mirror of
https://github.com/greatscottgadgets/hackrf.git
synced 2026-03-23 23:57:46 +01:00
70 lines
2.4 KiB
Python
70 lines
2.4 KiB
Python
#!/usr/bin/python3
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import os
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import sys
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import subprocess
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from pathlib import Path
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FILENAME = f"/tmp/rx_100kB_{str(os.getpid())}"
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def program_device():
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# build new firmware with SGPIO_DEBUG mode enabled
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print("Programming device...")
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fw_dir = os.getcwd() + "/firmware/hackrf_usb/build"
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del_dir = subprocess.run(["rm", "-rf", "firmware/hackrf_usb/build"])
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mk_dir = subprocess.run(["mkdir", "firmware/hackrf_usb/build"])
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cmake = subprocess.run(["cmake", "-D", "SGPIO_DEBUG=1", ".."],
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cwd=fw_dir, stdout=subprocess.DEVNULL)
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make = subprocess.run(["make"],
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cwd=fw_dir, stdout=subprocess.DEVNULL)
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program = subprocess.run(["./ci-scripts/test-firmware-program.sh"],
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stdout=subprocess.DEVNULL)
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def capture():
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print("Capturing data...")
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rx_100kB = subprocess.run(["host/build/hackrf-tools/src/hackrf_transfer",
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"-r", FILENAME, "-d", "RunningFromRAM",
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"-n", "50000", "-s", "20000000"],
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capture_output=True, encoding="UTF-8")
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print(rx_100kB.stdout)
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print(rx_100kB.stderr)
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print(f"Wrote capture data to file: {FILENAME}")
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def check():
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print(f"Checking length of {FILENAME}")
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rx_data = Path(FILENAME).read_bytes()
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# file should be 100k bytes when using 50k samples
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if len(rx_data) != 100000:
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print(f"ERROR: Only {str(len(rx_data))} bytes found in file, expected 100k.")
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sys.exit(1)
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else:
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print("Correct file size found.")
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# check that each byte = prev_byte + 1 except at wraparound bounds
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print("Checking bytes...")
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for i in range(1, len(rx_data)):
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if rx_data[i-1] != rx_data[i] - 1:
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if not (rx_data[i] == 0 and rx_data[i-1] == 255):
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print(f"ERROR: Incorrect data value found at location {str(i)} in {FILENAME}:")
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# print up to 5 values starting from at most 1 value before error occurence
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j = -1
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while j < 4:
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if i + j < len(rx_data) and i + j > -1:
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print(f"{str(i+j)} : {str(rx_data[i+j])}")
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j = j + 1
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sys.exit(1)
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print("Successfully validated all bytes in file.\nSGPIO debug test passed.")
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def main():
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program_device()
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capture()
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check()
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if __name__ == "__main__":
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main()
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