[S] Change in libosmocore[master]: gsm0502: add burst length definitions from chapter 5.2
fixeria has uploaded this change for review. ( https://gerrit.osmocom.org/c/libosmocore/+/31669 )
Change subject: gsm0502: add burst length definitions from chapter 5.2 ......................................................................
gsm0502: add burst length definitions from chapter 5.2
Change-Id: I1c38ccc2b64ba9046bb3b1221d99cc55ec493802 Related: OS#1572 --- M include/osmocom/gsm/gsm0502.h 1 file changed, 40 insertions(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/69/31669/1
diff --git a/include/osmocom/gsm/gsm0502.h b/include/osmocom/gsm/gsm0502.h index 8a8e51a..8fe9fb0 100644 --- a/include/osmocom/gsm/gsm0502.h +++ b/include/osmocom/gsm/gsm0502.h @@ -31,6 +31,36 @@ #define GSM_TDMA_FN_DEC(fn) \ ((fn) = GSM_TDMA_FN_SUB((fn), 1))
+/* 5.2.3.1 Normal burst for GMSK (1 bit per symbol) */ +#define GSM_NBITS_NB_GMSK_TAIL 3 +#define GSM_NBITS_NB_GMSK_PAYLOAD 2 * 58 +#define GSM_NBITS_NB_GMSK_TRAIN_SEQ 26 +#define GSM_NBITS_NB_GMSK_BURST 148 /* without guard period */ + +/* 5.2.3.3 Normal burst for 8-PSK (3 bits per symbol) */ +#define GSM_NBITS_NB_8PSK_TAIL GSM_NBITS_NB_GMSK_TAIL * 3 +#define GSM_NBITS_NB_8PSK_PAYLOAD GSM_NBITS_NB_GMSK_PAYLOAD * 3 +#define GSM_NBITS_NB_8PSK_TRAIN_SEQ GSM_NBITS_NB_GMSK_TRAIN_SEQ * 3 +#define GSM_NBITS_NB_8PSK_BURST GSM_NBITS_NB_GMSK_BURST * 3 + +/* 5.2.5 Synchronization burst (also GMSK) */ +#define GSM_NBITS_SB_GMSK_TAIL GSM_NBITS_NB_GMSK_TAIL +#define GSM_NBITS_SB_GMSK_PAYLOAD 2 * 39 +#define GSM_NBITS_SB_GMSK_ETRAIN_SEQ 64 +#define GSM_NBITS_SB_GMSK_BURST GSM_NBITS_NB_GMSK_BURST + +/* 5.2.6 Dummy burst (also GMSK) */ +#define GSM_NBITS_DB_GMSK_TAIL GSM_NBITS_NB_GMSK_TAIL +#define GSM_NBITS_DB_GMSK_MIXED 142 +#define GSM_NBITS_DB_GMSK_BURST GSM_NBITS_NB_GMSK_BURST + +/* 5.2.7 Access burst (also GMSK) */ +#define GSM_NBITS_AB_GMSK_ETAIL 8 +#define GSM_NBITS_AB_GMSK_SYNCH_SEQ 41 +#define GSM_NBITS_AB_GMSK_PAYLOAD 36 +#define GSM_NBITS_AB_GMSK_TAIL GSM_NBITS_NB_GMSK_TAIL +#define GSM_NBITS_AB_GMSK_BURST GSM_NBITS_NB_GMSK_BURST + /* Table 5 Clause 7 TS 05.02 */ static inline unsigned int gsm0502_get_n_pag_blocks(const struct gsm48_control_channel_descr *chan_desc)
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fixeria