/*  bsp.h * *  This include file contains all Papyrus board IO definitions. * *  Author:	Andrew Bray <andy@i-cubed.co.uk> * *  COPYRIGHT (c) 1995 by i-cubed ltd. * *  To anyone who acknowledges that this file is provided "AS IS" *  without any express or implied warranty: *      permission to use, copy, modify, and distribute this file *      for any purpose is hereby granted without fee, provided that *      the above copyright notice and this notice appears in all *      copies, and that the name of i-cubed limited not be used in *      advertising or publicity pertaining to distribution of the *      software without specific, written prior permission. *      i-cubed limited makes no representations about the suitability *      of this software for any purpose. * *  Derived from c/src/lib/libbsp/no_cpu/no_bsp/include/bsp.h * *  COPYRIGHT (c) 1989-1999. *  On-Line Applications Research Corporation (OAR). * *  The license and distribution terms for this file may be *  found in found in the file LICENSE in this distribution or at *  http://www.rtems.com/license/LICENSE. * *  $Id: bsp.h,v 1.6.6.3 2005/04/11 19:58:14 jennifer Exp $ */#ifndef __PAPYRUS_h#define __PAPYRUS_h#ifdef __cplusplusextern "C" {#endif#include <bspopts.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  (12 * 1024)  #ifdef ASM/* Definition of where to store registers in alignment handler */#define ALIGN_REGS 0x0140#else#include <rtems.h>#include <console.h>#include <libcpu/io.h>#include <clockdrv.h>#include <iosupp.h>#include <bsp/vectors.h>/* *  Stuff for Time Test 27 */#if defined(RTEMS_TM27)#include <bsp/irq.h>#define MUST_WAIT_FOR_INTERRUPT 1/* #define Install_tm27_vector( _handler ) \   set_vector( (_handler), PPC_IRQ_DECREMENTER, 1 ) */void nullFunc() {}static rtems_irq_connect_data clockIrqData = {BSP_DECREMENTER,                                              0,                                              (rtems_irq_enable)nullFunc,                                              (rtems_irq_disable)nullFunc,                                              (rtems_irq_is_enabled) nullFunc};void Install_tm27_vector(void (*_handler)()){  clockIrqData.hdl = _handler;  if (!BSP_install_rtems_irq_handler (&clockIrqData)) {        printk("Error installing clock interrupt handler!\n");        rtems_fatal_error_occurred(1);  }}#define Cause_tm27_intr()  \  do { \    unsigned32 _clicks = 1; \    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \  } while (0)#define Clear_tm27_intr() \  do { \    unsigned32 _clicks = 0xffffffff; \    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \  } while (0)#define Lower_tm27_intr() \  do { \    unsigned32 _msr = 0; \    _ISR_Set_level( 0 ); \    asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \    _msr |=  0x8002; \    asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \  } while (0)#endif/* Constants *//* *  Device Driver Table Entries */ /* * NOTE: Use the standard Console driver entry */ /* * NOTE: Use the standard Clock driver entry */ /* *  Information placed in the linkcmds file. */extern int   RAM_END;extern int   end;        /* last address in the program */#define BSP_Convert_decrementer( _value ) ( (unsigned long long) _value ) /* macros */#define Processor_Synchronize() \  asm(" eieio ")/* functions */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 bsp_cleanup( void );extern rtems_configuration_table BSP_Configuration;     /* owned by BSP */extern rtems_cpu_table           Cpu_table;             /* owned by BSP */#endif /* ASM */#ifdef __cplusplus}#endif#endif/* end of include file */