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comparison autocal/txbasis.c @ 56:df827df6db82

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fc-rfcal-txbasis written, ready to test
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 27 May 2017 20:02:10 +0000
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55:b313884c79fd 56:df827df6db82
1 /*
2 * This module contains the main() function for fc-rfcal-txbasis.
3 */
4
5 #include <stdio.h>
6 #include <stdlib.h>
7 #include <string.h>
8 #include <strings.h>
9 #include <unistd.h>
10 #include <rvinterf/l1tm.h>
11 #include <rvinterf/exitcodes.h>
12 #include "stdband.h"
13
14 extern char *rvif_socket_pathname, *tsid_socket_pathname;
15
16 extern double tx_power_meas();
17
18 static struct band {
19 char *name;
20 unsigned rfpw_std_band;
21 unsigned default_arfcn;
22 } bands[] = {
23 {"850", RFPW_STD_BAND_850, 190},
24 {"900", RFPW_STD_BAND_900, 40},
25 {"1800", RFPW_STD_BAND_1800, 700},
26 {"1900", RFPW_STD_BAND_1900, 660},
27 {0, 0, 0}
28 };
29 static struct band *selected_band;
30 static unsigned arfcn, arfcn_set;
31
32 cmdline_options(argc, argv)
33 char **argv;
34 {
35 extern char *optarg;
36 int c;
37
38 while ((c = getopt(argc, argv, "a:s:t:")) != EOF) {
39 switch (c) {
40 case 'a':
41 arfcn = atoi(optarg);
42 arfcn_set = 1;
43 continue;
44 case 's':
45 rvif_socket_pathname = optarg;
46 continue;
47 case 't':
48 tsid_socket_pathname = optarg;
49 continue;
50 case '?':
51 default:
52 /* error msg already printed */
53 exit(ERROR_USAGE);
54 }
55 }
56 return(0);
57 }
58
59 select_band(bandname)
60 char *bandname;
61 {
62 struct band *band;
63
64 for (band = bands; band->name; band++)
65 if (!strcmp(band->name, bandname))
66 break;
67 if (!band->name) {
68 fprintf(stderr, "error: \"%s\" is not a known band\n",
69 bandname);
70 exit(ERROR_USAGE);
71 }
72 selected_band = band;
73 if (!arfcn_set)
74 arfcn = band->default_arfcn;
75 return(0);
76 }
77
78 main(argc, argv)
79 char **argv;
80 {
81 extern int optind;
82 int apc;
83 double meas;
84
85 cmdline_options(argc, argv);
86 if (argc - optind < 2) {
87 fprintf(stderr, "usage: %s band apc...\n", argv[0]);
88 exit(ERROR_USAGE);
89 }
90 select_band(argv[optind++]);
91
92 connect_rvinterf_socket();
93 connect_tsid_socket();
94 setlinebuf(stdout); /* to allow logging with tee */
95 printf("Preparing RF test system for %s MHz Tx calibration\n",
96 selected_band->name);
97 do_txpwr_cal_setup(selected_band->name, arfcn);
98
99 printf("Putting the DUT into Test Mode\n");
100 do_tms(1);
101 do_rfpw(STD_BAND_FLAG, selected_band->rfpw_std_band);
102 do_rfpw(TCH_ARFCN, arfcn);
103 do_rfpw(AFC_ENA_FLAG, 0);
104 printf("Starting RF Tx on the DUT\n");
105 do_rfe(RX_TX_TCH);
106
107 for (; optind < argc; optind++) {
108 apc = atoi(argv[optind]);
109 do_txpw(TX_APC_DAC, apc);
110 usleep(20000);
111 meas = tx_power_meas();
112 printf("APC DAC=%d: %.2f dBm\n", apc, meas);
113 }
114
115 printf("Stopping RF Tx on the DUT\n");
116 do_rfe(STOP_ALL);
117 exit(0);
118 }