psram: add test script for exploder5 and SCU4

modules/psram/test/psram-tester.sh

@@ -0,0 +1,93 @@
+#!/bin/bash
+set -eu
+
+# Global variables
+DEVICE="NULL"
+TR="NULL"
+
+# Run test
+function run_test() {
+  echo "Searching for PSRAM slave at $DEVICE ..."
+  PSRAM_ADDR=$(eb-find "$DEVICE" 0x651 0x169edcb7)
+  echo "Found PSRAM at $PSRAM_ADDR ..."
+
+  if [ "$TR" = "scu4" ]; then
+    echo "Selecting PSRAM #0 on $TR"
+    saft-io-ctl tr0 -n PSRAM_SEL_0 -d 0
+  fi
+
+  echo "Creating test file ..."
+  dd if=/dev/urandom of=put_file bs=33554432 count=1
+
+  echo "Writing to PSRAM ..."
+  eb-put "$DEVICE" "$PSRAM_ADDR" put_file
+
+  echo "Reading back from PSRAM ..."
+  eb-get "$DEVICE" "$PSRAM_ADDR/33554432" get_file
+
+  echo "Comparing files ..."
+  if cmp -s put_file get_file; then
+    echo "Test passed!"
+  else
+    echo "Test failed: Files are not identical."
+  fi
+}
+
+# Print Help
+function print_help() {
+  echo "Example usage:"
+  echo ""
+  echo "$0 -d dev/ttyUSB0 -t exploder5    - Test PSRAM on Exploder5"
+  echo "$0 -d dev/wbm0 -t scu4            - Test PSRAM on SCU4"
+  echo "$0 -h                             - Show help"
+}
+
+# Check given arguments
+if [ $# -eq 0 ]; then
+  echo "Error: Missing arguments!"
+  print_help
+  exit 1
+fi
+
+while getopts "d:t:h" opt; do
+  case $opt in
+    d)
+      DEVICE="$OPTARG"
+      ;;
+    t)
+      TR="$OPTARG"
+      ;;
+    h)
+      print_help
+      exit 0
+      ;;
+    *)
+      echo "Error: Invalid argument!"
+      print_help
+      exit 1
+      ;;
+  esac
+done
+
+# Check given arguments
+if [ "$DEVICE" = "NULL" ]; then
+  echo "Error: Please provide a device path!"
+  print_help
+  exit 1
+fi
+
+if [ "$TR" = "NULL" ]; then
+  echo "Error: Please provide a timing receiver type!"
+  print_help
+  exit 1
+fi
+
+# Check for dependencies
+if ! command -v eb-find &>/dev/null || ! command -v eb-put &>/dev/null || ! command -v eb-get &>/dev/null || ! command -v saft-io-ctl &>/dev/null; then
+  echo "Error: Required tools not found. Make sure 'eb-find', 'eb-put', 'eb-get', and 'saft-io-ctl' are installed and in the PATH."
+  exit 1
+fi
+
+run_test
+
+exit 0