From cf845cb8d3b2a3678c9482f6677a41d1c54c3bb3 Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Sun, 9 Aug 2009 21:49:37 +0200 Subject: add comments about channel combinations --- openbsc/include/openbsc/abis_nm.h | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) (limited to 'openbsc/include/openbsc') diff --git a/openbsc/include/openbsc/abis_nm.h b/openbsc/include/openbsc/abis_nm.h index d8cd9fa78..f75b9ce7f 100644 --- a/openbsc/include/openbsc/abis_nm.h +++ b/openbsc/include/openbsc/abis_nm.h @@ -473,17 +473,21 @@ enum abis_nm_adm_state { /* Section 9.4.13: Channel Combination */ enum abis_nm_chan_comb { - NM_CHANC_TCHFull = 0x00, - NM_CHANC_TCHHalf = 0x01, - NM_CHANC_TCHHalf2 = 0x02, - NM_CHANC_SDCCH = 0x03, - NM_CHANC_mainBCCH = 0x04, - NM_CHANC_BCCHComb = 0x05, - NM_CHANC_BCCH = 0x06, - NM_CHANC_BCCH_CBCH = 0x07, - NM_CHANC_SDCCH_CBCH = 0x08, + NM_CHANC_TCHFull = 0x00, /* TCH/F + TCH/H + SACCH/TF */ + NM_CHANC_TCHHalf = 0x01, /* TCH/H(0,1) + FACCH/H(0,1) + + SACCH/TH(0,1) */ + NM_CHANC_TCHHalf2 = 0x02, /* TCH/H(0) + FACCH/H(0) + SACCH/TH(0) + + TCH/H(1) */ + NM_CHANC_SDCCH = 0x03, /* SDCCH/8 + SACCH/8 */ + NM_CHANC_mainBCCH = 0x04, /* FCCH + SCH + BCCH + CCCH */ + NM_CHANC_BCCHComb = 0x05, /* FCCH + SCH + BCCH + CCCH + SDCCH/4 + + SACCH/C4 */ + NM_CHANC_BCCH = 0x06, /* BCCH + CCCH */ + NM_CHANC_BCCH_CBCH = 0x07, /* CHANC_BCCHComb + CBCH */ + NM_CHANC_SDCCH_CBCH = 0x08, /* CHANC_SDCCH8 + CBCH */ /* ip.access */ - NM_CHANC_IPAC_bPDCH = 0x0b, /* PBCCH + PCCCH + PDTCH/F + PACCH/F + PTCCH/F */ + NM_CHANC_IPAC_bPDCH = 0x0b, /* PBCCH + PCCCH + PDTCH/F + PACCH/F + + PTCCH/F */ NM_CHANC_IPAC_cPDCH = 0x0c, /* PBCCH + PDTCH/F + PACCH/F + PTCCH/F */ NM_CHANC_IPAC_PDCH = 0x0d, /* PDTCH/F + PACCH/F + PTCCH/F */ NM_CHANC_IPAC_TCHFull_PDCH = 0x80, -- cgit v1.2.3