mirror of https://github.com/pvnis/srsRAN_4G.git
PUSCH working w and w/o UCI (HARQ, RI and CQI)
ismagom
10 years ago
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a47461a6f5
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/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2014 The libLTE Developers. See the
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* COPYRIGHT file at the top-level directory of this distribution.
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*
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* \section LICENSE
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*
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* This file is part of the libLTE library.
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*
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* libLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* libLTE 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 Lesser General Public License for more details.
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*
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* A copy of the GNU Lesser General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef CQI_
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#define CQI_
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#include <stdint.h>
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#include "liblte/config.h"
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#include "liblte/phy/common/phy_common.h"
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/**
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* CQI message generation according to 36.212 Sections 5.2.2.6 and 5.2.3.3
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*
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*/
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/* Table 5.2.2.6.2-1: Fields for channel quality information feedback for higher layer configured subband
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CQI reports
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(transmission mode 1, transmission mode 2, transmission mode 3, transmission mode 7 and
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transmission mode 8 configured without PMI/RI reporting). */
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typedef struct LIBLTE_API {
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uint8_t wideband_cqi; // 4-bit width
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uint32_t subband_diff_cqi; // 2N-bit width
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} cqi_hl_subband_t;
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/* Table 5.2.2.6.3-1: Fields for channel quality information feedback for UE selected subband CQI
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reports
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(transmission mode 1, transmission mode 2, transmission mode 3, transmission mode 7 and
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transmission mode 8 configured without PMI/RI reporting). */
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typedef struct LIBLTE_API {
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uint8_t wideband_cqi; // 4-bit width
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uint8_t subband_diff_cqi; // 2-bit width
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uint32_t position_subband; // L-bit width
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} cqi_ue_subband_t;
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LIBLTE_API void cqi_hl_subband_pack(cqi_hl_subband_t *msg,
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uint32_t N,
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uint8_t *buff,
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uint32_t buff_len);
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LIBLTE_API void cqi_ue_subband_pack(cqi_hl_subband_t *msg,
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uint32_t L,
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uint8_t *buff,
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uint32_t buff_len);
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#endif // CQI_
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@ -0,0 +1,57 @@
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/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2014 The libLTE Developers. See the
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* COPYRIGHT file at the top-level directory of this distribution.
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*
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* \section LICENSE
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*
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* This file is part of the libLTE library.
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*
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* libLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* libLTE 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 Lesser General Public License for more details.
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*
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* A copy of the GNU Lesser General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <strings.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <assert.h>
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#include <math.h>
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#include "liblte/phy/phch/cqi.h"
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#include "liblte/phy/common/phy_common.h"
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#include "liblte/phy/utils/bit.h"
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#include "liblte/phy/utils/vector.h"
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#include "liblte/phy/utils/debug.h"
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void cqi_hl_subband_pack(cqi_hl_subband_t *msg, uint32_t N, uint8_t *buff, uint32_t buff_len)
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{
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uint8_t *body_ptr = buff;
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bit_pack(msg->wideband_cqi, &body_ptr, 4);
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bit_pack(msg->subband_diff_cqi, &body_ptr, 2*N);
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}
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void cqi_ue_subband_pack(cqi_ue_subband_t *msg, uint32_t L, uint8_t *buff, uint32_t buff_len)
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{
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uint8_t *body_ptr = buff;
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bit_pack(msg->wideband_cqi, &body_ptr, 4);
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bit_pack(msg->subband_diff_cqi, &body_ptr, 2);
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bit_pack(msg->subband_diff_cqi, &body_ptr, L);
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}
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