plf_intr.h

实现快速傅立叶变换算法,provides test framwork for FFT testing

#ifndef CYGONCE_HAL_PLF_INTR_H
#define CYGONCE_HAL_PLF_INTR_H

//==========================================================================
//
//      plf_intr.h
//
//      Platform specific interrupt and clock support
//
//
//==========================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
// Copyright (C) 2006 eCosCentric Ltd.
//
// eCos is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 2 or (at your option) any later version.
//
// eCos 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.  See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with eCos; if not, write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
//
// As a special exception, if other files instantiate templates or use macros
// or inline functions from this file, or you compile this file and link it
// with other works to produce a work based on this file, this file does not
// by itself cause the resulting work to be covered by the GNU General Public
// License. However the source code for this file must still be made available
// in accordance with section (3) of the GNU General Public License.
//
// This exception does not invalidate any other reasons why a work based on
// this file might be covered by the GNU General Public License.
// -------------------------------------------
//####ECOSGPLCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):     Enrico Piria
// Contributors:  Wade Jensen
// Date:          2005-25-06
// Purpose:       Interrupt and clock definitions specific to the M5272C3 board.
// Usage:         Included via "var_intr.h". Do not use directly.
//
//####DESCRIPTIONEND####
//========================================================================

#include <pkgconf/hal.h>
#include <cyg/infra/cyg_type.h>

//for watchdog device:
#include <cyg/hal/hal_arch.h>
#include <cyg/hal/mcf5484_devs.h>


// ---------------------------------------------------------------------------
// Reset

#ifndef CYGHWR_HAL_RESET_DEFINED

externC void cyg_hal_reset_vsr( void );

#define CYGHWR_HAL_RESET_DEFINED

// wanglei 20070827: we need a hardware reset:
//#define HAL_PLATFORM_RESET() cyg_hal_reset_vsr()
// wanglei 20070827: perform watchdog expire to trigger hardware reset
#define HAL_PLATFORM_RESET() \
CYG_MACRO_START                                                                     \
  cyg_uint32 _dwRead_;                                                                \
  HAL_WRITE_UINT32(&MCF5484_DEVS->GPT.gms0, 0x00);                                  \
  HAL_WRITE_UINT32(&MCF5484_DEVS->GPT.gms0, (  0x00                                 \
                                             |MCF5484_GPT_GMS_WDEN                  \
                                             |MCF5484_GPT_GMS_IEN                   \
                                             |MCF5484_GPT_GMS_TMS_INTERANL_TIMER)); \
  HAL_WRITE_UINT32(&MCF5484_DEVS->GPT.gcir0, (0x00010000|0x0001));                  \
  HAL_READ_UINT32(&MCF5484_DEVS->GPT.gms0, _dwRead_);                                 \
  HAL_WRITE_UINT32(&MCF5484_DEVS->GPT.gms0, (_dwRead_|MCF5484_GPT_GMS_CE));           \
  HAL_DELAY_US(1000);                                                               \
CYG_MACRO_END


#define HAL_PLATFORM_RESET_ENTRY &cyg_hal_reset_vsr

#endif // CYGHWR_HAL_RESET_DEFINED

// ---------------------------------------------------------------------------
// End of plf_intr.h
#endif // CYGONCE_HAL_PLF_INTR_H