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Fixed frame-subframe numbering bug

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This commit is contained in:
Xenofon Foukas
2016-01-19 14:51:20 +00:00
parent 1f52063065
commit 78bc736c19
2 changed files with 25 additions and 10 deletions
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openair2/ENB_APP/enb_agent_common.c
+17 -8
View File
@@ -292,13 +292,18 @@ int get_current_time_ms (mid_t mod_id, int subframe_flag){
} }
int get_current_frame (mid_t mod_id) { unsigned int get_current_frame (mid_t mod_id) {
#warning "SFN will not be in [0-1023] when oaisim is used"
return ((eNB_MAC_INST *)enb[mod_id])->frame; return ((eNB_MAC_INST *)enb[mod_id])->frame;
} }
int get_current_subframe (mid_t mod_id) { unsigned int get_current_system_frame_num(mid_t mod_id) {
return (get_current_frame(mod_id) %1024);
}
unsigned int get_current_subframe (mid_t mod_id) {
return ((eNB_MAC_INST *)enb[mod_id])->subframe; return ((eNB_MAC_INST *)enb[mod_id])->subframe;
@@ -306,12 +311,16 @@ int get_current_subframe (mid_t mod_id) {
uint16_t get_sfn_sf (mid_t mod_id) { uint16_t get_sfn_sf (mid_t mod_id) {
uint16_t frame, subframe; frame_t frame;
uint16_t sfn_sf; sub_frame_t subframe;
uint16_t sfn_sf, frame_mask, sf_mask;
frame = (frame_t) get_current_system_frame_num(mod_id);
subframe = (sub_frame_t) get_current_subframe(mod_id);
frame_mask = ((1<<12) - 1);
sf_mask = ((1<<4) -1);
sfn_sf = (subframe & sf_mask) | ((frame & frame_mask) << 4);
frame = (uint16_t) get_current_frame(mod_id);
subframe = (uint16_t) get_current_subframe(mod_id);
sfn_sf = (subframe << 12) | frame;
return sfn_sf; return sfn_sf;
} }
openair2/ENB_APP/enb_agent_common.h
+8 -2
View File
@@ -109,9 +109,15 @@ void set_enb_vars(mid_t mod_id, ran_name_t ran);
int get_current_time_ms (mid_t mod_id, int subframe_flag); int get_current_time_ms (mid_t mod_id, int subframe_flag);
int get_current_frame(mid_t mod_id); /*Return the current frame number
*Could be using implementation specific numbering of frames
*/
unsigned int get_current_frame(mid_t mod_id);
int get_current_subframe(mid_t mod_id); /*Return the current SFN (0-1023)*/
unsigned int get_current_system_frame_num(mid_t mod_id);
unsigned int get_current_subframe(mid_t mod_id);
/*Return the frame and subframe number in compact 16-bit format. /*Return the frame and subframe number in compact 16-bit format.
Bits 0-3 subframe, rest for frame. Required by progRAN protocol*/ Bits 0-3 subframe, rest for frame. Required by progRAN protocol*/