ci: add sgpio debug test

Jenkinsfile

@@ -32,6 +32,8 @@ pipeline {
                 retry(3) {
                     sh 'python3 ci-scripts/test-transfer.py rx'
                 }
+                sh './ci-scripts/configure-hubs.sh --off'
+                sh 'python3 ci-scripts/test-sgpio-debug.py'
                 sh './ci-scripts/configure-hubs.sh --reset'
             }
         }

ci-scripts/test-firmware-program.sh

@@ -2,6 +2,7 @@
 usbhub --disable-i2c --hub D9D1 power state --port 2 --reset
 sleep 1s
 dfu-util --device 1fc9:000c --alt 0 --download firmware/hackrf_usb/build/hackrf_usb.dfu
+sleep 1s
 EXIT_CODE="$?"
 if [ "$EXIT_CODE" == "0" ]
 then
@@ -16,6 +17,6 @@ then
     echo "dfu-util installation failed! Exiting.."
     exit $EXIT_CODE
 else
-    echo "god have mercy on your soul"
+    echo "Unhandled exception"
     exit $EXIT_CODE
 fi

ci-scripts/test-sgpio-debug.py

@@ -0,0 +1,59 @@
+#!/usr/bin/python3
+import os
+import sys
+import subprocess
+from pathlib import Path
+
+FILENAME = "/tmp/rx_100kB_" + str(os.getpid())
+
+
+def program_device():
+    # build new firmware with SGPIO_DEBUG mode enabled
+    print("Programming device..")
+    fw_dir  = os.getcwd() + "/firmware/hackrf_usb/build"
+    del_dir = subprocess.run(["rm", "-rf", "firmware/hackrf_usb/build"])
+    mk_dir  = subprocess.run(["mkdir", "firmware/hackrf_usb/build"])
+    cmake   = subprocess.run(["cmake", "-D", "SGPIO_DEBUG=1", ".."],
+                             cwd=fw_dir, stdout=subprocess.DEVNULL)
+    make    = subprocess.run(["make"],
+                             cwd=fw_dir, stdout=subprocess.DEVNULL)
+    program = subprocess.run(["./ci-scripts/test-firmware-program.sh"],
+                             stdout=subprocess.DEVNULL)
+
+
+def capture():
+    print("Capturing data..")
+    rx_100kB = subprocess.run(["host/build/hackrf-tools/src/hackrf_transfer",
+                                "-r", FILENAME, "-d", "RunningFromRAM",
+                                 "-n", "50000", "-s", "20000000"],
+                                capture_output=True, encoding="UTF-8")
+    print(rx_100kB.stdout)
+    print(rx_100kB.stderr)
+    print("Wrote data to file: " + FILENAME)
+
+
+def check():
+    rx_data = Path(FILENAME).read_bytes()
+    # file should be 100k bytes when using 50k samples
+    if len(rx_data) != 100000:
+        print("SGPIO debug test failed.")
+        sys.exit(1)
+
+    # check that each byte = prev_byte + 1 except at wraparound bounds
+    for i in range(1, len(rx_data)):
+        if rx_data[i-1] != rx_data[i] - 1:
+            if not (rx_data[i] == 0 and rx_data[i-1] == 255):
+                print("SGPIO debug test failed.")
+                sys.exit(1)
+    print("SGPIO debug test passed.")
+
+
+def main():
+    program_device()
+    capture()
+    check()
+
+
+if __name__ == "__main__":
+    main()
+