Official stock ROMs for MT6577 usually come in a ZIP file containing:
Where to find:
A scatter file (typically MT6577_Android_scatter.txt) is a partition layout map. It tells tools like SP Flash Tool or Miracle Box exactly where each partition begins (physical start address), its length, and how it should be treated. mt6577 android scatter emmctxt link
Example snippet from an MT6577 scatter file:
- partition_index: 4
partition_name: ANDROID
file_name: system.img
is_download: true
type: YAFFS_IMG
linear_start_addr: 0x4b80000
physical_start_addr: 0x4b80000
partition_size: 0x3200000
Without this file, the flashing tool has no map of the eMMC’s internal geometry. Official stock ROMs for MT6577 usually come in
When using SP Flash Tool, you may encounter an error stating that the device storage is not detected. This happens if the eMMC configuration is corrupted.
You typically generate an emmc.txt file in two scenarios: Without this file, the flashing tool has no
Crucially, the emmc.txt contains the User Area size, Boot Area size, RPMB size, and Enhanced Partition attributes—data that must match the original scatter file.