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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [hal/] [h8300/] [sim_s/] [current/] [src/] [hal_diag.c] - Rev 786

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/*=============================================================================
//
//      hal_diag.c
//
//      HAL diagnostic output code
//
//=============================================================================
// ####ECOSGPLCOPYRIGHTBEGIN####                                            
// -------------------------------------------                              
// This file is part of eCos, the Embedded Configurable Operating System.   
// Copyright (C) 1998, 1999, 2000, 2001, 2002 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     
// 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.,    
// 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   
// 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 v2.                                               
//
// 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):   ysato
// Contributors: ysato
// Date:        2003-02-23
// Purpose:     HAL diagnostic output
// Description: Implementations of HAL diagnostic output support.
//
//####DESCRIPTIONEND####
//
//===========================================================================*/
 
#include <pkgconf/hal.h>
 
#include <cyg/hal/hal_diag.h>
#include <cyg/hal/h8_sci.h>
#include <cyg/hal/var_intr.h>
 
#define SCI_BASE ((cyg_uint8*)CYGHAL_PLF_SCI_BASE)
 
static channel_data_t channel = { (cyg_uint8*)SCI_BASE, 0, 0};
 
void
cyg_hal_plf_comms_init(void)
{
    static int initialized = 0;
 
    if (initialized)
        return;
 
    initialized = 1;
 
    cyg_hal_plf_sci_init(0, 0, CYGNUM_HAL_INTERRUPT_RXI0, SCI_BASE);
}
 
void hal_diag_init(void)
{
    cyg_hal_plf_sci_init_channel(&channel);
}
 
void 
hal_diag_write_char( cyg_uint8 c )
{
    cyg_hal_plf_sci_putc(&channel, c);
}
 
void
hal_diag_read_char(cyg_uint8 *c)
{
    *c = (char) cyg_hal_plf_sci_getc(&channel);
}
 
/*===========================================================================*/
/* EOF hal_diag.c                                                            */
 
 

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