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stm32-sx1280: split code for reading received buffer depending on state

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This commit is contained in:
Matthias Ringwald 2020-09-22 22:24:19 +02:00
parent 6c52fbaad6
commit 6511f47bd4
1 changed files with 35 additions and 24 deletions
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59
chipset/sx128x/ll_sx1280.c
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@ -327,7 +327,7 @@ static struct {
// current outgoing packet
ll_pdu_t * tx_pdu;
// current incomoing packet
// current incoming packet
ll_pdu_t * rx_pdu;
// tx queue
@ -628,34 +628,45 @@ static void radio_on_tx_done(void ){
static void radio_on_rx_done(void ){
uint16_t packet_end_ticks = hal_timer_get_ticks();
ll_pdu_t * rx_packet;
bool tx_acked;
uint8_t sequence_number;
uint8_t next_expected_sequence_number;
// uint8_t more_data;
if (ll_state == LL_STATE_ADVERTISING){
// fetch reserved rx pdu
ll_pdu_t * rx_packet = ctx.rx_pdu;
btstack_assert(rx_packet != NULL);
ctx.rx_pdu = NULL;
// fetch reserved rx pdu
rx_packet = ctx.rx_pdu;
btstack_assert(rx_packet != NULL);
ctx.rx_pdu = NULL;
// no data packet
rx_packet->flags = 0;
uint16_t max_packet_len = 2 + LL_MAX_PAYLOAD;
// Read complete buffer
uint16_t max_packet_len;
if (ll_state == LL_STATE_CONNECTED){
// mark as data packet
rx_packet->flags |= LL_PDU_FLAG_DATA_PDU;
max_packet_len = 2 + 27;
} else {
rx_packet->flags = 0;
max_packet_len = 2 + LL_MAX_PAYLOAD;
}
SX1280HalReadBuffer( SX1280_RX0_OFFSET, &rx_packet->header, max_packet_len);
SX1280HalReadBuffer( SX1280_RX0_OFFSET, &rx_packet->header, max_packet_len);
// queue received packet
btstack_linked_queue_enqueue(&ctx.rx_queue, (btstack_linked_item_t *) rx_packet);
// queue received packet
btstack_linked_queue_enqueue(&ctx.rx_queue, (btstack_linked_item_t *) rx_packet);
} else if (ll_state == LL_STATE_CONNECTED){
bool tx_acked;
uint8_t sequence_number;
uint8_t next_expected_sequence_number;
// uint8_t more_data;
// fetch reserved rx pdu
ll_pdu_t * rx_packet = ctx.rx_pdu;
btstack_assert(rx_packet != NULL);
ctx.rx_pdu = NULL;
// mark as data packet
rx_packet->flags |= LL_PDU_FLAG_DATA_PDU;
uint16_t max_packet_len = 2 + 27;
SX1280HalReadBuffer( SX1280_RX0_OFFSET, &rx_packet->header, max_packet_len);
// queue received packet
btstack_linked_queue_enqueue(&ctx.rx_queue, (btstack_linked_item_t *) rx_packet);
if (ll_state == LL_STATE_CONNECTED){
// parse header
next_expected_sequence_number = (rx_packet->header >> 2) & 1;
sequence_number = (rx_packet->header >> 3) & 1;