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Firmware

DH_IPC-HX5XXX-Eos_Eng_P_128M_Stream3_V2.420.0000.22.R.20161209.bin

ASM firmware released Dec 9, 2016. May work with 15 devices, including IPC-HDBW5231EP-Z, IPC-HDBW5231RP-Z, IPC-HDBW5431EP-Z.

Released
Dec 9, 2016
Version
V2.420.0000.22.R
Size
31.4 MB
Hardware
15 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
e60250cb09176b057b912e6bb04eefe2
SHA-256
84b29b250690f0ec6ac28c94daf25416b59683a708eefdd0da0fb246c49c3c30

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (15 devices).

Where these IDs come from
  • check.img: the device's own hardware check list, 15 IDs
  • hwid: the device's own hardware check list, 15 IDs
  • Install: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)

Technical details

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

SoC
HiSilicon Hi3516A
Architecture
arm
OEM build
General
Kernel
Linux 3.4.35
Bootloader
U-Boot 2010.06-svn3638
Flash
528.0 MB
Image dates
Dec 9, 2016 to Mar 10, 2017
Security
Not signed, not encrypted
Language & video
English by default · PAL
Flash layout: 14 partitions, 8 written by this firmware

From the firmware's partition table (partitionV2.txt).

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2016-12-09
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2016-12-09
custom(ro)0x6000000x9800003.5 MBcustom-x.squashfs.imgsquashfs2016-12-09
product(ro)0x9800000xd000003.5 MBpd-x.squashfs.imgsquashfs2016-12-09
Kernel0xd000000x12000005.0 MBkernel.img—2016-12-09
romfs(ro)0x12000000x1a000008.0 MBromfs-x.squashfs.imgsquashfs2017-03-10
web(ro)0x1a000000x22000008.0 MBweb-x.squashfs.imgsquashfs2016-12-09
user(ro)0x22000000x3b8000025.5 MBuser-x.squashfs.imgsquashfs2017-03-10
syslog0x72000000x76000004.0 MBnot writtenubi—
config0x76000000x7a000004.0 MBnot writtenubi—
backup0x7a000000x7e000004.0 MBnot writtenubi—
fpga0x200000000x2100000016.0 MBnot written——

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