//=============================================================================
//
//      pci_hw.c
//
//      PCI hardware library
//
//=============================================================================
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// -------------------------------------------                              
// This file is part of eCos, the Embedded Configurable Operating System.   
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
//
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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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//
// As a special exception, if other files instantiate templates or use      
// macros or inline functions from this file, or you compile this file      
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// General Public License v2.                                               
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//=============================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):    jskov, from design by nickg 
// Contributors: jskov
// Date:         1999-08-09
// Purpose:      PCI hardware configuration access
// Description: 
//
//####DESCRIPTIONEND####
//
//=============================================================================

#include <pkgconf/hal.h>
#include <cyg/io/pci_hw.h>

// CYG_PCI_PRESENT only gets defined for targets that provide PCI HAL support.
// See pci_hw.h for details.
#ifdef CYG_PCI_PRESENT

// Init
void 
cyg_pcihw_init(void)
{
    HAL_PCI_INIT();
}

// Read functions
void 
cyg_pcihw_read_config_uint8( cyg_uint8 bus, cyg_uint8 devfn, 
                             cyg_uint8 offset, cyg_uint8 *val)
{
    HAL_PCI_CFG_READ_UINT8(bus, devfn, offset, *val);
}

void 
cyg_pcihw_read_config_uint16( cyg_uint8 bus, cyg_uint8 devfn, 
                              cyg_uint8 offset, cyg_uint16 *val)
{
    HAL_PCI_CFG_READ_UINT16(bus, devfn, offset, *val);
}

void
cyg_pcihw_read_config_uint32( cyg_uint8 bus, cyg_uint8 devfn, 
                              cyg_uint8 offset, cyg_uint32 *val)
{
    HAL_PCI_CFG_READ_UINT32(bus, devfn, offset, *val);
}

// Write functions
void 
cyg_pcihw_write_config_uint8( cyg_uint8 bus, cyg_uint8 devfn, 
                             cyg_uint8 offset, cyg_uint8 val)
{
    HAL_PCI_CFG_WRITE_UINT8(bus, devfn, offset, val);
}

void 
cyg_pcihw_write_config_uint16( cyg_uint8 bus, cyg_uint8 devfn, 
                              cyg_uint8 offset, cyg_uint16 val)
{
    HAL_PCI_CFG_WRITE_UINT16(bus, devfn, offset, val);
}

void
cyg_pcihw_write_config_uint32( cyg_uint8 bus, cyg_uint8 devfn, 
                              cyg_uint8 offset, cyg_uint32 val)
{
    HAL_PCI_CFG_WRITE_UINT32(bus, devfn, offset, val);
}

// Interrupt translation
cyg_bool
cyg_pcihw_translate_interrupt( cyg_uint8 bus, cyg_uint8 devfn,
                               CYG_ADDRWORD *vec)
{
    cyg_bool valid;

    HAL_PCI_TRANSLATE_INTERRUPT(bus, devfn, *vec, valid);

    return valid;
}

#endif // ifdef CYG_PCI_PRESENT

//-----------------------------------------------------------------------------
// end of pci_hw.c
