[IMX6Q][Android5.1]移植笔记 --- 无法挂载system文件系统

最新推荐文章于 2025-07-13 15:39:10 发布

KrisFei

最新推荐文章于 2025-07-13 15:39:10 发布

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分类专栏： -------Freescale-------- IMX6Q_Android5.1移植文章标签： system image sparse

本文链接：https://blog.youkuaiyun.com/kris_fei/article/details/50947278

本文记录了在IMX6Q平台上，Android5.1系统启动时遇到无法挂载system文件系统的问题。问题源于system映像是sparse格式，而该平台可能不完全支持。通过将sparse image转换为raw image并调整编译配置解决了问题。解决方案包括检查TARGET_USERIMAGES_SPARSE_EXT_DISABLED变量，并在必要时将其设为true。

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platform: imx6q

os: Android5.1

branch: l5.1.1_2.1.0-ga

编译好system image之后开机提示如下log，注意红色部分:

Freeing unused kernel memory: 432K (c0be3000 - c0c4f000)
usb 1-1: USB disconnect, device number 2
Console: switching to colour dummy device 80x30
EXT4-fs (mmcblk2p5): VFS: Can't find ext4 filesystem
fs_mgr: __mount(source=/dev/block/mmcblk2p5,target=/system,type=ext4)=-1
fs_mgr: Failed to mount an un-encryptable or wiped partition on/dev/block/mmcblk2p5 at /system options: barrier=1 error: Invalid argument
fs_mgr: __mount(source=/dev/block/mmcblk2p4,target=/data,type=ext4)=-1
fs_mgr: fs_mgr_mount_all(): possibly an encryptable blkdev /dev/block/mmcblk2p4 for mount /data type ext4 )
fs_mgr: __mount(source=/dev/block/mmcblk2p6,target=/cache,type=ext4)=-1
fs_mgr: Failed to mount an un-encryptable or wiped partition on/dev/block/mmcblk2p6 at /cache options: nomblk_io_submit error: Read-only file system
EXT4-fs (mmcblk2p7): INFO: recovery required on readonly filesystem
EXT4-fs (mmcblk2p7): write access unavailable, cannot proceed
fs_mgr: __mount(source=/dev/block/mmcblk2p7,target=/device,type=ext4)=-1
fs_mgr: Failed to mount an un-encryptable or wiped partition on/dev/block/mmcblk2p7 at /device options: (null) error: Invalid argument
init: fs_mgr_mount_all returned an error
init: fs_mgr_mount_all returned unexpected error 255
Unable to find swap-space signature
fs_mgr: swapon failed