initial commit

scripts/process_ota.sh

@@ -0,0 +1,87 @@
+#!/bin/sh
+
+set -e
+
+while [ $# -gt 0 ]; do
+  case $1 in
+  --axf)
+    AXF_FILE="$2"
+    shift
+    shift
+    ;;
+  --bin-dir)
+    BIN_DIR="$2"
+    shift
+    shift
+    ;;
+  --objcopy)
+    OBJCOPY="$2"
+    shift
+    shift
+    ;;
+  --ota-idx)
+    OTA_IDX="$2"
+    shift
+    shift
+    ;;
+  --tools-dir)
+    TOOLS_DIR="$2"
+    shift
+    shift
+    ;;
+  *)
+    echo "Unknown parameter: $1" >&2
+    exit 1
+    ;;
+  esac
+done
+
+if [ -z "$AXF_FILE" ] || [ -z "$BIN_DIR" ] || [ -z "$OBJCOPY" ] || [ -z "$OTA_IDX" ] || [ -z "$TOOLS_DIR" ]; then
+  echo "Missing required parameters" >&2
+  exit 1
+fi
+
+# TODO: don't use the blobs
+PICK="$TOOLS_DIR/pick"
+CHKSUM="$TOOLS_DIR/checksum"
+OTA="$TOOLS_DIR/ota"
+
+# out files
+IMAGE2_OTA="image2_all_ota${OTA_IDX}.bin"
+
+extract_symbol() {
+  grep "$1" "$BIN_DIR/$(basename "$AXF_FILE" .axf).nmap" | cut -d' ' -f1
+}
+
+echo "Extracting sections..."
+$OBJCOPY -j .ram_image2.entry -j .ram_image2.data -j .ram_image2.text \
+  -j .ram_image2.bss -j .ram_image2.skb.bss -j .ram_heap.data \
+  -Obinary "$AXF_FILE" "$BIN_DIR/ram_2.r.bin"
+
+$OBJCOPY -j .xip_image2.text -Obinary "$AXF_FILE" "$BIN_DIR/xip_image2.bin"
+
+echo "Processing memory images..."
+RAM_START=$(extract_symbol __ram_image2_text_start__)
+RAM_END=$(extract_symbol __ram_image2_text_end__)
+XIP_START=$(extract_symbol __xip_image2_start__)
+
+$PICK "0x$RAM_START" "0x$RAM_END" \
+  "$BIN_DIR/ram_2.r.bin" "$BIN_DIR/ram_2.p.bin"
+
+$PICK "0x$XIP_START" "0x$XIP_START" \
+  "$BIN_DIR/xip_image2.bin" "$BIN_DIR/xip_image2.p.bin"
+
+echo "Generating OTA image..."
+cat "$BIN_DIR/xip_image2.p.bin" >"$BIN_DIR/$IMAGE2_OTA"
+cat "$BIN_DIR/ram_2.p.bin" >>"$BIN_DIR/$IMAGE2_OTA"
+$CHKSUM "$BIN_DIR/$IMAGE2_OTA"
+
+# gen for 2nd ota image if needed
+if [ "$OTA_IDX" = "2" ]; then
+  echo "Generating OTA package..."
+  $OTA "$BIN_DIR/image2_all_ota1.bin" 0x800B000 \
+    "$BIN_DIR/$IMAGE2_OTA" 0x08080000 0x20170111 \
+    "$BIN_DIR/ota_all.bin"
+fi
+
+echo "OTA image processing complete!"