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Firmware

General_NVR4XXX-4KS2_Eng_V3.215.0000000.4.R.180119 (1).bin

DH Vision firmware released Jan 19, 2018. May work with 1 device.

Released
Jan 19, 2018
Version
V3.215.0000000.4.R
Size
45.3 MB
Hardware
1 device

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
b401e57a85900a5ad8bb38eb39bdd361
SHA-256
2f69eafc22e6b5153054080f317478a7fdf3dfc665dfbdc76cdcf612aa602d6d

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
HiSilicon Hi3798CV200
Architecture
arm
Kernel
Linux 3.18.24_hi3798cv2x
Flash
128.0 MB
Image dates
Feb 7, 2018
Security
Signed, not encrypted
Flash layout: 12 partitions, 6 written by this firmware

From the recorder's Install.lua partition table.

PartitionStartEndSizeImageFilesystemBuilt
boot0x00x3000003.0 MBu-boot.bin.img—2018-02-07
env0x3000000x5000002.0 MBnot written——
uImage0x5000000xf0000010.0 MBuImage.img—2018-02-07
rootfs0xf000000x450000054.0 MBromfs-x.squashfs.imgsquashfs2018-02-07
web0x45000000x4f0000010.0 MBweb-x.squashfs.imgsquashfs2018-02-07
custom0x4f000000x51000002.0 MBcustom-x.squashfs.imgsquashfs2018-02-07
logo0x51000000x54000003.0 MBlogo-x.squashfs.imgcramfs2018-02-07
config0x54000000x5a000006.0 MBnot written——
logs0x5a000000x640000010.0 MBnot written——
extend10x64000000x6c000008.0 MBnot written——
backup0x6c000000x780000012.0 MBnot written——
extend20x78000000x80000008.0 MBnot written——

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