Tx support: common device routines library and handle BladeRF Tx/Rx coordination on Rx side

2026-06-04 06:54:39 -04:00 · 2016-12-30 16:13:28 +01:00
parent 5a83dc09a5
commit 2047463dcf
16 changed files with 556 additions and 93 deletions
@@ -0,0 +1,88 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2016-2017 Edouard Griffiths, F4EXB                              //
+//                                                                               //
+// This program is free software; you can redistribute it and/or modify          //
+// it under the terms of the GNU General Public License as published by          //
+// the Free Software Foundation as version 3 of the License, or                  //
+//                                                                               //
+// This program is distributed in the hope that it will be useful,               //
+// but WITHOUT ANY WARRANTY; without even the implied warranty of                //
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                  //
+// GNU General Public License V3 for more details.                               //
+//                                                                               //
+// You should have received a copy of the GNU General Public License             //
+// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#include <cstdio>
+#include <cstring>
+#include "devicebladerf.h"
+
+bool DeviceBladeRF::open_bladerf(struct bladerf **dev, const char *serial)
+{
+    int res;
+    int fpga_loaded;
+
+    if ((*dev = open_bladerf_from_serial(0)) == 0)
+    {
+        fprintf(stderr, "DeviceBladeRF::open_bladerf: could not open BladeRF");
+        return false;
+    }
+
+    fpga_loaded = bladerf_is_fpga_configured(*dev);
+
+    if (fpga_loaded < 0)
+    {
+        fprintf(stderr, "DeviceBladeRF::open_bladerf: failed to check FPGA state: %s",
+                  bladerf_strerror(fpga_loaded));
+        return false;
+    }
+    else if (fpga_loaded == 0)
+    {
+        fprintf(stderr, "BladerfOutput::start: the device's FPGA is not loaded.");
+        return false;
+    }
+
+    return true;
+}
+
+struct bladerf *DeviceBladeRF::open_bladerf_from_serial(const char *serial)
+{
+    int status;
+    struct bladerf *dev;
+    struct bladerf_devinfo info;
+
+    /* Initialize all fields to "don't care" wildcard values.
+     *
+     * Immediately passing this to bladerf_open_with_devinfo() would cause
+     * libbladeRF to open any device on any available backend. */
+    bladerf_init_devinfo(&info);
+
+    /* Specify the desired device's serial number, while leaving all other
+     * fields in the info structure wildcard values */
+    if (serial != 0)
+    {
+        strncpy(info.serial, serial, BLADERF_SERIAL_LENGTH - 1);
+        info.serial[BLADERF_SERIAL_LENGTH - 1] = '\0';
+    }
+
+    status = bladerf_open_with_devinfo(&dev, &info);
+
+    if (status == BLADERF_ERR_NODEV)
+    {
+        fprintf(stderr, "DeviceBladeRF::open_bladerf_from_serial: No devices available with serial=%s\n", serial);
+        return 0;
+    }
+    else if (status != 0)
+    {
+        fprintf(stderr, "DeviceBladeRF::open_bladerf_from_serial: Failed to open device with serial=%s (%s)\n",
+                serial, bladerf_strerror(status));
+        return 0;
+    }
+    else
+    {
+        return dev;
+    }
+}
+
+