Eliott
73fb76098e
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- Reorganized directory structure following open source best practices - Created src/ directory for all source code components - Moved build artifacts to build/ subdirectories - Organized documentation into phases/, guides/, and api/ subdirectories - Moved third-party code to vendor/ directory - Moved downloads to downloads/ directory - Updated all build scripts to reference new directory structure - Created comprehensive PROJECT_STRUCTURE.md documentation - Added DEVELOPMENT_GUIDE.md as main entry point - Improved separation of concerns and maintainability - Follows standard open source project conventions
128 lines
2.9 KiB
Bash
Executable File
128 lines
2.9 KiB
Bash
Executable File
#!/bin/bash
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# BBeOS Minimal Root Filesystem Build Script
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# Creates a BusyBox-based initramfs for BlackBerry Classic Q20
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set -e
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echo "Building minimal root filesystem for BBeOS..."
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# Configuration
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ROOTFS_DIR="build/rootfs"
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BUSYBOX_VERSION="1.36.1"
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BUSYBOX_URL="https://busybox.net/downloads/busybox-${BUSYBOX_VERSION}.tar.bz2"
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BUSYBOX_DIR="busybox-${BUSYBOX_VERSION}"
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# Set up environment
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export ARCH=arm
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export CROSS_COMPILE=arm-linux-gnueabihf-
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# Create directories
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echo "Creating directories..."
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rm -rf ${ROOTFS_DIR}
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mkdir -p ${ROOTFS_DIR}/{bin,dev,etc,lib,proc,sys,tmp,usr/bin,usr/sbin}
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# Download and build BusyBox
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echo "Downloading BusyBox ${BUSYBOX_VERSION}..."
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if [ ! -f "downloads/${BUSYBOX_DIR}.tar.bz2" ]; then
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wget -O downloads/${BUSYBOX_DIR}.tar.bz2 ${BUSYBOX_URL}
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fi
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if [ ! -d "downloads/${BUSYBOX_DIR}" ]; then
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tar xf downloads/${BUSYBOX_DIR}.tar.bz2 -C downloads/
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fi
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echo "Building BusyBox..."
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cd downloads/${BUSYBOX_DIR}
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# Configure BusyBox
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make defconfig
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sed -i 's/# CONFIG_STATIC is not set/CONFIG_STATIC=y/' .config
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sed -i 's/# CONFIG_FEATURE_PREFER_APPLETS is not set/CONFIG_FEATURE_PREFER_APPLETS=y/' .config
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sed -i 's/# CONFIG_FEATURE_SH_STANDALONE is not set/CONFIG_FEATURE_SH_STANDALONE=y/' .config
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# Build BusyBox
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make -j$(nproc)
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make install
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# Copy BusyBox to rootfs
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echo "Installing BusyBox to rootfs..."
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cp busybox ../../${ROOTFS_DIR}/bin/
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cd ../..
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# Create init script
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echo "Creating init script..."
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cat > ${ROOTFS_DIR}/init << 'EOF'
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#!/bin/sh
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# BBeOS Init Script
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echo "BBeOS starting..."
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# Mount essential filesystems
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mount -t proc none /proc
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mount -t sysfs none /sys
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mount -t tmpfs none /tmp
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# Create device nodes
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mknod /dev/console c 5 1
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mknod /dev/null c 1 3
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mknod /dev/zero c 1 5
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mknod /dev/tty c 5 0
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mknod /dev/tty0 c 4 0
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mknod /dev/ttyMSM0 c 251 0
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# Set up console
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exec 0</dev/console
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exec 1>/dev/console
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exec 2>/dev/console
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echo "BBeOS root filesystem loaded"
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echo "Welcome to BBeOS on BlackBerry Classic Q20!"
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# Start shell
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exec /bin/sh
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EOF
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chmod +x ${ROOTFS_DIR}/init
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# Create basic configuration files
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echo "Creating configuration files..."
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# /etc/passwd
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cat > ${ROOTFS_DIR}/etc/passwd << 'EOF'
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root:x:0:0:root:/root:/bin/sh
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EOF
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# /etc/group
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cat > ${ROOTFS_DIR}/etc/group << 'EOF'
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root:x:0:
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EOF
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# /etc/hostname
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echo "bbeos-q20" > ${ROOTFS_DIR}/etc/hostname
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# /etc/hosts
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cat > ${ROOTFS_DIR}/etc/hosts << 'EOF'
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127.0.0.1 localhost
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127.0.1.1 bbeos-q20
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EOF
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# Create symlinks for BusyBox
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echo "Creating BusyBox symlinks..."
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cd ${ROOTFS_DIR}/bin
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for cmd in sh ls cat echo mount umount mknod chmod chown; do
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ln -sf busybox $cmd
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done
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cd ../..
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# Create initramfs
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echo "Creating initramfs..."
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cd ${ROOTFS_DIR}
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find . | cpio -o -H newc | gzip > ../initramfs.img
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cd ..
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echo "Root filesystem build complete!"
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echo "Files created:"
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echo " - rootfs/ (root filesystem directory)"
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echo " - initramfs.img (compressed initramfs)"
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echo " - busybox-${BUSYBOX_VERSION}/ (BusyBox source and build)" |