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updates for rrh configuration params

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This commit is contained in:
trilyrak
2016-02-17 13:51:00 +01:00
parent 1765790480
commit 0da275a81b
3 changed files with 37 additions and 30 deletions
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targets/ARCH/ETHERNET/USERSPACE/LIB/ethernet_lib.c
+8 -16
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@@ -344,43 +344,35 @@ int transport_init(openair0_device *device, openair0_config_t *openair0_cfg, eth
/* device specific */
openair0_cfg[0].txlaunch_wait = 0;//manage when TX processing is triggered
openair0_cfg[0].txlaunch_wait_slotcount = 0; //manage when TX processing is triggered
openair0_cfg[0].iq_txshift = 5;// shift
openair0_cfg[0].iq_rxrescale = 15;//rescale iqs
openair0_cfg[0].iq_txshift = eth_params->iq_txshift;// shift
openair0_cfg[0].tx_sample_advance = eth_params->tx_sample_advance;
/* RRH does not have any information to make this configuration atm */
if (device->host_type == BBU_HOST) {
/*Note scheduling advance values valid only for case 7680000 */
switch ((int)openair0_cfg[0].sample_rate) {
case 30720000:
openair0_cfg[0].samples_per_packet = 4096;
openair0_cfg[0].tx_sample_advance = 115;
openair0_cfg[0].tx_scheduling_advance = 11*openair0_cfg[0].samples_per_packet;
openair0_cfg[0].samples_per_packet = 4096;
break;
case 23040000:
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 113;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
break;
case 15360000:
openair0_cfg[0].samples_per_packet = 2048;
openair0_cfg[0].tx_sample_advance = 113;
openair0_cfg[0].tx_scheduling_advance = 9*openair0_cfg[0].samples_per_packet;
openair0_cfg[0].samples_per_packet = 2048;
break;
case 7680000:
openair0_cfg[0].samples_per_packet = 1024;
openair0_cfg[0].tx_sample_advance = 70;
openair0_cfg[0].tx_scheduling_advance = 9*openair0_cfg[0].samples_per_packet;
break;
openair0_cfg[0].samples_per_packet = 1024;
break;
case 1920000:
openair0_cfg[0].samples_per_packet = 256;
openair0_cfg[0].tx_sample_advance = 40;
openair0_cfg[0].tx_scheduling_advance = 8*openair0_cfg[0].samples_per_packet;
openair0_cfg[0].samples_per_packet = 256;
break;
default:
printf("Error: unknown sampling rate %f\n",openair0_cfg[0].sample_rate);
exit(-1);
break;
}
openair0_cfg[0].tx_scheduling_advance = eth_params->tx_scheduling_advance*openair0_cfg[0].samples_per_packet;
}
device->openair0_cfg=&openair0_cfg[0];