forked from Imagelibrary/rtems
c09e83657f
* console/console.c, console/consolereserveresources.c, include/bsp.h, start/start.S, startup/bspclean.c, startup/bspstart.c, timer/timer.c: URL for license changed.
156 lines
3.5 KiB
C
156 lines
3.5 KiB
C
/*
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* Board Support Package for `Generic' Motorola MC68360
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*
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* Based on the `gen68302' board support package, and covered by the
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* original distribution terms.
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*
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* W. Eric Norum
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* Saskatchewan Accelerator Laboratory
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* University of Saskatchewan
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* Saskatoon, Saskatchewan, CANADA
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* eric@skatter.usask.ca
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*
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* $Id$
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*/
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/* bsp.h
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*
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* COPYRIGHT (c) 1989-1999.
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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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#ifndef __GEN68360_BSP_h
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#define __GEN68360_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 <console.h>
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#include <iosupp.h>
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#include <clockdrv.h>
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/*
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* confdefs.h overrides for this BSP:
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* - termios serial ports (defaults to 1)
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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 (4 * 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_scc1_driver_attach (struct rtems_bsdnet_ifconfig *config, int attaching);
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#define RTEMS_BSP_NETWORK_DRIVER_NAME "scc1"
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#define RTEMS_BSP_NETWORK_DRIVER_ATTACH rtems_scc1_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 300 /* 5 minutes = 300 seconds */
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#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */
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/*
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* Stuff for Time Test 27
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* Don't bother with hardware -- just use a software-interrupt
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*/
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#define MUST_WAIT_FOR_INTERRUPT 0
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#define Install_tm27_vector( handler ) set_vector( (handler), 34, 1 )
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#define Cause_tm27_intr() asm volatile ("trap #2");
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#define Clear_tm27_intr()
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#define Lower_tm27_intr()
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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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#define rtems_bsp_delay( microseconds ) \
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{ register rtems_unsigned32 _delay=(microseconds); \
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register rtems_unsigned32 _tmp=123; \
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asm volatile( "0: \
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nbcd %0 ; \
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nbcd %0 ; \
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dbf %1,0b" \
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: "=d" (_tmp), "=d" (_delay) \
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: "0" (_tmp), "1" (_delay) ); \
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}
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/* Constants */
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/* Structures */
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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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extern rtems_configuration_table BSP_Configuration;
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extern m68k_isr_entry M68Kvec[]; /* vector table address */
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/* functions */
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void bsp_cleanup( void );
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void M360ExecuteRISC( rtems_unsigned16 command );
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void *M360AllocateBufferDescriptors( int count );
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void *M360AllocateRiscTimers( int count );
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extern char M360DefaultWatchdogFeeder;
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m68k_isr_entry set_vector(
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rtems_isr_entry handler,
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rtems_vector_number vector,
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int type
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);
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/*
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* Values assigned by link editor
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*/
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extern void *_RomBase, *_RamBase;
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/*
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* Definitions for Atlas Computer Equipment Inc. High Speed Bridge (HSB)
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*/
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#define ATLASHSB_ESR 0x20010000L
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#define ATLASHSB_USICR 0x20010001L
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#define ATLASHSB_DSRR 0x20010002L
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#define ATLASHSB_LED4 0x20010004L
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#define ATLASHSB_ROM_U6 0xFF080000L /* U6 flash ROM socket */
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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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