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Firmware

dh_ipc-hx7xxx-e2-nova2_eng_p_stream3_v2.622.0000001.3.r.171214.bin

Dahua firmware released Dec 14, 2017. May work with 5 devices, including IPC-HFW7233X-E2, IPC-HFW7238-E2, IPC-HFW7238X-E2.

Released
Dec 14, 2017
Version
V2.622.0000001.3
Size
29.0 MB
Hardware
5 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
a8fc189cf9b3da136416aab63a5288bb
SHA-256
5bd81bd2146d7f93cb2afef7228179523b4f1b79f9bc63a942a34de70831f04f

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (5 devices).

Where these IDs come from
  • hwid: the device's own hardware check list, 5 IDs
  • Install: the installer's device list (board families), 1 ID, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 5 IDs

Technical details

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

SoC
HiSilicon: one of Hi3519V101, Hi3519
Architecture
arm
OEM build
General
Kernel
Linux 3.18.20
Bootloader
U-Boot 2010.06-svn5163
Flash
640.0 MB
Image dates
Dec 14, 2017
Security
Signed, not encrypted
Language & video
English by default · PAL
Flash layout: 14 partitions, 7 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
U-Boot0x2000000x3000001.0 MBdhboot.bin.img—2017-12-14
hwid0x3000000x4000001.0 MBnot written——
updateflag0x4000000x5000001.0 MBnot written——
partition(ro)0x5000000x6000001.0 MBpartition-x.cramfs.imgcramfs2017-12-14
custom(ro)0x6000000x7800001.5 MBcustom-x.squashfs.imgsquashfs2017-12-14
product(ro)0x7800000x8800001.0 MBpd-x.squashfs.imgsquashfs2017-12-14
Kernel0x8800000xd800005.0 MBkernel.img—2017-12-14
web(ro)0xd800000x178000010.0 MBweb-x.squashfs.imgsquashfs2017-12-14
romfs(ro)0x17800000x320000026.5 MBromfs-x.squashfs.imgsquashfs2017-12-14
ext(ro)0x32000000x430000017.0 MBnot writtensquashfs—
syslog0x70000000x74000004.0 MBnot writtenubi—
config0x74000000x7a000006.0 MBnot writtenubi—
backup0x7a000000x80000006.0 MBnot writtenubi—
fpga0x200000000x28000000128.0 MBnot written——

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