diff autocal/txstandchk.c @ 73:c9bd1f75029f

autocal: C main modules for standalone programs renamed more sensibly
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 15 Jul 2017 18:14:49 +0000
parents autocal/txchkmain.c@784ce9f3a80a
children 94e8a410d6bd
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/autocal/txstandchk.c	Sat Jul 15 18:14:49 2017 +0000
@@ -0,0 +1,99 @@
+/*
+ * fc-rfcal-txcheck is a debug utility implementing just one part
+ * of the fc-rfcal-txband process in a standalone manner;
+ * this module contains the main() function for this standalone utlity.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include <unistd.h>
+#include <rvinterf/l1tm.h>
+#include <rvinterf/exitcodes.h>
+#include "stdband.h"
+
+extern double tx_power_meas();
+
+static struct band {
+	char		*name;
+	unsigned	rfpw_std_band;
+	unsigned	default_arfcn;
+	unsigned	start_plnum;
+	unsigned	end_plnum;
+	int		spec_max_dbm;
+} bands[] = {
+	{"850",  RFPW_STD_BAND_850,  190, 5, 19, 33},
+	{"900",  RFPW_STD_BAND_900,   40, 5, 19, 33},
+	{"1800", RFPW_STD_BAND_1800, 700, 0, 15, 30},
+	{"1900", RFPW_STD_BAND_1900, 660, 0, 15, 30},
+	{0,	 0,		     0}
+};
+static struct band *selected_band;
+static unsigned arfcn;
+
+finish_cmdline(argc, argv)
+	char **argv;
+{
+	extern int optind;
+	struct band *band;
+
+	if (argc - optind < 1 || argc - optind > 2) {
+		fprintf(stderr, "usage: %s band [arfcn]\n", argv[0]);
+		exit(ERROR_USAGE);
+	}
+	for (band = bands; band->name; band++)
+		if (!strcmp(band->name, argv[optind]))
+			break;
+	if (!band->name) {
+		fprintf(stderr, "error: \"%s\" is not a known band\n",
+			argv[optind]);
+		exit(ERROR_USAGE);
+	}
+	selected_band = band;
+	if (argv[optind+1])
+		arfcn = atoi(argv[optind+1]);
+	else
+		arfcn = band->default_arfcn;
+	return(0);
+}
+
+main(argc, argv)
+	char **argv;
+{
+	unsigned plnum;
+	double meas;
+	int spec_dbm;
+
+	socket_pathname_options(argc, argv);
+	finish_cmdline(argc, argv);
+	connect_rvinterf_socket();
+	connect_tsid_socket();
+	setlinebuf(stdout);	/* to allow logging with tee */
+	printf("Preparing RF test system for %s MHz Tx calibration\n",
+		selected_band->name);
+	do_txpwr_cal_setup(selected_band->name, arfcn);
+
+	printf("Putting the DUT into Test Mode\n");
+	do_tms(1);
+	do_rfpw(STD_BAND_FLAG, selected_band->rfpw_std_band);
+	do_rfpw(TCH_ARFCN, arfcn);
+	do_rfpw(AFC_ENA_FLAG, 0);
+	printf("Starting RF Tx on the DUT\n");
+	do_rfe(RX_TX_TCH);
+
+	spec_dbm = selected_band->spec_max_dbm;
+	for (plnum = selected_band->start_plnum;
+	     plnum <= selected_band->end_plnum; plnum++, spec_dbm -= 2) {
+		do_txpw(TX_PWR_LEVEL, plnum);
+		usleep(20000);
+		meas = tx_power_meas();
+		printf(
+		    "Tx power level #%u: spec %d dBm, meas %.2f dBm (%+.2f)\n",
+			plnum, spec_dbm, meas, meas - spec_dbm);
+	}
+
+	printf("Stopping RF Tx on the DUT\n");
+	do_rfe(STOP_ALL);
+	exit(0);
+}