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   1 /*
   2  * Copyright © 2011 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package org.altusmetrum.AltosLib;
  19
  20 import java.text.*;
  21
  22 public class AltosEepromMega {
  23         public int      cmd;
  24         public int      tick;
  25         public boolean  valid;
  26         public String   data;
  27         public int      a, b;
  28
  29         public int      data8[];
  30
  31         public static final int record_length = 32;
  32         static final int        header_length = 4;
  33         static final int        data_length = record_length - header_length;
  34
  35         public int data8(int i) {
  36                 return data8[i];
  37         }
  38
  39         public int data16(int i) {
  40                 return ((data8[i] | (data8[i+1] << 8)) << 16) >> 16;
  41         }
  42
  43         public int data32(int i) {
  44                 return data8[i] | (data8[i+1] << 8) | (data8[i+2] << 16) | (data8[i+3] << 24);
  45         }
  46
  47         /* AO_LOG_FLIGHT elements */
  48         public int flight() { return data16(0); }
  49         public int ground_accel() { return data16(2); }
  50         public int ground_pres() { return data32(4); }
  51         public int ground_temp() { return data32(8); }
  52
  53         /* AO_LOG_STATE elements */
  54         public int state() { return data16(0); }
  55         public int reason() { return data16(2); }
  56
  57         /* AO_LOG_SENSOR elements */
  58         public int pres() { return data32(0); }
  59         public int temp() { return data32(4); }
  60         public int accel_x() { return data16(8); }
  61         public int accel_y() { return data16(10); }
  62         public int accel_z() { return data16(12); }
  63         public int gyro_x() { return data16(14); }
  64         public int gyro_y() { return data16(16); }
  65         public int gyro_z() { return data16(18); }
  66         public int mag_x() { return data16(20); }
  67         public int mag_y() { return data16(22); }
  68         public int mag_z() { return data16(24); }
  69         public int accel() {
  70                 int a = data16(26);
  71                 if (a != 0xffff)
  72                         return a;
  73                 return accel_y();
  74         }
  75
  76         /* AO_LOG_VOLT elements */
  77         public int v_batt() { return data16(0); }
  78         public int v_pbatt() { return data16(2); }
  79         public int nsense() { return data16(4); }
  80         public int sense(int i) { return data16(6 + i * 2); }
  81
  82         public AltosEepromMega (AltosEepromChunk chunk, int start) throws ParseException {
  83                 cmd = chunk.data(start);
  84
  85                 valid = !chunk.erased(start, record_length);
  86                 if (valid) {
  87                         if (AltosConvert.checksum(chunk.data, start, record_length) != 0)
  88                                 throw new ParseException(String.format("invalid checksum at 0x%x",
  89                                                                        chunk.address + start), 0);
  90                 } else {
  91                         cmd = AltosLib.AO_LOG_INVALID;
  92                 }
  93
  94                 tick = chunk.data16(start+2);
  95
  96                 data8 = new int[data_length];
  97                 for (int i = 0; i < data_length; i++)
  98                         data8[i] = chunk.data(start + header_length + i);
  99         }
 100
 101         public AltosEepromMega (String line) {
 102                 valid = false;
 103                 tick = 0;
 104
 105                 if (line == null) {
 106                         cmd = AltosLib.AO_LOG_INVALID;
 107                         line = "";
 108                 } else {
 109                         try {
 110                                 String[] tokens = line.split("\\s+");
 111
 112                                 if (tokens[0].length() == 1) {
 113                                         if (tokens.length != 2 + data_length) {
 114                                                 cmd = AltosLib.AO_LOG_INVALID;
 115                                                 data = line;
 116                                         } else {
 117                                                 cmd = tokens[0].codePointAt(0);
 118                                                 tick = Integer.parseInt(tokens[1],16);
 119                                                 valid = true;
 120                                                 data8 = new int[data_length];
 121                                                 for (int i = 0; i < data_length; i++)
 122                                                         data8[i] = Integer.parseInt(tokens[2 + i],16);
 123                                         }
 124                                 } else if (tokens[0].equals("Config") && tokens[1].equals("version:")) {
 125                                         cmd = AltosLib.AO_LOG_CONFIG_VERSION;
 126                                         data = tokens[2];
 127                                 } else if (tokens[0].equals("Main") && tokens[1].equals("deploy:")) {
 128                                         cmd = AltosLib.AO_LOG_MAIN_DEPLOY;
 129                                         a = Integer.parseInt(tokens[2]);
 130                                 } else if (tokens[0].equals("Apogee") && tokens[1].equals("delay:")) {
 131                                         cmd = AltosLib.AO_LOG_APOGEE_DELAY;
 132                                         a = Integer.parseInt(tokens[2]);
 133                                 } else if (tokens[0].equals("Radio") && tokens[1].equals("channel:")) {
 134                                         cmd = AltosLib.AO_LOG_RADIO_CHANNEL;
 135                                         a = Integer.parseInt(tokens[2]);
 136                                 } else if (tokens[0].equals("Callsign:")) {
 137                                         cmd = AltosLib.AO_LOG_CALLSIGN;
 138                                         data = tokens[1].replaceAll("\"","");
 139                                 } else if (tokens[0].equals("Accel") && tokens[1].equals("cal")) {
 140                                         cmd = AltosLib.AO_LOG_ACCEL_CAL;
 141                                         a = Integer.parseInt(tokens[3]);
 142                                         b = Integer.parseInt(tokens[5]);
 143                                 } else if (tokens[0].equals("Radio") && tokens[1].equals("cal:")) {
 144                                         cmd = AltosLib.AO_LOG_RADIO_CAL;
 145                                         a = Integer.parseInt(tokens[2]);
 146                                 } else if (tokens[0].equals("Max") && tokens[1].equals("flight") && tokens[2].equals("log:")) {
 147                                         cmd = AltosLib.AO_LOG_MAX_FLIGHT_LOG;
 148                                         a = Integer.parseInt(tokens[3]);
 149                                 } else if (tokens[0].equals("manufacturer")) {
 150                                         cmd = AltosLib.AO_LOG_MANUFACTURER;
 151                                         data = tokens[1];
 152                                 } else if (tokens[0].equals("product")) {
 153                                         cmd = AltosLib.AO_LOG_PRODUCT;
 154                                         data = tokens[1];
 155                                 } else if (tokens[0].equals("serial-number")) {
 156                                         cmd = AltosLib.AO_LOG_SERIAL_NUMBER;
 157                                         a = Integer.parseInt(tokens[1]);
 158                                 } else if (tokens[0].equals("log-format")) {
 159                                         cmd = AltosLib.AO_LOG_LOG_FORMAT;
 160                                         a = Integer.parseInt(tokens[1]);
 161                                 } else if (tokens[0].equals("software-version")) {
 162                                         cmd = AltosLib.AO_LOG_SOFTWARE_VERSION;
 163                                         data = tokens[1];
 164                                 } else if (tokens[0].equals("ms5607")) {
 165                                         if (tokens[1].equals("reserved:")) {
 166                                                 cmd = AltosLib.AO_LOG_BARO_RESERVED;
 167                                                 a = Integer.parseInt(tokens[2]);
 168                                         } else if (tokens[1].equals("sens:")) {
 169                                                 cmd = AltosLib.AO_LOG_BARO_SENS;
 170                                                 a = Integer.parseInt(tokens[2]);
 171                                         } else if (tokens[1].equals("off:")) {
 172                                                 cmd = AltosLib.AO_LOG_BARO_OFF;
 173                                                 a = Integer.parseInt(tokens[2]);
 174                                         } else if (tokens[1].equals("tcs:")) {
 175                                                 cmd = AltosLib.AO_LOG_BARO_TCS;
 176                                                 a = Integer.parseInt(tokens[2]);
 177                                         } else if (tokens[1].equals("tco:")) {
 178                                                 cmd = AltosLib.AO_LOG_BARO_TCO;
 179                                                 a = Integer.parseInt(tokens[2]);
 180                                         } else if (tokens[1].equals("tref:")) {
 181                                                 cmd = AltosLib.AO_LOG_BARO_TREF;
 182                                                 a = Integer.parseInt(tokens[2]);
 183                                         } else if (tokens[1].equals("tempsens:")) {
 184                                                 cmd = AltosLib.AO_LOG_BARO_TEMPSENS;
 185                                                 a = Integer.parseInt(tokens[2]);
 186                                         } else if (tokens[1].equals("crc:")) {
 187                                                 cmd = AltosLib.AO_LOG_BARO_CRC;
 188                                                 a = Integer.parseInt(tokens[2]);
 189                                         } else {
 190                                                 cmd = AltosLib.AO_LOG_INVALID;
 191                                                 data = line;
 192                                         }
 193                                 } else {
 194                                         cmd = AltosLib.AO_LOG_INVALID;
 195                                         data = line;
 196                                 }
 197                         } catch (NumberFormatException ne) {
 198                                 cmd = AltosLib.AO_LOG_INVALID;
 199                                 data = line;
 200                         }
 201                 }
 202         }
 203
 204         public AltosEepromMega(int in_cmd, int in_tick) {
 205                 cmd = in_cmd;
 206                 tick = in_tick;
 207                 valid = true;
 208         }
 209 }