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Firmware

General_NVR4XXX-4KS2-I(H)_MultiLang_V4.001.0000001.2.R.220120.bin

ENS Security firmware released Jan 20, 2022. May work with 1 device.

Released
Jan 20, 2022
Version
V4.001.0000001.2.R
Size
99.0 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
56d771e5bc87ac4ee3a24f1fbc1945c0
SHA-256
b028528a7706cb1b65ed4877ec6dd74bc067f5621fdc51e7493796bfea091b39

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (1 device). Names with placeholders such as x or XXX are board families.

Where these IDs come from
  • Install.lua: the installer script's board checks, 2 IDs

Technical details

Read from inside the firmware (dahua package (zip variant)).

SoC
Rockchip: one of RK3568, RV1126, RK3036, RK3399, RK3566, RK1808, RK3128, RK3308, RK3328, RK3368, RV1108, RK3066, RK3188, RK3228, RK3288, RK3126, RK3366
Architecture
arm
Bootloader
U-Boot 2017.09-svn5637
Flash
127.4 MB
Image dates
Jan 20, 2022
Security
Signed, upgrade security version V2.0
Flash layout: 13 partitions, 7 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
loader0xa00000000xa01000001.0 MBnot written——
uboot0xa01000000xa03800002.5 MBu-boot.bin.img—2022-01-20
trust0xa03800000xa0400000512.0 KBnot written——
env0xa04000000xa04c0000768.0 KBnot written——
kernel0xa04c00000xa09c00005.0 MBuImage.img—2022-01-20
romfs0xa09c00000xa404000054.5 MBromfs-x.squashfs.imgsquashfs2022-01-20
custom0xa40400000xa40c0000512.0 KBcustom-x.squashfs.imgsquashfs2022-01-20
web0xa40c00000xa4ac000010.0 MBminios-x.squashfs.imgsquashfs2022-01-20
logo0xa4ac00000xa4b80000768.0 KBlogo-x.squashfs.imgsquashfs2022-01-20
algorithm0xa4b800000xa730000039.5 MBalgorithm-x.squashfs.imgsquashfs2022-01-20
dgs0xa73000000xa7380000512.0 KBnot written——
config_fw0xa73800000xa76800003.0 MBnot written——
config0xa76800000xa7f600008.9 MBnot written——

Other files for much of the same hardware, from any vendor.