/*
 * USRP - Universal Software Radio Peripheral
 *
 * Copyright (C) 2003 Free Software Foundation, Inc.
 *
 * This program 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 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "usrp_common.h"

// These are the tables generated by the Cypress GPIF Designer

extern const char WaveData[128];
extern const char FlowStates[36];
extern const char InitData[7];

// The tool is kind of screwed up, in that it doesn't configure some
// of the ports correctly.  We just use their tables and handle the
// initialization ourselves.  They also declare that their static
// initialized data is in xdata, which screws us too.

void
init_gpif(void)
{
    // we've already setup IFCONFIG before calling this...

    GPIFABORT = 0xFF;           // abort any waveforms pending
    SYNCDELAY;

    GPIFREADYCFG = InitData[0];
    GPIFCTLCFG = InitData[1];
    GPIFIDLECS = InitData[2];
    GPIFIDLECTL = InitData[3];
    // Hmmm, what's InitData[ 4 ] ...
    GPIFWFSELECT = InitData[5];
    // GPIFREADYSTAT = InitData[ 6 ]; // I think this register is read
    // only...

    {
        BYTE            i;

        for (i = 0; i < 128; i++) {
            GPIF_WAVE_DATA[i] = WaveData[i];
        }
    }

    FLOWSTATE = 0;              /* ensure it's off */
}
