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Radio API: document TSCH-related radio constants

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This commit is contained in:
Simon Duquennoy 2019-02-24 16:05:21 +01:00
parent 6debe1b21b
commit 36d9d4a846
4 changed files with 18 additions and 0 deletions
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1
arch/cpu/cc2538/dev/cc2538-rf.c
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@ -1031,6 +1031,7 @@ get_object(radio_param_t param, void *dest, size_t size)
if(size != sizeof(uint16_t *) || !dest) { if(size != sizeof(uint16_t *) || !dest) {
return RADIO_RESULT_INVALID_VALUE; return RADIO_RESULT_INVALID_VALUE;
} }
/* Assigned value: a pointer to the TSCH timing in usec */
*(const uint16_t **)dest = tsch_timeslot_timing_us_10000; *(const uint16_t **)dest = tsch_timeslot_timing_us_10000;
return RADIO_RESULT_OK; return RADIO_RESULT_OK;
} }

1
arch/dev/cc1200/cc1200.c
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@ -1449,6 +1449,7 @@ get_object(radio_param_t param, void *dest, size_t size)
if(size != sizeof(uint16_t *) || !dest) { if(size != sizeof(uint16_t *) || !dest) {
return RADIO_RESULT_INVALID_VALUE; return RADIO_RESULT_INVALID_VALUE;
} }
/* Assigned value: a pointer to the TSCH timing in usec */
*(const uint16_t **)dest = CC1200_RF_CFG.tsch_timing; *(const uint16_t **)dest = CC1200_RF_CFG.tsch_timing;
return RADIO_RESULT_OK; return RADIO_RESULT_OK;
} }

1
arch/platform/zoul/platform.c
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@ -295,6 +295,7 @@ radio_delay_before_detect(void) {
uint16_t * uint16_t *
radio_tsch_timeslot_timing(void) { radio_tsch_timeslot_timing(void) {
uint16_t *ret; uint16_t *ret;
/* Get and return pointer to TSCH timings in usec */
NETSTACK_RADIO.get_object(RADIO_CONST_TSCH_TIMING, &ret, sizeof(ret)); NETSTACK_RADIO.get_object(RADIO_CONST_TSCH_TIMING, &ret, sizeof(ret));
return ret; return ret;
} }

15
os/dev/radio.h
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@ -185,11 +185,26 @@ enum {
/* The maximum transmission power in dBm. */ /* The maximum transmission power in dBm. */
RADIO_CONST_TXPOWER_MAX, RADIO_CONST_TXPOWER_MAX,
/* A pointer to TSCH timings in micro-seconds (tsch_timeslot_timing_usec *) */
RADIO_CONST_TSCH_TIMING, RADIO_CONST_TSCH_TIMING,
/* The physical layer header+footer overhead in bytes, after SFD.
* On IEEE 802.15.4 at 2.4 GHz: 1 byte for len + 2 for CRC => 3 */
RADIO_CONST_PHY_OVERHEAD, RADIO_CONST_PHY_OVERHEAD,
/* The air time of one byte in usec, e.g. 32 for IEEE 802.15.4 at 2.4 GHz */
RADIO_CONST_BYTE_AIR_TIME, RADIO_CONST_BYTE_AIR_TIME,
/* The delay in usec between a call to the radio API's transmit function and
* the end of SFD transmission */
RADIO_CONST_DELAY_BEFORE_TX, RADIO_CONST_DELAY_BEFORE_TX,
/* The delay in usec between turning on the radio and it being actually
* listening (able to hear a preamble) */
RADIO_CONST_DELAY_BEFORE_RX, RADIO_CONST_DELAY_BEFORE_RX,
/* The delay in usec between the end of SFD reception for an incoming frame
* and the radio API starting to return receiving_packet() != 0 */
RADIO_CONST_DELAY_BEFORE_DETECT, RADIO_CONST_DELAY_BEFORE_DETECT,
}; };