integration, compiles now.
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@@ -68,8 +68,8 @@ int num_devices=0;
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/*These items configure the underlying asynch stream used by the the sync interface.
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*/
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#define BUFFERSIZE 65536
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#define BUFFERSCOUNT 16 // must be a power of 2
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#define BUFFERSIZE 4096
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#define BUFFERSCOUNT 32
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typedef struct
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{
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@@ -82,10 +82,11 @@ typedef struct
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LMS7002M lmsControl;
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LMS_StreamBoard *lmsStream;
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uint8_t buffers_rx[BUFFERSIZE*BUFFERSCOUNT];
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char buffers_rx[BUFFERSIZE*BUFFERSCOUNT];
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int handles[BUFFERSCOUNT];
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int last_handle;
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int current_handle;
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int samples_left_buffer;
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int last_transfer;
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double sample_rate;
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// time offset between transmiter timestamp and receiver timestamp;
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@@ -108,7 +109,7 @@ typedef struct
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typedef struct {
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uint8_t reserved[8];
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uint64_t counter;
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uint8_t data[4080];
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char data[4080];
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} StreamPacket_t;
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sodera_t sodera_state;
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@@ -149,7 +150,6 @@ static int trx_sodera_start(openair0_device *device)
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{
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sodera_t *s = (sodera_t*)device->priv;
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const int buffersCountMask = buffersCount-1;
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// init recv and send streaming
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@@ -157,34 +157,35 @@ static int trx_sodera_start(openair0_device *device)
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s->tx_count = 0;
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s->rx_timestamp = 0;
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s->current_handle = 0;
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s->last_transfer = 0;
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// switch off RX
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uint16_t regVal = SPI_read(s->Port,0x0005);
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SPI_write(s->port,0x0005,regVal & ~0x6);
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uint16_t regVal = SPI_read(&s->Port,0x0005);
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SPI_write(&s->Port,0x0005,regVal & ~0x6);
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if (s->channelscount==2) {
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SPI_write(s->Port,0x0001,0x0003);
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SPI_write(s->Port,0x0007,0x000A);
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SPI_write(&s->Port,0x0001,0x0003);
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SPI_write(&s->Port,0x0007,0x000A);
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}
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else {
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SPI_write(s->Port,0x0001,0x0001);
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SPI_write(s->Port,0x0007,0x0008);
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SPI_write(&s->Port,0x0001,0x0001);
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SPI_write(&s->Port,0x0007,0x0008);
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}
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// USB FIFO reset
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LMScomms::GenericPacket ctrPkt;
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ctrPkt.cmd = CMD_USR_FIFO_RST;
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ctrPkt.cmd = CMD_USB_FIFO_RST;
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ctrPkt.outBuffer.push_back(0x01);
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s->Port.TransferPacket(ctrPkt);
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ctrPkt.outBuffer[0]=0x00;
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s->Port.TransferPacket(ctrPkt);
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uint16_t regVal = SPI_read(s->Port,0x0005);
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regVal = SPI_read(&s->Port,0x0005);
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// provide timestamp, set streamTXEN, set TX/RX enable
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SPI_write(s->port,0x0005,(regVal & ~0x20) | 0x6);
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SPI_write(&s->Port,0x0005,(regVal & ~0x20) | 0x6);
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for (int i=0; i< BUFFERSCOUNT ; i++)
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s->handles[i] = s->Port.BeginDataReading(&s->buffers[i*BUFFERSIZE],BUFFERSIZE);
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s->handles[i] = s->Port.BeginDataReading(&s->buffers_rx[i*BUFFERSIZE],BUFFERSIZE);
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return 0;
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}
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@@ -195,8 +196,8 @@ static void trx_sodera_end(openair0_device *device)
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// stop TX/RX if they were active
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regVal = SPI_read(s->Port,0x0005);
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SPI_write(s->Port,0x0005,regVal & ~0x6);
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uint16_t regVal = SPI_read(&s->Port,0x0005);
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SPI_write(&s->Port,0x0005,regVal & ~0x6);
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}
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@@ -204,11 +205,6 @@ static int trx_sodera_write(openair0_device *device, openair0_timestamp timestam
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{
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sodera_t *s = (sodera_t*)device->priv;
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if (cc>1) {
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// s->tx_stream->send(buff_ptrs, nsamps, s->tx_md);
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}
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else
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// s->tx_stream->send(buff[0], nsamps, s->tx_md);
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return 0;
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}
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@@ -220,18 +216,23 @@ static int trx_sodera_read(openair0_device *device, openair0_timestamp *ptimesta
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int nsamps2; // aligned to upper 32 or 16 byte boundary
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StreamPacket_t *p;
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int16_t sampleI,sampleQ;
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uint8_t *pktStart;
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char *pktStart;
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int offset = 0;
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int num_p;
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int ind=0;
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int buffsize;
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int spp;
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// this assumes that each request is of size 4096 bytes (spp = 4080/4/channelscount)
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spp = sizeof(p->data)>>2; // spp = size of payload in samples
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spp /= s->channelscount;
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// first get rid of remaining samples
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if (s->samples_left_buffer > 0) {
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buffsize = min(s->samples_left_buffer,nsamps);
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pktStart = &s->buffers_rx[(s->last_handle-1)*BUFFERSIZE].data;
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pktStart -= (spp-s->samples_left_buffer);
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pktStart = ((StreamPacket_t*)&s->buffers_rx[(s->current_handle-1)*BUFFERSIZE])->data;
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pktStart += (spp-s->samples_left_buffer);
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const int stepSize = s->channelscount * 3;
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for (int b=0;b<buffsize<<2;b+=stepSize) {
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@@ -267,16 +268,14 @@ static int trx_sodera_read(openair0_device *device, openair0_timestamp *ptimesta
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// This is for the left-over part => READ from USB
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spp = sizeof(p->data)>>2; // spp = size of payload in samples
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spp /= s->channelscount;
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num_p = nsamps / spp;
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if ((nsamps%spp) > 0)
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num_p++;
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s->samples_left_buffer = (num_p*spp)-nsamps;
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for (int i=0;i<num_p;i++)
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s->handles[i] = s->Port.BeginDataReading(&buffers_rx[i*BUFFERSIZE],BUFFERSIZE);
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s->last_handle = num_p;
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s->handles[i] = s->Port.BeginDataReading(&s->buffers_rx[i*BUFFERSIZE],BUFFERSIZE);
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s->current_handle = num_p;
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const int stepSize = s->channelscount * 3;
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@@ -287,7 +286,8 @@ static int trx_sodera_read(openair0_device *device, openair0_timestamp *ptimesta
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printf("[recv] Error: request %d samples (%d/%d) WaitForReading timed out\n",nsamps,i,num_p);
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return(samples_received);
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}
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if ((ret=Port.FinishDataReading(&s->buffers_rx[i*BUFFERSIZE],BUFFERSIZE,s->handles[i])) != BUFFERSIZE) {
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long bytesToRead=BUFFERSIZE;
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if (s->Port.FinishDataReading(&s->buffers_rx[i*BUFFERSIZE],bytesToRead,s->handles[i]) != BUFFERSIZE) {
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printf("[recv] Error: request %d samples (%d/%d) WaitForReading timed out\n",nsamps,i,num_p);
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return(samples_received);
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}
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@@ -305,8 +305,8 @@ static int trx_sodera_read(openair0_device *device, openair0_timestamp *ptimesta
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}
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}
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}
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pktStart = &p->data;
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for (uint16_t b=0;b<sizeof(p->data);n+=stepSize) {
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pktStart = p->data;
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for (uint16_t b=0;b<sizeof(p->data);b+=stepSize) {
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for (int ch=0;ch < s->channelscount;ch++) {
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// I sample
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sampleI = (pktStart[b + 1 + 3*ch]&0x0F)<<8;
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