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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file l1_helper.c
* \brief phy helper function
* \author Navid Nikaein, Raymond Knopp
* \date 2012 - 2014
* \version 1.0
* \email navid.nikaein@eurecom.fr
* @ingroup _mac
*/
#include "mac.h"
#include "mac_extern.h"
#include "common/utils/LOG/log.h"
#include "mac_proto.h"
int8_t get_Po_NOMINAL_PUSCH(module_id_t module_idP, uint8_t CC_id)
{
RACH_ConfigCommon_t *rach_ConfigCommon = NULL;
AssertFatal(CC_id == 0,
"Transmission on secondary CCs is not supported yet\n");
AssertFatal(UE_mac_inst[module_idP].radioResourceConfigCommon != NULL,
"[UE %d] CCid %d FATAL radioResourceConfigCommon is NULL !!!\n",
module_idP, CC_id);
rach_ConfigCommon =
&UE_mac_inst[module_idP].radioResourceConfigCommon->
rach_ConfigCommon;
return (-120 +
(rach_ConfigCommon->
powerRampingParameters.preambleInitialReceivedTargetPower <<
1) + get_DELTA_PREAMBLE(module_idP, CC_id));
}
int8_t get_DELTA_PREAMBLE(module_id_t module_idP, int CC_id)
{
AssertFatal(CC_id == 0,
"Transmission on secondary CCs is not supported yet\n");
uint8_t prachConfigIndex =
UE_mac_inst[module_idP].radioResourceConfigCommon->
prach_Config.prach_ConfigInfo.prach_ConfigIndex;
uint8_t preambleformat;
if (UE_mac_inst[module_idP].tdd_Config) { // TDD
if (prachConfigIndex < 20) {
preambleformat = 0;
} else if (prachConfigIndex < 30) {
preambleformat = 1;
} else if (prachConfigIndex < 40) {
preambleformat = 2;
} else if (prachConfigIndex < 48) {
preambleformat = 3;
} else {
preambleformat = 4;
}
} else { // FDD
preambleformat = prachConfigIndex >> 2;
}
switch (preambleformat) {
case 0:
case 1:
return (0);
case 2:
case 3:
return (-3);
case 4:
return (8);
default:
AssertFatal(1 == 0,
"[UE %d] ue_procedures.c: FATAL, Illegal preambleformat %d, prachConfigIndex %d\n",
module_idP, preambleformat, prachConfigIndex);
}
}
int8_t get_deltaP_rampup(module_id_t module_idP, uint8_t CC_id)
{
AssertFatal(CC_id == 0,
"Transmission on secondary CCs is not supported yet\n");
LOG_D(MAC, "[PUSCH]%d dB\n",
UE_mac_inst[module_idP].RA_PREAMBLE_TRANSMISSION_COUNTER << 1);
return ((int8_t)
(UE_mac_inst[module_idP].
RA_PREAMBLE_TRANSMISSION_COUNTER << 1));
}