//==========================================================================
//
//      eb40a_misc.c
//
//      HAL misc board support code for Atmel EB40A eval board
//
//==========================================================================
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// -------------------------------------------                              
// This file is part of eCos, the Embedded Configurable Operating System.   
// Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
//
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// version.                                                                 
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// for more details.                                                        
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//
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// General Public License v2.                                               
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//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):    gthomas
// Contributors: gthomas, jskov, tkoeller, tdrury, nickg
// Date:         2002-05-30
// Purpose:      HAL board support
// Description:  Implementations of HAL board interfaces
//
//####DESCRIPTIONEND####
//
//========================================================================*/

#include <pkgconf/hal.h>

#include <cyg/infra/cyg_type.h>         // base types
#include <cyg/hal/hal_io.h>             // low level i/o
#include <cyg/hal/var_io.h>             // common registers
#include <cyg/hal/plf_io.h>             // platform registers


void
hal_at91_set_leds(int val)
{
    HAL_WRITE_UINT32(AT91_PIO+AT91_PIO_SODR, EB40A_LED_ALL); // turn all LEDs off
    HAL_WRITE_UINT32(AT91_PIO+AT91_PIO_CODR,
                     ((val&0xf)<<16)|(((val&0xf0)>>4)<<3));        // turn desired LEDs on
}

void
hal_at91_led_on(int val)
{
    HAL_WRITE_UINT32(AT91_PIO+AT91_PIO_CODR,
                     ((val&0xf)<<16)|(((val&0xf0)>>4)<<3));
}

void
hal_at91_led_off(int val)
{
    HAL_WRITE_UINT32(AT91_PIO+AT91_PIO_SODR,
                     ((val&0xf)<<3)|((val&0xf0)<<12));
}

int
hal_at91_get_leds(void)
{
    int leds = 0;
    HAL_READ_UINT32(AT91_PIO+AT91_PIO_PDSR, leds);
    return (((leds>>3)&0xf)<<4)|((leds>>16)&0xf);
}

//--------------------------------------------------------------------------
// EOF eb40_misc.c
