espressif/openthread
1
0
Fork 0
mirror of https://github.com/espressif/openthread.git synced 2026-07-27 06:17:47 +00:00
Code Issues Packages Projects Releases Wiki Activity

[samr21] Pass ack frame to otPlatRadioTxDone (#3491)

Browse Source 
SAMR21 RF doesn't provide ACK frame payload. Create it manually and pass to
otPlatRadioTxDone.

Signed-off-by: Oleksandr Grytsov <[email protected]>
This commit is contained in:
Oleksandr Grytsov
2019-02-04 18:24:37 -08:00
committed by Jonathan Hui
parent cf7b57a5cf
commit 513b0f8b8d
1 changed files with 60 additions and 27 deletions
Download Patch File Download Diff File Expand all files Collapse all files
examples/platforms/samr21/radio.c
+60 -27
View File
@@ -46,8 +46,12 @@
enum
{
IEEE802154_ACK_LENGTH = 5,
IEEE802154_FCS_SIZE = 2
IEEE802154_FRAME_TYPE_ACK = 0x2,
IEEE802154_DSN_OFFSET = 2,
IEEE802154_FRAME_PENDING = 1 << 4,
IEEE802154_ACK_REQUEST = 1 << 5,
IEEE802154_ACK_LENGTH = 5,
IEEE802154_FCS_SIZE = 2
};
enum
@@ -64,7 +68,7 @@ static bool sSleep = false;
static bool sRxEnable = false;
static bool sTxDone = false;
static bool sRxDone = false;
static otError sTxStatus = OT_ERROR_NONE;
static uint8_t sTxStatus = PHY_STATUS_SUCCESS;
static int8_t sPower = OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER;
static otRadioState sState = OT_RADIO_STATE_DISABLED;
static bool sPromiscuous = false;
@@ -244,22 +248,69 @@ static void handleRx(void)
static void handleTx(void)
{
otError otStatus;
otRadioFrame ackFrame;
uint8_t psdu[IEEE802154_ACK_LENGTH];
if (sTxDone)
{
sTxDone = false;
sState = OT_RADIO_STATE_RECEIVE;
// SAMR21 RF doesn't provide ACK frame, generate it manually
ackFrame.mPsdu = psdu;
ackFrame.mLength = IEEE802154_ACK_LENGTH;
ackFrame.mPsdu[0] = IEEE802154_FRAME_TYPE_ACK;
ackFrame.mPsdu[1] = 0;
ackFrame.mPsdu[2] = sTransmitFrame.mPsdu[IEEE802154_DSN_OFFSET];
switch (sTxStatus)
{
// This is WA to handle pending bit in ACK.
// SAMR21 phy driver doesn't provide pending status and returns
// PHY_STATUS_ERROR. This status is returned also RF transaction not yet
// finished. This situation should not happens. Currently PHY_STATUS_ERROR
// is only way to detect pending bit.
case PHY_STATUS_ERROR:
ackFrame.mPsdu[0] |= IEEE802154_FRAME_PENDING;
// fall through
case PHY_STATUS_SUCCESS:
otStatus = OT_ERROR_NONE;
break;
case PHY_STATUS_CHANNEL_ACCESS_FAILURE:
otStatus = OT_ERROR_CHANNEL_ACCESS_FAILURE;
break;
case PHY_STATUS_NO_ACK:
otStatus = OT_ERROR_NO_ACK;
break;
default:
otStatus = OT_ERROR_ABORT;
break;
}
sState = OT_RADIO_STATE_RECEIVE;
#if OPENTHREAD_ENABLE_DIAG
if (otPlatDiagModeGet())
{
otPlatDiagRadioTransmitDone(sInstance, &sTransmitFrame, sTxStatus);
otPlatDiagRadioTransmitDone(sInstance, &sTransmitFrame, otStatus);
}
else
#endif
{
otLogDebgPlat("Radio transmit done, status: %d", sTxStatus);
otLogDebgPlat("Radio transmit done, status: %d", otStatus);
otPlatRadioTxDone(sInstance, &sTransmitFrame, NULL, sTxStatus);
otRadioFrame *ackFramePtr = &ackFrame;
if (((sTransmitFrame.mPsdu[0] & IEEE802154_ACK_REQUEST) == 0) || (otStatus != OT_ERROR_NONE))
{
ackFramePtr = NULL;
}
otPlatRadioTxDone(sInstance, &sTransmitFrame, ackFramePtr, otStatus);
}
}
}
@@ -279,26 +330,8 @@ void PHY_DataInd(PHY_DataInd_t *ind)
void PHY_DataConf(uint8_t status)
{
switch (status)
{
case PHY_STATUS_SUCCESS:
sTxStatus = OT_ERROR_NONE;
break;
case PHY_STATUS_CHANNEL_ACCESS_FAILURE:
sTxStatus = OT_ERROR_CHANNEL_ACCESS_FAILURE;
break;
case PHY_STATUS_NO_ACK:
sTxStatus = OT_ERROR_NO_ACK;
break;
default:
sTxStatus = OT_ERROR_ABORT;
break;
}
sTxDone = true;
sTxStatus = status;
sTxDone = true;
}
/*******************************************************************************