plf_io.h

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#ifndef CYGONCE_PLF_IO_H
#define CYGONCE_PLF_IO_H

//=============================================================================
//
//      plf_io.h
//
//      Platform specific IO support
//
//=============================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
//
// 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
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//
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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// -------------------------------------------
//####ECOSGPLCOPYRIGHTEND####
//=============================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):    jskov 
// Contributors: jskov, Uwe Kindler
// Date:         2004-01-04
// Purpose:      IO support macros
// Description: 
// Usage:        #include <cyg/hal/plf_io.h>
//
//####DESCRIPTIONEND####
//
//=============================================================================


//=============================================================================
//                            DOXYGEN FILE HEADER
//=============================================================================


//=============================================================================
//                                    DEFINES
//=============================================================================

//--------------------------------------------------------------------------
//                         PORT 3 REGISTER BIT DEFINITIONS
//
#define CYGARC_P3_MON_EN       0x01 // Monitor enable, Active low, Enables monitor functions embedded in software
#define CYGARC_P3_I2C_SCL      0x02 // I2C bus serial clock for RTC
#define CYGARC_P3_I2C_SDA      0x04 // I2C bus serial data signal to/from RTC
#define CYGARC_P3_MFLASH_PAGE  0x08 // Main Flash page select, used in boot mode only, Low - page 0, High - page 1
#define CYGARC_P3_SDRAM_CS     0x10 // SDRAM chip select, Active Low, Enables SRAM device
#define CYGARC_P3_SDRAM_CKE    0x20 // SDRAM clock enable, Active low, Enables the SDRAM clock input

//-----------------------------------------------------------------------------
// end of plf_io.h
#endif // CYGONCE_PLF_IO_H

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