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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libbsp/] [m68k/] [gen68340/] [include/] [bsp.h] - Rev 593
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/* * Board Support Package for `Generic' Motorola MC68340 * * Based on the `gen68360' board support package, and covered by the * original distribution terms. * * $Id: bsp.h,v 1.2 2001-09-27 12:00:07 chris Exp $ */ /* bsp.h * * 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. */ #ifndef __GEN68340_BSP_h #define __GEN68340_BSP_h #ifdef __cplusplus extern "C" { #endif #include <rtems.h> #include <console.h> #include <iosupp.h> #include <clockdrv.h> /* * confdefs.h overrides for this BSP: * - termios serial ports (defaults to 1) * - Interrupt stack space is not minimum if defined. */ /* #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2 */ #define CONFIGURE_INTERRUPT_STACK_MEMORY (4 * 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 300 /* 5 minutes = 300 seconds */ #define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */ /* * Stuff for Time Test 27 * Don't bother with hardware -- just use a software-interrupt */ #define MUST_WAIT_FOR_INTERRUPT 0 #define Install_tm27_vector( handler ) set_vector( (handler), 34, 1 ) #define Cause_tm27_intr() /* asm volatile ("trap #2"); */ #define Clear_tm27_intr() #define Lower_tm27_intr() /* * Simple spin delay in microsecond units for device drivers. * This is very dependent on the clock speed of the target. */ #define delay( microseconds ) \ { register rtems_unsigned32 _delay=(microseconds); \ register rtems_unsigned32 _tmp=123; \ asm volatile( "0: \ nbcd %0 ; \ nbcd %0 ; \ dbf %1,0b" \ : "=d" (_tmp), "=d" (_delay) \ : "0" (_tmp), "1" (_delay) ); \ } /* Constants */ /* Structures */ /* * 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 */ extern rtems_configuration_table BSP_Configuration; extern m68k_isr_entry M68Kvec[]; /* vector table address */ /* functions */ void bsp_cleanup( void ); m68k_isr_entry set_vector( rtems_isr_entry handler, rtems_vector_number vector, int type ); /* * Values assigned by link editor */ extern void *_RomBase, *_RamBase; #ifdef __cplusplus } #endif #endif /* end of include file */
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