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Support the radio features required for TSCH

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This commit is contained in:
Yasuyuki Tanaka 2016-09-06 15:14:10 +02:00
parent 830753f360
commit 671b1cd9b8
1 changed files with 103 additions and 6 deletions
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101
platform/cooja/dev/cooja-radio.c
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@ -64,8 +64,37 @@ int simLQI = 105;
static const void *pending_data;
PROCESS(cooja_radio_process, "cooja radio process");
/* If we are in the polling mode, poll_mode is 1; otherwise 0 */
static int poll_mode = 0; /* default 0, disabled */
static int auto_ack = 0; /* AUTO_ACK is not supported; always 0 */
static int addr_filter = 0; /* ADDRESS_FILTER is not supported; always 0 */
static int send_on_cca = (COOJA_TRANSMIT_ON_CCA != 0);
PROCESS(cooja_radio_process, "cooja radio process");
/*---------------------------------------------------------------------------*/
static void
set_send_on_cca(uint8_t enable)
{
send_on_cca = enable;
}
/*---------------------------------------------------------------------------*/
static void
set_frame_filtering(int enable)
{
addr_filter = enable;
}
/*---------------------------------------------------------------------------*/
static void
set_auto_ack(int enable)
{
auto_ack = enable;
}
/*---------------------------------------------------------------------------*/
static void
set_poll_mode(int enable)
{
poll_mode = enable;
}
/*---------------------------------------------------------------------------*/
void
radio_set_channel(int channel)
@ -150,8 +179,10 @@ radio_read(void *buf, unsigned short bufsize)
memcpy(buf, simInDataBuffer, simInSize);
simInSize = 0;
if(!poll_mode) {
packetbuf_set_attr(PACKETBUF_ATTR_RSSI, simSignalStrength);
packetbuf_set_attr(PACKETBUF_ATTR_LINK_QUALITY, simLQI);
}
return tmp;
}
@ -196,7 +227,7 @@ radio_send(const void *payload, unsigned short payload_len)
/* Transmit on CCA */
#if COOJA_TRANSMIT_ON_CCA
if(!channel_clear()) {
if(send_on_cca && !channel_clear()) {
return RADIO_TX_COLLISION;
}
#endif /* COOJA_TRANSMIT_ON_CCA */
@ -251,6 +282,9 @@ PROCESS_THREAD(cooja_radio_process, ev, data)
while(1) {
PROCESS_YIELD_UNTIL(ev == PROCESS_EVENT_POLL);
if(poll_mode) {
continue;
}
packetbuf_clear();
len = radio_read(packetbuf_dataptr(), PACKETBUF_SIZE);
@ -273,14 +307,76 @@ init(void)
static radio_result_t
get_value(radio_param_t param, radio_value_t *value)
{
switch(param) {
case RADIO_PARAM_RX_MODE:
*value = 0;
if(addr_filter) {
*value |= RADIO_RX_MODE_ADDRESS_FILTER;
}
if(auto_ack) {
*value |= RADIO_RX_MODE_AUTOACK;
}
if(poll_mode) {
*value |= RADIO_RX_MODE_POLL_MODE;
}
return RADIO_RESULT_OK;
case RADIO_PARAM_TX_MODE:
*value = 0;
if(send_on_cca) {
*value |= RADIO_TX_MODE_SEND_ON_CCA;
}
return RADIO_RESULT_OK;
case RADIO_PARAM_LAST_RSSI:
*value = simSignalStrength;
return RADIO_RESULT_OK;
case RADIO_PARAM_LAST_LINK_QUALITY:
*value = simLQI;
return RADIO_RESULT_OK;
default:
return RADIO_RESULT_NOT_SUPPORTED;
}
}
/*---------------------------------------------------------------------------*/
static radio_result_t
set_value(radio_param_t param, radio_value_t value)
{
switch(param) {
case RADIO_PARAM_RX_MODE:
if(value & ~(RADIO_RX_MODE_ADDRESS_FILTER |
RADIO_RX_MODE_AUTOACK | RADIO_RX_MODE_POLL_MODE)) {
return RADIO_RESULT_INVALID_VALUE;
}
/* Only disabling is acceptable for RADIO_RX_MODE_ADDRESS_FILTER */
if ((value & RADIO_RX_MODE_ADDRESS_FILTER) != 0) {
return RADIO_RESULT_NOT_SUPPORTED;
}
set_frame_filtering((value & RADIO_RX_MODE_ADDRESS_FILTER) != 0);
/* Only disabling is acceptable for RADIO_RX_MODE_AUTOACK */
if ((value & RADIO_RX_MODE_ADDRESS_FILTER) != 0) {
return RADIO_RESULT_NOT_SUPPORTED;
}
set_auto_ack((value & RADIO_RX_MODE_AUTOACK) != 0);
set_poll_mode((value & RADIO_RX_MODE_POLL_MODE) != 0);
return RADIO_RESULT_OK;
case RADIO_PARAM_TX_MODE:
if(value & ~(RADIO_TX_MODE_SEND_ON_CCA)) {
return RADIO_RESULT_INVALID_VALUE;
}
set_send_on_cca((value & RADIO_TX_MODE_SEND_ON_CCA) != 0);
return RADIO_RESULT_OK;
case RADIO_PARAM_CHANNEL:
if(value < 11 || value > 26) {
return RADIO_RESULT_INVALID_VALUE;
}
radio_set_channel(value);
return RADIO_RESULT_OK;
default:
return RADIO_RESULT_NOT_SUPPORTED;
}
}
/*---------------------------------------------------------------------------*/
static radio_result_t
get_object(radio_param_t param, void *dest, size_t size)
@ -292,6 +388,7 @@ get_object(radio_param_t param, void *dest, size_t size)
*(rtimer_clock_t *)dest = (rtimer_clock_t)simLastPacketTimestamp;
return RADIO_RESULT_OK;
}
return RADIO_RESULT_NOT_SUPPORTED;
}
/*---------------------------------------------------------------------------*/
static radio_result_t