Scatter File: Mt6761

Technical Report: MediaTek MT6761 (Helio A22) Scatter File Analysis

Date: October 26, 2023 Subject: Structural Analysis and Usage of MT6761 Scatter File Platform: MediaTek MT6761 (Helio A22)

5. Customization and Risk Assessment

Preloader in BOOT1

• partition_index: 0 partition_name: preloader file_name: preloader_mt6761.bin linear_start_addr: 0x0 partition_size: 0x40000 region: EMMC_BOOT_1

Guide: MT6761 scatter file — what it is, how to use it, and practical tips

Anatomy of an MT6761 Scatter File

Let’s open a typical MT6761_Android_scatter.txt file. At first glance, it looks like an INI configuration file. Below is a real-world excerpt with explanations. mt6761 scatter file

# General Setting
PRELOADER_PLATFORM = MT6761
PLATFORM = MT6761
EMI_CHIP = emmi
EMMC_BOOT_1 = BOOT1
EMMC_BOOT_2 = BOOT2
...


partition_index: SYS0
partition_name: preloader
file_name: preloader_mt6761.bin
is_download: true
type: SV5_BL_BIN
linear_start_addr: 0x0
physical_start_addr: 0x0
partition_size: 0x40000
region: EMMC_BOOT_1 Technical Report: MediaTek MT6761 (Helio A22) Scatter File


partition_index: SYS1
partition_name: pgpt
file_name: N/A
is_download: false
type: NORMAL
linear_start_addr: 0x0
physical_start_addr: 0x0
partition_size: 0x80000
region: EMMC_USER
 Guide: MT6761 scatter file — what it is,

How to obtain a correct scatter file

• From stock firmware packages: official or dumped ROMs usually include a scatter file.
• Extract from a device dump using tools like MTK Droid Tools, or dd from a rooted device, then generate scatter via tooling that can map partition table.
• From ROM builders or device-specific development communities (XDA, GitHub repos). Verify compatibility with your exact MT6761 device model and eMMC/UFS configuration.