// $Id: hardware.h,v 1.1.14.3 2003/08/26 09:08:05 cssharp Exp $

/*									tab:4
 * "Copyright (c) 2000-2003 The Regents of the University  of California.  
 * All rights reserved.
 *
 * Permission to use, copy, modify, and distribute this software and its
 * documentation for any purpose, without fee, and without written agreement is
 * hereby granted, provided that the above copyright notice, the following
 * two paragraphs and the author appear in all copies of this software.
 * 
 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
 * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
 * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
 * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
 * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
 *
 * Copyright (c) 2002-2003 Intel Corporation
 * All rights reserved.
 *
 * This file is distributed under the terms in the attached INTEL-LICENSE     
 * file. If you do not find these files, copies can be found by writing to
 * Intel Research Berkeley, 2150 Shattuck Avenue, Suite 1300, Berkeley, CA, 
 * 94704.  Attention:  Intel License Inquiry.
 */

/* Authors:             Robert Szewczyk
 *
 *
 */

/**
 * @author Robert Szewczyk
 */


#ifndef __HARDWARE__
#define __HARDWARE__

#define RENE_LITTLEGUY 1
#ifdef FULLPC

#include <time.h>
int a_holder_val;
#define inp(x...) a_holder_val = 1
#define outp(x...) a_holder_val = 1
#define sbi(x...) a_holder_val = 1
#define cbi(x...) a_holder_val = 1
#define cli() a_holder_val = 1
#define sei() a_holder_val = 1

#else //FULLPC
#include "io.h"
#include "signal.h"
#include "interrupt.h"


//this macro automatically drops any printf statements if not
//compiling for a PC
#define printf(x...) ;
#define strcat(x...) ;


#endif //FULLPC

#define ASSIGN_PIN(name, port, bit) \
static inline void SET_##name##_PIN() {sbi(PORT##port , bit);} \
static inline void CLR_##name##_PIN() {cbi(PORT##port , bit);} \
static inline char READ_##name##_PIN() {return 0x01 & (inp(PIN##port) >> bit);} \
static inline void MAKE_##name##_OUTPUT() {sbi(DDR##port , bit);} \
static inline void MAKE_##name##_INPUT() {cbi(DDR##port , bit);} 

#define ALIAS_PIN(alias, connector) \
static inline void SET_##alias##_PIN() {SET_##connector##_PIN();} \
static inline void CLR_##alias##_PIN() {CLR_##connector##_PIN();} \
static inline char READ_##alias##_PIN() {return READ_##connector##_PIN();} \
static inline void MAKE_##alias##_OUTPUT() {MAKE_##connector##_OUTPUT();} \
static inline void MAKE_##alias##_INPUT()  {MAKE_##connector##_INPUT();} 

ASSIGN_PIN(BIG_GUY_RESET, B, 4);
ASSIGN_PIN(I2C_SDA, B, 3);
ASSIGN_PIN(CLOCK, B, 2);
ASSIGN_PIN(MISO, B, 1);
ASSIGN_PIN(MOSI, B, 0);

/* static inline void SET_PIN_DIRECTIONS(){ */
/*     outp(0x00, DDRA); */
/*     outp(0x00, DDRB); */
/*     outp(0x00, DDRC); */
/*     outp(0x00, DDRD); */
/*     MAKE_RED_LED_OUTPUT(); */
/*     MAKE_YELLOW_LED_OUTPUT(); */
/*     MAKE_GREEN_LED_OUTPUT(); */
/*     MAKE_POT_SELECT_OUTPUT(); */
    
/*     MAKE_PW4_OUTPUT(); */
/*     MAKE_PW3_OUTPUT(); */
/*     MAKE_PW2_OUTPUT(); */
/*     MAKE_PW1_OUTPUT(); */
    
/*     MAKE_RFM_CTL0_OUTPUT(); */
/*     MAKE_RFM_CTL1_OUTPUT(); */
/*     MAKE_RFM_TXD_OUTPUT(); */
    
/*     SET_RED_LED_PIN(); */
/*     SET_YELLOW_LED_PIN(); */
/*     SET_GREEN_LED_PIN(); */
/* } */


/* Clock scale
 * 0 - off
 * 1 - 32768 ticks/second
 * 2 - 4096 ticks/second
 * 3 - 1024 ticks/second
 * 4 - 512 ticks/second
 * 5 - 256 ticks/second
 * 6 - 128 ticks/second
 * 7 - 32 ticks/second
 */

#define tick1000ps 33,1
#define tick100ps 41,2
#define tick10ps 102,3
#define tick4096ps 1,2
#define tick2048ps 2,2
#define tick1024ps 1,3
#define tick512ps 2,3
#define tick256ps 4,3
#define tick128ps 8,3
#define tick64ps 16,3
#define tick32ps 32,3
#define tick16ps 64,3
#define tick8ps 128,3
#define tick4ps 128,4
#define tick2ps 128,5
#define tick1ps 128,6

#endif //__HARDWARE__