VECTOR, 1 ); \
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set_vector( (handler), TEST_VECTOR2, 1 );
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#define Cause_tm27_intr() \
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do { \
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ERC32_Force_interrupt( TEST_INTERRUPT_SOURCE+(Interrupt_nest>>1) ); \
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nop(); \
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nop(); \
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nop(); \
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} while (0)
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#define Clear_tm27_intr() \
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ERC32_Clear_interrupt( TEST_INTERRUPT_SOURCE )
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#define Lower_tm27_intr()
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#endif
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/*
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* Simple spin delay in microsecond units for device drivers.
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* This is very dependent on the clock speed of the target.
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*/
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extern void Clock_delay(uint32_t microseconds);
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#define delay( microseconds ) Clock_delay(microseconds)
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/* Constants */
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/*
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* Information placed in the linkcmds file.
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*/
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extern int RAM_START;
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extern int RAM_END;
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extern int RAM_SIZE;
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extern int PROM_START;
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extern int PROM_END;
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extern int PROM_SIZE;
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extern int CLOCK_SPEED;
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extern int end; /* last address in the program */
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/*
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* Device Driver Table Entries
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*/
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/*
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* NOTE: Use the standard Console driver entry
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*/
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/*
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* NOTE: Use the standard Clock driver entry
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*/
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/* miscellaneous stuff assumed to exist */
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void bsp_cleanup( void );
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void bsp_start( void );
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rtems_isr_entry set_vector( /* returns old vector */
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rtems_isr_entry handler, /* isr routine */
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rtems_vector_number vector, /* vector number */
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int type /* RTEMS or RAW intr */
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);
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void DEBUG_puts( char *string );
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void BSP_fatal_return( void );
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void bsp_spurious_initialize( void );
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extern rtems_configuration_table BSP_Configuration; /* owned by BSP */
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extern rtems_cpu_table Cpu_table; /* owned by BSP */
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* end of include file */
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