Commit 27a1101a authored by nikaeinn's avatar nikaeinn

add support for RAN/radio resource slicing through flexran

parent 84b61f22
......@@ -145,6 +145,9 @@
/*!\brief minimum MAC data needed for transmitting 1 min RLC PDU size + 1 byte MAC subHeader */
#define MIN_MAC_HDR_RLC_SIZE (1 + MIN_RLC_PDU_SIZE)
/*!\brief maximum number of slices / groups */
#define MAX_NUM_SLICES 4
/*
* eNB part
*/
......
......@@ -21,7 +21,7 @@
/*! \file flexran_agent_mac_proto.h
* \brief MAC functions for FlexRAN agent
* \author Xenofon Foukas
* \author Xenofon Foukas and Navid Nikaein
* \date 2016
* \email: x.foukas@sms.ed.ac.uk
* \version 0.1
......@@ -36,6 +36,145 @@
#include "header.pb-c.h"
#include "flexran.pb-c.h"
/*
* slice specific scheduler
*/
typedef void (*slice_scheduler)(module_id_t mod_id,
int slice_id,
uint32_t frame,
uint32_t subframe,
int *mbsfn_flag,
Protocol__FlexranMessage **dl_info);
/*
* top level flexran scheduler used by the eNB scheduler
*/
void flexran_schedule_ue_spec_default(mid_t mod_id,
uint32_t frame,
uint32_t subframe,
int *mbsfn_flag,
Protocol__FlexranMessage **dl_info);
/*
* slice specific scheduler for embb
*/
void
flexran_schedule_ue_spec_embb(mid_t mod_id,
int slice_id,
uint32_t frame,
uint32_t subframe,
int *mbsfn_flag,
Protocol__FlexranMessage **dl_info);
/*
* slice specific scheduler for urllc
*/
void
flexran_schedule_ue_spec_urllc(mid_t mod_id,
int slice_id,
uint32_t frame,
uint32_t subframe,
int *mbsfn_flag,
Protocol__FlexranMessage **dl_info);
/*
* slice specific scheduler for mmtc
*/
void
flexran_schedule_ue_spec_mmtc(mid_t mod_id,
int slice_id,
uint32_t frame,
uint32_t subframe,
int *mbsfn_flag,
Protocol__FlexranMessage **dl_info);
/*
* slice specific scheduler for best effort traffic
*/
void
flexran_schedule_ue_spec_be(mid_t mod_id,
int slice_id,
uint32_t frame,
uint32_t subframe,
int *mbsfn_flag,
Protocol__FlexranMessage **dl_info);
/*
* common flexran scheduler function
*/
void
flexran_schedule_ue_spec_common(mid_t mod_id,
int slice_id,
uint32_t frame,
uint32_t subframe,
int *mbsfn_flag,
Protocol__FlexranMessage **dl_info);
uint16_t flexran_nb_rbs_allowed_slice(float rb_percentage,
int total_rbs);
int flexran_slice_member(int UE_id,
int slice_id);
int flexran_slice_maxmcs(int slice_id) ;
void _store_dlsch_buffer (module_id_t Mod_id,
int slice_id,
frame_t frameP,
sub_frame_t subframeP);
void _assign_rbs_required (module_id_t Mod_id,
int slice_id,
frame_t frameP,
sub_frame_t subframe,
uint16_t nb_rbs_required[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
uint16_t nb_rbs_allowed_slice[MAX_NUM_CCs][MAX_NUM_SLICES],
int min_rb_unit[MAX_NUM_CCs]);
int _maxround(module_id_t Mod_id,
uint16_t rnti,
int frame,
sub_frame_t subframe,
uint8_t ul_flag );
int _maxcqi(module_id_t Mod_id,
int32_t UE_id);
void _sort_UEs (module_id_t Mod_idP,
int frameP,
sub_frame_t subframeP);
void _dlsch_scheduler_pre_processor (module_id_t Mod_id,
int slice_id,
frame_t frameP,
sub_frame_t subframeP,
int N_RBG[MAX_NUM_CCs],
int *mbsfn_flag);
void _dlsch_scheduler_pre_processor_reset (int module_idP,
int UE_id,
uint8_t CC_id,
int frameP,
int subframeP,
int N_RBG,
uint16_t nb_rbs_required[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
uint16_t nb_rbs_required_remaining[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
uint16_t nb_rbs_allowed_slice[MAX_NUM_CCs][MAX_NUM_SLICES],
unsigned char rballoc_sub[MAX_NUM_CCs][N_RBG_MAX],
unsigned char MIMO_mode_indicator[MAX_NUM_CCs][N_RBG_MAX]);
void _dlsch_scheduler_pre_processor_allocate (module_id_t Mod_id,
int UE_id,
uint8_t CC_id,
int N_RBG,
int transmission_mode,
int min_rb_unit,
uint8_t N_RB_DL,
uint16_t nb_rbs_required[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
uint16_t nb_rbs_required_remaining[MAX_NUM_CCs][NUMBER_OF_UE_MAX],
unsigned char rballoc_sub[MAX_NUM_CCs][N_RBG_MAX],
unsigned char MIMO_mode_indicator[MAX_NUM_CCs][N_RBG_MAX]);
/*
* Default scheduler used by the eNB agent
*/
......
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