Files
openairinterface5g/targets/ARCH/EXMIMO/USERSPACE/LIB/example.c
T
2013-06-25 09:05:02 +00:00

97 lines
2.5 KiB
C

#include <stdio.h>
#include "openair0_lib.h"
exmimo_config_t *p_exmimo_config;
exmimo_id_t *p_exmimo_id;
unsigned int build_rflocal(txi, txq, rxi, rxq)
{
return (txi + txq<<6 + rxi<<12 + rxq<<18);
}
unsigned int build_rfdc(int dcoff_i_rxfe, int dcoff_q_rxfe)
{
return (dcoff_i_rxfe + dcoff_q_rxfe<<8);
}
void test_config(int card, int ant, unsigned int rf_mode)
{
p_exmimo_config->framing.eNB_flag = 0;
p_exmimo_config->framing.tdd_config = 0;
p_exmimo_config->rf.rf_freq_rx[ant] = 1907600000;
p_exmimo_config->rf.rf_freq_tx[ant] = 1907600000;;
p_exmimo_config->rf.rx_gain[ant][0] = 20;
p_exmimo_config->rf.tx_gain[ant][0] = 10;
p_exmimo_config->rf.rf_mode[ant] = rf_mode;
p_exmimo_config->rf.rf_local[ant] = build_rflocal(20,25,26,04);
p_exmimo_config->rf.rf_rxdc[ant] = build_rfdc(128, 128);
p_exmimo_config->rf.rf_vcocal[ant] = 0xE<<6 + 0xE;
openair0_dump_config( card );
}
void read_firmware_buffer(int card)
{
int i;
unsigned int *p= (unsigned int *) (openair0_exmimo_pci[card].firmware_block_ptr);
printf("firmware_buffer: \n");
for (i=0; i<0x30; i++)
printf("u32 fwbuf[%d]: value=%08X\n", i, p[i]);
}
void main(void)
{
int ret, card, ant;
unsigned int my_rf_mode;
unsigned int *p_rx_ant0, *p_tx_ant0;
ret = openair0_open();
if ( ret != 0 )
{
if (ret == -1)
printf("Error opening /dev/openair0");
if (ret == -2)
printf("Error mapping bigshm");
if (ret == -3)
printf("Error mapping RX or TX buffer");
return;
}
my_rf_mode = RXEN + TXEN + TXLPFNORM + TXLPFEN + TXLPF25 + RXLPFNORM + RXLPFEN + RXLPF25 + LNA1ON +LNAMax + RFBBNORM;
my_rf_mode += DMAMODE_RX + DMAMODE_TX;
printf ("Detected %d number of cards.\n", openair0_num_detected_cards);
card =0;
ant =0;
printf ("Will configure card %d, antenna %d\n", card, ant);
p_exmimo_config = openair0_exmimo_pci[card].exmimo_config_ptr;
p_exmimo_id = openair0_exmimo_pci[card].exmimo_id_ptr;
printf("Card %d: ExpressMIMO %d, HW Rev %d, SW Rev 0x%d\n", card, p_exmimo_id->board_exmimoversion, p_exmimo_id->board_hwrev, p_exmimo_id->board_swrev);
//read_firmware_buffer(card);
test_config( card, ant, my_rf_mode);
// pointer to data
p_rx_ant0 = openair0_exmimo_pci[ card ].adc_head[ ant ];
p_tx_ant0 = openair0_exmimo_pci[ card ].dac_head[ ant ];
// do something with the data here
openair0_close();
}