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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 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

// 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.

//

// This exception does not invalidate any other reasons why a work based on

// this file might be covered by the GNU General Public License.

//

// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.

// at http://sources.redhat.com/ecos/ecos-license/

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

//####ECOSGPLCOPYRIGHTEND####

//=============================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):   proven

// Contributors:proven

// Date:        1998-10-05

// Purpose:     HAL diagnostic output

// Description: Implementations of HAL diagnostic output support.

//

//####DESCRIPTIONEND####

//

//=============================================================================

#include <pkgconf/hal.h>

#include <cyg/infra/cyg_type.h>         // base types

#include <cyg/hal/hal_diag.h>

#include <cyg/hal/plf_misc.h>

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

// New Hal_Diag init to comply with the eCos/ROM Calling Interface.

#ifdef CYGSEM_HAL_VIRTUAL_VECTOR_SUPPORT

#include <cyg/hal/hal_arch.h>           // basic machine info

#include <cyg/hal/hal_intr.h>           // interrupt macros

#include <cyg/hal/hal_io.h>             // IO macros

#include <cyg/hal/drv_api.h>

#include <cyg/hal/hal_if.h>             // interface API

#include <cyg/hal/hal_misc.h>           // Helper functions

#include <cyg/hal/pcmb_serial.h>

//=============================================================================

#if defined(CYGSEM_HAL_VIRTUAL_VECTOR_DIAG) \

    || defined(CYGPRI_HAL_IMPLEMENTS_IF_SERVICES)

channel_data_t pc_ser_channels[CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS];

void

cyg_hal_plf_comms_init(void)

{

    static int initialized = 0;

    int num_serial;

    if (initialized)

        return;

    initialized = 1;

    num_serial = CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS;

#ifdef CYGSEM_HAL_I386_PC_DIAG_SCREEN

    --num_serial;

#endif

    if (num_serial > 0) {

        // COM1

        pc_ser_channels[0].base = 0x3F8;

        pc_ser_channels[0].msec_timeout = 1000;

        pc_ser_channels[0].isr_vector = 36;

    }

    if (num_serial > 1) {

        // COM2

        pc_ser_channels[1].base = 0x2F8;

        pc_ser_channels[1].msec_timeout = 1000;

        pc_ser_channels[1].isr_vector = 35;

    }

    cyg_hal_plf_serial_init();

#ifdef CYGSEM_HAL_I386_PC_DIAG_SCREEN

    pc_ser_channels[num_serial].base = 0x060;

    pc_ser_channels[num_serial].msec_timeout = 1000;

    pc_ser_channels[num_serial].isr_vector = 33;

    cyg_hal_plf_screen_init();

#endif    

}

//=============================================================================

#endif  //defined(CYGSEM_HAL_VIRTUAL_VECTOR_DIAG)

        //  || defined(CYGPRI_HAL_IMPLEMENTS_IF_SERVICES)

#endif

//=============================================================================

#ifndef CYGSEM_HAL_VIRTUAL_VECTOR_DIAG

// TODO: add stand-alone code

#endif // CYGSEM_HAL_VIRTUAL_VECTOR_SUPPORT

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

// End of hal_diag.c