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--- notes:android [2026/02/08 03:46] – created - external edit 127.0.0.1
+++ notes:android [2026/04/05 02:09] (current) – azman
@@ Line 135: / Line 135: @@
 - adb shell... then type the command shown by shizuku app
 </file>
+===== Analysis of Android (cheap, china made) disk parition layout =====
+Dumped...
+<code>
+https://spflashtool.com/download/
+SP_Flash_Tool-5.1916_Linux.zip
+=> ./adb shell
+$ cat /proc/mtd
+dev:    size   erasesize  name
+$ cat /proc/dumchar_info
+Part_Name    Size                 StartAddr            Type MapTo
+preloader    0x0000000000880000   0x0000000000000000   2    /dev/misc-sd
+mbr          0x0000000000080000   0x0000000000000000   2    /dev/block/mmcblk0
+ebr1         0x0000000000080000   0x0000000000080000   2    /dev/block/mmcblk0p1
+pro_info     0x0000000000300000   0x0000000000100000   2    /dev/block/mmcblk0
+nvram        0x0000000000500000   0x0000000000400000   2    /dev/block/mmcblk0
+protect_f    0x0000000000a00000   0x0000000000900000   2    /dev/block/mmcblk0p2
+protect_s    0x0000000000a00000   0x0000000001300000   2    /dev/block/mmcblk0p3
+seccfg       0x0000000000020000   0x0000000001d00000   2    /dev/block/mmcblk0
+uboot        0x0000000000060000   0x0000000001d20000   2    /dev/block/mmcblk0
+bootimg      0x0000000000600000   0x0000000001d80000   2    /dev/block/mmcblk0
+recovery     0x0000000000600000   0x0000000002380000   2    /dev/block/mmcblk0
+sec_ro       0x0000000000040000   0x0000000002980000   2    /dev/block/mmcblk0
+misc         0x0000000000080000   0x00000000029c0000   2    /dev/block/mmcblk0
+logo         0x0000000000300000   0x0000000002a40000   2    /dev/block/mmcblk0
+expdb        0x0000000000a00000   0x0000000002d40000   2    /dev/block/mmcblk0
+android      0x0000000035200000   0x0000000003740000   2    /dev/block/mmcblk0p4
+cache        0x000000000e200000   0x0000000038940000   2    /dev/block/mmcblk0p5
+usrdata      0x000000009e360000   0x0000000046b40000   2    /dev/block/mmcblk0p6
+bmtpool      0x0000000001500000   0x00000000ff7700a8   2    /dev/block/mmcblk0
+Part_Name:Partition name you should open;
+Size:size of partition
+StartAddr:Start Address of partition;
+Type:Type of partition(MTD=1,EMMC=2)
+MapTo:actual device you operate
+$ getprop ro.build.ab_update
+- returns nothing... so, using A-only partition scheme (instead of newer A-B scheme)
+</code>