mirror of
https://github.com/johndoe6345789/MetalOS.git
synced 2026-04-25 06:05:02 +00:00
98 lines
2.9 KiB
Bash
Executable File
98 lines
2.9 KiB
Bash
Executable File
#!/bin/bash
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# MetalOS - Create bootable disk image for UEFI/QEMU
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set -e
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echo "MetalOS Image Creator"
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echo "====================="
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BUILD_DIR="build"
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ISO_DIR="$BUILD_DIR/iso"
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IMAGE="$BUILD_DIR/metalos.img"
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# Check if bootloader and kernel exist
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if [ ! -f "bootloader/bootx64.efi" ]; then
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echo "Warning: bootloader/bootx64.efi not found."
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echo "Creating placeholder bootloader for testing..."
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mkdir -p bootloader
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# Create a minimal placeholder EFI file
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echo "Placeholder UEFI bootloader" > bootloader/bootx64.efi
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fi
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if [ ! -f "kernel/metalos.bin" ]; then
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echo "Warning: kernel/metalos.bin not found."
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echo "Creating placeholder kernel for testing..."
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mkdir -p kernel
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# Create a minimal placeholder kernel
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echo "Placeholder kernel" > kernel/metalos.bin
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fi
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# Create directories
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mkdir -p "$ISO_DIR/EFI/BOOT"
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# Copy files
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echo "Copying bootloader..."
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cp bootloader/bootx64.efi "$ISO_DIR/EFI/BOOT/"
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echo "Copying kernel..."
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cp kernel/metalos.bin "$ISO_DIR/"
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# Create disk image using different methods based on available tools
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echo "Creating disk image..."
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# Method 1: Try mtools (preferred for QEMU UEFI boot)
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if command -v mformat &> /dev/null && command -v mcopy &> /dev/null; then
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echo "Using mtools to create FAT32 disk image..."
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# Create a 64MB disk image with FAT32
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dd if=/dev/zero of="$IMAGE" bs=1M count=64 2>/dev/null
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# Format as FAT32
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mformat -i "$IMAGE" -F -v "METALOS" ::
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# Create EFI directory structure
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mmd -i "$IMAGE" ::/EFI
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mmd -i "$IMAGE" ::/EFI/BOOT
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# Copy bootloader and kernel
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mcopy -i "$IMAGE" bootloader/bootx64.efi ::/EFI/BOOT/
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mcopy -i "$IMAGE" kernel/metalos.bin ::/
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echo "Success! Created $IMAGE using mtools"
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# Method 2: Try xorriso (ISO9660 with El Torito)
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elif command -v xorriso &> /dev/null; then
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echo "Using xorriso to create ISO image..."
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xorriso -as mkisofs \
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-e EFI/BOOT/bootx64.efi \
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-no-emul-boot \
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-o "$IMAGE" \
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"$ISO_DIR"
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echo "Success! Created $IMAGE using xorriso"
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# Method 3: Fallback - create simple FAT image with dd and manual copy instructions
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else
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echo "Warning: Neither mtools nor xorriso found."
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echo "Creating basic disk image, but it may not be bootable."
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echo ""
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# Create a basic image
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dd if=/dev/zero of="$IMAGE" bs=1M count=64 2>/dev/null
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echo "Files are ready in $ISO_DIR/"
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echo ""
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echo "To make this image bootable, install mtools:"
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echo " Ubuntu/Debian: sudo apt-get install mtools"
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echo " Arch Linux: sudo pacman -S mtools"
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echo " macOS: brew install mtools"
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echo ""
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echo "Then run this script again, or manually create a bootable USB:"
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echo " 1. Format USB with GPT and FAT32 EFI System Partition"
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echo " 2. Copy $ISO_DIR/EFI to the USB"
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echo " 3. Copy $ISO_DIR/metalos.bin to the USB"
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fi
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echo ""
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echo "Image ready for QEMU UEFI testing!"
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echo "Run: make qemu"
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