From dc09db37114c702cacef4f70abc1b1526ce95334 Mon Sep 17 00:00:00 2001
From: Harsh Sharma <harsh.sharma@multitech.com>
Date: Mon, 24 Oct 2022 17:33:23 -0500
Subject: Fixed incorrect clock sources and added spi path option to test gps

---
 libloragw/tst/test_loragw_cal.c |  2 +-
 libloragw/tst/test_loragw_gps.c | 42 +++++++++++++++++++++++++++++++++++++++--
 libloragw/tst/test_loragw_hal.c |  2 +-
 util_tx_test/src/util_tx_test.c |  2 +-
 4 files changed, 43 insertions(+), 5 deletions(-)

diff --git a/libloragw/tst/test_loragw_cal.c b/libloragw/tst/test_loragw_cal.c
index 60c5ce7..8b223e4 100644
--- a/libloragw/tst/test_loragw_cal.c
+++ b/libloragw/tst/test_loragw_cal.c
@@ -140,7 +140,7 @@ int main(int argc, char **argv)
     double xd = 0.0;
     uint32_t fa = 0, fb = 0;
     enum lgw_radio_type_e radio_type = LGW_RADIO_TYPE_NONE;
-    uint8_t clocksource = 1; /* Radio B is source by default */
+    uint8_t clocksource = 0; /* Radio B is source by default */
     uint8_t tx_enable = 0;
     int nb_cal = 5;
 
diff --git a/libloragw/tst/test_loragw_gps.c b/libloragw/tst/test_loragw_gps.c
index 6efd351..c535878 100644
--- a/libloragw/tst/test_loragw_gps.c
+++ b/libloragw/tst/test_loragw_gps.c
@@ -33,6 +33,7 @@ Maintainer: Michael Coracin
 #include <unistd.h>     /* read */
 
 #include "loragw_hal.h"
+#include "loragw_spi.h"
 #include "loragw_gps.h"
 #include "loragw_aux.h"
 
@@ -54,6 +55,14 @@ static void gps_process_coords(void);
 /* -------------------------------------------------------------------------- */
 /* --- PRIVATE FUNCTIONS DEFINITION ----------------------------------------- */
 
+
+void usage(void) {
+    //printf("Library version information: %s\n", lgw_version_info());
+    printf("Available options:\n");
+    printf(" -h print this help\n");
+    printf(" -d <path> COM path to be used to connect the concentrator\n");
+}
+
 static void sig_handler(int sigio) {
     if (sigio == SIGQUIT) {
         quit_sig = 1;;
@@ -131,11 +140,12 @@ static void gps_process_coords(void) {
 /* -------------------------------------------------------------------------- */
 /* --- MAIN FUNCTION -------------------------------------------------------- */
 
-int main()
+int main(int argc, char **argv)
 {
     struct sigaction sigact; /* SIGQUIT&SIGINT&SIGTERM signal handling */
 
     int i;
+    unsigned int arg_u;
 
     /* concentrator variables */
     struct lgw_conf_board_s boardconf;
@@ -148,6 +158,34 @@ int main()
 
     /* NMEA/UBX variables */
     enum gps_msg latest_msg; /* keep track of latest NMEA/UBX message parsed */
+    char arg_s[64];
+
+    /* parse command line options */
+    while ((i = getopt (argc, argv, "hd:")) != -1) {
+        switch (i) {
+            case 'h':
+                usage();
+                return -1;
+                break;
+            case 'd':
+                if (optarg != NULL) {
+                    i = sscanf(optarg, "%s", arg_s);
+                    if ((i != 1) || (strncmp(arg_s, "/dev/", 5 ) != 0)) {
+                        printf("ERROR: argument parsing of --path argument. Use -h to print help\n");
+                        return -1;
+                    }
+                    else {
+                        lgw_spi_set_path(arg_s);
+                    }
+                }
+                break;
+            default:
+                printf("ERROR: argument parsing\n");
+                usage();
+                exit(EXIT_FAILURE);
+        }
+    }
+
 
     /* configure signal handling */
     sigemptyset(&sigact.sa_mask);
@@ -172,7 +210,7 @@ int main()
     /* board config */
     memset(&boardconf, 0, sizeof(boardconf));
     boardconf.lorawan_public = true;
-    boardconf.clksrc = 1;
+    boardconf.clksrc = 0;
     lgw_board_setconf(boardconf);
 
     /* RF config */
diff --git a/libloragw/tst/test_loragw_hal.c b/libloragw/tst/test_loragw_hal.c
index 37e8b42..16af817 100644
--- a/libloragw/tst/test_loragw_hal.c
+++ b/libloragw/tst/test_loragw_hal.c
@@ -102,7 +102,7 @@ int main(int argc, char **argv)
     int nb_pkt;
     uint32_t fa = 0, fb = 0, ft = 0;
     enum lgw_radio_type_e radio_type = LGW_RADIO_TYPE_NONE;
-    uint8_t clocksource = 1; /* Radio B is source by default */
+    uint8_t clocksource = 0; /* Radio B is source by default */
 
     uint32_t tx_cnt = 0;
     unsigned long loop_cnt = 0;
diff --git a/util_tx_test/src/util_tx_test.c b/util_tx_test/src/util_tx_test.c
index 90d7dec..186b1d2 100644
--- a/util_tx_test/src/util_tx_test.c
+++ b/util_tx_test/src/util_tx_test.c
@@ -205,7 +205,7 @@ int main(int argc, char **argv)
 
     /* RF configuration (TX fail if RF chain is not enabled) */
     enum lgw_radio_type_e radio_type = LGW_RADIO_TYPE_NONE;
-    uint8_t clocksource = 1; /* Radio B is source by default */
+    uint8_t clocksource = 0; /* Radio B is source by default */
     struct lgw_conf_board_s boardconf;
     struct lgw_conf_lbt_s lbtconf;
     struct lgw_conf_rxrf_s rfconf;
-- 
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