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Holger Freyther holger at freyther.de> On 26 Feb 2016, at 14:17, Prasad Kaup <Prasad.Kaup at radisys.com> wrote: > > Hello All, Hi! > We are currently working on providing the support of 11 bit RACH support in osmoPCU as mentioned in Bug #1548 athttps://projects.osmocom.org/projects/osmopcu/issues great news! > > We have identified impacts to be in osmo-pcu, osmo-bts and osmocore > > Main changes identified are > osmo-pcu: > · In file pcuif_proto.h, modify “uint8_t ra” to “uint16_t ra” in struct gsm_pcu_if_rach_ind > · Corresponding function prototypes due to change in data type > · 11 bit RACH handling in bts.cpp > · Changes in encoding.cpp to support immediate assignment with EGPRS allocation * increase the version number of the protocol at the same time * Add counters (if applicable) how often this extended method has been used * Add unit tests (e.g. regression test for the encoding) * If possible benchmark in a stable setting to see before/after changes > > osmocore: > · In file l1sap.h, modify “uint8_t ra” to “uint16_t ra” in structure “struct ph_rach_ind_param” > · Function prototype changes * This is changing the ABI of the structures, please look at the TODO-RELEASE file and previous comments. This reminds us that we need to increment the shared library version on the next release > osmobts: > · Function prototype changes due to change in data type * Does osmo-trx support it? Does the sysmoBTS dsp code support it? What is needed for this functionality to be used? Does it make sense to report how many bits of the RACH were used (can we differentiate that?) > > Please let us know your valuable feedback. > We plan to have a separate branch from master for this development. Please let us know the procedure to do this. Yes, please work in branches and split the commits into small pieces that are each easy to review. kind regards holger