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annotate ffstools/caltools/c1xx-calextr.c @ 296:77d561735b07

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c1xx-calextr: preparations for both ASCII and binary output
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 18 Nov 2017 17:30:26 +0000
parents 1416fe200069
children b1ac1bd1dbbf
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
294
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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2 * This program parses Compal's proprietary data structure that contains
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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3 * the factory RF calibration values among other data, locates those RF
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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4 * calibration records, extracts their essential content (Rx GMagic and
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Mychaela Falconia <falcon@freecalypso.org>
parents: 294
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5 * Tx APC values), converts this distilled content into TCS211 RF calibration
77d561735b07 c1xx-calextr: preparations for both ASCII and binary output
Mychaela Falconia <falcon@freecalypso.org>
parents: 294
diff changeset
6 * tables (Rx agcparams and Tx levels) and writes these tables out in either
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Mychaela Falconia <falcon@freecalypso.org>
parents: 294
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7 * FreeCalypso ASCII or FFS binary format.
294
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Mychaela Falconia <falcon@freecalypso.org>
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8 */
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Mychaela Falconia <falcon@freecalypso.org>
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9
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10 #include <sys/types.h>
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11 #include <sys/file.h>
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12 #include <string.h>
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13 #include <strings.h>
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14 #include <stdio.h>
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15 #include <stdlib.h>
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16 #include <unistd.h>
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17
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18 #define COMPAL_SECTOR_LENGTH 0x2000
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19
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Mychaela Falconia <falcon@freecalypso.org>
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20 u_char sector[COMPAL_SECTOR_LENGTH];
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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21 u_char endmarker[8] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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22 u_char record_magic[4] = {0xAA, 0x00, 0x00, 0x00};
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23 char *ascii_output_dir, *bin_output_dir;
294
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24
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25 struct band {
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Mychaela Falconia <falcon@freecalypso.org>
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26 char *name;
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Mychaela Falconia <falcon@freecalypso.org>
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27 unsigned compal_record_id;
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Mychaela Falconia <falcon@freecalypso.org>
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28 unsigned record_length;
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Mychaela Falconia <falcon@freecalypso.org>
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29 unsigned magic2_offset;
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Mychaela Falconia <falcon@freecalypso.org>
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30 unsigned start_plnum;
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Mychaela Falconia <falcon@freecalypso.org>
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31 unsigned end_plnum;
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Mychaela Falconia <falcon@freecalypso.org>
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32 } bands[] = {
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Mychaela Falconia <falcon@freecalypso.org>
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33 {"900", 0x00, 0x94, 0x54, 5, 19},
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34 {"1800", 0x01, 0xC8, 0x74, 0, 15},
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35 {"1900", 0x02, 0xB4, 0x68, 0, 15},
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Mychaela Falconia <falcon@freecalypso.org>
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36 {"850", 0x18, 0x88, 0x4C, 5, 19},
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37 };
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38
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Mychaela Falconia <falcon@freecalypso.org>
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39 read_binfile(filename, offset_arg)
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Mychaela Falconia <falcon@freecalypso.org>
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40 char *filename, *offset_arg;
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Mychaela Falconia <falcon@freecalypso.org>
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41 {
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Mychaela Falconia <falcon@freecalypso.org>
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42 int fd, cc;
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Mychaela Falconia <falcon@freecalypso.org>
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43 u_long offset;
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Mychaela Falconia <falcon@freecalypso.org>
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44 char *endp;
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Mychaela Falconia <falcon@freecalypso.org>
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45
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Mychaela Falconia <falcon@freecalypso.org>
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46 fd = open(filename, O_RDONLY);
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Mychaela Falconia <falcon@freecalypso.org>
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47 if (fd < 0) {
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Mychaela Falconia <falcon@freecalypso.org>
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48 perror(filename);
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Mychaela Falconia <falcon@freecalypso.org>
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49 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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50 }
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Mychaela Falconia <falcon@freecalypso.org>
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51 offset = strtoul(offset_arg, &endp, 0);
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Mychaela Falconia <falcon@freecalypso.org>
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52 if (*endp) {
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Mychaela Falconia <falcon@freecalypso.org>
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53 fprintf(stderr, "error: invalid offset argument \"%s\"\n",
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Mychaela Falconia <falcon@freecalypso.org>
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54 offset_arg);
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Mychaela Falconia <falcon@freecalypso.org>
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55 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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56 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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57 lseek(fd, offset, SEEK_SET);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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58 cc = read(fd, sector, COMPAL_SECTOR_LENGTH);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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59 if (cc != COMPAL_SECTOR_LENGTH) {
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parents:
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60 fprintf(stderr,
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parents:
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61 "error: unable to read Compal sector of %d bytes from %s at offset %s\n",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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62 COMPAL_SECTOR_LENGTH, filename, offset_arg);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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63 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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64 }
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Mychaela Falconia <falcon@freecalypso.org>
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65 close(fd);
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Mychaela Falconia <falcon@freecalypso.org>
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66 }
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Mychaela Falconia <falcon@freecalypso.org>
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67
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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68 process_band_record(band, offset)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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69 struct band *band;
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Mychaela Falconia <falcon@freecalypso.org>
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70 unsigned offset;
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Mychaela Falconia <falcon@freecalypso.org>
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71 {
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Mychaela Falconia <falcon@freecalypso.org>
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72 u_char *record;
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73
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Mychaela Falconia <falcon@freecalypso.org>
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74 record = sector + offset + 8;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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75 if (bcmp(record, record_magic, 4)) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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76 printf("bad magic1, skipping\n");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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77 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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78 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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79 if (bcmp(record + band->magic2_offset, record_magic, 4)) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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80 printf("bad magic2, skipping\n");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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81 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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82 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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83 if (bcmp(record + band->magic2_offset + 8, record_magic, 4)) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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84 printf("bad magic3, skipping\n");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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85 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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86 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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87 /* Rx GMagic and Tx levels extraction to be filled */
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parents:
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88 return(0);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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89 }
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Mychaela Falconia <falcon@freecalypso.org>
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90
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91 process_sector_data()
294
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92 {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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93 unsigned offset, next_offset;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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94 u_char *header;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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95 unsigned hdr_words[4];
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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96 struct band *band;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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97 int i;
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parents:
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98
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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99 for (offset = 0; ; offset = next_offset) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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100 if (offset > COMPAL_SECTOR_LENGTH - 12)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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101 break;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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102 header = sector + offset;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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103 if (!bcmp(header, endmarker, 8))
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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104 break;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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105 for (i = 0; i < 4; i++)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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106 hdr_words[i] = header[i*2] | (header[i*2+1] << 8);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
107 if (!hdr_words[3]) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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108 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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109 "error at offset 0x%X: rounded record length word is 0\n",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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110 offset);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
111 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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112 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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113 if (hdr_words[3] & 3) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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114 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
115 "error at offset 0x%X: rounded record length word is not aligned to 4\n",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
116 offset);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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117 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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118 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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119 if (hdr_words[3] > COMPAL_SECTOR_LENGTH - offset - 8) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
120 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 "error at offset 0x%X: rounded record length spills past end of sector\n",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 offset);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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123 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
124 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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125 if (hdr_words[2] > hdr_words[3]) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
126 fprintf(stderr,
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 "error at offset 0x%X: native record length is greater than rounded\n",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 offset);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 exit(1);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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131 next_offset = offset + 8 + hdr_words[3];
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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132 if (hdr_words[0] != 0x000C)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 continue;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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134 for (band = bands; band->name; band++)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 if (hdr_words[1] == band->compal_record_id)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 break;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 if (!band->name)
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 continue;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 printf("Found %s MHz calibration record at offset 0x%X\n",
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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140 band->name, offset);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 if (hdr_words[2] != band->record_length) {
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 printf("Oops, wrong length, skipping\n");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 continue;
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 }
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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145 process_band_record(band, offset);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 }
296
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147 }
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148
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149 main(argc, argv)
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150 char **argv;
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151 {
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152 int c;
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153 extern char *optarg;
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154 extern int optind;
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155
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156 while ((c = getopt(argc, argv, "a:b:")) != EOF)
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157 switch (c) {
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158 case 'a':
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159 ascii_output_dir = optarg;
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160 continue;
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161 case 'b':
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162 bin_output_dir = optarg;
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163 continue;
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164 case '?':
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165 default:
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166 usage: fprintf(stderr,
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167 "usage: %s [-a ascii_outdir] [-b bin_outdir] c1xx-binfile offset\n",
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168 argv[0]);
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169 exit(1);
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170 }
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171 if (argc - optind != 2)
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172 goto usage;
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173 read_binfile(argv[optind], argv[optind+1]);
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174 if (ascii_output_dir)
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175 mkdir_existok(ascii_output_dir);
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176 if (bin_output_dir)
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177 mkdir_existok(bin_output_dir);
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178 process_sector_data();
294
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179 exit(0);
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180 }