#ifndef CYGONCE_HAL_DIAG_H
#define CYGONCE_HAL_DIAG_H
//=============================================================================
//
//      hal_diag.h
//
//      HAL diagnostics
//
//=============================================================================
// ####ECOSGPLCOPYRIGHTBEGIN####                                            
// -------------------------------------------                              
// This file is part of eCos, the Embedded Configurable Operating System.   
// Copyright (C) 2011 Free Software Foundation, 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     
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// version.                                                                 
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// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License    
// for more details.                                                        
//
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// along with eCos; if not, write to the Free Software Foundation, Inc.,    
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 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   
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// must still be made available in accordance with section (3) of the GNU   
// General Public License v2.                                               
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// -------------------------------------------                              
// ####ECOSGPLCOPYRIGHTEND####                                              
//=============================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):      nickg
// Contributor(s): ilijak
// Date:           2011-02-05
// Purpose:        HAL diagnostics
// Description: 
// Usage:          #include <cyg/hal/var_io.h>
//
//####DESCRIPTIONEND####
//
//=============================================================================

#include <pkgconf/hal.h>

#include <cyg/infra/cyg_type.h>

#include <cyg/hal/hal_if.h>

//-----------------------------------------------------------------------------

#if defined(CYGSEM_HAL_VIRTUAL_VECTOR_DIAG)

#define HAL_DIAG_INIT()          hal_if_diag_init()
#define HAL_DIAG_WRITE_CHAR(_c_) hal_if_diag_write_char(_c_)
#define HAL_DIAG_READ_CHAR(_c_)  hal_if_diag_read_char(&_c_)

#else

__externC void hal_plf_diag_init(void);
__externC void hal_plf_diag_putc(char);
__externC cyg_uint8 hal_plf_diag_getc(void);

# ifndef HAL_DIAG_INIT
#  define HAL_DIAG_INIT() hal_plf_diag_init()
# endif

# ifndef HAL_DIAG_WRITE_CHAR
#  define HAL_DIAG_WRITE_CHAR(__c) hal_plf_diag_putc(__c)
# endif

# ifndef HAL_DIAG_READ_CHAR
#  define HAL_DIAG_READ_CHAR(__c) (__c) = hal_plf_diag_getc()
# endif

#endif


//-----------------------------------------------------------------------------
// end of hal_diag.h
#endif // CYGONCE_HAL_DIAG_H
