From 71941f058439f44573f666bdf8352c731aac75d0 Mon Sep 17 00:00:00 2001 From: Eliott Date: Thu, 31 Jul 2025 17:43:09 +0200 Subject: [PATCH] Phase 1: Initial kernel development setup - Added comprehensive hardware research documentation - Created bootloader analysis and driver compatibility research - Set up development environment with cross-compilation tools - Created Q20-specific device tree (simplified version) - Added kernel build scripts and configuration - Set up CI/CD pipeline with Gitea Actions - Added .gitignore for build artifacts --- .gitignore | 25 +++ bbeos-runner.service | 30 +++ config.yaml | 24 +++ docs/PHASE_1_IMPLEMENTATION.md | 220 +++++++++++++++++++++ hardware/q20-specs.md | 80 ++++++++ kernel/msm8960-defconfig | 124 ++++++++++++ kernel/q20.dts | 244 +++++++++++++++++++++++ research/bootloader-analysis.md | 208 ++++++++++++++++++++ research/driver-compatibility.md | 310 ++++++++++++++++++++++++++++++ research/q20-hardware-research.md | 307 +++++++++++++++++++++++++++++ scripts/build-kernel-minimal.sh | 81 ++++++++ scripts/build-kernel.sh | 259 +++++++++++++++++++++++++ scripts/configure-kernel.sh | 179 +++++++++++++++++ tools/firmware-extractor.sh | 231 ++++++++++++++++++++++ 14 files changed, 2322 insertions(+) create mode 100644 .gitignore create mode 100644 bbeos-runner.service create mode 100644 config.yaml create mode 100644 docs/PHASE_1_IMPLEMENTATION.md create mode 100644 hardware/q20-specs.md create mode 100644 kernel/msm8960-defconfig create mode 100644 kernel/q20.dts create mode 100644 research/bootloader-analysis.md create mode 100644 research/driver-compatibility.md create mode 100644 research/q20-hardware-research.md create mode 100755 scripts/build-kernel-minimal.sh create mode 100755 scripts/build-kernel.sh create mode 100755 scripts/configure-kernel.sh create mode 100755 tools/firmware-extractor.sh diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..9e17d20 --- /dev/null +++ b/.gitignore @@ -0,0 +1,25 @@ +# Kernel source (large external repository) +kernel-source/ + +# Build artifacts +*.o +*.ko +*.dtb +*.dtbo +zImage +initramfs.img +boot.img + +# Temporary files +*.tmp +*.swp +*~ + +# IDE files +.vscode/ +.idea/ +*.sublime-* + +# OS files +.DS_Store +Thumbs.db \ No newline at end of file diff --git a/bbeos-runner.service b/bbeos-runner.service new file mode 100644 index 0000000..14de41b --- /dev/null +++ b/bbeos-runner.service @@ -0,0 +1,30 @@ +[Unit] +Description=BBeOS Gitea Actions Runner +After=network.target +Wants=network.target + +[Service] +Type=simple +User=macpro61 +Group=macpro61 +WorkingDirectory=/home/macpro61/bbeos-runner +ExecStart=/home/macpro61/bbeos-runner/act_runner daemon --config /home/macpro61/bbeos-runner/config.yaml +Restart=always +RestartSec=10 +StandardOutput=journal +StandardError=journal +SyslogIdentifier=bbeos-runner + +# Security settings +NoNewPrivileges=true +PrivateTmp=true +ProtectSystem=false +ProtectHome=false +ReadWritePaths=/home/macpro61/bbeos-runner + +# Environment variables +Environment=HOME=/home/macpro61 +Environment=DOCKER_HOST=unix:///var/run/docker.sock + +[Install] +WantedBy=multi-user.target \ No newline at end of file diff --git a/config.yaml b/config.yaml new file mode 100644 index 0000000..9137835 --- /dev/null +++ b/config.yaml @@ -0,0 +1,24 @@ +instance_addr: "https://gitea.lab48.be" +token: "GmRyjlWA93CrtQWwpA1oinm6RtNRSBu0CHcbH1N4" + +runner: + file: /home/macpro61/bbeos-runner/.runner + envs: + GITEA_LOGS_FILE: /home/macpro61/bbeos-runner/logs/runner.log + GITEA_LOGS_LEVEL: INFO + +cache: + enabled: true + dir: /home/macpro61/bbeos-runner/cache + +container: + docker_host_env: DOCKER_HOST + privileged: false + options: "--dns=8.8.8.8 --dns=8.8.4.4" + network: host + +labels: + - "ubuntu-latest" + - "linux" + - "x64" + - "self-hosted" \ No newline at end of file diff --git a/docs/PHASE_1_IMPLEMENTATION.md b/docs/PHASE_1_IMPLEMENTATION.md new file mode 100644 index 0000000..5bc306b --- /dev/null +++ b/docs/PHASE_1_IMPLEMENTATION.md @@ -0,0 +1,220 @@ +# Phase 1 Implementation: Hardware Access & Bootloader Research + +## Current Status +Based on our research, we have comprehensive hardware specifications and bootloader analysis. Now we need to implement practical testing and development. + +## Implementation Plan + +### 1. Development Environment Setup + +#### Required Tools +- **Cross-compilation toolchain** for ARMv7 +- **QEMU** for ARM emulation +- **Buildroot** for minimal rootfs +- **Linux kernel source** (mainline + CAF patches) +- **Device tree compiler** (dtc) +- **Fastboot/ADB tools** + +#### Setup Commands +```bash +# Install cross-compilation tools +sudo apt install gcc-arm-linux-gnueabihf g++-arm-linux-gnueabihf + +# Install QEMU for ARM +sudo apt install qemu-system-arm + +# Install device tree compiler +sudo apt install device-tree-compiler + +# Install Android tools +sudo apt install android-tools-fastboot android-tools-adb +``` + +### 2. Minimal Kernel Configuration + +#### Base Configuration +- Start with `msm8960_defconfig` from mainline kernel +- Add essential drivers for Q20 hardware +- Enable debug interfaces and console output +- Configure minimal filesystem support + +#### Key Configurations +``` +CONFIG_ARM=y +CONFIG_CPU_32v7=y +CONFIG_ARCH_MSM=y +CONFIG_MSM8960=y +CONFIG_SERIAL_MSM_CONSOLE=y +CONFIG_MMC=y +CONFIG_MMC_MSM=y +CONFIG_DRM_MSM=y +CONFIG_SOUND_MSM=y +CONFIG_INPUT=y +CONFIG_KEYBOARD_MSM=y +``` + +### 3. Device Tree Development + +#### Base Device Tree +- Create `q20.dts` based on MSM8960 reference +- Define memory map and CPU configuration +- Add essential peripherals (UART, MMC, GPIO) +- Configure display and input devices + +#### Key Device Tree Nodes +```dts +/ { + model = "BlackBerry Classic Q20"; + compatible = "blackberry,q20", "qcom,msm8960"; + + memory { + device_type = "memory"; + reg = <0x0 0x80000000>; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; +}; +``` + +### 4. Minimal Root Filesystem + +#### BusyBox-based Rootfs +- Use Buildroot to create minimal rootfs +- Include essential tools (sh, ls, mount, etc.) +- Add network tools for debugging +- Configure basic init system + +#### Essential Packages +``` +busybox +dropbear (SSH server) +iw (Wi-Fi tools) +alsa-utils (audio) +``` + +### 5. Boot Image Creation + +#### Android Boot Image Format +- Create `zImage` from kernel +- Build minimal `initramfs` +- Package as Android boot image +- Test with QEMU first + +#### Boot Image Structure +``` +boot.img: +├── kernel (zImage) +├── ramdisk (initramfs) +├── device tree (q20.dtb) +└── second stage (optional) +``` + +### 6. Testing Strategy + +#### QEMU Testing +- Test kernel boot in QEMU +- Verify device tree loading +- Test basic hardware emulation +- Debug boot issues + +#### Hardware Testing (when available) +- Test on actual Q20 device +- Verify debug interface access +- Test bootloader interaction +- Document hardware behavior + +### 7. Debug Interface Setup + +#### Serial Console +- Configure UART for console output +- Set up USB-to-serial communication +- Enable kernel console messages +- Test debug output + +#### Network Debug +- Configure network interface +- Set up SSH access +- Enable remote debugging +- Test network connectivity + +## Implementation Steps + +### Step 1: Environment Setup +1. Install development tools +2. Download kernel source +3. Set up cross-compilation +4. Configure build environment + +### Step 2: Kernel Configuration +1. Create base kernel config +2. Add MSM8960 support +3. Enable essential drivers +4. Test kernel compilation + +### Step 3: Device Tree +1. Create base device tree +2. Add hardware definitions +3. Test device tree compilation +4. Verify hardware detection + +### Step 4: Root Filesystem +1. Configure Buildroot +2. Build minimal rootfs +3. Add essential tools +4. Test rootfs boot + +### Step 5: Boot Image +1. Create boot image +2. Test with QEMU +3. Debug boot issues +4. Prepare for hardware testing + +### Step 6: Hardware Testing +1. Test on actual device +2. Verify hardware access +3. Document findings +4. Plan next phase + +## Success Criteria + +### Phase 1 Complete When: +- [ ] Development environment is set up +- [ ] Kernel compiles and boots in QEMU +- [ ] Device tree loads correctly +- [ ] Minimal rootfs boots +- [ ] Debug interfaces are working +- [ ] Hardware testing plan is ready + +### Phase 2 Ready When: +- [ ] Basic kernel is working +- [ ] Hardware access is confirmed +- [ ] Boot process is understood +- [ ] Development workflow is established + +## Risk Mitigation + +### Technical Risks +- **Bootloader locked**: Use recovery mode or EDL +- **Hardware not accessible**: Focus on emulation first +- **Drivers not working**: Use generic drivers initially + +### Development Risks +- **Limited documentation**: Rely on community resources +- **Complex hardware**: Start with basic functionality +- **Time constraints**: Focus on essential features + +## Next Phase Preparation + +### Phase 2 Requirements +- Working kernel and rootfs +- Basic hardware access +- Debug interface setup +- Development workflow established + +### Phase 2 Goals +- Boot on actual hardware +- Basic hardware drivers working +- User interface framework +- Core system functionality \ No newline at end of file diff --git a/hardware/q20-specs.md b/hardware/q20-specs.md new file mode 100644 index 0000000..386104f --- /dev/null +++ b/hardware/q20-specs.md @@ -0,0 +1,80 @@ +# BlackBerry Classic (Q20) Hardware Specifications + +## System-on-Chip (SoC) +- **Model**: Qualcomm MSM8960 (Snapdragon S4 Plus) +- **Architecture**: ARMv7 dual-core Krait 200/300 +- **Frequency**: 1.5GHz (maximum) +- **Manufacturing Process**: 28nm LP +- **Memory Interface**: LPDDR2-1066 +- **ISP**: 20MP camera support +- **Video**: 1080p encode/decode + +## Memory +- **RAM**: 2GB LPDDR2 +- **Storage**: 16GB eMMC +- **Expandable**: microSD card slot + +## Display +- **Panel**: 3.5" IPS LCD +- **Resolution**: 720x720 (1:1 aspect ratio) +- **Interface**: MIPI DSI +- **Touch**: Capacitive overlay (if present) +- **Backlight**: LED with PWM control + +## Input Devices +- **Keyboard**: Physical QWERTY with backlight +- **Trackpad**: Optical or capacitive sensor +- **Navigation Keys**: Menu, Back, Call, End +- **Interface**: I2C or SPI communication + +## Graphics +- **GPU**: Adreno 225 +- **Architecture**: Unified shader model 4.1 +- **Memory**: Shared with system RAM +- **API Support**: OpenGL ES 2.0, OpenVG 1.1 +- **Performance**: ~24 GFLOPS + +## Modem +- **Model**: Qualcomm MDM9615 +- **Technology**: LTE Cat 3, HSPA+, CDMA +- **Interface**: QMI over USB or HSIC +- **Firmware**: Proprietary binary blob + +## Connectivity +- **Wi-Fi**: 802.11n +- **Bluetooth**: 4.0 +- **GPS**: Integrated +- **USB**: 2.0 with OTG support + +## Audio +- **Codec**: Qualcomm WCD9310 or similar +- **Interface**: I2S/SLIMbus +- **Speakers**: Mono speaker output +- **Headphones**: 3.5mm jack +- **Microphone**: Built-in microphone + +## Power Management +- **Battery**: 2515mAh removable Li-ion +- **Charging**: USB and external charger +- **Interface**: I2C communication +- **Protection**: Over-voltage, over-current + +## Debug Interfaces +- **USB**: Standard USB 2.0 interface +- **Serial**: UART over USB (if available) +- **JTAG**: Hardware debug interface +- **EDL**: Emergency Download Mode +- **QDL**: Qualcomm Download Mode + +## Physical Dimensions +- **Width**: 72mm +- **Height**: 131mm +- **Depth**: 10.2mm +- **Weight**: 177g + +## Research Status +- [ ] Hardware documentation collected +- [ ] Firmware extraction completed +- [ ] Bootloader analysis done +- [ ] Debug access confirmed +- [ ] Driver requirements identified \ No newline at end of file diff --git a/kernel/msm8960-defconfig b/kernel/msm8960-defconfig new file mode 100644 index 0000000..0487cd1 --- /dev/null +++ b/kernel/msm8960-defconfig @@ -0,0 +1,124 @@ +# BBeOS Kernel Configuration for BlackBerry Classic Q20 (MSM8960) +# Based on known hardware specifications + +# Architecture +CONFIG_ARM=y +CONFIG_CPU_32v7=y +CONFIG_CPU_HAS_ASID=y +CONFIG_ARCH_MSM8960=y + +# MSM8960 specific +CONFIG_MSM_SMD=y +CONFIG_MSM_SMD_PKG3=y +CONFIG_MSM_RPM=y +CONFIG_MSM_RPM_LOG=y +CONFIG_MSM_MPM=y +CONFIG_MSM_MPM_OF=y + +# Device tree support +CONFIG_OF=y +CONFIG_DTC=y +CONFIG_ARM_ATAG_DTB_COMPAT=y + +# Memory management +CONFIG_HIGHMEM=y +CONFIG_HIGHPTE=y +CONFIG_ARM_LPAE=y + +# Serial console +CONFIG_SERIAL_MSM=y +CONFIG_SERIAL_MSM_CONSOLE=y +CONFIG_SERIAL_MSM_HS=y + +# USB support +CONFIG_USB_SUPPORT=y +CONFIG_USB_MSM_OTG=y +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_OHCI_HCD=y +CONFIG_USB_GADGET=y +CONFIG_USB_G_SERIAL=y + +# Display and graphics +CONFIG_DRM=y +CONFIG_DRM_MSM=y +CONFIG_DRM_MSM_MDP5=y +CONFIG_DRM_MSM_DSI=y +CONFIG_DRM_MSM_HDMI=y +CONFIG_FB=y +CONFIG_FB_MSM=y + +# Audio +CONFIG_SND=y +CONFIG_SND_SOC=y +CONFIG_SND_SOC_MSM8960=y +CONFIG_SND_SOC_WCD9310=y + +# Input devices +CONFIG_INPUT=y +CONFIG_INPUT_KEYBOARD=y +CONFIG_INPUT_MOUSE=y +CONFIG_INPUT_TOUCHSCREEN=y +CONFIG_I2C=y +CONFIG_I2C_MSM=y + +# Power management +CONFIG_PM=y +CONFIG_PM_SLEEP=y +CONFIG_CPU_FREQ=y +CONFIG_CPU_FREQ_GOV_ONDEMAND=y +CONFIG_CPU_FREQ_GOV_PERFORMANCE=y +CONFIG_CPU_FREQ_GOV_POWERSAVE=y + +# Network +CONFIG_NET=y +CONFIG_INET=y +CONFIG_NETDEVICES=y +CONFIG_WLAN=y +CONFIG_ATH6KL=y +CONFIG_BT=y +CONFIG_BT_HCIUART=y + +# Storage +CONFIG_MMC=y +CONFIG_MMC_BLOCK=y +CONFIG_MMC_MSM=y +CONFIG_MMC_MSM_SDC1=y +CONFIG_MMC_MSM_SDC2=y +CONFIG_MMC_MSM_SDC3=y +CONFIG_MMC_MSM_SDC4=y + +# GPIO and I2C +CONFIG_GPIO_SYSFS=y +CONFIG_GPIO_MSM_V1=y +CONFIG_I2C_HELPER_AUTO=y +CONFIG_I2C_COMPAT=y + +# Debugging +CONFIG_DEBUG_FS=y +CONFIG_DEBUG_KERNEL=y +CONFIG_KGDB=y +CONFIG_KGDB_SERIAL_CONSOLE=y + +# Security +CONFIG_SECURITY=y +CONFIG_SECURITYFS=y +CONFIG_KEYS=y +CONFIG_KEYS_DEBUG_PROC_KEYS=y + +# File systems +CONFIG_EXT4_FS=y +CONFIG_VFAT_FS=y +CONFIG_NTFS_FS=y +CONFIG_SQUASHFS=y +CONFIG_CRAMFS=y + +# Compression +CONFIG_LZO_COMPRESS=y +CONFIG_LZO_DECOMPRESS=y +CONFIG_XZ_DEC=y +CONFIG_XZ_DEC_X86=y +CONFIG_XZ_DEC_POWERPC=y +CONFIG_XZ_DEC_IA64=y +CONFIG_XZ_DEC_ARM=y +CONFIG_XZ_DEC_ARMTHUMB=y +CONFIG_XZ_DEC_SPARC=y \ No newline at end of file diff --git a/kernel/q20.dts b/kernel/q20.dts new file mode 100644 index 0000000..40377a0 --- /dev/null +++ b/kernel/q20.dts @@ -0,0 +1,244 @@ +/dts-v1/; + +/ { + model = "BlackBerry Classic Q20"; + compatible = "blackberry,q20", "qcom,msm8960"; + + interrupt-parent = <&intc>; + + chosen { + stdout-path = "serial0:115200n8"; + bootargs = "console=ttyMSM0,115200n8 root=/dev/mmcblk0p2 rw rootwait"; + }; + + memory { + device_type = "memory"; + reg = <0x00000000 0x80000000>; // 2GB RAM + }; + + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + // Reserved for modem + modem@0x00000000 { + reg = <0x00000000 0x40000000>; + no-map; + }; + + // Reserved for display + display@0x40000000 { + reg = <0x40000000 0x10000000>; + no-map; + }; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0>; + next-level-cache = <&L2>; + operating-points-v2 = <&cpu_opp_table>; + }; + + cpu@1 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <1>; + next-level-cache = <&L2>; + operating-points-v2 = <&cpu_opp_table>; + }; + }; + + cpu_opp_table: opp_table { + compatible = "operating-points-v2"; + opp-shared; + + opp-384000000 { + opp-hz = /bits/ 64 <384000000>; + opp-microvolt = <1050000>; + clock-latency-ns = <256000>; + }; + + opp-1026000000 { + opp-hz = /bits/ 64 <1026000000>; + opp-microvolt = <1150000>; + clock-latency-ns = <256000>; + }; + + opp-1500000000 { + opp-hz = /bits/ 64 <1500000000>; + opp-microvolt = <1250000>; + clock-latency-ns = <256000>; + }; + }; + + soc { + #address-cells = <1>; + #size-cells = <1>; + ranges; + compatible = "simple-bus"; + + intc: interrupt-controller@2000000 { + compatible = "arm,cortex-a9-gic"; + #interrupt-cells = <3>; + #size-cells = <0>; + #address-cells = <1>; + interrupt-controller; + reg = <0x02000000 0x1000>, + <0x02002000 0x1000>; + }; + + L2: l2-cache@2010000 { + compatible = "arm,pl310-cache"; + reg = <0x02010000 0x1000>; + arm,data-latency = <3 3 3>; + arm,tag-latency = <2 2 2>; + cache-unified; + cache-level = <2>; + }; + + // Serial console + serial@16440000 { + compatible = "qcom,msm-uartdm"; + reg = <0x16440000 0x1000>; + interrupts = <0 154 0>; + clocks = <&gcc 108>, <&gcc 109>; + clock-names = "core", "iface"; + status = "okay"; + }; + + // Display controller + mdp@5100000 { + compatible = "qcom,mdp5"; + reg = <0x05100000 0x90000>; + reg-names = "mdp_phys"; + interrupts = <0 75 0>; + clocks = <&gcc 20>, <&gcc 21>; + clock-names = "iface", "core"; + status = "okay"; + }; + + // Audio system + sound { + compatible = "qcom,msm8960-snd-card"; + qcom,model = "blackberry-q20-snd-card"; + qcom,audio-routing = "RX_BIAS", "MCLK", + "LDO_H", "MCLK"; + qcom,cdc-mclk-gpios = <&pm8941_gpios 15 0>; + }; + + // Keyboard controller + keyboard@78 { + compatible = "blackberry,q20-keyboard"; + reg = <0x78>; + interrupts = <0 123 0>; + gpio-controller; + #gpio-cells = <2>; + status = "okay"; + }; + + // Trackpad + trackpad@5d { + compatible = "blackberry,q20-trackpad"; + reg = <0x5d>; + interrupts = <0 124 0>; + status = "okay"; + }; + + // Battery management + battery { + compatible = "blackberry,q20-battery"; + voltage-min-design-microvolt = <3200000>; + voltage-max-design-microvolt = <4200000>; + energy-full-design-microwatt-hours = <9500000>; + charge-full-design-microamp-hours = <2515000>; + }; + + // Charger + charger { + compatible = "blackberry,q20-charger"; + qcom,fast-charge-current = <1000000>; + qcom,fast-charge-voltage = <4200000>; + }; + + // USB OTG + usb@12500000 { + compatible = "qcom,ci-hdrc"; + reg = <0x12500000 0x200>, + <0x12500200 0x200>; + interrupts = <0 134 0>; + status = "okay"; + dr_mode = "otg"; + }; + + // MMC/SD card + mmc@12400000 { + compatible = "qcom,msm-sdcc"; + reg = <0x12400000 0x1000>; + interrupts = <0 81 0>; + clocks = <&gcc 80>, <&gcc 81>; + clock-names = "core", "iface"; + status = "okay"; + bus-width = <4>; + cap-sd-highspeed; + cap-mmc-highspeed; + }; + + // Wi-Fi + wifi@0 { + compatible = "qcom,ath6kl"; + reg = <0x0 0x0>; + interrupts = <0 70 0>; + status = "okay"; + }; + + // Bluetooth + bluetooth@0 { + compatible = "qcom,wcn3660"; + reg = <0x0 0x0>; + interrupts = <0 71 0>; + status = "okay"; + }; + }; + + // Display panel + panel@0 { + compatible = "blackberry,q20-panel"; + reg = <0>; + + // Panel specifications + width-mm = <89>; + height-mm = <89>; + + // Display timing + display-timings { + native-mode = <&timing0>; + + timing0: timing0 { + clock-frequency = <72000000>; + hactive = <720>; + vactive = <720>; + hfront-porch = <10>; + hsync-len = <10>; + hback-porch = <10>; + vfront-porch = <10>; + vsync-len = <10>; + vback-porch = <10>; + }; + }; + + // Backlight + backlight { + compatible = "pwm-backlight"; + pwms = <&pwm 0 1000000>; + brightness-levels = <0 1 2 3 4 5 6 7 8 9 10>; + default-brightness-level = <10>; + }; + }; +}; \ No newline at end of file diff --git a/research/bootloader-analysis.md b/research/bootloader-analysis.md new file mode 100644 index 0000000..5c2e3fc --- /dev/null +++ b/research/bootloader-analysis.md @@ -0,0 +1,208 @@ +# BlackBerry Classic Q20 Bootloader Analysis + +## Boot Process Overview + +### Qualcomm MSM8960 Boot Sequence +1. **PBL (Primary Boot Loader)** - ROM-based, unchangeable +2. **SBL (Secondary Boot Loader)** - Loaded from eMMC, signed +3. **ABOOT (Android Boot Loader)** - LK-based bootloader +4. **Kernel** - Linux kernel with device tree +5. **Init** - System initialization + +## Bootloader Components + +### PBL (Primary Boot Loader) +- **Location**: ROM (read-only memory) +- **Function**: Initialize basic hardware, load SBL +- **Security**: Cannot be modified +- **Features**: + - Basic hardware initialization + - eMMC interface setup + - SBL loading and verification + +### SBL (Secondary Boot Loader) +- **Location**: eMMC partition (usually 2MB) +- **Function**: Load and verify ABOOT +- **Security**: Signed with Qualcomm keys +- **Features**: + - Hardware initialization + - Security verification + - ABOOT loading + +### ABOOT (Android Boot Loader) +- **Location**: eMMC boot partition +- **Function**: Load kernel and device tree +- **Security**: Can be locked/unlocked +- **Features**: + - Fastboot protocol support + - Recovery mode + - Boot image verification + +## Boot Modes + +### Normal Boot +1. PBL → SBL → ABOOT → Kernel → Init +2. Standard boot sequence +3. Full security verification + +### Recovery Boot +1. PBL → SBL → Recovery Kernel +2. Minimal system for recovery +3. Limited security verification + +### Fastboot Mode +1. PBL → SBL → Fastboot +2. Development/debugging mode +3. Requires unlocked bootloader + +### EDL (Emergency Download Mode) +1. Hardware-based recovery +2. Bypasses normal boot sequence +3. Used for unbricking devices + +## Security Features + +### Secure Boot Chain +1. **PBL** verifies SBL signature +2. **SBL** verifies ABOOT signature +3. **ABOOT** verifies kernel signature +4. **Kernel** verifies initramfs signature + +### Signature Verification +- **Algorithm**: RSA-2048 or ECDSA +- **Keys**: Qualcomm and BlackBerry keys +- **Verification**: Hardware-based crypto engine + +### Bootloader Lock +- **State**: Usually locked by default +- **Unlock**: Requires developer mode +- **Security**: Prevents custom boot images + +## Debug Interfaces + +### Fastboot +- **Protocol**: USB-based +- **Commands**: flash, boot, reboot, etc. +- **Access**: Requires unlocked bootloader +- **Security**: Can be disabled + +### ADB (Android Debug Bridge) +- **Protocol**: USB-based +- **Access**: Requires developer mode +- **Security**: Can be disabled + +### Serial Console +- **Interface**: UART over USB +- **Access**: Hardware debug port +- **Security**: Usually disabled in production + +### JTAG +- **Interface**: 20-pin debug connector +- **Access**: Hardware debug port +- **Security**: Usually disabled in production + +## BlackBerry-Specific Modifications + +### BlackBerry 10 Bootloader +- **Base**: Modified LK (Little Kernel) +- **Features**: BlackBerry-specific security +- **Modifications**: Unknown (proprietary) + +### Security Enhancements +- **BlackBerry Guardian**: App verification +- **BlackBerry Balance**: Data separation +- **BlackBerry Protect**: Anti-malware + +## Unlock Possibilities + +### Developer Mode +- **Method**: Settings → Developer Options +- **Requirements**: Unknown +- **Limitations**: May not unlock bootloader + +### Bootloader Unlock +- **Method**: Fastboot oem unlock +- **Requirements**: Developer mode enabled +- **Limitations**: May void warranty + +### Hardware Unlock +- **Method**: JTAG/EDL +- **Requirements**: Hardware access +- **Limitations**: Requires specialized equipment + +## Research Status + +### Completed +- [x] Basic boot sequence documented +- [x] Security features identified +- [x] Debug interfaces listed + +### In Progress +- [ ] Actual bootloader analysis +- [ ] Debug interface testing +- [ ] Unlock method verification + +### Needed +- [ ] Hardware access testing +- [ ] Bootloader reverse engineering +- [ ] Security bypass research + +## Tools and Methods + +### Software Tools +- **Sachesi**: BlackBerry firmware extractor +- **BlackBerry Link**: Official software +- **Fastboot**: Android bootloader tool +- **ADB**: Android debug bridge + +### Hardware Tools +- **JTAG Debugger**: Hardware debugging +- **USB Analyzer**: Protocol analysis +- **Logic Analyzer**: Signal analysis +- **Oscilloscope**: Timing analysis + +### Analysis Methods +- **Firmware Extraction**: Extract and analyze bootloader +- **Reverse Engineering**: Disassemble bootloader code +- **Protocol Analysis**: Analyze communication protocols +- **Security Testing**: Test security measures + +## Next Steps + +### Immediate +1. **Obtain Device**: Get physical access to Q20 +2. **Test Debug Interfaces**: Try USB, serial, JTAG +3. **Extract Firmware**: Use Sachesi or similar tools +4. **Analyze Bootloader**: Reverse engineer bootloader + +### Short Term +1. **Identify Unlock Methods**: Find ways to unlock bootloader +2. **Test Boot Modes**: Verify different boot modes +3. **Document Findings**: Record all discoveries +4. **Plan Development**: Design custom bootloader + +### Long Term +1. **Develop Custom Bootloader**: Create replacement bootloader +2. **Test Custom Kernel**: Boot custom Linux kernel +3. **Build Root Filesystem**: Create minimal rootfs +4. **Develop Drivers**: Write hardware drivers + +## Challenges and Risks + +### Technical Challenges +- **Proprietary Bootloader**: BlackBerry-specific modifications +- **Hardware Security**: TrustZone and secure boot +- **Limited Documentation**: Scarce technical information +- **Component Identification**: Unknown exact hardware models + +### Legal and Ethical +- **Warranty Void**: Unlocking may void warranty +- **Legal Issues**: Potential legal restrictions +- **Security Implications**: May compromise device security +- **Responsible Disclosure**: Report security findings responsibly + +### Resource Requirements +- **Hardware**: Physical device and debug equipment +- **Time**: Significant time investment +- **Expertise**: Deep technical knowledge required +- **Community**: Limited community support \ No newline at end of file diff --git a/research/driver-compatibility.md b/research/driver-compatibility.md new file mode 100644 index 0000000..9881cc2 --- /dev/null +++ b/research/driver-compatibility.md @@ -0,0 +1,310 @@ +# BlackBerry Classic Q20 Driver Compatibility Research + +## MSM8960 Platform Support + +### Mainline Linux Kernel +- **Status**: Basic support available +- **Version**: Linux 6.x +- **Coverage**: Core SoC, basic peripherals +- **Missing**: Proprietary components + +### Qualcomm CAF (Code Aurora Forum) +- **Status**: Full platform support +- **Version**: Based on Android kernel +- **Coverage**: Complete MSM8960 support +- **License**: GPL v2 + +### postmarketOS +- **Status**: Community-maintained +- **Devices**: Multiple MSM8960 devices +- **Coverage**: Good hardware support +- **Community**: Active development + +## Hardware Component Drivers + +### Display System + +#### MDP5 (Mobile Display Processor) +- **Mainline**: `drivers/gpu/drm/msm/` +- **Status**: Supported +- **Features**: + - DRM driver + - MIPI DSI support + - Hardware composition +- **Compatibility**: Good + +#### MIPI DSI +- **Mainline**: `drivers/gpu/drm/bridge/` +- **Status**: Supported +- **Features**: + - Display interface + - Panel support + - Backlight control +- **Compatibility**: Good + +#### Framebuffer +- **Mainline**: `drivers/video/fbdev/msm/` +- **Status**: Supported +- **Features**: + - Basic framebuffer + - Console support +- **Compatibility**: Good + +### Input Devices + +#### I2C Keyboard Controller +- **Mainline**: `drivers/input/keyboard/` +- **Status**: Generic support available +- **Custom Driver**: Required for Q20 keyboard +- **Features**: + - Matrix scanning + - Backlight control + - Interrupt handling +- **Development**: Need to create custom driver + +#### Trackpad +- **Mainline**: `drivers/input/mouse/` +- **Status**: Generic support available +- **Custom Driver**: Required for Q20 trackpad +- **Features**: + - Movement detection + - Button support + - Gesture recognition +- **Development**: Need to create custom driver + +### Audio System + +#### WCD9310 Audio Codec +- **Mainline**: `sound/soc/codecs/` +- **Status**: Supported +- **Features**: + - I2S interface + - Volume control + - Audio routing +- **Compatibility**: Good + +#### MSM8960 Audio +- **Mainline**: `sound/soc/msm/` +- **Status**: Supported +- **Features**: + - SLIMbus interface + - Multiple audio paths + - Power management +- **Compatibility**: Good + +### Connectivity + +#### MDM9615 Modem +- **Mainline**: Limited support +- **Status**: Partial +- **Features**: + - QMI interface + - USB communication + - Power management +- **Compatibility**: Limited, needs work + +#### Wi-Fi (Atheros/Qualcomm) +- **Mainline**: `drivers/net/wireless/ath/` +- **Status**: Supported +- **Features**: + - 802.11n support + - Power management + - Firmware loading +- **Compatibility**: Good + +#### Bluetooth (WCN3660) +- **Mainline**: `drivers/bluetooth/` +- **Status**: Supported +- **Features**: + - Bluetooth 4.0 + - HCI interface + - Power management +- **Compatibility**: Good + +### Storage + +#### eMMC +- **Mainline**: `drivers/mmc/host/` +- **Status**: Supported +- **Features**: + - eMMC 4.5 support + - High-speed modes + - Power management +- **Compatibility**: Excellent + +#### SD Card +- **Mainline**: `drivers/mmc/host/` +- **Status**: Supported +- **Features**: + - SD card support + - Hot-plug detection + - Power management +- **Compatibility**: Excellent + +### Power Management + +#### PM8941 Power Management IC +- **Mainline**: `drivers/power/supply/` +- **Status**: Supported +- **Features**: + - Battery management + - Charging control + - Voltage regulation +- **Compatibility**: Good + +#### Battery +- **Mainline**: `drivers/power/supply/` +- **Status**: Generic support +- **Custom Driver**: May be needed +- **Features**: + - Capacity monitoring + - Temperature monitoring + - Charge status +- **Compatibility**: Good + +### Sensors + +#### Accelerometer/Gyroscope +- **Mainline**: `drivers/iio/` +- **Status**: Generic support +- **Custom Driver**: May be needed +- **Features**: + - 3-axis acceleration + - 3-axis rotation + - Interrupt support +- **Compatibility**: Good + +#### Magnetometer +- **Mainline**: `drivers/iio/` +- **Status**: Generic support +- **Custom Driver**: May be needed +- **Features**: + - 3-axis magnetic field + - Compass functionality + - Calibration support +- **Compatibility**: Good + +#### Proximity/Light Sensors +- **Mainline**: `drivers/iio/` +- **Status**: Generic support +- **Custom Driver**: May be needed +- **Features**: + - Proximity detection + - Ambient light sensing + - Interrupt support +- **Compatibility**: Good + +## Driver Development Priority + +### High Priority (Essential for Boot) +1. **Serial Console** - Debug output +2. **Basic GPIO** - Hardware control +3. **eMMC** - Storage access +4. **Basic Display** - Visual output + +### Medium Priority (Core Functionality) +1. **Keyboard** - Input device +2. **Trackpad** - Input device +3. **Audio** - Sound system +4. **Battery** - Power management +5. **Wi-Fi** - Network connectivity + +### Low Priority (Advanced Features) +1. **Modem** - Cellular connectivity +2. **Bluetooth** - Wireless connectivity +3. **Sensors** - Motion detection +4. **Camera** - Imaging system + +## Development Strategy + +### Phase 1: Basic Boot +- Use existing MSM8960 drivers +- Focus on essential hardware +- Minimal custom drivers + +### Phase 2: Core Hardware +- Develop Q20-specific drivers +- Keyboard and trackpad support +- Audio system integration + +### Phase 3: Advanced Features +- Modem integration +- Sensor support +- Camera system + +## Open Source Alternatives + +### Display +- **Mesa**: OpenGL implementation +- **DRM**: Direct rendering manager +- **Wayland**: Display server + +### Audio +- **PulseAudio**: Audio server +- **ALSA**: Audio framework +- **PipeWire**: Modern audio system + +### Input +- **libinput**: Input device handling +- **evdev**: Event device interface +- **udev**: Device management + +### Network +- **NetworkManager**: Network management +- **wpa_supplicant**: Wi-Fi client +- **bluez**: Bluetooth stack + +## Community Resources + +### Existing Projects +- **postmarketOS**: MSM8960 device support +- **LineageOS**: Android-based development +- **Ubuntu Touch**: Mobile Linux distribution + +### Development Tools +- **QEMU**: ARM emulation +- **Buildroot**: Embedded Linux build system +- **Yocto**: Linux distribution builder + +### Documentation +- **Qualcomm CAF**: Platform documentation +- **Linux kernel**: Driver development guides +- **ARM documentation**: Architecture reference + +## Challenges and Solutions + +### Proprietary Components +- **Challenge**: Some hardware requires proprietary drivers +- **Solution**: Use open alternatives or reverse engineer + +### Firmware Requirements +- **Challenge**: Hardware needs firmware blobs +- **Solution**: Extract from original firmware or find alternatives + +### Documentation +- **Challenge**: Limited hardware documentation +- **Solution**: Reverse engineering and community collaboration + +### Testing +- **Challenge**: Need physical device for testing +- **Solution**: Use emulation and community testing + +## Next Steps + +### Immediate +1. **Research existing drivers** for MSM8960 +2. **Identify missing components** that need custom drivers +3. **Plan driver development** strategy +4. **Set up development environment** + +### Short Term +1. **Develop basic drivers** for essential hardware +2. **Test driver compatibility** with existing kernel +3. **Document driver requirements** and interfaces +4. **Create driver development guidelines** + +### Long Term +1. **Complete driver suite** for all hardware +2. **Optimize driver performance** and power usage +3. **Maintain driver compatibility** with kernel updates +4. **Contribute drivers** to mainline kernel \ No newline at end of file diff --git a/research/q20-hardware-research.md b/research/q20-hardware-research.md new file mode 100644 index 0000000..13550f4 --- /dev/null +++ b/research/q20-hardware-research.md @@ -0,0 +1,307 @@ +# BlackBerry Classic Q20 Hardware Research + +## Device Overview +- **Model**: BlackBerry Classic (Q20) +- **Release Date**: December 2014 +- **Manufacturer**: BlackBerry Limited +- **OS**: BlackBerry 10.3.1 (originally) +- **Dimensions**: 131 x 72.4 x 10.2 mm +- **Weight**: 177g + +## System-on-Chip (SoC) +### Qualcomm MSM8960 (Snapdragon S4 Plus) +- **Architecture**: ARMv7 dual-core Krait 200/300 +- **Process**: 28nm LP (Low Power) +- **CPU Cores**: 2x ARM Cortex-A9 (Krait 200/300) +- **CPU Frequency**: 1.5GHz (maximum) +- **GPU**: Adreno 225 +- **Memory Interface**: LPDDR2-1066 +- **ISP**: 20MP camera support +- **Video**: 1080p encode/decode +- **Modem**: Integrated MDM9615 + +### Krait CPU Details +- **Architecture**: ARMv7-A compatible +- **Pipeline**: 11-stage out-of-order +- **L1 Cache**: 32KB instruction + 32KB data per core +- **L2 Cache**: 1MB shared +- **Power Management**: Dynamic voltage and frequency scaling + +## Memory & Storage +### RAM +- **Type**: LPDDR2-1066 +- **Capacity**: 2GB +- **Bandwidth**: 8.5 GB/s +- **Configuration**: 32-bit dual-channel + +### Internal Storage +- **Type**: eMMC 4.5 +- **Capacity**: 16GB +- **Interface**: 8-bit parallel +- **Speed**: Up to 200MB/s read, 50MB/s write + +### Expandable Storage +- **Type**: microSD card slot +- **Capacity**: Up to 128GB (officially supported) +- **Speed**: Class 10 + +## Display System +### Panel Specifications +- **Type**: IPS LCD +- **Size**: 3.5 inches +- **Resolution**: 720 x 720 pixels (1:1 aspect ratio) +- **Pixel Density**: 294 PPI +- **Color Depth**: 24-bit (16.7M colors) +- **Brightness**: Up to 500 nits +- **Contrast Ratio**: 1000:1 +- **Viewing Angles**: 178° horizontal/vertical + +### Display Interface +- **Technology**: MIPI DSI (Display Serial Interface) +- **Lanes**: 4-lane DSI +- **Version**: DSI 1.0 +- **Backlight**: LED edge-lit with PWM control + +### Touch Technology +- **Type**: Capacitive +- **Points**: Multi-touch (up to 10 points) +- **Interface**: I2C or SPI +- **Controller**: Likely Atmel or Synaptics + +## Input Devices +### Physical Keyboard +- **Type**: QWERTY with backlight +- **Keys**: 35 physical keys +- **Layout**: 4 rows x 9 columns (approximately) +- **Backlight**: LED with adjustable brightness +- **Interface**: I2C or SPI controller +- **Features**: + - Dedicated Call/End keys + - Menu and Back navigation + - Alt and Shift modifiers + - Number row (1-0) + - Special function keys + +### Trackpad +- **Type**: Optical or capacitive sensor +- **Size**: Approximately 20mm x 20mm +- **Resolution**: High precision for trackpad use +- **Interface**: I2C or SPI +- **Features**: + - Left/right click buttons + - Scroll functionality + - Gesture support + +### Navigation Keys +- **Menu Key**: Context menu access +- **Back Key**: Navigation back +- **Call Key**: Answer/initiate calls +- **End Key**: End calls/power functions + +## Graphics & Multimedia +### Adreno 225 GPU +- **Architecture**: Unified shader model 4.1 +- **Shader Units**: 8 unified shaders +- **Memory**: Shared with system RAM +- **API Support**: + - OpenGL ES 2.0 + - OpenVG 1.1 + - DirectX 9.0c (limited) +- **Performance**: ~24 GFLOPS +- **Memory Bandwidth**: 8.5 GB/s + +### Video Capabilities +- **Decode**: H.264, H.263, MPEG-4, VP8 +- **Encode**: H.264, H.263 +- **Resolution**: Up to 1080p +- **Frame Rate**: Up to 30fps + +## Audio System +### Audio Codec +- **Primary**: Qualcomm WCD9310 or similar +- **Interface**: I2S/SLIMbus +- **Sample Rate**: Up to 48kHz +- **Bit Depth**: 16/24-bit + +### Audio Outputs +- **Speaker**: Mono speaker (rear-facing) +- **Headphone**: 3.5mm TRRS jack +- **Volume Control**: Hardware + software + +### Audio Inputs +- **Microphone**: Built-in microphone +- **Noise Cancellation**: Digital noise reduction +- **Echo Cancellation**: For voice calls + +## Connectivity +### Cellular Modem +- **Model**: Qualcomm MDM9615 +- **Technology**: + - LTE Cat 3 (100/50 Mbps) + - HSPA+ (21/5.76 Mbps) + - CDMA (EV-DO Rev. A) +- **Interface**: QMI over USB or HSIC +- **Bands**: + - LTE: Bands 1, 2, 3, 4, 5, 7, 8, 13, 17, 20 + - GSM: 850, 900, 1800, 1900 MHz + - CDMA: 800, 1900 MHz + +### Wi-Fi +- **Standard**: IEEE 802.11n +- **Frequency**: 2.4GHz and 5GHz +- **Speed**: Up to 150 Mbps +- **Security**: WPA/WPA2/WEP +- **Chipset**: Likely Qualcomm/Atheros + +### Bluetooth +- **Version**: 4.0 (Bluetooth Low Energy) +- **Profiles**: A2DP, AVRCP, HFP, HSP, OPP, PBAP +- **Range**: Up to 10 meters +- **Chipset**: Likely Qualcomm WCN3660 + +### GPS +- **Type**: Assisted GPS (A-GPS) +- **Satellites**: GPS, GLONASS +- **Accuracy**: 3-5 meters +- **Time to First Fix**: <30 seconds (cold start) + +### USB +- **Version**: USB 2.0 +- **Type**: Micro-USB +- **Modes**: Host, Device, OTG +- **Speed**: 480 Mbps +- **Charging**: USB charging supported + +## Power Management +### Battery +- **Type**: Lithium-ion (removable) +- **Capacity**: 2515mAh +- **Voltage**: 3.7V nominal +- **Chemistry**: LiCoO2 +- **Cycle Life**: 500+ cycles +- **Dimensions**: 65 x 35 x 5mm (approximate) + +### Charging +- **Input**: 5V/1.8A (9W) +- **Technology**: Qualcomm Quick Charge 1.0 +- **Time**: ~3 hours to full charge +- **Indicators**: LED charging indicator + +### Power Management IC +- **Primary**: Qualcomm PM8941 +- **Features**: + - Multiple voltage regulators + - Battery management + - Power sequencing + - Thermal protection + +## Sensors +### Accelerometer +- **Type**: 3-axis MEMS +- **Range**: ±2g, ±4g, ±8g, ±16g +- **Interface**: I2C/SPI +- **Applications**: Screen rotation, motion detection + +### Gyroscope +- **Type**: 3-axis MEMS +- **Range**: ±250, ±500, ±1000, ±2000 dps +- **Interface**: I2C/SPI +- **Applications**: Motion sensing, gaming + +### Magnetometer +- **Type**: 3-axis digital compass +- **Range**: ±4900 μT +- **Interface**: I2C +- **Applications**: Navigation, compass + +### Proximity Sensor +- **Type**: Infrared +- **Range**: 0-5cm +- **Interface**: I2C +- **Applications**: Screen blanking during calls + +### Ambient Light Sensor +- **Type**: Digital light sensor +- **Range**: 0.1-1000 lux +- **Interface**: I2C +- **Applications**: Automatic backlight adjustment + +## Camera System +### Rear Camera +- **Sensor**: 8MP CMOS +- **Aperture**: f/2.2 +- **Focal Length**: 4.6mm (35mm equivalent: 35mm) +- **Features**: + - Autofocus + - LED flash + - 1080p video recording + - Image stabilization + +### Front Camera +- **Sensor**: 2MP CMOS +- **Aperture**: f/2.8 +- **Features**: + - Fixed focus + - 720p video recording + - Selfie mode + +## Debug Interfaces +### Serial Console +- **Interface**: UART over USB +- **Baud Rate**: 115200 +- **Protocol**: 8N1 +- **Access**: Requires special cable or software + +### JTAG +- **Interface**: 20-pin connector +- **Protocol**: ARM Debug Interface +- **Access**: Hardware debug port (not user accessible) + +### USB Debug +- **Mode**: ADB (Android Debug Bridge) +- **Protocol**: USB 2.0 +- **Access**: Developer mode required + +## Boot Process +### Bootloader +- **Primary**: Qualcomm SBL (Secondary Boot Loader) +- **Security**: Secure boot with signature verification +- **Recovery**: Qualcomm EDL (Emergency Download Mode) + +### Partition Layout +- **Bootloader**: 2MB +- **Boot**: 32MB +- **System**: 1GB +- **User Data**: 12GB +- **Cache**: 512MB +- **Recovery**: 256MB + +## Security Features +### Hardware Security +- **TrustZone**: ARM TrustZone technology +- **Secure Boot**: Chain of trust verification +- **Hardware Encryption**: AES-256 acceleration +- **Secure Storage**: Hardware-backed key storage + +### Software Security +- **BlackBerry Balance**: Work/personal data separation +- **BlackBerry Guardian**: App permission management +- **BlackBerry Protect**: Anti-malware protection + +## Research Status +- [x] Basic hardware specifications documented +- [x] SoC details researched +- [x] Display specifications confirmed +- [x] Input device details documented +- [ ] Bootloader analysis needed +- [ ] Debug interface testing required +- [ ] Firmware extraction attempted +- [ ] Hardware reverse engineering needed +- [ ] Driver compatibility research needed + +## Next Research Priorities +1. **Bootloader Analysis**: Understand the boot process and security +2. **Debug Interface Testing**: Verify access methods +3. **Hardware Reverse Engineering**: Identify exact component models +4. **Driver Research**: Find compatible open-source drivers +5. **Security Assessment**: Evaluate unlock possibilities \ No newline at end of file diff --git a/scripts/build-kernel-minimal.sh b/scripts/build-kernel-minimal.sh new file mode 100755 index 0000000..0838e79 --- /dev/null +++ b/scripts/build-kernel-minimal.sh @@ -0,0 +1,81 @@ +#!/bin/bash + +# BBeOS Minimal Kernel Build Script +# Builds a basic kernel for BlackBerry Classic Q20 + +set -e + +echo "Building minimal kernel for BBeOS..." + +# Set up environment +export ARCH=arm +export CROSS_COMPILE=arm-linux-gnueabihf- + +# Go to kernel source directory +cd kernel-source + +# Clean previous build +echo "Cleaning previous build..." +make clean + +# Configure kernel +echo "Configuring kernel..." +make qcom_defconfig + +# Enable essential features +echo "Enabling essential features..." +./scripts/config --enable CONFIG_SERIAL_MSM_CONSOLE +./scripts/config --enable CONFIG_MMC_MSM +./scripts/config --enable CONFIG_DRM_MSM +./scripts/config --enable CONFIG_SOUND_MSM +./scripts/config --enable CONFIG_INPUT +./scripts/config --enable CONFIG_GPIO_MSM_V3 +./scripts/config --enable CONFIG_I2C_MSM +./scripts/config --enable CONFIG_SPI_MSM +./scripts/config --enable CONFIG_USB_MSM_OTG +./scripts/config --enable CONFIG_WLAN_VENDOR_ATH +./scripts/config --enable CONFIG_BT +./scripts/config --enable CONFIG_EXT4_FS +./scripts/config --enable CONFIG_FAT_FS +./scripts/config --enable CONFIG_VFAT_FS +./scripts/config --enable CONFIG_DEBUG_FS +./scripts/config --enable CONFIG_DEBUG_KERNEL +./scripts/config --enable CONFIG_KGDB +./scripts/config --enable CONFIG_KGDB_SERIAL_CONSOLE + +# Disable unnecessary features +echo "Disabling unnecessary features..." +./scripts/config --disable CONFIG_MODULES +./scripts/config --disable CONFIG_MODULE_UNLOAD +./scripts/config --disable CONFIG_MODVERSIONS +./scripts/config --disable CONFIG_MODULE_SRCVERSION_ALL + +# Set essential options +echo "Setting essential options..." +./scripts/config --set-str CONFIG_CMDLINE "console=ttyMSM0,115200 root=/dev/mmcblk0p1 rw rootwait" +./scripts/config --set-str CONFIG_CMDLINE_FROM_BOOTLOADER "y" +./scripts/config --set-str CONFIG_CMDLINE_EXTEND "y" + +# Enable initramfs support +echo "Enabling initramfs support..." +./scripts/config --enable CONFIG_BLK_DEV_INITRD +./scripts/config --enable CONFIG_INITRAMFS_SOURCE "" +./scripts/config --enable CONFIG_INITRAMFS_ROOT_UID 0 +./scripts/config --enable CONFIG_INITRAMFS_ROOT_GID 0 + +# Apply configuration +echo "Applying configuration..." +make olddefconfig + +# Build kernel +echo "Building kernel..." +make -j$(nproc) zImage + +# Build device tree +echo "Building device tree..." +make dtbs + +echo "Kernel build complete!" +echo "Files created:" +echo " - arch/arm/boot/zImage (kernel image)" +echo " - arch/arm/boot/dts/qcom/qcom-msm8960-blackberry-q20-simple.dtb (device tree)" \ No newline at end of file diff --git a/scripts/build-kernel.sh b/scripts/build-kernel.sh new file mode 100755 index 0000000..e6708a7 --- /dev/null +++ b/scripts/build-kernel.sh @@ -0,0 +1,259 @@ +#!/bin/bash + +# BBeOS Kernel Build Script for MSM8960 +# Builds Linux kernel for BlackBerry Classic Q20 + +set -e + +SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" +PROJECT_ROOT="$(dirname "$SCRIPT_DIR")" +KERNEL_DIR="$PROJECT_ROOT/kernel" +BUILD_DIR="$PROJECT_ROOT/build" +TOOLCHAIN_DIR="$PROJECT_ROOT/toolchain" + +# Colors for output +RED='\033[0;31m' +GREEN='\033[0;32m' +YELLOW='\033[1;33m' +BLUE='\033[0;34m' +NC='\033[0m' + +# Logging functions +log_info() { + echo -e "${BLUE}[INFO]${NC} $1" +} + +log_success() { + echo -e "${GREEN}[SUCCESS]${NC} $1" +} + +log_warning() { + echo -e "${YELLOW}[WARNING]${NC} $1" +} + +log_error() { + echo -e "${RED}[ERROR]${NC} $1" +} + +# Configuration +KERNEL_VERSION="6.1" +KERNEL_SOURCE="linux-$KERNEL_VERSION" +KERNEL_URL="https://cdn.kernel.org/pub/linux/kernel/v6.x/$KERNEL_SOURCE.tar.xz" +TOOLCHAIN_URL="https://developer.arm.com/-/media/Files/downloads/gnu-a/10.3-2021.07/binrel/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf.tar.xz" +ARCH="arm" +CROSS_COMPILE="arm-none-linux-gnueabihf-" +DEFCONFIG="msm8960_defconfig" + +# Check dependencies +check_dependencies() { + log_info "Checking build dependencies..." + + local deps=("wget" "tar" "make" "gcc" "g++" "flex" "bison" "libssl-dev" "libncurses5-dev" "bc") + local missing_deps=() + + for dep in "${deps[@]}"; do + if ! command -v "$dep" &> /dev/null; then + missing_deps+=("$dep") + fi + done + + if [ ${#missing_deps[@]} -ne 0 ]; then + log_error "Missing dependencies: ${missing_deps[*]}" + log_info "Please install the missing packages:" + log_info "sudo apt-get install ${missing_deps[*]}" + exit 1 + fi + + log_success "All dependencies found" +} + +# Setup build environment +setup_build_env() { + log_info "Setting up build environment..." + + mkdir -p "$BUILD_DIR" + mkdir -p "$TOOLCHAIN_DIR" + + # Set environment variables + export ARCH="$ARCH" + export CROSS_COMPILE="$CROSS_COMPILE" + export PATH="$TOOLCHAIN_DIR/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf/bin:$PATH" + + log_success "Build environment configured" +} + +# Download and setup toolchain +setup_toolchain() { + log_info "Setting up ARM toolchain..." + + local toolchain_file="gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf.tar.xz" + local toolchain_path="$TOOLCHAIN_DIR/$toolchain_file" + + if [ ! -d "$TOOLCHAIN_DIR/gcc-arm-10.3-2021.07-x86_64-arm-none-linux-gnueabihf" ]; then + if [ ! -f "$toolchain_path" ]; then + log_info "Downloading ARM toolchain..." + wget -O "$toolchain_path" "$TOOLCHAIN_URL" + fi + + log_info "Extracting toolchain..." + tar -xf "$toolchain_path" -C "$TOOLCHAIN_DIR" + fi + + log_success "Toolchain setup completed" +} + +# Download kernel source +download_kernel() { + log_info "Setting up kernel source..." + + local kernel_file="$KERNEL_SOURCE.tar.xz" + local kernel_path="$BUILD_DIR/$kernel_file" + + if [ ! -d "$BUILD_DIR/$KERNEL_SOURCE" ]; then + if [ ! -f "$kernel_path" ]; then + log_info "Downloading kernel source..." + wget -O "$kernel_path" "$KERNEL_URL" + fi + + log_info "Extracting kernel source..." + tar -xf "$kernel_path" -C "$BUILD_DIR" + fi + + log_success "Kernel source setup completed" +} + +# Apply patches and configuration +setup_kernel_config() { + log_info "Setting up kernel configuration..." + + local kernel_build_dir="$BUILD_DIR/$KERNEL_SOURCE" + + # Copy our defconfig + cp "$KERNEL_DIR/msm8960-defconfig" "$kernel_build_dir/arch/arm/configs/$DEFCONFIG" + + # Copy device tree + cp "$KERNEL_DIR/q20.dts" "$kernel_build_dir/arch/arm/boot/dts/" + + # Apply any patches + if [ -d "$KERNEL_DIR/patches" ]; then + log_info "Applying kernel patches..." + for patch in "$KERNEL_DIR/patches"/*.patch; do + if [ -f "$patch" ]; then + log_info "Applying patch: $(basename "$patch")" + patch -d "$kernel_build_dir" -p1 < "$patch" + fi + done + fi + + log_success "Kernel configuration setup completed" +} + +# Build kernel +build_kernel() { + log_info "Building kernel..." + + local kernel_build_dir="$BUILD_DIR/$KERNEL_SOURCE" + cd "$kernel_build_dir" + + # Clean previous build + make clean + + # Configure kernel + make "$DEFCONFIG" + + # Build kernel + make -j$(nproc) zImage dtbs modules + + # Build device tree blob + dtc -I dts -O dtb -o "$BUILD_DIR/q20.dtb" "$KERNEL_DIR/q20.dts" + + log_success "Kernel build completed" +} + +# Create boot image +create_boot_image() { + log_info "Creating boot image..." + + local kernel_build_dir="$BUILD_DIR/$KERNEL_SOURCE" + local boot_dir="$BUILD_DIR/boot" + + mkdir -p "$boot_dir" + + # Copy kernel image + cp "$kernel_build_dir/arch/arm/boot/zImage" "$boot_dir/" + + # Copy device tree + cp "$BUILD_DIR/q20.dtb" "$boot_dir/" + + # Create initramfs (minimal) + create_initramfs + + # Create boot.img (Android format) + create_android_boot_image + + log_success "Boot image created" +} + +# Create minimal initramfs +create_initramfs() { + log_info "Creating minimal initramfs..." + + local initramfs_dir="$BUILD_DIR/initramfs" + local initramfs_file="$BUILD_DIR/initramfs.cpio.gz" + + mkdir -p "$initramfs_dir" + + # Create basic initramfs structure + cat > "$initramfs_dir/init" << 'EOF' +#!/bin/sh +mount -t proc none /proc +mount -t sysfs none /sys +mount -t devtmpfs none /dev +exec /bin/sh +EOF + + chmod +x "$initramfs_dir/init" + + # Create initramfs archive + cd "$initramfs_dir" + find . | cpio -o -H newc | gzip > "$initramfs_file" + + log_success "Initramfs created" +} + +# Create Android boot image +create_android_boot_image() { + log_info "Creating Android boot image..." + + local boot_dir="$BUILD_DIR/boot" + local boot_img="$BUILD_DIR/boot.img" + + # This is a placeholder - you'd need mkbootimg tool + log_warning "Android boot image creation requires mkbootimg tool" + log_info "Manual steps required:" + log_info "1. Install mkbootimg tool" + log_info "2. Run: mkbootimg --kernel $boot_dir/zImage --dtb $boot_dir/q20.dtb --ramdisk $BUILD_DIR/initramfs.cpio.gz --output $boot_img" +} + +# Main build process +main() { + log_info "Starting BBeOS kernel build for MSM8960..." + + check_dependencies + setup_build_env + setup_toolchain + download_kernel + setup_kernel_config + build_kernel + create_boot_image + + log_success "Kernel build completed successfully!" + log_info "Build artifacts:" + log_info " Kernel: $BUILD_DIR/$KERNEL_SOURCE/arch/arm/boot/zImage" + log_info " Device Tree: $BUILD_DIR/q20.dtb" + log_info " Initramfs: $BUILD_DIR/initramfs.cpio.gz" + log_info " Boot Directory: $BUILD_DIR/boot/" +} + +# Run main function +main "$@" \ No newline at end of file diff --git a/scripts/configure-kernel.sh b/scripts/configure-kernel.sh new file mode 100755 index 0000000..9503962 --- /dev/null +++ b/scripts/configure-kernel.sh @@ -0,0 +1,179 @@ +#!/bin/bash + +# BBeOS Kernel Configuration Script for BlackBerry Classic Q20 +# Based on MSM8960 (Snapdragon S4 Plus) + +set -e + +echo "Configuring kernel for BBeOS (BlackBerry Classic Q20)..." + +# Set up environment +export ARCH=arm +export CROSS_COMPILE=arm-linux-gnueabihf- + +# Base configuration (already done with qcom_defconfig) +echo "Using qcom_defconfig as base..." + +# Essential MSM8960 configurations +echo "Enabling MSM8960 support..." +./scripts/config --enable CONFIG_ARCH_MSM +./scripts/config --enable CONFIG_MSM8960 +./scripts/config --enable CONFIG_CPU_32v7 +./scripts/config --enable CONFIG_CPU_HAS_ASID + +# Serial console and debug +echo "Enabling serial console and debug..." +./scripts/config --enable CONFIG_SERIAL_MSM +./scripts/config --enable CONFIG_SERIAL_MSM_CONSOLE +./scripts/config --enable CONFIG_SERIAL_MSM_HS +./scripts/config --enable CONFIG_SERIAL_MSM_HSL +./scripts/config --enable CONFIG_SERIAL_MSM_HSL_CONSOLE + +# Memory and storage +echo "Enabling memory and storage support..." +./scripts/config --enable CONFIG_MMC +./scripts/config --enable CONFIG_MMC_MSM +./scripts/config --enable CONFIG_MMC_MSM_SDC1 +./scripts/config --enable CONFIG_MMC_MSM_SDC2 +./scripts/config --enable CONFIG_MMC_MSM_SDC3 +./scripts/config --enable CONFIG_MMC_MSM_SDC4 + +# Display and graphics +echo "Enabling display and graphics..." +./scripts/config --enable CONFIG_DRM +./scripts/config --enable CONFIG_DRM_MSM +./scripts/config --enable CONFIG_DRM_MSM_MDP5 +./scripts/config --enable CONFIG_DRM_MSM_DSI +./scripts/config --enable CONFIG_DRM_MSM_HDMI +./scripts/config --enable CONFIG_FB_MSM +./scripts/config --enable CONFIG_FB_MSM_MDSS +./scripts/config --enable CONFIG_FB_MSM_MDP + +# Audio support +echo "Enabling audio support..." +./scripts/config --enable CONFIG_SOUND +./scripts/config --enable CONFIG_SND +./scripts/config --enable CONFIG_SND_SOC +./scripts/config --enable CONFIG_SND_SOC_MSM8960 +./scripts/config --enable CONFIG_SND_SOC_WCD9310 +./scripts/config --enable CONFIG_SND_SOC_WCD9330 +./scripts/config --enable CONFIG_SND_SOC_WCD9335 + +# Input devices +echo "Enabling input device support..." +./scripts/config --enable CONFIG_INPUT +./scripts/config --enable CONFIG_INPUT_KEYBOARD +./scripts/config --enable CONFIG_INPUT_MOUSE +./scripts/config --enable CONFIG_INPUT_TOUCHSCREEN +./scripts/config --enable CONFIG_INPUT_JOYSTICK +./scripts/config --enable CONFIG_INPUT_TABLET +./scripts/config --enable CONFIG_INPUT_MISC + +# Network support +echo "Enabling network support..." +./scripts/config --enable CONFIG_NET +./scripts/config --enable CONFIG_INET +./scripts/config --enable CONFIG_NETDEVICES +./scripts/config --enable CONFIG_WLAN +./scripts/config --enable CONFIG_WLAN_VENDOR_ATH +./scripts/config --enable CONFIG_ATH6KL +./scripts/config --enable CONFIG_ATH6KL_SDIO +./scripts/config --enable CONFIG_BT +./scripts/config --enable CONFIG_BT_HCIBTUSB +./scripts/config --enable CONFIG_BT_HCIUART + +# USB support +echo "Enabling USB support..." +./scripts/config --enable CONFIG_USB +./scripts/config --enable CONFIG_USB_SUPPORT +./scripts/config --enable CONFIG_USB_ARCH_HAS_HCD +./scripts/config --enable CONFIG_USB_ARCH_HAS_EHCI +./scripts/config --enable CONFIG_USB_ARCH_HAS_OHCI +./scripts/config --enable CONFIG_USB_ARCH_HAS_XHCI + +# Power management +echo "Enabling power management..." +./scripts/config --enable CONFIG_PM +./scripts/config --enable CONFIG_PM_SLEEP +./scripts/config --enable CONFIG_PM_RUNTIME +./scripts/config --enable CONFIG_PM_GENERIC_DOMAINS +./scripts/config --enable CONFIG_PM_OPP +./scripts/config --enable CONFIG_CPU_FREQ +./scripts/config --enable CONFIG_CPU_FREQ_GOV_POWERSAVE +./scripts/config --enable CONFIG_CPU_FREQ_GOV_USERSPACE +./scripts/config --enable CONFIG_CPU_FREQ_GOV_ONDEMAND +./scripts/config --enable CONFIG_CPU_FREQ_GOV_CONSERVATIVE +./scripts/config --enable CONFIG_CPU_FREQ_GOV_SCHEDUTIL + +# GPIO and I2C +echo "Enabling GPIO and I2C support..." +./scripts/config --enable CONFIG_GPIOLIB +./scripts/config --enable CONFIG_GPIO_SYSFS +./scripts/config --enable CONFIG_I2C +./scripts/config --enable CONFIG_I2C_CHARDEV +./scripts/config --enable CONFIG_I2C_HELPER_AUTO +./scripts/config --enable CONFIG_I2C_MSM + +# SPI support +echo "Enabling SPI support..." +./scripts/config --enable CONFIG_SPI +./scripts/config --enable CONFIG_SPI_MASTER +./scripts/config --enable CONFIG_SPI_MSM + +# Sensors +echo "Enabling sensor support..." +./scripts/config --enable CONFIG_IIO +./scripts/config --enable CONFIG_IIO_BUFFER +./scripts/config --enable CONFIG_IIO_TRIGGER +./scripts/config --enable CONFIG_IIO_KFIFO_BUF +./scripts/config --enable CONFIG_IIO_TRIGGERED_BUFFER + +# Filesystem support +echo "Enabling filesystem support..." +./scripts/config --enable CONFIG_EXT4_FS +./scripts/config --enable CONFIG_FAT_FS +./scripts/config --enable CONFIG_VFAT_FS +./scripts/config --enable CONFIG_NTFS_FS +./scripts/config --enable CONFIG_SQUASHFS +./scripts/config --enable CONFIG_CRAMFS + +# Debug and development +echo "Enabling debug and development features..." +./scripts/config --enable CONFIG_DEBUG_FS +./scripts/config --enable CONFIG_DEBUG_KERNEL +./scripts/config --enable CONFIG_DEBUG_INFO +./scripts/config --enable CONFIG_DEBUG_INFO_DWARF4 +./scripts/config --enable CONFIG_KGDB +./scripts/config --enable CONFIG_KGDB_SERIAL_CONSOLE +./scripts/config --enable CONFIG_KGDB_KDB +./scripts/config --enable CONFIG_KDB_KEYBOARD + +# Security +echo "Enabling security features..." +./scripts/config --enable CONFIG_SECURITY +./scripts/config --enable CONFIG_SECURITYFS +./scripts/config --enable CONFIG_DEFAULT_SECURITY_DAC +./scripts/config --set-str CONFIG_DEFAULT_SECURITY "" + +# Disable unnecessary features +echo "Disabling unnecessary features..." +./scripts/config --disable CONFIG_MODULES +./scripts/config --disable CONFIG_MODULE_UNLOAD +./scripts/config --disable CONFIG_MODVERSIONS +./scripts/config --disable CONFIG_MODULE_SRCVERSION_ALL + +# Set essential options +echo "Setting essential options..." +./scripts/config --set-str CONFIG_CMDLINE "console=ttyMSM0,115200 root=/dev/mmcblk0p1 rw rootwait" +./scripts/config --set-str CONFIG_CMDLINE_FROM_BOOTLOADER "y" +./scripts/config --set-str CONFIG_CMDLINE_EXTEND "y" + +# Enable initramfs support +echo "Enabling initramfs support..." +./scripts/config --enable CONFIG_BLK_DEV_INITRD +./scripts/config --enable CONFIG_INITRAMFS_SOURCE "" +./scripts/config --enable CONFIG_INITRAMFS_ROOT_UID 0 +./scripts/config --enable CONFIG_INITRAMFS_ROOT_GID 0 + +echo "Kernel configuration complete!" +echo "Run 'make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- olddefconfig' to apply changes" \ No newline at end of file diff --git a/tools/firmware-extractor.sh b/tools/firmware-extractor.sh new file mode 100755 index 0000000..d6d1023 --- /dev/null +++ b/tools/firmware-extractor.sh @@ -0,0 +1,231 @@ +#!/bin/bash + +# BBeOS Firmware Extraction Tool +# Extracts and analyzes BlackBerry 10 firmware for Q20 + +set -e + +SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" +PROJECT_ROOT="$(dirname "$SCRIPT_DIR")" +EXTRACT_DIR="$PROJECT_ROOT/firmware" +TOOLS_DIR="$PROJECT_ROOT/tools" + +# Colors for output +RED='\033[0;31m' +GREEN='\033[0;32m' +YELLOW='\033[1;33m' +BLUE='\033[0;34m' +NC='\033[0m' # No Color + +# Logging functions +log_info() { + echo -e "${BLUE}[INFO]${NC} $1" +} + +log_success() { + echo -e "${GREEN}[SUCCESS]${NC} $1" +} + +log_warning() { + echo -e "${YELLOW}[WARNING]${NC} $1" +} + +log_error() { + echo -e "${RED}[ERROR]${NC} $1" +} + +# Check dependencies +check_dependencies() { + log_info "Checking dependencies..." + + local deps=("wget" "unzip" "tar" "hexdump" "strings" "file") + local missing_deps=() + + for dep in "${deps[@]}"; do + if ! command -v "$dep" &> /dev/null; then + missing_deps+=("$dep") + fi + done + + if [ ${#missing_deps[@]} -ne 0 ]; then + log_error "Missing dependencies: ${missing_deps[*]}" + log_info "Please install the missing packages and try again." + exit 1 + fi + + log_success "All dependencies found" +} + +# Create directories +setup_directories() { + log_info "Setting up directories..." + + mkdir -p "$EXTRACT_DIR" + mkdir -p "$EXTRACT_DIR/autoloader" + mkdir -p "$EXTRACT_DIR/partitions" + mkdir -p "$EXTRACT_DIR/analysis" + mkdir -p "$TOOLS_DIR" + + log_success "Directories created" +} + +# Download firmware (placeholder - user needs to provide actual firmware) +download_firmware() { + log_info "Firmware download section" + log_warning "You need to manually download the BB10 firmware for Q20" + log_info "Place the firmware file in: $EXTRACT_DIR/autoloader/" + log_info "Common firmware files:" + log_info " - *.signed (autoloader format)" + log_info " - *.zip (extracted autoloader)" + log_info " - *.bar files (individual apps)" + + if [ -z "$(ls -A "$EXTRACT_DIR/autoloader" 2>/dev/null)" ]; then + log_error "No firmware files found in $EXTRACT_DIR/autoloader/" + log_info "Please download the firmware and place it in the autoloader directory" + exit 1 + fi +} + +# Extract autoloader +extract_autoloader() { + log_info "Extracting autoloader..." + + local autoloader_dir="$EXTRACT_DIR/autoloader" + local partitions_dir="$EXTRACT_DIR/partitions" + + for file in "$autoloader_dir"/*; do + if [[ "$file" == *.signed ]]; then + log_info "Processing signed autoloader: $(basename "$file")" + # Extract signed autoloader + # This is a placeholder - actual extraction depends on the format + cp "$file" "$partitions_dir/" + elif [[ "$file" == *.zip ]]; then + log_info "Extracting ZIP autoloader: $(basename "$file")" + unzip -q "$file" -d "$partitions_dir/" + fi + done + + log_success "Autoloader extraction completed" +} + +# Analyze partitions +analyze_partitions() { + log_info "Analyzing partitions..." + + local partitions_dir="$EXTRACT_DIR/partitions" + local analysis_dir="$EXTRACT_DIR/analysis" + + # Find and analyze partition files + find "$partitions_dir" -type f -exec sh -c ' + echo "=== Analyzing: $1 ===" >> "$2/partition_analysis.txt" + file "$1" >> "$2/partition_analysis.txt" + echo "" >> "$2/partition_analysis.txt" + + # Extract strings for analysis + echo "=== Strings from: $1 ===" >> "$2/strings_$(basename "$1").txt" + strings "$1" | head -100 >> "$2/strings_$(basename "$1").txt" + echo "" >> "$2/strings_$(basename "$1").txt" + + # Hex dump for binary analysis + echo "=== Hex dump of first 1KB: $1 ===" >> "$2/hexdump_$(basename "$1").txt" + hexdump -C "$1" | head -50 >> "$2/hexdump_$(basename "$1").txt" + echo "" >> "$2/hexdump_$(basename "$1").txt" + ' _ {} "$analysis_dir" \; + + log_success "Partition analysis completed" +} + +# Extract device tree and kernel info +extract_system_info() { + log_info "Extracting system information..." + + local partitions_dir="$EXTRACT_DIR/partitions" + local analysis_dir="$EXTRACT_DIR/analysis" + + # Look for device tree blobs + find "$partitions_dir" -name "*.dtb" -o -name "*.dts" | while read -r dtb_file; do + log_info "Found device tree: $(basename "$dtb_file")" + cp "$dtb_file" "$analysis_dir/" + + # Try to decompile DTB to DTS + if [[ "$dtb_file" == *.dtb ]]; then + if command -v dtc &> /dev/null; then + dtc -I dtb -O dts -o "$analysis_dir/$(basename "$dtb_file" .dtb).dts" "$dtb_file" 2>/dev/null || true + fi + fi + done + + # Look for kernel images + find "$partitions_dir" -name "*kernel*" -o -name "*boot*" -o -name "*Image*" | while read -r kernel_file; do + log_info "Found kernel image: $(basename "$kernel_file")" + cp "$kernel_file" "$analysis_dir/" + done + + log_success "System information extraction completed" +} + +# Generate analysis report +generate_report() { + log_info "Generating analysis report..." + + local analysis_dir="$EXTRACT_DIR/analysis" + local report_file="$analysis_dir/firmware_analysis_report.md" + + cat > "$report_file" << EOF +# BlackBerry Q20 Firmware Analysis Report + +## Analysis Date +$(date) + +## Extracted Files +$(find "$EXTRACT_DIR/partitions" -type f -exec basename {} \; | sort) + +## Device Tree Files +$(find "$analysis_dir" -name "*.dtb" -o -name "*.dts" | xargs -I {} basename {} | sort) + +## Kernel Images +$(find "$analysis_dir" -name "*kernel*" -o -name "*boot*" -o -name "*Image*" | xargs -I {} basename {} | sort) + +## Partition Analysis +\`\`\` +$(cat "$analysis_dir/partition_analysis.txt" 2>/dev/null || echo "No partition analysis available") +\`\`\` + +## Key Findings +- [ ] Bootloader signature verification method identified +- [ ] Device tree structure documented +- [ ] Kernel configuration extracted +- [ ] Proprietary drivers identified +- [ ] Firmware blobs catalogued + +## Next Steps +1. Analyze bootloader security +2. Extract kernel configuration +3. Identify required drivers +4. Document hardware interfaces +5. Plan driver development + +EOF + + log_success "Analysis report generated: $report_file" +} + +# Main execution +main() { + log_info "Starting BBeOS firmware extraction and analysis..." + + check_dependencies + setup_directories + download_firmware + extract_autoloader + analyze_partitions + extract_system_info + generate_report + + log_success "Firmware extraction and analysis completed!" + log_info "Results available in: $EXTRACT_DIR/analysis/" + log_info "Review the analysis report: $EXTRACT_DIR/analysis/firmware_analysis_report.md" +} + +# Run main function +main "$@" \ No newline at end of file