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Firmware

DH_IPC-Consumer-Chou-Rhea_Eng_P_V2.622.0000000.17.R.210915.bin

Dahua firmware released Sep 15, 2021. May work with 22 devices, including IPC-A26, IPC-A26-Diamond, IPC-A26G.

Released
Sep 15, 2021
Version
V2.622.0000000.17.R
Size
18.3 MB
Hardware
22 devices

Download

Download firmware

Permanent copy on the Internet Archive (item page)

MD5
bf64ace321a8fb72f45aa7c349adda42
SHA-256
9f3d3c23d28ed1f0571c8e71e84ee1e7d92c338424825407c6c9fae70f9deeb4

Where it's published

Compatible hardware

Hardware IDs this firmware's installer accepts (22 devices).

Where these IDs come from
  • Install: the installer's device list (board families), 5 IDs, vendor General (not counted: a more specific list exists)
  • check.img: the device's own hardware check list, 22 IDs

Technical details

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

SoC
Ambarella S3L
Architecture
arm
OEM build
General
Kernel
Linux 3.10.73
Bootloader
U-Boot 2010.06-svn5733
Flash
32.0 MB
Image dates
Sep 15, 2021
Security
Signed, not encrypted
Language & video
English by default · PAL
Flash layout: 16 partitions, 10 written by this firmware

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

PartitionStartEndSizeImageFilesystemBuilt
MinBoot0x00x40000256.0 KBdhboot-min.bin.img—2021-09-15
U-Boot0x800000xc0000256.0 KBdhboot.bin.img—2021-09-15
hwid0xc00000xe0000128.0 KBnot written——
partition(ro)0xe00000xf000064.0 KBpartition-x.cramfs.imgcramfs2021-09-15
user(ro)0xf00000x100000015.1 MBuser-x.squashfs.imgsquashfs2021-09-15
half-boot0x10000000x1040000256.0 KBdhboot-min-halfstart.bin.img—2021-09-15
Kernel0x10400000x12000001.8 MBkernel.img—2021-09-15
web(ro)0x12000000x18800006.5 MBweb-x.squashfs.imgsquashfs2021-09-15
product(ro)0x18800000x18a0000128.0 KBpd-x.squashfs.imgsquashfs2021-09-15
custom(ro)0x18a00000x1970000832.0 KBcustom-x.squashfs.imgsquashfs2021-09-15
data0x19700000x1a700001.0 MBnot writtenjffs2—
updateflag0x1a700000x1aa0000192.0 KBnot written——
config0x1aa00000x1b10000448.0 KBnot writtenjffs2—
backup0x1b100000x1b80000448.0 KBnot writtenjffs2—
romfs(ro)0x1b800000x1fd00004.3 MBromfs-x.squashfs.imgsquashfs2021-09-15
dgs0x1fd00000x2000000192.0 KBnot written——

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