/* *  This include file contains all board IO definitions. * *  generic sh4 BSP * *  Copyright (C) 2001 OKTET Ltd., St.-Petersburg, Russia *  Author: Victor V. Vengerov <vvv@oktet.ru> * *  Based on work: *  Author: Ralf Corsepius (corsepiu@faw.uni-ulm.de) * *  COPYRIGHT (c) 1997-1998, FAW Ulm, Germany * *  This program is distributed in the hope that it will be useful, *  but WITHOUT ANY WARRANTY; without even the implied warranty of *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *  * *  COPYRIGHT (c) 1998-2001. *  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.rtems.com/license/LICENSE. * *  Minor adaptations for sh2 by: *  John M. Mills (jmills@tga.com) *  TGA Technologies, Inc. *  100 Pinnacle Way, Suite 140 *  Norcross, GA 30071 U.S.A. * *  This modified file may be copied and distributed in accordance *  the above-referenced license. It is provided for critique and *  developmental purposes without any warranty nor representation *  by the authors or by TGA Technologies. * *  $Id: bsp.h,v 1.4.4.1 2003/09/04 18:45:27 joel Exp $ */#ifndef __gensh4_h#define __gensh4_h#ifdef __cplusplusextern "C" {#endif#include <rtems.h>#include <clockdrv.h>#include <console.h>#include <bspopts.h>#include "rtems/score/sh7750_regs.h"/* *  confdefs.h overrides for this BSP: *   - number of 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 */#define MUST_WAIT_FOR_INTERRUPT 1#ifndef SH7750_EVT_WDT_ITI#   error "..."#endif#define Install_tm27_vector( handler ) \{ \    rtems_isr_entry old_handler; \    rtems_status_code status; \    status = rtems_interrupt_catch( (handler), \            SH7750_EVT_TO_NUM(SH7750_EVT_WDT_ITI), &old_handler); \    if (status != RTEMS_SUCCESSFUL) \        printf("Status of rtems_interrupt_catch = %d", status); \}#define Cause_tm27_intr() \{ \    *(volatile rtems_unsigned16 *)SH7750_IPRB |= 0xf000; \    *(volatile rtems_unsigned16 *)SH7750_WTCSR = SH7750_WTCSR_KEY; \    *(volatile rtems_unsigned16 *)SH7750_WTCNT = SH7750_WTCNT_KEY | 0xfe; \    *(volatile rtems_unsigned16 *)SH7750_WTCSR = \                            SH7750_WTCSR_KEY | SH7750_WTCSR_TME; \}#define Clear_tm27_intr() \{ \    *(volatile rtems_unsigned16 *)SH7750_WTCSR = SH7750_WTCSR_KEY; \}#define Lower_tm27_intr() \{ \    sh_set_interrupt_level((SH7750_IPRB & 0xf000) << SH4_SR_IMASK_S); \}/* Constants *//* *  Simple spin delay in microsecond units for device drivers. *  This is very dependent on the clock speed of the target. */#define delay( microseconds ) CPU_delay(microseconds)#define sh_delay( microseconds ) CPU_delay( microseconds )/* * Defined in the linker script 'linkcmds' */extern unsigned32       HeapStart ;extern unsigned32       HeapEnd ;extern unsigned32       WorkSpaceStart ;extern unsigned32       WorkSpaceEnd ;extern void *CPU_Interrupt_stack_low ;extern void *CPU_Interrupt_stack_high ;/* * Defined in start.S */extern unsigned32 boot_mode;#define SH4_BOOT_MODE_FLASH 0#define SH4_BOOT_MODE_IPL   1  /* miscellaneous stuff assumed to exist */extern rtems_configuration_table BSP_Configuration;extern void bsp_cleanup( void );/* *  Device Driver Table Entries *//* * We redefine CONSOLE_DRIVER_TABLE_ENTRY to redirect /dev/console */#undef CONSOLE_DRIVER_TABLE_ENTRY#define CONSOLE_DRIVER_TABLE_ENTRY \  { console_initialize, console_open, console_close, \      console_read, console_write, console_control } /* * NOTE: Use the standard Clock driver entry */#ifdef __cplusplus}#endif#endif/* end of include file */