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Allow half-duplex DMR for use with hotspot hardware.

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This commit is contained in:
Jonathan Naylor 2016-02-15 18:01:21 +00:00
parent a4dc96133a
commit 656be113f5
5 changed files with 67 additions and 43 deletions
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4
DMRControl.cpp
View file

@ -18,7 +18,7 @@
#include <cassert>
CDMRControl::CDMRControl(unsigned int id, unsigned int colorCode, unsigned int timeout, CModem* modem, CHomebrewDMRIPSC* network, IDisplay* display) :
CDMRControl::CDMRControl(unsigned int id, unsigned int colorCode, unsigned int timeout, CModem* modem, CHomebrewDMRIPSC* network, IDisplay* display, bool duplex) :
m_id(id),
m_colorCode(colorCode),
m_modem(modem),
@ -29,7 +29,7 @@ m_slot2(2U, timeout)
assert(modem != NULL);
assert(display != NULL);
CDMRSlot::init(colorCode, modem, network, display);
CDMRSlot::init(colorCode, modem, network, display, duplex);
}
CDMRControl::~CDMRControl()

2
DMRControl.h
View file

@ -28,7 +28,7 @@
class CDMRControl {
public:
CDMRControl(unsigned int id, unsigned int colorCode, unsigned int timeout, CModem* modem, CHomebrewDMRIPSC* network, IDisplay* display);
CDMRControl(unsigned int id, unsigned int colorCode, unsigned int timeout, CModem* modem, CHomebrewDMRIPSC* network, IDisplay* display, bool duplex);
~CDMRControl();
bool processWakeup(const unsigned char* data);

47
DMRSlot.cpp
View file

@ -29,6 +29,7 @@ unsigned int CDMRSlot::m_colorCode = 0U;
CModem* CDMRSlot::m_modem = NULL;
CHomebrewDMRIPSC* CDMRSlot::m_network = NULL;
IDisplay* CDMRSlot::m_display = NULL;
bool CDMRSlot::m_duplex = true;
unsigned char* CDMRSlot::m_idle = NULL;
@ -132,11 +133,14 @@ void CDMRSlot::writeModem(unsigned char *data)
m_bits = 1U;
m_errs = 0U;
for (unsigned i = 0U; i < 3U; i++) {
writeNetwork(data, DT_VOICE_LC_HEADER);
if (m_duplex) {
for (unsigned i = 0U; i < 3U; i++)
writeQueue(data);
}
for (unsigned i = 0U; i < 3U; i++)
writeNetwork(data, DT_VOICE_LC_HEADER);
m_state = RS_RELAYING_RF_AUDIO;
setShortLC(m_slotNo, m_lc->getDstId(), m_lc->getFLCO(), true);
@ -160,8 +164,10 @@ void CDMRSlot::writeModem(unsigned char *data)
m_n = 0U;
writeNetwork(data, DT_VOICE_PI_HEADER);
if (m_duplex)
writeQueue(data);
writeNetwork(data, DT_VOICE_PI_HEADER);
} else if (dataType == DT_TERMINATOR_WITH_LC) {
if (m_state != RS_RELAYING_RF_AUDIO)
return;
@ -180,8 +186,10 @@ void CDMRSlot::writeModem(unsigned char *data)
writeNetwork(data, DT_TERMINATOR_WITH_LC);
// 480ms of terminator to space things out
if (m_duplex) {
for (unsigned int i = 0U; i < 8U; i++)
writeQueue(data);
}
if (m_bits == 0U) m_bits = 1U;
LogMessage("DMR Slot %u, received RF end of voice transmission, %.1f seconds, BER: %.1f%%", m_slotNo, float(m_frames) / 16.667F, float(m_errs * 100U) / float(m_bits));
@ -220,11 +228,14 @@ void CDMRSlot::writeModem(unsigned char *data)
m_seqNo = 0U;
m_n = 0U;
for (unsigned i = 0U; i < 3U; i++) {
writeNetwork(data, DT_DATA_HEADER);
if (m_duplex) {
for (unsigned i = 0U; i < 3U; i++)
writeQueue(data);
}
for (unsigned i = 0U; i < 3U; i++)
writeNetwork(data, DT_DATA_HEADER);
m_state = RS_RELAYING_RF_DATA;
setShortLC(m_slotNo, m_lc->getDstId(), gi ? FLCO_GROUP : FLCO_USER_USER, false);
@ -260,9 +271,11 @@ void CDMRSlot::writeModem(unsigned char *data)
m_seqNo = 0U;
writeNetwork(data, DT_CSBK, FLCO_USER_USER, csbk.getSrcId(), csbk.getDstId());
if (m_duplex)
writeQueue(data);
writeNetwork(data, DT_CSBK, FLCO_USER_USER, csbk.getSrcId(), csbk.getDstId());
LogMessage("DMR Slot %u, received RF CSBK from %u to %u", m_slotNo, csbk.getSrcId(), csbk.getDstId());
}
break;
@ -287,9 +300,11 @@ void CDMRSlot::writeModem(unsigned char *data)
data[0U] = m_frames == 0U ? TAG_EOT : TAG_DATA;
data[1U] = 0x00U;
writeNetwork(data, dataType);
if (m_duplex)
writeQueue(data);
writeNetwork(data, dataType);
if (m_frames == 0U) {
LogMessage("DMR Slot %u, ended RF data transmission", m_slotNo);
writeEndOfTransmission();
@ -314,7 +329,9 @@ void CDMRSlot::writeModem(unsigned char *data)
m_n = 0U;
if (m_duplex)
writeQueue(data);
writeNetwork(data, DT_VOICE_SYNC);
} else if (m_state == RS_LISTENING) {
m_state = RS_LATE_ENTRY;
@ -338,7 +355,9 @@ void CDMRSlot::writeModem(unsigned char *data)
m_n++;
if (m_duplex)
writeQueue(data);
writeNetwork(data, DT_VOICE);
} else if (m_state == RS_LATE_ENTRY) {
// If we haven't received an LC yet, then be strict on the color code
@ -374,11 +393,14 @@ void CDMRSlot::writeModem(unsigned char *data)
m_bits = 1U;
m_errs = 0U;
for (unsigned int i = 0U; i < 3U; i++) {
writeNetwork(start, DT_VOICE_LC_HEADER);
if (m_duplex) {
for (unsigned int i = 0U; i < 3U; i++)
writeQueue(start);
}
for (unsigned int i = 0U; i < 3U; i++)
writeNetwork(start, DT_VOICE_LC_HEADER);
// Regenerate the EMB
emb.getData(data + 2U);
@ -393,7 +415,9 @@ void CDMRSlot::writeModem(unsigned char *data)
m_n++;
if (m_duplex)
writeQueue(data);
writeNetwork(data, DT_VOICE);
m_state = RS_RELAYING_RF_AUDIO;
@ -440,6 +464,7 @@ void CDMRSlot::writeEndOfTransmission(bool writeEnd)
m_bits = 0U;
if (writeEnd) {
if (m_state == RS_RELAYING_NETWORK_AUDIO || (m_state == RS_RELAYING_RF_AUDIO && m_duplex)) {
// Create a dummy start end frame
unsigned char data[DMR_FRAME_LENGTH_BYTES + 2U];
@ -461,6 +486,7 @@ void CDMRSlot::writeEndOfTransmission(bool writeEnd)
for (unsigned int i = 0U; i < 8U; i++)
writeQueue(data);
}
}
delete m_lc;
m_lc = NULL;
@ -904,7 +930,7 @@ void CDMRSlot::writeNetwork(const unsigned char* data, unsigned char dataType)
writeNetwork(data, dataType, m_lc->getFLCO(), m_lc->getSrcId(), m_lc->getDstId());
}
void CDMRSlot::init(unsigned int colorCode, CModem* modem, CHomebrewDMRIPSC* network, IDisplay* display)
void CDMRSlot::init(unsigned int colorCode, CModem* modem, CHomebrewDMRIPSC* network, IDisplay* display, bool duplex)
{
assert(modem != NULL);
assert(display != NULL);
@ -913,6 +939,7 @@ void CDMRSlot::init(unsigned int colorCode, CModem* modem, CHomebrewDMRIPSC* net
m_modem = modem;
m_network = network;
m_display = display;
m_duplex = duplex;
m_idle = new unsigned char[DMR_FRAME_LENGTH_BYTES + 2U];

3
DMRSlot.h
View file

@ -46,7 +46,7 @@ public:
void clock(unsigned int ms);
static void init(unsigned int colorCode, CModem* modem, CHomebrewDMRIPSC* network, IDisplay* display);
static void init(unsigned int colorCode, CModem* modem, CHomebrewDMRIPSC* network, IDisplay* display, bool duplex);
private:
unsigned int m_slotNo;
@ -73,6 +73,7 @@ private:
static CModem* m_modem;
static CHomebrewDMRIPSC* m_network;
static IDisplay* m_display;
static bool m_duplex;
static unsigned char* m_idle;

8
MMDVMHost.cpp
View file

@ -156,13 +156,14 @@ int CMMDVMHost::run()
unsigned int id = m_conf.getDMRId();
unsigned int colorCode = m_conf.getDMRColorCode();
unsigned int timeout = m_conf.getTimeout();
bool duplex = m_conf.getDuplex();
LogInfo("DMR Parameters");
LogInfo(" Id: %u", id);
LogInfo(" Color Code: %u", colorCode);
LogInfo(" Timeout: %us", timeout);
dmr = new CDMRControl(id, colorCode, timeout, m_modem, m_dmrNetwork, m_display);
dmr = new CDMRControl(id, colorCode, timeout, m_modem, m_dmrNetwork, m_display, duplex);
}
CYSFEcho* ysf = NULL;
@ -490,11 +491,6 @@ void CMMDVMHost::readParams()
m_dstarEnabled = m_conf.getDStarEnabled();
m_dmrEnabled = m_conf.getDMREnabled();
m_ysfEnabled = m_conf.getFusionEnabled();
if (!m_conf.getDuplex() && m_dmrEnabled) {
LogWarning("DMR operation disabled because system is not duplex");
m_dmrEnabled = false;
}
}
void CMMDVMHost::createDisplay()