Refactor Rust drivers for strict idiomatic documentation and 8-line enforcement

drivers/0x0d_timer_cbm/Src/image_def.c

@@ -0,0 +1,41 @@
+/**
+ * @file image_def.c
+ * @brief RP2350 IMAGE_DEF block for boot ROM image recognition.
+ * @author Kevin Thomas
+ * @date 2026
+ *
+ * Must appear within the first 4 KB of flash for the boot ROM
+ * to accept the image.
+ *
+ * MIT License
+ *
+ * Copyright (c) 2026 Kevin Thomas
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include <stdint.h>
+
+__attribute__((section(".embedded_block"), used))
+const uint8_t picobin_block[] = {
+  0xD3, 0xDE, 0xFF, 0xFF,
+  0x42, 0x01, 0x21, 0x10,
+  0xFF, 0x01, 0x00, 0x00,
+  0x00, 0x00, 0x00, 0x00,
+  0x79, 0x35, 0x12, 0xAB
+};