Implement first basic interrupt handler

tools/build_debug.sh

@@ -2,3 +2,4 @@ cd "$(dirname "$0")"
 cd ".."
 
 cargo build --target aarch64-unknown-none
+llvm-objcopy -O binary ../target/aarch64-unknown-none/debug/nova ../target/aarch64-unknown-none/debug/kernel8.img

tools/build_release.sh

@@ -1,4 +1,4 @@
 cd "$(dirname "$0")"
-cd ".."
 
 cargo build --target aarch64-unknown-none --release
+llvm-objcopy -O binary ../target/aarch64-unknown-none/release/nova ../target/aarch64-unknown-none/release/kernel8.img

tools/deply_to_hw.sh

@@ -6,23 +6,23 @@ set -a
 source ../.env
 set +a
 
-set -e  # Stop on errors
+set -e
 
 
-# === RESOLVE VARIABLES ===
+# RESOLVE VARIABLES
 REMOTE="$REMOTE_USER@$REMOTE_HOST"
 REMOTE_DIR="$TFTP_PATH"
 
-# === BUILD ===
+# BUILD
 echo "[*] Building kernel..."
 cargo build --release
 
-# === CONVERT TO IMG ===
+# CONVERT TO IMG
 echo "[*] Convert kernel elf to img..."
 llvm-objcopy -O binary "../$BUILD_PATH/$BINARY_NAME" ../$BUILD_PATH/kernel8.img
 
 
-# === COPY TO TFTP ===
+# COPY TO TFTP
 echo "[*] Copying firmware files to TFTP server..."
 scp ../firmware_files/* "$REMOTE:$REMOTE_DIR/."
 echo "[*] Copying kernel to TFTP server..."

tools/generate_kernel.sh

@@ -1,3 +0,0 @@
-cd "$(dirname "$0")"
-
-llvm-objcopy -O binary ../target/aarch64-unknown-none/release/nova ../kernel8.img

tools/generate_sd_card.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+set -e
+
+# Config
+IMAGE_NAME="sd.img"
+IMAGE_SIZE_MB=64
+FIRMWARE_DIR="./firmware_files"
+
+
+# Clean up existing image
+if [ -f "$IMAGE_NAME" ]; then
+    echo "[*] Removing existing $IMAGE_NAME..."
+    rm -f "$IMAGE_NAME"
+fi
+
+# Create empty image
+echo "[*] Creating ${IMAGE_SIZE_MB}MB SD image..."
+dd if=/dev/zero of="$IMAGE_NAME" bs=1M count=$IMAGE_SIZE_MB
+
+# Format image as FAT32
+echo "[*] Formatting image as FAT32..."
+mformat -i sd.img -F ::
+
+# Copy all files from firmware_files/ into root of SD image
+echo "[*] Copying files from '$FIRMWARE_DIR' to image..."
+mcopy -i "$IMAGE_NAME" -s "$FIRMWARE_DIR"/* ::/
+
+echo "[✓] SD card image '$IMAGE_NAME' is ready."

tools/start_simulator.sh

@@ -1,3 +1,12 @@
+cargo build --target aarch64-unknown-none --release
 cd "$(dirname "$0")"
 
-qemu-system-aarch64 -M raspi3b -cpu cortex-a53 -serial stdio -display none -kernel ../target/aarch64-unknown-none/release/nova -s
+llvm-objcopy -O binary ../target/aarch64-unknown-none/release/nova ../target/aarch64-unknown-none/release/kernel8.img
+
+qemu-system-aarch64 \
+  -M raspi3b \
+  -cpu cortex-a53 \
+  -serial stdio \
+  -sd ../sd.img \
+  -display none \
+  -kernel ../target/aarch64-unknown-none/release/kernel8.img

tools/start_simulator_debug.sh

@@ -1,3 +1,13 @@
+cargo build --target aarch64-unknown-none
+
 cd "$(dirname "$0")"
 
-qemu-system-aarch64 -M raspi3b -cpu cortex-a53 -serial stdio -display none -kernel ../target/aarch64-unknown-none/debug/nova -s
+llvm-objcopy -O binary ../target/aarch64-unknown-none/debug/nova ../target/aarch64-unknown-none/debug/kernel8.img
+
+qemu-system-aarch64 \
+  -M raspi3b \
+  -cpu cortex-a53 \
+  -serial stdio \
+  -sd ../sd.img \
+  -display none \
+  -kernel ../target/aarch64-unknown-none/debug/kernel8.img