玩客云线刷包全链路制作手册：从零构建定制化Android/Linux双模系统

mermaid

graph LR
    A[USB Burning Tool连接] --> B{芯片组识别}
    B --> C[Amlogic S805]
    B --> D[内存颗粒检测]
    B --> E[Flash类型判定]
    C --> F[芯片Revision查询]
    D --> G[内存时序调整]
    E --> H[Flash编程模式]

# 芯片信息提取命令
sudo lsusb -d 1b8e:c003 -v | grep bcdDevice
# eMMC健康度检测
mmc extcsd read /dev/mmcblk0 | grep LIFE_TIME

sequenceDiagram
    固件包->>Binwalk: 结构扫描
    Binwalk->>UBoot: 提取引导程序
    Binwork->>recovery.img: 分离恢复分区
    Binwalk->>system.img: 解压SquashFS
    system.img->>Android系统: 挂载修改

# 分区表解析脚本
with open('aml_sdc_burn.ini', 'r') as f:
    for line in f:
        if 'name=' in line:
            part_name = line.split('=')[1].strip()
        elif 'size=' in line:
            print(f"{part_name}: {int(size)/1024}MB")

// 网卡驱动补丁示例
static int meson_eth_set_mac_address(struct net_device *dev, void *p)
{
    struct sockaddr *addr = p;
    if (!is_valid_ether_addr(addr->sa_data))
        return -EADDRNOTAVAIL;
    memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
    custom_mac_write(dev->dev_addr); // 新增EEPROM写入函数
    return 0;
}

# 生成空白签名证书
openssl genrsa -out testkey.pem 2048
# 修改签名验证策略
sed -i 's/verify=1/verify=0/g' aml_sign/process.py

#!/bin/bash
# 自动打包脚本示例
./aml_upgrade_package.sh \
    -b bootloader.mod.bin \
    -s system.new.dat.br \
    -d dtb.patched.img \
    -c aml_sdc_burn.cfg \
    -o output/wky_custom_v1.img

# 内核调优配置
vm.swappiness=10
fs.file-max=65536
net.ipv4.tcp_window_scaling=1

# CPU频率锁定
echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor
# GPU负载限制
echo 3 > /sys/class/misc/mali/device/dvfs

// 典型错误日志
[ERR] uboot: ver=2015.01 but image=2023.07
[SOLUTION]
dd if=uboot_new.bin of=/dev/mmcblk0 bs=512 seek=1

# 查看冲突模块
dmesg | grep "failed to get"
# 动态加载驱动
insmod /lib/modules/4.9.269/mt7601u.ko

graph TD
    A[原始Android系统] --> B{引导加载器替换}
    B -->|安全模式| C[保留原厂uboot]
    B -->|高级模式| D[编译GRUB2 ARM64]
    D --> E[设备树注入]
    E --> F[多系统菜单配置]

# 交叉编译配置
./configure --prefix=/opt/grub \
--target=aarch64-linux-gnu \
--with-platform=efi \
--enable-device-mapper

make -j4 && sudo make install

menuentry "Android 9.0" {
    search --no-floppy --fs-uuid --set=root 5a3c-8d1e
    chainloader /boot/android.kernel
}

menuentry "Armbian Linux" {
    linux /boot/vmlinuz-5.15.34 root=UUID=7b2c-4f5d
    initrd /boot/initrd.img-5.15.34
}

#!/bin/bash
# 系统切换器
case $1 in
  android)
    umount /dev/mmcblk0p12
    mount /dev/mmcblk0p9 /system
    reboot
    ;;
  linux)
    mount /dev/mmcblk0p12 /
    kexec -l /boot/vmlinuz --initrd=/boot/initrd.img
    kexec -e
    ;;
esac

// 修改gpu节点参数
gpu@d00c0000 {
    compatible = "arm,mali-450";
    operating-points = <
        /* 原频率 600MHz */
        600000 1150000
        /* 超频至 800MHz */
        800000 1300000
    >;
    cooling-cells = <2>;
};

lspci -vvv
# 输出示例
01:00.0 Ethernet controller: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
        LnkSta: Speed 5GT/s, Width x1
        DevCtl: MaxPayload 256 bytes

graph LR
    A[玩客云节点] --> B(Node Exporter)
    B --> C(Prometheus Server)
    C --> D{Grafana}
    D --> E[温度仪表盘]
    D --> F[网络吞吐量]
    D --> G[存储IOPS]

# prometheus.yml 片段
scrape_configs:
  - job_name: 'wky'
    static_configs:
      - targets: ['192.168.1.100:9100']
    metrics_path: '/extended_metrics'
    params:
      module: [custom_stats]

graph TD
    A[检测到连续错误] --> B{错误类型判断}
    B -->|文件系统| C[自动fsck修复]
    B -->|服务崩溃| D[重启systemd单元]
    B -->|硬件故障| E[邮件通知+降频]
    C --> F[生成修复报告]
    D --> F
    E --> F

import subprocess
import smtplib

def hardware_self_heal():
    temp = float(open("/sys/class/thermal/thermal_zone0/temp").read())/1000
    if temp > 85:
        subprocess.run(["cpufreq-set", "-g", "powersave"])
        send_alert("CPU过热告警", f"当前温度{temp}℃")

def send_alert(subject, msg):
    server = smtplib.SMTP('smtp.example.com', 587)
    server.starttls()
    server.login("alert@wky.com", "password")
    server.sendmail("alert@wky.com", "admin@domain.com", f"Subject:{subject}\n\n{msg}")