83 lines
2.2 KiB
C
83 lines
2.2 KiB
C
/* (C) 2011 by Andreas Eversberg <jolly@eversberg.eu>
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*
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <sys/types.h>
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#include <string.h>
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#include <osmocom/gsm/protocol/gsm_12_21.h>
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//#include <osmocom/bb/common/osmocom_data.h>
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#include <osmo-bts/support.h>
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struct bts_support bts_support;
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void bts_support_init(void)
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{
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struct bts_support *sup = &bts_support;
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int i;
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memset(sup, 0, sizeof(*sup));
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/* crypto supprot */
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sup->a5_1 = 0;
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sup->a5_2 = 0;
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sup->a5_3 = 0;
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sup->a5_4 = 0;
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sup->a5_5 = 0;
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sup->a5_6 = 0;
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sup->a5_7 = 0;
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/* set supported frequencies */
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for(i = 1; i <= 124; i++) // P-GSM
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sup->freq_map[i >> 3] |= (1 << (i & 7));
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for(i = 512; i <= 885; i++) // DCS
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sup->freq_map[i >> 3] |= (1 << (i & 7));
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for(i = 975; i <= 1023; i++) // E-GSM extension
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sup->freq_map[i >> 3] |= (1 << (i & 7));
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sup->freq_map[0] |= 1; // channel 0
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for(i = 955; i <= 974; i++) // R-GSM extension
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sup->freq_map[i >> 3] |= (1 << (i & 7));
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/* channel combinations */
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sup->chan_comb[NM_CHANC_mainBCCH] = 1;
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sup->chan_comb[NM_CHANC_BCCHComb] = 1;
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sup->chan_comb[NM_CHANC_SDCCH] = 1;
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sup->chan_comb[NM_CHANC_TCHFull] = 1;
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sup->chan_comb[NM_CHANC_TCHHalf] = 1;
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/* codec */
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sup->full_v1 = 1;
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sup->full_v2 = 1;
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sup->full_v3 = 1;
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sup->half_v1 = 1;
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sup->half_v3 = 1;
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}
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char *bts_support_comb_name(uint8_t chan_comb)
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{
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if (chan_comb == NM_CHANC_mainBCCH)
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return("BCCH");
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if (chan_comb == NM_CHANC_BCCHComb)
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return("BCCH+SDCCH/4");
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if (chan_comb == NM_CHANC_SDCCH)
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return("SDCCH/8");
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if (chan_comb == NM_CHANC_TCHFull)
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return("TCH/F");
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if (chan_comb == NM_CHANC_TCHHalf)
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return("TCH/H");
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return "Unknown";
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}
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