From 91dbfcf832e1e13cd17ace92dccab69d08f09887 Mon Sep 17 00:00:00 2001 From: gionag Date: Thu, 8 Dec 2022 20:28:09 +0100 Subject: Added infos, clarified some details about omcid patching (#52) * Update ont-fs-com-gpon-onu-stick-with-mac.md Added checksum for paching omcid, clarification on the procedure * Update ont-fs-com-gpon-onu-stick-with-mac.md * Update _ont/ont-fs-com-gpon-onu-stick-with-mac.md Co-authored-by: Ernesto Castellotti Co-authored-by: Simone Bortolin --- _ont/ont-fs-com-gpon-onu-stick-with-mac.md | 31 ++++++++++++++++++++++++------ 1 file changed, 25 insertions(+), 6 deletions(-) diff --git a/_ont/ont-fs-com-gpon-onu-stick-with-mac.md b/_ont/ont-fs-com-gpon-onu-stick-with-mac.md index d6479cc..966fbf1 100644 --- a/_ont/ont-fs-com-gpon-onu-stick-with-mac.md +++ b/_ont/ont-fs-com-gpon-onu-stick-with-mac.md @@ -144,25 +144,44 @@ so you need to then modify the binary with the following hex patch which removes ``` -To make it easier you can use the following base64: +{% include alert.html content="Proceed only if your `md5sum /opt/lantiq/bin/omcid` has the correct checksum `7e97163e24c9cb39439589c65b438168`" alert="Info" icon="svg-info" color="blue" %} + +This is the patch, encoded in base64 ``` QlNESUZGNDA1AAAAAAAAAD4AAAAAAAAA2C8JAAAAAABCWmg5MUFZJlNZYqnvBwAACFBSQWAAAMAA AAgAQCAAMQwIIwjImgDOdMvi7kinChIMVT3g4EJaaDkxQVkmU1lrJSbUAACFTAjAACAAAAiCAAAI IABQYAFKQ01INxUgd6Soj2JURm8pUR8XckU4UJBrJSbUQlpoORdyRThQkAAAAAA= ``` - -Save it as `omcid_patch.base64`, then run: +Save it on your computer (not on the stick) as `omcid_patch.base64`, then run: +```sh +base64 -d omcid_patch.base64 > omcid.bspatch +bspatch omcid omcid.bspatch ``` -base64 -d omcid_patch.base64 > omcid.bspath -bspatch omcid omcid.bspath +{% include alert.html content="if you don't have bspatch installed, most distributions includes it in bsdiff package" alert="Info" icon="svg-info" color="blue" %} + +After patching the resulting patched `omcid` should have an md5 checksum of `525139425009c4138e92766645dad7d0`. +If that also checks, go on making a backup copy of your original `omcid` on the stick. + +```sh +cd /opt/lantiq/bin +cp omcid omcid.original ``` -Now you have to copy via SCP the modified `omcid` binary in the `/opt/lantiq/bin/omcid` path, restart the stick and after that you can change the image version with the command: +And finally to copy via SCP the modified `omcid` binary in the `/opt/lantiq/bin/omcid` path. +Before restarting the stick and applying changes, make sure omcid has execution bit set. + +```sh +chmod ugo+x /opt/lantiq/bin/omcid ``` + +Is also a good time to set the image0/image1_version. Crash has reported if they are not set correctly before reboot. +```sh fw_setenv image0_version YOUR_IMAGE0_VERSION fw_setenv image1_version YOUR_IMAGE1_VERSION ``` +Now you can restart the stick. +{% include alert.html content="Be aware that sometimes `omcid` can rewrite the two variables when runs in non patched state. After reboot, double check the values you put are still there." alert="Info" icon="svg-info" color="blue" %} ## Setting Lantiq MAC address ```sh -- cgit v1.2.3