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| -rw-r--r-- | ont-technicolor-afm0002.md | 205 |
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diff --git a/ont-technicolor-afm0002.md b/ont-technicolor-afm0002.md index 28ae87c..a92e709 100644 --- a/ont-technicolor-afm0002.md +++ b/ont-technicolor-afm0002.md @@ -8,28 +8,193 @@ parent: ONT ## Hardware Specifications -| | | -|----------|---------------| -| Vendor | Technicolor | -| Model | AFM0002TIM/FWB/WND | -| Alias | | -| Chipset | Realtek RTL9601B | -| Flash | | -| RAM | | -| System | Linux (Luna SDK) | -| HSGMII | NO | -| Optics | | -| IP address | | -| Web Gui | | -| SSH | | -| Form Factor | miniONT SFP | - -### Interchangeable firmware with -### List of software version +| | | +|-------------|--------------------| +| Vendor | Technicolor | +| Model | AFM0002TIM/FWB/WND | +| Alias | | +| Chipset | Realtek RTL9601B | +| Flash | | +| RAM | | +| System | Linux (Luna SDK) | +| HSGMII | NO | +| Optics | | +| IP address | 192.168.2.1 | +| Web Gui | Can be enabled | +| SSH | Enabled | +| Form Factor | miniONT SFP | + +## Default credentials: +- User: admin +- Password: system +## Interchangeable firmware with +## List of software versions +- V1_7_8_181123 - V1_7_8_210928 - V1_7_8_210412 -### List of partition -### List of firmware and files +## List of partitions + +| dev | size | erasesize | name | +|-------|----------|-----------|-----------------| +| mtd0 | 00040000 | 00001000 | "boot" | +| mtd1 | 00002000 | 00001000 | "env" | +| mtd2 | 00002000 | 00001000 | "env2" | +| mtd3 | 0003c000 | 00001000 | "config" | +| mtd4 | 00300000 | 00001000 | "k0" | +| mtd5 | 004c0000 | 00001000 | "r0" | +| mtd6 | 00300000 | 00001000 | "k1" | +| mtd7 | 004c0000 | 00001000 | "r1" | +| mtd8 | 00001000 | 00001000 | "Partition_008" | +| mtd9 | 00001000 | 00001000 | "Partition_009" | +| mtd10 | 00001000 | 00001000 | "Partition_010" | +| mtd11 | 00001000 | 00001000 | "Partition_011" | +| mtd12 | 00300000 | 00001000 | "linux" | +| mtd13 | 004c0000 | 00001000 | "rootfs" | + +This stick supports dual boot. + +k0 and r0 contains respectively the kernel and firmware of the first image, k1 and r1 of the second one + +## List of firmware and files +## Useful files +- `/var/config/lastgood.xml` - Contains the user portion of the configuration +- `/var/config/lastgood-hs.xml` - Contains the "hardware" configuration (i.e. that _should_ not be changed) +- `/tmp/omcilog` - OMCI messages logs (must be enabeled, see below) + +## Useful binaries +- `/etc/scripts/flash` - Used to manipulate the config files in a samewhat safe manner +- `xmlconfig` - Used to low-level manipulate the XML config files. Called by `flash` +- `nv` - Used to manipulate the nvram storage, including persistent config entries via `nv setenv`/`nv getenv` +- `omcicli` - Used to interact with the running OMCI daemon +- `omci_app` - The OMCI daemon +- `diag` - Used to run low-level diagnostics commands on the stick + +## Useful commands + +### Enable the Web UI +```sh +# /bin/iptables -D INPUT -p tcp --dport 80 -j DROP +``` + +### Check the currently active image +```sh +# nv getenv sw_active +sw_activ=1 +# nv getenv sw_version0 +sw_version0=V1_7_8_210412 +# nv getenv sw_version1 +sw_version1=V1_7_8_210412 +``` + +### Boot to a different image +```sh +# nv setenv sw_commit 0|1 +# reboot +``` + +### Get/Set the ONT S/N +```sh +# /etc/scripts/bin flash get GPON_SN +GPON_SN=TMBB00000000 +# /etc/scripts/bin flash set GPON_SN TMBB0A1B2C3D +``` + +### Get/Set the ONT PLOAM password +Note: the password is in ASCII format +```sh +# /etc/scripts/bin flash get GPON_PLOAM_PASSWD +GPON_PLOAM_PASSWD=AAAAAAAAAA +# /etc/scripts/bin flash set GPON_PLOAM_PASSWD AAAAAAAAAA +``` + +### Query a particular OMCI ME +```sh +# omcicli mib get MIB_IDX +``` + +## Low level modding +Note: this section is based on version `V1_7_8_210412` of the stick +### Trasnfer files from/to the stick +Works with binary files too, just run md5sum on source and destination to make sure you are not corrupting anything... +From the stick to the PC: +```sh +# ssh admin@192.168.2.1 "cat /tmp/omcilog" > omcilog.log +``` +From the PC to the stick +```sh +# cat lastgood.xml | ssh admin@192.168.2.1 "cat > /var/config/lastgood.xml" +``` +**Note:** on windows replace type with cat and run the commands from cmd (not powershell) +### Extract and repack the rootfs +```sh +# unsquashfs mtd5.bin +# mksquashfs squashfs-root rootfs -b 131072 -comp lzma -no-recovery +``` +### Flash a new rootfs +**Note: you can only flash the inactive image**. So mtd4/5 if you are on image1, mtd6/7 if you are on image0. + +The follwing examples flashes a new rootfs to image1 and boots to it +```sh +# flash_eraseall /dev/mtd7 +# cat /tmp/rootfs.new > /dev/mtd7 +# nv setenv sw_commit=1 +# reboot +``` +### Add support to configurable SW and HW versions, VENDOR ID and much more +We can patch `/etc/scripts/flash` in order to add support for some variables implemented in `omci_app` but removed from `xmlconfig`. The patch is below (change the values to suit your needs) +```patch +--- squashfs-root/etc/scripts/flash 2021-09-28 10:38:52.000000000 +0200 ++++ squashfs-root.new/etc/scripts/flash 2022-08-04 00:00:29.769605000 +0200 +@@ -62,7 +62,26 @@ + if [ `echo $para | egrep $specific_mib_patten` ]; then + /bin/xmlconfig -g $para | sed -r "s/$rename_mib_name+/$2/g" | sed -r "s/,+//g" + else +- /bin/xmlconfig -g $para | sed -r "s/$rename_mib_name+/$2/g" ++ case "$para" in ++ "OMCI_EQID") ++ echo "$para=MY_EQID" ++ ;; ++ "OMCI_VENDOR_ID") ++ echo "$para=MY_VENDOR" ++ ;; ++ "OMCI_SW_VER1") ++ echo "$para=MY_SW_VER1" ++ ;; ++ "OMCI_SW_VER2") ++ echo "$para=MY_SW_VER2" ++ ;; ++ "OMCI_ONT_VER") ++ echo "$para=MY_HW_VER" ++ ;; ++ *) ++ /bin/xmlconfig -g $para | sed -r "s/$rename_mib_name+/$2/g" ++ ;; ++ esac + fi + if [ "$?" = "0" ]; then + exit 0 +``` +### Increase the length of the software version from 13 to 14 characters +`omci_app` has an hard-coded limit of 13 characters for the software version, which is too low. We can binary patch it to increase it to 14 (or more, if you dare/need) +``` +JVhEWjAwNCUAAAAIAAgACAAAAAAAAAAAAAAAAAAAAABvbWNpX2FwcG9tY2lfYXBwH4sIAAAAAAAA +AwMAAAAAAAAAAAAfiwgAAAAAAAADY2BoYGZgYFjh9Uq/aNcZQdXsOh3R5ktr/fd0sTEwcuTnJmfG +JxYUYJVlZGAA0gCHsMK2QQAAAAAAAEQlWERaMDA0JQ== +``` +Save it as omci_app.xdelta.b64, then run: +```sh +# base64 -d omci_app.xdelta.base64 > omci_app.xdelta +# xdelta patch omci_app.xdelta bin/omci_app bin/omci_app.new +# mv bin/omci_app.new bin/omci_app +``` +For reference, the patch changes the follwing section of the omci_app: +```diff +-00408c24 24 05 00 0e li a1,0xe ++00408c24 24 05 00 0f li a1,0xf +-00408cf0 24 05 00 0f li a1,0xe ++00408cf0 24 05 00 0f li a1,0xf +``` +(It's inside the function referecing the string `OMCI_SW_VER1`) ## Miscellaneous Links |