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/*
* 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 */
}
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